:root {
  --primary: #1677FF;
  --primary-hover: #4096FF;
  --primary-light: #EAF3FF;
  --bg: #F5F7FA;
  --card: #FFFFFF;
  --title: #0F172A;
  --text: #475569;
  --muted: #94A3B8;
  --border: #E5EAF3;
  --orange: #FF7A1A;
  --orange-bg: #FFF7ED;
  --purple: #1677FF;
  --purple-bg: #EAF3FF;
  --green: #1677FF;
  --green-bg: #EAF3FF;
  --danger: #EF4444;
  --shadow: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-hover: 0 2px 8px rgba(15, 23, 42, 0.08);
  --radius-lg: 12px;
  --radius-md: 12px;
  --radius-sm: 8px;
  --space-page: 16px;
  --space-block: 12px;
}

/* Final mobile-first app shell for tutorial center. */
@media (max-width: 768px) {
  html,
  body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
    background: #f5f7fa;
  }

  body.mobile-compact {
    color: #0f172a;
    font-size: 14px;
    letter-spacing: 0;
  }

  .mobile-compact .sidebar {
    transform: translateX(-100%);
  }

  .mobile-compact.mobile-open .sidebar {
    transform: translateX(0);
  }

  .mobile-compact .main,
  .mobile-compact.sidebar-collapsed .main {
    padding-left: 0;
  }

  .mobile-compact .topbar {
    position: sticky;
    top: 0;
    z-index: 80;
    display: block;
    height: auto;
    min-height: 78px;
    padding: 0;
    border-bottom: 1px solid rgba(216, 230, 255, 0.9);
    background: rgba(255, 255, 255, 0.96);
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
    backdrop-filter: blur(16px);
  }

  .mobile-compact .topbar::after,
  .mobile-compact .topbar > .topnav,
  .mobile-compact .topbar > #buyTop,
  .mobile-compact .topbar:has(.mobile-app-header) > .menu-btn {
    display: none !important;
  }

  .mobile-app-header {
    display: grid;
    align-items: center;
    min-height: 78px;
    padding: 14px 14px 10px;
    gap: 10px;
  }

  .mobile-app-header--brand {
    grid-template-columns: minmax(0, 1fr) auto auto 34px;
  }

  .mobile-app-header--page {
    grid-template-columns: 46px minmax(0, 1fr) auto;
  }

  .mobile-brand {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    gap: 10px;
    align-items: center;
    min-width: 0;
    color: #0f172a;
    text-decoration: none;
  }

  .mobile-brand span {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, #1677ff, #0f6bff);
    color: #fff;
    font-size: 28px;
    font-weight: 900;
    box-shadow: 0 8px 18px rgba(22, 119, 255, 0.22);
  }

  .mobile-brand strong {
    display: block;
    font-size: 22px;
    line-height: 1.15;
    font-weight: 900;
  }

  .mobile-brand small {
    display: block;
    margin-top: 3px;
    overflow: hidden;
    color: #64748b;
    font-size: 13px;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-service,
  .mobile-back,
  .mobile-app-header .menu-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 34px;
    height: 34px;
    border: 0;
    background: transparent;
    color: #0f172a;
    font-size: 15px;
    font-weight: 800;
    text-decoration: none;
  }

  .mobile-service {
    gap: 5px;
    white-space: nowrap;
  }

  .mobile-service .ui-icon,
  .mobile-app-header .menu-btn .ui-icon {
    width: 24px;
    height: 24px;
  }

  .mobile-back {
    width: 44px;
    height: 44px;
    border: 1px solid #e5eaf3;
    border-radius: 50%;
    background: #fff;
  }

  .mobile-back .ui-icon {
    width: 25px;
    height: 25px;
  }

  .mobile-page-title {
    min-width: 0;
    text-align: center;
  }

  .mobile-page-title strong {
    display: block;
    overflow: hidden;
    font-size: 20px;
    line-height: 1.2;
    font-weight: 900;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-page-title small {
    display: block;
    margin-top: 4px;
    overflow: hidden;
    color: #64748b;
    font-size: 12px;
    line-height: 1.2;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    width: 100%;
    max-width: 100%;
    padding: 12px 11px calc(84px + env(safe-area-inset-bottom));
  }

  .mobile-compact .btn {
    min-height: 34px;
    gap: 6px;
    padding: 0 12px;
    border-radius: 9px;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
  }

  .mobile-compact .btn .ui-icon {
    width: 17px;
    height: 17px;
  }

  .mobile-tabbar {
    position: fixed;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 90;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    width: min(100%, 480px);
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
    height: calc(66px + env(safe-area-inset-bottom));
    padding: 7px 4px calc(6px + env(safe-area-inset-bottom));
    border-top: 1px solid #e5eaf3;
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 -4px 20px rgba(15, 23, 42, 0.08);
    backdrop-filter: blur(18px);
  }

  .mobile-tabbar a {
    display: grid;
    justify-items: center;
    align-content: center;
    gap: 3px;
    min-width: 0;
    border-radius: 14px;
    color: #64748b;
    text-decoration: none;
  }

  .mobile-tabbar span {
    display: grid;
    place-items: center;
    width: 32px;
    height: 28px;
    border-radius: 11px;
  }

  .mobile-tabbar .ui-icon {
    width: 22px;
    height: 22px;
  }

  .mobile-tabbar strong {
    font-size: 11px;
    line-height: 1.15;
    font-weight: 800;
  }

  .mobile-tabbar a.is-active {
    color: #1677ff;
  }

  .mobile-tabbar a.is-active span {
    background: #eaf3ff;
  }

  .m-section-title,
  .home-section-head {
    display: flex;
    align-items: center;
    gap: 8px;
    min-height: 30px;
    margin: 0 0 9px;
  }

  .m-section-title > span,
  .home-section-head > span {
    display: grid;
    place-items: center;
    flex: 0 0 auto;
    width: 28px;
    height: 28px;
    border-radius: 9px;
    background: #1677ff;
    color: #fff;
  }

  .m-section-title .ui-icon,
  .home-section-head .ui-icon {
    width: 18px;
    height: 18px;
  }

  .m-section-title h2,
  .home-section-head h2 {
    flex: 1 1 auto;
    min-width: 0;
    margin: 0;
    color: #0f172a;
    font-size: 20px;
    line-height: 1.2;
    font-weight: 900;
  }

  .m-section-title em {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    color: #64748b;
    font-size: 13px;
    font-style: normal;
    white-space: nowrap;
  }

  .m-section-title em .ui-icon {
    width: 16px;
    height: 16px;
    color: #1677ff;
  }

  .mobile-home {
    display: grid;
    gap: 14px;
  }

  .mobile-compact .home-block {
    margin: 0;
  }

  .m-notice,
  .mobile-compact .home-notice {
    display: grid;
    grid-template-columns: 42px 92px minmax(0, 1fr) auto;
    align-items: center;
    min-height: 78px;
    gap: 10px;
    padding: 12px;
    border: 1px solid #ffbf91;
    border-radius: 14px;
    background: linear-gradient(90deg, #fff7ed, #fff);
    box-shadow: none;
  }

  .m-notice__icon,
  .home-notice__title span {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 11px;
    color: #ff5a00;
  }

  .m-notice__icon .ui-icon {
    width: 32px;
    height: 32px;
  }

  .m-notice h2 {
    margin: 0;
    color: #f35a00;
    font-size: 20px;
    font-weight: 900;
    white-space: nowrap;
  }

  .m-notice p {
    margin: 0;
    overflow: hidden;
    color: #0f172a;
    font-size: 13px;
    line-height: 1.55;
  }

  .m-notice__copy {
    min-width: 58px;
    border-color: #ff7a1a !important;
    color: #ff5a00 !important;
    background: #fff !important;
  }

  .home-platform-grid {
    display: grid;
    gap: 10px;
  }

  .mobile-compact .home-platform-card {
    position: relative;
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) 24px;
    align-items: center;
    min-height: 86px;
    gap: 12px;
    padding: 14px;
    border: 1px solid #bcd5ff;
    border-radius: 14px;
    background: linear-gradient(100deg, #f6fbff, #fff);
    color: #0f172a;
    text-decoration: none;
    box-shadow: none;
  }

  .mobile-compact .home-platform-card--ios {
    border-color: #d5c0ff;
    background: linear-gradient(100deg, #fbf8ff, #fff);
  }

  .mobile-compact .home-platform-card__icon {
    display: grid;
    place-items: center;
    width: 64px;
    height: 64px;
    border: 1px solid #e5eaf3;
    border-radius: 14px;
    background: #fff;
    color: #22c55e;
  }

  .mobile-compact .home-platform-card--ios .home-platform-card__icon {
    color: #7c3aed;
  }

  .mobile-compact .home-platform-card__icon .ui-icon {
    width: 42px;
    height: 42px;
  }

  .mobile-compact .home-platform-card__icon--mascot .brand-icon--android {
    width: 46px;
    height: 46px;
  }

  .mobile-compact .android-hero__icon--mascot .brand-icon--android {
    width: 44px;
    height: 44px;
  }

  .mobile-compact .home-platform-card__body {
    display: grid;
    gap: 6px;
    min-width: 0;
  }

  .mobile-compact .home-platform-card__body > div {
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 0;
  }

  .mobile-compact .home-platform-card h3 {
    margin: 0;
    font-size: 20px;
    line-height: 1.15;
    font-weight: 900;
  }

  .mobile-compact .home-platform-card__body span {
    display: inline-flex;
    align-items: center;
    height: 24px;
    padding: 0 9px;
    border-radius: 999px;
    background: #1677ff;
    color: #fff;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
  }

  .mobile-compact .home-platform-card--ios .home-platform-card__body span {
    background: #7c3aed;
  }

  .mobile-compact .home-platform-card p {
    display: -webkit-box;
    margin: 0;
    overflow: hidden;
    color: #475569;
    font-size: 14px;
    line-height: 1.45;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .mobile-compact .home-platform-card b {
    display: grid;
    place-items: center;
    width: 24px;
    color: #1677ff;
  }

  .mobile-compact .home-platform-card--ios b {
    color: #7c3aed;
  }

  .mobile-compact .home-platform-card b .ui-icon {
    width: 24px;
    height: 24px;
  }

  .mobile-compact .home-action-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .mobile-compact .home-action-card {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr);
    grid-template-rows: auto auto;
    min-height: 78px;
    gap: 7px 10px;
    padding: 11px;
    border: 1px solid #dbeafe;
    border-radius: 13px;
    background: #fff;
  }

  .mobile-compact .home-action-card--green { border-color: #bbf7d0; background: linear-gradient(135deg, #f0fdf4, #fff); }
  .mobile-compact .home-action-card--orange { border-color: #fed7aa; background: linear-gradient(135deg, #fff7ed, #fff); }
  .mobile-compact .home-action-card--purple { border-color: #ddd6fe; background: linear-gradient(135deg, #faf5ff, #fff); }

  .mobile-compact .home-action-card__icon {
    display: grid;
    place-items: center;
    grid-row: 1 / 3;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .home-action-card--green .home-action-card__icon { background: #dcfce7; color: #22c55e; }
  .mobile-compact .home-action-card--orange .home-action-card__icon { background: #ffedd5; color: #ff7a1a; }
  .mobile-compact .home-action-card--purple .home-action-card__icon { background: #f3e8ff; color: #7c3aed; }

  .mobile-compact .home-action-card__icon .ui-icon {
    width: 31px;
    height: 31px;
  }

  .mobile-compact .home-action-card h3,
  .mobile-compact .home-quick-card h3 {
    margin: 0 0 4px;
    font-size: 15px;
    line-height: 1.2;
    font-weight: 900;
  }

  .mobile-compact .home-action-card p,
  .mobile-compact .home-quick-card p {
    margin: 0;
    overflow: hidden;
    color: #64748b;
    font-size: 12px;
    line-height: 1.25;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-compact .home-action-card__button {
    grid-column: 2;
  }

  .mobile-compact .home-action-card__button .btn,
  .mobile-compact .home-action-card__button a,
  .mobile-compact .home-action-card__button button {
    min-width: 86px;
    min-height: 30px;
    padding: 0 11px;
    border: 1px solid currentColor;
    border-radius: 9px;
    background: #fff;
    color: #1677ff;
    font-size: 13px;
    font-weight: 900;
  }

  .mobile-compact .home-quick-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 7px;
  }

  .mobile-compact .home-quick-card {
    display: grid;
    justify-items: center;
    min-height: 64px;
    gap: 5px;
    padding: 8px 5px;
    border: 1px solid #e5eaf3;
    border-radius: 11px;
    background: #fff;
    color: #0f172a;
    text-align: center;
    text-decoration: none;
  }

  .mobile-compact .home-quick-card__icon {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .home-quick-card__icon .ui-icon {
    width: 22px;
    height: 22px;
  }

  .mobile-compact .home-quick-card p,
  .mobile-compact .home-quick-card__arrow {
    display: none;
  }

  .mobile-compact .home-quick-card h3 {
    font-size: 13px;
  }

  .mobile-compact .home-reminder {
    display: grid;
    grid-template-columns: 48px minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    min-height: 78px;
    padding: 13px;
    border: 1px solid #bcd5ff;
    border-radius: 14px;
    background: linear-gradient(100deg, #eff6ff, #fff);
  }

  .mobile-compact .home-reminder__icon {
    display: grid;
    place-items: center;
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #1677ff;
    color: #fff;
  }

  .mobile-compact .home-reminder h2 {
    margin: 0 0 5px;
    font-size: 19px;
    line-height: 1.15;
  }

  .mobile-compact .home-reminder__content span {
    display: none;
    color: #475569;
    font-size: 13px;
    line-height: 1.45;
  }

  .mobile-compact .home-reminder__content span:first-child,
  .mobile-compact .home-reminder.is-open .home-reminder__content span {
    display: block;
  }

  .mobile-compact .home-reminder button {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    border: 0;
    background: transparent;
    color: #1677ff;
    font-size: 13px;
    font-weight: 900;
    white-space: nowrap;
  }

  .mobile-compact .home-reminder.is-open button .ui-icon {
    transform: rotate(180deg);
  }

  .mobile-compact .card,
  .mobile-compact .m-panel,
  .mobile-compact .android-panel,
  .mobile-compact .ios-panel,
  .mobile-compact .video-main-card,
  .mobile-compact .guide-help-card,
  .mobile-compact .video-contact,
  .mobile-compact .faq-panel {
    border: 1px solid #d8e6ff;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 4px 16px rgba(15, 23, 42, 0.04);
  }

  .mobile-compact .android-hero,
  .mobile-compact .ios-hero {
    min-height: 0;
    margin: 0 0 10px;
    padding: 16px;
    overflow: hidden;
    background: linear-gradient(115deg, #f4f9ff, #fff);
  }

  .mobile-compact .ios-hero {
    border-color: #d5c0ff;
    background: linear-gradient(115deg, #faf7ff, #fff);
  }

  .mobile-compact .android-hero__visual,
  .mobile-compact .ios-hero__visual {
    display: none;
  }

  .mobile-compact .android-hero__head,
  .mobile-compact .ios-hero__title {
    display: grid;
    grid-template-columns: 70px minmax(0, 1fr);
    align-items: center;
    gap: 14px;
    margin: 0 0 13px;
  }

  .mobile-compact .android-hero__icon,
  .mobile-compact .ios-hero__apple {
    display: grid;
    place-items: center;
    width: 70px;
    height: 70px;
    border: 1px solid #e5eaf3;
    border-radius: 14px;
    background: #fff;
    color: #22c55e;
  }

  .mobile-compact .ios-hero__apple {
    color: #7c3aed;
  }

  .mobile-compact .android-hero__icon .ui-icon,
  .mobile-compact .ios-hero__apple .ui-icon {
    width: 46px;
    height: 46px;
  }

  .mobile-compact .android-hero h1,
  .mobile-compact .ios-hero h1 {
    margin: 0 0 5px;
    font-size: 23px;
    line-height: 1.15;
    font-weight: 900;
  }

  .mobile-compact .android-hero p,
  .mobile-compact .ios-hero p {
    margin: 0;
    color: #475569;
    font-size: 13px;
    line-height: 1.45;
  }

  .mobile-compact .android-hero__actions,
  .mobile-compact .ios-hero__actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 9px;
    margin-top: 10px;
  }

  .mobile-compact .android-hero__actions .btn,
  .mobile-compact .ios-hero__actions .btn {
    min-width: 0;
    padding: 0 6px;
    font-size: 12px;
  }

  .mobile-compact .android-download-box,
  .mobile-compact .m-download-row {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: 8px;
    margin: 0 0 8px;
    padding: 10px 12px;
    border: 1px solid #bcd5ff;
    border-radius: 10px;
    background: #fff;
    color: #0f172a;
  }

  .mobile-compact .android-download-box {
    margin-top: 12px;
  }

  .mobile-compact .android-download-box span,
  .mobile-compact .m-download-row span {
    overflow: hidden;
    font-size: 13px;
    white-space: nowrap;
    text-overflow: ellipsis;
  }

  .mobile-compact .android-download-box strong,
  .mobile-compact .m-download-row strong {
    color: #1677ff;
  }

  .mobile-compact .android-alert,
  .mobile-compact .m-warning {
    display: flex;
    align-items: center;
    gap: 7px;
    margin-top: 8px;
    padding: 9px 11px;
    border: 1px solid #ffbf91;
    border-radius: 10px;
    background: #fff7ed;
    color: #f05a00;
    font-size: 13px;
    font-weight: 800;
  }

  .mobile-compact .android-alert .ui-icon,
  .mobile-compact .m-warning .ui-icon {
    flex: 0 0 auto;
    width: 18px;
    height: 18px;
  }

  .mobile-compact .android-panel,
  .mobile-compact .ios-panel,
  .mobile-compact .faq-panel {
    margin: 0 0 10px;
    padding: 12px;
  }

  .mobile-compact .android-method-grid {
    display: grid;
    gap: 10px;
  }

  .mobile-compact .android-methods-lead {
    margin-bottom: 10px;
    padding: 10px 12px;
    font-size: 13px;
    line-height: 1.55;
  }

  .mobile-compact .android-method-card {
    padding: 14px;
    border: 1px solid #e2e8f0;
    border-radius: 14px;
    background: #fff;
    box-shadow: 0 6px 18px rgba(15, 23, 42, .04);
  }

  .mobile-compact .android-method-card__head {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-bottom: 12px;
  }

  .mobile-compact .android-method-card__mark {
    width: 4px;
    height: 18px;
    border-radius: 999px;
    background: #14b8a6;
  }

  .mobile-compact .android-method-card__head h3 {
    margin: 0;
    font-size: 17px;
    font-weight: 800;
  }

  .mobile-compact .android-method-card ol {
    display: grid;
    grid-template-columns: 1fr;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .mobile-compact .android-method-card li {
    display: grid;
    grid-template-columns: 22px minmax(0, 1fr);
    gap: 8px;
    align-items: start;
  }

  .mobile-compact .android-method-card li span {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    margin-top: 2px;
    border-radius: 50%;
    background: #ecfdf5;
    color: #0f766e;
    font-size: 12px;
    font-weight: 800;
  }

  .mobile-compact .android-method-card li p {
    margin: 0;
    color: #334155;
    font-size: 13px;
    line-height: 1.65;
  }

  .mobile-compact .android-section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 10px;
  }

  .mobile-compact .android-section-head h2 {
    margin: 0;
    font-size: 19px;
  }

  .mobile-compact .android-section-head a {
    color: #1677ff;
    font-size: 12px;
    font-weight: 900;
    text-decoration: none;
    white-space: nowrap;
  }

  .mobile-compact .android-step-flow {
    display: grid;
    grid-template-columns: 1fr;
    gap: 12px;
  }

  .mobile-compact .android-step-card {
    display: block;
    min-height: 0;
    padding: 12px;
    border: 1px solid #cfe1ff;
    border-radius: 11px;
    background: #fff;
  }

  .mobile-compact .android-step-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
  }

  .mobile-compact .android-step-card__badge {
    padding: 3px 10px;
    font-size: 11px;
  }

  .mobile-compact .android-step-card h3 {
    margin: 0;
    font-size: 14px;
    line-height: 1.35;
  }

  .mobile-compact .android-step-card__media,
  .mobile-compact .android-step-card button {
    width: 100%;
    height: auto;
    padding: 0;
    overflow: hidden;
    border: 1px solid #d8e6ff;
    border-radius: 8px;
    background: #f8fbff;
  }

  .mobile-compact .android-step-card img {
    width: 100%;
    height: auto;
    max-height: 280px;
    object-fit: contain;
  }

  .mobile-compact .android-step-card p {
    margin: 8px 0 0;
    color: #475569;
    font-size: 12px;
    line-height: 1.5;
  }

  .mobile-compact .android-tip-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .mobile-compact .android-tip-card {
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 5px 7px;
    min-height: 78px;
    padding: 10px;
    border: 1px solid #d8e6ff;
    border-radius: 11px;
    background: #fff;
  }

  .mobile-compact .android-tip-card > span {
    display: grid;
    place-items: center;
    grid-row: 1 / 3;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .android-tip-card h3 {
    margin: 0;
    font-size: 13px;
  }

  .mobile-compact .android-tip-card p {
    margin: 0;
    color: #64748b;
    font-size: 11px;
    line-height: 1.35;
  }

  .mobile-compact .ios-timeline {
    display: grid;
    gap: 12px;
    padding-left: 2px;
  }

  .mobile-compact .ios-install-video__player {
    max-height: min(62vh, 520px);
    border-radius: 12px;
  }

  .mobile-compact .ios-install-video__tip {
    font-size: 12px;
    line-height: 1.55;
  }

  .mobile-compact .ios-step {
    display: grid;
    grid-template-columns: 30px 42px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
  }

  .mobile-compact .ios-step__num {
    display: grid;
    place-items: center;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    background: #7c3aed;
    color: #fff;
    font-weight: 900;
  }

  .mobile-compact .ios-step__icon {
    display: grid;
    place-items: center;
    width: 42px;
    height: 42px;
    border-radius: 11px;
    background: #f3e8ff;
    color: #7c3aed;
  }

  .mobile-compact .ios-step h3 {
    margin: 0 0 4px;
    font-size: 15px;
  }

  .mobile-compact .ios-step p {
    margin: 0;
    color: #64748b;
    font-size: 12px;
    line-height: 1.4;
  }

  .mobile-compact .ios-notice-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
  }

  .mobile-compact .ios-notice-card {
    display: grid;
    grid-template-columns: 36px minmax(0, 1fr);
    gap: 8px;
    min-height: 94px;
    padding: 10px;
    border: 1px solid #e5eaf3;
    border-radius: 11px;
    background: #fff;
  }

  .mobile-compact .ios-notice-card > span {
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .ios-notice-card--purple > span { background: #f3e8ff; color: #7c3aed; }
  .mobile-compact .ios-notice-card--green > span { background: #dcfce7; color: #22c55e; }
  .mobile-compact .ios-notice-card--orange > span { background: #ffedd5; color: #ff7a1a; }

  .mobile-compact .ios-notice-card h3 {
    margin: 0 0 4px;
    font-size: 13px;
  }

  .mobile-compact .ios-notice-card p {
    margin: 0;
    color: #64748b;
    font-size: 11px;
    line-height: 1.35;
  }

  .mobile-compact .faq-panel h2 {
    margin: 0 0 10px;
    font-size: 19px;
    font-weight: 900;
  }

  .mobile-compact .faq-list {
    display: grid;
    gap: 6px;
  }

  .mobile-compact .faq-item {
    border: 1px solid #cfe1ff;
    border-radius: 9px;
    background: #fff;
    overflow: hidden;
  }

  .mobile-compact .faq-q {
    display: grid;
    grid-template-columns: 24px minmax(0, 1fr) 18px;
    align-items: center;
    width: 100%;
    min-height: 38px;
    gap: 8px;
    padding: 7px 10px;
    border: 0;
    background: transparent;
    text-align: left;
  }

  .mobile-compact .faq-q__num {
    display: grid;
    place-items: center;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: #1677ff;
    color: #fff;
    font-size: 12px;
    font-weight: 900;
  }

  .mobile-compact .faq-q__title {
    overflow: hidden;
    color: #0f172a;
    font-size: 14px;
    font-weight: 900;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .mobile-compact .faq-a {
    display: none;
    padding: 0 10px 10px 42px;
  }

  .mobile-compact .faq-item.is-open .faq-a {
    display: block;
  }

  .mobile-compact .faq-a p {
    margin: 0;
    color: #64748b;
    font-size: 13px;
    line-height: 1.55;
  }

  .mobile-compact .video-page-title {
    margin: 0 0 12px;
    text-align: center;
  }

  .mobile-compact .video-page-title h1 {
    margin: 0 0 5px;
    font-size: 24px;
  }

  .mobile-compact .video-page-title p {
    margin: 0;
    color: #64748b;
    font-size: 13px;
  }

  .mobile-compact .video-main-card {
    padding: 12px;
    margin-bottom: 10px;
  }

  .mobile-compact .video-hero {
    display: grid;
    place-items: center;
    height: 142px;
    border: 1px solid #bcd5ff;
    border-radius: 14px;
    background: linear-gradient(135deg, #eaf3ff, #f8fbff);
  }

  .mobile-compact .video-hero__play {
    display: grid;
    place-items: center;
    width: 62px;
    height: 62px;
    margin-bottom: 8px;
    border-radius: 50%;
    background: #1677ff;
    color: #fff;
    box-shadow: 0 10px 24px rgba(22, 119, 255, 0.25);
  }

  .mobile-compact .video-hero h3 {
    margin: 0;
    font-size: 19px;
    font-weight: 900;
  }

  .mobile-compact .video-action-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 10px;
  }

  .mobile-compact .video-tab-buttons {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 8px;
    margin-top: 10px;
  }

  .mobile-compact .video-tab-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    min-width: 0;
    min-height: 46px;
    padding: 0 6px;
    border: 1px solid #e5eaf3;
    border-radius: 14px;
    background: #fff;
    color: #0f172a;
    font: inherit;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
    cursor: pointer;
    transition: background .18s ease, border-color .18s ease, box-shadow .18s ease, color .18s ease;
  }

  .mobile-compact .video-tab-btn .ui-icon {
    width: 16px;
    height: 16px;
    flex: 0 0 auto;
  }

  .mobile-compact .video-tab-btn:hover:not(.is-active) {
    background: #f8fbff;
    border-color: #cbd5e1;
  }

  .mobile-compact .video-tab-btn.is-active.video-tab-btn--android {
    border-color: transparent;
    background: linear-gradient(135deg, #1677ff, #4096ff);
    color: #fff;
    box-shadow: 0 8px 18px rgba(22, 119, 255, .22);
  }

  .mobile-compact .video-tab-btn.is-active.video-tab-btn--ios {
    border-color: transparent;
    background: linear-gradient(135deg, #8b5cf6, #7c3aed);
    color: #fff;
    box-shadow: 0 8px 18px rgba(124, 58, 237, .22);
  }

  .mobile-compact .video-tab-btn.is-active.video-tab-btn--network {
    border-color: transparent;
    background: linear-gradient(135deg, #0891b2, #6366f1);
    color: #fff;
    box-shadow: 0 8px 18px rgba(8, 145, 178, .22);
  }

  .mobile-compact .video-action-buttons .btn {
    min-width: 0;
    font-size: 12px;
  }

  .mobile-compact .video-list-grid,
  .mobile-compact .video-category-grid {
    display: grid;
    gap: 8px;
    margin-bottom: 10px;
    transition: opacity .2s ease;
  }

  .mobile-compact .video-list-grid.is-updating {
    opacity: .45;
  }

  .mobile-compact .video-list-empty {
    display: grid;
    place-items: center;
    min-height: 120px;
    padding: 24px 16px;
    border: 1px dashed #cbd5e1;
    border-radius: 14px;
    background: #fff;
    color: #64748b;
    text-align: center;
  }

  .mobile-compact .video-list-empty strong {
    font-size: 14px;
    font-weight: 700;
  }

  .mobile-compact .video-category-card:not(.video-category-card--simple) {
    display: grid;
    grid-template-columns: 58px minmax(0, 1fr) auto;
    align-items: center;
    gap: 12px;
    min-height: 82px;
    padding: 12px;
    border: 1px solid #e5eaf3;
    border-radius: 12px;
    background: #fff;
  }

  .mobile-compact .video-category-card__icon {
    display: grid;
    place-items: center;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: #dcfce7;
    color: #22c55e;
  }

  .mobile-compact .video-category-card--purple .video-category-card__icon {
    background: #f3e8ff;
    color: #7c3aed;
  }

  .mobile-compact .video-category-card--orange .video-category-card__icon {
    background: #ffedd5;
    color: #ff7a1a;
  }

  .mobile-compact .video-category-card--blue .video-category-card__icon {
    background: #e0f2fe;
    color: #0891b2;
  }

  .mobile-compact .video-category-card h3 {
    margin: 0 0 5px;
    font-size: 17px;
  }

  .mobile-compact .video-category-card p {
    margin: 0 0 7px;
    color: #64748b;
    font-size: 12px;
    line-height: 1.4;
  }

  .mobile-compact .video-card-meta {
    display: flex;
    gap: 8px;
    color: #475569;
    font-size: 12px;
  }

  .mobile-compact .video-card-meta span {
    color: #22c55e;
    font-weight: 900;
  }

  .mobile-compact .video-category-card__btn {
    min-width: 82px;
    min-height: 36px;
    border: 1px solid currentColor;
    border-radius: 9px;
    background: #fff;
    color: #22c55e;
    font-size: 13px;
    font-weight: 900;
  }

  .mobile-compact .video-category-card--purple .video-category-card__btn {
    color: #7c3aed;
  }

  .mobile-compact .video-category-card--orange .video-category-card__btn {
    color: #ff7a1a;
  }

  .mobile-compact .video-category-card--blue .video-category-card__btn {
    color: #0891b2;
  }

  .mobile-compact .video-contact,
  .mobile-compact .video-warning {
    display: grid;
    gap: 8px;
    margin-bottom: 10px;
    padding: 12px;
  }

  .mobile-compact .video-contact {
    grid-template-columns: 56px minmax(0, 1fr);
    align-items: center;
  }

  .mobile-compact .video-contact__head {
    display: contents;
  }

  .mobile-compact .video-contact__head span {
    display: grid;
    place-items: center;
    grid-row: span 2;
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .video-contact h2,
  .mobile-compact .video-contact strong,
  .mobile-compact .video-contact p {
    margin: 0;
  }

  .mobile-compact .video-contact strong {
    color: #1677ff;
    font-size: 22px;
  }

  .mobile-compact .video-contact__features {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    color: #64748b;
    font-size: 12px;
  }

  .mobile-compact .video-warning {
    grid-template-columns: 32px minmax(0, 1fr) auto;
    align-items: center;
    border: 1px solid #ffbf91;
    border-radius: 12px;
    background: #fff7ed;
  }

  .mobile-compact .video-warning p {
    margin: 0;
    color: #475569;
    font-size: 12px;
    line-height: 1.45;
  }

  .mobile-compact .guide-page-head {
    margin: 0 0 10px;
    padding: 0;
    border: 0;
    background: transparent;
  }

  .mobile-compact .guide-page-head__left {
    display: grid;
    grid-template-columns: 46px minmax(0, 1fr);
    align-items: center;
    gap: 10px;
  }

  .mobile-compact .guide-page-head__icon {
    display: none;
  }

  .mobile-compact .guide-page-head h1 {
    margin: 0 0 4px;
    font-size: 25px;
  }

  .mobile-compact .guide-page-head p {
    margin: 0;
    color: #64748b;
    font-size: 13px;
  }

  .mobile-compact .guide-search {
    position: relative;
    width: 100%;
    margin: 0 0 12px;
  }

  .mobile-compact .guide-search input {
    width: 100%;
    height: 46px;
    padding: 0 16px 0 42px;
    border: 1px solid #e5eaf3;
    border-radius: 999px;
    background: #fff;
    color: #0f172a;
    font-size: 15px;
  }

  .mobile-compact .guide-search__icon {
    position: absolute;
    left: 14px;
    top: 50%;
    color: #94a3b8;
    transform: translateY(-50%);
  }

  .mobile-compact .guide-tabs {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    margin: 0 -11px 12px;
    padding: 0 11px 4px;
    scrollbar-width: none;
  }

  .mobile-compact .guide-tabs::-webkit-scrollbar {
    display: none;
  }

  .mobile-compact .guide-tab {
    flex: 0 0 auto;
    height: 38px;
    padding: 0 18px;
    border: 1px solid #e5eaf3;
    border-radius: 999px;
    background: #fff;
    color: #0f172a;
    font-size: 13px;
    font-weight: 900;
  }

  .mobile-compact .guide-tab.is-active {
    border-color: #1677ff;
    background: #1677ff;
    color: #fff;
  }

  .mobile-compact .guide-layout {
    display: block;
  }

  .mobile-compact .guide-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px;
  }

  .mobile-compact .guide-card {
    display: grid;
    overflow: hidden;
    border: 1px solid #e5eaf3;
    border-radius: 14px;
    background: #fff;
  }

  .mobile-compact .guide-card__thumb {
    position: relative;
    height: 96px;
    margin: 10px 10px 0;
    overflow: hidden;
    border-radius: 11px;
    background: #f3f8ff;
  }

  .mobile-compact .guide-card__thumb img {
    width: 100%;
    height: 100%;
    padding: 8px;
    object-fit: contain;
  }

  .mobile-compact .guide-card__tag {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 4px 8px;
    border-radius: 8px;
    background: #dbeafe;
    color: #1677ff;
    font-size: 11px;
    font-weight: 900;
  }

  .mobile-compact .guide-card__body {
    display: grid;
    gap: 7px;
    padding: 10px;
  }

  .mobile-compact .guide-card h3 {
    margin: 0;
    font-size: 16px;
    line-height: 1.25;
  }

  .mobile-compact .guide-card p {
    display: -webkit-box;
    min-height: 38px;
    margin: 0;
    overflow: hidden;
    color: #64748b;
    font-size: 12px;
    line-height: 1.5;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
  }

  .mobile-compact .guide-card small {
    color: #475569;
    font-size: 12px;
    font-weight: 800;
  }

  .mobile-compact .guide-card__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    justify-self: end;
    min-width: 86px;
    min-height: 34px;
    padding: 0 12px;
    border: 1px solid #1677ff;
    border-radius: 9px;
    color: #1677ff;
    font-size: 12px;
    font-weight: 900;
    text-decoration: none;
  }

  .mobile-compact .guide-help-card {
    display: grid;
    grid-template-columns: 64px minmax(0, 1fr) auto;
    align-items: center;
    gap: 10px;
    margin-top: 14px;
    padding: 13px;
  }

  .mobile-compact .guide-help-card__head {
    display: grid;
    place-items: center;
    width: 58px;
    height: 58px;
    border-radius: 50%;
    background: #eaf3ff;
    color: #1677ff;
  }

  .mobile-compact .guide-help-card h2,
  .mobile-compact .guide-help-card p {
    margin: 0;
  }

  .mobile-compact .guide-help-card p {
    margin-top: 5px;
    color: #64748b;
    font-size: 13px;
  }

  .mobile-compact .guide-help-card p strong {
    color: #1677ff;
    font-size: 18px;
  }

  .mobile-compact .guide-help-card__features {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 6px;
    padding-top: 8px;
    border-top: 1px solid #e5eaf3;
    color: #475569;
    font-size: 12px;
  }

  .mobile-compact .guide-empty {
    display: none;
    padding: 24px;
    color: #64748b;
    text-align: center;
  }

  .mobile-compact .guide-empty.is-visible {
    display: block;
  }

  .mobile-compact .system-hero,
  .mobile-compact .page-title {
    margin: 0 0 12px;
    padding: 14px;
    border: 1px solid #d8e6ff;
    border-radius: 14px;
    background: #fff;
  }

  .mobile-compact .system-hero h1,
  .mobile-compact .page-title h1 {
    margin: 0 0 6px;
    font-size: 22px;
  }

  .mobile-compact .toast {
    position: fixed;
    left: 50%;
    bottom: calc(86px + env(safe-area-inset-bottom));
    z-index: 120;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    min-height: 40px;
    padding: 0 15px;
    border: 1px solid #d8e6ff;
    border-radius: 999px;
    background: #fff;
    color: #1677ff;
    font-weight: 900;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.14);
    opacity: 0;
    pointer-events: none;
    transform: translate(-50%, 12px);
    transition: 0.2s ease;
  }

  .mobile-compact .toast.show {
    opacity: 1;
    transform: translate(-50%, 0);
  }

  .mobile-compact .toast .ui-icon {
    width: 18px;
    height: 18px;
  }
}

@media (max-width: 380px) {
  .mobile-compact .home-action-grid,
  .mobile-compact .guide-grid {
    gap: 7px;
  }

  .mobile-compact .home-action-card {
    grid-template-columns: 42px minmax(0, 1fr);
    padding: 9px;
  }

  .mobile-compact .home-action-card__icon {
    width: 42px;
    height: 42px;
  }

  .mobile-compact .android-step-flow,
  .mobile-compact .android-tip-grid,
  .mobile-compact .ios-notice-grid {
    grid-template-columns: 1fr;
  }

  .mobile-compact .video-category-card {
    grid-template-columns: 50px minmax(0, 1fr);
  }

  .mobile-compact .video-category-card__btn {
    grid-column: 1 / -1;
  }
}

@media (max-width: 768px) {
  .mobile-compact {
    font-size: 13px;
    line-height: 1.45;
    background: #F5F7FA;
  }
  .mobile-compact .main,
  .mobile-compact.sidebar-collapsed .main {
    padding-left: 0;
  }
  .mobile-compact .topbar {
    position: sticky;
    top: 0;
    z-index: 60;
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr) auto;
    height: 48px;
    padding: 0 10px;
    gap: 8px;
    border-bottom: 1px solid #E5EAF3;
    background: rgba(255, 255, 255, .98);
    backdrop-filter: none;
  }
  .mobile-compact .topbar::after {
    content: "教  " attr(data-title);
    grid-column: 2;
    align-self: center;
    justify-self: start;
    min-width: 0;
    color: #0F172A;
    font-size: 15px;
    font-weight: 900;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  body[data-page="home"].mobile-compact .topbar::after {
    content: "教  教程中心";
  }
  .mobile-compact .menu-btn {
    width: 32px;
    height: 32px;
    border-radius: 8px;
  }
  .mobile-compact #buyTop {
    grid-column: 3;
    min-height: 30px;
    padding: 0 10px;
    border-radius: 9px;
    font-size: 12px;
    box-shadow: none;
  }
  .mobile-compact #buyTop .ui-icon {
    width: 14px;
    height: 14px;
  }
  .mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    padding: 10px 12px calc(12px + env(safe-area-inset-bottom));
  }
  .mobile-compact .btn {
    min-height: 32px;
    padding: 0 10px;
    border-radius: 9px;
    font-size: 12px;
    gap: 5px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .toast {
    min-height: 34px;
    padding: 0 12px;
    border-radius: 10px;
    font-size: 13px;
  }
  .mobile-compact .home-page {
    display: grid;
    gap: 10px;
  }
  .mobile-compact .home-block {
    margin-top: 0;
  }
  .mobile-compact .home-section-head {
    min-height: 24px;
    margin: 0 0 6px;
    gap: 7px;
    flex-wrap: nowrap;
  }
  .mobile-compact .home-section-head > span {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    box-shadow: none;
  }
  .mobile-compact .home-section-head > span .ui-icon {
    width: 14px;
    height: 14px;
  }
  .mobile-compact .home-section-head h2 {
    font-size: 17px;
    line-height: 1.2;
  }
  .mobile-compact .home-section-head p {
    display: none;
  }
  .mobile-compact .home-notice {
    position: relative;
    grid-template-columns: 30px minmax(0, 1fr) auto;
    min-height: 56px;
    gap: 8px;
    padding: 8px 10px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .home-notice__title {
    display: contents;
  }
  .mobile-compact .home-notice__title span {
    width: 30px;
    height: 30px;
    border-radius: 9px;
  }
  .mobile-compact .home-notice__title .ui-icon {
    width: 19px;
    height: 19px;
  }
  .mobile-compact .home-notice__title h2,
  .mobile-compact .home-notice__divider {
    display: none;
  }
  .mobile-compact .home-notice__text {
    padding: 0;
    font-size: 12px;
    line-height: 1.35;
  }
  .mobile-compact .home-notice__text p {
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
  .mobile-compact .home-notice__actions {
    grid-column: 3;
    grid-row: 1;
    display: flex;
    width: auto;
    gap: 0;
    margin: 0;
  }
  .mobile-compact .home-notice__actions button {
    display: none;
  }
  .mobile-compact .home-notice__actions button:first-child {
    display: inline-flex;
    min-height: 28px;
    width: 50px;
    padding: 0 8px;
    border-radius: 8px;
    font-size: 12px;
  }
  .mobile-compact .home-notice__actions button:first-child .ui-icon,
  .mobile-compact .home-notice__actions button:first-child {
    white-space: nowrap;
  }
  .mobile-compact .home-notice__actions button:first-child {
    font-size: 0;
  }
  .mobile-compact .home-notice__actions button:first-child::after {
    content: "复制";
    font-size: 12px;
  }
  .mobile-compact .home-platform-grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .mobile-compact .home-platform-card {
    grid-template-columns: 38px minmax(0, 1fr) 18px;
    min-height: 72px;
    height: 72px;
    gap: 9px;
    padding: 9px 10px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .home-platform-card::after {
    content: "›";
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    color: #1677FF;
    font-size: 24px;
    line-height: 1;
  }
  .mobile-compact .home-platform-card--ios::after {
    color: #7C3AED;
  }
  .mobile-compact .home-platform-card__icon {
    width: 38px;
    height: 38px;
    border-radius: 10px;
  }
  .mobile-compact .home-platform-card__icon .ui-icon {
    width: 23px;
    height: 23px;
  }
  .mobile-compact .home-platform-card__body {
    gap: 3px;
    min-width: 0;
  }
  .mobile-compact .home-platform-card__body > div {
    gap: 6px;
    flex-wrap: nowrap;
    min-width: 0;
  }
  .mobile-compact .home-platform-card h3 {
    font-size: 16px;
    white-space: nowrap;
  }
  .mobile-compact .home-platform-card__body span {
    padding: 2px 7px;
    font-size: 10px;
  }
  .mobile-compact .home-platform-card p {
    max-width: none;
    font-size: 12px;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .home-platform-card b,
  .mobile-compact .home-platform-card__watermark {
    display: none;
  }
  .mobile-compact .home-action-grid,
  .mobile-compact .home-quick-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .mobile-compact .home-action-card {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    height: 60px;
    min-height: 60px;
    align-content: center;
    gap: 8px;
    padding: 8px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .home-action-card__icon {
    width: 34px;
    height: 34px;
    border-radius: 9px;
  }
  .mobile-compact .home-action-card__icon .ui-icon {
    width: 20px;
    height: 20px;
  }
  .mobile-compact .home-action-card h3,
  .mobile-compact .home-quick-card h3 {
    margin: 0 0 2px;
    font-size: 13px;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .home-action-card p,
  .mobile-compact .home-quick-card p {
    font-size: 11px;
    line-height: 1.2;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .home-action-card__button {
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    margin: 0;
  }
  .mobile-compact .home-action-card__button a,
  .mobile-compact .home-action-card__button button {
    min-width: 0;
    width: auto;
    min-height: 28px;
    padding: 0 8px;
    border-radius: 8px;
    font-size: 11px;
  }
  .mobile-compact .home-action-card__button .ui-icon {
    display: none;
  }
  .mobile-compact .home-quick-card {
    grid-template-columns: 32px minmax(0, 1fr) 14px;
    min-height: 54px;
    height: 54px;
    gap: 8px;
    padding: 8px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .home-quick-card__icon {
    width: 32px;
    height: 32px;
    border-radius: 9px;
  }
  .mobile-compact .home-quick-card__icon .ui-icon {
    width: 19px;
    height: 19px;
  }
  .mobile-compact .home-quick-card__arrow {
    display: inline-flex;
    color: #1677FF;
  }
  .mobile-compact .home-reminder {
    cursor: pointer;
    grid-template-columns: 28px minmax(0, 1fr) 16px;
    min-height: 42px;
    gap: 8px;
    margin-top: 0;
    padding: 7px 9px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .home-reminder::after {
    content: "›";
    grid-column: 3;
    grid-row: 1;
    align-self: center;
    color: #1677FF;
    font-size: 20px;
    transform: rotate(90deg);
    transition: transform .16s ease;
  }
  .mobile-compact .home-reminder.is-open::after {
    transform: rotate(-90deg);
  }
  .mobile-compact .home-reminder__icon {
    width: 28px;
    height: 28px;
    border-radius: 9px;
    box-shadow: none;
  }
  .mobile-compact .home-reminder__icon .ui-icon {
    width: 18px;
    height: 18px;
  }
  .mobile-compact .home-reminder h2 {
    margin: 0;
    font-size: 13px;
    line-height: 1.2;
  }
  .mobile-compact .home-reminder__content {
    min-width: 0;
  }
  .mobile-compact .home-reminder__content > div {
    display: block;
  }
  .mobile-compact .home-reminder__content span {
    display: none;
    padding-left: 0;
    font-size: 12px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .home-reminder__content span:first-child,
  .mobile-compact .home-reminder.is-open .home-reminder__content span {
    display: block;
  }
  .mobile-compact .home-reminder__content span::before,
  .mobile-compact .home-reminder__content span::after,
  .mobile-compact .home-reminder__art {
    display: none;
  }
}

@media (max-width: 768px) {
  .mobile-compact .system-hero,
  .mobile-compact .android-hero,
  .mobile-compact .ios-hero,
  .mobile-compact .guide-page-head,
  .mobile-compact .video-page-title,
  .mobile-compact .changelog-page-head,
  .mobile-compact .page-title {
    margin-bottom: 10px;
  }
  .mobile-compact .system-hero {
    min-height: 58px;
    padding: 9px 10px;
    border-radius: 12px;
  }
  .mobile-compact .system-hero h1,
  .mobile-compact .android-hero h1,
  .mobile-compact .ios-hero h1,
  .mobile-compact .guide-page-head h1,
  .mobile-compact .video-page-title h1,
  .mobile-compact .changelog-page-head h1,
  .mobile-compact .page-title h1 {
    font-size: 20px;
    line-height: 1.15;
  }
  .mobile-compact .system-hero p,
  .mobile-compact .android-hero p,
  .mobile-compact .ios-hero p,
  .mobile-compact .guide-page-head p,
  .mobile-compact .video-page-title p,
  .mobile-compact .changelog-page-head p,
  .mobile-compact .page-title p {
    font-size: 12px;
    line-height: 1.35;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .mobile-compact .system-hero__actions {
    display: flex;
    grid-column: 1 / -1;
    gap: 8px;
  }
  .mobile-compact .system-hero__actions .btn {
    flex: 1 1 0;
  }
  .mobile-compact .android-hero,
  .mobile-compact .ios-hero {
    min-height: 0;
    padding: 10px;
    border-radius: 12px;
  }
  .mobile-compact .android-hero__head,
  .mobile-compact .ios-hero__title {
    gap: 8px;
    margin-bottom: 8px;
  }
  .mobile-compact .android-hero__icon,
  .mobile-compact .ios-hero__apple {
    width: 36px;
    height: 36px;
    border-radius: 10px;
  }
  .mobile-compact .android-hero__icon .ui-icon,
  .mobile-compact .ios-hero__apple .ui-icon {
    width: 22px;
    height: 22px;
  }
  .mobile-compact .android-hero__actions,
  .mobile-compact .ios-hero__actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 7px;
    margin: 0;
  }
  .mobile-compact .android-download-box,
  .mobile-compact .ios-download-box,
  .mobile-compact .android-alert,
  .mobile-compact .ios-warning {
    margin-top: 8px;
    padding: 7px 8px;
    border-radius: 10px;
    font-size: 11px;
    line-height: 1.35;
  }
  .mobile-compact .android-panel,
  .mobile-compact .ios-panel,
  .mobile-compact .video-main-card,
  .mobile-compact .faq-panel,
  .mobile-compact .side-help,
  .mobile-compact .guide-help-card {
    margin-bottom: 10px;
    padding: 10px;
    border-radius: 12px;
  }
  .mobile-compact .android-panel h2,
  .mobile-compact .ios-panel h2,
  .mobile-compact .video-main-card h2 {
    margin-bottom: 8px;
    font-size: 17px;
  }
  .mobile-compact .android-method-grid,
  .mobile-compact .ios-notice-grid,
  .mobile-compact .android-tip-grid {
    gap: 8px;
  }
  .mobile-compact .android-method-card,
  .mobile-compact .ios-notice-card,
  .mobile-compact .android-tip-card {
    min-height: 0;
    padding: 10px;
    border-radius: 12px;
  }
  .mobile-compact .android-method-card__title,
  .mobile-compact .ios-notice-card {
    gap: 8px;
  }
  .mobile-compact .android-method-card__title span,
  .mobile-compact .ios-notice-card > span,
  .mobile-compact .android-tip-card > span {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }
  .mobile-compact .android-method-card h3,
  .mobile-compact .ios-notice-card h3,
  .mobile-compact .android-tip-card h3 {
    font-size: 14px;
  }
  .mobile-compact .android-method-card ol {
    gap: 6px;
  }
  .mobile-compact .android-method-card li {
    min-height: 26px;
    font-size: 12px;
    line-height: 1.35;
  }
  .mobile-compact .android-step-flow {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .mobile-compact .android-step-card {
    display: block;
    min-height: 0;
    padding: 12px;
    border-radius: 12px;
  }
  .mobile-compact .android-step-card__head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    margin-bottom: 8px;
  }
  .mobile-compact .android-step-card h3 {
    font-size: 14px;
    line-height: 1.35;
  }
  .mobile-compact .android-step-card__media,
  .mobile-compact .android-step-card button {
    width: 100%;
    height: auto;
    border-radius: 10px;
  }
  .mobile-compact .android-step-card img {
    width: 100%;
    height: auto;
    max-height: 260px;
    object-fit: contain;
  }
  .mobile-compact .android-step-card p {
    margin: 8px 0 0;
    font-size: 12px;
    line-height: 1.5;
  }
  .mobile-compact .ios-step {
    grid-template-columns: 24px 32px minmax(0, 1fr);
    min-height: 64px;
    gap: 8px;
    padding: 8px 0;
  }
  .mobile-compact .ios-step__icon {
    width: 32px;
    height: 32px;
  }
  .mobile-compact .ios-step h3 {
    font-size: 14px;
  }
  .mobile-compact .ios-step p {
    font-size: 12px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 1;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .mobile-compact .video-page-layout,
  .mobile-compact .changelog-layout,
  .mobile-compact .faq-layout,
  .mobile-compact .guide-layout,
  .mobile-compact .system-layout,
  .mobile-compact .modify-layout,
  .mobile-compact .buy-layout {
    gap: 10px;
  }
  .mobile-compact .video-main-card,
  .mobile-compact .video-hero,
  .mobile-compact .video-warning,
  .mobile-compact .video-contact {
    display: none;
  }
  .mobile-compact .video-category-grid {
    gap: 8px;
  }
  .mobile-compact .video-category-card:not(.video-category-card--simple) {
    grid-template-columns: 36px minmax(0, 1fr) auto;
    min-height: 78px;
    gap: 8px;
    padding: 9px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .video-category-card__icon {
    width: 36px;
    height: 36px;
    grid-row: auto;
    border-radius: 10px;
  }
  .mobile-compact .video-category-card__icon .ui-icon {
    width: 21px;
    height: 21px;
  }
  .mobile-compact .video-card-meta {
    gap: 5px;
    margin-bottom: 3px;
  }
  .mobile-compact .video-card-meta span,
  .mobile-compact .video-card-meta time {
    padding: 1px 6px;
    font-size: 10px;
  }
  .mobile-compact .video-category-card h3 {
    margin: 0 0 2px;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .video-category-card p {
    font-size: 12px;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .video-category-card__btn {
    grid-column: 3;
    min-height: 30px;
    padding: 0 8px;
    border-radius: 8px;
    font-size: 12px;
    white-space: nowrap;
  }
  .mobile-compact .guide-page-head {
    gap: 8px;
  }
  .mobile-compact .guide-page-head__icon,
  .mobile-compact .video-page-title > span {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }
  .mobile-compact .guide-search input,
  .mobile-compact .faq-search input {
    height: 38px;
    border-radius: 11px;
    font-size: 12px;
  }
  .mobile-compact .guide-tabs,
  .mobile-compact .faq-tabs {
    gap: 7px;
    margin-bottom: 10px;
  }
  .mobile-compact .guide-tab,
  .mobile-compact .tag {
    min-height: 28px;
    padding: 0 10px;
    font-size: 12px;
  }
  .mobile-compact .guide-grid {
    gap: 8px;
  }
  .mobile-compact .guide-card {
    display: grid;
    grid-template-columns: 56px minmax(0, 1fr) auto;
    min-height: 76px;
    height: 76px;
    border-radius: 12px;
    overflow: hidden;
  }
  .mobile-compact .guide-card__thumb {
    width: 56px;
    height: 56px;
    min-height: 0;
    margin: 10px 0 10px 10px;
    border-radius: 10px;
  }
  .mobile-compact .guide-card__thumb img {
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
  .mobile-compact .guide-card__tag {
    display: none;
  }
  .mobile-compact .guide-card__body {
    padding: 9px 8px;
    min-width: 0;
    justify-content: center;
  }
  .mobile-compact .guide-card h3 {
    margin-bottom: 3px;
    font-size: 14px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .guide-card p {
    margin-bottom: 3px;
    font-size: 12px;
    line-height: 1.25;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .guide-card__steps {
    margin: 0;
    padding: 1px 6px;
    font-size: 10px;
  }
  .mobile-compact .guide-card__btn {
    align-self: center;
    margin: 0 8px 0 0;
    min-height: 28px;
    padding: 0 8px;
    border-radius: 8px;
    font-size: 0;
  }
  .mobile-compact .android-hero__actions .btn,
  .mobile-compact .ios-hero__actions .btn {
    min-width: 0;
    padding-inline: 6px;
    font-size: 11px;
  }
  .mobile-compact .guide-card__btn::after {
    content: "查看";
    font-size: 12px;
  }
  .mobile-compact .faq-search {
    margin-bottom: 8px;
  }
  .mobile-compact .faq-q {
    min-height: 46px;
    padding: 0 10px;
    grid-template-columns: 22px minmax(0, 1fr) 18px;
  }
  .mobile-compact .faq-q__num {
    width: 22px;
    height: 22px;
    font-size: 11px;
  }
  .mobile-compact .faq-q__title {
    font-size: 13px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .mobile-compact .faq-item.is-open .faq-a {
    padding: 0 10px 8px;
  }
  .mobile-compact .faq-item.is-open .faq-a p {
    padding: 8px 10px;
    font-size: 12px;
    line-height: 1.45;
  }
  .mobile-compact .side-help--faq,
  .mobile-compact .guide-help-card,
  .mobile-compact .version-help-card {
    display: none;
  }
  .mobile-compact .changelog-timeline {
    gap: 8px;
    padding-left: 14px;
  }
  .mobile-compact .version-card {
    grid-template-columns: 34px minmax(0, 1fr);
    min-height: 76px;
    gap: 8px;
    padding: 9px;
    border-radius: 12px;
  }
  .mobile-compact .version-card::before {
    left: -11px;
    top: 22px;
  }
  .mobile-compact .version-card__icon {
    width: 34px;
    height: 34px;
    border-radius: 10px;
  }
  .mobile-compact .version-card__icon .ui-icon {
    width: 20px;
    height: 20px;
  }
  .mobile-compact .version-card__head {
    gap: 5px;
    margin-bottom: 4px;
  }
  .mobile-compact .version-card__head h3 {
    font-size: 16px;
  }
  .mobile-compact .version-card__head time,
  .mobile-compact .version-card__badge {
    font-size: 11px;
  }
  .mobile-compact .changelog-checklist {
    grid-template-columns: 1fr;
    gap: 3px;
  }
  .mobile-compact .changelog-checklist li {
    font-size: 12px;
    line-height: 1.3;
  }
  .mobile-compact .changelog-checklist li:nth-child(n+3) {
    display: none;
  }
  .mobile-compact .system-main-grid,
  .mobile-compact .notice-page-grid,
  .mobile-compact .modify-note-grid,
  .mobile-compact .buy-layout {
    gap: 8px;
  }
  .mobile-compact .system-info-card,
  .mobile-compact .notice-page-card,
  .mobile-compact .buy-card,
  .mobile-compact .modify-flow,
  .mobile-compact .system-side-card,
  .mobile-compact .system-checklist,
  .mobile-compact .system-cta,
  .mobile-compact .resource-preview {
    padding: 10px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .system-info-card {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    min-height: 62px;
    gap: 8px;
  }
  .mobile-compact .system-info-card > span {
    grid-row: span 2;
    width: 34px;
    height: 34px;
    margin: 0;
  }
  .mobile-compact .system-info-card h3,
  .mobile-compact .notice-page-card h3,
  .mobile-compact .item-card h3,
  .mobile-compact .buy-card h2,
  .mobile-compact .modify-flow h2,
  .mobile-compact .system-checklist h2,
  .mobile-compact .system-cta h2,
  .mobile-compact .resource-preview h2,
  .mobile-compact .system-side-card h2 {
    margin-bottom: 3px;
    font-size: 15px;
  }
  .mobile-compact .system-info-card p,
  .mobile-compact .notice-page-card p,
  .mobile-compact .item-card p,
  .mobile-compact .buy-card p,
  .mobile-compact .system-cta p,
  .mobile-compact .resource-preview p,
  .mobile-compact .system-side-card p {
    font-size: 12px;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
  }
  .mobile-compact .notice-page-card {
    min-height: 72px;
  }
  .mobile-compact .notice-page-card > span {
    margin-bottom: 5px;
    padding: 2px 7px;
    font-size: 10px;
  }
  .mobile-compact .items-search {
    position: sticky;
    top: 48px;
    z-index: 20;
    margin-bottom: 8px;
  }
  .mobile-compact .items-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }
  .mobile-compact .item-card {
    display: grid;
    grid-template-columns: 34px minmax(0, 1fr);
    min-height: 92px;
    gap: 7px;
    padding: 8px;
    border-radius: 12px;
    box-shadow: none;
  }
  .mobile-compact .item-card__media {
    width: 34px;
    height: 34px;
    border-radius: 9px;
  }
  .mobile-compact .item-card span {
    margin-bottom: 2px;
    font-size: 10px;
  }
  .mobile-compact .item-card .btn {
    grid-column: 1 / -1;
    min-height: 28px;
    font-size: 12px;
  }
  .mobile-compact .modify-flow ol,
  .mobile-compact .buy-card ul,
  .mobile-compact .system-checklist > div {
    gap: 6px;
  }
  .mobile-compact .system-checklist span,
  .mobile-compact .buy-card li,
  .mobile-compact .modify-flow li {
    font-size: 12px;
    line-height: 1.35;
  }
  .mobile-compact .mobile-actions {
    display: none;
  }
}

@media (max-width: 390px) {
  .mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    padding-inline: 10px;
  }
  .mobile-compact .home-action-grid,
  .mobile-compact .home-quick-grid {
    gap: 7px;
  }
  .mobile-compact .home-action-card__button a,
  .mobile-compact .home-action-card__button button {
    padding-inline: 6px;
  }
}

.system-hero {
  display: grid;
  grid-template-columns: 56px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  margin-bottom: 18px;
  padding: 20px 22px;
  border: 1px solid #D8E4F8;
  border-radius: 18px;
  background: linear-gradient(135deg, #FFFFFF 0%, #F8FBFF 100%);
  box-shadow: 0 4px 16px rgba(15, 23, 42, .06);
}
.system-hero__icon {
  display: grid;
  place-items: center;
  width: 56px;
  height: 56px;
  border-radius: 16px;
  background: linear-gradient(135deg, #4096FF, #1677FF);
  color: #fff;
}
.system-hero__icon .ui-icon {
  width: 30px;
  height: 30px;
}
.system-hero h1 {
  margin: 0 0 4px;
  color: #0F172A;
  font-size: 26px;
  line-height: 1.2;
  font-weight: 900;
}
.system-hero p {
  margin: 0;
  color: #64748B;
  font-size: 15px;
}
.system-hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
}
.system-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 18px;
  margin-bottom: 18px;
}
.system-main-grid,
.notice-page-grid,
.items-grid,
.modify-note-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}
.system-info-card,
.notice-page-card,
.item-card,
.system-side-card,
.system-checklist,
.system-cta,
.modify-flow,
.resource-preview,
.buy-card {
  border: 1px solid #E5EAF3;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(15, 23, 42, .06);
}
.system-info-card {
  min-height: 158px;
  padding: 18px;
}
.system-info-card > span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  margin-bottom: 12px;
  border-radius: 13px;
  background: #EFF6FF;
  color: #1677FF;
}
.system-info-card h3,
.notice-page-card h3,
.item-card h3,
.buy-card h2,
.modify-flow h2,
.system-checklist h2,
.system-cta h2,
.resource-preview h2,
.system-side-card h2 {
  margin: 0 0 8px;
  color: #0F172A;
  font-size: 19px;
  line-height: 1.25;
  font-weight: 900;
}
.system-info-card p,
.notice-page-card p,
.item-card p,
.buy-card p,
.system-cta p,
.resource-preview p,
.system-side-card p {
  margin: 0;
  color: #475569;
  font-size: 14px;
  line-height: 1.65;
}
.system-info-card--green > span { background: #F0FDF4; color: #22C55E; }
.system-info-card--purple > span { background: #F5F3FF; color: #7C3AED; }
.system-info-card--orange > span { background: #FFF7ED; color: #FF7A1A; }
.system-side-card {
  align-self: start;
  display: grid;
  gap: 10px;
  padding: 20px;
  border-color: #BBD7FF;
  background: linear-gradient(180deg, #F8FBFF, #FFFFFF);
}
.system-side-card > span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 16px;
  background: #EFF6FF;
  color: #1677FF;
}
.system-side-card strong {
  color: #1677FF;
  font-size: 22px;
}
.system-checklist {
  padding: 20px 22px;
}
.system-checklist > div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 24px;
}
.system-checklist span,
.buy-card li,
.modify-flow li {
  position: relative;
  padding-left: 22px;
  color: #334155;
  line-height: 1.55;
}
.system-checklist span::before,
.buy-card li::before,
.modify-flow li::before {
  content: "";
  position: absolute;
  left: 0;
  top: .55em;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: #1677FF;
}
.notice-page-card {
  min-height: 150px;
  padding: 20px;
  border-color: #FED7AA;
  background: linear-gradient(135deg, #FFFFFF, #FFF8EF);
}
.notice-page-card > span {
  display: inline-flex;
  margin-bottom: 12px;
  padding: 4px 10px;
  border-radius: 999px;
  background: #FFF1E6;
  color: #F97316;
  font-size: 12px;
  font-weight: 900;
}
.system-cta,
.resource-preview {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 18px;
  padding: 20px 22px;
}
.items-search {
  margin-bottom: 16px;
}
.items-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.item-card {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr) auto;
  align-items: center;
  gap: 16px;
  padding: 16px;
}
.item-card__media {
  display: grid;
  place-items: center;
  width: 96px;
  height: 76px;
  overflow: hidden;
  border: 1px solid #D8E4F8;
  border-radius: 14px;
  background: #F8FBFF;
  color: #1677FF;
}
.item-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.item-card__media .ui-icon {
  width: 34px;
  height: 34px;
}
.item-card span {
  display: inline-flex;
  margin-bottom: 5px;
  color: #1677FF;
  font-size: 12px;
  font-weight: 900;
}
.modify-layout {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 18px;
}
.modify-flow {
  padding: 20px;
}
.modify-flow ol,
.buy-card ul {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.buy-layout {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
}
.buy-card {
  padding: 22px;
}
.buy-card > span {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  margin-bottom: 14px;
  border-radius: 18px;
  background: #EFF6FF;
  color: #1677FF;
}
.buy-card .btn {
  margin-top: 16px;
}
.guide-card__steps {
  display: inline-flex;
  width: max-content;
  margin: 0 0 12px;
  padding: 3px 9px;
  border-radius: 999px;
  background: #F8FAFF;
  color: #64748B;
  font-size: 12px;
  font-weight: 900;
}
.video-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 8px;
}
.video-card-meta span,
.video-card-meta time {
  display: inline-flex;
  padding: 3px 8px;
  border-radius: 999px;
  background: rgba(255,255,255,.72);
  color: #334155;
  font-size: 12px;
  font-weight: 900;
}

@media (max-width: 1180px) {
  .system-layout,
  .modify-layout {
    grid-template-columns: 1fr;
  }
  .system-main-grid,
  .notice-page-grid,
  .modify-note-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .system-hero {
    grid-template-columns: 42px minmax(0, 1fr);
    gap: 10px;
    margin-bottom: 12px;
    padding: 14px;
    border-radius: 16px;
  }
  .system-hero__icon {
    width: 42px;
    height: 42px;
    border-radius: 13px;
  }
  .system-hero__icon .ui-icon {
    width: 24px;
    height: 24px;
  }
  .system-hero h1 {
    font-size: 22px;
  }
  .system-hero p {
    font-size: 13px;
    line-height: 1.45;
  }
  .system-hero__actions {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: 1fr 1fr;
  }
  .system-hero__actions .btn {
    min-height: 38px;
    padding: 0 10px;
    font-size: 13px;
  }
  .system-main-grid,
  .notice-page-grid,
  .items-grid,
  .modify-note-grid,
  .buy-layout {
    grid-template-columns: 1fr;
    gap: 10px;
  }
  .system-info-card,
  .notice-page-card,
  .buy-card,
  .modify-flow,
  .system-side-card {
    min-height: 0;
    padding: 14px;
    border-radius: 14px;
  }
  .system-info-card > span,
  .buy-card > span,
  .system-side-card > span {
    width: 40px;
    height: 40px;
    margin-bottom: 8px;
    border-radius: 12px;
  }
  .system-info-card h3,
  .notice-page-card h3,
  .item-card h3,
  .buy-card h2,
  .modify-flow h2,
  .system-checklist h2,
  .system-cta h2,
  .resource-preview h2,
  .system-side-card h2 {
    font-size: 17px;
  }
  .system-info-card p,
  .notice-page-card p,
  .item-card p,
  .buy-card p,
  .system-cta p,
  .resource-preview p,
  .system-side-card p {
    font-size: 13px;
    line-height: 1.5;
  }
  .system-checklist {
    padding: 14px;
  }
  .system-checklist > div {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .system-cta,
  .resource-preview {
    display: grid;
    gap: 12px;
    margin-top: 12px;
    padding: 14px;
  }
  .item-card {
    grid-template-columns: 76px minmax(0, 1fr);
    gap: 12px;
    padding: 12px;
  }
  .item-card__media {
    width: 76px;
    height: 62px;
  }
  .item-card .btn {
    grid-column: 1 / -1;
    min-height: 36px;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
  font-size: 14px;
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }

.app { min-height: 100vh; }
.sidebar {
  position: fixed;
  inset: 0 auto 0 0;
  z-index: 50;
  display: flex;
  flex-direction: column;
  width: 240px;
  height: 100vh;
  padding: 18px 20px;
  border-right: 1px solid var(--border);
  background: #fff;
  transition: width .2s ease, transform .2s ease;
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  color: var(--title);
  text-decoration: none;
}
.brand__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: var(--primary);
  color: #fff;
  font-size: 22px;
  font-weight: 900;
}
.brand__text { display: grid; min-width: 0; }
.brand__text strong { font-size: 18px; line-height: 1.25; }
.brand__text small { color: var(--muted); font-size: 12px; white-space: nowrap; }
.sidebar__nav { flex: 1; overflow: auto; padding-right: 2px; }
.nav-group + .nav-group { margin-top: 14px; }
.nav-group__title { margin: 0 0 6px; color: var(--text); font-size: 13px; }
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 44px;
  padding: 0 12px;
  border-radius: 10px;
  color: #334155;
  font-weight: 700;
  text-decoration: none;
  transition: background .16s ease, color .16s ease;
}
.nav-item:hover { background: var(--primary-light); color: var(--primary); }
.nav-item.is-active { background: var(--primary); color: #fff; }
.nav-item__icon { width: 20px; text-align: center; }
.ui-icon {
  width: 1.15em;
  height: 1.15em;
  flex: 0 0 auto;
  vertical-align: -0.18em;
}
.nav-item__icon .ui-icon {
  width: 18px;
  height: 18px;
}
.ui-icon--notice {
  width: 30px;
  height: 30px;
  color: var(--orange);
}
.service-card {
  display: grid;
  gap: 5px;
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #BBD7FF;
  border-radius: 14px;
  background: linear-gradient(180deg, #F8FBFF, #EEF6FF);
}
.service-card b { color: var(--primary); font-size: 17px; }

.main { min-height: 100vh; padding-left: 240px; }
.topbar {
  position: sticky;
  top: 0;
  z-index: 30;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 22px;
  height: 72px;
  padding: 0 32px;
  border-bottom: 1px solid var(--border);
  background: rgba(255,255,255,.96);
  backdrop-filter: blur(10px);
}
.topbar.is-scrolled { box-shadow: var(--shadow); }
@media (min-width: 769px) {
  .topbar {
    display: none;
  }
}
.menu-btn {
  display: grid;
  place-content: center;
  gap: 4px;
  width: 38px;
  height: 38px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  cursor: pointer;
}
.menu-btn:hover { background: var(--primary-light); }
.menu-btn span { display: block; width: 20px; height: 2px; border-radius: 999px; background: #334155; }
.topnav {
  display: flex;
  justify-content: center;
  gap: clamp(18px, 4vw, 54px);
  height: 100%;
}
.topnav a {
  position: relative;
  display: inline-flex;
  align-items: center;
  color: var(--title);
  font-weight: 800;
  text-decoration: none;
  white-space: nowrap;
}
.topnav a.is-active { color: var(--primary); }
.topnav a.is-active::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 0;
  width: 28px;
  height: 3px;
  border-radius: 999px 999px 0 0;
  background: var(--primary);
  transform: translateX(-50%);
}
.content { padding: 28px 32px 30px; }
.page-title {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}
.page-title h1 { margin: 0 0 6px; color: var(--title); font-size: 24px; line-height: 1.25; }
.faq-page-title { margin-bottom: 12px; }
.faq-page-title h1 { font-size: 30px; font-weight: 900; }
.page-title p { margin: 0; color: var(--text); }

.card, .notice, .hero-card, .info-card, .guide-card, .faq-panel, .timeline-card {
  border: 1px solid var(--border);
  border-radius: 18px;
  background: var(--card);
  box-shadow: var(--shadow);
}
.notice {
  margin-bottom: 18px;
  padding: 22px;
  border-color: #FDBA74;
  background: var(--orange-bg);
}
.notice h2 { display: flex; gap: 10px; align-items: center; margin: 0 0 10px; color: var(--title); font-size: 22px; }
.notice ul { display: grid; gap: 8px; margin: 0 0 16px; padding: 0; list-style: none; color: var(--title); }
.notice li::before { content: "ⓘ"; margin-right: 8px; color: var(--orange); font-weight: 900; }
.notice__actions, .action-row { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 12px; }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 12px;
  background: #fff;
  color: var(--primary);
  font: inherit;
  font-weight: 800;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn:active { transform: scale(.98); }
.btn--primary { background: var(--primary); color: #fff; box-shadow: 0 8px 18px rgba(22,119,255,.22); }
.btn--primary:hover { background: var(--primary-hover); }
.btn--outline { border-color: #BBD7FF; color: var(--primary); }
.btn--ghost { border-color: var(--border); color: #334155; }
.btn--purple { background: linear-gradient(135deg, #5B4DF5, #8B35F6); color: #fff; }

.platform-grid, .tutorial-grid, .method-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; margin-bottom: 18px; }
.quick-grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 14px; margin-bottom: 18px; }
.info-grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 14px; }
.platform-card {
  position: relative;
  display: grid;
  gap: 14px;
  padding: 24px;
  overflow: hidden;
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.platform-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(15, 23, 42, .08);
}
.platform-card--android {
  border-color: #BBD7FF;
  background: linear-gradient(135deg, #F8FBFF 0%, #EFF6FF 100%);
}
.platform-card--ios {
  border-color: #D8B4FE;
  background: linear-gradient(135deg, #FFFFFF 0%, #F5F3FF 100%);
}
.platform-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.platform-card__main {
  display: flex;
  align-items: center;
  gap: 14px;
}
.platform-card__icon {
  display: grid;
  place-items: center;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 32px;
}
.platform-card__icon .ui-icon {
  width: 38px;
  height: 38px;
}
.platform-card--ios .platform-card__icon {
  background: var(--purple-bg);
  color: var(--purple);
}
.platform-card h2 {
  margin: 0;
  color: var(--title);
  font-size: 24px;
}
.platform-card p { margin: 0; }
.platform-card__tag {
  padding: 4px 10px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 12px;
  font-weight: 900;
  white-space: nowrap;
}
.platform-card__watermark {
  position: absolute;
  right: 20px;
  bottom: -22px;
  color: rgba(22, 119, 255, .08);
  transform: rotate(-12deg);
}
.platform-card--ios .platform-card__watermark {
  color: rgba(124, 58, 237, .09);
}
.platform-card__watermark .ui-icon {
  width: 128px;
  height: 128px;
}
.platform-card--ios .platform-card__tag {
  background: var(--purple-bg);
  color: var(--purple);
}
.info-card {
  display: block;
  min-height: 118px;
  padding: 18px;
  color: inherit;
  text-decoration: none;
}
.quick-card {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 12px;
  align-items: center;
  min-height: 104px;
  transition: transform .18s ease, border-color .18s ease, box-shadow .18s ease;
}
.quick-card:hover {
  transform: translateY(-2px);
  border-color: #BBD7FF;
  box-shadow: 0 12px 28px rgba(15, 23, 42, .07);
}
.quick-card__icon {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--primary-light);
  color: var(--primary);
}
.quick-card:nth-child(2) .quick-card__icon { background: #ECFDF5; color: #10B981; }
.quick-card:nth-child(3) .quick-card__icon { background: #FFF7ED; color: var(--orange); }
.quick-card:nth-child(4) .quick-card__icon { background: #EFF6FF; color: var(--primary); }
.quick-card__icon .ui-icon {
  width: 26px;
  height: 26px;
}
.quick-card__text { min-width: 0; }
.quick-card__arrow {
  color: var(--title);
}
.info-card h3 { margin: 0 0 8px; color: var(--title); }
.info-card p { margin: 0; }
.hero-card { position: relative; overflow: hidden; padding: 26px; }
.hero-card__watermark {
  position: absolute;
  right: 24px;
  top: 18px;
  color: rgba(22, 119, 255, .06);
}
.hero-card--ios .hero-card__watermark {
  color: rgba(124, 58, 237, .08);
}
.hero-card__watermark .ui-icon {
  width: 150px;
  height: 150px;
}
.hero-card__head { display: flex; align-items: center; gap: 14px; margin-bottom: 12px; }
.hero-card__icon { display: grid; place-items: center; width: 56px; height: 56px; border-radius: 18px; background: var(--primary-light); color: var(--primary); font-size: 30px; }
.hero-card__icon .ui-icon {
  width: 32px;
  height: 32px;
}
.hero-card--ios .hero-card__icon { background: var(--purple-bg); color: var(--purple); }
.hero-card h2 { margin: 0; color: var(--title); font-size: 26px; }
.hero-card p { margin: 0 0 18px; color: var(--text); }
.hero-card__actions { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 10px; margin-bottom: 14px; }
.hero-card--ios .hero-card__actions { grid-template-columns: repeat(2, minmax(0,1fr)); }
.download-box { display: grid; grid-template-columns: 1fr auto; gap: 10px; align-items: center; padding: 12px 14px; border: 1px solid #BBD7FF; border-radius: 12px; background: #F8FBFF; color: var(--title); word-break: break-all; }
.warning { margin-top: 12px; padding: 10px 12px; border: 1px solid #FDBA74; border-radius: 12px; background: var(--orange-bg); color: #C2410C; font-weight: 800; }
.reminder-card {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 18px;
  align-items: center;
  padding: 20px 24px;
  border-color: #BBD7FF;
  background: linear-gradient(135deg, #F8FBFF 0%, #EFF6FF 100%);
}
.reminder-card__icon {
  display: grid;
  place-items: center;
  width: 70px;
  height: 70px;
  border-radius: 18px;
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 24px rgba(22, 119, 255, .22);
}
.reminder-card__icon .ui-icon {
  width: 42px;
  height: 42px;
}
.reminder-card h2 {
  margin: 0 0 10px;
  color: var(--primary);
}
.reminder-card__grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px 26px;
}
.reminder-card__grid span::before {
  content: "✓";
  margin-right: 8px;
  color: var(--primary);
  font-weight: 900;
}

/* Home platform selection page */
.home-page {
  max-width: 1600px;
  margin: 0 auto;
}
body[data-page="home"] {
  background: #F8FAFF;
}
body[data-page="home"] .content {
  padding: 20px 28px 26px;
}
body[data-page="home"] .brand__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: linear-gradient(135deg, #4096FF, #0B63F6);
}
body[data-page="home"] .nav-item.is-active {
  background: linear-gradient(135deg, #4096FF, #0B63F6);
  box-shadow: 0 8px 16px rgba(22, 119, 255, .18);
}
.home-block {
  margin-top: 22px;
}
.home-section-head {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}
.home-section-head > span {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 7px;
  background: linear-gradient(135deg, #4096FF, #1677FF);
  color: #fff;
  box-shadow: 0 7px 14px rgba(22, 119, 255, .18);
}
.home-section-head > span .ui-icon {
  width: 17px;
  height: 17px;
}
.home-section-head h2 {
  margin: 0;
  color: #0F172A;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 900;
}
.home-section-head p {
  margin: 2px 0 0 14px;
  color: #64748B;
  font-size: 15px;
}
.home-notice {
  display: grid;
  grid-template-columns: auto 1px minmax(0, 1fr) auto;
  align-items: center;
  min-height: 104px;
  padding: 18px 22px;
  border: 1px solid #FDBA74;
  border-radius: 14px;
  background: linear-gradient(115deg, #FFF9F0 0%, #FFFFFF 46%, #FFF8ED 100%);
  box-shadow: 0 4px 16px rgba(15, 23, 42, .06);
}
.home-notice__title {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-right: 22px;
  color: #0F172A;
}
.home-notice__title span {
  display: grid;
  place-items: center;
  width: 46px;
  height: 46px;
  border-radius: 13px;
  background: #FFF1E6;
  color: #FF7A1A;
}
.home-notice__title .ui-icon {
  width: 32px;
  height: 32px;
}
.home-notice__title h2 {
  margin: 0;
  font-size: 22px;
  line-height: 1.15;
  font-weight: 900;
  white-space: nowrap;
}
.home-notice__divider {
  width: 1px;
  height: 46px;
  background: #FED7AA;
}
.home-notice__text {
  min-width: 0;
  padding: 0 18px;
  color: #0F172A;
  font-size: 15px;
  line-height: 1.65;
}
.home-notice__text p {
  margin: 0;
}
.home-notice__text strong {
  font-weight: 500;
}
.home-notice__actions {
  display: grid;
  grid-template-columns: repeat(3, 130px);
  gap: 14px;
}
.home-notice__actions button,
.home-action-card__button a,
.home-action-card__button button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 14px;
  border: 1px solid currentColor;
  border-radius: 9px;
  background: #fff;
  color: #F97316;
  font: inherit;
  font-size: 14px;
  font-weight: 900;
  line-height: 1;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.home-notice__actions button:hover {
  background: #FFF7ED;
}
.home-platform-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
}
.home-platform-card {
  position: relative;
  display: grid;
  grid-template-columns: 112px minmax(0, 1fr);
  align-items: center;
  gap: 26px;
  min-height: 216px;
  padding: 30px 28px;
  overflow: hidden;
  border: 1px solid #BFD7FF;
  border-radius: 16px;
  background: linear-gradient(130deg, #FFFFFF 0%, #F6FBFF 100%);
  color: inherit;
  text-decoration: none;
  box-shadow: 0 4px 16px rgba(15, 23, 42, .045);
  transition: transform .18s ease, box-shadow .18s ease;
}
.home-platform-card:hover,
.home-quick-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 28px rgba(15, 23, 42, .08);
}
.home-platform-card--ios {
  border-color: #C4B5FD;
  background: radial-gradient(circle at 100% 50%, rgba(196, 181, 253, .22), transparent 28%), linear-gradient(130deg, #FFFFFF 0%, #FBF8FF 100%);
}
.home-platform-card__icon {
  display: grid;
  place-items: center;
  width: 110px;
  height: 110px;
  border: 1px solid #DCEBFF;
  border-radius: 18px;
  background: #FFFFFF;
  color: #22C55E;
  box-shadow: 0 8px 20px rgba(15, 23, 42, .05);
}
.home-platform-card--ios .home-platform-card__icon {
  border-color: #E9D5FF;
  color: #7C3AED;
}
.home-platform-card__icon .ui-icon {
  width: 68px;
  height: 68px;
}
.home-platform-card__icon--mascot {
  background: linear-gradient(145deg, #f8fbff 0%, #eef4ff 100%);
  border-color: #cfe0ff;
}
.brand-icon--android {
  display: block;
  width: 68px;
  height: 68px;
  object-fit: contain;
}
.home-platform-card__icon--mascot .brand-icon--android {
  width: 58px;
  height: 58px;
}
.android-hero__icon--mascot {
  background: linear-gradient(145deg, #f8fbff 0%, #eef4ff 100%);
  border-color: #cfe0ff;
}
.android-hero__icon--mascot .brand-icon--android {
  width: 52px;
  height: 52px;
}
.home-platform-card__body {
  position: relative;
  z-index: 1;
  display: grid;
  justify-items: start;
  gap: 12px;
}
.home-platform-card__body > div {
  display: flex;
  align-items: center;
  gap: 14px;
}
.home-platform-card h3 {
  margin: 0;
  color: #0F172A;
  font-size: 24px;
  line-height: 1.2;
  font-weight: 900;
}
.home-platform-card__body span {
  padding: 4px 13px;
  border-radius: 999px;
  background: linear-gradient(135deg, #4096FF, #1677FF);
  color: #fff;
  font-size: 13px;
  font-weight: 900;
  white-space: nowrap;
}
.home-platform-card--ios .home-platform-card__body span {
  background: linear-gradient(135deg, #A78BFA, #7C3AED);
}
.home-platform-card p {
  max-width: 360px;
  margin: 0;
  color: #334155;
  font-size: 16px;
  line-height: 1.65;
}
.home-platform-card b {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 22px;
  border-radius: 9px;
  background: linear-gradient(135deg, #1677FF, #0B63F6);
  color: #fff;
  font-size: 15px;
  font-weight: 900;
  box-shadow: 0 8px 18px rgba(22, 119, 255, .24);
}
.home-platform-card--ios b {
  background: linear-gradient(135deg, #8B5CF6, #6D28D9);
  box-shadow: 0 8px 18px rgba(124, 58, 237, .22);
}
.home-platform-card__watermark {
  position: absolute;
  right: -24px;
  bottom: -42px;
  color: rgba(22, 119, 255, .05);
  transform: rotate(-12deg);
}
.home-platform-card__watermark .ui-icon {
  width: 190px;
  height: 190px;
}
.home-platform-card--ios .home-platform-card__watermark {
  color: rgba(124, 58, 237, .08);
}
.home-action-grid,
.home-quick-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 20px;
}
.home-action-card,
.home-quick-card {
  display: grid;
  align-items: center;
  min-width: 0;
  border: 1px solid #E5EAF3;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 4px 16px rgba(15, 23, 42, .045);
}
.home-action-card {
  grid-template-columns: 80px minmax(0, 1fr);
  gap: 16px;
  height: 140px;
  padding: 18px;
}
.home-action-card__icon,
.home-quick-card__icon {
  display: grid;
  place-items: center;
  border: 1px solid transparent;
  border-radius: 14px;
}
.home-action-card__icon {
  width: 78px;
  height: 78px;
}
.home-action-card__icon .ui-icon {
  width: 48px;
  height: 48px;
}
.home-action-card h3,
.home-quick-card h3 {
  margin: 0 0 6px;
  color: #0F172A;
  font-size: 18px;
  line-height: 1.2;
  font-weight: 900;
}
.home-action-card p,
.home-quick-card p {
  margin: 0;
  color: #475569;
  font-size: 15px;
  line-height: 1.55;
}
.home-action-card__button a,
.home-action-card__button button {
  min-width: 96px;
}
.home-action-card__button {
  grid-column: 2;
  justify-self: start;
  align-self: end;
  margin-top: -10px;
}
.home-action-card--green {
  border-color: #B7E4C7;
  background: linear-gradient(135deg, #FFFFFF, #F6FFF9);
}
.home-action-card--green .home-action-card__icon {
  border-color: #BBF7D0;
  background: #F0FDF4;
  color: #22C55E;
}
.home-action-card--green .home-action-card__button a {
  color: #16A34A;
}
.home-action-card--blue {
  border-color: #BFD7FF;
  background: linear-gradient(135deg, #FFFFFF, #F7FBFF);
}
.home-action-card--blue .home-action-card__icon {
  border-color: #BFDBFE;
  background: #EFF6FF;
  color: #1677FF;
}
.home-action-card--blue .home-action-card__button button {
  color: #1677FF;
}
.home-action-card--orange {
  border-color: #FED7AA;
  background: linear-gradient(135deg, #FFFFFF, #FFF9F2);
}
.home-action-card--orange .home-action-card__icon {
  border-color: #FED7AA;
  background: #FFF7ED;
  color: #F97316;
}
.home-action-card--purple {
  border-color: #DDD6FE;
  background: linear-gradient(135deg, #FFFFFF, #FBF8FF);
}
.home-action-card--purple .home-action-card__icon {
  border-color: #E9D5FF;
  background: #F5F3FF;
  color: #7C3AED;
}
.home-action-card--purple .home-action-card__button a {
  color: #7C3AED;
}
.home-quick-card {
  grid-template-columns: 54px minmax(0, 1fr) auto;
  gap: 16px;
  min-height: 118px;
  padding: 20px;
  color: inherit;
  text-decoration: none;
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.home-quick-card__icon {
  width: 54px;
  height: 54px;
}
.home-quick-card__icon .ui-icon {
  width: 31px;
  height: 31px;
}
.home-quick-card__arrow {
  color: #1E3A8A;
}
.home-quick-card--blue .home-quick-card__icon { border-color: #BFDBFE; background: #EFF6FF; color: #1677FF; }
.home-quick-card--green .home-quick-card__icon { border-color: #BBF7D0; background: #F0FDF4; color: #22C55E; }
.home-quick-card--orange .home-quick-card__icon { border-color: #FED7AA; background: #FFF7ED; color: #F59E0B; }
.home-quick-card--purple .home-quick-card__icon { border-color: #E9D5FF; background: #F5F3FF; color: #7C3AED; }
.home-reminder {
  position: relative;
  display: grid;
  grid-template-columns: 92px minmax(0, 1fr) 150px;
  align-items: center;
  gap: 22px;
  min-height: 150px;
  margin-top: 26px;
  padding: 22px 26px;
  overflow: hidden;
  border: 1px solid #93C5FD;
  border-radius: 16px;
  background: linear-gradient(135deg, #F7FBFF 0%, #EEF6FF 100%);
  box-shadow: 0 4px 16px rgba(15, 23, 42, .045);
}
.home-reminder__icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 20px;
  background: linear-gradient(135deg, #4096FF, #0B63F6);
  color: #fff;
  box-shadow: 0 12px 24px rgba(22, 119, 255, .25);
}
.home-reminder__icon .ui-icon {
  width: 46px;
  height: 46px;
}
.home-reminder h2 {
  margin: 0 0 12px;
  color: #0F172A;
  font-size: 22px;
  line-height: 1.2;
  font-weight: 900;
}
.home-reminder__content > div {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px 36px;
}
.home-reminder__content span {
  position: relative;
  padding-left: 25px;
  color: #1E3A5F;
  font-size: 15px;
  line-height: 1.45;
}
.home-reminder__content span::before {
  content: "";
  position: absolute;
  left: 0;
  top: 3px;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  background: #1677FF;
}
.home-reminder__content span::after {
  content: "";
  position: absolute;
  left: 5px;
  top: 7px;
  width: 6px;
  height: 3px;
  border-left: 2px solid #fff;
  border-bottom: 2px solid #fff;
  transform: rotate(-45deg);
}
.home-reminder__art {
  justify-self: end;
  display: grid;
  place-items: center;
  width: 116px;
  height: 116px;
  border: 1px solid #BFDBFE;
  border-radius: 30px;
  background: linear-gradient(135deg, #DBEAFE, #FFFFFF);
  color: #1677FF;
  box-shadow: 0 18px 30px rgba(22, 119, 255, .12);
  transform: rotate(8deg);
}
.home-reminder__art .ui-icon {
  width: 76px;
  height: 76px;
}

.android-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 24px;
  min-height: 254px;
  margin-bottom: 16px;
  padding: 24px 28px;
  overflow: hidden;
  border-color: #D6E4F5;
  border-radius: 20px;
  background:
    radial-gradient(circle at 84% 40%, rgba(22,119,255,.13), transparent 28%),
    linear-gradient(135deg, #F8FBFF 0%, #EEF6FF 100%);
}
.android-hero__content {
  position: relative;
  z-index: 2;
  display: grid;
  align-content: center;
  gap: 12px;
  min-width: 0;
}
.android-hero__head > div {
  min-width: 0;
}
.android-hero__head {
  display: flex;
  align-items: center;
  gap: 18px;
}
.android-hero__icon {
  display: grid;
  place-items: center;
  width: 68px;
  height: 68px;
  border-radius: 18px;
  background: #EAF4FF;
  color: var(--primary);
}
.android-hero__icon .ui-icon {
  width: 46px;
  height: 46px;
}
.android-hero h1 {
  margin: 0 0 4px;
  color: var(--title);
  font-size: 31px;
  line-height: 1.18;
  font-weight: 900;
}
.android-hero p {
  margin: 0;
  color: #475569;
  font-size: 15px;
}
.android-hero__actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 170px));
  gap: 12px;
  margin-top: 6px;
}
.android-download-box {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  max-width: 560px;
  min-height: 48px;
  padding: 6px 8px 6px 16px;
  border: 1px solid #BBD7FF;
  border-radius: 12px;
  background: rgba(255,255,255,.82);
  color: #475569;
}
.android-download-box strong {
  color: var(--primary);
  font-weight: 900;
  word-break: break-all;
}
.android-alert {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  width: fit-content;
  max-width: 660px;
  min-height: 38px;
  padding: 8px 12px;
  border: 1px solid #FDBA74;
  border-radius: 10px;
  background: #FFF7ED;
  color: #EA580C;
  font-weight: 800;
}
.android-alert .ui-icon {
  width: 18px;
  height: 18px;
}
.android-hero__visual {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 210px;
}
.android-hero__halo {
  position: absolute;
  inset: 28px 16px 0;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(22,119,255,.18), rgba(22,119,255,.04) 58%, transparent 62%);
  transform: rotate(-12deg);
}
.android-hero__halo::after {
  content: "";
  position: absolute;
  left: 18%;
  right: 10%;
  bottom: 25%;
  height: 42px;
  border: 1px solid rgba(22,119,255,.18);
  border-radius: 999px;
  transform: rotate(-11deg);
}
.android-hero__bot {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 154px;
  height: 154px;
  border-radius: 38px;
  background: linear-gradient(145deg, #4CA0FF, #1268E8);
  color: #fff;
  box-shadow: 0 24px 46px rgba(22,119,255,.28);
  transform: rotate(-8deg);
}
.android-hero__bot .ui-icon {
  width: 110px;
  height: 110px;
  filter: drop-shadow(0 5px 10px rgba(0,0,0,.12));
}
.android-hero__chip {
  position: absolute;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: rgba(255,255,255,.72);
  box-shadow: 0 10px 22px rgba(22,119,255,.12);
}
.android-hero__chip--one { left: 42px; top: 46px; transform: rotate(-20deg); }
.android-hero__chip--two { right: 40px; bottom: 42px; transform: rotate(18deg); }
.android-content-grid {
  display: grid;
  grid-template-columns: minmax(0, .95fr) minmax(0, 1.5fr);
  gap: 16px;
  align-items: start;
}
.android-content-grid > div {
  display: grid;
  gap: 16px;
}
.android-panel {
  padding: 18px;
  border-radius: 18px;
}
.android-panel h2 {
  position: relative;
  margin: 0 0 14px;
  padding-left: 12px;
  color: var(--title);
  font-size: 22px;
  line-height: 1.25;
}
.android-panel h2::before,
.android-section-head h2::before {
  content: "";
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 999px;
  background: var(--primary);
}
#image-tutorial,
#process {
  scroll-margin-top: 92px;
}
.android-method-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}
.android-methods-lead {
  margin: 0 0 14px;
  padding: 12px 14px;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: #f8fbff;
  color: #475569;
  font-size: 14px;
  line-height: 1.65;
}
.android-method-card {
  padding: 18px 18px 16px;
  border: 1px solid #e2e8f0;
  border-radius: 16px;
  background: #fff;
  box-shadow: 0 8px 24px rgba(15, 23, 42, .04);
}
.android-method-card__head {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.android-method-card__mark {
  width: 4px;
  height: 20px;
  border-radius: 999px;
  background: #14b8a6;
  flex: 0 0 auto;
}
.android-method-card__head h3 {
  margin: 0;
  color: #0f172a;
  font-size: 18px;
  font-weight: 800;
  line-height: 1.3;
}
.android-method-card__title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}
.android-method-card__title span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
}
.android-method-card h3 {
  margin: 0;
  color: var(--title);
  font-size: 17px;
}
.android-method-card ol {
  display: grid;
  gap: 12px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.android-method-card li {
  display: grid;
  grid-template-columns: 22px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}
.android-method-card li span {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  margin-top: 2px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #0f766e;
  font-size: 12px;
  font-weight: 800;
}
.android-method-card li p {
  margin: 0;
  color: #334155;
  font-size: 14px;
  line-height: 1.7;
}
.android-step-link {
  color: #1677ff;
  text-decoration: none;
  word-break: break-all;
}
.android-step-link:hover {
  text-decoration: underline;
}
.android-step-link strong {
  font-weight: 700;
}
.android-section-head {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 14px;
}
.android-section-head h2 {
  position: relative;
  margin: 0 0 4px;
  padding-left: 12px;
  color: var(--title);
  font-size: 22px;
}
.android-section-head p {
  margin: 0;
  color: #64748B;
}
.android-section-head a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--primary);
  font-weight: 900;
  text-decoration: none;
  white-space: nowrap;
}
.android-step-flow {
  display: grid;
  gap: 16px;
}
.android-step-card {
  min-width: 0;
  padding: 16px;
  border: 1px solid #dbeafe;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 6px 18px rgba(15, 23, 42, .04);
}
.android-step-card__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}
.android-step-card__head span:not(.android-step-card__badge) {
  display: none;
}
.android-step-card__badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 12px;
  border-radius: 999px;
  background: #ecfdf5;
  color: #0f766e;
  font-size: 12px;
  font-weight: 800;
  white-space: nowrap;
}
.android-step-card h3 {
  margin: 0;
  color: #0f172a;
  font-size: 16px;
  font-weight: 800;
  line-height: 1.4;
}
.android-step-card__media,
.android-step-card button {
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  border: 1px solid #dbeafe;
  border-radius: 12px;
  background: #f8fbff;
  cursor: zoom-in;
}
.android-step-card img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 420px;
  object-fit: contain;
}
.android-step-card p {
  margin: 10px 0 0;
  color: #64748b;
  font-size: 14px;
  line-height: 1.65;
}
.android-step-arrow {
  display: grid;
  place-items: center;
  color: var(--primary);
}
.android-step-arrow .ui-icon {
  width: 28px;
  height: 28px;
}
.android-tip-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
}
.android-tip-card {
  min-height: 124px;
  padding: 16px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
}
.android-tip-card > span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 10px;
  border-radius: 12px;
}
.android-tip-card--blue > span { background: #F1F7FF; color: var(--primary); }
.android-tip-card--orange > span { background: #FFF7ED; color: var(--orange); }
.android-tip-card--purple > span { background: #F5F3FF; color: var(--purple); }
.android-tip-card h3 {
  margin: 0 0 6px;
  color: var(--title);
  font-size: 16px;
}
.android-tip-card p {
  margin: 0;
  color: #64748B;
  font-size: 13px;
}
.android-bottom-actions {
  display: grid;
  grid-template-columns: 1.25fr repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,.82);
  box-shadow: var(--shadow);
}
.android-action {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "icon title" "icon sub";
  gap: 0 12px;
  align-items: center;
  min-height: 70px;
  padding: 10px 18px;
  border: 1px solid #BBD7FF;
  border-radius: 12px;
  background: #fff;
  color: var(--primary);
  text-decoration: none;
  transition: transform .16s ease, background .16s ease;
}
.android-action:hover { transform: translateY(-1px); background: #F8FBFF; }
.android-action--primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 18px rgba(22,119,255,.2);
}
.android-action--primary:hover { background: var(--primary-hover); }
.android-action span {
  grid-area: icon;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
}
.android-action span .ui-icon {
  width: 32px;
  height: 32px;
}
.android-action strong {
  grid-area: title;
  color: inherit;
  font-size: 16px;
  line-height: 1.2;
}
.android-action small {
  grid-area: sub;
  color: currentColor;
  opacity: .72;
  font-size: 13px;
}

/* Dense Android tutorial layout: keep every section scannable above the fold. */
@media (min-width: 769px) {
  body[data-page="android"] .content {
    padding-top: 22px;
  }

  body[data-page="android"] .android-hero {
    grid-template-columns: minmax(0, 1fr) 260px;
    gap: 18px;
    min-height: 0;
    margin-bottom: 14px;
    padding: 20px 28px;
    border-radius: 18px;
  }

  body[data-page="android"] .android-hero__content {
    gap: 12px;
  }

  body[data-page="android"] .android-hero__head {
    gap: 12px;
  }

  body[data-page="android"] .android-hero__icon {
    width: 50px;
    height: 50px;
    border-radius: 14px;
  }

  body[data-page="android"] .android-hero__icon .ui-icon {
    width: 34px;
    height: 34px;
  }

  body[data-page="android"] .android-hero h1 {
    margin-bottom: 2px;
    font-size: 26px;
  }

  body[data-page="android"] .android-hero p {
    font-size: 14px;
    line-height: 1.45;
  }

  body[data-page="android"] .android-hero__actions {
    grid-template-columns: repeat(3, minmax(0, 160px));
    gap: 10px;
    margin-top: 0;
  }

  body[data-page="android"] .android-hero__actions .btn {
    min-height: 38px;
    border-radius: 10px;
  }

  body[data-page="android"] .android-download-box {
    max-width: 700px;
    min-height: 44px;
    padding: 8px 12px;
    border-radius: 10px;
  }

  body[data-page="android"] .android-download-box .btn {
    min-height: 34px;
    border-radius: 9px;
  }

  body[data-page="android"] .android-alert {
    min-height: 36px;
    padding: 7px 12px;
    border-radius: 10px;
    font-size: 13px;
    line-height: 1.35;
  }

  body[data-page="android"] .android-hero__visual {
    min-height: 150px;
  }

  body[data-page="android"] .android-hero__bot {
    width: 126px;
    height: 126px;
    border-radius: 26px;
  }

  body[data-page="android"] .android-hero__bot .ui-icon {
    width: 76px;
    height: 76px;
  }

  body[data-page="android"] .android-hero__chip {
    width: 32px;
    height: 32px;
    border-radius: 9px;
  }

  body[data-page="android"] .android-panel {
    margin-bottom: 12px;
    padding: 16px 20px;
    border-radius: 18px;
  }

  body[data-page="android"] .android-panel h2 {
    margin-bottom: 10px;
    font-size: 22px;
    line-height: 1.2;
  }

  body[data-page="android"] .android-method-grid {
    gap: 12px;
  }

  body[data-page="android"] .android-method-card {
    padding: 14px 16px;
    border-radius: 14px;
  }

  body[data-page="android"] .android-method-card__title {
    margin-bottom: 10px;
  }

  body[data-page="android"] .android-method-card__title span {
    width: 32px;
    height: 32px;
    border-radius: 10px;
  }

  body[data-page="android"] .android-method-card h3 {
    font-size: 16px;
  }

  body[data-page="android"] .android-method-card ol {
    gap: 7px;
  }

  body[data-page="android"] .android-method-card li {
    font-size: 13px;
    line-height: 1.35;
  }

  body[data-page="android"] .android-section-head {
    margin-bottom: 10px;
  }

  body[data-page="android"] .android-section-head h2 {
    margin-bottom: 2px;
    font-size: 22px;
  }

  body[data-page="android"] .android-section-head p {
    font-size: 14px;
    line-height: 1.4;
  }

  body[data-page="android"] .android-step-flow {
    gap: 10px;
  }

  body[data-page="android"] .android-step-card {
    padding: 10px;
    border-radius: 13px;
  }

  body[data-page="android"] .android-step-card__head {
    margin-bottom: 8px;
  }

  body[data-page="android"] .android-step-card__badge {
    font-size: 11px;
  }

  body[data-page="android"] .android-step-card h3 {
    font-size: 15px;
  }

  body[data-page="android"] .android-step-card p {
    margin-top: 8px;
    font-size: 13px;
    line-height: 1.55;
  }
}

.method-card { padding: 22px; border-top: 4px solid #14B8A6; }
.method-card h2 { position: relative; margin: 0 0 12px; padding-left: 12px; color: var(--title); font-size: 22px; }
.method-card h2::before { content: ""; position: absolute; top: 5px; bottom: 5px; left: 0; width: 5px; border-radius: 999px; background: #0F9488; }
.method-card ol { display: grid; gap: 10px; margin: 0; padding-left: 20px; color: var(--title); font-size: 16px; }

.image-tutorial { margin-bottom: 18px; padding: 18px; }
.section-head { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 14px; }
.section-head h2 { margin: 0; color: var(--title); font-size: 22px; }
.section-head p { margin: 0; color: var(--text); }
.step-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 16px; }
.step-card { padding: 14px; border: 1px solid #BBD7FF; border-radius: 14px; background: linear-gradient(180deg,#fff,#F8FBFF); }
.step-card__head { display: flex; align-items: center; gap: 12px; margin-bottom: 8px; }
.step-card__num { min-width: 54px; padding: 5px 10px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 12px; font-weight: 900; text-align: center; }
.step-card strong { color: var(--title); font-size: 16px; }
.step-card p { margin: 0 0 10px; }
.step-card button { display: block; width: 100%; height: 180px; padding: 0; overflow: hidden; border: 1px solid var(--border); border-radius: 12px; background: #101828; cursor: zoom-in; }
.step-card img { width: 100%; height: 100%; object-fit: cover; display: block; }

.guide-toolbar { display: flex; gap: 12px; align-items: center; justify-content: space-between; margin-bottom: 16px; }
.guide-page-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 18px;
  padding-bottom: 24px;
  border-bottom: 1px solid var(--border);
}
.guide-page-head__left {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  min-width: 0;
}
.guide-page-head__icon {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
  flex: 0 0 auto;
  box-shadow: 0 8px 18px rgba(22,119,255,.12);
}
.guide-page-head__icon .ui-icon { width: 24px; height: 24px; }
.guide-page-head h1 {
  margin: 0 0 6px;
  color: var(--title);
  font-size: 30px;
  font-weight: 800;
  line-height: 1.25;
}
.guide-page-head p { margin: 0; color: #64748B; font-size: 15px; }
.guide-search {
  position: relative;
  width: min(390px, 100%);
  flex: 0 0 auto;
}
.guide-search__icon {
  position: absolute;
  left: 16px;
  top: 50%;
  color: var(--muted);
  transform: translateY(-50%);
  pointer-events: none;
}
.guide-search input {
  width: 100%;
  height: 48px;
  padding: 0 16px 0 46px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  color: var(--title);
  font: inherit;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.guide-search input::placeholder { color: var(--muted); }
.guide-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(22,119,255,.1);
}
.guide-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-bottom: 22px;
}
.guide-tab {
  height: 38px;
  padding: 0 26px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: #334155;
  font: inherit;
  font-weight: 800;
  white-space: nowrap;
  cursor: pointer;
  transition: background .16s ease, color .16s ease, border-color .16s ease;
}
.guide-tab:hover { border-color: #BBD7FF; background: #F1F7FF; color: var(--primary); }
.guide-tab.is-active { border-color: var(--primary); background: var(--primary); color: #fff; }
.guide-layout {
  display: grid;
  grid-template-columns: minmax(0, 3.2fr) minmax(260px, .9fr);
  gap: 24px;
  align-items: start;
}
.guide-layout__main { min-width: 0; }
.guide-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.guide-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(15,23,42,.055);
  transition: transform .18s ease, box-shadow .18s ease;
}
.guide-card:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 32px rgba(15,23,42,.1);
}
.guide-card__thumb {
  position: relative;
  height: 156px;
  margin: 14px 14px 0;
  overflow: hidden;
  border-radius: 14px;
  background: #F8FAFC;
}
.guide-card__thumb img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.guide-card--green .guide-card__thumb img,
.guide-card--purple .guide-card__thumb img,
.guide-card--orange .guide-card__thumb img {
  object-fit: contain;
  padding: 10px;
}
.guide-card__tag {
  position: absolute;
  left: 10px;
  bottom: 10px;
  padding: 4px 10px;
  border-radius: 999px;
  font-size: 12px;
  font-weight: 800;
}
.guide-card__tag--blue { background: #EFF6FF; color: var(--primary); }
.guide-card__tag--purple { background: var(--purple-bg); color: var(--purple); }
.guide-card__tag--orange { background: var(--orange-bg); color: var(--orange); }
.guide-card__tag--green { background: var(--green-bg); color: #16A34A; }
.guide-card__body {
  display: flex;
  flex: 1;
  flex-direction: column;
  gap: 8px;
  padding: 14px 16px 18px;
}
.guide-card h3 {
  margin: 0;
  color: var(--title);
  font-size: 18px;
  font-weight: 800;
  line-height: 1.35;
}
.guide-card p {
  display: -webkit-box;
  margin: 0;
  overflow: hidden;
  color: #64748B;
  font-size: 14px;
  line-height: 1.65;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}
.guide-card__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  margin-top: auto;
  padding: 0 14px;
  border: 1px solid #BBD7FF;
  border-radius: 10px;
  background: #fff;
  color: var(--primary);
  font-weight: 800;
  text-decoration: none;
  transition: background .16s ease, border-color .16s ease;
}
.guide-card__btn:hover { background: #F1F7FF; border-color: var(--primary); }
.guide-card__btn--purple { border-color: #DDD6FE; color: var(--purple); }
.guide-card__btn--purple:hover { background: var(--purple-bg); border-color: var(--purple); }
.guide-card__btn--orange { border-color: #FDBA74; color: var(--orange); }
.guide-card__btn--orange:hover { background: var(--orange-bg); border-color: var(--orange); }
.guide-help-card {
  position: sticky;
  top: 92px;
  padding: 26px 22px;
  border: 1px solid #D6E4F5;
  border-radius: 20px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%);
  box-shadow: 0 10px 28px rgba(15,23,42,.07);
  text-align: center;
}
.guide-help-card__head {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin: 0 auto 14px;
  border-radius: 50%;
  background: #F1F7FF;
  color: var(--primary);
}
.guide-help-card__head .ui-icon { width: 26px; height: 26px; }
.guide-help-card h2 {
  margin: 0 0 4px;
  color: var(--title);
  font-size: 20px;
  font-weight: 800;
}
.guide-help-card__sub { margin: 0 0 14px; color: #64748B; font-size: 14px; }
.guide-help-card__label { margin: 0 0 4px; color: #64748B; font-size: 13px; }
.guide-help-card__qq {
  display: block;
  margin-bottom: 14px;
  color: var(--primary);
  font-size: 26px;
  font-weight: 900;
  letter-spacing: .02em;
}
.guide-help-card__copy {
  width: 100%;
  min-height: 44px;
  margin-bottom: 18px;
}
.guide-help-card__features {
  display: grid;
  gap: 14px;
  padding-top: 16px;
  border-top: 1px solid var(--border);
}
.guide-help-card__features > div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  text-align: left;
}
.guide-help-card__features span {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
}
.guide-help-card__features b {
  display: block;
  color: var(--title);
  font-size: 14px;
}
.guide-help-card__features small {
  display: block;
  color: #64748B;
  font-size: 12px;
  line-height: 1.5;
}
.guide-empty {
  display: none;
  grid-column: 1 / -1;
  padding: 42px 20px;
  border: 1px dashed #CBD5E1;
  border-radius: 18px;
  background: #fff;
  text-align: center;
}
.guide-empty.is-visible { display: block; }
.guide-empty strong {
  display: block;
  margin-bottom: 6px;
  color: var(--title);
  font-size: 18px;
}
.guide-empty span { color: #64748B; }
.guide-footer-tip {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin: 28px 0 0;
  color: #64748B;
  font-size: 13px;
  text-align: center;
}
.guide-footer-tip .ui-icon { width: 16px; height: 16px; color: var(--muted); }
.help-section { margin-bottom: 18px; padding: 22px; }
.help-section h2 { margin: 0 0 10px; color: var(--title); font-size: 22px; }
.help-section p { margin: 0 0 12px; color: #64748B; }
.help-list {
  display: grid;
  gap: 8px;
  margin: 0 0 16px;
  padding-left: 18px;
  color: var(--title);
}
.changelog-page-head { margin-bottom: 28px; }
.changelog-page-head h1 {
  margin: 0 0 8px;
  color: var(--title);
  font-size: 30px;
  font-weight: 800;
}
.changelog-page-head p { margin: 0; color: #64748B; font-size: 15px; }
.changelog-layout {
  display: grid;
  grid-template-columns: minmax(0, 2.55fr) minmax(280px, .95fr);
  gap: 28px;
  align-items: start;
}
.changelog-timeline {
  position: relative;
  display: grid;
  gap: 28px;
  padding-left: 50px;
}
.changelog-timeline::before {
  content: "";
  position: absolute;
  left: 16px;
  top: 8px;
  bottom: 8px;
  width: 2px;
  border-radius: 999px;
  background: #D6E4F5;
}
.version-card {
  position: relative;
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 26px;
  padding: 34px 36px;
  border: 1px solid var(--border);
  border-radius: 20px;
  background: #fff;
  box-shadow: 0 8px 22px rgba(15,23,42,.055);
  transition: transform .18s ease, box-shadow .18s ease;
}
.version-card::before {
  content: "";
  position: absolute;
  left: -34px;
  top: 48px;
  width: 16px;
  height: 16px;
  border: 3px solid #fff;
  border-radius: 999px;
  background: var(--primary);
  box-shadow: 0 0 0 4px #EAF4FF;
  transform: translateX(-50%);
}
.version-card.is-latest::before {
  width: 18px;
  height: 18px;
  background: #4096FF;
  box-shadow: 0 0 0 5px rgba(22,119,255,.18);
}
.version-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 32px rgba(15,23,42,.1);
}
.version-card__icon {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 16px;
  flex: 0 0 auto;
}
.version-card__icon--blue { background: #F1F7FF; color: var(--primary); }
.version-card__icon--purple { background: var(--purple-bg); color: var(--purple); }
.version-card__icon .ui-icon { width: 31px; height: 31px; }
.version-card__head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px 14px;
  margin-bottom: 16px;
}
.version-card__head h3 {
  margin: 0;
  color: var(--title);
  font-size: 24px;
  font-weight: 800;
}
.version-card__head time {
  color: #64748B;
  font-size: 14px;
}
.version-card__badge {
  padding: 4px 12px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 12px;
  font-weight: 800;
}
.changelog-checklist {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  grid-auto-flow: row;
  gap: 14px 34px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.changelog-checklist li {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 10px;
  align-items: start;
  color: #475569;
  font-size: 15px;
  line-height: 1.6;
}
.changelog-checklist .ui-icon {
  width: 18px;
  height: 18px;
  margin-top: 2px;
  color: var(--primary);
}
.version-help-card {
  position: sticky;
  top: 92px;
  overflow: hidden;
  padding: 30px;
  border: 1px solid #D6E4F5;
  border-radius: 20px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%);
  box-shadow: 0 10px 28px rgba(15,23,42,.07);
}
.version-help-card__watermark {
  position: absolute;
  inset: 0;
  display: flex;
  justify-content: flex-end;
  align-items: flex-end;
  gap: 18px;
  padding: 18px;
  opacity: .06;
  pointer-events: none;
}
.version-help-card__watermark .ui-icon { width: 72px; height: 72px; color: var(--primary); }
.version-help-card__head {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 22px;
  border-radius: 50%;
  background: #F1F7FF;
  color: var(--primary);
}
.version-help-card__head .ui-icon { width: 26px; height: 26px; }
.version-help-card p {
  position: relative;
  margin: 0 0 18px;
  color: #475569;
  font-size: 15px;
  line-height: 1.75;
}
.version-help-card strong {
  color: var(--primary);
  font-size: 18px;
  font-weight: 900;
}
.version-help-card__copy {
  position: relative;
  width: 100%;
  min-height: 44px;
}
.search { width: min(360px, 100%); min-height: 42px; padding: 0 14px; border: 1px solid var(--border); border-radius: 12px; font: inherit; }
.faq-search {
  position: relative;
  width: min(860px, 100%);
  margin-bottom: 18px;
}
.faq-search__icon {
  position: absolute;
  left: 16px;
  top: 50%;
  display: grid;
  place-items: center;
  color: var(--muted);
  transform: translateY(-50%);
  pointer-events: none;
}
.faq-search input {
  width: 100%;
  height: 48px;
  padding: 0 16px 0 46px;
  border: 1px solid #CBD5E1;
  border-radius: 12px;
  background: #fff;
  color: var(--title);
  font: inherit;
  outline: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.faq-search input::placeholder { color: var(--muted); }
.faq-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 4px rgba(22,119,255,.1);
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 16px; }
.faq-tabs { gap: 12px; margin-bottom: 20px; }
.tag { min-height: 36px; padding: 0 18px; border: 1px solid var(--border); border-radius: 999px; background: #fff; color: #334155; font-weight: 800; cursor: pointer; transition: background .16s ease, color .16s ease, border-color .16s ease; }
.tag:hover { border-color: #BBD7FF; background: #F1F7FF; color: var(--primary); }
.tag.is-active { border-color: var(--primary); background: var(--primary); color: #fff; }
.label { display: inline-flex; margin-bottom: 8px; padding: 3px 8px; border-radius: 999px; background: var(--primary-light); color: var(--primary); font-size: 12px; font-weight: 900; }

.video-placeholder { display: grid; place-items: center; min-height: 260px; border: 1px solid #BBD7FF; border-radius: 16px; background: linear-gradient(135deg,#EFF6FF,#F8FBFF); text-align: center; }
.play { display: grid; place-items: center; width: 72px; height: 72px; margin: 0 auto 12px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 28px; }
.video-page-title {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  margin-bottom: 18px;
}
.video-page-title > span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 34px;
  border-radius: 8px;
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 18px rgba(22,119,255,.2);
}
.video-page-title > span .ui-icon { width: 20px; height: 20px; fill: currentColor; }
.video-page-title h1 {
  margin: 0 0 4px;
  color: var(--title);
  font-size: 30px;
  line-height: 1.2;
  font-weight: 900;
}
.video-page-title p {
  margin: 0;
  color: #64748B;
  font-size: 15px;
}
.video-page-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 310px;
  gap: 28px;
  align-items: start;
}
.video-page-main {
  min-width: 0;
}
.video-main-card {
  padding: 24px;
  border-radius: 20px;
  margin-bottom: 22px;
}
.video-main-card h2 {
  margin: 0 0 16px;
  color: var(--title);
  font-size: 24px;
  line-height: 1.2;
}
.video-hero {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 268px;
  overflow: hidden;
  border: 1px solid #BFD7FF;
  border-radius: 16px;
  background:
    radial-gradient(circle at 84% 18%, rgba(255,255,255,.9) 0 22px, transparent 23px),
    radial-gradient(circle at 76% 54%, rgba(167, 205, 255, .35) 0 82px, transparent 84px),
    linear-gradient(135deg, #F8FBFF 0%, #EAF4FF 100%);
}
.video-hero::before {
  content: "";
  position: absolute;
  right: 118px;
  bottom: -28px;
  width: 260px;
  height: 150px;
  border-radius: 50% 50% 0 0;
  background: rgba(22,119,255,.07);
  transform: rotate(5deg);
}
.video-hero::after {
  content: "";
  position: absolute;
  right: -28px;
  bottom: -16px;
  width: 145px;
  height: 160px;
  border-radius: 80px 80px 0 0;
  background: rgba(22,119,255,.08);
}
.video-hero__play {
  position: relative;
  z-index: 2;
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  margin-bottom: 18px;
  border: 12px solid rgba(22,119,255,.08);
  border-radius: 999px;
  background: linear-gradient(135deg, #4096FF, #1164E8);
  color: #fff;
  box-shadow: 0 16px 36px rgba(22,119,255,.25);
}
.video-hero__play .ui-icon {
  width: 42px;
  height: 42px;
  margin-left: 4px;
  fill: currentColor;
}
.video-hero h3 {
  position: relative;
  z-index: 2;
  margin: 0;
  color: var(--title);
  font-size: 28px;
  line-height: 1.25;
  font-weight: 900;
}
.video-hero__decor {
  position: absolute;
  color: rgba(22,119,255,.12);
  pointer-events: none;
}
.video-hero__decor--board {
  left: 56px;
  top: 56px;
  width: 128px;
  height: 112px;
  border-radius: 18px;
  background: rgba(22,119,255,.08);
  transform: rotate(-14deg);
}
.video-hero__decor--board .ui-icon {
  width: 82px;
  height: 82px;
  margin: 14px 0 0 22px;
}
.video-hero__decor--leaf {
  right: 106px;
  bottom: 32px;
  width: 120px;
  height: 76px;
  border-radius: 70% 0 70% 0;
  border-left: 16px solid rgba(22,119,255,.11);
  border-bottom: 16px solid rgba(22,119,255,.08);
  transform: rotate(-22deg);
}
.video-hero__decor--cloud {
  left: 34%;
  top: 52px;
  width: 180px;
  height: 64px;
  border-radius: 80px 80px 20px 20px;
  background: rgba(22,119,255,.06);
}
.video-action-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
}
.video-tab-buttons {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}
.video-tab-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 46px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: #fff;
  color: var(--title);
  font: inherit;
  font-size: 14px;
  font-weight: 800;
  white-space: nowrap;
  cursor: pointer;
  transition: background .18s ease, border-color .18s ease, box-shadow .18s ease, color .18s ease;
}
.video-tab-btn .ui-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 auto;
}
.video-tab-btn:hover:not(.is-active) {
  background: #f8fbff;
  border-color: #cbd5e1;
}
.video-tab-btn.is-active.video-tab-btn--android {
  border-color: transparent;
  background: linear-gradient(135deg, #1677ff, #4096ff);
  color: #fff;
  box-shadow: 0 10px 24px rgba(22, 119, 255, .22);
}
.video-tab-btn.is-active.video-tab-btn--ios {
  border-color: transparent;
  background: linear-gradient(135deg, #8b5cf6, #7c3aed);
  color: #fff;
  box-shadow: 0 10px 24px rgba(124, 58, 237, .22);
}
.video-tab-btn.is-active.video-tab-btn--network {
  border-color: transparent;
  background: linear-gradient(135deg, #0891b2, #6366f1);
  color: #fff;
  box-shadow: 0 10px 24px rgba(8, 145, 178, .22);
}
.video-list-grid,
.video-category-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 24px;
  transition: opacity .2s ease;
}
.video-list-grid.is-updating {
  opacity: .45;
}
.video-list-empty {
  display: grid;
  place-items: center;
  min-height: 140px;
  padding: 28px 20px;
  border: 1px dashed #cbd5e1;
  border-radius: 16px;
  background: #fff;
  color: #64748b;
  text-align: center;
  box-shadow: var(--shadow);
}
.video-list-empty strong {
  font-size: 15px;
  font-weight: 700;
}
.video-category-card {
  display: grid;
  gap: 16px;
  padding: 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.video-category-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(15,23,42,.08);
}
.video-category-card__icon {
  display: grid;
  place-items: center;
  width: 72px;
  height: 72px;
  border-radius: 999px;
  color: #fff;
}
.video-category-card__icon .ui-icon {
  width: 42px;
  height: 42px;
}
.video-category-card--green .video-category-card__icon { background: linear-gradient(135deg, #22C55E, #16A34A); }
.video-category-card--purple .video-category-card__icon { background: linear-gradient(135deg, #8B5CF6, #7C3AED); }
.video-category-card--orange .video-category-card__icon { background: linear-gradient(135deg, #FBBF24, #F59E0B); }
.video-category-card--blue .video-category-card__icon { background: linear-gradient(135deg, #22D3EE, #0891B2); }
.video-category-card h3 {
  margin: 0 0 6px;
  color: var(--title);
  font-size: 20px;
  line-height: 1.25;
}
.video-category-card p {
  margin: 0;
  color: #475569;
}
.video-category-card__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 44px;
  border-radius: 10px;
  background: #fff;
  font: inherit;
  font-weight: 900;
  cursor: pointer;
  transition: background .16s ease, transform .16s ease;
}
.video-category-card__btn:active { transform: scale(.98); }
.video-category-card--green .video-category-card__btn { border: 1px solid #86EFAC; color: #16A34A; }
.video-category-card--green .video-category-card__btn:hover { background: #F0FDF4; }
.video-category-card--purple .video-category-card__btn { border: 1px solid #C4B5FD; color: #7C3AED; }
.video-category-card--purple .video-category-card__btn:hover { background: #F5F3FF; }
.video-category-card--orange .video-category-card__btn { border: 1px solid #FDBA74; color: #F97316; }
.video-category-card--orange .video-category-card__btn:hover { background: #FFF7ED; }
.video-category-card--blue .video-category-card__btn { border: 1px solid #7DD3FC; color: #0891B2; }
.video-category-card--blue .video-category-card__btn:hover { background: #ECFEFF; }
.video-warning {
  position: relative;
  display: flex;
  align-items: center;
  gap: 16px;
  min-height: 70px;
  padding: 16px 24px;
  overflow: hidden;
  border: 1px solid #FDBA74;
  border-radius: 14px;
  background: #FFF7ED;
  color: #475569;
}
.video-warning > span {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  color: #EA580C;
  background: rgba(255,122,26,.1);
}
.video-warning p { position: relative; z-index: 1; margin: 0; font-size: 16px; }
.video-warning strong { color: var(--primary); font-size: 18px; }
.video-warning i {
  position: absolute;
  right: 22px;
  bottom: -24px;
  color: rgba(255,122,26,.18);
}
.video-warning i .ui-icon { width: 118px; height: 118px; }
.video-contact {
  padding: 26px 24px;
  border-radius: 20px;
}
.video-contact__head {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 26px;
}
.video-contact__head > span {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 999px;
  background: #EAF4FF;
  color: var(--primary);
}
.video-contact__head > span .ui-icon { width: 28px; height: 28px; }
.video-contact h2 {
  margin: 0;
  color: var(--title);
  font-size: 22px;
}
.video-contact p {
  margin: 0 0 4px;
  color: #64748B;
  font-size: 15px;
}
.video-contact > strong {
  display: block;
  margin-bottom: 18px;
  color: var(--primary);
  font-size: 27px;
  line-height: 1.1;
}
.video-contact > b {
  display: block;
  color: #475569;
  font-size: 16px;
}
.video-contact__divider {
  height: 1px;
  margin: 22px 0;
  background: linear-gradient(90deg, transparent, #D6E4F5 14%, #D6E4F5 86%, transparent);
}
.video-contact__features {
  display: grid;
  gap: 18px;
}
.video-contact__features > div {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 12px;
  align-items: center;
}
.video-contact__features span {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: 999px;
  background: #F1F7FF;
  color: var(--primary);
}
.video-contact__features p {
  display: grid;
  gap: 2px;
  margin: 0;
}
.video-contact__features b {
  color: var(--title);
  font-size: 15px;
}
.video-contact__features small {
  color: #64748B;
  font-size: 13px;
}
.faq-layout, .two-col { display: grid; grid-template-columns: minmax(0,1fr) 300px; gap: 16px; }
.faq-layout--page { grid-template-columns: minmax(0, 1fr) 340px; gap: 28px; align-items: start; }
.faq-list {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow);
}
.faq-item { border-bottom: 1px solid var(--border); background: #fff; overflow: hidden; }
.faq-item:last-of-type { border-bottom: 0; }
.faq-q {
  display: grid;
  grid-template-columns: 26px 1fr 20px;
  gap: 12px;
  align-items: center;
  width: 100%;
  min-height: 56px;
  padding: 14px 20px;
  border: 0;
  background: #fff;
  color: var(--title);
  font: inherit;
  font-weight: 900;
  text-align: left;
  cursor: pointer;
}
.faq-q__num {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  border-radius: 999px;
  background: var(--primary);
  color: #fff;
  font-size: 13px;
  line-height: 1;
}
.faq-q__title {
  color: var(--title);
  font-size: 16px;
  font-weight: 900;
}
.faq-q__arrow {
  display: grid;
  place-items: center;
  color: #0F172A;
  transition: transform .16s ease;
}
.faq-q__arrow .ui-icon { width: 18px; height: 18px; }
.faq-item.is-open .faq-q__arrow { transform: rotate(180deg); }
.faq-a {
  display: grid;
  grid-template-rows: 0fr;
  padding: 0 20px;
  transition: grid-template-rows .2s ease, padding .2s ease;
}
.faq-a p {
  min-height: 0;
  overflow: hidden;
  margin: 0;
  border: 0 solid #D6E4F5;
  border-radius: 12px;
  background: #F8FBFF;
  color: #475569;
  line-height: 1.75;
}
.faq-item.is-open .faq-a {
  grid-template-rows: 1fr;
  padding: 0 20px 16px;
}
.faq-item.is-open .faq-a p { padding: 13px 16px; border-width: 1px; }
.faq-empty {
  display: none;
  padding: 30px 20px;
  text-align: center;
  color: var(--muted);
}
.faq-empty strong {
  display: block;
  margin-bottom: 4px;
  color: var(--title);
  font-size: 17px;
}
.faq-empty.is-visible { display: block; }
.faq-item[hidden] { display: none; }
.side-help { padding: 18px; align-self: start; }
.side-help--faq {
  display: grid;
  justify-items: center;
  gap: 14px;
  padding: 30px 28px;
  border-color: #D6E4F5;
  border-radius: 20px;
  text-align: center;
}
.side-help__art {
  position: relative;
  display: grid;
  place-items: center;
  width: 150px;
  height: 120px;
  color: var(--primary);
}
.side-help__art::before {
  content: "";
  position: absolute;
  inset: 18px 8px 0;
  border-radius: 50%;
  background: linear-gradient(135deg, #EAF4FF, #F8FBFF);
}
.side-help__art > .ui-icon {
  position: relative;
  width: 92px;
  height: 92px;
  fill: rgba(22,119,255,.1);
  filter: drop-shadow(0 12px 20px rgba(22,119,255,.18));
}
.side-help__art span {
  position: absolute;
  right: 18px;
  top: 20px;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 999px;
  background: #fff;
  color: #8FBFFF;
  box-shadow: 0 8px 18px rgba(22,119,255,.12);
}
.side-help__art span .ui-icon { width: 24px; height: 24px; }
.side-help--faq h2 {
  margin: 0;
  color: var(--title);
  font-size: 24px;
  line-height: 1.2;
}
.side-help--faq p { margin: 0; color: #64748B; }
.side-help--faq b {
  color: #475569;
  font-size: 16px;
}
.side-help--faq b em {
  color: var(--primary);
  font-style: normal;
}
.side-help__actions {
  display: grid;
  width: 100%;
  gap: 12px;
  margin-top: 4px;
}
.side-help--faq small {
  margin-top: 8px;
  color: #64748B;
  line-height: 1.8;
}
.timeline { position: relative; display: grid; gap: 16px; }
.timeline-card { position: relative; padding: 20px; }
.timeline-card h3 { margin: 0 0 10px; color: var(--title); }
.pill { display: inline-flex; margin-left: 8px; padding: 2px 8px; border-radius: 999px; background: var(--primary); color: #fff; font-size: 12px; }

.ios-hero {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) 370px;
  gap: 24px;
  min-height: 258px;
  margin-bottom: 20px;
  padding: 26px 30px;
  overflow: hidden;
  border: 1px solid #DDD6FE;
  border-radius: 20px;
  background:
    radial-gradient(circle at 88% 18%, rgba(124, 58, 237, .10), transparent 23%),
    linear-gradient(135deg, #FFFFFF 0%, #F7FAFF 48%, #F5F0FF 100%);
  box-shadow: var(--shadow);
}
.ios-hero__content { position: relative; z-index: 2; max-width: 760px; }
.ios-hero__title {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 16px;
}
.ios-hero__apple {
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  border-radius: 18px;
  background: #EFE9FF;
  color: var(--purple);
  box-shadow: inset 0 1px 0 rgba(255,255,255,.72);
}
.ios-hero__apple .ui-icon { width: 36px; height: 36px; }
.ios-hero h1 {
  margin: 0 0 6px;
  color: var(--title);
  font-size: 32px;
  line-height: 1.18;
  font-weight: 900;
}
.ios-hero p { margin: 0; color: #475569; font-size: 15px; }
.ios-hero__actions {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 190px));
  gap: 12px;
  margin-bottom: 16px;
}
.ios-download-box {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: 10px;
  max-width: 650px;
  min-height: 50px;
  margin-bottom: 12px;
  padding: 8px 10px 8px 16px;
  border: 1px solid #C7D9F6;
  border-radius: 12px;
  background: rgba(255,255,255,.86);
  color: #334155;
}
.ios-download-box strong {
  min-width: 0;
  color: var(--primary);
  font-size: 15px;
  font-weight: 800;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.ios-warning {
  display: flex;
  align-items: center;
  gap: 10px;
  max-width: 650px;
  min-height: 42px;
  padding: 9px 14px;
  border: 1px solid #FDBA74;
  border-radius: 10px;
  background: #FFF7ED;
  color: #C2410C;
  font-weight: 800;
}
.ios-warning span {
  display: grid;
  place-items: center;
  width: 22px;
  height: 22px;
  border-radius: 999px;
  background: var(--orange);
  color: #fff;
  line-height: 1;
}
.ios-hero__visual {
  position: relative;
  min-height: 210px;
}
.ios-phone {
  position: absolute;
  right: 116px;
  top: 0;
  width: 116px;
  height: 202px;
  border: 5px solid #111827;
  border-radius: 28px;
  background: linear-gradient(160deg, #F4EDFF 0%, #A78BFA 58%, #6D5DF7 100%);
  box-shadow: 16px 18px 30px rgba(91, 77, 245, .20), inset -8px 0 16px rgba(255,255,255,.32);
  transform: perspective(700px) rotateY(-10deg);
}
.ios-phone::after {
  content: "";
  position: absolute;
  right: -10px;
  top: 64px;
  width: 4px;
  height: 44px;
  border-radius: 999px;
  background: #8B7CF6;
}
.ios-phone__notch {
  position: absolute;
  left: 50%;
  top: 9px;
  width: 42px;
  height: 12px;
  border-radius: 999px;
  background: #030712;
  transform: translateX(-50%);
}
.ios-phone__logo {
  position: absolute;
  left: 50%;
  top: 50%;
  color: #fff;
  transform: translate(-50%, -42%);
}
.ios-phone__logo .ui-icon { width: 54px; height: 54px; filter: drop-shadow(0 8px 14px rgba(70, 38, 160, .2)); }
.ios-download-badge {
  position: absolute;
  right: 22px;
  top: 92px;
  display: grid;
  place-items: center;
  width: 92px;
  height: 92px;
  border-radius: 24px;
  background: rgba(255,255,255,.94);
  color: #5B4DF5;
  box-shadow: 0 18px 36px rgba(84, 67, 199, .16);
}
.ios-download-badge .ui-icon { width: 54px; height: 54px; stroke-width: 2.5; }
.ios-pedestal {
  position: absolute;
  right: 72px;
  bottom: 4px;
  width: 230px;
  height: 24px;
  border-radius: 999px;
  background: linear-gradient(90deg, rgba(124,58,237,.12), rgba(22,119,255,.10));
  box-shadow: 0 10px 26px rgba(124,58,237,.14);
}
.ios-blob {
  position: absolute;
  display: block;
  border-radius: 999px;
  background: rgba(124, 58, 237, .12);
}
.ios-blob--one { right: 12px; top: 20px; width: 56px; height: 56px; }
.ios-blob--two { left: 8px; top: 118px; width: 24px; height: 24px; }
.ios-content-grid {
  display: grid;
  grid-template-columns: minmax(330px, 1.15fr) minmax(380px, 1.2fr) minmax(290px, .9fr);
  gap: 16px;
  align-items: stretch;
  margin-bottom: 16px;
}
.ios-panel {
  padding: 22px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow);
}
.ios-panel h2 {
  margin: 0 0 16px;
  color: var(--title);
  font-size: 20px;
  line-height: 1.25;
}
.ios-install-video-panel {
  scroll-margin-top: 92px;
}
.ios-install-video__player {
  display: block;
  width: 100%;
  max-height: min(56vh, 420px);
  aspect-ratio: 9 / 16;
  border: 1px solid #e9d5ff;
  border-radius: 14px;
  background: #0f172a;
  object-fit: contain;
}
.ios-install-video__tip {
  margin: 10px 0 0;
  color: #64748b;
  font-size: 13px;
  line-height: 1.65;
}
.ios-timeline {
  position: relative;
  display: grid;
  gap: 14px;
}
.ios-timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 34px;
  bottom: 34px;
  width: 2px;
  background: linear-gradient(#7C3AED, rgba(124,58,237,.15));
}
.ios-step {
  position: relative;
  display: grid;
  grid-template-columns: 32px 42px minmax(0,1fr);
  gap: 12px;
  align-items: start;
}
.ios-step__num {
  position: relative;
  z-index: 1;
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 999px;
  background: linear-gradient(135deg, #5B4DF5, #8B35F6);
  color: #fff;
  font-size: 16px;
  font-weight: 900;
}
.ios-step__icon {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 11px;
  background: #F1F7FF;
  color: var(--primary);
}
.ios-step h3 { margin: 0 0 4px; color: var(--title); font-size: 15px; line-height: 1.35; }
.ios-step p { margin: 0; color: #64748B; font-size: 13px; line-height: 1.75; }
.ios-notice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 12px;
}
.ios-notice-card {
  display: grid;
  grid-template-columns: 42px minmax(0,1fr);
  gap: 12px;
  min-height: 78px;
  padding: 14px;
  border: 1px solid var(--border);
  border-radius: 14px;
  background: #fff;
}
.ios-notice-card > span {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 999px;
  color: #fff;
}
.ios-notice-card--blue > span { background: var(--primary); }
.ios-notice-card--purple > span { background: var(--purple); }
.ios-notice-card--green > span { background: var(--green); }
.ios-notice-card--orange > span { background: var(--orange); }
.ios-notice-card h3 { margin: 0 0 4px; color: var(--title); font-size: 14px; line-height: 1.35; }
.ios-notice-card p { margin: 0; color: #64748B; font-size: 12px; line-height: 1.65; }
.ios-faq-panel .faq-list {
  border-radius: 14px;
  box-shadow: none;
}
.ios-faq-panel .faq-q {
  min-height: 50px;
  padding: 12px 14px;
  grid-template-columns: 26px 1fr 18px;
}
.ios-faq-panel .faq-q__num { color: var(--primary); background: #F1F7FF; }
.ios-faq-panel .faq-q__title { font-size: 14px; }
.ios-faq-panel .faq-item.is-open .faq-a { padding: 0 14px 12px; }
.ios-faq-panel .faq-item.is-open .faq-a p { padding: 12px; font-size: 13px; }
.ios-bottom-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0,1fr));
  gap: 28px;
  padding: 20px 24px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: #fff;
  box-shadow: var(--shadow);
}
.ios-bottom-actions .btn { min-height: 56px; font-size: 18px; }

.mobile-actions { display: none; }
.mask { position: fixed; inset: 0; z-index: 45; display: none; background: rgba(15,23,42,.42); }
.toast { position: fixed; right: 24px; bottom: 24px; z-index: 150; padding: 10px 16px; border-radius: 8px; background: var(--primary); color: #fff; box-shadow: var(--shadow); opacity: 0; transform: translateY(10px); transition: opacity .18s ease, transform .18s ease; pointer-events: none; }
.toast.show { opacity: 1; transform: translateY(0); }
.image-preview { position: fixed; inset: 0; z-index: 200000; display: none; padding: 0; background: rgba(15,23,42,.94); }
.image-preview.is-open,
.image-preview.is-show { display: block; }
.image-preview img { width: 100%; max-width: none; height: auto; max-height: none; border-radius: 0; background: #fff; box-shadow: none; object-fit: unset; }
.image-preview button { border: 0; border-radius: 999px; background: rgba(255,255,255,.14); color: #fff; font-size: 22px; cursor: pointer; }

.sidebar-collapsed .sidebar { width: 82px; padding-inline: 14px; }
.sidebar-collapsed .main { padding-left: 82px; }
.sidebar-collapsed .brand__text, .sidebar-collapsed .nav-group__title, .sidebar-collapsed .nav-item__text, .sidebar-collapsed .service-card { display: none; }
.sidebar-collapsed .nav-item { justify-content: center; padding-inline: 0; }

@media (max-width: 1280px) {
  .info-grid, .guide-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .quick-grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .home-notice { grid-template-columns: auto 1px minmax(0, 1fr); }
  .home-notice__actions { grid-column: 1 / -1; grid-template-columns: repeat(3, minmax(0, 1fr)); margin-top: 12px; }
  .home-action-grid, .home-quick-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .home-action-card { grid-template-columns: 70px minmax(0, 1fr) auto; }
  .video-page-layout { grid-template-columns: minmax(0, 1fr) 280px; gap: 20px; }
  .video-category-grid { grid-template-columns: 1fr; }
  .ios-content-grid { grid-template-columns: minmax(320px, .95fr) minmax(0, 1.05fr); }
  .ios-faq-panel { grid-column: 1 / -1; }
  .ios-bottom-actions { gap: 14px; }
}
@media (max-width: 1024px) {
  .platform-grid, .tutorial-grid, .method-grid, .step-grid { grid-template-columns: 1fr; }
  .home-platform-grid { grid-template-columns: 1fr; gap: 16px; }
  .home-platform-card { min-height: 190px; }
  .home-reminder { grid-template-columns: 78px minmax(0, 1fr); }
  .home-reminder__art { display: none; }
  .topnav { justify-content: flex-start; overflow-x: auto; gap: 22px; }
  .ios-hero { grid-template-columns: 1fr; }
  .ios-hero__visual { display: none; }
  .ios-content-grid { grid-template-columns: 1fr; }
  .ios-bottom-actions { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .android-hero { grid-template-columns: 1fr; min-height: 0; }
  .android-hero__visual { display: none; }
  .android-hero__actions { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 768px) {
  body[data-page="home"] .topbar { display: grid; }
  .sidebar { transform: translateX(-100%); width: 240px; }
  .mobile-open .sidebar { transform: translateX(0); }
  .mobile-open .mask { display: block; }
  .main, .sidebar-collapsed .main { padding-left: 0; }
  .topbar { grid-template-columns: 36px 1fr auto; height: 52px; padding: 0 10px; gap: 8px; }
  .menu-btn { width: 34px; height: 34px; border-radius: 8px; }
  .topnav { display: none; }
  .topbar::after { content: attr(data-title); justify-self: end; color: var(--title); font-size: 14px; font-weight: 900; white-space: nowrap; }
  #buyTop { min-height: 40px; padding: 0 22px; border-radius: 10px; }
  .content { padding: 10px 12px 72px; }
  body[data-page="home"] .content { padding: 12px 12px calc(72px + env(safe-area-inset-bottom)); }
  .home-block { margin-top: 16px; }
  .home-section-head { gap: 9px; margin-bottom: 10px; flex-wrap: wrap; }
  .home-section-head h2 { font-size: 21px; }
  .home-section-head p { flex-basis: 100%; margin: -2px 0 0 37px; font-size: 13px; }
  .home-notice {
    grid-template-columns: 1fr;
    min-height: 0;
    gap: 10px;
    padding: 14px;
  }
  .home-notice__title { padding-right: 0; }
  .home-notice__title span { width: 38px; height: 38px; }
  .home-notice__title .ui-icon { width: 25px; height: 25px; }
  .home-notice__title h2 { font-size: 20px; }
  .home-notice__divider { display: none; }
  .home-notice__text { padding: 0; font-size: 13px; line-height: 1.55; }
  .home-notice__actions { grid-column: auto; grid-template-columns: 1fr; gap: 8px; margin-top: 0; }
  .home-notice__actions button { min-height: 38px; }
  .home-platform-card {
    grid-template-columns: 72px minmax(0, 1fr);
    min-height: 146px;
    gap: 14px;
    padding: 16px;
    border-radius: 14px;
  }
  .home-platform-card__icon { width: 70px; height: 70px; border-radius: 14px; }
  .home-platform-card__icon .ui-icon { width: 43px; height: 43px; }
  .home-platform-card__body { gap: 8px; }
  .home-platform-card__body > div { gap: 8px; flex-wrap: wrap; }
  .home-platform-card h3 { font-size: 20px; }
  .home-platform-card p { font-size: 13px; line-height: 1.45; }
  .home-platform-card b { min-height: 36px; padding: 0 14px; font-size: 13px; }
  .home-platform-card__watermark { display: none; }
  .home-action-grid, .home-quick-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 10px; }
  .home-action-card {
    grid-template-columns: 44px minmax(0, 1fr);
    min-height: 128px;
    gap: 10px;
    padding: 12px;
    align-content: start;
  }
  .home-action-card__icon { width: 44px; height: 44px; border-radius: 12px; }
  .home-action-card__icon .ui-icon { width: 27px; height: 27px; }
  .home-action-card h3, .home-quick-card h3 { font-size: 15px; }
  .home-action-card p, .home-quick-card p { font-size: 12px; line-height: 1.45; }
  .home-action-card__button { grid-column: 1 / -1; }
  .home-action-card__button a, .home-action-card__button button { width: 100%; min-height: 36px; min-width: 0; font-size: 13px; }
  .home-quick-card {
    grid-template-columns: 42px minmax(0, 1fr);
    min-height: 104px;
    gap: 10px;
    padding: 12px;
  }
  .home-quick-card__icon { width: 42px; height: 42px; border-radius: 12px; }
  .home-quick-card__icon .ui-icon { width: 25px; height: 25px; }
  .home-quick-card__arrow { display: none; }
  .home-reminder {
    grid-template-columns: 48px minmax(0, 1fr);
    min-height: 0;
    gap: 12px;
    margin-top: 16px;
    padding: 14px;
  }
  .home-reminder__icon { width: 48px; height: 48px; border-radius: 14px; }
  .home-reminder__icon .ui-icon { width: 30px; height: 30px; }
  .home-reminder h2 { margin-bottom: 8px; font-size: 19px; }
  .home-reminder__content > div { grid-template-columns: 1fr; gap: 7px; }
  .home-reminder__content span { font-size: 12px; line-height: 1.45; }
  .page-title { display: block; }
  .faq-page-title h1 { font-size: 26px; }
  .notice, .hero-card, .method-card, .image-tutorial, .side-help { padding: 16px; border-radius: 16px; }
  .notice__actions, .action-row, .hero-card__actions, .hero-card--ios .hero-card__actions { grid-template-columns: 1fr; }
  .download-box { grid-template-columns: 1fr; }
  .ios-hero {
    min-height: 0;
    margin-bottom: 14px;
    padding: 16px;
    border-radius: 16px;
  }
  .ios-hero__title { align-items: flex-start; gap: 12px; margin-bottom: 14px; }
  .ios-hero__apple { width: 50px; height: 50px; border-radius: 14px; }
  .ios-hero__apple .ui-icon { width: 29px; height: 29px; }
  .ios-hero h1 { font-size: 25px; }
  .ios-hero p { font-size: 14px; line-height: 1.7; }
  .ios-hero__actions { grid-template-columns: 1fr; gap: 10px; }
  .ios-download-box {
    grid-template-columns: 1fr;
    align-items: stretch;
    padding: 12px;
  }
  .ios-download-box strong {
    white-space: normal;
    word-break: break-all;
  }
  .ios-warning { align-items: flex-start; font-size: 13px; line-height: 1.65; }
  .ios-content-grid { gap: 12px; margin-bottom: 12px; }
  .ios-panel { padding: 16px; border-radius: 16px; }
  .ios-panel h2 { margin-bottom: 12px; font-size: 18px; }
  .ios-step { grid-template-columns: 32px 36px minmax(0,1fr); gap: 10px; }
  .ios-step__icon { width: 32px; height: 32px; }
  .ios-notice-grid { grid-template-columns: 1fr; }
  .ios-notice-card { min-height: 0; padding: 12px; }
  .ios-bottom-actions {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 14px;
    margin-bottom: 68px;
    border-radius: 16px;
  }
  .ios-bottom-actions .btn { min-height: 46px; font-size: 15px; }
  .android-hero {
    margin-bottom: 10px;
    padding: 14px;
    border-radius: 16px;
  }
  .android-hero__head {
    align-items: flex-start;
    gap: 12px;
  }
  .android-hero__icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
  }
  .android-hero__icon .ui-icon {
    width: 28px;
    height: 28px;
  }
  .android-hero h1 { font-size: 23px; }
  .android-hero p { font-size: 13px; line-height: 1.45; }
  .android-hero__actions {
    grid-template-columns: 1fr;
    gap: 8px;
    margin-top: 4px;
  }
  .android-hero__actions .btn {
    width: 100%;
  }
  .android-download-box {
    grid-template-columns: 1fr;
    align-items: stretch;
    max-width: none;
    padding: 10px;
  }
  .android-download-box strong {
    white-space: normal;
    word-break: break-all;
  }
  .android-alert {
    width: 100%;
    max-width: none;
    align-items: flex-start;
    padding: 9px 10px;
    font-size: 12px;
    line-height: 1.45;
  }
  .android-panel {
    padding: 14px;
    border-radius: 16px;
  }
  .android-panel h2 {
    margin-bottom: 10px;
    font-size: 21px;
  }
  .android-section-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }
  .android-section-head a { white-space: normal; }
  .android-bottom-actions {
    grid-template-columns: 1fr;
    gap: 10px;
    padding: 14px;
    margin-bottom: 68px;
    border-radius: 16px;
  }
  .android-action {
    min-height: 56px;
    padding: 10px 14px;
  }
  .quick-grid, .info-grid, .guide-grid { grid-template-columns: 1fr; }
  .video-page-title {
    gap: 10px;
    margin-bottom: 14px;
  }
  .video-page-title > span {
    width: 32px;
    height: 30px;
  }
  .video-page-title h1 { font-size: 26px; }
  .video-page-title p { font-size: 14px; }
  .video-page-layout {
    grid-template-columns: 1fr;
    gap: 14px;
  }
  .video-main-card {
    padding: 16px;
    margin-bottom: 14px;
    border-radius: 16px;
  }
  .video-main-card h2 { font-size: 20px; margin-bottom: 12px; }
  .video-hero {
    min-height: 205px;
  }
  .video-hero__play {
    width: 70px;
    height: 70px;
    border-width: 8px;
    margin-bottom: 12px;
  }
  .video-hero__play .ui-icon {
    width: 32px;
    height: 32px;
  }
  .video-hero h3 {
    font-size: 21px;
  }
  .video-hero__decor--board {
    left: 18px;
    top: 42px;
    width: 88px;
    height: 78px;
  }
  .video-hero__decor--board .ui-icon {
    width: 56px;
    height: 56px;
    margin: 10px 0 0 16px;
  }
  .video-hero__decor--leaf,
  .video-hero__decor--cloud { opacity: .65; }
  .video-action-buttons {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
  }
  .video-category-grid {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-bottom: 14px;
  }
  .video-category-card {
    grid-template-columns: auto 1fr;
    gap: 12px;
    padding: 16px;
    border-radius: 16px;
  }
  .video-category-card__icon {
    width: 56px;
    height: 56px;
    grid-row: span 2;
  }
  .video-category-card__icon .ui-icon {
    width: 32px;
    height: 32px;
  }
  .video-category-card h3 {
    font-size: 18px;
  }
  .video-category-card__btn {
    grid-column: 1 / -1;
    min-height: 42px;
  }
  .video-warning {
    align-items: flex-start;
    min-height: auto;
    padding: 13px 14px;
    border-radius: 14px;
  }
  .video-warning p {
    font-size: 14px;
  }
  .video-warning i .ui-icon {
    width: 82px;
    height: 82px;
  }
  .video-contact {
    order: 2;
    padding: 20px 16px;
    border-radius: 16px;
  }
  .video-contact__head {
    margin-bottom: 16px;
  }
  .video-contact > strong {
    font-size: 24px;
  }
  .faq-layout, .two-col { grid-template-columns: 1fr; }
  .faq-layout--page { gap: 14px; }
  .guide-toolbar { display: grid; }
  .faq-search { margin-bottom: 12px; }
  .faq-search input { height: 46px; font-size: 14px; }
  .faq-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    margin: 0 -12px 14px;
    padding: 0 12px 4px;
    scrollbar-width: none;
  }
  .faq-tabs::-webkit-scrollbar { display: none; }
  .faq-tabs .tag {
    flex: 0 0 auto;
    min-height: 34px;
    padding: 0 16px;
  }
  .faq-q {
    grid-template-columns: 24px 1fr 18px;
    gap: 10px;
    min-height: 52px;
    padding: 12px 14px;
  }
  .faq-q__title { font-size: 15px; }
  .faq-a { padding: 0 14px; }
  .faq-item.is-open .faq-a { padding: 0 14px 12px; }
  .faq-item.is-open .faq-a p { padding: 12px; }
  .side-help--faq {
    order: 2;
    padding: 22px 16px;
  }
  .side-help__art {
    width: 118px;
    height: 88px;
  }
  .side-help__art > .ui-icon {
    width: 72px;
    height: 72px;
  }
  .side-help--faq h2 { font-size: 21px; }
  .guide-page-head {
    flex-direction: column;
    align-items: stretch;
    gap: 10px;
    margin-bottom: 10px;
    padding-bottom: 12px;
  }
  .guide-page-head__left { gap: 10px; }
  .guide-page-head__icon { width: 42px; height: 42px; border-radius: 12px; }
  .guide-page-head__icon .ui-icon { width: 21px; height: 21px; }
  .guide-page-head h1 { margin-bottom: 2px; font-size: 24px; line-height: 1.15; }
  .guide-page-head p { font-size: 13px; line-height: 1.45; }
  .guide-search { width: 100%; }
  .guide-search input { height: 42px; padding-left: 42px; }
  .guide-search__icon { left: 14px; }
  .guide-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    gap: 8px;
    margin: 0 -12px 10px;
    padding: 0 12px 4px;
    scrollbar-width: none;
  }
  .guide-tabs::-webkit-scrollbar { display: none; }
  .guide-tab {
    flex: 0 0 auto;
    height: 34px;
    padding: 0 18px;
    font-size: 13px;
  }
  .guide-layout,
  .changelog-layout { grid-template-columns: 1fr; }
  .guide-grid { gap: 10px; }
  .guide-card {
    display: grid;
    grid-template-columns: 112px minmax(0, 1fr);
    border-radius: 16px;
    overflow: hidden;
  }
  .guide-card__thumb {
    height: auto;
    min-height: 118px;
    margin: 10px 0 10px 10px;
    border-radius: 12px;
  }
  .guide-card--green .guide-card__thumb img,
  .guide-card--purple .guide-card__thumb img,
  .guide-card--orange .guide-card__thumb img {
    padding: 6px;
  }
  .guide-card__tag {
    left: 8px;
    bottom: 8px;
    padding: 2px 8px;
    font-size: 11px;
  }
  .guide-card__body {
    gap: 5px;
    min-width: 0;
    padding: 10px 10px 10px 12px;
  }
  .guide-card h3 { font-size: 16px; line-height: 1.25; }
  .guide-card p { font-size: 13px; line-height: 1.45; }
  .guide-card__btn {
    min-height: 34px;
    margin-top: 6px;
    padding: 0 10px;
    border-radius: 9px;
    font-size: 13px;
  }
  .guide-help-card,
  .version-help-card {
    position: static;
    order: 2;
  }
  .changelog-page-head {
    margin-bottom: 12px;
  }
  .changelog-page-head h1 {
    margin-bottom: 4px;
    font-size: 24px;
    line-height: 1.2;
  }
  .changelog-page-head p {
    font-size: 13px;
    line-height: 1.45;
  }
  .changelog-timeline {
    gap: 12px;
    padding-left: 20px;
  }
  .changelog-timeline::before {
    left: 6px;
  }
  .version-card {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 14px 14px 14px 16px;
    border-radius: 16px;
  }
  .version-card::before {
    left: -14px;
    top: 26px;
    width: 12px;
    height: 12px;
  }
  .version-card.is-latest::before {
    width: 13px;
    height: 13px;
  }
  .changelog-checklist { grid-template-columns: 1fr; }
  .version-card__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }
  .version-card__icon .ui-icon { width: 26px; height: 26px; }
  .version-card__head {
    gap: 6px 10px;
    margin-bottom: 8px;
  }
  .version-card__head h3 { font-size: 22px; }
  .changelog-checklist {
    gap: 6px;
  }
  .changelog-checklist li {
    gap: 8px;
    font-size: 14px;
    line-height: 1.45;
  }
  .guide-footer-tip {
    margin-top: 18px;
    font-size: 12px;
    line-height: 1.7;
  }
  .android-step-flow {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .android-step-card {
    display: block;
    padding: 12px;
  }
  .android-step-card__head {
    margin-bottom: 8px;
  }
  .android-step-card__media,
  .android-step-card button {
    height: auto;
  }
  .android-step-card img {
    max-height: 320px;
    object-fit: contain;
  }
  .android-step-card p {
    margin: 8px 0 0;
    font-size: 13px;
    line-height: 1.5;
  }
  .android-step-arrow {
    display: none;
  }
  .android-method-grid { grid-template-columns: 1fr; }
  .step-card button { height: 190px; }
  .mobile-actions { position: fixed; right: 0; bottom: 0; left: 0; z-index: 35; display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 8px; padding: 8px 10px calc(8px + env(safe-area-inset-bottom)); border-top: 1px solid var(--border); background: rgba(255,255,255,.96); }
  .mobile-actions .btn { min-height: 40px; padding: 0 8px; font-size: 13px; }
}

/* Final cascade lock: keep the App H5 mobile layout above legacy mobile rules. */
@media (max-width: 768px) {
  body.mobile-compact { background: #f5f7fa !important; overflow-x: hidden !important; }
  .mobile-compact .main, .mobile-compact.sidebar-collapsed .main { padding-left: 0 !important; }
  .mobile-compact .topbar {
    display: block !important;
    position: sticky !important;
    top: 0 !important;
    z-index: 80 !important;
    height: auto !important;
    min-height: 78px !important;
    padding: 0 !important;
    border-bottom: 1px solid rgba(216,230,255,.9) !important;
    background: rgba(255,255,255,.96) !important;
    box-shadow: 0 4px 16px rgba(15,23,42,.04) !important;
  }
  .mobile-compact .topbar::after,
  .mobile-compact .topbar > .topnav,
  .mobile-compact .topbar > #buyTop,
  .mobile-compact .topbar:has(.mobile-app-header) > .menu-btn { display: none !important; }
  .mobile-app-header { display: grid !important; align-items: center !important; min-height: 78px !important; padding: 14px 14px 10px !important; gap: 10px !important; }
  .mobile-app-header--brand { grid-template-columns: minmax(0,1fr) auto auto 34px !important; }
  .mobile-app-header--page { grid-template-columns: 46px minmax(0,1fr) auto !important; }
  .mobile-brand { display: grid !important; grid-template-columns: 48px minmax(0,1fr) !important; gap: 10px !important; align-items: center !important; color: #0f172a !important; text-decoration: none !important; }
  .mobile-brand span { display: grid !important; place-items: center !important; width: 48px !important; height: 48px !important; border-radius: 12px !important; background: linear-gradient(135deg,#1677ff,#0f6bff) !important; color: #fff !important; font-size: 28px !important; font-weight: 900 !important; }
  .mobile-brand strong { display: block !important; font-size: 22px !important; line-height: 1.15 !important; font-weight: 900 !important; }
  .mobile-brand small { display: block !important; margin-top: 3px !important; color: #64748b !important; font-size: 13px !important; white-space: nowrap !important; }
  .mobile-service, .mobile-back, .mobile-app-header .menu-btn { display: inline-flex !important; align-items: center !important; justify-content: center !important; min-width: 34px !important; height: 34px !important; border: 0 !important; background: transparent !important; color: #0f172a !important; font-size: 15px !important; font-weight: 800 !important; text-decoration: none !important; }
  .mobile-service { gap: 5px !important; white-space: nowrap !important; }
  .mobile-back { width: 44px !important; height: 44px !important; border: 1px solid #e5eaf3 !important; border-radius: 50% !important; background: #fff !important; }
  .mobile-page-title { min-width: 0 !important; text-align: center !important; }
  .mobile-page-title strong { display: block !important; overflow: hidden !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 900 !important; text-overflow: ellipsis !important; white-space: nowrap !important; }
  .mobile-page-title small { display: block !important; margin-top: 4px !important; overflow: hidden !important; color: #64748b !important; font-size: 12px !important; text-overflow: ellipsis !important; white-space: nowrap !important; }
  .mobile-compact .content, body[data-page="home"].mobile-compact .content { width: 100% !important; max-width: 100% !important; padding: 12px 11px calc(84px + env(safe-area-inset-bottom)) !important; }
  .mobile-compact .btn { min-height: 34px !important; padding: 0 12px !important; border-radius: 9px !important; font-size: 13px !important; font-weight: 900 !important; white-space: nowrap !important; }
  .mobile-tabbar { position: fixed !important; inset: auto 0 0 0 !important; z-index: 90 !important; display: grid !important; grid-template-columns: repeat(5,minmax(0,1fr)) !important; width: min(100%,480px) !important; max-width: 480px !important; margin-left: auto !important; margin-right: auto !important; height: calc(66px + env(safe-area-inset-bottom)) !important; padding: 7px 4px calc(6px + env(safe-area-inset-bottom)) !important; border-top: 1px solid #e5eaf3 !important; background: rgba(255,255,255,.98) !important; box-shadow: 0 -4px 20px rgba(15,23,42,.08) !important; }
  .mobile-tabbar a { display: grid !important; justify-items: center !important; align-content: center !important; gap: 3px !important; min-width: 0 !important; border-radius: 14px !important; color: #64748b !important; text-decoration: none !important; }
  .mobile-tabbar span { display: grid !important; place-items: center !important; width: 30px !important; height: 28px !important; border-radius: 11px !important; }
  .mobile-tabbar .ui-icon { width: 21px !important; height: 21px !important; }
  .mobile-tabbar strong { overflow: hidden !important; max-width: 100% !important; font-size: 10px !important; line-height: 1.15 !important; font-weight: 800 !important; text-overflow: ellipsis !important; white-space: nowrap !important; }
  .mobile-tabbar a.is-active { color: #1677ff !important; }
  .mobile-tabbar a.is-active span { background: #eaf3ff !important; }

  .mobile-home { display: grid !important; gap: 14px !important; }
  .mobile-compact .home-block { margin: 0 !important; }
  .m-section-title, .home-section-head { display: flex !important; align-items: center !important; gap: 8px !important; min-height: 30px !important; margin: 0 0 9px !important; }
  .m-section-title > span, .home-section-head > span { display: grid !important; place-items: center !important; flex: 0 0 auto !important; width: 28px !important; height: 28px !important; border-radius: 9px !important; background: #1677ff !important; color: #fff !important; }
  .m-section-title h2, .home-section-head h2 { flex: 1 !important; margin: 0 !important; color: #0f172a !important; font-size: 20px !important; line-height: 1.2 !important; font-weight: 900 !important; }
  .m-section-title em { display: inline-flex !important; align-items: center !important; gap: 3px !important; color: #64748b !important; font-size: 13px !important; font-style: normal !important; white-space: nowrap !important; }
  .mobile-compact .home-notice { display: grid !important; grid-template-columns: 42px 92px minmax(0,1fr) auto !important; align-items: center !important; min-height: 78px !important; gap: 10px !important; padding: 12px !important; border: 1px solid #ffbf91 !important; border-radius: 14px !important; background: linear-gradient(90deg,#fff7ed,#fff) !important; box-shadow: none !important; }
  .mobile-compact .home-notice h2, .m-notice h2 { display: block !important; margin: 0 !important; color: #f35a00 !important; font-size: 20px !important; font-weight: 900 !important; white-space: nowrap !important; }
  .m-notice__icon { display: grid !important; place-items: center !important; width: 42px !important; height: 42px !important; color: #ff5a00 !important; }
  .m-notice p { margin: 0 !important; overflow: hidden !important; color: #0f172a !important; font-size: 13px !important; line-height: 1.55 !important; }
  .m-notice__copy { min-width: 58px !important; border-color: #ff7a1a !important; color: #ff5a00 !important; background: #fff !important; }
  .mobile-compact .home-platform-grid { display: grid !important; grid-template-columns: 1fr !important; gap: 10px !important; }
  .mobile-compact .home-platform-card { display: grid !important; grid-template-columns: 64px minmax(0,1fr) 24px !important; align-items: center !important; min-height: 86px !important; gap: 12px !important; padding: 14px !important; border: 1px solid #bcd5ff !important; border-radius: 14px !important; background: linear-gradient(100deg,#f6fbff,#fff) !important; color: #0f172a !important; text-decoration: none !important; }
  .mobile-compact .home-platform-card--ios { border-color: #d5c0ff !important; background: linear-gradient(100deg,#fbf8ff,#fff) !important; }
  .mobile-compact .home-platform-card__icon { display: grid !important; place-items: center !important; width: 64px !important; height: 64px !important; border: 1px solid #e5eaf3 !important; border-radius: 14px !important; background: #fff !important; color: #22c55e !important; }
  .mobile-compact .home-platform-card--ios .home-platform-card__icon { color: #7c3aed !important; }
  .mobile-compact .home-platform-card__icon .ui-icon { width: 42px !important; height: 42px !important; }
  .mobile-compact .home-platform-card__icon--mascot .brand-icon--android { width: 46px !important; height: 46px !important; }
  .mobile-compact .home-platform-card__body { display: grid !important; gap: 6px !important; min-width: 0 !important; }
  .mobile-compact .home-platform-card h3 { margin: 0 !important; font-size: 20px !important; line-height: 1.15 !important; font-weight: 900 !important; }
  .mobile-compact .home-platform-card__body span { display: inline-flex !important; align-items: center !important; height: 24px !important; padding: 0 9px !important; border-radius: 999px !important; background: #1677ff !important; color: #fff !important; font-size: 12px !important; font-weight: 800 !important; white-space: nowrap !important; }
  .mobile-compact .home-platform-card--ios .home-platform-card__body span { background: #7c3aed !important; }
  .mobile-compact .home-platform-card p { display: -webkit-box !important; margin: 0 !important; overflow: hidden !important; color: #475569 !important; font-size: 14px !important; line-height: 1.45 !important; -webkit-line-clamp: 2 !important; -webkit-box-orient: vertical !important; }
  .mobile-compact .home-platform-card b { display: grid !important; place-items: center !important; width: 24px !important; color: #1677ff !important; }

  .mobile-compact .home-action-grid { display: grid !important; grid-template-columns: repeat(2,minmax(0,1fr)) !important; gap: 8px !important; }
  .mobile-compact .home-action-card { display: grid !important; grid-template-columns: 48px minmax(0,1fr) !important; grid-template-rows: auto auto !important; min-height: 78px !important; gap: 7px 10px !important; padding: 11px !important; border: 1px solid #dbeafe !important; border-radius: 13px !important; background: #fff !important; }
  .mobile-compact .home-action-card--green { border-color: #bbf7d0 !important; background: linear-gradient(135deg,#f0fdf4,#fff) !important; }
  .mobile-compact .home-action-card--orange { border-color: #fed7aa !important; background: linear-gradient(135deg,#fff7ed,#fff) !important; }
  .mobile-compact .home-action-card--purple { border-color: #ddd6fe !important; background: linear-gradient(135deg,#faf5ff,#fff) !important; }
  .mobile-compact .home-action-card__icon { display: grid !important; place-items: center !important; grid-row: 1 / 3 !important; width: 48px !important; height: 48px !important; border-radius: 12px !important; background: #eaf3ff !important; color: #1677ff !important; }
  .mobile-compact .home-action-card--green .home-action-card__icon { background: #dcfce7 !important; color: #22c55e !important; }
  .mobile-compact .home-action-card--orange .home-action-card__icon { background: #ffedd5 !important; color: #ff7a1a !important; }
  .mobile-compact .home-action-card--purple .home-action-card__icon { background: #f3e8ff !important; color: #7c3aed !important; }
  .mobile-compact .home-action-card h3, .mobile-compact .home-quick-card h3 { margin: 0 0 4px !important; font-size: 15px !important; line-height: 1.2 !important; font-weight: 900 !important; }
  .mobile-compact .home-action-card p, .mobile-compact .home-quick-card p { margin: 0 !important; overflow: hidden !important; color: #64748b !important; font-size: 12px !important; line-height: 1.25 !important; text-overflow: ellipsis !important; white-space: nowrap !important; }
  .mobile-compact .home-action-card__button { grid-column: 2 !important; }
  .mobile-compact .home-action-card__button .btn, .mobile-compact .home-action-card__button a, .mobile-compact .home-action-card__button button { min-width: 86px !important; min-height: 30px !important; padding: 0 11px !important; border: 1px solid currentColor !important; border-radius: 9px !important; background: #fff !important; color: #1677ff !important; font-size: 13px !important; font-weight: 900 !important; }
  .mobile-compact .home-quick-grid { display: grid !important; grid-template-columns: repeat(4,minmax(0,1fr)) !important; gap: 7px !important; }
  .mobile-compact .home-quick-card { display: grid !important; justify-items: center !important; min-height: 64px !important; gap: 5px !important; padding: 8px 5px !important; border: 1px solid #e5eaf3 !important; border-radius: 11px !important; background: #fff !important; color: #0f172a !important; text-align: center !important; text-decoration: none !important; }
  .mobile-compact .home-quick-card__icon { display: grid !important; place-items: center !important; width: 32px !important; height: 32px !important; border-radius: 9px !important; background: #eaf3ff !important; color: #1677ff !important; }
  .mobile-compact .home-quick-card p, .mobile-compact .home-quick-card__arrow { display: none !important; }
  .mobile-compact .home-quick-card h3 { font-size: 13px !important; }
  .mobile-compact .home-reminder { display: grid !important; grid-template-columns: 48px minmax(0,1fr) auto !important; align-items: center !important; gap: 10px !important; min-height: 78px !important; padding: 13px !important; border: 1px solid #bcd5ff !important; border-radius: 14px !important; background: linear-gradient(100deg,#eff6ff,#fff) !important; }
  .mobile-compact .home-reminder__icon { display: grid !important; place-items: center !important; width: 48px !important; height: 48px !important; border-radius: 12px !important; background: #1677ff !important; color: #fff !important; }
  .mobile-compact .home-reminder h2 { margin: 0 0 5px !important; font-size: 19px !important; }
  .mobile-compact .home-reminder__content span { display: none !important; color: #475569 !important; font-size: 13px !important; line-height: 1.45 !important; }
  .mobile-compact .home-reminder__content span:first-child, .mobile-compact .home-reminder.is-open .home-reminder__content span { display: block !important; }
  .mobile-compact .home-reminder button { display: inline-flex !important; align-items: center !important; gap: 4px !important; border: 0 !important; background: transparent !important; color: #1677ff !important; font-size: 13px !important; font-weight: 900 !important; white-space: nowrap !important; }

  .mobile-compact .card, .mobile-compact .android-panel, .mobile-compact .ios-panel, .mobile-compact .video-main-card, .mobile-compact .guide-help-card, .mobile-compact .video-contact, .mobile-compact .faq-panel { border: 1px solid #d8e6ff !important; border-radius: 14px !important; background: #fff !important; box-shadow: 0 4px 16px rgba(15,23,42,.04) !important; }
  .mobile-compact .android-hero, .mobile-compact .ios-hero { min-height: 0 !important; margin: 0 0 10px !important; padding: 16px !important; overflow: hidden !important; background: linear-gradient(115deg,#f4f9ff,#fff) !important; }
  .mobile-compact .ios-hero { border-color: #d5c0ff !important; background: linear-gradient(115deg,#faf7ff,#fff) !important; }
  .mobile-compact .android-hero__visual, .mobile-compact .ios-hero__visual { display: none !important; }
  .mobile-compact .android-hero__head, .mobile-compact .ios-hero__title { display: grid !important; grid-template-columns: 70px minmax(0,1fr) !important; align-items: center !important; gap: 14px !important; margin: 0 0 13px !important; }
  .mobile-compact .android-hero__icon, .mobile-compact .ios-hero__apple { display: grid !important; place-items: center !important; width: 70px !important; height: 70px !important; border: 1px solid #e5eaf3 !important; border-radius: 14px !important; background: #fff !important; color: #22c55e !important; }
  .mobile-compact .ios-hero__apple { color: #7c3aed !important; }
  .mobile-compact .android-hero__icon .ui-icon, .mobile-compact .ios-hero__apple .ui-icon { width: 46px !important; height: 46px !important; }
  .mobile-compact .android-hero h1, .mobile-compact .ios-hero h1 { margin: 0 0 5px !important; font-size: 23px !important; line-height: 1.15 !important; font-weight: 900 !important; }
  .mobile-compact .android-hero p, .mobile-compact .ios-hero p { margin: 0 !important; color: #475569 !important; font-size: 13px !important; line-height: 1.45 !important; }
  .mobile-compact .android-hero__actions, .mobile-compact .ios-hero__actions { display: grid !important; grid-template-columns: repeat(3,minmax(0,1fr)) !important; gap: 9px !important; margin-top: 10px !important; }
  .mobile-compact .android-hero__actions .btn, .mobile-compact .ios-hero__actions .btn { min-width: 0 !important; padding: 0 6px !important; font-size: 12px !important; }
  .mobile-compact .android-download-box, .mobile-compact .m-download-row { display: grid !important; grid-template-columns: minmax(0,1fr) auto !important; align-items: center !important; gap: 8px !important; margin: 0 0 8px !important; padding: 10px 12px !important; border: 1px solid #bcd5ff !important; border-radius: 10px !important; background: #fff !important; }
  .mobile-compact .android-download-box { margin-top: 12px !important; }
  .mobile-compact .android-alert, .mobile-compact .m-warning { display: flex !important; align-items: center !important; gap: 7px !important; margin-top: 8px !important; padding: 9px 11px !important; border: 1px solid #ffbf91 !important; border-radius: 10px !important; background: #fff7ed !important; color: #f05a00 !important; font-size: 13px !important; font-weight: 800 !important; }
  .mobile-compact .android-panel, .mobile-compact .ios-panel, .mobile-compact .faq-panel { margin: 0 0 10px !important; padding: 12px !important; }
  .mobile-compact .android-method-grid { display: grid !important; grid-template-columns: 1fr !important; gap: 10px !important; }
  .mobile-compact .android-methods-lead { margin-bottom: 10px !important; padding: 10px 12px !important; font-size: 13px !important; line-height: 1.55 !important; }
  .mobile-compact .android-method-card { padding: 14px !important; border: 1px solid #e2e8f0 !important; border-radius: 14px !important; background: #fff !important; box-shadow: 0 6px 18px rgba(15,23,42,.04) !important; }
  .mobile-compact .android-method-card__head { display: flex !important; align-items: center !important; gap: 8px !important; margin-bottom: 12px !important; }
  .mobile-compact .android-method-card__mark { width: 4px !important; height: 18px !important; border-radius: 999px !important; background: #14b8a6 !important; }
  .mobile-compact .android-method-card__head h3 { margin: 0 !important; font-size: 17px !important; font-weight: 800 !important; }
  .mobile-compact .android-method-card ol { display: grid !important; grid-template-columns: 1fr !important; gap: 10px !important; margin: 0 !important; padding: 0 !important; list-style: none !important; }
  .mobile-compact .android-method-card li { display: grid !important; grid-template-columns: 22px minmax(0,1fr) !important; gap: 8px !important; align-items: start !important; }
  .mobile-compact .android-method-card li span { display: grid !important; place-items: center !important; width: 22px !important; height: 22px !important; margin-top: 2px !important; border-radius: 50% !important; background: #ecfdf5 !important; color: #0f766e !important; font-size: 12px !important; font-weight: 800 !important; }
  .mobile-compact .android-method-card li p { margin: 0 !important; color: #334155 !important; font-size: 13px !important; line-height: 1.65 !important; }
  .mobile-compact .android-step-flow { display: grid !important; grid-template-columns: 1fr !important; gap: 12px !important; }
  .mobile-compact .android-step-card { display: block !important; min-height: 0 !important; padding: 12px !important; border: 1px solid #cfe1ff !important; border-radius: 11px !important; background: #fff !important; }
  .mobile-compact .android-step-card__media,
  .mobile-compact .android-step-card button { width: 100% !important; height: auto !important; padding: 0 !important; overflow: hidden !important; border: 1px solid #d8e6ff !important; border-radius: 8px !important; background: #f8fbff !important; }
  .mobile-compact .android-step-card img { width: 100% !important; height: auto !important; max-height: 280px !important; object-fit: contain !important; }
  .mobile-compact .android-tip-grid, .mobile-compact .ios-notice-grid { display: grid !important; grid-template-columns: repeat(3,minmax(0,1fr)) !important; gap: 8px !important; }
  .mobile-compact .android-tip-card, .mobile-compact .ios-notice-card { display: grid !important; grid-template-columns: 32px minmax(0,1fr) !important; gap: 7px !important; min-height: 82px !important; padding: 10px !important; border: 1px solid #e5eaf3 !important; border-radius: 11px !important; background: #fff !important; }
  .mobile-compact .android-tip-card h3, .mobile-compact .ios-notice-card h3 { margin: 0 0 4px !important; font-size: 13px !important; }
  .mobile-compact .android-tip-card p, .mobile-compact .ios-notice-card p { margin: 0 !important; color: #64748b !important; font-size: 11px !important; line-height: 1.35 !important; }
  .mobile-compact .ios-step { display: grid !important; grid-template-columns: 30px 42px minmax(0,1fr) !important; align-items: center !important; gap: 10px !important; }

  .mobile-compact .video-list-grid,
  .mobile-compact .video-category-grid { display: grid !important; gap: 8px !important; margin-bottom: 10px !important; }
  .mobile-compact .video-list-grid.is-updating { opacity: .45 !important; }
  .mobile-compact .video-category-card:not(.video-category-card--simple) { display: grid !important; grid-template-columns: 58px minmax(0,1fr) auto !important; align-items: center !important; gap: 12px !important; min-height: 82px !important; padding: 12px !important; border: 1px solid #e5eaf3 !important; border-radius: 12px !important; background: #fff !important; }
  .mobile-compact .video-category-card__icon { display: grid !important; place-items: center !important; width: 56px !important; height: 56px !important; border-radius: 14px !important; background: #dcfce7 !important; color: #22c55e !important; }
  .mobile-compact .video-category-card--purple .video-category-card__icon { background: #f3e8ff !important; color: #7c3aed !important; }
  .mobile-compact .video-category-card--orange .video-category-card__icon { background: #ffedd5 !important; color: #ff7a1a !important; }
  .mobile-compact .video-category-card--blue .video-category-card__icon { background: #e0f2fe !important; color: #0891b2 !important; }
  .mobile-compact .video-category-card h3 { margin: 0 0 5px !important; font-size: 17px !important; }
  .mobile-compact .video-category-card p { margin: 0 0 7px !important; color: #64748b !important; font-size: 12px !important; line-height: 1.4 !important; }
  .mobile-compact .video-category-card__btn { min-width: 82px !important; min-height: 36px !important; border: 1px solid currentColor !important; border-radius: 9px !important; background: #fff !important; color: #22c55e !important; font-size: 13px !important; font-weight: 900 !important; }
  .mobile-compact .video-hero { display: grid !important; place-items: center !important; height: 142px !important; border: 1px solid #bcd5ff !important; border-radius: 14px !important; background: linear-gradient(135deg,#eaf3ff,#f8fbff) !important; }
  .mobile-compact .video-tab-buttons { display: grid !important; grid-template-columns: repeat(3,minmax(0,1fr)) !important; gap: 8px !important; margin-top: 10px !important; }
  .mobile-compact .video-tab-btn { display: inline-flex !important; align-items: center !important; justify-content: center !important; gap: 5px !important; min-width: 0 !important; min-height: 46px !important; padding: 0 6px !important; border: 1px solid #e5eaf3 !important; border-radius: 14px !important; background: #fff !important; color: #0f172a !important; font-size: 12px !important; font-weight: 800 !important; white-space: nowrap !important; }
  .mobile-compact .video-tab-btn.is-active.video-tab-btn--android { border-color: transparent !important; background: linear-gradient(135deg,#1677ff,#4096ff) !important; color: #fff !important; box-shadow: 0 8px 18px rgba(22,119,255,.22) !important; }
  .mobile-compact .video-tab-btn.is-active.video-tab-btn--ios { border-color: transparent !important; background: linear-gradient(135deg,#8b5cf6,#7c3aed) !important; color: #fff !important; box-shadow: 0 8px 18px rgba(124,58,237,.22) !important; }
  .mobile-compact .video-tab-btn.is-active.video-tab-btn--network { border-color: transparent !important; background: linear-gradient(135deg,#0891b2,#6366f1) !important; color: #fff !important; box-shadow: 0 8px 18px rgba(8,145,178,.22) !important; }
  .mobile-compact .video-action-buttons { display: grid !important; grid-template-columns: repeat(3,minmax(0,1fr)) !important; gap: 8px !important; margin-top: 10px !important; }

  .mobile-compact .guide-grid { display: grid !important; grid-template-columns: repeat(2,minmax(0,1fr)) !important; gap: 10px !important; }
  .mobile-compact .guide-card { display: grid !important; grid-template-columns: 1fr !important; overflow: hidden !important; border: 1px solid #e5eaf3 !important; border-radius: 14px !important; background: #fff !important; }
  .mobile-compact .guide-card__thumb { position: relative !important; height: 96px !important; min-height: 0 !important; margin: 10px 10px 0 !important; overflow: hidden !important; border-radius: 11px !important; background: #f3f8ff !important; }
  .mobile-compact .guide-card__thumb img { width: 100% !important; height: 100% !important; padding: 8px !important; object-fit: contain !important; }
  .mobile-compact .guide-card__tag { position: absolute !important; top: 8px !important; left: 8px !important; bottom: auto !important; padding: 4px 8px !important; border-radius: 8px !important; background: #dbeafe !important; color: #1677ff !important; font-size: 11px !important; font-weight: 900 !important; }
  .mobile-compact .guide-card__body { display: grid !important; gap: 7px !important; padding: 10px !important; }
  .mobile-compact .guide-card h3 { margin: 0 !important; font-size: 16px !important; line-height: 1.25 !important; }
  .mobile-compact .guide-card p { display: -webkit-box !important; min-height: 38px !important; margin: 0 !important; overflow: hidden !important; color: #64748b !important; font-size: 12px !important; line-height: 1.5 !important; -webkit-line-clamp: 2 !important; -webkit-box-orient: vertical !important; }
  .mobile-compact .guide-card__btn { display: inline-flex !important; align-items: center !important; justify-content: center !important; justify-self: end !important; min-width: 86px !important; min-height: 34px !important; padding: 0 12px !important; border: 1px solid #1677ff !important; border-radius: 9px !important; color: #1677ff !important; font-size: 12px !important; font-weight: 900 !important; text-decoration: none !important; }
  .mobile-compact .guide-tabs { display: flex !important; gap: 8px !important; overflow-x: auto !important; margin: 0 -11px 12px !important; padding: 0 11px 4px !important; }
  .mobile-compact .guide-tab { flex: 0 0 auto !important; height: 38px !important; padding: 0 18px !important; border: 1px solid #e5eaf3 !important; border-radius: 999px !important; background: #fff !important; color: #0f172a !important; font-size: 13px !important; font-weight: 900 !important; }
  .mobile-compact .guide-tab.is-active { border-color: #1677ff !important; background: #1677ff !important; color: #fff !important; }
  .mobile-compact .guide-search { position: relative !important; width: 100% !important; margin: 0 0 12px !important; }
  .mobile-compact .guide-search input { width: 100% !important; height: 46px !important; padding: 0 16px 0 42px !important; border: 1px solid #e5eaf3 !important; border-radius: 999px !important; background: #fff !important; font-size: 15px !important; }

  .mobile-compact .faq-q { display: grid !important; grid-template-columns: 24px minmax(0,1fr) 18px !important; align-items: center !important; width: 100% !important; min-height: 38px !important; gap: 8px !important; padding: 7px 10px !important; border: 0 !important; background: transparent !important; text-align: left !important; }
  .mobile-compact .faq-a { display: none !important; padding: 0 10px 10px 42px !important; }
  .mobile-compact .faq-item.is-open .faq-a { display: block !important; }
  .mobile-compact .toast { position: fixed !important; left: 50% !important; bottom: calc(86px + env(safe-area-inset-bottom)) !important; z-index: 120 !important; display: inline-flex !important; align-items: center !important; gap: 7px !important; min-height: 40px !important; padding: 0 15px !important; border: 1px solid #d8e6ff !important; border-radius: 999px !important; background: #fff !important; color: #1677ff !important; font-weight: 900 !important; box-shadow: 0 8px 28px rgba(15,23,42,.14) !important; opacity: 0 !important; pointer-events: none !important; transform: translate(-50%,12px) !important; transition: .2s ease !important; }
  .mobile-compact .toast.show { opacity: 1 !important; transform: translate(-50%,0) !important; }
}

@media (max-width: 768px) {
  .mobile-compact .mobile-brand {
    grid-template-columns: 48px minmax(0, 1fr) !important;
  }
  .mobile-compact .mobile-brand strong,
  .mobile-compact .mobile-brand small {
    grid-column: 2 !important;
  }
  .mobile-compact .mobile-brand small {
    overflow: visible !important;
    text-overflow: clip !important;
  }
  body[data-page="home"].mobile-compact .home-platform-card__body {
    overflow: hidden !important;
  }
  body[data-page="home"].mobile-compact .home-platform-card p {
    max-width: 100% !important;
    white-space: normal !important;
    text-overflow: clip !important;
  }
  body[data-page="video"].mobile-compact .video-main-card {
    display: block !important;
    margin-bottom: 10px !important;
  }
  body[data-page="video"].mobile-compact .video-page-title {
    margin-bottom: 8px !important;
  }
  body[data-page="video"].mobile-compact .video-hero {
    display: grid !important;
    grid-template-columns: 1fr !important;
    place-items: center !important;
    height: 150px !important;
    margin: 0 !important;
    padding: 0 !important;
  }
  body[data-page="video"].mobile-compact .video-hero__play {
    display: grid !important;
    place-items: center !important;
    width: 64px !important;
    height: 64px !important;
    margin: 0 0 10px !important;
    border-radius: 50% !important;
    background: #1677ff !important;
    color: #fff !important;
  }
  body[data-page="video"].mobile-compact .video-hero h3 {
    display: block !important;
    margin: 0 !important;
    font-size: 20px !important;
    font-weight: 900 !important;
    color: #0f172a !important;
  }
  body[data-page="guide"].mobile-compact .guide-page-head {
    display: none !important;
  }
  body[data-page="guide"].mobile-compact .guide-grid {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 10px !important;
  }
  body[data-page="guide"].mobile-compact .guide-card {
    display: flex !important;
    flex-direction: column !important;
    width: auto !important;
    min-width: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    padding: 0 !important;
    overflow: hidden !important;
    border: 1px solid #e5eaf3 !important;
    border-radius: 14px !important;
    background: #fff !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__thumb {
    display: block !important;
    position: relative !important;
    flex: 0 0 auto !important;
    width: auto !important;
    height: 96px !important;
    min-height: 96px !important;
    margin: 10px 10px 0 !important;
    overflow: hidden !important;
    border-radius: 11px !important;
    background: #f3f8ff !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body {
    display: grid !important;
    visibility: visible !important;
    flex: 1 1 auto !important;
    gap: 7px !important;
    min-width: 0 !important;
    min-height: 0 !important;
    height: auto !important;
    padding: 10px !important;
    opacity: 1 !important;
    background: #fff !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body h3,
  body[data-page="guide"].mobile-compact .guide-card__body p,
  body[data-page="guide"].mobile-compact .guide-card__body small,
  body[data-page="guide"].mobile-compact .guide-card__body a {
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body h3 {
    color: #0f172a !important;
    font-size: 16px !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body p {
    display: -webkit-box !important;
    min-height: 38px !important;
    color: #64748b !important;
    font-size: 12px !important;
    line-height: 1.5 !important;
    -webkit-line-clamp: 2 !important;
    -webkit-box-orient: vertical !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body small {
    color: #475569 !important;
    font-size: 12px !important;
    font-weight: 800 !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__body a {
    justify-self: end !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
  }
  body[data-page="guide"].mobile-compact .guide-card__btn::after {
    content: none !important;
    display: none !important;
  }
  body[data-page="home"].mobile-compact .home-notice {
    grid-template-columns: 42px 86px minmax(0, 1fr) auto !important;
  }
}

@media (max-width: 768px) {
  body[data-page="home"].mobile-compact {
    background: linear-gradient(180deg, #ffffff 0%, #f8faff 42%, #ffffff 100%) !important;
  }

  body[data-page="home"].mobile-compact .topbar {
    min-height: 52px !important;
    border-bottom: 0 !important;
    box-shadow: none !important;
    background: rgba(255, 255, 255, .98) !important;
  }

  body[data-page="home"].mobile-compact .mobile-app-header {
    min-height: 52px !important;
    padding: 8px 12px !important;
  }

  body[data-page="home"].mobile-compact .mobile-app-header--brand {
    grid-template-columns: minmax(0, 1fr) auto auto 34px !important;
    grid-template-rows: auto !important;
    align-items: center !important;
    gap: 8px !important;
  }

  body[data-page="home"].mobile-compact .mobile-brand {
    grid-template-columns: 40px minmax(0, 1fr) !important;
    grid-template-rows: auto !important;
    gap: 8px !important;
  }

  body[data-page="home"].mobile-compact .mobile-brand span {
    grid-row: auto !important;
    width: 40px !important;
    height: 40px !important;
    border-radius: 10px !important;
    background: linear-gradient(135deg, #1677ff, #0b63f6) !important;
    font-size: 22px !important;
    line-height: 1 !important;
    box-shadow: 0 6px 14px rgba(22, 119, 255, .16) !important;
  }

  body[data-page="home"].mobile-compact .mobile-brand strong {
    grid-column: 2 !important;
    font-size: 18px !important;
    line-height: 1.2 !important;
    letter-spacing: 0 !important;
  }

  body[data-page="home"].mobile-compact .mobile-brand small {
    display: none !important;
  }

  body[data-page="home"].mobile-compact .mobile-service {
    gap: 4px !important;
    min-width: 0 !important;
    height: 34px !important;
    padding: 0 8px !important;
    color: #0f172a !important;
    font-size: 13px !important;
    font-weight: 700 !important;
  }

  body[data-page="home"].mobile-compact .mobile-service .ui-icon {
    width: 18px !important;
    height: 18px !important;
  }

  body[data-page="home"].mobile-compact .mobile-top-action {
    width: auto !important;
    height: 34px !important;
    padding: 0 8px !important;
    gap: 4px !important;
    font-size: 12px !important;
    font-weight: 700 !important;
  }

  body[data-page="home"].mobile-compact .mobile-top-action .ui-icon {
    width: 18px !important;
    height: 18px !important;
  }

  body[data-page="home"].mobile-compact .mobile-app-header .menu-btn {
    grid-column: auto !important;
    grid-row: 1 !important;
    width: 34px !important;
    height: 34px !important;
    color: #0f172a !important;
  }

  body[data-page="home"].mobile-compact .mobile-app-header .menu-btn .ui-icon {
    width: 22px !important;
    height: 22px !important;
  }

  body[data-page="home"].mobile-compact .content {
    max-width: 430px !important;
    margin: 0 auto !important;
    padding: 12px 14px calc(86px + env(safe-area-inset-bottom)) !important;
  }

  body[data-page="home"].mobile-compact .mobile-home {
    gap: 16px !important;
  }

  body[data-page="home"].mobile-compact .m-section-title {
    gap: 9px !important;
    min-height: 34px !important;
    margin: 0 0 10px !important;
  }

  body[data-page="home"].mobile-compact .m-section-title > span {
    width: 30px !important;
    height: 30px !important;
    border-radius: 10px !important;
    background: #1677ff !important;
  }

  body[data-page="home"].mobile-compact .m-section-title > span .ui-icon {
    width: 23px !important;
    height: 23px !important;
  }

  body[data-page="home"].mobile-compact .m-section-title h2 {
    font-size: 23px !important;
    line-height: 1.18 !important;
  }

  body[data-page="home"].mobile-compact .m-section-title em {
    gap: 5px !important;
    color: #64748b !important;
    font-size: 15px !important;
    font-weight: 700 !important;
  }

  body[data-page="home"].mobile-compact .m-section-title em .ui-icon {
    width: 21px !important;
    height: 21px !important;
    color: #1677ff !important;
  }

  body[data-page="home"].mobile-compact .home-notice {
    display: grid !important;
    grid-template-columns: 36px 100px minmax(0, 1fr) 66px !important;
    align-items: center !important;
    min-height: 101px !important;
    gap: 9px !important;
    padding: 13px 10px 13px 15px !important;
    border: 1px solid #ffb27a !important;
    border-radius: 15px !important;
    background: linear-gradient(90deg, #fff7ed 0%, #ffffff 100%) !important;
  }

  body[data-page="home"].mobile-compact .m-notice__icon {
    width: 36px !important;
    height: 36px !important;
    color: #ff5a00 !important;
  }

  body[data-page="home"].mobile-compact .m-notice__icon .ui-icon {
    width: 32px !important;
    height: 32px !important;
    fill: #ff5a00 !important;
    stroke-width: 1.8 !important;
  }

  body[data-page="home"].mobile-compact .home-notice h2 {
    font-size: 20px !important;
    line-height: 1.1 !important;
    color: #f35a00 !important;
  }

  body[data-page="home"].mobile-compact .home-notice p {
    min-width: 0 !important;
    font-size: 13px !important;
    line-height: 1.45 !important;
    color: #0f172a !important;
  }

  body[data-page="home"].mobile-compact .home-notice strong {
    font-weight: 500 !important;
  }

  body[data-page="home"].mobile-compact .m-notice__copy {
    justify-self: end !important;
    min-width: 62px !important;
    min-height: 37px !important;
    padding: 0 13px !important;
    border: 1px solid #ff6a1a !important;
    border-radius: 11px !important;
    background: #fff !important;
    color: #ff5a00 !important;
    font-size: 15px !important;
  }

  body[data-page="home"].mobile-compact .m-notice__copy .ui-icon {
    display: none !important;
  }

  body[data-page="home"].mobile-compact .home-platform-grid {
    gap: 12px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card {
    grid-template-columns: 58px minmax(0, 1fr) 32px !important;
    min-height: 84px !important;
    gap: 13px !important;
    padding: 12px !important;
    border-color: #bfd7ff !important;
    border-radius: 15px !important;
    background: linear-gradient(100deg, #f3f8ff, #ffffff) !important;
    box-shadow: 0 4px 16px rgba(22, 119, 255, .04) !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card--ios {
    border-color: #d8c5ff !important;
    background: linear-gradient(100deg, #fbf8ff, #ffffff) !important;
    box-shadow: 0 4px 16px rgba(124, 58, 237, .04) !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__icon {
    width: 58px !important;
    height: 58px !important;
    border-radius: 14px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__icon .ui-icon {
    width: 42px !important;
    height: 42px !important;
    stroke-width: 2.3 !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__icon--mascot .brand-icon--android {
    width: 46px !important;
    height: 46px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__body {
    gap: 7px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__body > div {
    gap: 10px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card h3 {
    font-size: 22px !important;
    line-height: 1.08 !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card__body span {
    height: 26px !important;
    padding: 0 10px !important;
    font-size: 13px !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card p {
    font-size: 15px !important;
    line-height: 1.45 !important;
  }

  body[data-page="home"].mobile-compact .home-platform-card b,
  body[data-page="home"].mobile-compact .home-platform-card b .ui-icon {
    width: 31px !important;
    height: 31px !important;
  }

  body[data-page="home"].mobile-compact .home-action-grid {
    gap: 10px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card {
    grid-template-columns: 48px minmax(0, 1fr) !important;
    grid-template-rows: auto auto !important;
    align-items: center !important;
    min-height: 80px !important;
    gap: 7px 10px !important;
    padding: 10px !important;
    border-radius: 14px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card__icon {
    grid-row: 1 / 3 !important;
    width: 48px !important;
    height: 48px !important;
    border-radius: 13px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card__icon .ui-icon {
    width: 35px !important;
    height: 35px !important;
    stroke-width: 2.1 !important;
  }

  body[data-page="home"].mobile-compact .home-action-card h3 {
    margin: 0 0 4px !important;
    font-size: 17px !important;
    line-height: 1.15 !important;
  }

  body[data-page="home"].mobile-compact .home-action-card p {
    font-size: 13px !important;
    line-height: 1.2 !important;
  }

  body[data-page="home"].mobile-compact .home-action-card__button {
    grid-column: 2 !important;
    grid-row: 2 !important;
    align-self: end !important;
    margin-top: 1px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card__button a,
  body[data-page="home"].mobile-compact .home-action-card__button button {
    justify-content: center !important;
    min-width: 72px !important;
    min-height: 28px !important;
    padding: 0 13px !important;
    border-radius: 8px !important;
    font-size: 14px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card__button .ui-icon {
    width: 17px !important;
    height: 17px !important;
  }

  body[data-page="home"].mobile-compact .home-action-card--green .home-action-card__button a {
    color: #22c55e !important;
  }

  body[data-page="home"].mobile-compact .home-action-card--orange .home-action-card__button button {
    color: #ff5a00 !important;
  }

  body[data-page="home"].mobile-compact .home-action-card--purple .home-action-card__button a {
    color: #7c3aed !important;
  }

  body[data-page="home"].mobile-compact .home-quick-grid {
    grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
    gap: 8px !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card {
    position: relative !important;
    display: grid !important;
    grid-template-columns: 31px minmax(0, 1fr) !important;
    justify-items: stretch !important;
    align-items: center !important;
    min-height: 70px !important;
    gap: 6px !important;
    padding: 9px 6px !important;
    border-radius: 12px !important;
    text-align: left !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card__icon {
    width: 31px !important;
    height: 31px !important;
    border-radius: 9px !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card__icon .ui-icon {
    width: 25px !important;
    height: 25px !important;
    stroke-width: 2.2 !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card--green .home-quick-card__icon {
    background: #dcfce7 !important;
    color: #22c55e !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card--orange .home-quick-card__icon {
    background: #fff7ed !important;
    color: #ff7a1a !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card--purple .home-quick-card__icon {
    background: #f3e8ff !important;
    color: #7c3aed !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card__text {
    min-width: 0 !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card h3 {
    margin: 0 0 4px !important;
    font-size: 12px !important;
    line-height: 1.1 !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: nowrap !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card p {
    display: block !important;
    font-size: 10px !important;
    line-height: 1.15 !important;
    overflow: visible !important;
    text-overflow: clip !important;
    white-space: nowrap !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card__arrow {
    display: grid !important;
    position: absolute !important;
    right: 5px !important;
    top: 50% !important;
    transform: translateY(-50%) !important;
    color: #64748b !important;
  }

  body[data-page="home"].mobile-compact .home-quick-card__arrow .ui-icon {
    width: 15px !important;
    height: 15px !important;
  }

  body[data-page="home"].mobile-compact .home-reminder {
    position: relative !important;
    grid-template-columns: 45px minmax(0, 1fr) !important;
    min-height: 86px !important;
    gap: 12px !important;
    padding: 15px !important;
    border-color: #bcd5ff !important;
    border-radius: 14px !important;
    background: linear-gradient(100deg, #eff6ff, #ffffff) !important;
  }

  body[data-page="home"].mobile-compact .home-reminder__content {
    padding-right: 82px !important;
  }

  body[data-page="home"].mobile-compact .home-reminder__icon {
    width: 45px !important;
    height: 45px !important;
    border-radius: 12px !important;
  }

  body[data-page="home"].mobile-compact .home-reminder__icon .ui-icon {
    width: 34px !important;
    height: 34px !important;
  }

  body[data-page="home"].mobile-compact .home-reminder h2 {
    margin: 0 0 6px !important;
    font-size: 20px !important;
    line-height: 1.15 !important;
  }

  body[data-page="home"].mobile-compact .home-reminder__content span {
    font-size: 14px !important;
    line-height: 1.45 !important;
  }

  body[data-page="home"].mobile-compact .home-reminder .home-reminder__content span:nth-child(n+2) {
    display: none !important;
  }

  body[data-page="home"].mobile-compact .home-reminder.is-open .home-reminder__content span:nth-child(n+2) {
    display: block !important;
  }

  body[data-page="home"].mobile-compact .home-reminder button {
    position: absolute !important;
    top: 17px !important;
    right: 14px !important;
    gap: 5px !important;
    font-size: 15px !important;
  }

  body[data-page="home"].mobile-compact .home-reminder button .ui-icon {
    width: 19px !important;
    height: 19px !important;
  }

  body[data-page="home"].mobile-compact .mobile-tabbar {
    height: calc(72px + env(safe-area-inset-bottom)) !important;
    padding: 7px 4px calc(7px + env(safe-area-inset-bottom)) !important;
    border-top: 1px solid #e5eaf3 !important;
    background: #fff !important;
    box-shadow: 0 -3px 18px rgba(15, 23, 42, .06) !important;
  }

  body[data-page="home"].mobile-compact .mobile-tabbar a {
    gap: 4px !important;
    border-radius: 14px !important;
  }

  body[data-page="home"].mobile-compact .mobile-tabbar span {
    width: 30px !important;
    height: 30px !important;
    border-radius: 12px !important;
  }

  body[data-page="home"].mobile-compact .mobile-tabbar .ui-icon {
    width: 21px !important;
    height: 21px !important;
    stroke-width: 2.2 !important;
  }

  body[data-page="home"].mobile-compact .mobile-tabbar strong {
    font-size: 10px !important;
    line-height: 1.1 !important;
  }
}

/* Product polish pass: unify surfaces, embedded controls, and icon treatments without changing layout. */
@media (max-width: 768px) {
  :root {
    --app-bg-top: #F8FBFF;
    --app-bg: #F3F6FA;
    --app-surface: rgba(255, 255, 255, .92);
    --app-surface-strong: rgba(255, 255, 255, .98);
    --app-line-soft: rgba(226, 232, 240, .66);
    --app-shadow: 0 12px 32px rgba(15, 23, 42, .055);
    --app-inset: inset 0 1px 0 rgba(255, 255, 255, .78);
    --app-radius: 18px;
    --tone: #1677ff;
    --tone-bg: rgba(22, 119, 255, .09);
  }

  html,
  body.mobile-compact {
    background: radial-gradient(circle at 50% -80px, rgba(215, 232, 255, .62), transparent 270px), linear-gradient(180deg, var(--app-bg-top) 0, var(--app-bg) 46%, #F7F9FC 100%) !important;
  }

  body.mobile-compact .topbar,
  body[data-page="home"].mobile-compact .topbar {
    border-bottom: 0 !important;
    background: rgba(255, 255, 255, .88) !important;
    box-shadow: 0 10px 30px rgba(15, 23, 42, .045) !important;
    backdrop-filter: blur(18px) saturate(1.08) !important;
  }

  body.mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    background: transparent !important;
  }

  body.mobile-compact .mobile-brand span,
  body[data-page="home"].mobile-compact .mobile-brand span {
    border-radius: 15px !important;
    background: linear-gradient(145deg, #1E7CFF 0%, #0E63E8 100%) !important;
    box-shadow: 0 10px 24px rgba(22, 119, 255, .2), inset 0 1px 0 rgba(255, 255, 255, .32) !important;
  }

  body.mobile-compact .mobile-service,
  body.mobile-compact .mobile-app-header .menu-btn,
  body.mobile-compact .mobile-back {
    border: 1px solid rgba(226, 232, 240, .72) !important;
    border-radius: 14px !important;
    background: rgba(255, 255, 255, .7) !important;
    box-shadow: var(--app-inset), 0 4px 14px rgba(15, 23, 42, .035) !important;
  }

  body.mobile-compact .mobile-service {
    padding: 0 9px !important;
  }

  body.mobile-compact .home-action-card--green,
  body.mobile-compact .home-quick-card--green,
  body.mobile-compact .android-tip-card--green,
  body.mobile-compact .ios-notice-card--green {
    --tone: #16A34A;
    --tone-bg: rgba(22, 163, 74, .09);
  }

  body.mobile-compact .home-action-card--orange,
  body.mobile-compact .home-quick-card--orange,
  body.mobile-compact .android-tip-card--orange,
  body.mobile-compact .ios-notice-card--orange,
  body.mobile-compact .m-notice {
    --tone: #F97316;
    --tone-bg: rgba(249, 115, 22, .09);
  }

  body.mobile-compact .home-action-card--purple,
  body.mobile-compact .home-quick-card--purple,
  body.mobile-compact .ios-hero,
  body.mobile-compact .ios-notice-card--purple {
    --tone: #7C3AED;
    --tone-bg: rgba(124, 58, 237, .09);
  }

  body.mobile-compact .home-platform-card--android {
    --tone: #1677FF;
    --tone-bg: rgba(22, 119, 255, .08);
  }

  body.mobile-compact .home-platform-card--ios {
    --tone: #7C3AED;
    --tone-bg: rgba(124, 58, 237, .08);
  }

  body.mobile-compact .card,
  body.mobile-compact .m-panel,
  body.mobile-compact .m-notice,
  body.mobile-compact .home-notice,
  body.mobile-compact .home-platform-card,
  body.mobile-compact .home-action-card,
  body.mobile-compact .home-quick-card,
  body.mobile-compact .home-reminder,
  body.mobile-compact .android-hero,
  body.mobile-compact .android-panel,
  body.mobile-compact .android-method-card,
  body.mobile-compact .android-step-card,
  body.mobile-compact .android-tip-card,
  body.mobile-compact .ios-hero,
  body.mobile-compact .ios-panel,
  body.mobile-compact .ios-step,
  body.mobile-compact .ios-notice-card,
  body.mobile-compact .faq-item,
  body.mobile-compact .guide-page-head,
  body.mobile-compact .guide-card,
  body.mobile-compact .guide-help-card,
  body.mobile-compact .video-main-card,
  body.mobile-compact .video-category-card,
  body.mobile-compact .video-contact,
  body.mobile-compact .video-warning,
  body.mobile-compact .system-hero,
  body.mobile-compact .m-download-row,
  body.mobile-compact .m-warning {
    border: 1px solid var(--app-line-soft) !important;
    border-radius: var(--app-radius) !important;
    background: linear-gradient(180deg, var(--app-surface-strong) 0%, var(--app-surface) 100%) !important;
    box-shadow: var(--app-shadow) !important;
    background-clip: padding-box !important;
  }

  body.mobile-compact .home-action-card--green,
  body.mobile-compact .home-action-card--orange,
  body.mobile-compact .home-action-card--purple,
  body.mobile-compact .home-platform-card--android,
  body.mobile-compact .home-platform-card--ios,
  body.mobile-compact .home-reminder,
  body[data-page="home"].mobile-compact .home-notice {
    border-color: var(--app-line-soft) !important;
    background: linear-gradient(180deg, rgba(255, 255, 255, .97), rgba(255, 255, 255, .9)), linear-gradient(135deg, var(--tone-bg), transparent 62%) !important;
  }

  body.mobile-compact .m-section-title > span,
  body.mobile-compact .home-section-head > span,
  body.mobile-compact .m-notice__icon,
  body.mobile-compact .home-platform-card__icon,
  body.mobile-compact .home-action-card__icon,
  body.mobile-compact .home-quick-card__icon,
  body.mobile-compact .home-reminder__icon,
  body.mobile-compact .android-hero__icon,
  body.mobile-compact .method-q > span,
  body.mobile-compact .android-tip-card > span,
  body.mobile-compact .ios-hero__apple,
  body.mobile-compact .ios-step__icon,
  body.mobile-compact .ios-notice-card > span,
  body.mobile-compact .guide-page-head__icon,
  body.mobile-compact .guide-help-card__head,
  body.mobile-compact .video-hero__play,
  body.mobile-compact .video-category-card__icon,
  body.mobile-compact .video-contact__head > span,
  body.mobile-compact .system-hero__icon {
    border: 1px solid rgba(22, 119, 255, .12) !important;
    border-radius: 15px !important;
    background: linear-gradient(180deg, var(--tone-bg), rgba(255, 255, 255, .55)) !important;
    box-shadow: var(--app-inset) !important;
    color: var(--tone) !important;
  }

  body.mobile-compact .home-platform-card__body span,
  body.mobile-compact .guide-card__tag,
  body.mobile-compact .video-card-meta span,
  body.mobile-compact .rate-tag,
  body.mobile-compact .benefit,
  body.mobile-compact .case-tag {
    border: 0 !important;
    background: var(--tone-bg, rgba(22, 119, 255, .09)) !important;
    color: var(--tone, #1677ff) !important;
    box-shadow: var(--app-inset) !important;
  }

  body.mobile-compact .btn,
  body.mobile-compact .guide-card__btn,
  body.mobile-compact .video-category-card__btn,
  body.mobile-compact .m-notice__copy,
  body.mobile-compact .home-action-card__button a,
  body.mobile-compact .home-action-card__button button,
  body.mobile-compact .home-reminder button {
    border: 1px solid rgba(22, 119, 255, .14) !important;
    border-radius: 12px !important;
    background: rgba(255, 255, 255, .68) !important;
    box-shadow: var(--app-inset), 0 3px 10px rgba(15, 23, 42, .035) !important;
    color: var(--tone, #1677ff) !important;
  }

  body.mobile-compact .btn--primary,
  body.mobile-compact .btn--purple {
    border-color: transparent !important;
    background: linear-gradient(145deg, #1E7CFF, #0E63E8) !important;
    box-shadow: 0 8px 20px rgba(22, 119, 255, .18), inset 0 1px 0 rgba(255, 255, 255, .28) !important;
    color: #fff !important;
  }

  body.mobile-compact .android-download-box strong,
  body.mobile-compact .m-download-row strong {
    color: #334155 !important;
  }

  body.mobile-compact .m-warning,
  body.mobile-compact .android-alert {
    color: #475569 !important;
  }

  body.mobile-compact .m-warning .ui-icon,
  body.mobile-compact .android-alert .ui-icon {
    color: #F97316 !important;
  }

  body.mobile-compact .mobile-tabbar,
  body[data-page="home"].mobile-compact .mobile-tabbar {
    border-top: 0 !important;
    background: rgba(255, 255, 255, .91) !important;
    box-shadow: 0 -14px 32px rgba(15, 23, 42, .075), inset 0 1px 0 rgba(255, 255, 255, .76) !important;
    backdrop-filter: blur(20px) saturate(1.08) !important;
  }

  body.mobile-compact .mobile-tabbar a.is-active,
  body[data-page="home"].mobile-compact .mobile-tabbar a.is-active {
    background: transparent !important;
    color: #1677ff !important;
  }

  body.mobile-compact .mobile-tabbar a.is-active span,
  body[data-page="home"].mobile-compact .mobile-tabbar a.is-active span {
    background: rgba(22, 119, 255, .1) !important;
    box-shadow: var(--app-inset) !important;
  }

  body.mobile-compact .home-platform-card b,
  body.mobile-compact .home-quick-card__arrow,
  body.mobile-compact .section-title em,
  body.mobile-compact .m-section-title em {
    color: #64748B !important;
  }
}

/* Product polish pass v2: make mobile sections read as integrated app surfaces. */
@media (max-width: 768px) {
  :root {
    --app-sheet: rgba(255, 255, 255, .82);
    --app-cell: rgba(248, 251, 255, .74);
    --app-cell-strong: rgba(255, 255, 255, .92);
    --app-stroke: rgba(214, 224, 236, .58);
    --app-stroke-soft: rgba(226, 232, 240, .5);
    --app-shadow-sheet: 0 10px 28px rgba(15, 23, 42, .045);
    --app-shadow-control: inset 0 1px 0 rgba(255, 255, 255, .75), 0 2px 7px rgba(15, 23, 42, .026);
    --app-radius-outer: 20px;
    --app-radius-inner: 14px;
    --app-blue: #1769e8;
    --app-text: #142033;
    --app-muted: #64748b;
  }

  body.mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    gap: 14px !important;
  }

  body.mobile-compact .m-section-title,
  body.mobile-compact .home-section-head {
    margin-bottom: 10px !important;
  }

  body.mobile-compact .m-section-title > span,
  body.mobile-compact .home-section-head > span {
    width: 24px !important;
    height: 24px !important;
    border: 0 !important;
    border-radius: 8px !important;
    background: rgba(23, 105, 232, .1) !important;
    box-shadow: none !important;
    color: var(--app-blue) !important;
  }

  body.mobile-compact .m-section-title h2,
  body.mobile-compact .home-section-head h2,
  body.mobile-compact .android-section-head h2 {
    color: var(--app-text) !important;
    letter-spacing: 0 !important;
  }

  body.mobile-compact .home-block,
  body.mobile-compact .android-panel,
  body.mobile-compact .ios-panel,
  body.mobile-compact .faq-panel,
  body.mobile-compact .guide-page-head,
  body.mobile-compact .guide-help-card,
  body.mobile-compact .video-contact,
  body.mobile-compact .video-warning,
  body.mobile-compact .system-hero {
    border: 1px solid var(--app-stroke) !important;
    border-radius: var(--app-radius-outer) !important;
    background: linear-gradient(180deg, rgba(255, 255, 255, .93), var(--app-sheet)) !important;
    box-shadow: var(--app-shadow-sheet) !important;
    overflow: hidden !important;
  }

  body.mobile-compact .home-block {
    padding: 12px !important;
  }

  body.mobile-compact .home-block .home-platform-card,
  body.mobile-compact .home-block .home-action-card,
  body.mobile-compact .home-block .home-quick-card,
  body.mobile-compact .android-method-card,
  body.mobile-compact .android-step-card,
  body.mobile-compact .android-tip-card,
  body.mobile-compact .ios-notice-card,
  body.mobile-compact .faq-item,
  body.mobile-compact .guide-card,
  body.mobile-compact .video-main-card,
  body.mobile-compact .video-category-card,
  body.mobile-compact .m-download-row,
  body.mobile-compact .m-warning {
    border: 1px solid var(--app-stroke-soft) !important;
    border-radius: var(--app-radius-inner) !important;
    background: var(--app-cell) !important;
    box-shadow: none !important;
  }

  body.mobile-compact .home-platform-card--android,
  body.mobile-compact .home-platform-card--ios,
  body.mobile-compact .home-action-card--green,
  body.mobile-compact .home-action-card--orange,
  body.mobile-compact .home-action-card--purple,
  body.mobile-compact .android-tip-card--green,
  body.mobile-compact .android-tip-card--orange,
  body.mobile-compact .ios-notice-card--green,
  body.mobile-compact .ios-notice-card--orange,
  body.mobile-compact .ios-notice-card--purple {
    border-color: var(--app-stroke-soft) !important;
    background: var(--app-cell) !important;
  }

  body.mobile-compact .m-notice,
  body[data-page="home"].mobile-compact .home-notice {
    grid-template-columns: 38px minmax(0, 1fr) auto !important;
    gap: 3px 10px !important;
    min-height: 0 !important;
    padding: 13px 14px !important;
    border-color: rgba(226, 232, 240, .58) !important;
    border-radius: var(--app-radius-outer) !important;
    background: linear-gradient(180deg, rgba(255, 255, 255, .95), rgba(255, 255, 255, .84)) !important;
    box-shadow: var(--app-shadow-sheet) !important;
  }

  body.mobile-compact .m-notice__icon {
    grid-row: 1 / 3 !important;
    width: 38px !important;
    height: 38px !important;
    border: 0 !important;
    border-radius: 12px !important;
    background: rgba(249, 115, 22, .1) !important;
    color: #e96514 !important;
    box-shadow: var(--app-shadow-control) !important;
  }

  body.mobile-compact .m-notice__icon .ui-icon {
    width: 25px !important;
    height: 25px !important;
  }

  body.mobile-compact .m-notice h2 {
    grid-column: 2 !important;
    margin: 0 !important;
    color: var(--app-text) !important;
    font-size: 16px !important;
    line-height: 1.2 !important;
  }

  body.mobile-compact .m-notice p {
    grid-column: 2 !important;
    color: #475569 !important;
    font-size: 12px !important;
    line-height: 1.45 !important;
  }

  body.mobile-compact .m-notice__copy {
    grid-column: 3 !important;
    grid-row: 1 / 3 !important;
    min-width: 58px !important;
    border-color: transparent !important;
    background: rgba(249, 115, 22, .09) !important;
    color: #e96514 !important;
  }

  body.mobile-compact .home-platform-card {
    min-height: 82px !important;
    padding: 12px !important;
  }

  body.mobile-compact .home-platform-card__icon,
  body.mobile-compact .home-action-card__icon,
  body.mobile-compact .home-quick-card__icon,
  body.mobile-compact .home-reminder__icon,
  body.mobile-compact .android-hero__icon,
  body.mobile-compact .method-q > span,
  body.mobile-compact .android-tip-card > span,
  body.mobile-compact .ios-hero__apple,
  body.mobile-compact .ios-step__icon,
  body.mobile-compact .ios-notice-card > span,
  body.mobile-compact .guide-page-head__icon,
  body.mobile-compact .guide-help-card__head,
  body.mobile-compact .video-hero__play,
  body.mobile-compact .video-category-card__icon,
  body.mobile-compact .video-contact__head > span,
  body.mobile-compact .system-hero__icon {
    border-color: transparent !important;
    border-radius: 12px !important;
    background: var(--tone-bg, rgba(23, 105, 232, .09)) !important;
    box-shadow: var(--app-shadow-control) !important;
    color: var(--tone, var(--app-blue)) !important;
  }

  body.mobile-compact .home-platform-card__body span,
  body.mobile-compact .guide-card__tag,
  body.mobile-compact .video-card-meta span,
  body.mobile-compact .rate-tag,
  body.mobile-compact .benefit,
  body.mobile-compact .case-tag {
    background: rgba(23, 105, 232, .08) !important;
    color: var(--app-blue) !important;
    box-shadow: none !important;
  }

  body.mobile-compact .home-action-card__button .btn,
  body.mobile-compact .home-action-card__button a,
  body.mobile-compact .home-action-card__button button,
  body.mobile-compact .btn,
  body.mobile-compact .guide-card__btn,
  body.mobile-compact .video-category-card__btn,
  body.mobile-compact .home-reminder button {
    border-color: transparent !important;
    background: rgba(23, 105, 232, .085) !important;
    box-shadow: var(--app-shadow-control) !important;
    color: var(--tone, var(--app-blue)) !important;
  }

  body.mobile-compact .btn--primary,
  body.mobile-compact .btn--purple {
    background: linear-gradient(145deg, #2378ee, #0f60d7) !important;
    color: #fff !important;
  }

  body.mobile-compact .android-hero,
  body.mobile-compact .ios-hero,
  body.mobile-compact .home-reminder {
    border-color: var(--app-stroke) !important;
    background: linear-gradient(180deg, rgba(255, 255, 255, .96), rgba(255, 255, 255, .86)) !important;
    box-shadow: var(--app-shadow-sheet) !important;
  }

  body.mobile-compact .android-download-box,
  body.mobile-compact .android-alert,
  body.mobile-compact .m-download-row,
  body.mobile-compact .m-warning {
    border-color: var(--app-stroke-soft) !important;
    background: rgba(248, 251, 255, .7) !important;
  }

  body.mobile-compact .android-method-grid,
  body.mobile-compact .faq-list {
    gap: 8px !important;
  }

  body.mobile-compact .android-method-card {
    background: #fff !important;
    padding: 14px !important;
  }

  body.mobile-compact .android-method-card ol {
    grid-template-columns: 1fr !important;
    gap: 10px !important;
    padding: 0 !important;
  }

  body.mobile-compact .android-method-card li p {
    font-size: 13px !important;
    line-height: 1.65 !important;
  }

  body.mobile-compact .android-step-flow {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
    margin: 0 !important;
    padding: 0 !important;
    overflow: visible !important;
    scroll-snap-type: none !important;
  }

  body.mobile-compact .android-step-card {
    flex: none !important;
    width: auto !important;
    scroll-snap-align: none !important;
  }

  body.mobile-compact .android-step-card__media,
  body.mobile-compact .android-step-card button {
    height: auto !important;
    border-color: var(--app-stroke-soft) !important;
    background: rgba(255, 255, 255, .72) !important;
  }

  body.mobile-compact .android-step-card img {
    max-height: 280px !important;
    object-fit: contain !important;
  }

  body.mobile-compact .android-tip-grid,
  body.mobile-compact .ios-notice-grid {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }

  body.mobile-compact .android-tip-card,
  body.mobile-compact .ios-notice-card {
    min-height: 0 !important;
    padding: 12px !important;
  }

  body.mobile-compact .faq-item {
    overflow: hidden !important;
  }

  body.mobile-compact .faq-answer {
    background: rgba(255, 255, 255, .62) !important;
  }

  body.mobile-compact .guide-grid {
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }

  body.mobile-compact .guide-card {
    grid-template-columns: 112px minmax(0, 1fr) !important;
    align-items: center !important;
    min-height: 116px !important;
  }

  body.mobile-compact .guide-card__thumb {
    height: 92px !important;
    margin: 10px 0 10px 10px !important;
  }

  body.mobile-compact .guide-card__body {
    min-width: 0 !important;
    padding: 10px !important;
  }

  body.mobile-compact .guide-card p {
    min-height: 0 !important;
    -webkit-line-clamp: 2 !important;
  }

  body.mobile-compact .guide-card__btn {
    justify-self: start !important;
    min-width: 86px !important;
  }

  body[data-page="guide"].mobile-compact .guide-grid,
  body[data-page="image"].mobile-compact .guide-grid {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 8px !important;
  }

  body[data-page="guide"].mobile-compact .guide-card,
  body[data-page="image"].mobile-compact .guide-card {
    display: grid !important;
    grid-template-columns: 112px minmax(0, 1fr) !important;
    align-items: center !important;
    min-height: 116px !important;
    border-color: var(--app-stroke-soft) !important;
    background: var(--app-cell) !important;
    box-shadow: none !important;
  }

  body[data-page="guide"].mobile-compact .guide-card__thumb,
  body[data-page="image"].mobile-compact .guide-card__thumb {
    width: auto !important;
    height: 92px !important;
    min-height: 0 !important;
    margin: 10px 0 10px 10px !important;
  }

  body[data-page="guide"].mobile-compact .guide-card__body,
  body[data-page="image"].mobile-compact .guide-card__body {
    min-width: 0 !important;
    padding: 10px !important;
    background: transparent !important;
  }

  body[data-page="guide"].mobile-compact .guide-card__body p,
  body[data-page="image"].mobile-compact .guide-card__body p {
    min-height: 0 !important;
    -webkit-line-clamp: 2 !important;
  }

  body[data-page="guide"].mobile-compact .guide-card__body a,
  body[data-page="image"].mobile-compact .guide-card__body a,
  body[data-page="guide"].mobile-compact .guide-card__btn,
  body[data-page="image"].mobile-compact .guide-card__btn {
    justify-self: start !important;
    min-width: 86px !important;
  }

  body.mobile-compact .mobile-tabbar,
  body[data-page="home"].mobile-compact .mobile-tabbar {
    background: rgba(255, 255, 255, .9) !important;
    box-shadow: 0 -10px 28px rgba(15, 23, 42, .06), inset 0 1px 0 rgba(255, 255, 255, .72) !important;
  }
}

@media (max-width: 1280px) {
  .android-content-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .android-hero {
    grid-template-columns: 1fr !important;
    min-height: auto;
    margin-bottom: 12px;
    padding: 16px;
    border-radius: 16px;
  }
  .android-hero__visual {
    display: none !important;
  }
  .android-hero__head {
    align-items: flex-start;
    gap: 12px;
  }
  .android-hero__icon {
    width: 52px;
    height: 52px;
    border-radius: 14px;
  }
  .android-hero__icon .ui-icon {
    width: 34px;
    height: 34px;
  }
  .android-hero h1 {
    font-size: 24px;
  }
  .android-hero p {
    font-size: 13px;
  }
  .android-hero__actions {
    grid-template-columns: 1fr !important;
    gap: 10px;
  }
  .android-download-box {
    grid-template-columns: 1fr;
    padding: 12px;
  }
  .android-alert {
    width: 100%;
    max-width: none;
    align-items: flex-start;
    font-size: 13px;
  }
  .android-content-grid,
  .android-content-grid > div {
    grid-template-columns: 1fr !important;
    gap: 12px;
  }
  .android-panel {
    padding: 14px;
    border-radius: 16px;
  }
  .android-panel h2,
  .android-section-head h2 {
    font-size: 20px;
  }
  .android-method-grid,
  .android-tip-grid {
    grid-template-columns: 1fr;
  }
  .android-method-card,
  .android-tip-card {
    padding: 14px;
  }
  .android-section-head {
    display: grid;
    gap: 8px;
  }
  .android-section-head a {
    justify-self: start;
  }
  .android-step-flow {
    grid-template-columns: 1fr;
    gap: 12px;
  }
  .android-step-arrow {
    display: none;
  }
  .android-step-card__media,
  .android-step-card button {
    height: auto;
  }
  .android-step-card img {
    max-height: 320px;
    object-fit: contain;
  }
  .android-bottom-actions {
    grid-template-columns: 1fr;
    gap: 10px;
    margin-top: 12px;
    padding: 8px;
  }
  .android-action {
    min-height: 62px;
    padding: 10px 14px;
  }
}

body[data-page="android"] .android-hero {
  grid-template-columns: minmax(0, 1fr) 300px;
}

body[data-page="android"] .android-hero__icon--mascot img {
  display: block;
  width: 44px;
  height: 44px;
  object-fit: contain;
}

body[data-page="android"] .android-hero__visual {
  display: grid;
}

body[data-page="android"] .android-hero__bot {
  padding: 0;
  overflow: visible;
  background: transparent;
  box-shadow: none;
}

body[data-page="android"] .android-hero__bot-img {
  display: block;
  width: 190px;
  height: 190px;
  object-fit: contain;
  filter: drop-shadow(0 22px 28px rgba(22, 119, 255, .28));
}

body[data-page="android"] .android-content-grid {
  display: grid;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr);
  gap: 16px;
  align-items: start;
}

body[data-page="android"] .android-content-grid > div {
  display: grid;
  gap: 16px;
}

body[data-page="android"] .android-step-flow {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}

body[data-page="android"] .android-step-card {
  position: relative;
}

body[data-page="android"] .android-step-card:not(:last-child)::after {
  content: "›";
  position: absolute;
  top: 50%;
  right: -15px;
  z-index: 2;
  color: var(--primary);
  font-size: 38px;
  line-height: 1;
  font-weight: 900;
  transform: translateY(-50%);
}

body[data-page="android"] .android-step-card__media,
body[data-page="android"] .android-step-card button {
  height: 132px;
}

body[data-page="android"] .android-step-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

body[data-page="android"] .android-bottom-actions {
  display: grid;
  grid-template-columns: 1.25fr repeat(3, 1fr);
  gap: 16px;
  margin-top: 16px;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  box-shadow: var(--shadow);
}

body[data-page="android"] .android-action {
  display: grid;
  grid-template-columns: auto 1fr;
  grid-template-areas: "icon title" "icon sub";
  gap: 0 12px;
  align-items: center;
  min-height: 70px;
  padding: 10px 18px;
  border: 1px solid #BBD7FF;
  border-radius: 12px;
  background: #fff;
  color: var(--primary);
  font: inherit;
  text-align: left;
  text-decoration: none;
  cursor: pointer;
}

body[data-page="android"] .android-action--primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
  box-shadow: 0 8px 18px rgba(22,119,255,.2);
}

body[data-page="android"] .android-action span {
  grid-area: icon;
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
}

body[data-page="android"] .android-action span .ui-icon {
  width: 30px;
  height: 30px;
}

body[data-page="android"] .android-action strong {
  grid-area: title;
  font-size: 16px;
  line-height: 1.2;
}

body[data-page="android"] .android-action small {
  grid-area: sub;
  color: currentColor;
  opacity: .75;
}

.resource-center {
  margin-top: 18px;
  padding: 22px;
  border: 1px solid #D8E6FF;
  border-radius: 18px;
  background: linear-gradient(180deg, #FFFFFF 0%, #F8FBFF 100%);
  box-shadow: var(--shadow);
}

.resource-center__head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 16px;
}

.resource-center__head > div {
  display: flex;
  align-items: center;
  gap: 12px;
  min-width: 0;
}

.resource-center__head span {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  flex: 0 0 auto;
  border-radius: 14px;
  background: #F1F7FF;
  color: var(--primary);
}

.resource-center__head span .ui-icon {
  width: 24px;
  height: 24px;
}

.resource-center h2 {
  margin: 0 0 3px;
  color: var(--title);
  font-size: 22px;
  line-height: 1.2;
}

.resource-center p {
  margin: 0;
  color: #64748B;
}

.resource-center__head small {
  flex: 0 0 auto;
  padding: 5px 10px;
  border-radius: 999px;
  background: #F1F7FF;
  color: var(--primary);
  font-weight: 800;
}

.resource-center__grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.resource-card {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  min-height: 78px;
  padding: 14px;
  border: 1px solid #E5EAF3;
  border-radius: 14px;
  background: #FFFFFF;
  color: inherit;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}

.resource-card:hover {
  border-color: #BBD7FF;
  box-shadow: 0 8px 20px rgba(15, 23, 42, .06);
  transform: translateY(-1px);
}

.resource-card__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}

.resource-card__icon .ui-icon {
  width: 23px;
  height: 23px;
}

.resource-card__body {
  display: grid;
  min-width: 0;
}

.resource-card strong {
  overflow: hidden;
  color: var(--title);
  font-size: 15px;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.resource-card em {
  display: -webkit-box;
  margin-top: 4px;
  overflow: hidden;
  color: #64748B;
  font-size: 12px;
  line-height: 1.45;
  font-style: normal;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
}

.resource-card b {
  align-self: start;
  padding: 3px 7px;
  border-radius: 999px;
  background: #F8FAFC;
  color: #64748B;
  font-size: 11px;
  line-height: 1;
}

@media (max-width: 1280px) {
  body[data-page="android"] .android-content-grid {
    grid-template-columns: 1fr;
  }
  .resource-center__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 1024px) {
  body[data-page="android"] .android-hero {
    grid-template-columns: 1fr;
  }
  body[data-page="android"] .android-hero__visual {
    display: none;
  }
}

@media (max-width: 768px) {
  body[data-page="android"] .android-hero {
    grid-template-columns: 1fr !important;
  }
  body[data-page="android"] .android-hero__actions,
  body[data-page="android"] .android-download-box,
  body[data-page="android"] .android-content-grid,
  body[data-page="android"] .android-content-grid > div,
  body[data-page="android"] .android-method-grid,
  body[data-page="android"] .android-tip-grid,
  body[data-page="android"] .android-step-flow,
  body[data-page="android"] .android-bottom-actions {
    grid-template-columns: 1fr !important;
  }
  body[data-page="android"] .android-step-card:not(:last-child)::after {
    display: none;
  }
  body[data-page="android"] .android-step-card__media,
  body[data-page="android"] .android-step-card button {
    height: auto;
  }
  body[data-page="android"] .android-step-card img {
    height: auto;
    max-height: 280px;
    object-fit: contain;
  }
  .resource-center {
    margin-top: 12px;
    padding: 14px;
    border-radius: 14px;
    box-shadow: 0 4px 16px rgba(15,23,42,.04);
  }
  .resource-center__head {
    align-items: flex-start;
    margin-bottom: 12px;
  }
  .resource-center__head > div {
    align-items: flex-start;
  }
  .resource-center__head span {
    width: 36px;
    height: 36px;
    border-radius: 11px;
  }
  .resource-center h2 {
    font-size: 18px;
  }
  .resource-center p {
    font-size: 12px;
    line-height: 1.5;
  }
  .resource-center__head small {
    display: none;
  }
  .resource-center__grid {
    grid-template-columns: 1fr;
    gap: 8px;
  }
  .resource-card {
    min-height: 64px;
    padding: 10px;
    border-radius: 12px;
  }
  .resource-card strong {
    font-size: 14px;
  }
  .resource-card em {
    font-size: 12px;
    -webkit-line-clamp: 1;
  }
}

/* Unified SaaS Help Center Polish v4 */
:root {
  --u-primary: #1677FF;
  --u-primary-hover: #4096FF;
  --u-bg: #F5F7FA;
  --u-card: #FFFFFF;
  --u-title: #0F172A;
  --u-text: #475569;
  --u-muted: #94A3B8;
  --u-border: #E5EAF3;
  --u-success: #22C55E;
  --u-warning: #FF7A1A;
  --u-danger: #EF4444;
  --u-purple: #7C3AED;
  --u-shadow: 0 2px 10px rgba(15, 23, 42, .04);
  --u-shadow-hover: 0 8px 24px rgba(15, 23, 42, .08);
}

body.mobile-compact {
  background: var(--u-bg) !important;
  color: var(--u-text) !important;
}

body.mobile-compact[data-page="home"] .content,
body[data-page="home"].mobile-compact .content {
  width: min(100%, 1180px) !important;
  margin: 0 auto !important;
  padding: 16px 16px 92px !important;
}

body.mobile-compact .card,
body.mobile-compact .m-panel,
body.mobile-compact .m-notice,
body.mobile-compact .home-block,
body.mobile-compact .android-panel,
body.mobile-compact .ios-panel,
body.mobile-compact .video-main-card,
body.mobile-compact .video-contact,
body.mobile-compact .video-warning,
body.mobile-compact .guide-page-head,
body.mobile-compact .guide-help-card,
body.mobile-compact .faq-panel,
body.mobile-compact .system-hero,
body.mobile-compact .resource-center,
body.mobile-compact .changelog-card {
  border: 1px solid var(--u-border) !important;
  border-radius: 16px !important;
  background: var(--u-card) !important;
  box-shadow: var(--u-shadow) !important;
}

body.mobile-compact h1,
body.mobile-compact h2,
body.mobile-compact h3,
body.mobile-compact strong {
  color: var(--u-title) !important;
}

body.mobile-compact p,
body.mobile-compact em,
body.mobile-compact small {
  color: var(--u-text) !important;
}

body.mobile-compact .btn,
body.mobile-compact button,
body.mobile-compact a {
  transition: background .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease, transform .16s ease !important;
}

body.mobile-compact .btn {
  min-height: 38px !important;
  border-radius: 10px !important;
  font-size: 13px !important;
  font-weight: 800 !important;
  box-shadow: none !important;
}

body.mobile-compact .btn--primary,
body.mobile-compact .android-action--primary {
  border-color: var(--u-primary) !important;
  background: var(--u-primary) !important;
  color: #fff !important;
}

body.mobile-compact .btn--primary:hover,
body.mobile-compact .android-action--primary:hover {
  background: var(--u-primary-hover) !important;
  box-shadow: var(--u-shadow-hover) !important;
}

body.mobile-compact .btn--outline,
body.mobile-compact .btn--ghost,
body.mobile-compact .android-action,
body.mobile-compact .guide-card__btn {
  border: 1px solid #BBD7FF !important;
  background: #fff !important;
  color: var(--u-primary) !important;
}

body.mobile-compact .btn--purple {
  border-color: var(--u-purple) !important;
  background: var(--u-purple) !important;
  color: #fff !important;
}

body.mobile-compact .m-section-title,
body.mobile-compact .home-section-head,
body.mobile-compact .android-section-head,
body.mobile-compact .resource-center__head {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin-bottom: 12px !important;
}

body.mobile-compact .m-section-title > span,
body.mobile-compact .home-section-head > span,
body.mobile-compact .resource-center__head > div > span,
body.mobile-compact .system-hero__icon,
body.mobile-compact .guide-page-head__icon,
body.mobile-compact .video-category-card__icon,
body.mobile-compact .home-action-card__icon,
body.mobile-compact .home-quick-card__icon,
body.mobile-compact .ios-hero__apple,
body.mobile-compact .ios-notice-card > span,
body.mobile-compact .android-tip-card > span,
body.mobile-compact .resource-card__icon {
  display: grid !important;
  place-items: center !important;
  width: 36px !important;
  height: 36px !important;
  flex: 0 0 36px !important;
  border-radius: 12px !important;
  background: #F1F7FF !important;
  color: var(--u-primary) !important;
  box-shadow: none !important;
}

body.mobile-compact .ui-icon {
  width: 20px !important;
  height: 20px !important;
  stroke-width: 2 !important;
}

body.mobile-compact .home-platform-card,
body.mobile-compact .home-action-card,
body.mobile-compact .home-quick-card,
body.mobile-compact .android-method-card,
body.mobile-compact .android-step-card,
body.mobile-compact .android-tip-card,
body.mobile-compact .ios-notice-card,
body.mobile-compact .guide-card,
body.mobile-compact .video-category-card,
body.mobile-compact .resource-card,
body.mobile-compact .faq-item {
  border: 1px solid var(--u-border) !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body.mobile-compact .home-platform-card:hover,
body.mobile-compact .home-action-card:hover,
body.mobile-compact .home-quick-card:hover,
body.mobile-compact .guide-card:hover,
body.mobile-compact .video-category-card:hover,
body.mobile-compact .resource-card:hover {
  border-color: #BBD7FF !important;
  box-shadow: var(--u-shadow-hover) !important;
  transform: translateY(-1px) !important;
}

body.mobile-compact .android-hero,
body.mobile-compact .ios-hero {
  display: grid !important;
  min-height: auto !important;
  padding: 16px !important;
  overflow: hidden !important;
  background: #fff !important;
}

body.mobile-compact .android-hero__visual,
body.mobile-compact .ios-hero__visual,
body.mobile-compact .android-hero__halo,
body.mobile-compact .android-hero__chip {
  display: none !important;
}

body.mobile-compact .android-hero__head,
body.mobile-compact .ios-hero__title,
body.mobile-compact .system-hero,
body.mobile-compact .guide-page-head__left {
  display: grid !important;
  grid-template-columns: 42px minmax(0, 1fr) !important;
  gap: 12px !important;
  align-items: center !important;
}

body.mobile-compact .android-hero h1,
body.mobile-compact .ios-hero h1,
body.mobile-compact .system-hero h1,
body.mobile-compact .guide-page-head h1,
body.mobile-compact .page-title h1,
body.mobile-compact .video-page-title h1 {
  margin: 0 0 6px !important;
  font-size: 24px !important;
  line-height: 1.2 !important;
  font-weight: 800 !important;
}

body.mobile-compact .android-hero p,
body.mobile-compact .ios-hero p,
body.mobile-compact .system-hero p,
body.mobile-compact .guide-page-head p,
body.mobile-compact .page-title p,
body.mobile-compact .video-page-title p {
  margin: 0 !important;
  font-size: 13px !important;
  line-height: 1.55 !important;
}

body.mobile-compact .android-hero__actions,
body.mobile-compact .ios-hero__actions,
body.mobile-compact .home-action-grid,
body.mobile-compact .home-quick-grid,
body.mobile-compact .android-method-grid,
body.mobile-compact .android-tip-grid,
body.mobile-compact .ios-notice-grid,
body.mobile-compact .resource-center__grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 10px !important;
}

body.mobile-compact .m-download-row,
body.mobile-compact .m-warning,
body.mobile-compact .android-download-box,
body.mobile-compact .android-alert {
  border: 1px solid var(--u-border) !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: var(--u-shadow) !important;
}

body.mobile-compact .m-warning,
body.mobile-compact .android-alert,
body.mobile-compact .video-warning {
  border-color: #FED7AA !important;
  background: #FFF7ED !important;
  color: #C2410C !important;
}

body.mobile-compact .faq-q {
  min-height: 50px !important;
  padding: 12px 14px !important;
  border: 0 !important;
  background: #fff !important;
}

body.mobile-compact .faq-q__num {
  background: #F1F7FF !important;
  color: var(--u-primary) !important;
}

body.mobile-compact .faq-a p {
  background: #F8FBFF !important;
  border: 1px solid #D8E6FF !important;
  color: var(--u-text) !important;
}

body.mobile-compact .video-player {
  display: grid !important;
  grid-template-columns: 120px minmax(0, 1fr) !important;
  gap: 14px !important;
  align-items: center !important;
  padding: 12px !important;
  border: 1px solid var(--u-border) !important;
  border-radius: 14px !important;
  background: #F8FBFF !important;
}

body.mobile-compact .video-player__screen {
  display: grid !important;
  place-items: center !important;
  aspect-ratio: 16 / 10 !important;
  border-radius: 12px !important;
  background: linear-gradient(135deg, #EAF3FF, #FFFFFF) !important;
  color: var(--u-primary) !important;
}

body.mobile-compact .video-player__meta h2 {
  margin: 0 0 5px !important;
  font-size: 17px !important;
}

body.mobile-compact .video-player__meta p {
  margin: 0 0 6px !important;
  font-size: 13px !important;
  line-height: 1.45 !important;
}

body.mobile-compact .video-notes {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
  margin: 12px 0 !important;
}

body.mobile-compact .video-notes p {
  display: flex !important;
  gap: 6px !important;
  margin: 0 !important;
  padding: 8px 10px !important;
  border-radius: 10px !important;
  background: #F8FAFC !important;
  font-size: 12px !important;
  line-height: 1.35 !important;
}

body.mobile-compact .video-category-card {
  cursor: pointer !important;
}

body.mobile-compact .video-category-card.is-active {
  border-color: var(--u-primary) !important;
  background: #F8FBFF !important;
}

body.mobile-compact .video-category-card__btn {
  display: grid !important;
  place-items: center !important;
  width: 30px !important;
  height: 30px !important;
  border-radius: 999px !important;
  background: #F1F7FF !important;
  color: var(--u-primary) !important;
}

body.mobile-compact .changelog-timeline {
  display: grid !important;
  gap: 12px !important;
}

body.mobile-compact .changelog-card {
  padding: 14px !important;
}

body.mobile-compact .changelog-card__head {
  display: flex !important;
  align-items: flex-start !important;
  justify-content: space-between !important;
  gap: 12px !important;
  margin-bottom: 10px !important;
}

body.mobile-compact .changelog-card__head strong {
  display: block !important;
  font-size: 18px !important;
}

body.mobile-compact .changelog-card__head time {
  color: var(--u-muted) !important;
  font-size: 12px !important;
}

body.mobile-compact .changelog-card__head span {
  padding: 3px 8px !important;
  border-radius: 999px !important;
  background: #EAF3FF !important;
  color: var(--u-primary) !important;
  font-size: 12px !important;
  font-weight: 800 !important;
}

body.mobile-compact .changelog-card ul {
  display: grid !important;
  gap: 8px !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}

body.mobile-compact .changelog-card li {
  display: flex !important;
  gap: 8px !important;
  align-items: flex-start !important;
}

body.mobile-compact .changelog-card li .ui-icon {
  color: var(--u-success) !important;
}

body.mobile-compact .changelog-card li p {
  margin: 0 !important;
  font-size: 13px !important;
}

@media (max-width: 768px) {
  body.mobile-compact .content,
  body[data-page="home"].mobile-compact .content {
    max-width: 430px !important;
    padding: 12px 14px calc(86px + env(safe-area-inset-bottom)) !important;
  }

  body.mobile-compact[data-page="android"] .content,
  body.mobile-compact[data-page="android"] #pageContent,
  body.mobile-compact[data-page="ios"] .content,
  body.mobile-compact[data-page="ios"] #pageContent,
  body.mobile-compact[data-page="video"] .content,
  body.mobile-compact[data-page="video"] #pageContent,
  body.mobile-compact[data-page="guide"] .content,
  body.mobile-compact[data-page="guide"] #pageContent,
  body.mobile-compact[data-page="faq"] .content,
  body.mobile-compact[data-page="faq"] #pageContent,
  body.mobile-compact[data-page="changelog"] .content,
  body.mobile-compact[data-page="changelog"] #pageContent,
  body.mobile-compact[data-page="mine"] .content,
  body.mobile-compact[data-page="mine"] #pageContent,
  body.mobile-compact[data-page="me"] .content,
  body.mobile-compact[data-page="me"] #pageContent,
  body.mobile-compact[data-page="newbieGuide"] .content,
  body.mobile-compact[data-page="newbieGuide"] #pageContent {
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    padding: 0 0 calc(62px + env(safe-area-inset-bottom)) !important;
  }

  body.mobile-compact .mobile-tabbar,
  body[data-page="home"].mobile-compact .mobile-tabbar {
    grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
    width: min(100%, 480px) !important;
    max-width: 480px !important;
    margin-left: auto !important;
    margin-right: auto !important;
    height: calc(68px + env(safe-area-inset-bottom)) !important;
    padding: 7px 6px calc(7px + env(safe-area-inset-bottom)) !important;
    border-radius: 18px 18px 0 0 !important;
    background: rgba(255, 255, 255, .96) !important;
  }

  body.mobile-compact .mobile-tabbar span,
  body[data-page="home"].mobile-compact .mobile-tabbar span {
    width: 32px !important;
    height: 28px !important;
  }

  body.mobile-compact .mobile-tabbar strong,
  body[data-page="home"].mobile-compact .mobile-tabbar strong {
    font-size: 11px !important;
  }

  body.mobile-compact .home-platform-grid,
  body.mobile-compact .android-content-grid,
  body.mobile-compact .guide-layout,
  body.mobile-compact .faq-help-layout {
    display: grid !important;
    grid-template-columns: 1fr !important;
    gap: 12px !important;
  }

  body.mobile-compact .android-hero__actions,
  body.mobile-compact .ios-hero__actions,
  body.mobile-compact .home-action-grid,
  body.mobile-compact .home-quick-grid,
  body.mobile-compact .android-method-grid,
  body.mobile-compact .android-tip-grid,
  body.mobile-compact .ios-notice-grid,
  body.mobile-compact .resource-center__grid,
  body.mobile-compact .video-notes {
    grid-template-columns: 1fr !important;
  }

  body.mobile-compact .video-player {
    grid-template-columns: 1fr !important;
  }
}

/* Unified SaaS Help Center v5 — whole-site component system */
.page-hero,
.page-hero--compact {
  margin-bottom: var(--space-block);
}
.page-hero h1,
.page-hero--compact h1 {
  margin: 0 0 6px;
  color: var(--title);
  font-size: 26px;
  font-weight: 800;
  line-height: 1.2;
}
.page-hero p,
.page-hero--compact p {
  margin: 0;
  color: var(--text);
  font-size: 14px;
  line-height: 1.55;
}

.u-tag {
  display: inline-flex;
  align-items: center;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
  line-height: 1.4;
  white-space: nowrap;
}
.u-tag--blue { background: #EAF3FF; color: var(--primary); }
.u-tag--purple { background: var(--purple-bg); color: var(--purple); }
.u-tag--green { background: var(--green-bg); color: #15803D; }
.u-tag--orange { background: var(--orange-bg); color: #C2410C; }

.u-text-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--primary);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}
.u-text-link:hover { color: var(--primary-hover); }

.mobile-top-action {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  height: 34px;
  padding: 0 8px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--title);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
  white-space: nowrap;
}

.mobile-top-action .ui-icon {
  width: 18px;
  height: 18px;
  flex: 0 0 18px;
}

/* Home — compact notice & platform cards */
.home-page { display: grid; gap: var(--space-block); }
.home-block { display: grid; gap: 10px; }

.m-notice,
.home-notice {
  display: grid;
  gap: 10px;
  padding: 12px 14px;
  border: 1px solid #FED7AA;
  border-radius: var(--radius-md);
  background: var(--orange-bg);
  box-shadow: var(--shadow);
}
.m-notice__main {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}
.m-notice__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #fff;
  color: var(--orange);
}
.m-notice h2 {
  margin: 0 0 4px;
  font-size: 16px;
  font-weight: 700;
  color: var(--title);
}
.m-notice p { margin: 0; font-size: 13px; line-height: 1.5; color: var(--text); }
.m-notice__sub { margin-top: 2px !important; color: var(--muted) !important; font-size: 12px !important; }
.m-notice__actions { display: flex; flex-wrap: wrap; gap: 8px; }

.home-platform-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.home-platform-card {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  min-height: 0;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease, transform .16s ease;
}
.home-platform-card:hover {
  border-color: #BBD7FF;
  box-shadow: var(--shadow-hover);
  transform: translateY(-1px);
}
.home-platform-card__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.home-platform-card--ios .home-platform-card__icon {
  background: var(--purple-bg);
  color: var(--purple);
}
.home-platform-card__icon--mascot { background: #F1F7FF; padding: 4px; }
.home-platform-card__icon--mascot .brand-icon--android { width: 32px; height: 32px; object-fit: contain; }
.home-platform-card__title-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 2px;
}
.home-platform-card h3 {
  margin: 0;
  font-size: 16px;
  font-weight: 700;
  color: var(--title);
}
.home-platform-card p {
  margin: 0;
  font-size: 12px;
  line-height: 1.45;
  color: var(--muted);
}
.home-platform-card__arrow {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #F8FAFC;
  color: var(--muted);
}

.home-action-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}
.home-action-card {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 8px 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  box-shadow: var(--shadow);
}
.home-action-card__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.home-action-card--green .home-action-card__icon { background: var(--green-bg); color: #15803D; }
.home-action-card--orange .home-action-card__icon { background: var(--orange-bg); color: var(--orange); }
.home-action-card--purple .home-action-card__icon { background: var(--purple-bg); color: var(--purple); }
.home-action-card__body h3 { margin: 0 0 2px; font-size: 14px; font-weight: 700; color: var(--title); }
.home-action-card__body p { margin: 0; font-size: 12px; line-height: 1.4; color: var(--muted); }
.home-action-card__button { grid-column: 1 / -1; }

.home-quick-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}
.home-quick-card {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: var(--card);
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.home-quick-card:hover { border-color: #BBD7FF; box-shadow: var(--shadow-hover); }
.home-quick-card__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
}
.home-quick-card__text strong { display: block; font-size: 14px; font-weight: 700; color: var(--title); }
.home-quick-card__text em { display: block; margin-top: 1px; font-style: normal; font-size: 12px; color: var(--muted); }
.home-quick-card__arrow { color: var(--muted); }

.home-reminder {
  padding: 12px 14px;
  border: 1px solid #BBD7FF;
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #F8FBFF, #fff);
  box-shadow: var(--shadow);
}
.home-reminder__head {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
}
.home-reminder__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #EAF3FF;
  color: var(--primary);
}
.home-reminder__head h2 { margin: 0 0 2px; font-size: 16px; font-weight: 700; color: var(--title); }
.home-reminder__head p { margin: 0; font-size: 13px; color: var(--text); }
.home-reminder__toggle {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  transition: transform .2s ease;
}
.home-reminder.is-open .home-reminder__toggle { transform: rotate(180deg); }
.home-reminder__body {
  display: none;
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}
.home-reminder.is-open .home-reminder__body { display: block; }
.home-reminder__body ul {
  margin: 0;
  padding-left: 18px;
  color: var(--text);
  font-size: 13px;
  line-height: 1.6;
}

/* Section title — unified icon chip */
.m-section-title {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 10px;
}
.m-section-title > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  flex: 0 0 36px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.m-section-title h2 {
  flex: 1;
  margin: 0;
  font-size: 18px;
  font-weight: 700;
  color: var(--title);
}
.m-section-title em {
  color: var(--muted);
  font-size: 12px;
  font-style: normal;
}

/* Cards & panels */
.card,
.m-panel {
  margin-bottom: var(--space-block);
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: var(--card);
  box-shadow: var(--shadow);
}

/* Buttons — hierarchy */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid transparent;
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 700;
  text-decoration: none;
  cursor: pointer;
  transition: background .16s ease, border-color .16s ease, color .16s ease, box-shadow .16s ease;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: none;
}
.btn--primary:hover { background: var(--primary-hover); box-shadow: var(--shadow-hover); }
.btn--outline {
  border-color: #BBD7FF;
  background: #fff;
  color: var(--primary);
}
.btn--outline:hover { background: #F8FBFF; }
.btn--ghost {
  border-color: var(--border);
  background: #fff;
  color: var(--text);
}
.btn--purple {
  background: var(--purple);
  color: #fff;
}

/* Android hero — simplified */
.android-hero {
  display: grid;
  gap: 12px;
  padding: 16px;
  background: var(--card) !important;
}
.android-hero__visual,
.android-hero__halo,
.android-hero__chip,
.android-hero__bot { display: none !important; }
.android-hero__head {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}
.android-hero__icon {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: #F1F7FF;
}
.android-hero h1 { margin: 0 0 4px; font-size: 24px; font-weight: 800; color: var(--title); }
.android-hero p { margin: 0; font-size: 13px; line-height: 1.55; color: var(--text); }
.android-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.android-download-box {
  display: grid;
  gap: 4px;
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #F8FAFC;
  font-size: 12px;
  color: var(--muted);
}
.android-download-box strong {
  overflow: hidden;
  color: var(--title);
  font-size: 12px;
  font-weight: 600;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.android-alert {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  padding: 10px 12px;
  border: 1px solid #FED7AA;
  border-radius: var(--radius-md);
  background: var(--orange-bg);
  color: #C2410C;
  font-size: 13px;
  line-height: 1.5;
}

/* Method tabs */
.method-tabs {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 12px;
  padding: 4px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #F8FAFC;
}
.method-tab {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  min-height: 40px;
  padding: 0 10px;
  border: 0;
  border-radius: 10px;
  background: transparent;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: background .16s ease, color .16s ease, box-shadow .16s ease;
}
.method-tab.is-active {
  background: #fff;
  color: var(--primary);
  box-shadow: var(--shadow);
}
.method-panels { display: grid; }
.android-method-card {
  display: none;
  padding: 0;
  border: 0;
  background: transparent;
  box-shadow: none;
}
.android-method-card.is-active { display: block; }
.android-method-card ol {
  display: grid;
  gap: 10px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.android-method-card li {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}
.android-method-card li span {
  display: grid;
  place-items: center;
  width: 24px;
  height: 24px;
  margin-top: 1px;
  border-radius: 999px;
  background: #EAF3FF;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}
.android-method-card li p { margin: 0; font-size: 13px; line-height: 1.65; color: var(--text); }

.android-bottom-actions {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 8px;
  margin-top: var(--space-block);
}
.android-action {
  display: grid;
  justify-items: center;
  gap: 4px;
  padding: 10px 6px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  color: var(--title);
  font-size: 12px;
  text-decoration: none;
  cursor: pointer;
  box-shadow: var(--shadow);
}
.android-action span {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
}
.android-action strong { font-size: 12px; font-weight: 700; }
.android-action--primary {
  border-color: var(--primary);
  background: var(--primary);
  color: #fff;
}
.android-action--primary span { background: rgba(255,255,255,.18); color: #fff; }
.android-action--ghost { opacity: .92; }

.android-tip-card,
.ios-notice-card {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
}
.android-tip-card > span,
.ios-notice-card > span {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.android-tip-card h3,
.ios-notice-card h3 { margin: 0 0 2px; font-size: 14px; font-weight: 700; color: var(--title); }
.android-tip-card p,
.ios-notice-card p { margin: 0; font-size: 12px; line-height: 1.5; color: var(--text); }
.android-tip-grid,
.ios-notice-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

/* iOS */
.ios-hero {
  display: grid;
  gap: 12px;
  padding: 16px;
  background: var(--card) !important;
}
.ios-hero__title {
  display: grid;
  grid-template-columns: 42px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
}
.ios-hero__apple {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  border-radius: 12px;
  background: var(--purple-bg);
  color: var(--purple);
}
.ios-hero h1 { margin: 0 0 4px; font-size: 24px; font-weight: 800; }
.ios-hero p { margin: 0; font-size: 13px; line-height: 1.55; color: var(--text); }
.ios-hero__actions { display: flex; flex-wrap: wrap; gap: 8px; }
.m-download-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  margin-bottom: var(--space-block);
  padding: 10px 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow);
  font-size: 12px;
  color: var(--muted);
}
.m-download-row strong { overflow: hidden; color: var(--title); text-overflow: ellipsis; }
.m-warning {
  display: flex;
  gap: 8px;
  align-items: flex-start;
  margin-bottom: var(--space-block);
  padding: 10px 12px;
  border: 1px solid #FED7AA;
  border-radius: var(--radius-md);
  background: var(--orange-bg);
  color: #C2410C;
  font-size: 13px;
  line-height: 1.5;
}

.ios-timeline {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
}
.ios-timeline__item {
  display: grid;
  grid-template-columns: 28px 36px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.ios-timeline__item:last-child { border-bottom: 0; padding-bottom: 0; }
.ios-timeline__num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #EAF3FF;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}
.ios-timeline__icon {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 12px;
  background: #F8FAFC;
  color: var(--purple);
}
.ios-timeline__item h3 { margin: 0 0 2px; font-size: 15px; font-weight: 700; color: var(--title); }
.ios-timeline__item p { margin: 0; font-size: 13px; line-height: 1.55; color: var(--text); }

/* Video page */
.video-tab-buttons {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-block);
}
.video-tab-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  min-height: 38px;
  padding: 0 14px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: all .16s ease;
}
.video-tab-btn.is-active {
  border-color: var(--primary);
  background: #EAF3FF;
  color: var(--primary);
}
.video-list-wrap {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: var(--space-block);
}
.video-list-featured {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 6px;
}
.video-list-grid {
  display: grid;
  gap: 6px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}
.video-category-card {
  display: grid;
  grid-template-columns: 40px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow);
  text-align: left;
  cursor: pointer;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.video-category-card--simple {
  display: block;
  grid-template-columns: minmax(0, 1fr);
  box-sizing: border-box;
  min-height: 0;
  height: auto;
  padding: 6px 7px;
  overflow: hidden;
  border-left: 2px solid var(--primary);
}
.video-category-card--simple .video-category-card__body {
  display: block;
  min-height: 0;
}
.video-category-card--simple .video-card-meta {
  margin-top: 4px;
}
.video-category-card--simple.video-category-card--no-meta {
  min-height: 0;
  height: auto;
}
.video-category-card--simple.video-category-card--green { border-left-color: #22c55e; }
.video-category-card--simple.video-category-card--purple { border-left-color: #7c3aed; }
.video-category-card--simple.video-category-card--orange { border-left-color: #f97316; }
.video-category-card--simple.video-category-card--blue { border-left-color: #0891b2; }
.video-category-card--simple .video-category-card__body h3 {
  white-space: normal;
  word-break: break-word;
}
.video-category-card--simple .video-category-card__body p {
  white-space: normal;
  word-break: break-word;
}
.video-category-card:hover,
.video-category-card.is-active {
  border-color: #BBD7FF;
  box-shadow: var(--shadow-hover);
}
.video-category-card__icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.video-category-card__body h3 { margin: 0 0 2px; font-size: 15px; font-weight: 700; color: var(--title); }
.video-category-card__body p { margin: 0 0 4px; font-size: 12px; line-height: 1.45; color: var(--text); }
.video-card-meta { display: flex; gap: 8px; color: var(--muted); font-size: 11px; }
.video-category-card__play {
  display: grid;
  place-items: center;
  width: 30px;
  height: 30px;
  border-radius: 999px;
  background: #F1F7FF;
  color: var(--primary);
}

/* Guide cards — full card link */
.guide-grid {
  display: grid;
  gap: 10px;
}
.guide-card {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr) auto;
  gap: 12px;
  align-items: center;
  padding: 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}
.guide-card:hover { border-color: #BBD7FF; box-shadow: var(--shadow-hover); }
.guide-card__thumb {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  border-radius: 10px;
  background: #F8FAFC;
}
.guide-card__thumb img { display: block; width: 100%; height: 100%; object-fit: cover; }
.guide-card__tag {
  position: absolute;
  top: 6px;
  left: 6px;
  padding: 2px 6px;
  border-radius: 999px;
  background: rgba(255,255,255,.92);
  color: var(--primary);
  font-size: 10px;
  font-weight: 700;
}
.guide-card__body h3 { margin: 0 0 4px; font-size: 15px; font-weight: 700; color: var(--title); }
.guide-card__body p { margin: 0 0 4px; font-size: 12px; line-height: 1.45; color: var(--text); }
.guide-card__body small { color: var(--muted); font-size: 11px; }
.guide-card__arrow { color: var(--muted); }

.guide-search,
.faq-search {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow);
}
.guide-search input,
.faq-search input {
  flex: 1;
  min-width: 0;
  height: 42px;
  border: 0;
  background: transparent;
  color: var(--title);
  font-size: 14px;
  outline: none;
}
.guide-tabs,
.faq-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: var(--space-block);
}
.guide-tab {
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: #fff;
  color: var(--text);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: all .16s ease;
}
.guide-tab.is-active {
  border-color: var(--primary);
  background: #EAF3FF;
  color: var(--primary);
}

/* FAQ */
.faq-panel__title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--title);
}
.faq-list { display: grid; gap: 8px; }
.faq-item {
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  background: #fff;
  box-shadow: var(--shadow);
}
.faq-q {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr) auto;
  gap: 10px;
  align-items: center;
  width: 100%;
  min-height: 50px;
  padding: 12px 14px;
  border: 0;
  background: #fff;
  text-align: left;
  cursor: pointer;
}
.faq-q__num {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  background: #F1F7FF;
  color: var(--primary);
  font-size: 12px;
  font-weight: 800;
}
.faq-q__title { font-size: 14px; font-weight: 700; color: var(--title); }
.faq-q__arrow { color: var(--muted); transition: transform .2s ease; }
.faq-item.is-open .faq-q__arrow { transform: rotate(180deg); }
.faq-a { display: none; padding: 0 14px 12px 52px; }
.faq-item.is-open .faq-a { display: block; }
.faq-a p {
  margin: 0;
  padding: 10px 12px;
  border: 1px solid #D8E6FF;
  border-radius: var(--radius-sm);
  background: #F8FBFF;
  color: var(--text);
  font-size: 13px;
  line-height: 1.6;
}

.guide-help-card {
  display: grid;
  gap: 10px;
  padding: 14px 16px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  background: #fff;
  box-shadow: var(--shadow);
}
.guide-help-card__head {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: #F1F7FF;
  color: var(--primary);
}
.guide-help-card h2 { margin: 0 0 4px; font-size: 16px; font-weight: 700; }
.guide-help-card p { margin: 0; font-size: 13px; color: var(--text); }

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: calc(78px + env(safe-area-inset-bottom));
  z-index: 120;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: rgba(15, 23, 42, .92);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, 12px);
  transition: opacity .2s ease, transform .2s ease;
}
.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

@media (max-width: 768px) {
  .home-platform-grid,
  .home-action-grid,
  .home-quick-grid,
  .android-tip-grid,
  .ios-notice-grid,
  .android-bottom-actions {
    grid-template-columns: 1fr;
  }
  .guide-card {
    grid-template-columns: 72px minmax(0, 1fr) auto;
  }
  .mobile-app-header--brand {
    grid-template-columns: minmax(0, 1fr) auto auto 34px !important;
  }
  .mobile-app-header--page {
    grid-template-columns: 44px minmax(0, 1fr) auto auto !important;
  }
  .mobile-brand small { display: none; }
}

/* Regression fixes — override legacy rules that break v5 layout */
body.mobile-compact .content,
body[data-page="home"].mobile-compact .content,
body[data-page="me"].mobile-compact .content {
  padding-bottom: calc(92px + env(safe-area-inset-bottom)) !important;
}

body.mobile-compact .m-notice,
body.mobile-compact .m-notice--compact {
  display: grid !important;
  grid-template-columns: 1fr !important;
  grid-template-rows: auto auto !important;
  gap: 10px !important;
  min-height: 0 !important;
  padding: 12px 14px !important;
  border: 1px solid #FED7AA !important;
  border-radius: 14px !important;
  background: var(--orange-bg) !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .m-notice__main {
  display: grid !important;
  grid-template-columns: 36px minmax(0, 1fr) !important;
  gap: 10px !important;
  align-items: start !important;
}

body.mobile-compact .m-notice__icon {
  width: 36px !important;
  height: 36px !important;
  border-radius: 12px !important;
  background: #fff !important;
  color: var(--orange) !important;
}

body.mobile-compact .m-notice h2 {
  margin: 0 0 4px !important;
  color: var(--title) !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  white-space: normal !important;
}

body.mobile-compact .m-notice p {
  margin: 0 !important;
  overflow: visible !important;
  color: var(--text) !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
}

body.mobile-compact .m-notice__actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 8px !important;
}

body.mobile-compact .mobile-app-header--brand {
  grid-template-columns: minmax(0, 1fr) auto auto 34px !important;
  align-items: center !important;
  min-height: 56px !important;
  padding: 10px 12px !important;
}

body.mobile-compact .mobile-brand {
  grid-template-columns: 40px minmax(0, 1fr) !important;
  gap: 8px !important;
}

body.mobile-compact .mobile-brand span {
  width: 40px !important;
  height: 40px !important;
  font-size: 22px !important;
  box-shadow: none !important;
}

body.mobile-compact .mobile-brand strong {
  font-size: 18px !important;
  font-weight: 800 !important;
}

body.mobile-compact .mobile-service {
  padding: 0 6px !important;
    font-size: 12px !important;
  white-space: nowrap !important;
}

body.mobile-compact .mobile-tabbar {
  box-shadow: 0 -2px 12px rgba(15, 23, 42, .06) !important;
  border-top: 1px solid var(--border) !important;
}

body[data-page="android"] .android-bottom-actions,
body.mobile-compact .android-bottom-actions {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
  margin-top: 14px !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body[data-page="android"] .android-action,
body.mobile-compact .android-action {
  display: grid !important;
  grid-template-columns: 1fr !important;
  grid-template-areas: none !important;
  grid-template-rows: auto auto !important;
  justify-items: center !important;
  gap: 4px !important;
  min-height: 0 !important;
  padding: 10px 8px !important;
  border: 1px solid var(--border) !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: var(--shadow) !important;
  color: var(--title) !important;
  text-decoration: none !important;
  transform: none !important;
}

body[data-page="android"] .android-action--primary,
body.mobile-compact .android-action--primary {
  border-color: var(--primary) !important;
  background: var(--primary) !important;
  color: #fff !important;
  box-shadow: var(--shadow) !important;
}

body[data-page="android"] .android-action span,
body.mobile-compact .android-action span {
  grid-area: auto !important;
  width: 32px !important;
  height: 32px !important;
  border-radius: 10px !important;
  background: #F1F7FF !important;
  color: var(--primary) !important;
}

body[data-page="android"] .android-action--primary span,
body.mobile-compact .android-action--primary span {
  background: rgba(255, 255, 255, .18) !important;
  color: #fff !important;
}

body[data-page="android"] .android-action strong,
body.mobile-compact .android-action strong {
  font-size: 12px !important;
  font-weight: 700 !important;
}

body[data-page="android"] .android-action small {
  display: none !important;
}

body[data-page="android"] .android-tip-grid,
body.mobile-compact .android-tip-grid {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: 8px !important;
}

body[data-page="android"] .android-panel .m-section-title,
body.mobile-compact .android-panel .m-section-title {
  margin-bottom: 10px !important;
}

body[data-page="android"] .faq-panel,
body.mobile-compact .faq-panel {
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body[data-page="android"] .faq-panel__title,
body.mobile-compact .faq-panel__title {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin: 0 0 10px !important;
  font-size: 18px !important;
  font-weight: 700 !important;
}

body.mobile-compact .home-platform-grid {
  grid-template-columns: 1fr !important;
  gap: 10px !important;
}

body.mobile-compact .home-platform-card p {
  white-space: normal !important;
  overflow: visible !important;
}

/* Me page */
.me-profile {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 12px;
  align-items: center;
  margin-bottom: 14px;
  padding: 16px;
}

.me-profile__avatar {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: #F1F7FF;
  color: var(--primary);
}

.me-profile h1 {
  margin: 0 0 4px;
  font-size: 22px;
  font-weight: 800;
  color: var(--title);
}

.me-profile p {
  margin: 0;
  font-size: 13px;
  color: var(--muted);
}

.me-menu {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  margin-bottom: 14px;
}

.me-menu__item {
  display: grid;
  grid-template-columns: 28px minmax(0, 1fr);
  grid-template-rows: auto auto;
  gap: 4px 8px;
  align-items: start;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
  color: inherit;
  text-decoration: none;
  transition: border-color .16s ease, box-shadow .16s ease;
}

.me-menu__item:hover {
  border-color: #BBD7FF;
  box-shadow: var(--shadow-hover);
}

.me-menu__icon {
  display: grid;
  place-items: center;
  width: 28px;
  height: 28px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
  grid-row: 1 / 3;
}

.me-menu__body strong {
  display: block;
  font-size: 13px;
  font-weight: 700;
  color: var(--title);
  line-height: 1.3;
}

.me-menu__body em {
  display: block;
  margin-top: 2px;
  overflow: hidden;
  font-style: normal;
  font-size: 10px;
  color: var(--muted);
  line-height: 1.35;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.me-menu__arrow {
  display: none;
}

.me-help-card {
  margin-top: 0;
}

/* Compact modules v6 — fix layout bugs & reduce vertical space */
body.mobile-compact .home-page {
  gap: 12px !important;
}

body.mobile-compact .home-block {
  gap: 8px !important;
  margin-bottom: 0 !important;
}

body.mobile-compact .m-section-title {
  margin-bottom: 8px !important;
  min-height: 0 !important;
}

body.mobile-compact .m-section-title > span {
  width: 32px !important;
  height: 32px !important;
  flex: 0 0 32px !important;
  border-radius: 10px !important;
}

body.mobile-compact .m-section-title h2 {
  font-size: 17px !important;
}

/* 常用操作 — 两列卡片 */
.home-action-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
  overflow: visible;
  border: 0;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
}

.home-action-row {
  display: grid;
  grid-template-columns: 32px minmax(0, 1fr);
  grid-template-rows: auto auto auto;
  gap: 4px 8px;
  align-items: center;
  padding: 10px;
  border: 1px solid var(--border);
  border-radius: 12px;
  background: #fff;
  box-shadow: var(--shadow);
}

.home-action-row:last-child {
  border-bottom: 1px solid var(--border);
}

.home-action-row__icon {
  display: grid;
  place-items: center;
  width: 32px;
  height: 32px;
  border-radius: 10px;
  background: #F1F7FF;
  color: var(--primary);
  grid-row: 1 / 3;
  align-self: start;
}

.home-action-row--green .home-action-row__icon { background: var(--green-bg); color: #15803D; }
.home-action-row--orange .home-action-row__icon { background: var(--orange-bg); color: var(--orange); }
.home-action-row--purple .home-action-row__icon { background: var(--purple-bg); color: var(--purple); }

.home-action-row__body strong {
  display: block;
  font-size: 14px;
  font-weight: 700;
  color: var(--title);
  line-height: 1.3;
}

.home-action-row__body em {
  display: block;
  margin-top: 1px;
  font-style: normal;
  font-size: 11px;
  color: var(--muted);
  line-height: 1.35;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.home-action-row__btn {
  grid-column: 2;
  justify-self: start;
}

.home-action-row__btn .btn {
  min-height: 32px !important;
  padding: 0 10px !important;
  font-size: 12px !important;
}

body.mobile-compact .home-action-grid,
body.mobile-compact .home-action-card {
  all: unset;
}

/* 快速入口 — 修复文字裁切 */
body.mobile-compact .home-quick-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body.mobile-compact .home-quick-card {
  display: grid !important;
  grid-template-columns: 30px minmax(0, 1fr) auto !important;
  gap: 8px !important;
  align-items: center !important;
  min-height: 0 !important;
  padding: 10px !important;
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .home-quick-card__icon {
  width: 30px !important;
  height: 30px !important;
  border-radius: 10px !important;
}

body.mobile-compact .home-quick-card__text strong {
  display: block !important;
  font-size: 13px !important;
  line-height: 1.3 !important;
  color: var(--title) !important;
}

body.mobile-compact .home-quick-card__text em {
  display: block !important;
  margin-top: 2px !important;
  overflow: visible !important;
  font-size: 11px !important;
  line-height: 1.35 !important;
  color: var(--muted) !important;
  white-space: normal !important;
}

body.mobile-compact .home-quick-card p,
body.mobile-compact .home-quick-card h3 {
  display: none !important;
}

/* 安装前提醒 — 修复竖排文字 */
body.mobile-compact .home-reminder {
  display: block !important;
  grid-template-columns: none !important;
  min-height: 0 !important;
  margin: 0 !important;
  padding: 10px 12px !important;
  border: 1px solid #BBD7FF !important;
  border-radius: 14px !important;
  background: linear-gradient(180deg, #F8FBFF, #fff) !important;
  box-shadow: var(--shadow) !important;
  cursor: default !important;
}

body.mobile-compact .home-reminder::after {
  display: none !important;
  content: none !important;
}

body.mobile-compact .home-reminder__head {
  display: grid !important;
  grid-template-columns: 32px minmax(0, 1fr) 28px !important;
  gap: 10px !important;
  align-items: center !important;
}

body.mobile-compact .home-reminder__icon {
  width: 32px !important;
  height: 32px !important;
  border-radius: 10px !important;
  background: #EAF3FF !important;
  color: var(--primary) !important;
  box-shadow: none !important;
}

body.mobile-compact .home-reminder__head h2 {
  margin: 0 0 2px !important;
  font-size: 15px !important;
  font-weight: 700 !important;
  line-height: 1.3 !important;
  writing-mode: horizontal-tb !important;
  white-space: normal !important;
}

body.mobile-compact .home-reminder__head p {
  margin: 0 !important;
  font-size: 12px !important;
  line-height: 1.45 !important;
  color: var(--text) !important;
  writing-mode: horizontal-tb !important;
  white-space: normal !important;
}

body.mobile-compact .home-reminder__toggle {
  width: 28px !important;
  height: 28px !important;
  padding: 0 !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  background: #fff !important;
  color: var(--muted) !important;
}

body.mobile-compact .home-reminder__body {
  display: none !important;
  margin-top: 8px !important;
  padding-top: 8px !important;
  border-top: 1px solid var(--border) !important;
}

body.mobile-compact .home-reminder.is-open .home-reminder__body {
  display: block !important;
}

body.mobile-compact .home-reminder__body ul {
  margin: 0 !important;
  padding-left: 16px !important;
  font-size: 12px !important;
  line-height: 1.55 !important;
  color: var(--text) !important;
}

body.mobile-compact .home-reminder__content {
  display: none !important;
}

/* 安卓底部操作 — 紧凑横排 */
body[data-page="android"] .android-bottom-actions,
body.mobile-compact .android-bottom-actions {
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  gap: 6px !important;
}

body[data-page="android"] .android-action,
body.mobile-compact .android-action {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 4px !important;
  min-height: 64px !important;
  padding: 8px 4px !important;
}

body[data-page="android"] .android-action span,
body.mobile-compact .android-action span {
  width: 28px !important;
  height: 28px !important;
}

body[data-page="android"] .android-action strong,
body.mobile-compact .android-action strong {
  font-size: 11px !important;
  line-height: 1.2 !important;
  text-align: center !important;
}

@media (max-width: 768px) {
  body[data-page="android"] .android-bottom-actions,
  body.mobile-compact .android-bottom-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

/* 苹果 Hero + 时间线 — 紧凑 */
body.mobile-compact .ios-hero {
  padding: 12px !important;
  gap: 10px !important;
}

body.mobile-compact .ios-hero h1 {
  font-size: 20px !important;
}

body.mobile-compact .ios-hero p {
  font-size: 12px !important;
}

body.mobile-compact .ios-hero__actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 6px !important;
}

body.mobile-compact .ios-hero__actions .btn {
  min-height: 34px !important;
  padding: 0 10px !important;
  font-size: 12px !important;
}

body.mobile-compact .m-download-row {
  margin-bottom: 10px !important;
  padding: 8px 10px !important;
  font-size: 11px !important;
}

body.mobile-compact .m-warning {
  margin-bottom: 10px !important;
  padding: 8px 10px !important;
  font-size: 12px !important;
}

body.mobile-compact .ios-timeline__item {
  display: grid !important;
  grid-template-columns: 22px 30px minmax(0, 1fr) !important;
  gap: 8px !important;
  align-items: start !important;
  padding: 8px 0 !important;
  border-bottom: 1px solid var(--border) !important;
}

body.mobile-compact .ios-timeline__item:last-child {
  border-bottom: 0 !important;
  padding-bottom: 0 !important;
}

body.mobile-compact .ios-timeline__num {
  width: 22px !important;
  height: 22px !important;
  font-size: 11px !important;
  background: #EAF3FF !important;
  color: var(--primary) !important;
}

body.mobile-compact .ios-timeline__icon {
  width: 30px !important;
  height: 30px !important;
  border-radius: 10px !important;
  background: #F1F7FF !important;
  color: var(--primary) !important;
}

body.mobile-compact .ios-timeline__item h3 {
  margin: 0 0 2px !important;
  font-size: 14px !important;
}

body.mobile-compact .ios-timeline__item p {
  margin: 0 !important;
  font-size: 12px !important;
  line-height: 1.45 !important;
}

body.mobile-compact .ios-timeline::before,
body.mobile-compact .ios-timeline__item::before {
  display: none !important;
}

/* 视频页 — 紧凑 */
body.mobile-compact .video-main-card {
  padding: 12px !important;
}

body.mobile-compact .video-player {
  gap: 10px !important;
  padding: 10px !important;
}

body.mobile-compact .video-player__meta h2 {
  font-size: 15px !important;
}

body.mobile-compact .video-player__meta p {
  font-size: 12px !important;
  line-height: 1.4 !important;
}

body.mobile-compact .video-notes {
  display: block !important;
  margin: 8px 0 0 !important;
  padding: 8px 10px !important;
  border-radius: 10px !important;
  background: #F8FAFC !important;
}

body.mobile-compact .video-notes p {
  display: flex !important;
  gap: 6px !important;
  align-items: flex-start !important;
  margin: 0 !important;
  padding: 4px 0 !important;
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  font-size: 11px !important;
  line-height: 1.4 !important;
}

body.mobile-compact .video-notes p + p {
  border-top: 1px solid var(--border) !important;
  padding-top: 6px !important;
}

body.mobile-compact .video-tab-buttons {
  gap: 6px !important;
  margin-bottom: 10px !important;
}

body.mobile-compact .video-tab-btn {
  min-height: 34px !important;
  padding: 0 12px !important;
  font-size: 12px !important;
}

body.mobile-compact .video-category-card {
  grid-template-columns: 36px minmax(0, 1fr) 28px !important;
  gap: 8px !important;
  padding: 10px !important;
  min-height: 0 !important;
}

body.mobile-compact .video-category-card__icon {
  width: 36px !important;
  height: 36px !important;
  border-radius: 10px !important;
}

body.mobile-compact .video-category-card__body h3 {
  font-size: 14px !important;
  line-height: 1.3 !important;
}

body.mobile-compact .video-category-card__body p {
  margin: 0 !important;
  font-size: 11px !important;
  line-height: 1.35 !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
}

body.mobile-compact .video-category-card__play {
  width: 28px !important;
  height: 28px !important;
}

body.mobile-compact .video-list-grid {
  gap: 8px !important;
}

body.mobile-compact .card,
body.mobile-compact .m-panel {
  margin-bottom: 10px !important;
  padding: 12px !important;
}

body.mobile-compact .faq-q {
  min-height: 44px !important;
  padding: 10px 12px !important;
}

body.mobile-compact .faq-a {
  padding: 0 12px 10px 44px !important;
}

body.mobile-compact .faq-a p {
  padding: 8px 10px !important;
  font-size: 12px !important;
}

/* Resource hub — tool-center layout */
body[data-page="items"] .content,
body.mobile-compact[data-page="items"] .content {
  padding-top: 12px !important;
  background: #f5f7fa !important;
}

body[data-page="items"] .resource-hub,
body.mobile-compact[data-page="items"] .resource-hub {
  display: flex !important;
  flex-direction: column !important;
  gap: 12px !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body[data-page="items"] .resource-hub__toolbar,
body.mobile-compact[data-page="items"] .resource-hub__toolbar {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin: 0 !important;
}

body[data-page="items"] .resource-hub__search,
body.mobile-compact[data-page="items"] .resource-hub__search {
  position: relative !important;
  flex: 1 1 auto !important;
  min-width: 0 !important;
}

body[data-page="items"] .resource-hub__search-icon,
body.mobile-compact[data-page="items"] .resource-hub__search-icon {
  position: absolute !important;
  left: 14px !important;
  top: 50% !important;
  transform: translateY(-50%) !important;
  color: #94a3b8 !important;
  pointer-events: none !important;
}

body[data-page="items"] .resource-hub__search-icon .ui-icon,
body.mobile-compact[data-page="items"] .resource-hub__search-icon .ui-icon {
  width: 16px !important;
  height: 16px !important;
}

body[data-page="items"] .resource-hub__search input,
body.mobile-compact[data-page="items"] .resource-hub__search input {
  width: 100% !important;
  height: 44px !important;
  padding: 0 14px 0 40px !important;
  border: 1px solid #e2e8f0 !important;
  border-radius: 999px !important;
  background: #fff !important;
  color: #0f172a !important;
  font: inherit !important;
  font-size: 14px !important;
  outline: none !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, 0.04) !important;
}

body[data-page="items"] .resource-hub__search input:focus,
body.mobile-compact[data-page="items"] .resource-hub__search input:focus {
  border-color: #1677ff !important;
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.12) !important;
}

body[data-page="items"] .resource-hub__search input::placeholder,
body.mobile-compact[data-page="items"] .resource-hub__search input::placeholder {
  color: #94a3b8 !important;
}

body[data-page="items"] .resource-hub__count,
body.mobile-compact[data-page="items"] .resource-hub__count {
  flex: 0 0 auto !important;
  color: #64748b !important;
  font-size: 12px !important;
  white-space: nowrap !important;
}

body[data-page="items"] .resource-hub__hero,
body.mobile-compact[data-page="items"] .resource-hub__hero {
  display: flex !important;
  align-items: center !important;
  gap: 12px !important;
  padding: 14px 14px !important;
  border: 0 !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.04) !important;
}

body[data-page="items"] .resource-hub__hero-icon,
body.mobile-compact[data-page="items"] .resource-hub__hero-icon {
  display: grid !important;
  place-items: center !important;
  width: 44px !important;
  height: 44px !important;
  border-radius: 12px !important;
  background: #e8f2ff !important;
  color: #1677ff !important;
  flex: 0 0 auto !important;
}

body[data-page="items"] .resource-hub__hero-icon .ui-icon,
body.mobile-compact[data-page="items"] .resource-hub__hero-icon .ui-icon {
  width: 22px !important;
  height: 22px !important;
}

body[data-page="items"] .resource-hub__hero-text,
body.mobile-compact[data-page="items"] .resource-hub__hero-text {
  min-width: 0 !important;
}

body[data-page="items"] .resource-hub__hero-text strong,
body.mobile-compact[data-page="items"] .resource-hub__hero-text strong {
  display: block !important;
  margin: 0 0 2px !important;
  color: #0f172a !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  line-height: 1.3 !important;
}

body[data-page="items"] .resource-hub__hero-text em,
body.mobile-compact[data-page="items"] .resource-hub__hero-text em {
  display: block !important;
  color: #64748b !important;
  font-size: 12px !important;
  font-style: normal !important;
  line-height: 1.4 !important;
}

body[data-page="items"] .resource-hub__grid,
body.mobile-compact[data-page="items"] .resource-hub__grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 10px !important;
  margin: 0 !important;
  padding: 0 !important;
}

body[data-page="items"] .resource-tool-card,
body.mobile-compact[data-page="items"] .resource-tool-card {
  position: relative !important;
  display: flex !important;
  align-items: flex-start !important;
  gap: 10px !important;
  min-height: 78px !important;
  padding: 12px 10px 12px 12px !important;
  border: 0 !important;
  border-radius: 14px !important;
  background: #fff !important;
  color: inherit !important;
  text-decoration: none !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 4px 12px rgba(15, 23, 42, 0.04) !important;
  transition: transform 0.16s ease, box-shadow 0.16s ease !important;
}

body[data-page="items"] .resource-tool-card:hover,
body.mobile-compact[data-page="items"] .resource-tool-card:hover {
  transform: translateY(-1px) !important;
  box-shadow: 0 2px 6px rgba(15, 23, 42, 0.08), 0 8px 20px rgba(15, 23, 42, 0.06) !important;
}

body[data-page="items"] .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card__icon {
  display: grid !important;
  place-items: center !important;
  width: 36px !important;
  height: 36px !important;
  border-radius: 10px !important;
  flex: 0 0 auto !important;
}

body[data-page="items"] .resource-tool-card__icon .ui-icon,
body.mobile-compact[data-page="items"] .resource-tool-card__icon .ui-icon {
  width: 18px !important;
  height: 18px !important;
}

body[data-page="items"] .resource-tool-card--blue .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--blue .resource-tool-card__icon {
  background: #e8f2ff !important;
  color: #1677ff !important;
}

body[data-page="items"] .resource-tool-card--green .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--green .resource-tool-card__icon {
  background: #e8f8ef !important;
  color: #16a34a !important;
}

body[data-page="items"] .resource-tool-card--orange .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--orange .resource-tool-card__icon {
  background: #fff3e8 !important;
  color: #ea580c !important;
}

body[data-page="items"] .resource-tool-card--pink .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--pink .resource-tool-card__icon {
  background: #fce8f3 !important;
  color: #db2777 !important;
}

body[data-page="items"] .resource-tool-card--purple .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--purple .resource-tool-card__icon {
  background: #f3e8ff !important;
  color: #9333ea !important;
}

body[data-page="items"] .resource-tool-card--yellow .resource-tool-card__icon,
body.mobile-compact[data-page="items"] .resource-tool-card--yellow .resource-tool-card__icon {
  background: #fef9c3 !important;
  color: #ca8a04 !important;
}

body[data-page="items"] .resource-tool-card__body,
body.mobile-compact[data-page="items"] .resource-tool-card__body {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  padding-right: 14px !important;
}

body[data-page="items"] .resource-tool-card__body strong,
body.mobile-compact[data-page="items"] .resource-tool-card__body strong {
  display: block !important;
  margin: 0 0 3px !important;
  color: #0f172a !important;
  font-size: 13px !important;
  font-weight: 700 !important;
  line-height: 1.35 !important;
}

body[data-page="items"] .resource-tool-card__body em,
body.mobile-compact[data-page="items"] .resource-tool-card__body em {
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 2 !important;
  overflow: hidden !important;
  color: #64748b !important;
  font-size: 11px !important;
  font-style: normal !important;
  line-height: 1.45 !important;
}

body[data-page="items"] .resource-tool-card__mark,
body.mobile-compact[data-page="items"] .resource-tool-card__mark {
  position: absolute !important;
  top: 8px !important;
  right: 8px !important;
  color: #cbd5e1 !important;
  pointer-events: none !important;
}

body[data-page="items"] .resource-tool-card__mark .ui-icon,
body.mobile-compact[data-page="items"] .resource-tool-card__mark .ui-icon {
  width: 14px !important;
  height: 14px !important;
}

body[data-page="items"] .resource-hub__empty,
body.mobile-compact[data-page="items"] .resource-hub__empty {
  display: grid !important;
  gap: 4px !important;
  padding: 28px 16px !important;
  border-radius: 14px !important;
  background: #fff !important;
  text-align: center !important;
  box-shadow: 0 1px 3px rgba(15, 23, 42, 0.06) !important;
}

body[data-page="items"] .resource-hub__empty[hidden],
body.mobile-compact[data-page="items"] .resource-hub__empty[hidden] {
  display: none !important;
}

body[data-page="items"] .resource-hub__empty strong,
body.mobile-compact[data-page="items"] .resource-hub__empty strong {
  color: #0f172a !important;
  font-size: 14px !important;
}

body[data-page="items"] .resource-hub__empty span,
body.mobile-compact[data-page="items"] .resource-hub__empty span {
  color: #64748b !important;
  font-size: 12px !important;
}

/* 全站模块 — 统一两列排列 */
body.mobile-compact .home-platform-grid,
body.mobile-compact .home-action-list,
body.mobile-compact .home-quick-grid,
body.mobile-compact .m-notice__actions,
body.mobile-compact .me-menu,
body.mobile-compact .android-tip-grid,
body.mobile-compact .ios-notice-grid,
body.mobile-compact .android-bottom-actions,
body.mobile-compact .android-hero__actions,
body.mobile-compact .ios-hero__actions,
body.mobile-compact .guide-grid,
body.mobile-compact .resource-hub__grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body.mobile-compact .video-list-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  align-items: start !important;
  gap: 6px !important;
}

body.mobile-compact .home-platform-card {
  display: grid !important;
  grid-template-columns: 28px minmax(0, 1fr) !important;
  grid-template-rows: auto auto !important;
  gap: 4px 8px !important;
  align-items: start !important;
  min-height: 0 !important;
  padding: 10px !important;
}

body.mobile-compact .home-platform-card__icon {
  grid-row: 1 / 3 !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: 9px !important;
}

body.mobile-compact .home-platform-card__icon--mascot .brand-icon--android {
  width: 22px !important;
  height: 22px !important;
}

body.mobile-compact .home-platform-card__body {
  min-width: 0 !important;
}

body.mobile-compact .home-platform-card h3 {
  font-size: 13px !important;
}

body.mobile-compact .home-platform-card p {
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 2 !important;
  overflow: hidden !important;
  font-size: 10px !important;
  line-height: 1.35 !important;
  white-space: normal !important;
}

body.mobile-compact .home-platform-card__arrow,
body.mobile-compact .home-platform-card .u-tag {
  display: none !important;
}

body.mobile-compact .home-action-list {
  overflow: visible !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body.mobile-compact .home-action-row {
  grid-template-columns: 28px minmax(0, 1fr) !important;
  grid-template-rows: auto auto auto !important;
  gap: 3px 8px !important;
  padding: 10px !important;
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .home-action-row__icon {
  grid-row: 1 / 3 !important;
  width: 28px !important;
  height: 28px !important;
}

body.mobile-compact .home-action-row__body strong {
  font-size: 13px !important;
}

body.mobile-compact .home-action-row__body em {
  font-size: 10px !important;
}

body.mobile-compact .home-action-row__btn {
  grid-column: 2 !important;
  justify-self: start !important;
}

body.mobile-compact .home-action-row__btn .btn {
  min-height: 28px !important;
  padding: 0 8px !important;
  font-size: 11px !important;
}

body.mobile-compact .home-quick-card {
  display: grid !important;
  grid-template-columns: 28px minmax(0, 1fr) auto !important;
  gap: 6px !important;
  align-items: center !important;
  min-height: 0 !important;
  padding: 10px !important;
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .home-quick-card__icon {
  width: 28px !important;
  height: 28px !important;
}

body.mobile-compact .home-quick-card__text strong {
  font-size: 12px !important;
}

body.mobile-compact .home-quick-card__text em {
  font-size: 10px !important;
}

body.mobile-compact .home-quick-card__arrow {
  width: 22px !important;
  height: 22px !important;
}

body.mobile-compact .m-notice__actions {
  margin: 0 !important;
}

body.mobile-compact .m-notice__actions .btn {
  width: 100% !important;
  justify-content: center !important;
}

body.mobile-compact .me-menu__item {
  grid-template-columns: 28px minmax(0, 1fr) !important;
  grid-template-rows: auto auto !important;
  gap: 3px 8px !important;
  padding: 10px !important;
}

body.mobile-compact .me-menu__icon {
  grid-row: 1 / 3 !important;
  width: 28px !important;
  height: 28px !important;
}

body.mobile-compact .me-menu__body strong {
  font-size: 13px !important;
}

body.mobile-compact .me-menu__body em {
  font-size: 10px !important;
  white-space: normal !important;
  display: -webkit-box !important;
  -webkit-box-orient: vertical !important;
  -webkit-line-clamp: 2 !important;
}

body.mobile-compact .me-menu__arrow {
  display: none !important;
}

body.mobile-compact .android-tip-card,
body.mobile-compact .ios-notice-card {
  min-height: 0 !important;
  padding: 10px !important;
}

body.mobile-compact .android-tip-card {
  display: grid !important;
  grid-template-columns: 28px minmax(0, 1fr) !important;
  gap: 6px 8px !important;
  align-items: start !important;
}

body.mobile-compact .android-tip-card > span {
  width: 28px !important;
  height: 28px !important;
  margin: 0 !important;
  border-radius: 9px !important;
}

body.mobile-compact .android-tip-card h3 {
  margin: 0 0 2px !important;
  font-size: 13px !important;
}

body.mobile-compact .android-tip-card p {
  font-size: 10px !important;
  line-height: 1.35 !important;
}

body.mobile-compact .ios-notice-card {
  grid-template-columns: 28px minmax(0, 1fr) !important;
  gap: 8px !important;
  padding: 10px !important;
}

body.mobile-compact .ios-notice-card > span {
  width: 28px !important;
  height: 28px !important;
}

body.mobile-compact .ios-notice-card h3 {
  font-size: 13px !important;
}

body.mobile-compact .ios-notice-card p {
  font-size: 10px !important;
  line-height: 1.35 !important;
}

body.mobile-compact .android-bottom-actions {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  padding: 8px !important;
  gap: 8px !important;
}

body.mobile-compact .android-action {
  min-height: 0 !important;
  padding: 10px !important;
  gap: 0 8px !important;
}

body.mobile-compact .android-action strong {
  font-size: 12px !important;
}

body.mobile-compact .android-hero__actions .btn,
body.mobile-compact .ios-hero__actions .btn {
  width: 100% !important;
  min-width: 0 !important;
  padding: 0 8px !important;
  font-size: 12px !important;
}

body.mobile-compact .guide-grid {
  gap: 8px !important;
}

body.mobile-compact .guide-card__thumb {
  height: 88px !important;
  margin: 8px 8px 0 !important;
  border-radius: 10px !important;
}

body.mobile-compact .guide-card__body {
  padding: 8px 10px 10px !important;
}

body.mobile-compact .guide-card__body h3 {
  font-size: 13px !important;
}

body.mobile-compact .guide-card__body p,
body.mobile-compact .guide-card__body small {
  font-size: 10px !important;
}

body.mobile-compact .guide-card__arrow {
  display: none !important;
}

body.mobile-compact .video-category-card {
  padding: 10px !important;
  gap: 8px !important;
}

body.mobile-compact .video-category-card__body h3 {
  font-size: 13px !important;
}

body.mobile-compact .video-category-card__body p {
  font-size: 10px !important;
  line-height: 1.35 !important;
}

@media (max-width: 768px) {
  body.mobile-compact .home-platform-grid,
  body.mobile-compact .home-action-list,
  body.mobile-compact .home-quick-grid,
  body.mobile-compact .me-menu,
  body.mobile-compact .android-tip-grid,
  body.mobile-compact .ios-notice-grid,
  body.mobile-compact .guide-grid,
  body.mobile-compact .android-bottom-actions,
  body.mobile-compact .android-hero__actions,
  body.mobile-compact .ios-hero__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  body.mobile-compact .video-list-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

/* ============================================================
   Enterprise SaaS v7 — 蓝白简约统一层（P0）
   ============================================================ */
body.mobile-compact {
  color: var(--title) !important;
  font-size: 14px !important;
  -webkit-font-smoothing: antialiased;
}

body.mobile-compact .content {
  background: var(--bg) !important;
}

/* 公告：白底 + 语义橙左边线 */
body.mobile-compact .m-notice,
body.mobile-compact .m-notice--compact,
body.mobile-compact .home-notice {
  border: 1px solid var(--border) !important;
  border-left: 3px solid var(--orange) !important;
  border-radius: var(--radius-md) !important;
  background: var(--card) !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .m-notice__icon {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

body.mobile-compact .m-notice__actions .btn {
  border-color: #BBD7FF !important;
  background: var(--card) !important;
  color: var(--primary) !important;
  box-shadow: none !important;
}

/* 模块标题：克制字重 */
body.mobile-compact .m-section-title h2,
body.mobile-compact .home-section-head h2,
body.mobile-compact .page-hero h1,
body.mobile-compact .page-hero--compact h1 {
  font-size: 17px !important;
  font-weight: 600 !important;
  letter-spacing: 0 !important;
}

body.mobile-compact .m-section-title > span,
body.mobile-compact .home-section-head > span {
  width: 30px !important;
  height: 30px !important;
  border-radius: 8px !important;
  background: var(--primary-light) !important;
  color: var(--primary) !important;
  box-shadow: none !important;
}

/* 卡片：白底、轻阴影、无渐变 */
body.mobile-compact .card,
body.mobile-compact .home-platform-card,
body.mobile-compact .home-action-row,
body.mobile-compact .home-quick-card,
body.mobile-compact .me-menu__item,
body.mobile-compact .resource-tool-card,
body.mobile-compact .resource-hub__hero,
body.mobile-compact .guide-card,
body.mobile-compact .video-category-card,
body.mobile-compact .android-tip-card,
body.mobile-compact .ios-notice-card,
body.mobile-compact .faq-panel,
body.mobile-compact .guide-help-card,
body.mobile-compact .me-profile {
  border: 1px solid var(--border) !important;
  border-radius: var(--radius-md) !important;
  background: var(--card) !important;
  background-image: none !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .home-platform-card:hover,
body.mobile-compact .home-quick-card:hover,
body.mobile-compact .me-menu__item:hover,
body.mobile-compact .resource-tool-card:hover,
body.mobile-compact .guide-card:hover {
  border-color: #BBD7FF !important;
  box-shadow: var(--shadow-hover) !important;
  transform: none !important;
}

/* 图标底统一蓝白 */
body.mobile-compact .home-action-row__icon,
body.mobile-compact .home-quick-card__icon,
body.mobile-compact .me-menu__icon,
body.mobile-compact .home-platform-card__icon,
body.mobile-compact .resource-hub__hero-icon,
body.mobile-compact .resource-tool-card__icon,
body.mobile-compact .home-reminder__icon,
body.mobile-compact .guide-help-card__head,
body.mobile-compact .me-profile__avatar {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

body.mobile-compact .home-action-row--green .home-action-row__icon,
body.mobile-compact .home-action-row--orange .home-action-row__icon,
body.mobile-compact .home-action-row--purple .home-action-row__icon,
body.mobile-compact .home-quick-card--green .home-quick-card__icon,
body.mobile-compact .home-quick-card--orange .home-quick-card__icon,
body.mobile-compact .home-quick-card--purple .home-quick-card__icon,
body.mobile-compact .resource-tool-card--green .resource-tool-card__icon,
body.mobile-compact .resource-tool-card--orange .resource-tool-card__icon,
body.mobile-compact .resource-tool-card--pink .resource-tool-card__icon,
body.mobile-compact .resource-tool-card--purple .resource-tool-card__icon,
body.mobile-compact .resource-tool-card--yellow .resource-tool-card__icon,
body.mobile-compact .resource-tool-card--blue .resource-tool-card__icon,
body.mobile-compact .home-platform-card--ios .home-platform-card__icon {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

/* Tag 统一蓝系，橙仅警告 */
body.mobile-compact .u-tag--purple,
body.mobile-compact .u-tag--green {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

/* 字号：描述不低于 12px */
body.mobile-compact .home-platform-card p,
body.mobile-compact .home-action-row__body em,
body.mobile-compact .home-quick-card__text em,
body.mobile-compact .me-menu__body em,
body.mobile-compact .resource-tool-card__body em,
body.mobile-compact .resource-hub__hero-text em,
body.mobile-compact .guide-card__body p,
body.mobile-compact .guide-card__body small,
body.mobile-compact .video-category-card__body p,
body.mobile-compact .android-tip-card p,
body.mobile-compact .ios-notice-card p {
  font-size: 12px !important;
  line-height: 1.45 !important;
  color: var(--text) !important;
}

body.mobile-compact .home-action-row__body strong,
body.mobile-compact .home-quick-card__text strong,
body.mobile-compact .me-menu__body strong,
body.mobile-compact .resource-tool-card__body strong,
body.mobile-compact .home-platform-card h3,
body.mobile-compact .guide-card__body h3,
body.mobile-compact .video-category-card__body h3,
body.mobile-compact .android-tip-card h3,
body.mobile-compact .ios-notice-card h3 {
  font-size: 14px !important;
  font-weight: 600 !important;
  color: var(--title) !important;
}

/* 按钮：企业蓝、轻阴影 */
body.mobile-compact .btn--primary {
  background: var(--primary) !important;
  box-shadow: none !important;
  font-weight: 600 !important;
}

body.mobile-compact .btn--primary:hover {
  background: var(--primary-hover) !important;
}

body.mobile-compact .btn--outline {
  border-color: #BBD7FF !important;
  color: var(--primary) !important;
  background: var(--card) !important;
  font-weight: 600 !important;
}

body.mobile-compact .home-action-row__btn .btn {
  min-height: 30px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
}

/* 安装提醒：蓝白通栏 */
body.mobile-compact .home-reminder {
  border: 1px solid #BBD7FF !important;
  background: var(--card) !important;
  background-image: none !important;
}

body.mobile-compact .home-reminder__head h2 {
  font-size: 15px !important;
  font-weight: 600 !important;
}

/* 安卓底部操作：减弱发光 */
body.mobile-compact .android-action {
  border-color: var(--border) !important;
  background: var(--card) !important;
  box-shadow: none !important;
}

body.mobile-compact .android-action--primary {
  background: var(--primary) !important;
  border-color: var(--primary) !important;
  box-shadow: none !important;
}

body.mobile-compact .android-action--primary:hover {
  background: var(--primary-hover) !important;
}

body.mobile-compact .android-bottom-actions {
  border: 1px solid var(--border) !important;
  background: var(--card) !important;
  box-shadow: var(--shadow) !important;
}

/* iOS 注意事项圆标改蓝 */
body.mobile-compact .ios-notice-card > span,
body.mobile-compact .ios-notice-card--blue > span,
body.mobile-compact .ios-notice-card--orange > span,
body.mobile-compact .ios-notice-card--purple > span {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

/* 搜索框统一 */
body.mobile-compact .guide-search input,
body.mobile-compact .faq-search input,
body.mobile-compact .resource-hub__search input {
  border: 1px solid var(--border) !important;
  border-radius: 999px !important;
  background: var(--card) !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .guide-search input:focus,
body.mobile-compact .faq-search input:focus,
body.mobile-compact .resource-hub__search input:focus {
  border-color: var(--primary) !important;
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1) !important;
}

/* 底部 Tab：纯蓝选中，无圆形底 */
body.mobile-compact .mobile-tabbar {
  border-top: 1px solid var(--border) !important;
  background: rgba(255, 255, 255, 0.98) !important;
  box-shadow: 0 -1px 4px rgba(15, 23, 42, 0.04) !important;
}

body.mobile-compact .mobile-tabbar a {
  color: var(--muted) !important;
  font-weight: 500 !important;
}

body.mobile-compact .mobile-tabbar strong {
  font-size: 11px !important;
  font-weight: 500 !important;
}

body.mobile-compact .mobile-tabbar a.is-active {
  color: var(--primary) !important;
}

body.mobile-compact .mobile-tabbar a.is-active span {
  background: transparent !important;
  color: var(--primary) !important;
}

/* 顶栏压缩 */
body.mobile-compact .topbar,
body.mobile-compact .mobile-app-header {
  min-height: 56px !important;
  border-bottom: 1px solid var(--border) !important;
  box-shadow: none !important;
}

body.mobile-compact .mobile-app-header--page h1,
body.mobile-compact .mobile-brand strong {
  font-size: 16px !important;
  font-weight: 600 !important;
}

/* FAQ 选中：左边线 */
body.mobile-compact .faq-q {
  font-weight: 600 !important;
}

body.mobile-compact .faq-item.is-open .faq-q {
  color: var(--primary) !important;
}

/* 警告/提示保留语义橙 */
body.mobile-compact .m-warning,
body.mobile-compact .android-alert,
body.mobile-compact .video-warning {
  border: 1px solid #FED7AA !important;
  border-left: 3px solid var(--orange) !important;
  background: #FFFBF5 !important;
  color: #9A3412 !important;
}

/* 资源星标弱化 */
body.mobile-compact .resource-tool-card__mark {
  color: #CBD5E1 !important;
}

/* Hero 内页 */
body.mobile-compact .page-hero,
body.mobile-compact .page-hero--compact {
  padding: 0 0 4px !important;
  border: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body.mobile-compact .page-hero p,
body.mobile-compact .page-hero--compact p {
  font-size: 13px !important;
  color: var(--text) !important;
}

/* 视频卡片 / 安卓 Hero 去渐变 */
body.mobile-compact .video-category-card--blue .video-category-card__icon,
body.mobile-compact .video-category-card--green .video-category-card__icon,
body.mobile-compact .video-category-card--orange .video-category-card__icon,
body.mobile-compact .video-category-card--purple .video-category-card__icon {
  background: var(--primary-light) !important;
  color: var(--primary) !important;
}

body.mobile-compact .video-category-card--blue .video-category-card__btn,
body.mobile-compact .video-category-card--green .video-category-card__btn,
body.mobile-compact .video-category-card--orange .video-category-card__btn,
body.mobile-compact .video-category-card--purple .video-category-card__btn {
  background: var(--primary) !important;
  background-image: none !important;
  box-shadow: none !important;
}

body.mobile-compact .android-hero,
body.mobile-compact .ios-hero,
body.mobile-compact .android-hero.card,
body.mobile-compact .ios-hero.card {
  background: var(--card) !important;
  background-image: none !important;
  border: 1px solid var(--border) !important;
  box-shadow: var(--shadow) !important;
}

body.mobile-compact .android-hero h1,
body.mobile-compact .ios-hero h1 {
  font-size: 18px !important;
  font-weight: 600 !important;
}

body.mobile-compact .android-download-box {
  border: 1px solid #BBD7FF !important;
  background: var(--primary-light) !important;
}

body.mobile-compact .guide-tab.is-active,
body.mobile-compact .guide-tab:hover {
  border-color: var(--primary) !important;
  background: var(--primary-light) !important;
  color: var(--primary) !important;
  font-weight: 600 !important;
}

body.mobile-compact .guide-tab {
  font-weight: 500 !important;
}

/* 安卓图文教程 — 紧凑版 */
.android-tutorial-head--compact {
  margin-bottom: 8px;
}

.android-tutorial-head__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.android-tutorial-head--compact .m-section-title {
  flex: 1 1 auto;
  min-width: 0;
  margin-bottom: 0;
}

.android-tutorial-head--compact .android-tutorial-head__link {
  flex: 0 0 auto;
  padding: 0;
  font-size: 12px;
  white-space: nowrap;
}

.android-tutorial-footnote {
  margin: 8px 0 0;
  font-size: 11px;
  line-height: 1.45;
  color: var(--muted);
  text-align: center;
}

.android-step-flow--compact {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 8px;
}

.android-step-card--compact {
  padding: 8px;
}

.android-step-card--compact .android-step-card__head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 4px 6px;
  align-items: start;
  margin-bottom: 6px;
}

.android-step-card--compact .android-step-card__badge {
  grid-column: 2;
  grid-row: 1;
  padding: 1px 6px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 10px;
  font-weight: 600;
  line-height: 1.35;
  white-space: nowrap;
}

.android-step-card--compact h3 {
  grid-column: 1;
  grid-row: 1;
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  line-height: 1.35;
  color: var(--title);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  overflow: hidden;
}

.android-step-card--compact .android-step-card__media {
  width: 100%;
  margin: 0;
  padding: 0;
  overflow: hidden;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #F8FAFC;
  cursor: zoom-in;
}

.android-step-card--compact img {
  width: 100%;
  height: 88px;
  object-fit: cover;
  object-position: top center;
  display: block;
}

body.mobile-compact .android-tutorial-panel--compact {
  padding: 10px !important;
}

body.mobile-compact .android-tutorial-head--compact .m-section-title > span {
  width: 28px !important;
  height: 28px !important;
  flex: 0 0 28px !important;
}

body.mobile-compact .android-tutorial-head--compact .m-section-title h2 {
  font-size: 15px !important;
}

body.mobile-compact .android-step-flow--compact {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body.mobile-compact .android-step-card--compact {
  padding: 8px !important;
  border: 1px solid var(--border) !important;
  border-radius: 10px !important;
  background: var(--card) !important;
  box-shadow: none !important;
}

body.mobile-compact .android-step-card--compact .android-step-card__head {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) auto !important;
  gap: 4px 6px !important;
  margin-bottom: 6px !important;
}

body.mobile-compact .android-step-card--compact h3 {
  font-size: 12px !important;
}

body.mobile-compact .android-step-card--compact .android-step-card__badge {
  font-size: 10px !important;
}

body.mobile-compact .android-step-card--compact .android-step-card__media,
body.mobile-compact .android-step-card--compact button {
  width: 100% !important;
  height: auto !important;
  margin: 0 !important;
  padding: 0 !important;
  border: 1px solid var(--border) !important;
  border-radius: 8px !important;
  background: #F8FAFC !important;
}

body.mobile-compact .android-step-card--compact img {
  width: 100% !important;
  height: 88px !important;
  max-height: 88px !important;
  object-fit: cover !important;
  object-position: top center !important;
}

body.mobile-compact .android-step-card--compact p {
  display: none !important;
}

body.mobile-compact .android-tutorial-footnote {
  margin-top: 8px !important;
  font-size: 11px !important;
}

body.mobile-compact[data-page="android"] .android-step-flow--compact {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
}

body.mobile-compact[data-page="android"] .android-step-card--compact img {
  height: 88px !important;
  max-height: 88px !important;
  object-fit: cover !important;
}

body.mobile-compact .android-section-head h2::before,
body.mobile-compact .android-panel h2::before {
  display: none !important;
  content: none !important;
}

/* ============================================================
   v8 — 全站卡片紧凑（去无效留白）
   ============================================================ */
body.mobile-compact .content {
  padding: 10px 10px calc(88px + env(safe-area-inset-bottom)) !important;
}

body.mobile-compact .home-page,
body.mobile-compact .home-block,
body.mobile-compact .android-hero,
body.mobile-compact .ios-hero,
body.mobile-compact .card,
body.mobile-compact .m-panel,
body.mobile-compact .android-panel,
body.mobile-compact .ios-panel,
body.mobile-compact .faq-panel,
body.mobile-compact .guide-help-card,
body.mobile-compact .me-profile,
body.mobile-compact .video-main-card,
body.mobile-compact .resource-hub {
  gap: 8px !important;
}

body.mobile-compact .card,
body.mobile-compact .m-panel,
body.mobile-compact .android-panel.card,
body.mobile-compact .ios-panel.card,
body.mobile-compact .android-hero,
body.mobile-compact .ios-hero,
body.mobile-compact .me-profile,
body.mobile-compact .video-main-card,
body.mobile-compact .guide-help-card,
body.mobile-compact .m-notice,
body.mobile-compact .m-notice--compact {
  padding: 10px !important;
  margin-bottom: 8px !important;
  border-radius: 10px !important;
}

body.mobile-compact .m-section-title {
  margin-bottom: 6px !important;
  min-height: 0 !important;
}

body.mobile-compact .m-section-title > span {
  width: 26px !important;
  height: 26px !important;
  flex: 0 0 26px !important;
  border-radius: 7px !important;
}

body.mobile-compact .m-section-title h2 {
  font-size: 15px !important;
  font-weight: 600 !important;
}

body.mobile-compact .page-hero,
body.mobile-compact .page-hero--compact {
  margin-bottom: 4px !important;
  padding: 0 0 2px !important;
}

body.mobile-compact .page-hero h1,
body.mobile-compact .page-hero--compact h1 {
  font-size: 17px !important;
  margin-bottom: 2px !important;
}

body.mobile-compact .page-hero p,
body.mobile-compact .page-hero--compact p {
  font-size: 12px !important;
  line-height: 1.4 !important;
}

/* Hero 紧凑 */
body.mobile-compact .android-hero__head,
body.mobile-compact .ios-hero__title {
  grid-template-columns: 34px minmax(0, 1fr) !important;
  gap: 8px !important;
  align-items: center !important;
}

body.mobile-compact .android-hero__icon,
body.mobile-compact .ios-hero__apple {
  width: 34px !important;
  height: 34px !important;
  border-radius: 9px !important;
}

body.mobile-compact .android-hero__icon--mascot .brand-icon--android {
  width: 26px !important;
  height: 26px !important;
}

body.mobile-compact .android-hero h1,
body.mobile-compact .ios-hero h1 {
  margin: 0 0 2px !important;
  font-size: 16px !important;
  font-weight: 600 !important;
  line-height: 1.25 !important;
}

body.mobile-compact .android-hero p,
body.mobile-compact .ios-hero p {
  font-size: 12px !important;
  line-height: 1.35 !important;
}

body.mobile-compact .android-hero__actions,
body.mobile-compact .ios-hero__actions {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 6px !important;
  margin: 0 !important;
}

body.mobile-compact .android-hero__actions .btn,
body.mobile-compact .ios-hero__actions .btn {
  min-height: 32px !important;
  padding: 0 6px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  white-space: nowrap !important;
}

body.mobile-compact .android-hero__actions .btn .ui-icon,
body.mobile-compact .ios-hero__actions .btn .ui-icon {
  width: 14px !important;
  height: 14px !important;
}

/* 去掉冗余下载地址框 */
body.mobile-compact .android-download-box,
body.mobile-compact .m-download-row {
  display: none !important;
}

body.mobile-compact .android-alert {
  display: none !important;
}

/* 警告条单行 */
body.mobile-compact .m-warning,
body.mobile-compact .m-warning--compact {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  margin: 0 0 8px !important;
  padding: 6px 10px !important;
  border: 1px solid #FED7AA !important;
  border-left: 3px solid var(--orange) !important;
  border-radius: 8px !important;
  background: #FFFBF5 !important;
  color: #9A3412 !important;
  font-size: 11px !important;
  line-height: 1.4 !important;
}

body.mobile-compact .m-warning .ui-icon,
body.mobile-compact .m-warning--compact .ui-icon {
  width: 14px !important;
  height: 14px !important;
  flex: 0 0 auto !important;
}

body.mobile-compact .m-warning span,
body.mobile-compact .m-warning--compact span {
  min-width: 0 !important;
}

/* 公告紧凑 */
body.mobile-compact .m-notice h2 {
  font-size: 14px !important;
  margin-bottom: 2px !important;
}

body.mobile-compact .m-notice p {
  font-size: 12px !important;
  line-height: 1.4 !important;
}

body.mobile-compact .m-notice__icon {
  width: 30px !important;
  height: 30px !important;
}

body.mobile-compact .m-notice__actions .btn {
  min-height: 30px !important;
  padding: 0 10px !important;
  font-size: 12px !important;
}

/* 安装方式 */
body.mobile-compact .android-methods-lead {
  margin: 0 0 6px !important;
  padding: 8px 10px !important;
  font-size: 12px !important;
  line-height: 1.45 !important;
  border-radius: 8px !important;
}

body.mobile-compact .method-tabs {
  gap: 6px !important;
  margin-bottom: 6px !important;
}

body.mobile-compact .method-tab {
  min-height: 34px !important;
  padding: 0 10px !important;
  font-size: 12px !important;
}

body.mobile-compact .android-method-card ol {
  gap: 6px !important;
}

body.mobile-compact .android-method-card li {
  padding: 8px 10px !important;
  border-radius: 8px !important;
}

body.mobile-compact .android-method-card li span {
  width: 22px !important;
  height: 22px !important;
  font-size: 11px !important;
}

body.mobile-compact .android-method-card li p {
  font-size: 12px !important;
  line-height: 1.45 !important;
}

/* FAQ / 帮助卡片 */
body.mobile-compact .faq-q {
  min-height: 40px !important;
  padding: 8px 10px !important;
}

body.mobile-compact .faq-q__title {
  font-size: 13px !important;
}

body.mobile-compact .faq-a {
  padding: 0 10px 8px 40px !important;
}

body.mobile-compact .faq-a p {
  padding: 6px 8px !important;
  font-size: 12px !important;
  line-height: 1.45 !important;
}

body.mobile-compact .guide-help-card {
  padding: 10px !important;
  gap: 8px !important;
}

body.mobile-compact .guide-help-card h2 {
  font-size: 14px !important;
  margin-bottom: 2px !important;
}

body.mobile-compact .guide-help-card p,
body.mobile-compact .guide-help-card small {
  font-size: 12px !important;
}

body.mobile-compact .guide-help-card__head {
  width: 32px !important;
  height: 32px !important;
}

/* 我的页 */
body.mobile-compact .me-profile {
  grid-template-columns: 36px minmax(0, 1fr) !important;
  gap: 8px !important;
  padding: 10px !important;
  margin-bottom: 8px !important;
}

body.mobile-compact .me-profile__avatar {
  width: 36px !important;
  height: 36px !important;
}

body.mobile-compact .me-profile h1 {
  font-size: 16px !important;
  margin-bottom: 2px !important;
}

body.mobile-compact .me-profile p {
  font-size: 12px !important;
}

body.mobile-compact .me-menu {
  margin-bottom: 8px !important;
}

/* 首页卡片 */
body.mobile-compact .home-action-row,
body.mobile-compact .home-quick-card,
body.mobile-compact .home-platform-card,
body.mobile-compact .me-menu__item {
  padding: 8px !important;
  min-height: 0 !important;
}

body.mobile-compact .home-reminder {
  padding: 8px 10px !important;
}

body.mobile-compact .home-reminder__head h2 {
  font-size: 14px !important;
}

body.mobile-compact .home-reminder__head p {
  font-size: 12px !important;
}

body.mobile-compact .home-reminder__body li {
  font-size: 12px !important;
  line-height: 1.45 !important;
  padding: 4px 0 !important;
}

/* 视频页 */
body.mobile-compact .ios-install-video__tip {
  margin: 6px 0 0 !important;
  font-size: 11px !important;
}

body.mobile-compact .ios-install-video__player {
  max-height: 200px !important;
  border-radius: 8px !important;
}

body.mobile-compact .video-player__screen {
  min-height: 140px !important;
}

/* 通用按钮 */
body.mobile-compact .btn {
  min-height: 32px !important;
  padding: 0 12px !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  border-radius: 8px !important;
}

/* 底部操作栏隐藏（与 Hero 重复） */
body.mobile-compact .android-bottom-actions {
  display: none !important;
}

/* 视频页 — 搜索 + 投稿 */
.video-search {
  position: relative;
  margin-bottom: 8px;
}

.video-search__icon {
  position: absolute;
  left: 12px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--muted);
  pointer-events: none;
}

.video-search input {
  width: 100%;
  height: 40px;
  padding: 0 12px 0 38px;
  border: 1px solid var(--border);
  border-radius: 999px;
  background: var(--card);
  color: var(--title);
  font: inherit;
  font-size: 13px;
  outline: none;
  box-shadow: var(--shadow);
}

.video-search input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(22, 119, 255, 0.1);
}

body.mobile-compact .video-search {
  margin-bottom: 8px !important;
}

body.mobile-compact .video-search input {
  height: 38px !important;
  font-size: 13px !important;
}

.video-search-empty {
  margin-bottom: 8px;
}

body.mobile-compact .video-tab-btn.is-active.video-tab-btn--submit {
  border-color: var(--primary) !important;
  background: var(--primary) !important;
  background-image: none !important;
  color: #fff !important;
  box-shadow: none !important;
}

.video-category-card__thumb {
  display: block;
  width: 36px;
  height: 36px;
  overflow: hidden;
  border-radius: 8px;
  flex: 0 0 auto;
}

.video-category-card__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.video-player__screen video {
  width: 100%;
  height: 100%;
  max-height: 200px;
  border-radius: 8px;
  background: #000;
  object-fit: contain;
}

.video-submit-panel {
  padding: 10px !important;
  margin-bottom: 8px !important;
}

.video-submit-form__row {
  display: grid;
  grid-template-columns: 88px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
}

.video-submit-cover {
  display: block;
  cursor: pointer;
}

.video-submit-cover__box,
.video-submit-cover__img {
  display: grid;
  place-items: center;
  width: 88px;
  height: 88px;
  border: 1px dashed #BBD7FF;
  border-radius: 10px;
  background: var(--primary-light);
  color: var(--primary);
  overflow: hidden;
}

.video-submit-cover__box em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 11px;
  color: var(--text);
}

.video-submit-cover__img {
  width: 88px;
  height: 88px;
  object-fit: cover;
}

.video-submit-form__fields {
  display: grid;
  gap: 8px;
}

.video-submit-field {
  display: grid;
  gap: 4px;
}

.video-submit-field > span {
  font-size: 12px;
  font-weight: 600;
  color: var(--title);
}

.video-submit-field input {
  width: 100%;
  height: 34px;
  padding: 0 10px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: #fff;
  font: inherit;
  font-size: 13px;
}

.video-submit-field--file em {
  display: block;
  margin-top: 4px;
  font-style: normal;
  font-size: 11px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.video-submit-file-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  min-height: 32px;
  padding: 0 10px;
  border: 1px solid #BBD7FF;
  border-radius: 8px;
  background: #fff;
  color: var(--primary);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
}

.video-submit-form__actions {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.video-submit-form__actions .btn {
  flex: 1 1 auto;
}

.video-submit-manage {
  margin-top: 12px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.video-submit-manage__title {
  margin-bottom: 8px !important;
}

.video-submit-list {
  display: grid;
  gap: 8px;
}

.video-submit-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 8px;
  align-items: center;
  padding: 8px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fff;
}

.video-submit-item__play {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  padding: 0;
  border: 0;
  background: transparent;
  text-align: left;
  cursor: pointer;
}

.video-submit-item__cover {
  display: grid;
  place-items: center;
  width: 48px;
  height: 48px;
  overflow: hidden;
  border-radius: 8px;
  background: var(--primary-light);
  color: var(--primary);
}

.video-submit-item__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.video-submit-item__body strong {
  display: block;
  font-size: 13px;
  color: var(--title);
}

.video-submit-item__body em,
.video-submit-item__body small {
  display: block;
  font-style: normal;
  font-size: 11px;
  color: var(--muted);
}

.video-submit-item__actions {
  display: grid;
  gap: 6px;
}

.btn--xs {
  min-height: 28px !important;
  padding: 0 8px !important;
  font-size: 11px !important;
}

.video-submit-empty {
  padding: 16px 10px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.video-submit-empty strong {
  display: block;
  margin-bottom: 4px;
  color: var(--title);
  font-size: 13px;
}

body.mobile-compact .video-main-card .video-notes {
  display: none !important;
}

/* 需求反馈 */
.req-note {
  margin-bottom: 10px;
  padding: 10px 12px;
  font-size: 12px;
  color: var(--muted);
}

.req-note strong {
  color: var(--title);
}

.req-form {
  display: grid;
  gap: 10px;
  margin-bottom: 12px;
}

.req-form h2,
.req-list-head h2 {
  margin: 0;
  font-size: 15px;
  color: var(--title);
}

.req-field {
  display: grid;
  gap: 6px;
}

.req-field span {
  font-size: 12px;
  font-weight: 600;
  color: var(--title);
}

.req-field input,
.req-field textarea {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 12px;
  font: inherit;
  background: #fff;
}

.req-field textarea {
  min-height: 110px;
  resize: vertical;
}

.req-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  pointer-events: none;
}

.req-submit {
  width: 100%;
  justify-content: center;
}

.req-tip {
  margin: 0;
  font-size: 11px;
  color: var(--muted);
}

.req-list-wrap {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.req-list-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
}

.req-list {
  display: grid;
  gap: 8px;
}

.req-item__head {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.req-item__head h3 {
  margin: 0;
  font-size: 14px;
  line-height: 1.4;
}

.req-status {
  flex-shrink: 0;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 700;
}

.req-status--pending {
  background: #fff7e6;
  color: #d46b08;
}

.req-status--done {
  background: #e6f4ff;
  color: #1677ff;
}

.req-item__meta {
  margin: 6px 0 0;
  font-size: 11px;
  color: var(--muted);
}

.req-item__content {
  margin: 8px 0 0;
  font-size: 13px;
  line-height: 1.6;
  color: var(--text);
  white-space: pre-wrap;
}

.req-item__reply {
  margin-top: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  background: #f6ffed;
  border: 1px solid #b7eb8f;
}

.req-item__reply strong {
  display: block;
  margin-bottom: 4px;
  font-size: 12px;
  color: #389e0d;
}

.req-item__reply p {
  margin: 0;
  font-size: 13px;
  line-height: 1.6;
  white-space: pre-wrap;
}

.req-item__reply small {
  display: block;
  margin-top: 6px;
  color: var(--muted);
  font-size: 11px;
}

.req-empty {
  padding: 18px 12px;
  border: 1px dashed var(--border);
  border-radius: 10px;
  text-align: center;
  color: var(--muted);
  font-size: 12px;
}

.req-empty strong {
  display: block;
  margin-bottom: 4px;
  color: var(--title);
  font-size: 13px;
}

body.mobile-compact .home-quick-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr));
}

/* 4399 游戏盒 */
.gamebox-promo {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr) auto;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  background: linear-gradient(135deg, #ff6b35 0%, #ff8f45 55%, #ffb347 100%);
  box-shadow: 0 10px 24px rgba(255, 107, 53, .28);
}

.gamebox-promo__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: 14px;
  background: rgba(255, 255, 255, .18);
  color: #fff;
}

.gamebox-promo__icon .ui-icon {
  width: 26px;
  height: 26px;
}

.gamebox-promo__body strong {
  display: block;
  color: #fff;
  font-size: 18px;
  line-height: 1.2;
}

.gamebox-promo__body em {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, .88);
  font-style: normal;
  font-size: 12px;
}

.gamebox-promo__cta {
  padding: 8px 14px;
  border-radius: 999px;
  background: #fff;
  color: #ea580c;
  font-size: 13px;
  font-weight: 800;
}

.page-gamebox .content {
  display: flex;
  flex-direction: column;
  padding: 0 !important;
  overflow: hidden;
}

.gamebox-page {
  display: flex;
  flex: 1;
  flex-direction: column;
  min-height: 0;
  height: 100%;
}

.gamebox-toolbar {
  display: flex;
  flex-shrink: 0;
  flex-direction: column;
  align-items: stretch;
  gap: 8px;
  margin: 0;
  padding: 8px 10px;
  border-radius: 0;
  border-left: 0;
  border-right: 0;
  box-shadow: none;
}

.gamebox-toolbar p {
  margin: 0;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.gamebox-toolbar__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gamebox-frame-wrap {
  flex: 1;
  min-height: 0;
  margin: 0;
  padding: 0 10px 8px;
  overflow: hidden;
}

.gamebox-frame {
  display: block;
  width: 100%;
  height: 100%;
  min-height: 0;
  border: 0;
  border-radius: 10px;
  background: #fff;
  box-shadow: inset 0 0 0 1px var(--border);
}

.gamebox-toolbar--ios {
  border-color: #fed7aa;
  background: linear-gradient(180deg, #fffbf5 0%, #fff 100%);
}

.gamebox-toolbar--ios p strong {
  color: #ea580c;
}

@media (min-width: 901px) {
  .page-gamebox .content {
    min-height: calc(100vh - 120px);
    overflow: hidden;
  }

  .gamebox-toolbar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    margin: 10px 11px 0;
    padding: 10px 12px;
    border-radius: 12px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
  }

  .gamebox-frame-wrap {
    margin: 10px 11px 24px;
    padding: 0;
  }

  .gamebox-frame {
    min-height: calc(100vh - 240px);
    border-radius: 12px;
  }
}

/* 底部 Tab 六栏对齐修复 */
body.mobile-compact .mobile-tabbar {
  grid-template-columns: repeat(5, minmax(0, 1fr)) !important;
  width: min(100%, 480px) !important;
  max-width: 480px !important;
  margin-left: auto !important;
  margin-right: auto !important;
}

body.mobile-compact .mobile-tabbar a {
  display: flex !important;
  flex-direction: column !important;
  align-items: center !important;
  justify-content: center !important;
  gap: 2px !important;
  width: 100% !important;
  min-width: 0 !important;
  padding: 2px 0 !important;
  text-align: center !important;
}

body.mobile-compact .mobile-tabbar span {
  display: inline-flex !important;
  align-items: center !important;
  justify-content: center !important;
  flex-shrink: 0 !important;
  width: 28px !important;
  height: 26px !important;
  border-radius: 10px !important;
}

body.mobile-compact .mobile-tabbar .ui-icon {
  width: 20px !important;
  height: 20px !important;
}

body.mobile-compact .mobile-tabbar strong {
  display: block !important;
  width: 100% !important;
  max-width: 100% !important;
  overflow: hidden !important;
  text-align: center !important;
  text-overflow: ellipsis !important;
  white-space: nowrap !important;
  font-size: 10px !important;
  line-height: 1.2 !important;
  font-weight: 600 !important;
}

body.mobile-compact .mobile-tabbar a.is-active span {
  background: transparent !important;
  box-shadow: none !important;
  color: var(--primary) !important;
}

/* 游戏盒页：锁定视口，iframe 填满剩余区域，不被底栏遮挡 */
body.page-gamebox {
  overflow: hidden;
  height: 100dvh;
}

body.page-gamebox .app {
  height: 100dvh;
  min-height: 0;
}

body.page-gamebox .main {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 0;
}

body.page-gamebox .topbar {
  flex-shrink: 0;
}

body.page-gamebox.mobile-compact .content,
body.page-gamebox .content {
  flex: 1;
  display: flex !important;
  flex-direction: column !important;
  min-height: 0 !important;
  max-width: none !important;
  width: 100% !important;
  overflow: hidden !important;
  padding: 0 !important;
  padding-bottom: calc(66px + env(safe-area-inset-bottom)) !important;
  box-sizing: border-box !important;
}

body.page-gamebox .gamebox-page {
  height: 100%;
  min-height: 0;
}

body.page-gamebox .gamebox-frame {
  min-height: 0 !important;
  height: 100% !important;
}

/* 视频教程列表：顶部 #1#2#3 三列，其余双列，统一卡片高度 */
body.mobile-compact .video-list-wrap {
  display: flex !important;
  flex-direction: column !important;
  gap: 0 !important;
}

body.mobile-compact .video-list-wrap[hidden],
body.mobile-compact #videoListGrid[hidden] {
  display: none !important;
}

body.mobile-compact #videoSubmitPanel[hidden] {
  display: none !important;
}

body.mobile-compact .video-list-featured {
  display: none !important;
}

body.mobile-compact .video-list-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  grid-auto-rows: min-content !important;
  align-items: stretch !important;
  gap: 0 !important;
  overflow: hidden !important;
  border: 1px solid var(--border) !important;
  border-radius: 10px !important;
  background: var(--card) !important;
}

body.mobile-compact .video-list-grid .video-category-card--simple {
  align-self: stretch !important;
  border-radius: 0 !important;
  border: 0 !important;
  border-right: 1px solid var(--border) !important;
  border-bottom: 1px solid var(--border) !important;
}

body.mobile-compact .video-list-grid .video-category-card--simple:nth-child(2n) {
  border-right: 0 !important;
}

body.mobile-compact .video-list-grid .video-category-card--simple:last-child {
  border-bottom: 0 !important;
}

body.mobile-compact .video-list-grid .video-category-card--simple:nth-last-child(2):nth-child(odd) {
  border-bottom: 0 !important;
}

body.mobile-compact .video-category-card.video-category-card--simple {
  display: grid !important;
  grid-template-columns: 26px minmax(0, 1fr) !important;
  grid-template-rows: auto !important;
  align-items: start !important;
  align-self: stretch !important;
  gap: 0 8px !important;
  width: 100% !important;
  box-sizing: border-box !important;
  min-height: 0 !important;
  height: auto !important;
  padding: 8px 8px 8px 7px !important;
  overflow: hidden !important;
  border-radius: 0 !important;
  border: 0 !important;
  background: var(--card) !important;
  box-shadow: none !important;
  text-align: left !important;
}

body.mobile-compact .video-category-card__step {
  display: grid !important;
  place-items: center !important;
  width: 22px !important;
  height: 22px !important;
  border-radius: 6px !important;
  flex-shrink: 0 !important;
  font-size: 11px !important;
  font-weight: 800 !important;
  line-height: 1 !important;
}

body.mobile-compact .video-category-card--green .video-category-card__step {
  background: #dcfce7 !important;
  color: #16a34a !important;
}

body.mobile-compact .video-category-card--blue .video-category-card__step,
body.mobile-compact .video-category-card--purple .video-category-card__step {
  background: #ede9fe !important;
  color: #7c3aed !important;
}

body.mobile-compact .video-category-card--orange .video-category-card__step {
  background: #ffedd5 !important;
  color: #ea580c !important;
}

body.mobile-compact .video-category-card__mini-icon {
  display: grid !important;
  place-items: center !important;
  width: 30px !important;
  height: 30px !important;
  border-radius: 8px !important;
  flex-shrink: 0 !important;
}

body.mobile-compact .video-category-card__mini-icon .ui-icon {
  width: 16px !important;
  height: 16px !important;
}

body.mobile-compact .video-category-card--green .video-category-card__mini-icon {
  background: #dcfce7 !important;
  color: #16a34a !important;
}

body.mobile-compact .video-category-card--blue .video-category-card__mini-icon,
body.mobile-compact .video-category-card--purple .video-category-card__mini-icon {
  background: #ede9fe !important;
  color: #7c3aed !important;
}

body.mobile-compact .video-category-card--orange .video-category-card__mini-icon {
  background: #ffedd5 !important;
  color: #ea580c !important;
}

body.mobile-compact .video-category-card--simple .video-category-card__body {
  display: block !important;
  min-width: 0 !important;
  min-height: 0 !important;
}

body.mobile-compact .video-category-card--simple .video-category-card__body h3,
body.mobile-compact .video-category-card--simple h3 {
  margin: 0 !important;
  font-size: 12px !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  white-space: normal !important;
  overflow: hidden !important;
  text-overflow: ellipsis !important;
  word-break: break-word !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
}

body.mobile-compact .video-category-card--simple .video-category-card__body p,
body.mobile-compact .video-category-card--simple p {
  display: -webkit-box !important;
  margin: 3px 0 0 !important;
  font-size: 10px !important;
  line-height: 1.35 !important;
  color: var(--muted) !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
  white-space: normal !important;
  word-break: break-word !important;
}

body.mobile-compact .video-category-card--simple .video-card-meta {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 3px !important;
  margin-top: 4px !important;
  margin-bottom: 0 !important;
}

body.mobile-compact .video-category-card--simple .video-card-meta time {
  display: none !important;
}

body.mobile-compact .video-player__meta small {
  display: none !important;
}

body.mobile-compact .video-category-card--simple.is-active {
  border-color: transparent !important;
  background: #f8fbff !important;
  box-shadow: inset 0 0 0 1px #bbd7ff !important;
  z-index: 1 !important;
}

/* 首页：平台卡片 + 快速入口布局修复 */
body.mobile-compact .home-platform-grid {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: 8px !important;
}

body.mobile-compact .home-platform-card::after {
  content: none !important;
  display: none !important;
}

body.mobile-compact .home-platform-card {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  gap: 10px !important;
  grid-template-columns: unset !important;
  grid-template-rows: unset !important;
  min-height: 0 !important;
  height: auto !important;
  padding: 10px !important;
  overflow: hidden !important;
  border: 1px solid var(--border) !important;
  border-radius: 12px !important;
  background: var(--card) !important;
  box-shadow: var(--shadow) !important;
  text-decoration: none !important;
  color: inherit !important;
}

body.mobile-compact .home-platform-card--android {
  border-color: #bfdbfe !important;
  background: linear-gradient(135deg, #f0f9ff, #fff) !important;
}

body.mobile-compact .home-platform-card--ios {
  border-color: #ddd6fe !important;
  background: linear-gradient(135deg, #faf5ff, #fff) !important;
}

body.mobile-compact .home-platform-card__icon {
  flex: 0 0 38px !important;
  display: grid !important;
  place-items: center !important;
  width: 38px !important;
  height: 38px !important;
  grid-row: auto !important;
  border: 1px solid var(--border) !important;
  border-radius: 10px !important;
  background: #fff !important;
  color: var(--primary) !important;
}

body.mobile-compact .home-platform-card--ios .home-platform-card__icon {
  color: #7c3aed !important;
}

body.mobile-compact .home-platform-card__icon .ui-icon,
body.mobile-compact .home-platform-card__icon--mascot .brand-icon--android {
  width: 22px !important;
  height: 22px !important;
}

body.mobile-compact .home-platform-card__body {
  flex: 1 1 auto !important;
  min-width: 0 !important;
  display: block !important;
}

body.mobile-compact .home-platform-card__title-row {
  display: flex !important;
  flex-wrap: wrap !important;
  align-items: center !important;
  gap: 4px !important;
}

body.mobile-compact .home-platform-card h3 {
  margin: 0 !important;
  font-size: 13px !important;
  line-height: 1.25 !important;
  font-weight: 700 !important;
  white-space: normal !important;
  word-break: break-word !important;
}

body.mobile-compact .home-platform-card p {
  margin: 4px 0 0 !important;
  font-size: 10px !important;
  line-height: 1.4 !important;
  color: var(--muted) !important;
  white-space: normal !important;
  word-break: break-word !important;
  display: -webkit-box !important;
  -webkit-line-clamp: 2 !important;
  -webkit-box-orient: vertical !important;
  overflow: hidden !important;
}

body.mobile-compact .home-platform-card .u-tag {
  display: inline-flex !important;
  align-items: center !important;
  flex-shrink: 0 !important;
  height: 18px !important;
  padding: 0 6px !important;
  font-size: 10px !important;
  font-weight: 700 !important;
  line-height: 1 !important;
}

body.mobile-compact .home-platform-card__body > span:not(.u-tag) {
  display: none !important;
}

body.mobile-compact .home-platform-card__arrow {
  display: none !important;
}

body.mobile-compact .home-quick-grid {
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body.mobile-compact .home-quick-card {
  display: grid !important;
  grid-template-columns: 34px minmax(0, 1fr) !important;
  grid-template-rows: auto !important;
  align-items: center !important;
  gap: 8px !important;
  min-height: 58px !important;
  padding: 10px !important;
  text-decoration: none !important;
  color: inherit !important;
}

body.mobile-compact .home-quick-card__icon {
  width: 34px !important;
  height: 34px !important;
  border-radius: 10px !important;
}

body.mobile-compact .home-quick-card__icon .ui-icon {
  width: 18px !important;
  height: 18px !important;
}

body.mobile-compact .home-quick-card__text {
  min-width: 0 !important;
}

body.mobile-compact .home-quick-card__text strong {
  display: block !important;
  overflow: hidden !important;
  font-size: 13px !important;
  line-height: 1.3 !important;
  font-weight: 600 !important;
  white-space: normal !important;
  word-break: break-word !important;
}

body.mobile-compact .home-quick-card__text em {
  display: block !important;
  margin-top: 2px !important;
  overflow: hidden !important;
  font-size: 11px !important;
  line-height: 1.35 !important;
  color: var(--muted) !important;
  white-space: normal !important;
  word-break: break-word !important;
}

body.mobile-compact .home-quick-card__arrow {
  display: none !important;
}

/* 首页顶栏：logo / 客服 / 购物车 / 菜单 单行四列 */
body[data-page="home"].mobile-compact .mobile-app-header--brand {
  grid-template-columns: minmax(0, 1fr) auto auto 34px !important;
  grid-auto-flow: column !important;
  align-items: center !important;
  gap: 6px !important;
  min-height: 52px !important;
  padding: 8px 12px !important;
}

body[data-page="home"].mobile-compact .mobile-app-header--brand > * {
  grid-row: 1 !important;
}

body[data-page="home"].mobile-compact .topbar {
  min-height: 52px !important;
}

/* 视频播放兼容 */
body.mobile-compact .video-player__screen,
body.mobile-compact .ios-install-video__screen {
  display: grid !important;
  place-items: center !important;
  width: 100% !important;
  min-height: 0 !important;
  overflow: hidden !important;
  background: #0f172a !important;
  border-radius: 12px !important;
}

body.mobile-compact .video-player__screen video,
body.mobile-compact .ios-install-video__screen video,
body.mobile-compact .ios-install-video__player {
  display: block !important;
  width: 100% !important;
  max-height: 52vh !important;
  background: #000 !important;
  object-fit: contain !important;
}

body.mobile-compact .video-player__placeholder {
  display: grid !important;
  place-items: center !important;
  width: 100% !important;
  aspect-ratio: 16 / 10 !important;
  color: #fff !important;
}

body.mobile-compact .video-player__loading {
  display: none !important;
}

body.mobile-compact[data-page="video"] .video-player__loading,
body.mobile-compact[data-page="ios"] .video-player__loading {
  display: none !important;
}

body.mobile-compact .video-player__loading span {
  font-size: 12px !important;
  color: #cbd5e1 !important;
}

body.mobile-compact .video-player__error {
  display: grid !important;
  gap: 8px !important;
  justify-items: center !important;
  width: 100% !important;
  padding: 24px 16px !important;
  text-align: center !important;
  color: #fff !important;
}

body.mobile-compact .video-player__error strong {
  font-size: 14px !important;
}

body.mobile-compact .video-player__error span {
  font-size: 12px !important;
  color: #cbd5e1 !important;
}

/* 首页平台卡片最终锁定（覆盖旧版 grid / ::after 箭头） */
body.mobile-compact[data-page="home"] .home-platform-card::after,
body.mobile-compact .home-platform-card::after {
  content: none !important;
  display: none !important;
}

body.mobile-compact[data-page="home"] .home-platform-card {
  display: flex !important;
  flex-direction: row !important;
  align-items: center !important;
  height: auto !important;
  min-height: 0 !important;
  grid-template-columns: unset !important;
  grid-template-rows: unset !important;
}

body.mobile-compact[data-page="home"] .home-platform-card__icon {
  grid-row: auto !important;
  flex: 0 0 38px !important;
}

body.mobile-compact[data-page="home"] .home-platform-card .u-tag {
  display: inline-flex !important;
}

body.mobile-compact[data-page="home"] .home-platform-grid {
  grid-template-columns: 1fr !important;
}

/* 快速入口 — 首页锁定两列横排（覆盖旧版四列窄条竖排） */
body.mobile-compact[data-page="home"] .home-quick-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body.mobile-compact[data-page="home"] .home-quick-card {
  display: grid !important;
  grid-template-columns: 34px minmax(0, 1fr) !important;
  grid-template-rows: auto !important;
  grid-auto-flow: row !important;
  align-items: center !important;
  justify-items: stretch !important;
  gap: 8px !important;
  min-height: 58px !important;
  padding: 10px !important;
  text-align: left !important;
}

body.mobile-compact[data-page="home"] .home-quick-card__icon {
  grid-column: 1 !important;
  grid-row: 1 !important;
  width: 34px !important;
  height: 34px !important;
  flex-shrink: 0 !important;
}

body.mobile-compact[data-page="home"] .home-quick-card__text {
  grid-column: 2 !important;
  grid-row: 1 !important;
  min-width: 0 !important;
  overflow: hidden !important;
}

body.mobile-compact[data-page="home"] .home-quick-card__text strong {
  display: block !important;
  font-size: 13px !important;
  line-height: 1.3 !important;
  font-weight: 600 !important;
  white-space: normal !important;
  word-break: break-word !important;
  writing-mode: horizontal-tb !important;
}

body.mobile-compact[data-page="home"] .home-quick-card__text em {
  display: block !important;
  margin-top: 2px !important;
  font-style: normal !important;
  font-size: 11px !important;
  line-height: 1.35 !important;
  color: var(--muted) !important;
  white-space: normal !important;
  word-break: break-word !important;
  writing-mode: horizontal-tb !important;
}

body.mobile-compact[data-page="home"] .home-quick-card__arrow {
  display: none !important;
}

/* QQ / 视频页播放器：预览封面 + 轻触播放（不依赖 mobile-compact） */
@keyframes zmxy-preview-spin {
  to { transform: rotate(360deg); }
}

body[data-page="video"] .video-player__screen.has-qq-player,
body[data-page="ios"] .video-player__screen.has-qq-player,
body[data-page="video"] .video-player__screen:has(.video-player__qq-wrap),
body[data-page="ios"] .video-player__screen:has(.video-player__qq-wrap),
body.mobile-compact .video-player__screen.has-qq-player,
body.mobile-compact .video-player__screen:has(.video-player__qq-wrap) {
  display: block !important;
  aspect-ratio: auto !important;
  min-height: 0 !important;
  padding: 0 !important;
  background: transparent !important;
  border-radius: 0 !important;
}

body[data-page="video"] .video-player:has(.video-player__qq-wrap),
body[data-page="ios"] .video-player:has(.video-player__qq-wrap),
body.mobile-compact .video-player:has(.video-player__qq-wrap) {
  display: block !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
  grid-template-columns: 1fr !important;
}

body[data-page="video"] .video-player:has(.video-player__qq-wrap) .video-player__meta,
body[data-page="ios"] .video-player:has(.video-player__qq-wrap) .video-player__meta,
body.mobile-compact .video-player:has(.video-player__qq-wrap) .video-player__meta {
  display: none !important;
}

body[data-page="video"] .video-player__qq-wrap,
body[data-page="ios"] .video-player__qq-wrap,
body.mobile-compact .video-player__qq-wrap {
  display: block !important;
  width: 100% !important;
}

body[data-page="video"] .video-player__qq-card,
body[data-page="ios"] .video-player__qq-card,
body.mobile-compact .video-player__qq-card {
  padding: 12px !important;
  border: 1px solid #e8edf5 !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.04) !important;
}

body[data-page="video"] .video-player__qq-preview,
body[data-page="ios"] .video-player__qq-preview,
body.mobile-compact .video-player__qq-preview {
  position: relative !important;
  display: block !important;
  width: 100% !important;
  padding: 0 !important;
  border: 0 !important;
  border-radius: 12px !important;
  overflow: hidden !important;
  aspect-ratio: 16 / 10 !important;
  min-height: 180px !important;
  background: #0f172a !important;
  cursor: pointer !important;
  text-align: left !important;
}

body[data-page="video"] .video-player__qq-label,
body[data-page="ios"] .video-player__qq-label,
body.mobile-compact .video-player__qq-label {
  position: absolute !important;
  z-index: 4 !important;
  padding: 0 !important;
  color: #1677ff !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  line-height: 1.3 !important;
  pointer-events: none !important;
  text-shadow: 0 1px 2px rgba(255, 255, 255, 0.85) !important;
}

body[data-page="video"] .video-player__qq-label--top,
body[data-page="ios"] .video-player__qq-label--top,
body.mobile-compact .video-player__qq-label--top {
  top: 10px !important;
  left: 10px !important;
}

body[data-page="video"] .video-player__qq-label--bottom,
body[data-page="ios"] .video-player__qq-label--bottom,
body.mobile-compact .video-player__qq-label--bottom {
  left: 10px !important;
  bottom: 10px !important;
}

body[data-page="video"] .video-player__qq-loading,
body[data-page="ios"] .video-player__qq-loading,
body.mobile-compact .video-player__qq-loading {
  position: absolute !important;
  inset: 0 !important;
  z-index: 2 !important;
  display: grid !important;
  place-items: center !important;
  background: rgba(15, 23, 42, 0.45) !important;
  transition: opacity 0.25s ease !important;
}

body[data-page="video"] .video-player__qq-preview.is-ready .video-player__qq-loading,
body[data-page="ios"] .video-player__qq-preview.is-ready .video-player__qq-loading,
body[data-page="video"] .video-player__qq-preview.is-fallback .video-player__qq-loading,
body[data-page="ios"] .video-player__qq-preview.is-fallback .video-player__qq-loading,
body.mobile-compact .video-player__qq-preview.is-ready .video-player__qq-loading,
body.mobile-compact .video-player__qq-preview.is-fallback .video-player__qq-loading {
  opacity: 0 !important;
  pointer-events: none !important;
}

body[data-page="video"] .video-player__qq-spinner,
body[data-page="ios"] .video-player__qq-spinner,
body.mobile-compact .video-player__qq-spinner {
  width: 26px !important;
  height: 26px !important;
  border: 2px solid rgba(255, 255, 255, 0.18) !important;
  border-top-color: #60a5fa !important;
  border-radius: 50% !important;
  animation: zmxy-preview-spin 0.75s linear infinite !important;
}

body[data-page="video"] .video-player__qq-preview-video,
body[data-page="ios"] .video-player__qq-preview-video,
body.mobile-compact .video-player__qq-preview-video {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  object-fit: cover !important;
  pointer-events: none !important;
  background: #0f172a !important;
  opacity: 0 !important;
  transition: opacity 0.35s ease !important;
}

body[data-page="video"] .video-player__qq-preview.is-ready .video-player__qq-preview-video,
body[data-page="ios"] .video-player__qq-preview.is-ready .video-player__qq-preview-video,
body.mobile-compact .video-player__qq-preview.is-ready .video-player__qq-preview-video {
  opacity: 1 !important;
}

body[data-page="video"] .video-player__qq-preview-video::-webkit-media-controls,
body[data-page="ios"] .video-player__qq-preview-video::-webkit-media-controls,
body.mobile-compact .video-player__qq-preview-video::-webkit-media-controls {
  display: none !important;
}

body[data-page="video"] .video-player__qq-body,
body[data-page="ios"] .video-player__qq-body,
body.mobile-compact .video-player__qq-body {
  margin-top: 10px !important;
}

body[data-page="video"] .video-player__qq-title,
body[data-page="ios"] .video-player__qq-title,
body.mobile-compact .video-player__qq-title {
  margin: 0 0 4px !important;
  color: #0f172a !important;
  font-size: 16px !important;
  font-weight: 700 !important;
  line-height: 1.35 !important;
}

body[data-page="video"] .video-player__qq-desc,
body[data-page="ios"] .video-player__qq-desc,
body.mobile-compact .video-player__qq-desc {
  margin: 0 !important;
  color: #64748b !important;
  font-size: 13px !important;
  line-height: 1.5 !important;
}

body[data-page="video"] .video-player__qq-inline,
body[data-page="ios"] .video-player__qq-inline,
body.mobile-compact .video-player__qq-inline {
  border-radius: 12px !important;
  overflow: hidden !important;
  background: #000 !important;
}

body[data-page="video"] .video-player__qq-inline-video,
body[data-page="ios"] .video-player__qq-inline-video,
body.mobile-compact .video-player__qq-inline-video {
  display: block !important;
  width: 100% !important;
  max-height: min(56vh, 420px) !important;
  min-height: 200px !important;
  background: #000 !important;
  object-fit: contain !important;
}

body[data-page="video"] .video-player__qq-fullscreen,
body[data-page="ios"] .video-player__qq-fullscreen,
body.mobile-compact .video-player__qq-fullscreen {
  display: block !important;
  width: 100% !important;
  margin: 0 !important;
  padding: 10px !important;
  border: 0 !important;
  border-top: 1px solid rgba(255, 255, 255, 0.08) !important;
  background: #111827 !important;
  color: #e2e8f0 !important;
  font-size: 13px !important;
  font-weight: 600 !important;
  cursor: pointer !important;
}

body[data-page="video"] .video-player__qq-wrap.is-playing .video-player__qq-card,
body[data-page="ios"] .video-player__qq-wrap.is-playing .video-player__qq-card,
body.mobile-compact .video-player__qq-wrap.is-playing .video-player__qq-card {
  padding: 0 !important;
  border: 0 !important;
  box-shadow: none !important;
  background: transparent !important;
}

body[data-page="ios"] .ios-install-video__screen.has-qq-player,
body[data-page="ios"] .ios-install-video__screen:has(.video-player__qq-wrap--install) {
  display: block !important;
  padding: 0 !important;
  background: transparent !important;
  border-radius: 0 !important;
}

body[data-page="ios"] .video-player__qq-wrap--install .video-player__qq-head,
body.mobile-compact .video-player__qq-wrap--install .video-player__qq-head {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin-bottom: 10px !important;
}

body[data-page="ios"] .video-player__qq-wrap--install .video-player__qq-head-icon,
body.mobile-compact .video-player__qq-wrap--install .video-player__qq-head-icon {
  display: grid !important;
  place-items: center !important;
  width: 28px !important;
  height: 28px !important;
  border-radius: 8px !important;
  background: #1677ff !important;
  color: #fff !important;
  flex-shrink: 0 !important;
}

body[data-page="ios"] .video-player__qq-wrap--install .video-player__qq-head-title,
body.mobile-compact .video-player__qq-wrap--install .video-player__qq-head-title {
  margin: 0 !important;
  color: #0f172a !important;
  font-size: 16px !important;
  font-weight: 700 !important;
}

body[data-page="ios"] .video-player__qq-inline--show,
body.mobile-compact .video-player__qq-inline--show {
  display: block !important;
  border-radius: 12px !important;
  overflow: hidden !important;
  background: #000 !important;
}

body[data-page="ios"] .ios-install-video-panel .ios-install-video__tip:not(.video-player__qq-desc) {
  display: none !important;
}

/* Enterprise tutorial body pass: blue-white, flat, compact content. */
body[data-page="home"],
body[data-page="android"],
body[data-page="ios"],
body[data-page="video"],
body[data-page="image"],
body[data-page="guide"],
body[data-page="faq"],
body[data-page="changelog"] {
  background: #f5f7fa !important;
}

body[data-page="home"] .content,
body[data-page="android"] .content,
body[data-page="ios"] .content,
body[data-page="video"] .content,
body[data-page="image"] .content,
body[data-page="guide"] .content,
body[data-page="faq"] .content,
body[data-page="changelog"] .content {
  background: #f5f7fa !important;
}

body[data-page="home"] #pageContent,
body[data-page="android"] #pageContent,
body[data-page="ios"] #pageContent,
body[data-page="video"] #pageContent,
body[data-page="image"] #pageContent,
body[data-page="guide"] #pageContent,
body[data-page="faq"] #pageContent,
body[data-page="changelog"] #pageContent {
  color: #0f172a !important;
}

body[data-page="home"] #pageContent .card,
body[data-page="android"] #pageContent .card,
body[data-page="ios"] #pageContent .card,
body[data-page="video"] #pageContent .card,
body[data-page="image"] #pageContent .card,
body[data-page="guide"] #pageContent .card,
body[data-page="faq"] #pageContent .card,
body[data-page="changelog"] #pageContent .card,
body[data-page="home"] .m-notice,
body[data-page="home"] .home-block,
body[data-page="home"] .home-platform-card,
body[data-page="home"] .home-action-row,
body[data-page="home"] .home-quick-card,
body[data-page="home"] .home-reminder,
body[data-page="home"] .gamebox-promo,
body[data-page="android"] .android-hero,
body[data-page="android"] .android-panel,
body[data-page="android"] .android-method-card,
body[data-page="android"] .android-step-card,
body[data-page="android"] .android-tip-card,
body[data-page="ios"] .ios-hero,
body[data-page="ios"] .ios-panel,
body[data-page="ios"] .ios-notice-card,
body[data-page="video"] .page-hero,
body[data-page="video"] .video-main-card,
body[data-page="video"] .video-category-card,
body[data-page="video"] .video-submit-panel,
body[data-page="image"] .page-hero,
body[data-page="guide"] .page-hero,
body[data-page="image"] .guide-empty,
body[data-page="guide"] .guide-empty,
body[data-page="image"] .guide-help-card,
body[data-page="guide"] .guide-help-card,
body[data-page="faq"] .page-hero,
body[data-page="faq"] .faq-panel,
body[data-page="android"] .faq-panel,
body[data-page="ios"] .faq-panel,
body[data-page="faq"] .guide-help-card,
body[data-page="changelog"] .page-hero,
body[data-page="changelog"] .changelog-card,
body[data-page="changelog"] .guide-help-card {
  border: 0 !important;
  border-radius: 0 !important;
  background: transparent !important;
  background-image: none !important;
  box-shadow: none !important;
}

body[data-page="home"] .home-block,
body[data-page="android"] .android-panel,
body[data-page="ios"] .ios-panel,
body[data-page="video"] .video-main-card,
body[data-page="video"] .video-list-wrap,
body[data-page="video"] .video-submit-panel,
body[data-page="image"] .guide-layout,
body[data-page="guide"] .guide-layout,
body[data-page="faq"] .faq-help-layout,
body[data-page="changelog"] .changelog-timeline {
  padding: 12px 0 !important;
  border-top: 1px solid #e5eaf3 !important;
}

body[data-page="home"] .m-section-title,
body[data-page="android"] .m-section-title,
body[data-page="ios"] .m-section-title,
body[data-page="video"] .m-section-title,
body[data-page="image"] .m-section-title,
body[data-page="guide"] .m-section-title,
body[data-page="faq"] .m-section-title,
body[data-page="changelog"] .m-section-title,
body[data-page="home"] .home-section-head {
  margin: 0 0 10px !important;
  padding: 0 !important;
  gap: 8px !important;
  color: #0f172a !important;
}

body[data-page="home"] .m-section-title > span,
body[data-page="android"] .m-section-title > span,
body[data-page="ios"] .m-section-title > span,
body[data-page="video"] .m-section-title > span,
body[data-page="image"] .m-section-title > span,
body[data-page="guide"] .m-section-title > span,
body[data-page="faq"] .m-section-title > span,
body[data-page="changelog"] .m-section-title > span {
  width: 30px !important;
  height: 30px !important;
  border: 1px solid rgba(22, 119, 255, .14) !important;
  border-radius: 10px !important;
  background: #eaf3ff !important;
  color: #1677ff !important;
  box-shadow: none !important;
}

body[data-page="home"] .m-section-title h2,
body[data-page="android"] .m-section-title h2,
body[data-page="ios"] .m-section-title h2,
body[data-page="video"] .m-section-title h2,
body[data-page="image"] .m-section-title h2,
body[data-page="guide"] .m-section-title h2,
body[data-page="faq"] .m-section-title h2,
body[data-page="changelog"] .m-section-title h2 {
  font-size: 17px !important;
  font-weight: 800 !important;
  letter-spacing: 0 !important;
}

body[data-page="home"] .btn,
body[data-page="android"] .btn,
body[data-page="ios"] .btn,
body[data-page="video"] .btn,
body[data-page="image"] .btn,
body[data-page="guide"] .btn,
body[data-page="faq"] .btn,
body[data-page="changelog"] .btn {
  border-radius: 10px !important;
  box-shadow: none !important;
  font-weight: 800 !important;
}

body[data-page="home"] .btn--primary,
body[data-page="android"] .btn--primary,
body[data-page="ios"] .btn--primary,
body[data-page="video"] .btn--primary {
  border-color: #1677ff !important;
  background: #1677ff !important;
}

body[data-page="home"] .btn--outline,
body[data-page="android"] .btn--outline,
body[data-page="ios"] .btn--outline,
body[data-page="image"] .btn--outline,
body[data-page="guide"] .btn--outline,
body[data-page="faq"] .btn--outline,
body[data-page="changelog"] .btn--outline {
  border-color: #cfe1ff !important;
  background: #fff !important;
  color: #1677ff !important;
}

body[data-page="video"] .page-hero,
body[data-page="image"] .page-hero,
body[data-page="guide"] .page-hero,
body[data-page="faq"] .page-hero,
body[data-page="changelog"] .page-hero,
body[data-page="android"] .android-hero,
body[data-page="ios"] .ios-hero {
  min-height: auto !important;
  padding: 8px 0 14px !important;
  border-bottom: 1px solid #e5eaf3 !important;
}

body[data-page="video"] .page-hero h1,
body[data-page="image"] .page-hero h1,
body[data-page="guide"] .page-hero h1,
body[data-page="faq"] .page-hero h1,
body[data-page="changelog"] .page-hero h1,
body[data-page="android"] .android-hero h1,
body[data-page="ios"] .ios-hero h1 {
  margin: 0 0 5px !important;
  color: #0f172a !important;
  font-size: 24px !important;
  line-height: 1.2 !important;
  font-weight: 800 !important;
}

body[data-page="video"] .page-hero p,
body[data-page="image"] .page-hero p,
body[data-page="guide"] .page-hero p,
body[data-page="faq"] .page-hero p,
body[data-page="changelog"] .page-hero p,
body[data-page="android"] .android-hero p,
body[data-page="ios"] .ios-hero p {
  color: #64748b !important;
  font-size: 13px !important;
}

body[data-page="android"] .android-hero__icon,
body[data-page="ios"] .ios-hero__apple,
body[data-page="home"] .home-platform-card__icon,
body[data-page="home"] .home-action-row__icon,
body[data-page="home"] .home-quick-card__icon,
body[data-page="home"] .m-notice__icon,
body[data-page="home"] .home-reminder__icon,
body[data-page="home"] .gamebox-promo__icon {
  width: 36px !important;
  height: 36px !important;
  border: 1px solid rgba(22, 119, 255, .14) !important;
  border-radius: 10px !important;
  background: #eaf3ff !important;
  color: #1677ff !important;
  box-shadow: none !important;
}

body[data-page="home"] .m-notice {
  padding: 10px 0 12px !important;
  border-bottom: 1px solid #e5eaf3 !important;
}

body[data-page="home"] .m-notice__main,
body[data-page="home"] .gamebox-promo,
body[data-page="home"] .home-platform-card,
body[data-page="home"] .home-action-row,
body[data-page="home"] .home-quick-card,
body[data-page="home"] .home-reminder__head {
  min-height: 48px !important;
  padding: 10px 0 !important;
  border-bottom: 1px solid #e5eaf3 !important;
}

body[data-page="home"] .home-platform-grid,
body[data-page="home"] .home-action-list,
body[data-page="home"] .home-quick-grid {
  gap: 0 !important;
}

body[data-page="home"] .home-platform-card h3,
body[data-page="home"] .home-action-row strong,
body[data-page="home"] .home-quick-card strong,
body[data-page="home"] .gamebox-promo strong {
  color: #0f172a !important;
  font-size: 15px !important;
  font-weight: 800 !important;
}

body[data-page="home"] .home-platform-card p,
body[data-page="home"] .home-action-row em,
body[data-page="home"] .home-quick-card em,
body[data-page="home"] .gamebox-promo em,
body[data-page="home"] .home-reminder p {
  color: #64748b !important;
  font-size: 12px !important;
  font-style: normal !important;
}

body[data-page="android"] .android-hero__actions,
body[data-page="ios"] .ios-hero__actions {
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 8px !important;
}

body[data-page="android"] .android-download-box,
body[data-page="ios"] .m-download-row,
body[data-page="android"] .android-alert,
body[data-page="ios"] .m-warning,
body[data-page="android"] .m-warning {
  border: 1px solid #e5eaf3 !important;
  border-radius: 10px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="android"] .method-tabs,
body[data-page="video"] .video-tab-buttons,
body[data-page="image"] .guide-tabs,
body[data-page="guide"] .guide-tabs,
body[data-page="faq"] .guide-tabs {
  display: flex !important;
  gap: 6px !important;
  padding: 4px !important;
  border: 1px solid #e5eaf3 !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="android"] .method-tab,
body[data-page="video"] .video-tab-btn,
body[data-page="image"] .guide-tab,
body[data-page="guide"] .guide-tab,
body[data-page="faq"] .guide-tab {
  border: 0 !important;
  border-radius: 9px !important;
  background: transparent !important;
  color: #475569 !important;
  box-shadow: none !important;
}

body[data-page="android"] .method-tab.is-active,
body[data-page="video"] .video-tab-btn.is-active,
body[data-page="image"] .guide-tab.is-active,
body[data-page="guide"] .guide-tab.is-active,
body[data-page="faq"] .guide-tab.is-active {
  background: #eaf3ff !important;
  color: #1677ff !important;
}

body[data-page="android"] .android-method-card,
body[data-page="android"] .android-step-card,
body[data-page="android"] .android-tip-card,
body[data-page="ios"] .ios-notice-card {
  padding: 11px 0 !important;
  border-bottom: 1px solid #e5eaf3 !important;
}

body[data-page="android"] .android-method-card li,
body[data-page="android"] .android-step-card,
body[data-page="android"] .android-tip-card,
body[data-page="ios"] .ios-notice-card {
  color: #475569 !important;
}

body[data-page="android"] .android-method-card li > span,
body[data-page="android"] .android-step-card__badge,
body[data-page="video"] .video-category-card__step,
body[data-page="faq"] .faq-q__num {
  border: 0 !important;
  border-radius: 8px !important;
  background: #eaf3ff !important;
  color: #1677ff !important;
  box-shadow: none !important;
}

body[data-page="android"] .android-tip-grid,
body[data-page="ios"] .ios-notice-grid,
body[data-page="video"] .video-list-grid {
  gap: 0 !important;
}

body[data-page="android"] .android-tip-card h3,
body[data-page="ios"] .ios-notice-card h3,
body[data-page="video"] .video-category-card h3,
body[data-page="faq"] .faq-q__title,
body[data-page="changelog"] .changelog-card strong {
  color: #0f172a !important;
  font-weight: 800 !important;
}

body[data-page="video"] .video-search,
body[data-page="image"] .guide-search,
body[data-page="guide"] .guide-search,
body[data-page="faq"] .faq-search {
  height: 42px !important;
  border: 1px solid #e5eaf3 !important;
  border-radius: 10px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="video"] .video-player__qq-card {
  border: 1px solid #e5eaf3 !important;
  border-radius: 12px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="ios"] .video-player__qq-card,
body[data-page="video"] .video-player__qq-card,
body.mobile-compact .video-player__qq-card {
  border: 1px solid #e5eaf3 !important;
  border-radius: 12px !important;
  background: #fff !important;
  background-image: none !important;
  box-shadow: none !important;
}

body[data-page="video"] .video-category-card {
  display: grid !important;
  min-height: 56px !important;
  padding: 11px 0 !important;
  border-bottom: 1px solid #e5eaf3 !important;
  text-align: left !important;
}

body[data-page="video"] .video-submit-form,
body[data-page="video"] .video-submit-list {
  padding: 12px 0 !important;
  border-top: 1px solid #e5eaf3 !important;
}

body[data-page="video"] .video-submit-cover__box,
body[data-page="video"] .video-submit-field input,
body[data-page="video"] .video-submit-field textarea,
body[data-page="video"] .video-submit-file-btn {
  border: 1px solid #e5eaf3 !important;
  border-radius: 10px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="image"] .guide-empty,
body[data-page="guide"] .guide-empty,
body[data-page="faq"] .faq-panel,
body[data-page="android"] .faq-panel,
body[data-page="ios"] .faq-panel,
body[data-page="changelog"] .changelog-card,
body[data-page="image"] .guide-help-card,
body[data-page="guide"] .guide-help-card,
body[data-page="faq"] .guide-help-card,
body[data-page="changelog"] .guide-help-card {
  padding: 12px 0 !important;
  border-top: 1px solid #e5eaf3 !important;
}

body[data-page="faq"] .faq-item {
  border: 0 !important;
  border-bottom: 1px solid #e5eaf3 !important;
  border-radius: 0 !important;
  background: transparent !important;
  box-shadow: none !important;
}

body[data-page="faq"] .faq-q,
body[data-page="android"] .faq-q,
body[data-page="ios"] .faq-q {
  min-height: 48px !important;
  padding: 0 !important;
  border: 0 !important;
  background: transparent !important;
}

body[data-page="faq"] .faq-a,
body[data-page="android"] .faq-a,
body[data-page="ios"] .faq-a {
  margin: 0 0 12px !important;
  padding: 10px 12px !important;
  border-radius: 10px !important;
  background: #f1f6ff !important;
  color: #475569 !important;
}

body[data-page="changelog"] .changelog-card {
  position: relative !important;
  padding-left: 16px !important;
  border-left: 2px solid #cfe1ff !important;
}

body[data-page="changelog"] .changelog-card::before {
  content: "" !important;
  position: absolute !important;
  left: -6px !important;
  top: 18px !important;
  width: 10px !important;
  height: 10px !important;
  border-radius: 50% !important;
  background: #1677ff !important;
}

body[data-page="changelog"] .changelog-card__head {
  margin-bottom: 8px !important;
}

body[data-page="changelog"] .changelog-card li {
  color: #475569 !important;
}

@media (max-width: 760px) {
  body[data-page="home"].mobile-compact .content,
  body[data-page="ios"].mobile-compact .content,
  body[data-page="video"].mobile-compact .content,
  body[data-page="image"].mobile-compact .content,
  body[data-page="guide"].mobile-compact .content,
  body[data-page="faq"].mobile-compact .content,
  body[data-page="changelog"].mobile-compact .content {
    padding-left: 14px !important;
    padding-right: 14px !important;
  }

  body[data-page="android"] .android-hero__actions,
  body[data-page="ios"] .ios-hero__actions {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

body[data-page="android"] .android-hero,
body[data-page="android"] .android-panel,
body[data-page="android"] .faq-panel,
body[data-page="android"] .android-bottom-actions {
  width: 100% !important;
  box-sizing: border-box !important;
}

body[data-page="android"] .android-hero__visual {
  position: relative !important;
  display: grid !important;
}

body[data-page="android"] .android-hero__halo {
  position: absolute !important;
  width: 220px !important;
  height: 150px !important;
  border-radius: 999px !important;
  background: rgba(22, 119, 255, .08) !important;
}

body[data-page="android"] .android-hero__bot {
  position: relative !important;
  display: grid !important;
  place-items: center !important;
}

body[data-page="android"] .android-method-card {
  display: block !important;
  min-height: 0 !important;
  padding: 16px !important;
}

body[data-page="android"] .android-method-card__head {
  display: flex !important;
  align-items: center !important;
  gap: 10px !important;
  margin-bottom: 12px !important;
}

body[data-page="android"] .android-method-card__mark {
  display: block !important;
  width: 4px !important;
  height: 20px !important;
  border-radius: 999px !important;
  background: #14b8a6 !important;
}

body[data-page="android"] .android-method-card h3 {
  margin: 0 !important;
  color: #0f172a !important;
  font-size: 18px !important;
  font-weight: 800 !important;
}

body[data-page="android"] .android-method-card ol {
  display: grid !important;
  grid-template-columns: 1fr !important;
  gap: 10px !important;
  margin: 0 !important;
  padding: 0 !important;
  list-style: none !important;
}

body[data-page="android"] .android-method-card li {
  display: grid !important;
  grid-template-columns: 24px minmax(0, 1fr) !important;
  gap: 10px !important;
  align-items: start !important;
}

body[data-page="android"] .android-method-card li > span {
  display: grid !important;
  place-items: center !important;
  width: 24px !important;
  height: 24px !important;
  border-radius: 999px !important;
  background: #ecfdf5 !important;
  color: #0f766e !important;
  font-size: 12px !important;
  font-weight: 800 !important;
}

body[data-page="android"] .android-method-card li p {
  margin: 0 !important;
  color: #334155 !important;
  font-size: 14px !important;
  line-height: 1.65 !important;
}

body[data-page="android"] .android-tip-grid {
  display: grid !important;
  grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
  gap: 12px !important;
}

body[data-page="android"] .android-tip-card {
  display: grid !important;
  grid-template-columns: 42px minmax(0, 1fr) !important;
  grid-template-rows: auto 1fr !important;
  gap: 6px 10px !important;
  min-height: 120px !important;
  padding: 14px !important;
}

body[data-page="android"] .android-tip-card > span {
  grid-row: 1 / 3 !important;
  display: grid !important;
  place-items: center !important;
  width: 42px !important;
  height: 42px !important;
  border-radius: 12px !important;
  background: #eff6ff !important;
  color: #1677ff !important;
}

body[data-page="android"] .android-tip-card h3 {
  margin: 0 !important;
  color: #0f172a !important;
  font-size: 15px !important;
  font-weight: 800 !important;
}

body[data-page="android"] .android-tip-card p {
  margin: 0 !important;
  color: #64748b !important;
  font-size: 13px !important;
  line-height: 1.55 !important;
}

/* Arco Design alignment layer for the tutorial center.
   The site is static HTML, so this maps existing UI to Arco-like tokens/components. */
:root {
  --arco-primary: #165dff;
  --arco-primary-hover: #4080ff;
  --arco-primary-light: #e8f3ff;
  --arco-bg: #f7f8fa;
  --arco-card: #ffffff;
  --arco-text-1: #1d2129;
  --arco-text-2: #4e5969;
  --arco-text-3: #86909c;
  --arco-border: #e5e6eb;
  --arco-fill-1: #f7f8fa;
  --arco-fill-2: #f2f3f5;
  --arco-success: #00b42a;
  --arco-warning: #ff7d00;
  --arco-danger: #f53f3f;
}

body[data-page="home"],
body[data-page="android"],
body[data-page="ios"],
body[data-page="video"],
body[data-page="image"],
body[data-page="guide"],
body[data-page="faq"],
body[data-page="changelog"] {
  background: var(--arco-bg) !important;
}

body[data-page="home"] .content,
body[data-page="android"] .content,
body[data-page="ios"] .content,
body[data-page="video"] .content,
body[data-page="image"] .content,
body[data-page="guide"] .content,
body[data-page="faq"] .content,
body[data-page="changelog"] .content {
  background: var(--arco-bg) !important;
}

body[data-page="home"] #pageContent,
body[data-page="android"] #pageContent,
body[data-page="ios"] #pageContent,
body[data-page="video"] #pageContent,
body[data-page="image"] #pageContent,
body[data-page="guide"] #pageContent,
body[data-page="faq"] #pageContent,
body[data-page="changelog"] #pageContent {
  color: var(--arco-text-1) !important;
}

body[data-page="home"] .m-section-title h2,
body[data-page="android"] .m-section-title h2,
body[data-page="ios"] .m-section-title h2,
body[data-page="video"] .m-section-title h2,
body[data-page="image"] .m-section-title h2,
body[data-page="guide"] .m-section-title h2,
body[data-page="faq"] .m-section-title h2,
body[data-page="changelog"] .m-section-title h2,
body[data-page="home"] .home-section-head h2 {
  color: var(--arco-text-1) !important;
  font-size: 16px !important;
  font-weight: 600 !important;
}

body[data-page="home"] .m-section-title > span,
body[data-page="android"] .m-section-title > span,
body[data-page="ios"] .m-section-title > span,
body[data-page="video"] .m-section-title > span,
body[data-page="image"] .m-section-title > span,
body[data-page="guide"] .m-section-title > span,
body[data-page="faq"] .m-section-title > span,
body[data-page="changelog"] .m-section-title > span,
body[data-page="android"] .android-hero__icon,
body[data-page="ios"] .ios-hero__apple,
body[data-page="home"] .home-platform-card__icon,
body[data-page="home"] .home-action-row__icon,
body[data-page="home"] .home-quick-card__icon,
body[data-page="home"] .m-notice__icon,
body[data-page="home"] .home-reminder__icon,
body[data-page="home"] .gamebox-promo__icon {
  border: 1px solid transparent !important;
  border-radius: 6px !important;
  background: var(--arco-primary-light) !important;
  color: var(--arco-primary) !important;
  box-shadow: none !important;
}

body[data-page="home"] .btn,
body[data-page="android"] .btn,
body[data-page="ios"] .btn,
body[data-page="video"] .btn,
body[data-page="image"] .btn,
body[data-page="guide"] .btn,
body[data-page="faq"] .btn,
body[data-page="changelog"] .btn {
  min-height: 36px !important;
  border-radius: 4px !important;
  box-shadow: none !important;
  font-size: 14px !important;
  font-weight: 500 !important;
  transition: background-color .16s ease, border-color .16s ease, color .16s ease !important;
}

body[data-page="home"] .btn--primary,
body[data-page="android"] .btn--primary,
body[data-page="ios"] .btn--primary,
body[data-page="video"] .btn--primary {
  border-color: var(--arco-primary) !important;
  background: var(--arco-primary) !important;
  color: #fff !important;
}

body[data-page="home"] .btn--primary:hover,
body[data-page="android"] .btn--primary:hover,
body[data-page="ios"] .btn--primary:hover,
body[data-page="video"] .btn--primary:hover {
  border-color: var(--arco-primary-hover) !important;
  background: var(--arco-primary-hover) !important;
}

body[data-page="home"] .btn--outline,
body[data-page="android"] .btn--outline,
body[data-page="ios"] .btn--outline,
body[data-page="video"] .btn--outline,
body[data-page="image"] .btn--outline,
body[data-page="guide"] .btn--outline,
body[data-page="faq"] .btn--outline,
body[data-page="changelog"] .btn--outline {
  border-color: var(--arco-border) !important;
  background: #fff !important;
  color: var(--arco-primary) !important;
}

body[data-page="home"] .btn--outline:hover,
body[data-page="android"] .btn--outline:hover,
body[data-page="ios"] .btn--outline:hover,
body[data-page="video"] .btn--outline:hover,
body[data-page="image"] .btn--outline:hover,
body[data-page="guide"] .btn--outline:hover,
body[data-page="faq"] .btn--outline:hover,
body[data-page="changelog"] .btn--outline:hover {
  border-color: var(--arco-primary-hover) !important;
  background: var(--arco-primary-light) !important;
}

body[data-page="android"] .method-tabs,
body[data-page="video"] .video-tab-buttons,
body[data-page="image"] .guide-tabs,
body[data-page="guide"] .guide-tabs,
body[data-page="faq"] .guide-tabs {
  padding: 3px !important;
  border: 1px solid var(--arco-border) !important;
  border-radius: 6px !important;
  background: var(--arco-fill-2) !important;
}

body[data-page="android"] .method-tab,
body[data-page="video"] .video-tab-btn,
body[data-page="image"] .guide-tab,
body[data-page="guide"] .guide-tab,
body[data-page="faq"] .guide-tab {
  min-height: 32px !important;
  border-radius: 4px !important;
  color: var(--arco-text-2) !important;
  font-weight: 500 !important;
}

body[data-page="android"] .method-tab.is-active,
body[data-page="video"] .video-tab-btn.is-active,
body[data-page="image"] .guide-tab.is-active,
body[data-page="guide"] .guide-tab.is-active,
body[data-page="faq"] .guide-tab.is-active {
  background: #fff !important;
  color: var(--arco-primary) !important;
  box-shadow: 0 1px 2px rgba(29, 33, 41, .06) !important;
}

body[data-page="video"] .video-search,
body[data-page="image"] .guide-search,
body[data-page="guide"] .guide-search,
body[data-page="faq"] .faq-search,
body[data-page="video"] .video-submit-field input,
body[data-page="video"] .video-submit-field textarea {
  border: 1px solid var(--arco-border) !important;
  border-radius: 4px !important;
  background: #fff !important;
  box-shadow: none !important;
}

body[data-page="home"] .m-notice,
body[data-page="home"] .home-block,
body[data-page="android"] .android-panel,
body[data-page="ios"] .ios-panel,
body[data-page="video"] .video-main-card,
body[data-page="video"] .video-list-wrap,
body[data-page="video"] .video-submit-panel,
body[data-page="image"] .guide-layout,
body[data-page="guide"] .guide-layout,
body[data-page="faq"] .faq-help-layout,
body[data-page="changelog"] .changelog-timeline {
  border-color: var(--arco-border) !important;
}

body[data-page="home"] .home-platform-card,
body[data-page="home"] .home-action-row,
body[data-page="home"] .home-quick-card,
body[data-page="home"] .gamebox-promo,
body[data-page="android"] .android-method-card,
body[data-page="android"] .android-step-card,
body[data-page="android"] .android-tip-card,
body[data-page="ios"] .ios-notice-card,
body[data-page="video"] .video-category-card,
body[data-page="faq"] .faq-item,
body[data-page="changelog"] .changelog-card {
  border-color: var(--arco-border) !important;
  background: transparent !important;
}

body[data-page="android"] .android-method-card li > span,
body[data-page="android"] .android-step-card__badge,
body[data-page="video"] .video-category-card__step,
body[data-page="faq"] .faq-q__num {
  border-radius: 4px !important;
  background: var(--arco-primary-light) !important;
  color: var(--arco-primary) !important;
  font-weight: 600 !important;
}

body[data-page="android"] .android-alert,
body[data-page="ios"] .m-warning,
body[data-page="android"] .m-warning {
  border: 1px solid #ffedd5 !important;
  border-radius: 4px !important;
  background: #fff7e8 !important;
  color: var(--arco-warning) !important;
}

body[data-page="faq"] .faq-a,
body[data-page="android"] .faq-a,
body[data-page="ios"] .faq-a {
  border-radius: 4px !important;
  background: var(--arco-primary-light) !important;
  color: var(--arco-text-2) !important;
}

body[data-page="changelog"] .changelog-card {
  border-left-color: #bedaff !important;
}

body[data-page="changelog"] .changelog-card::before {
  background: var(--arco-primary) !important;
}

.arco-tutorial-bar {
  margin: 0 0 12px !important;
}

.arco-tutorial-alert {
  border: 1px solid var(--arco-border) !important;
  border-radius: 6px !important;
  background: #fff !important;
  box-shadow: none !important;
}

.arco-tutorial-alert .arco-alert-title {
  color: var(--arco-text-1) !important;
  font-size: 15px !important;
  font-weight: 600 !important;
}

.arco-tutorial-alert__body {
  display: grid;
  gap: 8px;
  color: var(--arco-text-2);
  font-size: 13px;
  line-height: 1.6;
}

.arco-tutorial-alert__actions {
  min-width: 0;
}

.arco-tutorial-alert .arco-tag {
  border-radius: 4px !important;
  font-weight: 500 !important;
}

/* Android page final recovery: keep the SaaS desktop layout after legacy compact passes. */
body[data-page="android"] .content {
  padding: 24px 32px 72px !important;
  background: #f5f7fa !important;
}

body[data-page="android"] #pageContent {
  display: grid !important;
  width: 100% !important;
  max-width: none !important;
  gap: 16px !important;
  color: #0f172a !important;
}

body[data-page="android"] .android-hero,
body[data-page="android"] .android-panel,
body[data-page="android"] .faq-panel {
  border: 1px solid #dbe7f5 !important;
  border-radius: 16px !important;
  background: #fff !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04) !important;
}

body[data-page="android"] .android-hero {
  display: grid !important;
  grid-template-columns: minmax(0, 1fr) 300px !important;
  align-items: center !important;
  min-height: 260px !important;
  padding: 26px 28px !important;
  overflow: hidden !important;
  border-bottom: 1px solid #cfe1ff !important;
  background: linear-gradient(90deg, #f8fbff 0%, #ffffff 42%, #eaf3ff 100%) !important;
}

body[data-page="android"] .android-hero__content {
  display: grid !important;
  gap: 12px !important;
  min-width: 0 !important;
}

body[data-page="android"] .android-hero__head {
  display: flex !important;
  align-items: center !important;
  gap: 16px !important;
}

body[data-page="android"] .android-hero h1 {
  margin: 0 0 4px !important;
  color: #0f172a !important;
  font-size: 32px !important;
  line-height: 1.16 !important;
  font-weight: 800 !important;
}

body[data-page="android"] .android-hero p {
  margin: 0 !important;
  color: #475569 !important;
  font-size: 15px !important;
}

body[data-page="android"] .android-hero__actions {
  display: flex !important;
  flex-wrap: wrap !important;
  gap: 12px !important;
}

body[data-page="android"] .android-hero__actions .btn {
  min-width: 160px !important;
  height: 44px !important;
  border-radius: 10px !important;
}

body[data-page="android"] .android-download-box {
  display: flex !important;
  align-items: center !important;
  justify-content: space-between !important;
  gap: 12px !important;
  max-width: 700px !important;
  min-height: 46px !important;
  padding: 0 12px !important;
  border: 1px solid #bfdbfe !important;
  border-radius: 10px !important;
  background: rgba(255, 255, 255, .82) !important;
  color: #334155 !important;
}

body[data-page="android"] .android-alert {
  display: inline-flex !important;
  align-items: center !important;
  gap: 8px !important;
  width: fit-content !important;
  max-width: 700px !important;
  min-height: 36px !important;
  padding: 0 12px !important;
  border: 1px solid #fdba74 !important;
  border-radius: 10px !important;
  background: #fff7ed !important;
  color: #ea580c !important;
}

body[data-page="android"] .android-hero__visual {
  display: grid !important;
  place-items: center !important;
  min-height: 210px !important;
}

body[data-page="android"] .android-hero__bot-img {
  width: 190px !important;
  height: 190px !important;
  object-fit: contain !important;
}

body[data-page="android"] .android-content-grid {
  display: grid !important;
  grid-template-columns: minmax(0, .82fr) minmax(0, 1.18fr) !important;
  gap: 16px !important;
  align-items: start !important;
}

body[data-page="android"] .android-panel {
  padding: 18px !important;
  border-top: 1px solid #dbe7f5 !important;
}

body[data-page="android"] .android-method-grid {
  display: grid !important;
  grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  gap: 14px !important;
}

body[data-page="android"] .android-method-card,
body[data-page="android"] .android-step-card,
body[data-page="android"] .android-tip-card {
  border: 1px solid #dbe7f5 !important;
  border-radius: 12px !important;
  background: #fbfdff !important;
  box-shadow: none !important;
}

body[data-page="android"] .android-step-flow {
  display: grid !important;
  grid-template-columns: repeat(4, minmax(0, 1fr)) !important;
  gap: 14px !important;
}

body[data-page="android"] .android-step-card {
  position: relative !important;
  padding: 12px !important;
}

body[data-page="android"] .android-step-card:not(:last-child)::after {
  content: "›" !important;
  position: absolute !important;
  top: 50% !important;
  right: -15px !important;
  z-index: 2 !important;
  transform: translateY(-50%) !important;
  color: #1677ff !important;
  font-size: 34px !important;
  font-weight: 800 !important;
}

body[data-page="android"] .android-step-card__media {
  display: block !important;
  width: 100% !important;
  height: 132px !important;
  padding: 0 !important;
  overflow: hidden !important;
  border: 1px solid #dbeafe !important;
  border-radius: 10px !important;
  background-color: #f8fbff !important;
  background-position: center !important;
  background-size: cover !important;
  background-repeat: no-repeat !important;
}

body[data-page="android"] .android-step-card:nth-child(1) .android-step-card__media {
  background-image: url("images/android-step-1.png") !important;
}

body[data-page="android"] .android-step-card:nth-child(2) .android-step-card__media {
  background-image: url("images/android-step-2.png") !important;
}

body[data-page="android"] .android-step-card:nth-child(3) .android-step-card__media {
  background-image: url("images/android-step-3.png") !important;
}

body[data-page="android"] .android-step-card:nth-child(4) .android-step-card__media {
  background-image: url("images/android-step-4.png") !important;
}

body[data-page="android"] .android-step-card img {
  display: block !important;
  width: 100% !important;
  height: 100% !important;
  opacity: 0 !important;
}

body[data-page="android"] .android-bottom-actions {
  display: grid !important;
  grid-template-columns: 1.25fr repeat(3, 1fr) !important;
  gap: 16px !important;
  padding: 14px !important;
  border: 1px solid #dbe7f5 !important;
  border-radius: 14px !important;
  background: #fff !important;
  box-shadow: 0 1px 2px rgba(15, 23, 42, .04) !important;
}

@media (max-width: 1280px) {
  body[data-page="android"] .android-content-grid {
    grid-template-columns: 1fr !important;
  }
  body[data-page="android"] .android-step-flow {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 1024px) {
  body[data-page="android"] .android-hero {
    grid-template-columns: 1fr !important;
  }
  body[data-page="android"] .android-hero__visual {
    display: none !important;
  }
}

@media (max-width: 760px) {
  body[data-page="android"] .content {
    min-height: 0 !important;
    height: auto !important;
    padding: 4px 12px calc(62px + env(safe-area-inset-bottom)) !important;
  }
  body[data-page="android"] .android-hero {
    min-height: 0 !important;
    padding: 16px !important;
  }
  body[data-page="android"] .android-hero h1 {
    font-size: 24px !important;
  }
  body[data-page="android"] .android-hero__actions,
  body[data-page="android"] .android-method-grid,
  body[data-page="android"] .android-step-flow,
  body[data-page="android"] .android-tip-grid,
  body[data-page="android"] .android-bottom-actions {
    grid-template-columns: 1fr !important;
  }
  body[data-page="android"] .android-hero__actions {
    display: grid !important;
  }
  body[data-page="android"] .android-step-card:not(:last-child)::after {
    display: none !important;
  }
  body[data-page="android"] .android-step-card__media {
    height: 180px !important;
    background-size: contain !important;
  }
}

/* Mobile android SaaS pages: do not inherit desktop stretch / grid shell */
@media (max-width: 768px) {
  body[data-page="android"] .app,
  body[data-page="android"] .main,
  body[data-page="android"] .content,
  body[data-page="android"] #pageContent {
    min-height: 0 !important;
    height: auto !important;
    display: block !important;
    width: 100% !important;
    max-width: none !important;
    margin: 0 !important;
    gap: 0 !important;
  }

  body[data-page="android"] .content,
  body[data-page="android"] #pageContent {
    padding: 0 0 calc(62px + env(safe-area-inset-bottom)) !important;
  }
}

/* Extension pages: force full viewport width on mobile (override phone shell) */
body.layout-fullwidth,
body.layout-fullwidth .app,
body.layout-fullwidth .main,
body.layout-fullwidth .topbar,
body.layout-fullwidth .content,
body.layout-fullwidth #pageContent {
  width: 100% !important;
  max-width: none !important;
  margin-left: 0 !important;
  margin-right: 0 !important;
}

body.layout-fullwidth .mobile-tabbar {
  width: 100% !important;
  max-width: none !important;
  margin: 0 !important;
  border-radius: 0 !important;
}