/* 20260808 responsive fit layer: keep pages usable across common laptop sizes. */
html,
body {
  max-width: 100%;
  overflow-x: hidden;
}

img,
svg,
canvas,
video,
iframe {
  max-width: 100%;
}

input,
select,
textarea,
button {
  max-width: 100%;
}

.wrap,
.container,
.section,
.content,
.main,
.card,
.table-card {
  min-width: 0;
}

.table-wrap,
.table-card,
.admin-table-wrap,
.ledger-table-wrap,
.token-ledger-table-wrap {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

table {
  max-width: 100%;
}

@media (max-width: 1500px) {
  :root {
    --page-gutter: clamp(12px, 1.5vw, 24px);
  }

  .topbar {
    left: 12px;
    right: 12px;
    gap: 12px;
  }

  .content,
  .admin-content {
    padding-left: clamp(16px, 1.6vw, 24px) !important;
    padding-right: clamp(16px, 1.6vw, 24px) !important;
  }

  .stat-grid,
  .topic-kpi-grid,
  .diag-kpi-grid,
  .uw-kpi-grid,
  .hot-kpi-grid,
  .dr-kpi-grid,
  .kpi-grid,
  .kpis {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  }
}

@media (max-width: 1380px) {
  .user-account-shell .app,
  .app {
    grid-template-columns: 92px minmax(0, 1fr) !important;
  }

  .user-account-shell .sidebar,
  .app > .sidebar {
    padding: 18px 12px !important;
  }

  .user-account-shell .brand h1,
  .user-account-shell .brand p,
  .user-account-shell .menu-text,
  .user-account-shell .menu-arrow,
  .user-account-shell .menu-title,
  .user-account-shell .sidebar-user div,
  .user-account-shell .sidebar-user p {
    display: none !important;
  }

  .user-account-shell .brand {
    justify-content: center !important;
    padding-bottom: 18px !important;
  }

  .user-account-shell .logo {
    width: 50px !important;
    height: 50px !important;
    font-size: 13px !important;
  }

  .user-account-shell .menu-item {
    justify-content: center !important;
    padding: 0 !important;
  }

  .user-account-shell .content {
    padding: 18px 20px 32px !important;
    overflow-x: hidden !important;
  }

  .topic-main-grid,
  .diag-main-grid,
  .diag-bottom-grid,
  .cp-layout {
    grid-template-columns: 1fr !important;
  }

  .topic-content-grid,
  .tc-main-grid,
  .hb-main-grid,
  .dr-grid,
  .uw-layout,
  .uw-bottom {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }

  .topic-recommend-grid,
  .cp-result-summary,
  .cp-suggestion-grid,
  .cp-result-actions {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
  }
}

@media (max-width: 1180px) {
  .topic-content-grid,
  .tc-main-grid,
  .hb-main-grid,
  .dr-grid,
  .uw-layout,
  .uw-bottom,
  .admin-main-grid,
  .main-layout,
  .user-layout,
  .analytics-grid,
  .grid-2 {
    grid-template-columns: 1fr !important;
  }

  .diag-table,
  .topic-table,
  .tc-table,
  .review-table,
  .table,
  .uid-table,
  .ur-table,
  .xop-compare-table {
    display: block;
    max-width: 100%;
    overflow-x: auto;
    white-space: nowrap;
    -webkit-overflow-scrolling: touch;
  }
}

@media (max-width: 760px) {
  .topbar,
  .admin-topbar {
    height: auto !important;
    min-height: 60px !important;
    flex-wrap: wrap !important;
  }

  .content,
  .admin-content {
    padding: 12px !important;
  }

  .card,
  .stat-card,
  .topic-card,
  .diag-card,
  .review-card,
  .tc-card,
  .uw-card,
  .cp-card {
    border-radius: 14px !important;
    padding: 14px !important;
  }

  .topic-recommend-grid,
  .topic-kpi-grid,
  .diag-kpi-grid,
  .uw-kpi-grid,
  .hot-kpi-grid,
  .dr-kpi-grid,
  .cp-header-row,
  .cp-action-row,
  .cp-result-summary,
  .cp-suggestion-grid,
  .cp-result-actions {
    grid-template-columns: 1fr !important;
  }

  .feedback-fab,
  .feedback-widget,
  .floating-feedback,
  #fbBtn {
    right: 14px !important;
    bottom: 16px !important;
    max-width: calc(100vw - 28px) !important;
  }
}

/* Admin templates share these class names but define them inline; keep this layer last. */
@media (max-width: 1366px) {
  .layout {
    grid-template-columns: minmax(220px, var(--sidew, var(--sidebar-width, 238px))) minmax(0, 1fr) !important;
  }

  .sidebar {
    padding-left: 12px !important;
    padding-right: 12px !important;
  }

  .topbar {
    padding-left: 20px !important;
    padding-right: 20px !important;
  }

  .filters,
  .toolbar,
  .generate-form,
  .admin-control-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)) !important;
  }

  .table-wrap > table {
    min-width: 0 !important;
    table-layout: fixed !important;
    font-size: 12px !important;
  }

  .table-wrap th,
  .table-wrap td {
    padding-left: 8px !important;
    padding-right: 8px !important;
    font-size: 12px !important;
    line-height: 1.35 !important;
    white-space: normal !important;
    word-break: break-word !important;
  }

  .table-wrap th:first-child,
  .table-wrap td:first-child {
    width: 34px !important;
  }

  .table-wrap .user-cell,
  .table-wrap .acell {
    min-width: 0 !important;
    gap: 8px !important;
  }

  .table-wrap .user-avatar,
  .table-wrap .aicon {
    width: 32px !important;
    height: 32px !important;
    flex: 0 0 32px !important;
    font-size: 13px !important;
  }

  .table-wrap .user-name,
  .table-wrap .phone,
  .table-wrap .user-wechat,
  .table-wrap .user-remark,
  .table-wrap .user-package,
  .table-wrap .user-trial,
  .table-wrap .user-knowledge,
  .table-wrap .adesc {
    max-width: 160px !important;
    overflow: hidden !important;
    text-overflow: ellipsis !important;
  }

  .table-wrap .token-balance-btn {
    min-width: 0 !important;
    width: 100% !important;
    padding: 6px 8px !important;
  }

  .table-wrap .table-actions,
  .table-wrap .actions {
    flex-wrap: wrap !important;
    gap: 6px 8px !important;
  }
}

@media (max-width: 1100px) {
  .layout {
    grid-template-columns: 1fr !important;
  }

  .sidebar {
    position: relative !important;
    height: auto !important;
  }

  .top-actions {
    flex-wrap: wrap !important;
    justify-content: flex-end !important;
  }
}

/* 20260819 admin navigation stability: keep long-page navigation continuous. */
@media (min-width: 1101px) {
  .admin-layout,
  .layout {
    align-items: start;
  }

  .admin-layout > .sidebar,
  .layout > .sidebar {
    position: fixed !important;
    inset: 0 auto 0 0 !important;
    width: var(--sidebar-width, var(--sidew, 258px)) !important;
    min-width: var(--sidebar-width, var(--sidew, 258px)) !important;
    height: 100vh !important;
    height: 100dvh !important;
    min-height: 100vh !important;
    min-height: 100dvh !important;
    max-height: 100vh !important;
    max-height: 100dvh !important;
    overflow: hidden !important;
    z-index: 40;
  }

  .admin-layout > .main,
  .layout > .main {
    grid-column: 2;
    min-width: 0;
  }

  .admin-layout > .sidebar > .nav,
  .layout > .sidebar > .nav {
    flex: 1 1 auto !important;
    min-height: 0 !important;
    overflow-x: hidden !important;
    overflow-y: auto !important;
    overscroll-behavior: contain;
    padding-right: 4px;
    padding-bottom: 8px;
    scrollbar-gutter: stable;
    scrollbar-width: thin;
    scrollbar-color: rgba(167, 188, 220, .55) transparent;
  }

  .admin-layout > .sidebar > .nav::-webkit-scrollbar,
  .layout > .sidebar > .nav::-webkit-scrollbar {
    width: 6px;
  }

  .admin-layout > .sidebar > .nav::-webkit-scrollbar-thumb,
  .layout > .sidebar > .nav::-webkit-scrollbar-thumb {
    background: rgba(167, 188, 220, .55);
    border-radius: 999px;
  }

  .admin-layout > .sidebar > .nav::-webkit-scrollbar-thumb:hover,
  .layout > .sidebar > .nav::-webkit-scrollbar-thumb:hover {
    background: rgba(191, 212, 242, .82);
  }

  .admin-layout > .sidebar > .sidebar-user,
  .layout > .sidebar > .side-user {
    flex: 0 0 auto !important;
    margin-top: 14px !important;
  }

  .admin-layout > .sidebar .nav-item:focus-visible,
  .layout > .sidebar .nav-item:focus-visible {
    outline: 3px solid rgba(179, 208, 255, .95);
    outline-offset: 2px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .admin-layout > .sidebar .nav-item,
  .layout > .sidebar .nav-item {
    transition: none !important;
  }
}