/* ── Main ───────────────────────────────────────────────── */
    .main { margin-left: var(--sidebar-w); flex: 1; display: flex; flex-direction: column; }

    /* ── Topbar ─────────────────────────────────────────────── */
    .topbar {
      height: 64px; background: #fff;
      border-bottom: 3px solid var(--pwc-orange);
      display: flex; align-items: center;
      padding: 0 28px; gap: 16px;
      position: sticky; top: 0; z-index: 50;
      box-shadow: 0 1px 4px rgba(0,0,0,0.06);
    }

    /* ── Global Scope Bar (MECE 重構：全 app 唯一的「目前作用版本」來源) ─── */
    .global-scope-bar {
      background: linear-gradient(90deg, #FFF8F0 0%, #FFFFFF 60%, #FFFFFF 100%);
      border-bottom: 1px solid var(--pwc-border);
      padding: 8px 28px;
      display: flex; align-items: center; gap: 14px; flex-wrap: wrap;
      position: sticky; top: 64px; z-index: 49;
      font-size: 12.5px;
      min-height: 48px;
      box-shadow: 0 2px 6px rgba(208, 74, 2, 0.04);
    }
    .gsb-section { display: inline-flex; align-items: center; gap: 6px; }
    .gsb-icon { width:14px; height:14px; color: var(--pwc-orange); flex-shrink: 0; }
    .gsb-label {
      font-weight: 700; color: var(--pwc-mid); font-size: 10.5px;
      letter-spacing: 0.5px; text-transform: uppercase;
    }
    .gsb-select {
      padding: 4px 10px; border: 1px solid var(--pwc-border); border-radius: 5px;
      font-size: 12px; background: #fff; min-width: 220px; max-width: 380px;
      font-family: 'JetBrains Mono', monospace; cursor: pointer;
      color: var(--pwc-dark);
    }
    .gsb-select:hover { border-color: var(--pwc-orange); }
    .gsb-select:focus { outline: none; border-color: var(--pwc-orange); box-shadow: 0 0 0 2px rgba(208,74,2,.12); }
    .gsb-divider { width: 1px; height: 22px; background: var(--pwc-border); }
    .gsb-status {
      display: inline-flex; align-items: center; gap: 3px;
      font-size: 11px; padding: 2px 8px; border-radius: 10px; font-weight: 700;
      white-space: nowrap;
    }
    .gsb-status.s-draft { background: #FEF3E0; color: #B25E0E; }
    .gsb-status.s-pending { background: var(--amber-lt); color: var(--amber-text, #8B5800); }
    .gsb-status.s-submitted { background: #E5F0FA; color: #1E5BA8; }
    .gsb-status.s-frozen { background: #E6F4ED; color: var(--green); }
    .gsb-status.s-superseded { background: #F2F2F2; color: var(--pwc-mid); }
    .gsb-actions { display: inline-flex; gap: 6px; margin-left: auto; }
    .gsb-action-btn {
      display: inline-flex; align-items: center; gap: 4px;
      padding: 5px 10px; font-size: 11.5px; font-weight: 600;
      border: 1px solid var(--pwc-border); background: #fff; border-radius: 5px; cursor: pointer;
      color: var(--pwc-dark); transition: all .15s;
    }
    .gsb-action-btn:hover { border-color: var(--pwc-orange); color: var(--pwc-orange); }
    .gsb-action-btn.gsb-action-primary { background: var(--pwc-orange); color:#fff; border-color: var(--pwc-orange); }
    .gsb-action-btn.gsb-action-primary:hover { background: #B23E00; color: #fff; border-color: #B23E00; }
    .gsb-action-btn i { width: 12px; height: 12px; }
    .gsb-effect {
      flex-basis: 100%;
      display: flex; align-items: center; gap: 5px;
      font-size: 10.5px; color: var(--pwc-mid); padding-top: 2px;
    }
    .gsb-effect i { width: 11px; height: 11px; }
    /* 在申請中心頁隱藏（避免重複 — hub 頁本身就是 Version 管理首頁） */
    body[data-page="hub"] .global-scope-bar { display: none; }
    @media (max-width: 768px) {
      .global-scope-bar { padding: 8px 14px; gap: 8px; }
      .gsb-effect { display: none; }
      .gsb-select { min-width: 140px; max-width: 200px; }
      .gsb-actions { margin-left: 0; }
    }

    .topbar-title { font-size: 17px; font-weight: 600; flex: 1; }
    .topbar-sub { font-size: 11.5px; color: var(--pwc-mid); display: block; font-weight: 400; }
    .topbar-actions { display: flex; align-items: center; gap: 10px; }
    .icon-btn {
      width: 36px; height: 36px; border: none;
      background: var(--pwc-bg); border-radius: var(--radius);
      cursor: pointer; display: flex; align-items: center; justify-content: center;
      font-size: 16px; color: var(--pwc-mid); position: relative;
      transition: background .12s;
    }
    .icon-btn:hover { background: var(--pwc-border); }
    .notif-dot {
      position: absolute; top: 7px; right: 7px;
      width: 7px; height: 7px;
      background: var(--pwc-orange); border-radius: 50%;
    }
    .avatar {
      width: 36px; height: 36px;
      background: var(--pwc-orange); border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      color: #fff; font-size: 13px; font-weight: 700; cursor: pointer;
    }
    .env-tag {
      background: var(--amber-lt); color: var(--amber);
      border: 1px solid #E6C96A;
      font-size: 11px; padding: 2px 10px; border-radius: 3px; font-weight: 600;
    }
    /* ════════════════════════════════════════════════════════════
       P14: Mobile <768px — sidebar drawer / hamburger
       ════════════════════════════════════════════════════════════ */
    .topbar-hamburger {
      display: none;
      background: transparent;
      border: 1px solid var(--pwc-border);
      border-radius: 4px;
      padding: 6px;
      cursor: pointer;
      color: var(--pwc-dark);
      align-items: center; justify-content: center;
    }
    .topbar-hamburger:hover { background: var(--pwc-bg); }
    .sidebar-mask {
      display: none;
      position: fixed; inset: 0;
      background: rgba(0,0,0,0.4);
      z-index: 95; backdrop-filter: blur(2px);
    }
    .sidebar-mask.open { display: block; }
    @media (max-width: 768px) {
      .topbar-hamburger { display: inline-flex; margin-right: 4px; flex-shrink: 0; }
      .sidebar {
        transform: translateX(-100%);
        transition: transform .25s ease;
        z-index: 100;
        box-shadow: 2px 0 12px rgba(0,0,0,0.2);
      }
      .sidebar.open { transform: translateX(0); }
      .main { margin-left: 0; }
      .topbar { padding: 0 14px; gap: 8px; flex-wrap: wrap; }
      .topbar-title { font-size: 14px; }
      .topbar-sub { display: none; }
      .topbar-actions { gap: 6px; flex-wrap: wrap; }
      .plant-clock { padding: 2px 8px; }
      .plant-clock-label { font-size: 8px; }
      .plant-clock-val { font-size: 11px; }
      .env-tag { display: none; }
      .page { padding: 14px; }
      .module-records { overflow-x: auto; -webkit-overflow-scrolling: touch; }
      .rec-table { min-width: 640px; }
      .kpi-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
    }
    @media (max-width: 480px) {
      .kpi-grid { grid-template-columns: 1fr; }
      .topbar { padding: 0 10px; height: auto; min-height: 56px; }
      .ef-drawer { width: 100vw; }
      .cmdk-trigger .cmdk-text, .cmdk-trigger .cmdk-kbd { display: none; }
    }

    /* ════════════════════════════════════════════════════════════
       P13: A11y 全域 — focus-visible / sr-only / skip-link
       ════════════════════════════════════════════════════════════ */
    /* 鍵盤焦點環(滑鼠不顯示,只給 keyboard 使用者) */
    :focus { outline: none; }
    :focus-visible {
      outline: 2px solid var(--pwc-orange);
      outline-offset: 2px;
      border-radius: 3px;
    }
    .nav-item:focus-visible {
      outline-offset: -2px;
      outline-color: var(--pwc-orange-lt);
    }
    button:focus-visible, .btn:focus-visible {
      outline-offset: 2px;
      box-shadow: 0 0 0 3px rgba(208,74,2,0.20);
    }

    /* Screen-reader only(視覺隱藏但 aria 可讀) */
    .sr-only {
      position: absolute !important;
      width: 1px; height: 1px;
      padding: 0; margin: -1px;
      overflow: hidden; clip: rect(0,0,0,0);
      white-space: nowrap; border: 0;
    }

    /* Skip-to-main link(鍵盤使用者首選 focus) */
    .skip-link {
      position: absolute; top: -100px; left: 8px;
      background: var(--pwc-orange); color: #fff;
      padding: 8px 16px; border-radius: 4px;
      font-size: 13px; font-weight: 600;
      z-index: 10000; text-decoration: none;
      transition: top .2s;
    }
    .skip-link:focus { top: 8px; }

    /* ════════════════════════════════════════════════════════════
       P9: Empty / Loading / Error 三態
       ════════════════════════════════════════════════════════════ */
    .state-empty, .state-loading, .state-error {
      display: flex; flex-direction: column;
      align-items: center; justify-content: center;
      padding: 48px 24px;
      text-align: center;
      gap: 8px;
      min-height: 200px;
    }
    .state-empty .state-icon, .state-loading .state-icon, .state-error .state-icon {
      width: 56px; height: 56px;
      border-radius: 50%;
      display: grid; place-items: center;
      margin-bottom: 8px;
      background: var(--pwc-bg);
    }
    .state-empty .state-icon svg, .state-loading .state-icon svg, .state-error .state-icon svg {
      width: 28px; height: 28px;
      stroke-width: 1.5;
    }
    .state-empty .state-icon { color: var(--pwc-mid); }
    .state-loading .state-icon { color: var(--blue); }
    .state-error .state-icon { color: var(--red); background: var(--red-lt); }
    .state-empty .state-title,
    .state-loading .state-title,
    .state-error .state-title {
      font-size: 14px; font-weight: 700; color: var(--pwc-dark);
    }
    .state-empty .state-desc,
    .state-loading .state-desc,
    .state-error .state-desc {
      font-size: 12px; color: var(--pwc-mid);
      max-width: 360px; line-height: 1.55;
    }
    .state-empty .state-actions,
    .state-error .state-actions {
      display: flex; gap: 8px; margin-top: 12px;
    }
    .state-loading .state-icon svg {
      animation: spin 1s linear infinite;
    }
    @keyframes spin { to { transform: rotate(360deg); } }

    /* Skeleton row (loading 用於表格行) */
    .skel-row {
      display: flex; gap: 12px; padding: 10px 14px;
      border-bottom: 1px solid var(--pwc-border);
    }
    .skel-cell {
      flex: 1; height: 14px;
      background: linear-gradient(90deg, #F0F0F0 0%, #FAFAFA 50%, #F0F0F0 100%);
      background-size: 200% 100%;
      border-radius: 3px;
      animation: skel-shimmer 1.4s infinite;
    }
    @keyframes skel-shimmer {
      0%   { background-position: 200% 0; }
      100% { background-position: -200% 0; }
    }

    /* P10: Toast Notification */
    .toast-host {
      position: fixed; bottom: 24px; right: 24px;
      z-index: 9500;
      display: flex; flex-direction: column; gap: 8px;
      pointer-events: none;
    }
    .toast {
      pointer-events: auto;
      min-width: 300px; max-width: 400px;
      padding: 12px 14px;
      background: #fff;
      border: 1px solid var(--pwc-border);
      border-left: 3px solid var(--pwc-mid);
      border-radius: 6px;
      box-shadow: 0 8px 24px rgba(0,0,0,0.15);
      display: grid;
      grid-template-columns: 20px 1fr 16px;
      gap: 10px; align-items: start;
      font-size: 13px; color: var(--pwc-dark);
      animation: toast-slide-in .25s ease-out;
    }
    .toast.toast-success { border-left-color: var(--green); }
    .toast.toast-error   { border-left-color: var(--red); }
    .toast.toast-warning { border-left-color: var(--amber); }
    .toast.toast-info    { border-left-color: var(--blue); }
    .toast .toast-icon {
      width: 20px; height: 20px;
      display: grid; place-items: center;
      font-size: 14px;
    }
    .toast.toast-success .toast-icon { color: var(--green); }
    .toast.toast-error .toast-icon   { color: var(--red); }
    .toast.toast-warning .toast-icon { color: var(--amber); }
    .toast.toast-info .toast-icon    { color: var(--blue); }
    .toast .toast-body { min-width: 0; }
    .toast .toast-title { font-weight: 700; font-size: 13px; line-height: 1.4; }
    .toast .toast-desc {
      font-size: 11.5px; color: var(--pwc-mid);
      margin-top: 3px; line-height: 1.45;
    }
    .toast .toast-close {
      background: transparent; border: 0;
      color: var(--pwc-mid); cursor: pointer;
      font-size: 14px; line-height: 1;
      padding: 0;
    }
    .toast.toast-out { animation: toast-slide-out .2s ease-in forwards; }
    @keyframes toast-slide-in {
      from { transform: translateX(120%); opacity: 0; }
      to   { transform: translateX(0); opacity: 1; }
    }
    @keyframes toast-slide-out {
      from { transform: translateX(0); opacity: 1; }
      to   { transform: translateX(120%); opacity: 0; }
    }

    /* P11: Cmd+K trigger button */
    .cmdk-trigger {
      display: inline-flex; align-items: center; gap: 8px;
      padding: 6px 10px 6px 8px;
      background: var(--pwc-bg); border: 1px solid var(--pwc-border);
      border-radius: 4px; cursor: pointer;
      font-size: 12.5px; color: var(--pwc-mid);
      min-width: 220px;
      transition: background .12s, border-color .12s;
    }
    .cmdk-trigger:hover { background: #FFF; border-color: var(--pwc-orange); color: var(--pwc-dark); }
    .cmdk-text { flex: 1; text-align: left; }
    .cmdk-kbd {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10.5px; font-weight: 600;
      padding: 1px 6px;
      background: #fff; border: 1px solid var(--pwc-border);
      border-radius: 3px; color: var(--pwc-mid);
      letter-spacing: 0.04em;
    }

    /* P11: Cmd+K modal */
    .cmdk-mask {
      display: none; position: fixed; inset: 0;
      background: rgba(0,0,0,0.35);
      z-index: 9000; backdrop-filter: blur(2px);
    }
    .cmdk-mask.open { display: block; }
    .cmdk-panel {
      display: none;
      position: fixed; top: 12vh; left: 50%;
      transform: translateX(-50%);
      width: 640px; max-width: 95vw; max-height: 70vh;
      background: #fff; border-radius: 10px;
      box-shadow: 0 20px 60px rgba(0,0,0,0.30);
      z-index: 9001;
      flex-direction: column; overflow: hidden;
    }
    .cmdk-panel.open { display: flex; }
    .cmdk-search {
      display: flex; align-items: center; gap: 10px;
      padding: 14px 18px;
      border-bottom: 1px solid var(--pwc-border);
    }
    .cmdk-search-icon { width: 18px; height: 18px; color: var(--pwc-mid); flex-shrink: 0; }
    .cmdk-input {
      flex: 1; border: 0; outline: 0;
      font-size: 15px; color: var(--pwc-dark);
      font-family: inherit; background: transparent;
    }
    .cmdk-input::placeholder { color: #BBB; }
    .cmdk-kbd-hint {
      font-size: 11px; color: var(--pwc-mid);
      font-family: 'JetBrains Mono', monospace;
    }
    .cmdk-results { flex: 1; overflow-y: auto; padding: 6px 0; }
    .cmdk-group { padding: 4px 0; }
    .cmdk-group-title {
      font-size: 10.5px; font-weight: 700;
      color: var(--pwc-mid);
      letter-spacing: 0.08em; text-transform: uppercase;
      padding: 8px 18px 4px;
    }
    .cmdk-item {
      display: grid;
      grid-template-columns: 20px 1fr auto;
      gap: 12px; align-items: center;
      padding: 8px 18px;
      cursor: pointer;
      transition: background .08s;
      font-size: 13px; color: var(--pwc-dark);
    }
    .cmdk-item i, .cmdk-item svg {
      width: 16px; height: 16px;
      color: var(--pwc-mid); stroke-width: 1.8;
    }
    .cmdk-item:hover, .cmdk-item.active {
      background: linear-gradient(90deg, #FFF1E5 0%, #FFF8F2 100%);
    }
    .cmdk-item:hover i, .cmdk-item.active i,
    .cmdk-item:hover svg, .cmdk-item.active svg { color: var(--pwc-orange); }
    .cmdk-meta {
      font-size: 11px; color: var(--pwc-mid);
      font-family: 'JetBrains Mono', monospace;
    }
    .cmdk-foot {
      display: flex; align-items: center; gap: 14px;
      padding: 10px 18px;
      border-top: 1px solid var(--pwc-border);
      background: #FAFAFA;
      font-size: 11px; color: var(--pwc-dark);
    }
    .cmdk-foot kbd {
      font-family: 'JetBrains Mono', monospace;
      font-size: 10px; padding: 1px 5px;
      background: #fff; border: 1px solid var(--pwc-border);
      border-radius: 3px; color: var(--pwc-mid);
      margin-right: 2px;
    }
    @media (max-width: 768px) {
      .cmdk-trigger .cmdk-text, .cmdk-trigger .cmdk-kbd { display: none; }
      .cmdk-trigger { min-width: auto; padding: 6px; }
      .cmdk-panel { width: 95vw; top: 8vh; }
    }

    .plant-clock {
      display: flex; flex-direction: column; align-items: flex-end;
      padding: 4px 12px; border-right: 1px solid var(--pwc-border);
      margin-right: 4px; line-height: 1.1;
    }
    .plant-clock-label {
      font-size: 9.5px; color: var(--pwc-mid);
      text-transform: uppercase; letter-spacing: 0.18em; font-weight: 600;
    }
    .plant-clock-val {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, Consolas, monospace;
      font-size: 13px; color: var(--pwc-dark); font-weight: 600;
      letter-spacing: 0.04em; margin-top: 2px;
    }

    /* ── Bell notification dropdown ── */
    .bell-wrapper { position: relative; }
    .bell-count {
      position: absolute; top: 2px; right: 2px;
      min-width: 16px; height: 16px;
      padding: 0 4px;
      background: var(--pwc-orange); color: #fff;
      font-size: 10px; font-weight: 700;
      border-radius: 8px;
      display: inline-flex; align-items: center; justify-content: center;
      line-height: 1;
    }
    #bell-btn .notif-dot { display: none; }
    .bell-panel {
      display: none;
      position: absolute;
      top: calc(100% + 10px);
      right: 0;
      width: 380px;
      max-height: 480px;
      background: #fff;
      border: 1px solid var(--pwc-border);
      border-radius: 6px;
      box-shadow: 0 12px 32px rgba(0,0,0,0.16);
      z-index: 200;
      flex-direction: column;
      overflow: hidden;
    }
    .bell-panel.open { display: flex; }
    .bell-panel::before {
      content: ""; position: absolute; top: -7px; right: 14px;
      width: 12px; height: 12px;
      background: #fff;
      border-top: 1px solid var(--pwc-border);
      border-left: 1px solid var(--pwc-border);
      transform: rotate(45deg);
    }
    .bell-head {
      display: flex; align-items: center; justify-content: space-between;
      padding: 12px 16px;
      border-bottom: 1px solid var(--pwc-border);
      background: #FAFAFA;
    }
    .bell-title {
      font-size: 13px; font-weight: 700; color: var(--pwc-dark);
    }
    .bell-id {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 10px; color: var(--pwc-mid);
      letter-spacing: 0.06em; margin-top: 2px;
    }
    .bell-tag {
      font-size: 10px; font-weight: 600;
      color: var(--amber); background: var(--amber-lt);
      border: 1px solid #E6C96A;
      padding: 2px 8px; border-radius: 3px;
      letter-spacing: 0.04em; text-transform: uppercase;
    }
    .bell-list {
      overflow-y: auto;
      flex: 1;
    }
    .bell-alert {
      display: grid;
      grid-template-columns: 4px 18px 1fr auto;
      gap: 10px;
      padding: 12px 14px;
      border-bottom: 1px solid var(--pwc-border);
      align-items: flex-start;
      cursor: pointer;
      transition: background .12s;
    }
    .bell-alert:last-child { border-bottom: none; }
    .bell-alert:hover { background: #FAFAFA; }
    .bell-alert.alarm { background: linear-gradient(90deg, rgba(192,0,0,0.06), transparent 60%); }
    .bell-alert.warn  { background: linear-gradient(90deg, rgba(196,125,0,0.06), transparent 60%); }
    .bell-alert .bar { width: 3px; min-height: 28px; height: 100%; border-radius: 2px; }
    .bell-alert.alarm .bar { background: var(--red); box-shadow: 0 0 6px rgba(192,0,0,0.4); }
    .bell-alert.warn  .bar { background: var(--amber); box-shadow: 0 0 6px rgba(196,125,0,0.4); }
    .bell-alert.info  .bar { background: var(--blue); }
    .bell-alert .ic {
      font-size: 13px; font-weight: 700;
      display: grid; place-items: center;
      width: 18px; height: 18px;
      margin-top: 1px;
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
    }
    .bell-alert.alarm .ic { color: var(--red); }
    .bell-alert.warn  .ic { color: var(--amber); }
    .bell-alert.info  .ic { color: var(--blue); }
    .bell-alert .body { min-width: 0; }
    .bell-alert .body .t {
      font-size: 12.5px; font-weight: 600; color: var(--pwc-dark);
    }
    .bell-alert .body .d {
      font-size: 11px; color: var(--pwc-mid);
      margin-top: 2px; line-height: 1.4;
    }
    .bell-alert .body .meta {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 10px; color: var(--pwc-mid);
      margin-top: 4px; letter-spacing: 0.04em;
    }
    .bell-alert .time {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 10px; color: var(--pwc-mid);
      white-space: nowrap;
    }
    .bell-foot {
      display: flex; align-items: center; justify-content: space-between;
      padding: 10px 14px;
      font-size: 11px; color: var(--pwc-mid);
      border-top: 1px solid var(--pwc-border);
      background: #FAFAFA;
    }
    .bell-foot a {
      color: var(--pwc-orange);
      cursor: pointer; font-weight: 600;
    }

    /* ── Topbar: 待我處理 Inbox dropdown (P1.1) ── */
    .inbox-tb-wrapper { position: relative; }
    .inbox-tb-count {
      position: absolute; top: 2px; right: 2px;
      min-width: 16px; height: 16px;
      padding: 0 4px;
      background: var(--pwc-orange); color: #fff;
      font-size: 10px; font-weight: 700;
      border-radius: 8px;
      display: inline-flex; align-items: center; justify-content: center;
      line-height: 1;
    }
    .inbox-tb-panel {
      display: none;
      position: absolute;
      top: calc(100% + 10px);
      right: 0;
      width: 380px;
      max-height: 480px;
      background: #fff;
      border: 1px solid var(--pwc-border);
      border-radius: 6px;
      box-shadow: 0 12px 32px rgba(0,0,0,0.16);
      z-index: 200;
      flex-direction: column;
      overflow: hidden;
    }
    .inbox-tb-panel.open { display: flex; }
    .inbox-tb-panel::before {
      content: ""; position: absolute; top: -7px; right: 14px;
      width: 12px; height: 12px;
      background: #fff;
      border-top: 1px solid var(--pwc-border);
      border-left: 1px solid var(--pwc-border);
      transform: rotate(45deg);
    }
    .inbox-tb-head {
      display: flex; align-items: center; justify-content: space-between;
      padding: 12px 16px;
      border-bottom: 1px solid var(--pwc-border);
      background: #FAFAFA;
    }
    .inbox-tb-title {
      font-size: 13px; font-weight: 700; color: var(--pwc-dark);
      display: inline-flex; align-items: center; gap: 7px;
    }
    .inbox-tb-id {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 10px; color: var(--pwc-mid);
      letter-spacing: 0.06em; margin-top: 2px;
    }
    .inbox-tb-tag {
      font-size: 10px; font-weight: 600;
      color: var(--red); background: var(--red-lt);
      border: 1px solid #F0B8B8;
      padding: 2px 8px; border-radius: 3px;
      letter-spacing: 0.04em; text-transform: uppercase;
    }
    .inbox-tb-filters {
      display: flex; gap: 6px; padding: 8px 14px;
      border-bottom: 1px solid var(--pwc-border);
      background: #FCFCFC;
    }
    .inbox-tb-chip {
      font-size: 10.5px; font-weight: 600;
      padding: 3px 9px; border-radius: 12px;
      border: 1px solid var(--pwc-border);
      background: #fff; color: var(--pwc-mid);
      cursor: pointer;
    }
    .inbox-tb-chip.on { background: var(--pwc-dark); color: #fff; border-color: var(--pwc-dark); }
    .inbox-tb-list { overflow-y: auto; flex: 1; }
    .inbox-tb-row {
      display: grid; grid-template-columns: 4px 22px 1fr auto 14px;
      gap: 10px; padding: 12px 14px;
      border-bottom: 1px solid var(--pwc-border);
      align-items: center; cursor: pointer;
      transition: background .12s;
    }
    .inbox-tb-row:last-child { border-bottom: none; }
    .inbox-tb-row:hover { background: #FAFAFA; }
    .inbox-tb-row.alarm { background: linear-gradient(90deg, rgba(192,0,0,0.06), transparent 60%); }
    .inbox-tb-row.warn  { background: linear-gradient(90deg, rgba(196,125,0,0.06), transparent 60%); }
    .inbox-tb-row .bar  { width: 3px; min-height: 28px; height: 100%; border-radius: 2px; }
    .inbox-tb-row.alarm .bar { background: var(--red); box-shadow: 0 0 6px rgba(192,0,0,0.4); }
    .inbox-tb-row.warn  .bar { background: var(--amber); box-shadow: 0 0 6px rgba(196,125,0,0.4); }
    .inbox-tb-row.info  .bar { background: var(--blue); }
    .inbox-tb-row .ic   {
      display: grid; place-items: center;
      width: 22px; height: 22px; border-radius: 50%;
    }
    .inbox-tb-row.alarm .ic { color: var(--red);   background: var(--red-lt); }
    .inbox-tb-row.warn  .ic { color: var(--amber); background: var(--amber-lt); }
    .inbox-tb-row.info  .ic { color: var(--blue);  background: var(--blue-lt); }
    .inbox-tb-row .body { min-width: 0; }
    .inbox-tb-row .body .t { font-size: 12.5px; font-weight: 600; color: var(--pwc-dark); }
    .inbox-tb-row .body .d {
      font-size: 11px; color: var(--pwc-mid);
      margin-top: 2px; line-height: 1.4;
    }
    .inbox-tb-row .cnt {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 13px; font-weight: 700; color: var(--pwc-dark);
      text-align: right;
    }
    .inbox-tb-row .arrow { color: var(--pwc-mid); display: inline-flex; }
    .inbox-tb-foot {
      display: flex; align-items: center; justify-content: space-between;
      padding: 10px 14px;
      font-size: 11px; color: var(--pwc-mid);
      border-top: 1px solid var(--pwc-border);
      background: #FAFAFA;
    }
    .inbox-tb-foot a { color: var(--pwc-orange); cursor: pointer; font-weight: 600; }

    /* ── Topbar: 個人偏好 dropdown (P1.2 — 取代原 ⚙️ gotoPage) ── */
    .prefs-wrapper { position: relative; }
    .prefs-panel {
      display: none;
      position: absolute;
      top: calc(100% + 10px);
      right: 0;
      width: 280px;
      background: #fff;
      border: 1px solid var(--pwc-border);
      border-radius: 6px;
      box-shadow: 0 12px 32px rgba(0,0,0,0.16);
      z-index: 200;
      overflow: hidden;
    }
    .prefs-panel.open { display: block; }
    .prefs-panel::before {
      content: ""; position: absolute; top: -7px; right: 14px;
      width: 12px; height: 12px; background: #fff;
      border-top: 1px solid var(--pwc-border);
      border-left: 1px solid var(--pwc-border);
      transform: rotate(45deg);
    }
    .prefs-head {
      padding: 10px 14px;
      border-bottom: 1px solid var(--pwc-border);
      background: #FAFAFA;
      font-size: 10.5px; font-weight: 700;
      color: var(--pwc-mid);
      letter-spacing: 0.08em;
      text-transform: uppercase;
    }
    .prefs-row {
      display: flex; align-items: center; gap: 10px;
      padding: 10px 14px;
      font-size: 12.5px; color: var(--pwc-dark);
      cursor: pointer;
      border-bottom: 1px solid var(--pwc-border);
      background: #fff;
    }
    .prefs-row:last-child { border-bottom: none; }
    .prefs-row:hover { background: #FAFAFA; }
    .prefs-row .label { flex: 1; }
    .prefs-row .value { font-size: 11px; color: var(--pwc-mid); }
    .prefs-row > i[data-lucide] { width: 14px; height: 14px; color: var(--pwc-mid); flex-shrink: 0; }
    .prefs-divider {
      height: 1px; background: var(--pwc-border);
      margin: 0;
    }
    .prefs-foot-link {
      padding: 9px 14px;
      font-size: 11.5px; color: var(--pwc-orange);
      font-weight: 600; cursor: pointer;
      background: #FAFAFA;
      display: flex; align-items: center; gap: 6px;
    }
    .prefs-foot-link:hover { background: #F2F2F2; }
    .prefs-foot-link > i[data-lucide] { width: 12px; height: 12px; }

    /* ── Performance: 設備範圍 + 對比模式 (P2.1 / P2.2) ── */
    .perf-device-bar {
      display: flex; align-items: center; gap: 10px;
      background: #fff;
      border: 1px solid var(--pwc-border);
      border-radius: 8px;
      padding: 10px 14px;
      margin-bottom: 14px;
      box-shadow: var(--shadow-sm);
      flex-wrap: wrap;
    }
    .perf-device-label {
      display: inline-flex; align-items: center; gap: 6px;
      font-weight: 700; color: var(--pwc-dark);
      font-size: 12px; letter-spacing: 0.3px;
    }
    .perf-device-label > i[data-lucide] { width: 14px; height: 14px; color: var(--pwc-orange); }
    .perf-device-tabs {
      display: inline-flex;
      border: 1px solid var(--pwc-border);
      border-radius: 6px;
      overflow: hidden;
      background: #FAFAFA;
    }
    .perf-dev-tab {
      border: none; padding: 7px 14px;
      font-size: 11.5px; cursor: pointer;
      background: transparent; color: var(--pwc-dark);
      font-weight: 500;
      border-left: 1px solid var(--pwc-border);
      transition: background .12s, color .12s;
      display: inline-flex; align-items: center; gap: 5px;
    }
    .perf-dev-tab:first-child { border-left: none; }
    .perf-dev-tab > i[data-lucide] { width: 12px; height: 12px; }
    .perf-dev-tab.active { background: var(--pwc-orange); color: #fff; font-weight: 700; }
    .perf-dev-tab:not(.active):hover { background: #f0f0f0; }
    .perf-dev-tab[disabled] { opacity: .4; cursor: not-allowed; }
    .perf-compare-btn {
      display: inline-flex; align-items: center; gap: 6px;
      border: 1px solid var(--pwc-border);
      background: #fff; color: var(--pwc-dark);
      font-size: 11.5px; font-weight: 600;
      padding: 6px 12px; border-radius: 5px;
      cursor: pointer;
      transition: background .12s, color .12s, border-color .12s;
    }
    .perf-compare-btn:hover { background: #FAFAFA; }
    .perf-compare-btn > i[data-lucide] { width: 13px; height: 13px; }
    .perf-compare-btn.on {
      background: var(--pwc-orange); color: #fff;
      border-color: var(--pwc-orange);
    }
    .perf-scope-chip {
      margin-left: auto;
      display: inline-flex; align-items: center; gap: 8px;
      background: var(--blue-lt); color: var(--blue);
      border: 1px solid #BCD8F0;
      font-size: 11px; font-weight: 600;
      padding: 4px 10px; border-radius: 3px;
      letter-spacing: 0.02em;
    }
    .perf-scope-chip > i[data-lucide] { width: 12px; height: 12px; }
    .perf-scope-chip .perf-scope-label {
      text-transform: uppercase;
      letter-spacing: 0.08em;
      font-size: 9.5px;
      color: var(--pwc-mid);
      font-weight: 700;
    }

    /* Compare panel (per-device breakdown) — 預設隱藏 */
    .perf-compare-panel { display: none; margin-top: 14px; }
    #page-performance.compare-mode .perf-compare-panel { display: block; }
    .perf-cmp-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 10px;
      padding: 14px 16px;
    }
    .perf-cmp-col {
      background: rgba(255,255,255,0.04);
      border: 1px solid rgba(255,255,255,0.08);
      border-radius: 6px;
      padding: 12px 14px;
    }
    .perf-cmp-col .name {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      font-size: 10.5px;
      color: rgba(255,255,255,0.55);
      letter-spacing: 0.08em;
      margin-bottom: 6px;
    }
    .perf-cmp-col .head {
      display: flex; align-items: baseline; justify-content: space-between;
      padding-bottom: 8px;
      border-bottom: 1px solid rgba(255,255,255,0.08);
      margin-bottom: 8px;
    }
    .perf-cmp-col .head .label {
      font-size: 12px; font-weight: 700; color: #fff;
    }
    .perf-cmp-col .head .badge {
      font-size: 10px; font-weight: 700;
      padding: 2px 7px; border-radius: 3px;
      background: rgba(52,211,153,0.15); color: #34D399;
    }
    .perf-cmp-row {
      display: flex; align-items: baseline; justify-content: space-between;
      padding: 5px 0;
      font-size: 11.5px;
    }
    .perf-cmp-row .k { color: rgba(255,255,255,0.55); }
    .perf-cmp-row .v {
      font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace;
      color: #fff; font-weight: 600;
    }
    .perf-cmp-cv {
      grid-column: 1 / -1;
      display: flex; align-items: center; gap: 10px;
      padding: 8px 14px;
      margin-top: 4px;
      background: rgba(56,189,248,0.08);
      border: 1px dashed rgba(56,189,248,0.4);
      border-radius: 5px;
      font-size: 11.5px; color: rgba(255,255,255,0.7);
    }
    .perf-cmp-cv b { color: #38BDF8; }