    /* ── Theme tokens ── Bright (default) modelled on the Claude Design
       "Portal Mockups" bright shell; Dark modelled on its dark shell.
       Consumers use the same var names in both themes, so switching
       [data-theme] on <html> re-themes the whole app without touching
       call sites. */
    :root, :root[data-theme="bright"] {
      --bg: #eef0f2;
      --surface: #ffffff;
      --sidebar-bg: #ffffff;
      --border: #e8eaed;
      --border-strong: #dadce0;
      --accent: #1a73e8;
      --accent-light: #1a73e8;
      --accent-rgb: 26,115,232;
      --accent-soft-bg: rgba(26,115,232,.08);
      --success: #137333;
      --warning: #f59e0b;
      --danger: #ef4444;
      --text: #202124;
      --muted: #5f6368;
      --muted-light: #9aa0a6;
      --mono: 'JetBrains Mono', 'Courier New', monospace;
      --headline-font: 'DM Serif Display', 'Didot', 'Bodoni MT', Georgia, serif;
      --report-font: 'Roboto', 'Google Sans Text', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      --btn-primary-bg: var(--accent);
      --btn-primary-radius: 8px;
      --btn-primary-weight: 500;
      --btn-primary-shadow: none;
      --card-shadow: 0 1px 3px rgba(0,0,0,.06);
      --reports-note-color: #7c3aed;
      --finding-text: #020D19;
      --pill-outline: #020D19;
      --switch-track-off: #c4c8cf;
    }
    :root[data-theme="dark"] {
      --bg: #2b2d33;
      --surface: #020D19;
      --sidebar-bg: #020D19;
      --border: rgba(255,255,255,.07);
      --border-strong: rgba(255,255,255,.12);
      --accent: #a78bfa;
      --accent-light: #a78bfa;
      --accent-rgb: 167,139,250;
      --accent-soft-bg: rgba(167,139,250,.12);
      --success: #34d399;
      --warning: #fbbf24;
      --danger: #f87171;
      --text: #eef0ff;
      --muted: #7880a8;
      --muted-light: #3d4268;
      --mono: 'JetBrains Mono', 'Courier New', monospace;
      --headline-font: 'DM Serif Display', 'Didot', 'Bodoni MT', Georgia, serif;
      --report-font: 'Roboto', 'Google Sans Text', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
      --btn-primary-bg: linear-gradient(135deg,#7c6cf0 0%,#b8a0fc 100%);
      --btn-primary-radius: 999px;
      --btn-primary-weight: 700;
      --btn-primary-shadow: 0 6px 24px rgba(160,130,250,.3);
      --card-shadow: none;
      --reports-note-color: #d6da72;
      --finding-text: #cad2e8;
      --pill-outline: rgba(255,255,255,.5);
      --switch-track-off: rgba(255,255,255,.15);
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    body { background: var(--bg); color: var(--text); font-family: 'Google Sans Text', 'Google Sans', 'Roboto', system-ui, sans-serif; min-height: 100vh; transition: background .2s, color .2s; }

    /* ── Layout ── */
    .shell { display: grid; grid-template-columns: 240px 1fr; height: 100vh; overflow: hidden; }
    body.app-active { display: flex; align-items: flex-start; justify-content: flex-start; overflow: hidden; min-height: 100vh; }
    body.app-active #app { width: 100%; }
    body.app-active .shell { height: 100vh; width: 100%; overflow: hidden; flex-shrink: 0; }
    /* Standalone (browser tab): content area fills the viewport, sidebar stays 240px */
    body.standalone.app-active .shell { width: 100%; }
    .sidebar {
      background: var(--sidebar-bg);
      border-right: 1px solid var(--border);
      padding: 24px 0 24px 16px; display: flex; flex-direction: column; gap: 8px;
      position: sticky; top: 0; height: 100vh; overflow-y: auto; flex-shrink: 0;
    }
    .logo { font-family: var(--mono); font-size: 11px; color: var(--accent-light);
            letter-spacing: 3px; text-transform: uppercase; margin-bottom: 24px; }
    .logo span { display: block; font-size: 9px; color: var(--muted); margin-top: 2px; letter-spacing: 1px; }
    .nav-item {
      padding: 10px 12px; border-radius: 6px; cursor: pointer; font-size: 13px;
      color: var(--muted); transition: all .15s; display: flex; align-items: center; gap: 8px;
      border: 1px solid transparent;
    }
    .nav-item:hover { color: var(--text); background: var(--accent-soft-bg); }
    .nav-item.active { color: var(--accent-light); background: var(--accent-soft-bg); border-color: rgba(var(--accent-rgb),.2); }
    :root[data-theme="dark"] .nav-item.active { color: #d4d7dc; }
    :root[data-theme="dark"] .sidebar-signout { color: #d4d7dc !important; }
    .main { padding: 32px; overflow-y: auto; height: 100%; }
    .theme-toggle {
      display: flex; align-items: center; gap: 8px; cursor: pointer; font-size: 12px;
      color: var(--muted); padding: 8px 12px; border-radius: 6px; border: 1px solid var(--border);
      transition: all .15s; width: fit-content;
    }
    .theme-toggle:hover { color: var(--text); background: var(--accent-soft-bg); }

    /* ── Modals ── */
    .modal-overlay {
      display: none; position: fixed; inset: 0; background: rgba(0,0,0,.6);
      z-index: 1000; align-items: center; justify-content: center;
    }
    .modal-box {
      background: var(--surface); border: 1px solid var(--border); border-radius: 12px;
      padding: 32px; width: 480px; max-width: 95vw; max-height: 85vh; overflow-y: auto;
      box-shadow: var(--card-shadow);
    }
    .modal-title { font-size: 16px; font-weight: 600; color: var(--text); margin-bottom: 16px; }

    /* ── Auth banner ── */
    #auth-banner {
      background: var(--surface); border: 1px solid var(--border);
      border-radius: 12px; padding: 32px 40px; max-width: 440px; margin: 4px auto 0;
      box-shadow: var(--card-shadow);
    }
    #auth-banner h2 { font-size: 20px; margin-bottom: 6px; }
    #auth-banner p { color: var(--muted); font-size: 13px; margin-bottom: 24px; }
    .field { margin-bottom: 16px; }
    .field label { display: block; font-size: 11px; color: var(--muted); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 1px; }
    .field input {
      width: 100%; background: var(--bg); border: 1px solid var(--border); border-radius: 8px;
      padding: 10px 14px; color: var(--text); font-family: var(--mono); font-size: 13px;
      outline: none; transition: border-color .15s;
    }
    .field input:focus { border-color: var(--accent); }

    /* ── Buttons ── */
    .btn {
      padding: 10px 20px; border-radius: 8px; border: none; cursor: pointer;
      font-size: 13px; font-weight: 600; transition: all .15s;
    }
    .btn-primary {
      background: var(--btn-primary-bg); color: #fff; border-radius: var(--btn-primary-radius);
      font-weight: var(--btn-primary-weight); box-shadow: var(--btn-primary-shadow);
    }
    .btn-primary:hover { filter: brightness(1.08); }
    .btn-primary:disabled { opacity: .5; cursor: not-allowed; }
    .btn-outline { background: transparent; color: var(--accent-light); border: 1px solid rgba(var(--accent-rgb),.4); }
    .btn-outline:hover { background: rgba(var(--accent-rgb),.1); }
    :root[data-theme="dark"] .report-dl-btn { color: #ffffff; }

    /* ── Emergency stop ── */
    .stop-btn {
      display: block; margin: 0 auto 18px; padding: 10px 28px;
      background: var(--danger); color: #fff; border: none; border-radius: 8px;
      font-family: var(--mono); font-weight: 700; font-size: 14px;
      letter-spacing: 2px; text-transform: uppercase; cursor: pointer;
      transition: background .15s, opacity .15s;
    }
    .stop-btn:hover:not(:disabled) { background: #dc2626; }
    .stop-btn:disabled { opacity: .35; cursor: not-allowed; }
    .btn-spinner {
      display: inline-block; width: 14px; height: 14px;
      border: 2px solid rgba(255,255,255,.25); border-top-color: currentColor;
      border-radius: 50%; animation: btn-spin .7s linear infinite;
    }
    @keyframes btn-spin { to { transform: rotate(360deg); } }

    /* ── Upload area ── */
    .upload-zone {
      border: 2px dashed #5f6368; border-radius: 12px; padding: 28px 32px 14px;
      text-align: center; cursor: pointer; transition: all .2s;
    }
    .upload-zone:hover, .upload-zone.drag { border-color: var(--accent); background: rgba(59,130,246,.05); }
    .upload-zone .icon { font-size: 40px; margin-bottom: 12px; }
    .upload-zone h3 { font-size: 16px; margin-bottom: 6px; }
    .upload-zone p { color: var(--muted); font-size: 13px; }
    #file-input { display: none; }
    @keyframes upload-zone-glow {
      0%, 20%, 50%, 70%, 100% { border-color: var(--border); background: transparent; }
      35%, 85% { border-color: var(--accent); background: rgba(59,130,246,.05); }
    }
    .upload-zone.glow-pulse { animation: upload-zone-glow .6s ease-in-out 1; }

    /* ── Card ── */
    .card { background: var(--surface); border: 1px solid var(--border); border-radius: 10px; padding: 20px; box-shadow: var(--card-shadow); }
    .card-title { font-size: 11px; text-transform: uppercase; letter-spacing: 1px; color: var(--muted); margin-bottom: 12px; }

    /* ── Risk score ── */
    .score-ring {
      width: 100px; height: 100px; border-radius: 50%; display: flex;
      align-items: center; justify-content: center; font-size: 28px; font-weight: 700;
      border: 4px solid; margin: 0 auto 16px;
    }
    .score-green  { border-color: var(--success); color: var(--success); }
    .score-yellow { border-color: var(--warning); color: var(--warning); }
    .score-orange { border-color: #f97316; color: #f97316; }
    .score-red    { border-color: var(--danger); color: var(--danger); }
    .rating-badge {
      display: inline-block; padding: 4px 12px; border-radius: 20px;
      font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px;
    }
    .badge-green  { background: rgba(16,185,129,.15); color: var(--success); }
    .badge-yellow { background: rgba(245,158,11,.15); color: var(--warning); }
    .badge-orange { background: rgba(249,115,22,.15); color: #f97316; }
    .badge-red    { background: rgba(239,68,68,.15); color: var(--danger); }

    /* ── Category bars ── */
    .cat-bar { margin-bottom: 14px; }
    .cat-bar-header { display: flex; justify-content: space-between; margin-bottom: 4px; font-size: 12px; }
    .bar-track { height: 6px; background: var(--border); border-radius: 3px; overflow: hidden; }
    .bar-fill  { height: 100%; border-radius: 3px; transition: width .5s; }

    /* ── Findings ── */
    #view-results { font-family: var(--report-font); }
    #view-results .card.mt-4 { padding: 24px 28px; margin-top: 24px; }
    #view-results .card-title { font-size: 12px; font-weight: 500; margin-bottom: 16px; }
    :root[data-theme="dark"] #view-results .card-title { color: #d4d7dc; }
    .finding { position: relative; padding: 12px 4px 12px 20px; border-bottom: 1px solid var(--border);
               font-family: var(--report-font);
               font-size: calc(13px + var(--report-fs-boost, 0px)); line-height: 1.6; color: var(--finding-text); }
    .finding:last-child { border-bottom: none; }
    .finding::before { content: ''; position: absolute; left: 2px; top: 19px;
                        width: 6px; height: 6px; border-radius: 50%; background: var(--muted); }
    .finding.critical::before { background: var(--danger); }
    .finding.high::before     { background: var(--warning); }
    .finding.medium::before   { background: var(--accent-light); }
    .finding.low::before      { background: var(--muted); }
    .finding.mitigated::before { background: var(--success); }
    .finding.mitigated { opacity: .7; }

    /* ── Doc list ── */
    .doc-row {
      display: flex; align-items: center; gap: 12px; padding: 12px 16px;
      border-bottom: 1px solid var(--border); cursor: pointer; transition: background .12s;
    }
    .doc-row:hover { background: rgba(255,255,255,.03); }
    .doc-row:last-child { border-bottom: none; }
    .new-doc-row {
      border-radius: 8px; margin-bottom: 6px; background: var(--surface);
      border: 1px solid var(--border); box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    }
    .new-doc-row:hover {
      background: var(--surface-hover); border-color: var(--accent);
      box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    }
    .btn-sm { padding: 4px 10px; font-size: 11px; }
    .bulk-action-bar {
      display: flex; align-items: center; justify-content: space-between;
      background: rgba(59, 130, 246, 0.1); border: 1px solid var(--accent);
      border-radius: 8px; padding: 10px 16px; margin-bottom: 16px;
    }
    .search-input {
      background: var(--bg); border: 1px solid var(--border); color: var(--text);
      padding: 8px 12px; border-radius: 6px; font-size: 12px; width: 250px;
    }
    .doc-status { width: 8px; height: 8px; border-radius: 50%; flex-shrink: 0; }
    .status-ready   { background: var(--success); }
    .status-pending { background: var(--warning); animation: pulse 1.5s infinite; }
    .status-failed  { background: var(--danger); }
    .tag-danger { background: rgba(239,68,68,.15); color: var(--danger); }
    @keyframes pulse { 0%,100%{opacity:1} 50%{opacity:.4} }

    /* ── Progress ── */
    @keyframes scanning-pan {
      0%   { transform: translateX(-8px); }
      50%  { transform: translateX(8px); }
      100% { transform: translateX(-8px); }
    }
    #progress-icon.scanning { display: inline-block; animation: scanning-pan 1.1s ease-in-out infinite; }
    @keyframes fade-in-up {
      from { opacity: 0; transform: translateY(6px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    .live-log-entry { animation: fade-in-up 0.25s ease; font-size: 12px; padding: 5px 10px;
                      border-radius: 6px; display: flex; align-items: center; gap: 8px; }
    .live-log-entry.done    { color: var(--success); background: rgba(16,185,129,.07); }
    .live-log-entry.active  { color: var(--accent);  background: rgba(59,130,246,.09); font-weight: 600; }
    .live-log-entry.pending { color: var(--muted);   background: transparent; }
    .progress-steps { display: flex; gap: 12px; margin-bottom: 28px; }
    .step { flex: 1; text-align: center; }
    .step-dot { width: 28px; height: 28px; border-radius: 50%; border: 2px solid var(--border);
                display: flex; align-items: center; justify-content: center; margin: 0 auto 6px;
                font-size: 12px; font-weight: 600; }
    .step.done .step-dot  { border-color: var(--success); background: rgba(16,185,129,.15); color: var(--success); }
    .step.active .step-dot{ border-color: var(--accent);  background: rgba(59,130,246,.15);  color: var(--accent); }
    .step-label { font-size: 10px; color: var(--muted); }

    /* ── Misc ── */
    .section-title { font-size: 20px; font-weight: 700; margin-bottom: 6px; }
    .section-sub   { font-size: 13px; color: var(--muted); margin-bottom: 24px; }
    .grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
    .grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }
    .mt-4  { margin-top: 16px; } .mt-6 { margin-top: 24px; } .mt-8 { margin-top: 32px; }
    .tag { font-size: 10px; padding: 2px 8px; border-radius: 4px; background: rgba(255,255,255,.07); color: var(--muted); }
    .mono { font-family: var(--mono); }
    .hidden { display: none !important; }
    .text-success { color: var(--success); } .text-danger { color: var(--danger); }

    /* ── Cross-Doc toggle & compare panel ── */
    .cross-doc-toggle-row {
      display:flex; align-items:center; gap:10px; justify-content:center;
      width:fit-content; margin:16px auto 0; padding:8px 18px;
      border:1px solid var(--pill-outline); border-radius:999px;
    }
    .cross-doc-label { font-size:14px; font-weight:700; color:var(--text); letter-spacing:.02em; }
    .switch { position:relative; display:inline-block; width:44px; height:24px; flex-shrink:0; }
    .switch input { opacity:0; width:0; height:0; }
    .switch-slider {
      position:absolute; cursor:pointer; inset:0;
      background:var(--switch-track-off); border-radius:24px; transition:background .15s;
    }
    .switch-slider::before {
      content:""; position:absolute; height:18px; width:18px; left:3px; bottom:3px;
      background:#fff; border-radius:50%; transition:transform .15s;
    }
    .switch input:checked + .switch-slider { background:var(--success); }
    .switch input:checked + .switch-slider::before { transform:translateX(20px); }
    .switch input:disabled + .switch-slider { opacity:.4; cursor:not-allowed; }

    .cross-doc-row { display:flex; align-items:center; gap:10px; padding:10px 6px; border-bottom:1px solid var(--border); }
    .cross-doc-row:last-child { border-bottom:none; }
    .cross-doc-row input[type=checkbox] { width:16px; height:16px; accent-color:var(--success); cursor:pointer; }
    .cross-doc-row.disabled { opacity:.4; }
    .cross-doc-row.disabled input { cursor:not-allowed; }

    .finding-sev { font-size:10px; padding:2px 8px; border-radius:4px; font-weight:600; text-transform:uppercase; white-space:nowrap; }
    .finding-sev-high { background:rgba(239,68,68,.15); color:var(--danger); }
    .finding-sev-medium { background:rgba(245,158,11,.15); color:var(--warning); }
    .finding-sev-low { background:rgba(148,163,184,.15); color:var(--muted); }

    .cross-doc-table { width:100%; border-collapse:collapse; font-size:12px; }
    .cross-doc-table th {
      text-align:left; font-size:10px; text-transform:uppercase; letter-spacing:.04em;
      color:var(--muted); padding:8px 10px; border-bottom:1px solid var(--border); white-space:nowrap;
    }
    .cross-doc-table td { padding:10px; border-bottom:1px solid var(--border); vertical-align:top; color:var(--text); }
    .cross-doc-table tr:last-child td { border-bottom:none; }
    textarea { width:100%; background:var(--bg); border:1px solid var(--border); border-radius:8px;
               color:var(--text); font-family:var(--mono); font-size:11px; padding:14px;
               resize:vertical; outline:none; min-height:300px; }

    /* ── Toast ── */
    /* Background is deliberately a fixed dark slate in both themes (a
       common toast convention), so the text color must be fixed light to
       match — inheriting var(--text) here goes near-black in bright mode,
       making it unreadable against the dark background. */
    #toast { position:fixed; bottom:24px; right:24px; background:#1e293b; color:#f1f5f9;
             border:1px solid var(--border);
             border-radius:8px; padding:12px 18px; font-size:13px; z-index:999; opacity:0;
             transition:opacity .2s; pointer-events:none; }
    #toast.show { opacity:1; }

    /* ── Deep Scan polling bubble ── */
    /* Fixed to the viewport, not the progress icon below it — its screen
       position must not shift as unrelated content (log lines, category
       bars, icon/text changes) grows or shrinks beneath it. Centered on the
       work area to the right of the 240px sidebar (.shell's grid-template-columns),
       both horizontally and vertically, not the full viewport. Width is
       fixed; translate(-50%,-50%) anchors the true center point so the
       bubble grows/shrinks symmetrically upward and downward as its text
       content changes height. */
    .poll-bubble {
      position: fixed; top: 50%; left: calc(240px + (100vw - 240px) / 2); transform: translate(-50%, -50%);
      background: radial-gradient(ellipse at center, #fffdf5 0%, #fffdf5 45%, rgba(16,185,129,.70) 100%);
      border: 1px solid rgba(16,185,129,.35);
      backdrop-filter: blur(4px); border-radius: 10px;
      font-family: 'SFMono-Regular',Consolas,'Liberation Mono',Menlo,Courier,monospace;
      color: #0b1d3a; font-size: 15px;
      width: min(460px, 90vw); overflow: hidden;
      display: flex; flex-direction: column;
      z-index: 10; pointer-events: auto;
      padding-top: 20px;
    }
    .poll-bubble.hidden { display: none; }
    /* No longer capped/scrollable — the bubble's height now grows with its
       content while translate(-50%,-50%) above keeps it centered on the same
       point as it grows. */
    .poll-bubble-body { flex: 1 1 auto; min-height: 0; padding: 0px 34px 8px 14px; }
    #poll-bubble-text { white-space: normal; word-break: break-word; }
    /* Fixed footer — stays pinned at the bottom regardless of body height/scroll. */
    .poll-bubble-footer { flex: 0 0 auto; display: flex; justify-content: center; padding: 10px 10px 10px 10px; }
    .poll-bubble-close {
      position: absolute; top: 4px; right: 6px; background: none; border: none;
      color: #0b1d3a; font-family: inherit; font-size: 14px; line-height: 1;
      cursor: pointer; opacity: .6;
    }
    .poll-bubble-close:hover { opacity: 1; }
    .poll-bubble-summary-btn {
      background: rgba(11,29,58,.08); border: 1px solid rgba(11,29,58,.25); border-radius: 6px;
      color: #0b1d3a; font-family: 'Google Sans Text', 'Google Sans', 'Roboto', system-ui, sans-serif;
      font-size: 11px; font-weight: 700; padding: 4px 8px; cursor: pointer;
    }
    .poll-bubble-summary-btn:hover { background: rgba(11,29,58,.16); }

/* ── Findings card font-size controls ── */
.report-fs-controls { display: flex; align-items: center; gap: 4px; text-transform: none; letter-spacing: normal; }
.report-fs-controls button {
  background: none; border: 1px solid var(--border); border-radius: 4px;
  color: var(--muted); font-size: 11px; line-height: 1; width: 18px; height: 18px;
  display: flex; align-items: center; justify-content: center; cursor: pointer; padding: 0;
}
.report-fs-controls button:hover { color: var(--text); border-color: var(--accent); }
.report-fs-search { font-size: 11px; opacity: .7; }

/* ── Scroll-to-top button ── */
.scroll-top-btn {
  position: fixed; bottom: 28px; right: 28px;
  width: 44px; height: 44px; border-radius: 50%;
  background: #10b981; color: #fff; border: none;
  font-size: 16px; line-height: 1; cursor: pointer;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 2px 10px rgba(0,0,0,.25);
  opacity: 1; transition: opacity .25s ease;
  z-index: 500;
}
.scroll-top-btn:hover { background: #0da271; }
.scroll-top-btn.hidden { opacity: 0; pointer-events: none; }

/* Dropdown CSS for bulk action bar */
.dropdown {
  position: relative;
  display: inline-block;
}
.dropdown-content {
  display: none;
  position: absolute;
  background-color: var(--surface);
  min-width: 160px;
  box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.2);
  z-index: 100;
  border-radius: 6px;
  border: 1px solid var(--border);
  overflow: hidden;
}
.dropdown-content a {
  color: var(--text);
  padding: 10px 16px;
  text-decoration: none;
  display: block;
  font-size: 12px;
}
.dropdown-content a:hover {
  background-color: var(--surface-hover);
}
.dropdown:hover .dropdown-content {
  display: block;
}

.doc-search-center { width: 325px; }

