*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
    :root {
      --bg: #09090f; --surface: #0f172a; --card: #1e293b; --border: #334155;
      --muted: #475569; --dim: #64748b; --sub: #94a3b8; --text: #f1f5f9;
      --accent: #3b82f6; --accent-d: #1d4ed8; --success: #10b981;
      --warn: #f59e0b; --danger: #ef4444; --purple: #2563eb; --purple-light: #60a5fa;
    }
    html, body { height: 100%; overflow: hidden; }
    body {
      font-family: 'Inter', system-ui, sans-serif;
      background: var(--bg);
      color: var(--text);
      display: flex;
      flex-direction: column;
      height: 100vh;
    }

    /*  Top Nav  */
    #topnav {
      display: flex;
      align-items: center;
      height: 52px;
      background: var(--surface);
      border-bottom: 1px solid var(--border);
      padding: 0 16px;
      gap: 4px;
      flex-shrink: 0;
      -webkit-app-region: drag;
    }
    #topnav * { -webkit-app-region: no-drag; }

    .brand-box {
      display: flex;
      align-items: center;
      gap: 8px;
      margin-right: 12px;
    }
    .brand-box svg { color: var(--accent); }
    .brand-name {
      font-size: 13px;
      font-weight: 700;
      letter-spacing: 0.05em;
      color: var(--text);
    }
    .nav-sep { width: 1px; height: 24px; background: var(--border); margin: 0 6px; }

    .nav-tab {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 6px 12px;
      border-radius: 6px;
      border: none;
      background: transparent;
      color: var(--sub);
      font-size: 13px;
      font-weight: 500;
      cursor: pointer;
      transition: background 0.15s, color 0.15s;
    }
    .nav-tab:hover { background: var(--card); color: var(--text); }
    .nav-tab.active { background: var(--accent); color: #fff; }

    .nav-spacer { flex: 1; }

    .nav-action {
      display: flex;
      align-items: center;
      gap: 6px;
      padding: 5px 10px;
      border-radius: 6px;
      border: 1px solid var(--border);
      background: transparent;
      color: var(--sub);
      font-size: 12px;
      font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
    }
    .nav-action:hover { background: var(--card); color: var(--text); border-color: var(--muted); }
    .nav-action + .nav-action { margin-left: 4px; }

    /*  Pages  */
    #content-wrap {
      flex: 1;
      overflow: hidden;
      position: relative;
    }
    .page {
      position: absolute;
      inset: 0;
      overflow-y: auto;
      padding: 24px;
      display: none;
      background-image:
        linear-gradient(rgba(59,130,246,0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59,130,246,0.035) 1px, transparent 1px),
        radial-gradient(ellipse 700px 350px at 100% 0%, rgba(59,130,246,0.08), transparent 60%),
        radial-gradient(ellipse 500px 300px at 0% 100%, rgba(14,165,233,0.05), transparent 60%);
      background-size: 60px 60px, 60px 60px, auto, auto;
    }
    .page.active { display: block; }

    /* Scrollbar */
    ::-webkit-scrollbar { width: 6px; }
    ::-webkit-scrollbar-track { background: transparent; }
    ::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
    ::-webkit-scrollbar-thumb:hover { background: var(--muted); }

    /*  Status bar  */
    #statusbar {
      height: 26px;
      background: var(--surface);
      border-top: 1px solid var(--border);
      padding: 0 14px;
      font-size: 11px;
      color: var(--dim);
      display: flex;
      align-items: center;
      gap: 8px;
      flex-shrink: 0;
    }
    .status-dot {
      width: 6px; height: 6px;
      border-radius: 50%;
      background: var(--success);
      flex-shrink: 0;
    }
    .status-dot.loading { background: var(--warn); animation: blinkdot 1s infinite; }
    .status-dot.error { background: var(--danger); }
    @keyframes blinkdot { 0%,100%{opacity:1} 50%{opacity:0.3} }

    /*  Page header  */
    .page-eyebrow {
      display: flex; align-items: center; gap: 8px;
      font-size: 11px; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.1em;
      color: var(--purple-light); margin-bottom: 8px;
    }
    .page-eyebrow::before {
      content: ''; width: 3px; height: 14px; border-radius: 2px;
      background: linear-gradient(180deg, #2563eb, #38bdf8); flex-shrink: 0;
    }
    .page-header {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      margin-bottom: 24px;
    }
    .page-title {
      font-size: 22px; font-weight: 800; letter-spacing: -0.03em; line-height: 1.2;
      background: linear-gradient(135deg, #f1f5f9 0%, #93c5fd 100%);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
    }
    .page-sub { font-size: 13px; color: var(--sub); margin-top: 6px; line-height: 1.6; }

    /*  Loading / Empty / Error  */
    .loading-box, .empty-box, .error-box {
      padding: 56px 20px;
      text-align: center;
      color: var(--dim);
      font-size: 14px;
    }
    .loading-box svg, .empty-box svg, .error-box svg {
      display: block;
      margin: 0 auto 12px;
      opacity: 0.4;
    }
    .error-box { color: var(--danger); }
    .error-box svg { opacity: 0.7; }
    .spin { animation: spin 0.9s linear infinite; }
    @keyframes spin { to { transform: rotate(360deg); } }

    /*  DASHBOARD  */
    .stat-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(185px, 1fr));
      gap: 14px;
      margin-bottom: 28px;
    }
    .stat-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      padding: 18px 20px;
      display: flex;
      flex-direction: column;
      gap: 6px;
      transition: border-color 0.2s, transform 0.2s;
    }
    .stat-card:hover { border-color: var(--muted); transform: translateY(-2px); }
    .stat-card-icon {
      width: 32px; height: 32px;
      border-radius: 8px;
      display: flex; align-items: center; justify-content: center;
      margin-bottom: 4px;
    }
    .sci-blue    { background: rgba(59,130,246,0.15);  color: var(--accent); }
    .sci-purple  { background: rgba(59,130,246,0.15);  color: var(--purple); }
    .sci-sky     { background: rgba(14,165,233,0.15);  color: #38bdf8; }
    .sci-cyan    { background: rgba(6,182,212,0.15);   color: #22d3ee; }
    .sci-lt-blue { background: rgba(56,189,248,0.15);  color: #7dd3fc; }
    .sci-green   { background: rgba(16,185,129,0.15);  color: var(--success); }
    .sci-orange  { background: rgba(245,158,11,0.15);  color: var(--warn); }
    .stat-card-value {
      font-size: 28px;
      font-weight: 800;
      line-height: 1;
      background: linear-gradient(135deg, #60a5fa 0%, #38bdf8 100%);
      -webkit-background-clip: text; -webkit-text-fill-color: transparent;
      background-clip: text;
    }
    .stat-card-label {
      font-size: 12px;
      color: var(--sub);
      font-weight: 500;
    }
    .section-label {
      display: flex; align-items: center; gap: 8px;
      font-size: 11px; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.09em;
      color: var(--purple-light); margin-bottom: 12px;
    }
    .section-label::before {
      content: ''; width: 3px; height: 14px; border-radius: 2px;
      background: linear-gradient(180deg, #2563eb, #38bdf8); flex-shrink: 0;
    }
    .activity-list {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      overflow: hidden;
    }
    .activity-item {
      display: flex;
      align-items: flex-start;
      gap: 12px;
      padding: 11px 16px;
      border-bottom: 1px solid var(--border);
      font-size: 13px;
    }
    .activity-item:last-child { border-bottom: none; }
    .activity-dot {
      width: 7px; height: 7px;
      border-radius: 50%;
      background: var(--accent);
      flex-shrink: 0;
      margin-top: 4px;
    }
    .activity-text { flex: 1; color: var(--text); }
    .activity-time { font-size: 11px; color: var(--dim); flex-shrink: 0; }

    /*  DASHBOARD WEBVIEW  */
    #page-dashboard.active {
      display: flex;
      flex-direction: column;
      height: calc(100vh - 52px - 26px);
      overflow: hidden;
      padding: 0;
    }
    .dash-webview-wrap {
      flex: 1;
      overflow: hidden;
      position: relative;
    }
    .dash-webview-wrap iframe {
      width: 100%;
      height: 100%;
      border: none;
      display: block;
      background: var(--bg);
    }

    /*  SUPPORT PAGE  */
    #page-support.active {
      display: flex;
      flex-direction: column;
      height: calc(100vh - 52px - 26px);
      overflow: hidden;
      padding: 0;
    }
    .support-webview-wrap {
      flex: 1;
      overflow: hidden;
      position: relative;
    }
    #support-iframe {
      width: 100%;
      height: 100%;
      border: none;
      display: block;
      background: var(--bg);
    }

    /*  REPOS  */
    #page-repos.active {
      display: flex;
      flex-direction: column;
      overflow: hidden;
    }
    .repos-page-head {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      margin-bottom: 8px;
    }
    .repos-page-head .page-eyebrow { margin-bottom: 0; }
    .repos-mini-dl {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 7px 11px;
      border-radius: 10px;
      border: 1px solid var(--border);
      background: rgba(255,255,255,0.03);
      flex-shrink: 0;
      margin-top: 2px;
    }
    .repos-mini-dl-label {
      font-size: 11px;
      letter-spacing: 0.2px;
      color: var(--dim);
    }
    .repos-mini-dl-value {
      font-size: 13px;
      font-weight: 700;
      color: var(--text);
      min-width: 30px;
      text-align: right;
    }
    .repos-layout {
      display: flex;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 12px;
      overflow: hidden;
      flex: 1;
      min-height: 0;
      user-select: none;
    }
    .repos-left {
      width: 345px;
      min-width: 140px;
      max-width: 60%;
      border-right: 1px solid var(--border);
      display: flex;
      flex-direction: column;
      flex-shrink: 0;
    }
    .repos-resizer {
      width: 4px;
      background: transparent;
      cursor: col-resize;
      flex-shrink: 0;
      transition: background 0.15s;
      position: relative;
    }
    .repos-resizer:hover,
    .repos-resizer.dragging { background: var(--accent); }
    .repos-left-hdr {
      padding: 10px 12px;
      border-bottom: 1px solid var(--border);
      display: flex;
      gap: 5px;
      flex-wrap: wrap;
    }
    .filter-chip {
      padding: 3px 10px;
      border-radius: 20px;
      border: 1px solid var(--border);
      background: transparent;
      color: var(--sub);
      font-size: 12px;
      cursor: pointer;
      transition: all 0.15s;
    }
    .filter-chip:hover { border-color: var(--muted); color: var(--text); }
    .filter-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
    .repos-list { flex: 1; overflow-y: auto; }
    .repo-item {
      display: flex;
      align-items: center;
      gap: 9px;
      padding: 9px 12px;
      cursor: pointer;
      border-bottom: 1px solid transparent;
      transition: background 0.1s;
      border-left: 2px solid transparent;
    }
    .repo-item:hover { background: rgba(255,255,255,0.04); }
    .repo-item.active { background: rgba(59,130,246,0.1); border-left-color: var(--accent); }
    .repo-item-icon { color: var(--dim); flex-shrink: 0; }
    .repo-item-info { flex: 1; min-width: 0; }
    .repo-item-name {
      font-size: 13px; font-weight: 500;
      white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    }
    .repo-badge {
      font-size: 10px; padding: 2px 6px;
      border-radius: 4px; font-weight: 600; flex-shrink: 0;
    }
    .rb-dataset { background: rgba(59,130,246,0.15); color: var(--accent); }
    .rb-model   { background: rgba(59,130,246,0.15); color: var(--purple); }
    .rb-space   { background: rgba(16,185,129,0.15); color: var(--success); }

    .repos-right { flex: 1; min-width: 0; display: flex; flex-direction: column; overflow: hidden; }
    .detail-hdr {
      padding: 12px 16px;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: space-between;
      background: rgba(255,255,255,0.02);
    }
    .detail-hdr-title { font-size: 21px; font-weight: 700; letter-spacing: 0.1px; }
    .detail-hdr-link {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      font-size: 12px;
      color: #9bc2ff;
      background: rgba(37,99,235,0.12);
      border: 1px solid rgba(59,130,246,0.35);
      border-radius: 8px;
      cursor: pointer;
      padding: 5px 10px;
      transition: transform 0.16s ease, border-color 0.16s ease, background 0.16s ease, color 0.16s ease;
      animation: hfBtnPulse 2.2s ease-in-out infinite;
    }
    .detail-hdr-link:hover {
      background: rgba(59,130,246,0.2);
      border-color: rgba(125,176,255,0.62);
      color: #d5e6ff;
      transform: translateY(-1px);
      text-decoration: none;
    }
    .detail-hdr-link:active { transform: translateY(0) scale(0.98); }
    .detail-hdr-link svg { transition: transform 0.16s ease; }
    .detail-hdr-link:hover svg { transform: translateX(1px) translateY(-1px); }
    @keyframes hfBtnPulse {
      0%, 100% { box-shadow: 0 0 0 0 rgba(59,130,246,0.0); }
      50% { box-shadow: 0 0 0 6px rgba(59,130,246,0.07); }
    }
    .detail-tabs {
      display: flex;
      border-bottom: 1px solid var(--border);
      padding: 0 14px;
      background: rgba(255,255,255,0.015);
    }
    .detail-tab {
      padding: 8px 14px;
      font-size: 13px; font-weight: 500;
      color: var(--sub);
      border: none; background: none; cursor: pointer;
      border-bottom: 2px solid transparent;
      margin-bottom: -1px;
      transition: color 0.15s;
    }
    .detail-tab:hover { color: var(--text); }
    .detail-tab.active { color: var(--text); border-bottom-color: var(--accent); }
    .detail-body { flex: 1; overflow-y: auto; background: rgba(7,11,26,0.5); }
    .detail-panel { display: none; }
    .detail-panel.active { display: block; }

    .file-list { padding: 0; }
    .file-head {
      display: grid;
      grid-template-columns: minmax(220px, 1.4fr) minmax(180px, 1fr) 120px 80px 42px;
      gap: 10px;
      padding: 8px 16px;
      border-top: 1px solid rgba(255,255,255,0.03);
      border-bottom: 1px solid rgba(255,255,255,0.06);
      color: var(--dim);
      font-size: 11px;
      letter-spacing: 0.35px;
      text-transform: uppercase;
      background: rgba(255,255,255,0.015);
      position: sticky;
      top: 0;
      z-index: 1;
    }
    .file-item {
      display: grid;
      grid-template-columns: minmax(220px, 1.4fr) minmax(180px, 1fr) 120px 80px 42px;
      gap: 10px;
      align-items: center;
      padding: 8px 16px;
      font-size: 13px;
      color: var(--sub);
      border-top: 1px solid rgba(255,255,255,0.03);
    }
    .file-item:hover { background: rgba(255,255,255,0.03); }
    .file-name-wrap { display: flex; align-items: center; gap: 9px; min-width: 0; }
    .file-item svg { color: var(--dim); flex-shrink: 0; }
    .file-name {
      color: var(--text);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    .file-commit {
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
      color: var(--sub);
      font-size: 12px;
    }
    .file-updated,
    .file-size { font-size: 11px; color: var(--dim); text-align: right; }
    .file-action {
      display: flex;
      justify-content: flex-end;
    }
    .file-dl-btn {
      width: 24px;
      height: 24px;
      border-radius: 6px;
      border: 1px solid rgba(96, 165, 250, 0.35);
      background: rgba(30, 58, 138, 0.2);
      color: #cfe3ff;
      cursor: pointer;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      transition: all 0.15s;
      padding: 0;
    }
    .file-dl-btn:hover {
      border-color: rgba(147, 197, 253, 0.7);
      background: rgba(59, 130, 246, 0.35);
      color: #f8fbff;
      transform: translateY(-1px);
    }
    .file-dl-btn svg {
      color: currentColor;
    }

    .repo-files-shell {
      display: flex;
      flex-direction: column;
      min-height: 0;
      height: 100%;
    }
    .repo-files-toolbar {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 10px 12px;
      border-bottom: 1px solid rgba(147, 197, 253, 0.16);
      background:
        linear-gradient(180deg, rgba(23, 37, 84, 0.28), rgba(15, 23, 42, 0.16)),
        rgba(12, 20, 44, 0.35);
      backdrop-filter: blur(6px);
    }
    .repo-tool-btn {
      height: 30px;
      padding: 0 10px;
      border-radius: 8px;
      border: 1px solid rgba(148, 163, 184, 0.35);
      background: rgba(15, 23, 42, 0.55);
      color: #d7e5ff;
      font-size: 12px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.16s ease;
      display: inline-flex;
      align-items: center;
      gap: 6px;
    }
    .repo-tool-btn:hover {
      border-color: rgba(96, 165, 250, 0.62);
      background: rgba(30, 64, 175, 0.24);
      color: #edf4ff;
      transform: translateY(-1px);
    }
    .repo-tool-btn:disabled {
      opacity: 0.45;
      cursor: not-allowed;
      transform: none;
    }
    .repo-breadcrumb {
      flex: 1;
      min-width: 0;
      display: flex;
      align-items: center;
      gap: 4px;
      overflow-x: auto;
      white-space: nowrap;
      scrollbar-width: thin;
      padding-bottom: 1px;
    }
    .repo-crumb {
      border: 1px solid rgba(59, 130, 246, 0.28);
      background: rgba(30, 58, 138, 0.2);
      color: #dbeafe;
      border-radius: 999px;
      height: 24px;
      padding: 0 10px;
      font-size: 11px;
      font-weight: 600;
      cursor: pointer;
      transition: all 0.15s;
    }
    .repo-crumb:hover {
      background: rgba(59, 130, 246, 0.28);
      border-color: rgba(147, 197, 253, 0.56);
    }
    .repo-crumb.current {
      cursor: default;
      background: rgba(59, 130, 246, 0.35);
      border-color: rgba(147, 197, 253, 0.68);
      color: #f8fbff;
    }
    .repo-cache-pill {
      border: 1px solid rgba(30, 64, 175, 0.45);
      background: rgba(30, 64, 175, 0.16);
      color: #bfdbfe;
      border-radius: 999px;
      padding: 3px 8px;
      font-size: 10px;
      font-weight: 700;
      letter-spacing: 0.05em;
      text-transform: uppercase;
      flex-shrink: 0;
    }
    .repo-tree-pane {
      overflow: auto;
      min-height: 0;
      flex: 1;
    }
    .file-item.repo-entry {
      cursor: pointer;
      transition: background 0.14s ease, border-color 0.14s ease;
    }
    .file-item.repo-entry:hover {
      background: rgba(59, 130, 246, 0.08);
    }
    .file-item.repo-entry.selected {
      background: rgba(37, 99, 235, 0.2);
      border-left: 2px solid rgba(147, 197, 253, 0.85);
      padding-left: 14px;
    }
    .repo-dblclick-hint {
      margin-top: 8px;
      color: #7da6dd;
      font-size: 11px;
      padding: 0 2px;
    }

    .commit-list { padding: 2px 0; }
    .commit-item {
      padding: 9px 16px;
      border-top: 1px solid rgba(255,255,255,0.03);
    }
    .commit-item:hover { background: rgba(255,255,255,0.03); }
    .commit-msg {
      font-size: 13px; color: var(--text); margin-bottom: 4px;
      white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    }
    .commit-meta { font-size: 11px; color: var(--dim); display: flex; gap: 8px; }
    .commit-hash { font-family: monospace; color: var(--accent); }

    /*  DOWNLOADS  */
    .dl-ad-wrap {
      position: relative;
      border-radius: 16px;
      border: 1px solid rgba(130,145,214,0.26);
      min-height: 280px;
      margin-bottom: 14px;
      overflow: hidden;
      background: #0a1026;
      box-shadow:
        inset 0 1px 0 rgba(200,220,255,0.05),
        0 14px 30px rgba(4, 10, 28, 0.44);
    }
    .dl-ad-bg {
      position: absolute;
      inset: 0;
      background-size: contain;
      background-repeat: no-repeat;
      background-position: 58% center;
      filter: saturate(1.04) contrast(1.02);
      transform: scale(1);
      transition: background-image 0.35s ease;
    }
    .dl-ad-bg::after {
      content: '';
      position: absolute;
      inset: 0;
      background:
        linear-gradient(90deg, rgba(8, 14, 34, 0.92) 0%, rgba(8, 14, 34, 0.74) 42%, rgba(8, 14, 34, 0.48) 65%, rgba(8, 14, 34, 0.8) 100%),
        radial-gradient(500px 190px at 14% 8%, rgba(80, 130, 255, 0.23), transparent 62%);
    }
    .dl-ad-content {
      position: relative;
      z-index: 1;
      display: flex;
      flex-direction: column;
      gap: 9px;
      padding: 24px 24px 24px 58px;
      max-width: 56%;
    }
    .dl-ad-kicker {
      color: #9fbcff;
      font-size: 11px;
      font-weight: 700;
      letter-spacing: 0.9px;
      text-transform: uppercase;
    }
    .dl-ad-title {
      margin: 0;
      color: #ecf1ff;
      font-size: clamp(24px, 3vw, 37px);
      line-height: 1.1;
      font-weight: 800;
    }
    .dl-ad-desc {
      margin: 0;
      color: #c9d4f1;
      font-size: 13px;
      line-height: 1.55;
      max-width: 720px;
    }
    .dl-ad-actions {
      margin-top: 4px;
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
    }
    .dl-ad-btn {
      border: 1px solid rgba(130,160,255,0.45);
      background: rgba(72, 125, 255, 0.2);
      color: #dcebff;
      border-radius: 10px;
      height: 36px;
      padding: 0 14px;
      font-size: 12px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.15s;
    }
    .dl-ad-btn:hover {
      transform: translateY(-1px);
      background: rgba(90, 141, 255, 0.3);
      border-color: rgba(153, 184, 255, 0.78);
    }
    .dl-ad-btn.ghost {
      background: rgba(0, 0, 0, 0.24);
      border-color: rgba(200, 212, 242, 0.3);
      color: #d6ddf5;
    }
    .dl-ad-btn.os {
      min-width: 130px;
      justify-content: center;
      display: inline-flex;
      align-items: center;
      gap: 6px;
      background: rgba(8, 15, 38, 0.62);
      border-color: rgba(168, 186, 236, 0.4);
      color: #dce6ff;
    }
    .dl-ad-btn.os:hover {
      background: rgba(22, 36, 79, 0.85);
    }
    .dl-ad-btn.os.active {
      background: rgba(72, 125, 255, 0.32);
      border-color: rgba(153, 184, 255, 0.88);
      color: #f2f7ff;
    }
    .dl-ad-arrow {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      width: 34px;
      height: 34px;
      border-radius: 999px;
      border: 1px solid rgba(180, 198, 239, 0.4);
      background: rgba(12, 20, 46, 0.8);
      color: #dde6ff;
      display: flex;
      align-items: center;
      justify-content: center;
      cursor: pointer;
      z-index: 2;
    }
    .dl-ad-arrow:hover { background: rgba(22, 33, 72, 0.96); }
    .dl-ad-arrow.prev { left: 12px; }
    .dl-ad-arrow.next { right: 12px; }
    .dl-ad-dots {
      position: absolute;
      left: 0;
      right: 0;
      bottom: 10px;
      display: flex;
      justify-content: center;
      gap: 7px;
      z-index: 2;
    }
    .dl-ad-dot {
      width: 7px;
      height: 7px;
      border-radius: 50%;
      border: 0;
      background: rgba(225, 234, 255, 0.38);
      cursor: pointer;
      padding: 0;
    }
    .dl-ad-dot.active {
      width: 20px;
      border-radius: 999px;
      background: rgba(219, 231, 255, 0.95);
    }

    .dl-channel-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 10px;
      margin-bottom: 20px;
    }
    .dl-channel {
      display: flex;
      align-items: center;
      justify-content: center;
      gap: 8px;
      min-height: 42px;
      border: 1px solid var(--border);
      border-radius: 10px;
      background: rgba(15, 23, 42, 0.52);
      color: var(--sub);
      font-size: 13px;
      font-weight: 700;
      cursor: pointer;
      transition: all 0.15s;
    }
    .dl-channel:hover {
      border-color: var(--muted);
      color: var(--text);
      transform: translateY(-1px);
    }
    .dl-channel.active {
      background: linear-gradient(180deg, rgba(59, 130, 246, 0.34), rgba(59, 130, 246, 0.22));
      border-color: rgba(147, 197, 253, 0.85);
      color: #f8fbff;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.16);
    }
    .dl-toolbar {
      display: flex; align-items: center; gap: 6px;
      margin-bottom: 20px;
      flex-wrap: wrap;
    }
    .os-chip {
      display: flex; align-items: center; gap: 5px;
      padding: 5px 12px;
      border-radius: 6px;
      border: 1px solid var(--border);
      background: transparent;
      color: var(--sub);
      font-size: 12px; font-weight: 500;
      cursor: pointer;
      transition: all 0.15s;
    }
    .os-chip:hover { border-color: var(--muted); color: var(--text); }
    .os-chip.active { background: var(--accent); border-color: var(--accent); color: #fff; }
    .os-chip-count {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      min-width: 18px;
      height: 18px;
      padding: 0 6px;
      border-radius: 999px;
      background: rgba(255,255,255,0.1);
      color: inherit;
      font-size: 11px;
      font-weight: 700;
      line-height: 1;
    }

    .dl-grid {
      display: grid;
      grid-template-columns: repeat(4, minmax(0, 1fr));
      gap: 12px;
      position: relative;
      isolation: isolate;
      align-items: start;
    }
    .dl-grid::before {
      content: '';
      position: absolute;
      inset: -12px -8px;
      border-radius: 18px;
      background:
        radial-gradient(560px 180px at 16% 8%, rgba(79,130,255,0.13), transparent 64%),
        radial-gradient(620px 220px at 88% 20%, rgba(142,92,255,0.1), transparent 67%);
      filter: blur(6px);
      opacity: 0.8;
      pointer-events: none;
      z-index: 0;
    }

    @media (max-width: 1080px) {
      .dl-ad-content { max-width: 72%; padding-left: 54px; }
      .dl-channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .dl-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    }
    @media (max-width: 860px) {
      .dl-ad-wrap { min-height: 260px; }
      .dl-ad-content { max-width: calc(100% - 88px); padding: 20px 18px 20px 52px; }
      .dl-ad-bg { background-position: 66% center; }
      .dl-channel-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .dl-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }
    @media (max-width: 560px) {
      .dl-ad-wrap { min-height: 240px; }
      .dl-ad-title { font-size: clamp(21px, 7vw, 28px); }
      .dl-ad-desc { font-size: 12px; }
      .dl-ad-content { max-width: calc(100% - 30px); }
      .dl-ad-bg { background-position: center; }
      .dl-ad-arrow { display: none; }
      .dl-channel-grid { grid-template-columns: 1fr; }
      .dl-grid { grid-template-columns: 1fr; }
    }
    .dl-card {
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      padding: 18px 20px;
      display: flex;
      flex-direction: column;
      gap: 10px;
      transition: border-color 0.15s;
    }
    .dl-card:hover { border-color: var(--muted); }
    .dl-card-header { display: flex; align-items: flex-start; gap: 12px; }
    .dl-card-icon {
      width: 36px; height: 36px;
      border-radius: 8px;
      background: rgba(59,130,246,0.15);
      display: flex; align-items: center; justify-content: center;
      color: var(--accent);
      flex-shrink: 0;
    }
    .dl-card-icon.linux  { background: rgba(245,158,11,0.15); color: var(--warn); }
    .dl-card-icon.mac    { background: rgba(16,185,129,0.15); color: var(--success); }
    .dl-card-icon.apk    { background: rgba(14,165,233,0.15); color: #38bdf8; }
    .dl-card-name { font-size: 14px; font-weight: 600; line-height: 1.3; }
    .dl-card-meta { display: flex; gap: 5px; flex-wrap: wrap; margin-top: 4px; }
    .dl-tag {
      font-size: 11px; padding: 2px 7px;
      border-radius: 4px; font-weight: 500;
    }
    .dl-tag.version { background: rgba(59,130,246,0.15); color: var(--accent); }
    .dl-tag.size    { background: rgba(255,255,255,0.06); color: var(--sub); }
    .dl-tag.date    { background: rgba(255,255,255,0.06); color: var(--sub); }
    .dl-card-notes { font-size: 12px; color: var(--dim); line-height: 1.5; }
    .dl-card-footer { display: flex; gap: 7px; align-items: center; margin-top: 4px; }
    .dl-btn {
      flex: 1; padding: 7px 14px;
      border-radius: 6px; border: none;
      font-size: 13px; font-weight: 600;
      cursor: pointer;
      display: flex; align-items: center; justify-content: center; gap: 6px;
      transition: all 0.15s;
    }
    .dl-btn.primary { background: var(--accent); color: #fff; }
    .dl-btn.primary:hover { background: var(--accent-d); }
    .dl-btn.primary:disabled { background: var(--muted); cursor: not-allowed; opacity: 0.7; }
    .dl-btn.installed {
      background: rgba(16,185,129,0.1); color: var(--success);
      border: 1px solid rgba(16,185,129,0.25); cursor: default;
    }
    .dl-btn.open-btn {
      background: transparent; color: var(--sub);
      border: 1px solid var(--border); flex: none; padding: 7px 10px;
    }
    .dl-btn.open-btn:hover { color: var(--text); border-color: var(--muted); }
    .dl-btn.update {
      background: rgba(251,146,60,0.12); color: #fb923c;
      border: 1px solid rgba(251,146,60,0.35); flex: 1;
    }
    .dl-btn.update:hover { background: rgba(251,146,60,0.22); border-color: rgba(251,146,60,0.6); }
    .dl-tag.update-badge {
      background: rgba(251,146,60,0.15); color: #fb923c;
      border: 1px solid rgba(251,146,60,0.3); border-radius: 4px;
      font-size: 10px; font-weight: 700; padding: 1px 6px; letter-spacing: 0.4px;
    }

    /*  APP UPDATE TOAST  */
    #app-update-toast {
      position: fixed; top: 54px; right: 18px; z-index: 9999;
      background: var(--card); border: 1px solid rgba(251,146,60,0.45);
      border-radius: 12px; padding: 14px 16px;
      min-width: 280px; max-width: 340px;
      box-shadow: 0 8px 32px rgba(0,0,0,0.5);
      display: flex; flex-direction: column; gap: 8px;
      animation: toastIn 0.22s ease;
    }
    #app-update-toast.hidden { display: none; }
    .toast-head { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
    .toast-head-label { display: flex; align-items: center; gap: 7px; color: #fb923c; font-weight: 700; font-size: 13px; }
    .toast-close-btn {
      background: none; border: none; color: var(--dim); cursor: pointer;
      font-size: 14px; line-height: 1; padding: 2px 4px; border-radius: 4px; font-family: inherit;
    }
    .toast-close-btn:hover { color: var(--text); background: var(--border); }
    .toast-ver { font-size: 11px; color: var(--dim); }
    .toast-notes { font-size: 12px; color: var(--sub); line-height: 1.5; }
    .toast-actions { display: flex; gap: 8px; margin-top: 2px; }
    .toast-act-btn {
      flex: 1; padding: 7px 12px; border-radius: 7px;
      font-size: 12px; font-weight: 600; cursor: pointer;
      border: none; font-family: inherit; transition: all 0.15s;
    }
    .toast-act-btn.primary { background: #fb923c; color: #000; }
    .toast-act-btn.primary:hover { background: #f97316; }
    .toast-act-btn.primary:disabled { opacity: 0.6; cursor: not-allowed; }
    .toast-act-btn.secondary {
      background: transparent; border: 1px solid var(--border); color: var(--sub);
    }
    .toast-act-btn.secondary:hover { color: var(--text); border-color: var(--muted); }
    @keyframes toastIn {
      from { opacity: 0; transform: translateY(-10px) scale(0.96); }
      to   { opacity: 1; transform: translateY(0)   scale(1); }
    }
    .prog-wrap {
      height: 4px; background: var(--border);
      border-radius: 2px; overflow: hidden;
    }
    .prog-bar {
      height: 100%; background: var(--accent);
      border-radius: 2px; width: 0%;
      transition: width 0.2s;
    }
    .npm-log-line {
      font-size: 11px; color: var(--dim); padding: 4px 2px 0;
      white-space: nowrap; overflow: hidden; text-overflow: ellipsis;
    }

    /*  NPM PACKAGES  */
    .npm-topbar {
      display: flex;
      align-items: center;
      gap: 12px;
      margin-bottom: 12px;
    }
    .npm-search-input {
      flex: 1;
      background: var(--card);
      border: 1px solid var(--border);
      border-radius: 10px;
      padding: 10px 14px;
      color: var(--text);
      font-size: 14px;
      font-family: inherit;
      outline: none;
      transition: border-color 0.15s, box-shadow 0.15s;
    }
    .npm-search-input:focus {
      border-color: rgba(96, 165, 250, 0.75);
      box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.14);
    }
    .npm-inline-stats {
      display: flex;
      gap: 8px;
      flex-shrink: 0;
    }
    .npm-inline-stat {
      min-width: 110px;
      padding: 8px 10px;
      border-radius: 10px;
      background: rgba(22, 35, 64, 0.75);
      border: 1px solid rgba(148, 163, 184, 0.26);
      text-align: right;
    }
    .npm-inline-stat .label {
      display: block;
      color: var(--dim);
      font-size: 10px;
      text-transform: uppercase;
      letter-spacing: 0.06em;
      margin-bottom: 2px;
    }
    .npm-inline-stat .value {
      color: #60a5fa;
      font-size: 22px;
      font-weight: 800;
      line-height: 1;
    }
    .npm-layout {
      display: grid;
      grid-template-columns: minmax(260px, 0.9fr) minmax(420px, 1.6fr);
      gap: 12px;
      min-height: calc(100vh - 260px);
    }
    .npm-panel {
      border: 1px solid rgba(148, 163, 184, 0.28);
      border-radius: 12px;
      background: rgba(15, 23, 42, 0.7);
      overflow: hidden;
      min-height: 0;
      display: flex;
      flex-direction: column;
    }
    .npm-panel-head {
      padding: 9px 12px;
      font-size: 11px;
      letter-spacing: 0.07em;
      text-transform: uppercase;
      color: #93c5fd;
      border-bottom: 1px solid rgba(148, 163, 184, 0.2);
      background: rgba(20, 31, 57, 0.85);
    }
    .npm-list {
      flex: 1;
      overflow-y: auto;
    }
    .npm-list-item {
      width: 100%;
      border: none;
      border-bottom: 1px solid rgba(148, 163, 184, 0.14);
      background: transparent;
      color: var(--text);
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 10px;
      text-align: left;
      padding: 10px 12px;
      cursor: pointer;
      transition: background 0.12s;
    }
    .npm-list-item:hover { background: rgba(59, 130, 246, 0.08); }
    .npm-list-item.active {
      background: rgba(59, 130, 246, 0.18);
      box-shadow: inset 2px 0 0 #60a5fa;
    }
    .npm-list-name {
      font-size: 13px;
      font-weight: 700;
      line-height: 1.3;
      word-break: break-all;
    }
    .npm-list-meta {
      margin-top: 2px;
      color: var(--dim);
      font-size: 11px;
    }
    .npm-list-dl {
      color: #93c5fd;
      font-size: 11px;
      font-weight: 700;
      flex-shrink: 0;
    }
    .npm-detail {
      flex: 1;
      overflow-y: auto;
      padding: 14px;
    }
    .npm-detail-title {
      font-size: 26px;
      line-height: 1.15;
      font-weight: 800;
      color: #e5edff;
      word-break: break-all;
      margin-bottom: 6px;
    }
    .npm-badges {
      display: flex;
      flex-wrap: wrap;
      gap: 6px;
      margin-bottom: 10px;
    }
    .npm-badge {
      font-size: 11px;
      border-radius: 999px;
      padding: 3px 9px;
      border: 1px solid rgba(96, 165, 250, 0.36);
      background: rgba(30, 58, 138, 0.24);
      color: #bfdbfe;
      font-weight: 700;
    }
    .npm-detail-desc {
      color: var(--sub);
      font-size: 13px;
      line-height: 1.6;
      margin-bottom: 12px;
    }
    .npm-actions {
      display: flex;
      gap: 8px;
      flex-wrap: wrap;
      margin-bottom: 14px;
    }
    .npm-open-btn {
      display: inline-flex;
      align-items: center;
      gap: 6px;
      padding: 7px 12px;
      border-radius: 8px;
      border: 1px solid rgba(148, 163, 184, 0.36);
      background: rgba(15, 23, 42, 0.5);
      color: #d6e6ff;
      font-size: 12px;
      font-weight: 600;
      font-family: inherit;
      cursor: pointer;
      transition: all 0.15s;
    }
    .npm-open-btn:hover {
      border-color: rgba(96, 165, 250, 0.7);
      color: #ffffff;
      background: rgba(37, 99, 235, 0.28);
    }
    .npm-kv-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 8px;
      margin-bottom: 14px;
    }
    .npm-kv-card {
      border: 1px solid rgba(148, 163, 184, 0.22);
      border-radius: 10px;
      background: rgba(15, 23, 42, 0.45);
      padding: 8px 10px;
    }
    .npm-kv-label {
      color: var(--dim);
      font-size: 10px;
      text-transform: uppercase;
      letter-spacing: 0.06em;
    }
    .npm-kv-value {
      color: #dbeafe;
      font-size: 14px;
      font-weight: 700;
      margin-top: 3px;
      word-break: break-word;
    }
    .npm-section-title {
      margin-top: 4px;
      margin-bottom: 6px;
      color: #93c5fd;
      font-size: 11px;
      text-transform: uppercase;
      letter-spacing: 0.07em;
      font-weight: 700;
    }
    .npm-readme {
      border: 1px solid rgba(148, 163, 184, 0.2);
      border-radius: 10px;
      background: rgba(9, 14, 29, 0.8);
      color: #d4deee;
      padding: 10px;
      font-size: 12px;
      line-height: 1.55;
      max-height: 260px;
      overflow-y: auto;
      margin-bottom: 10px;
    }
    .npm-readme-preview h1,
    .npm-readme-preview h2,
    .npm-readme-preview h3,
    .npm-readme-preview h4,
    .npm-readme-preview h5,
    .npm-readme-preview h6 {
      color: #eef4ff;
      margin: 12px 0 8px;
      line-height: 1.3;
      position: relative;
      padding-right: 22px;
    }
    .npm-md-anchor {
      position: absolute;
      right: 0;
      top: 50%;
      transform: translateY(-50%);
      border: 1px solid rgba(148, 163, 184, 0.3);
      background: rgba(15, 23, 42, 0.5);
      color: #93c5fd;
      border-radius: 6px;
      width: 18px;
      height: 18px;
      font-size: 11px;
      line-height: 1;
      cursor: pointer;
      opacity: 0;
      transition: opacity 0.12s, background 0.12s, border-color 0.12s;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0;
    }
    .npm-readme-preview h1:hover .npm-md-anchor,
    .npm-readme-preview h2:hover .npm-md-anchor,
    .npm-readme-preview h3:hover .npm-md-anchor,
    .npm-readme-preview h4:hover .npm-md-anchor,
    .npm-readme-preview h5:hover .npm-md-anchor,
    .npm-readme-preview h6:hover .npm-md-anchor {
      opacity: 1;
    }
    .npm-md-anchor:hover {
      background: rgba(37, 99, 235, 0.35);
      border-color: rgba(147, 197, 253, 0.75);
      color: #eaf2ff;
    }
    .npm-readme-preview h1 { font-size: 20px; }
    .npm-readme-preview h2 { font-size: 17px; }
    .npm-readme-preview h3 { font-size: 15px; }
    .npm-readme-preview p {
      margin: 7px 0;
      color: #d4deee;
      white-space: normal;
      word-break: break-word;
    }
    .npm-readme-preview a {
      color: #93c5fd;
      text-decoration: underline;
      text-underline-offset: 2px;
      cursor: pointer;
    }
    .npm-readme-preview a:hover {
      color: #bfdbfe;
    }
    .npm-readme-preview ul,
    .npm-readme-preview ol {
      margin: 6px 0 10px 18px;
      color: #d4deee;
    }
    .npm-readme-preview li {
      margin: 3px 0;
    }
    .npm-readme-preview li.md-nested {
      list-style-position: outside;
    }
    .npm-readme-preview li.check-item {
      list-style: none;
      margin-left: -14px;
      display: flex;
      align-items: flex-start;
      gap: 7px;
    }
    .npm-readme-preview li.check-item input {
      margin-top: 2px;
      accent-color: #3b82f6;
    }
    .npm-readme-preview table {
      width: 100%;
      border-collapse: collapse;
      margin: 10px 0;
      border: 1px solid rgba(148, 163, 184, 0.25);
      border-radius: 8px;
      overflow: hidden;
      background: rgba(15, 23, 42, 0.38);
    }
    .npm-readme-preview thead th {
      background: rgba(30, 58, 138, 0.32);
      color: #dbeafe;
      font-size: 12px;
      text-align: left;
      border-bottom: 1px solid rgba(148, 163, 184, 0.22);
      padding: 7px 8px;
    }
    .npm-readme-preview tbody td {
      border-top: 1px solid rgba(148, 163, 184, 0.15);
      padding: 7px 8px;
      color: #d4deee;
      font-size: 12px;
      vertical-align: top;
    }
    .npm-readme-preview img {
      max-width: 100%;
      height: auto;
      display: block;
      margin: 10px auto;
      border-radius: 10px;
      border: 1px solid rgba(148, 163, 184, 0.22);
      background: rgba(2, 6, 23, 0.55);
    }
    .npm-md-missing-image {
      display: inline-block;
      margin: 3px 0;
      font-size: 11px;
      color: #94a3b8;
      padding: 2px 6px;
      border-radius: 6px;
      border: 1px dashed rgba(148, 163, 184, 0.38);
      background: rgba(15, 23, 42, 0.4);
    }
    .npm-readme-preview blockquote {
      margin: 10px 0;
      padding: 8px 10px;
      border-left: 3px solid rgba(96, 165, 250, 0.6);
      background: rgba(30, 58, 138, 0.2);
      color: #bfdbfe;
      border-radius: 0 8px 8px 0;
    }
    .npm-readme-preview pre {
      margin: 10px 0;
      border: 1px solid rgba(148, 163, 184, 0.24);
      border-radius: 8px;
      background: rgba(6, 10, 24, 0.9);
      color: #c7d8f8;
      padding: 10px;
      overflow: auto;
      line-height: 1.5;
    }
    .npm-readme-preview code {
      font-family: 'Cascadia Code', Consolas, 'Courier New', monospace;
      font-size: 11px;
      background: rgba(37, 99, 235, 0.2);
      border-radius: 5px;
      padding: 1px 5px;
      color: #dbeafe;
    }
    .npm-readme-preview pre code {
      background: transparent;
      padding: 0;
      color: inherit;
    }
    .npm-readme-preview hr {
      border: none;
      border-top: 1px solid rgba(148, 163, 184, 0.3);
      margin: 10px 0;
    }
    .npm-readme-empty {
      color: var(--dim);
      font-size: 12px;
      padding: 2px 0;
    }
    .npm-version-list {
      border: 1px solid rgba(148, 163, 184, 0.2);
      border-radius: 10px;
      overflow: hidden;
      background: rgba(9, 14, 29, 0.72);
    }
    .npm-version-row {
      display: grid;
      grid-template-columns: 1fr auto;
      gap: 8px;
      padding: 7px 10px;
      font-size: 12px;
      border-top: 1px solid rgba(148, 163, 184, 0.14);
      color: #dbeafe;
    }
    .npm-version-row:first-child { border-top: none; }
    .npm-version-date { color: var(--dim); font-size: 11px; }

    @media (max-width: 980px) {
      .npm-topbar {
        flex-direction: column;
        align-items: stretch;
      }
      .npm-inline-stats {
        justify-content: flex-end;
      }
      .npm-layout {
        grid-template-columns: 1fr;
      }
      .npm-kv-grid {
        grid-template-columns: 1fr;
      }
    }