/* UI baseline copied from cclank/lanshu-awesome-ai-video-kit (MIT). */
  /* ============= Reset & tokens ============= */
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

  :root {
    /* Base */
    --bg-base: #0a0910;
    --bg-mesh-1: hsl(258, 70%, 18%);
    --bg-mesh-2: hsl(330, 70%, 16%);
    --bg-mesh-3: hsl(195, 60%, 14%);

    /* Glass surfaces */
    --glass-bg: rgba(18, 16, 26, 0.55);
    --glass-bg-strong: rgba(22, 20, 32, 0.78);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-border-strong: rgba(255, 255, 255, 0.10);
    --glass-hover: rgba(255, 255, 255, 0.04);

    /* Text */
    --text-primary: rgba(255, 255, 255, 0.96);
    --text-secondary: rgba(255, 255, 255, 0.60);
    --text-muted: rgba(255, 255, 255, 0.36);
    --text-disabled: rgba(255, 255, 255, 0.22);

    /* Accents */
    --accent: #a78bfa;
    --accent-hover: #c4b5fd;
    --accent-soft: rgba(167, 139, 250, 0.14);
    --accent-glow: rgba(167, 139, 250, 0.35);

    /* Model colors (柔和高级版) */
    --model-sd: #fb923c;
    --model-sd-soft: rgba(251, 146, 60, 0.12);
    --model-hh: #38bdf8;
    --model-hh-soft: rgba(56, 189, 248, 0.12);
    --model-kl: #f472b6;
    --model-kl-soft: rgba(244, 114, 182, 0.12);
    --model-so: #34d399;
    --model-so-soft: rgba(52, 211, 153, 0.12);
    --model-ve: #facc15;
    --model-ve-soft: rgba(250, 204, 21, 0.12);
    --model-rw: #c084fc;
    --model-rw-soft: rgba(192, 132, 252, 0.12);
    --model-pk: #fda4af;
    --model-pk-soft: rgba(253, 164, 175, 0.12);
    --model-hl: #5eead4;
    --model-hl-soft: rgba(94, 234, 212, 0.12);
    --model-hy: #93c5fd;
    --model-hy-soft: rgba(147, 197, 253, 0.12);
    --model-wn: #fcd34d;
    --model-wn-soft: rgba(252, 211, 77, 0.12);
    --model-jm: #f9a8d4;
    --model-jm-soft: rgba(249, 168, 212, 0.12);
    --model-lt: #67e8f9;
    --model-lt-soft: rgba(103, 232, 249, 0.12);
    --model-mo: #fde047;
    --model-mo-soft: rgba(253, 224, 71, 0.12);
    --model-cg: #a3e635;
    --model-cg-soft: rgba(163, 230, 53, 0.12);
    --model-hg: #fb7185;
    --model-hg-soft: rgba(251, 113, 133, 0.12);
    --model-gm: #818cf8;
    --model-gm-soft: rgba(129, 140, 248, 0.12);

    /* Status */
    --success: #34d399;
    --success-soft: rgba(52, 211, 153, 0.15);

    /* Radius */
    --r-sm: 6px;
    --r-md: 10px;
    --r-lg: 16px;
    --r-xl: 22px;
    --r-full: 999px;

    /* Shadows */
    --shadow-card: 0 1px 0 rgba(255,255,255,0.04) inset, 0 8px 24px -8px rgba(0,0,0,0.5);
    --shadow-card-hover: 0 1px 0 rgba(255,255,255,0.08) inset, 0 20px 50px -12px rgba(0,0,0,0.6), 0 0 0 1px rgba(167,139,250,0.15);
    --shadow-glow: 0 0 24px var(--accent-glow);
  }

  [data-theme="light"] {
    --bg-base: #fafafa;
    --bg-mesh-1: hsl(258, 80%, 90%);
    --bg-mesh-2: hsl(330, 80%, 92%);
    --bg-mesh-3: hsl(195, 70%, 92%);
    --glass-bg: rgba(255, 255, 255, 0.65);
    --glass-bg-strong: rgba(255, 255, 255, 0.85);
    --glass-border: rgba(0, 0, 0, 0.06);
    --glass-border-strong: rgba(0, 0, 0, 0.10);
    --glass-hover: rgba(0, 0, 0, 0.03);
    --text-primary: rgba(20, 18, 30, 0.92);
    --text-secondary: rgba(20, 18, 30, 0.55);
    --text-muted: rgba(20, 18, 30, 0.35);
    --text-disabled: rgba(20, 18, 30, 0.2);
    --accent: #7c3aed;
    --accent-hover: #6d28d9;
    --accent-soft: rgba(124, 58, 237, 0.10);
    --accent-glow: rgba(124, 58, 237, 0.25);
    --model-sd: #ea580c;
    --model-hh: #0284c7;
    --model-kl: #db2777;
    --model-so: #059669;
    --model-ve: #ca8a04;
    --model-rw: #9333ea;
    --model-pk: #e11d48;
    --model-hl: #0d9488;
    --model-hy: #2563eb;
    --model-wn: #d97706;
    --model-jm: #db2777;
    --shadow-card: 0 1px 0 rgba(255,255,255,0.6) inset, 0 8px 24px -10px rgba(0,0,0,0.12);
    --shadow-card-hover: 0 1px 0 rgba(255,255,255,0.8) inset, 0 16px 40px -12px rgba(0,0,0,0.18), 0 0 0 1px rgba(124,58,237,0.2);
  }

  html, body {
    height: 100%;
    font-family: 'Inter', system-ui, -apple-system, "PingFang SC", "Microsoft YaHei", sans-serif;
    font-size: 14px;
    line-height: 1.55;
    color: var(--text-primary);
    background: var(--bg-base);
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: 'cv11', 'ss01';
  }

  /* ============= Mesh background ============= */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background:
      radial-gradient(60% 70% at 15% 10%, var(--bg-mesh-1) 0%, transparent 60%),
      radial-gradient(50% 60% at 85% 0%, var(--bg-mesh-2) 0%, transparent 55%),
      radial-gradient(70% 60% at 50% 100%, var(--bg-mesh-3) 0%, transparent 60%);
    pointer-events: none;
    z-index: 0;
    opacity: 0.9;
  }

  body::after {
    content: '';
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='0.9' /%3E%3CfeColorMatrix values='0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0.08 0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.35;
    mix-blend-mode: overlay;
  }

  body { display: flex; flex-direction: column; position: relative; }

  /* ============= Header ============= */
  header {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 14px 24px;
    background: var(--glass-bg-strong);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border-bottom: 1px solid var(--glass-border);
    flex-shrink: 0;
  }

  .brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 600;
    font-size: 14px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
    white-space: nowrap;
    transition: opacity .15s;
  }
  .brand:hover { opacity: 0.78; }
  .brand-logo-box {
    width: 28px;
    height: 28px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, #a78bfa, #f472b6);
    border-radius: 8px;
    box-shadow: 0 4px 14px rgba(167, 139, 250, 0.4);
    flex-shrink: 0;
  }
  .brand-logo-box svg { width: 18px; height: 18px; }
  .brand-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent-glow);
    animation: pulse 3s ease-in-out infinite;
  }
  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.6; transform: scale(0.9); }
  }
  .brand-meta {
    color: var(--text-muted);
    font-weight: 400;
    font-size: 12px;
    letter-spacing: 0;
  }

  /* 返回主页按钮(显眼) */
  .home-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    background: linear-gradient(135deg, #a78bfa, #f472b6);
    color: #fff;
    text-decoration: none;
    font-size: 13px;
    font-weight: 600;
    border-radius: 999px;
    box-shadow: 0 4px 14px rgba(167, 139, 250, 0.35);
    transition: transform .15s, box-shadow .15s, opacity .15s;
    white-space: nowrap;
  }
  .home-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(167, 139, 250, 0.5);
  }
  .home-btn svg { width: 14px; height: 14px; }
  @media (max-width: 720px) {
    .home-btn span { display: none; }
    .home-btn { padding: 7px 9px; }
    .home-btn.language-btn span { display: inline; }
    .home-btn.language-btn { padding-inline: 8px; font-size: 10px; }
  }

  /* 跨页 tabs (与索引页一致) */
  .nav-tabs {
    display: flex;
    align-items: center;
    gap: 2px;
    padding: 4px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 999px;
  }
  .nav-tab {
    padding: 6px 12px;
    border-radius: 999px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 12.5px;
    font-weight: 500;
    transition: all .15s;
    white-space: nowrap;
  }
  .nav-tab:hover {
    color: var(--text-primary);
    background: var(--glass-hover);
  }
  .nav-tab.active {
    color: var(--text-primary);
    background: var(--accent-soft);
    font-weight: 600;
  }
  @media (max-width: 1100px) {
    .nav-tabs { display: none; }
  }

  .search {
    flex: 1;
    max-width: 520px;
    position: relative;
  }
  .search input {
    width: 100%;
    height: 36px;
    padding: 0 16px 0 38px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 13px;
    outline: none;
    transition: all 0.2s ease;
  }
  .search input::placeholder { color: var(--text-muted); }
  .search input:focus {
    background: var(--glass-bg-strong);
    border-color: var(--accent-soft);
    box-shadow: 0 0 0 3px var(--accent-soft);
  }
  .search-icon {
    position: absolute;
    left: 12px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    pointer-events: none;
    width: 16px;
    height: 16px;
  }
  .kbd {
    position: absolute;
    right: 8px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
    font-size: 11px;
    font-family: 'JetBrains Mono', monospace;
    background: var(--glass-hover);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    padding: 2px 6px;
    pointer-events: none;
  }

  .header-actions {
    display: flex;
    gap: 8px;
    margin-left: auto;
    align-items: center;
  }
  .stats {
    font-size: 12px;
    color: var(--text-secondary);
    font-variant-numeric: tabular-nums;
    margin-right: 8px;
  }
  .stats b { color: var(--accent); font-weight: 600; }

  .icon-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--r-md);
    background: transparent;
    border: 1px solid transparent;
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.18s ease;
  }
  .icon-btn:hover {
    background: var(--glass-hover);
    border-color: var(--glass-border);
    color: var(--text-primary);
  }
  .icon-btn svg { width: 16px; height: 16px; }

  /* ============= Layout ============= */
  .layout {
    display: flex;
    flex: 1;
    overflow: hidden;
    position: relative;
    z-index: 1;
  }

  aside {
    width: 260px;
    flex-shrink: 0;
    overflow-y: auto;
    padding: 20px 16px 60px;
    border-right: 1px solid var(--glass-border);
    background: rgba(10, 9, 16, 0.3);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
  }
  [data-theme="light"] aside { background: rgba(255, 255, 255, 0.3); }

  .filter-section { margin-bottom: 28px; }
  .filter-label {
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 10px;
    padding: 0 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  .filter-label .meta { font-weight: 400; text-transform: none; letter-spacing: 0; }

  /* Model cards (special treatment) */
  .model-list { display: flex; flex-direction: column; gap: 4px; }
  .model-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px 10px;
    border-radius: var(--r-md);
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
    color: var(--text-secondary);
    font-size: 13px;
    user-select: none;
  }
  .model-item:hover { background: var(--glass-hover); color: var(--text-primary); }
  .model-item.active {
    background: var(--glass-bg-strong);
    border-color: var(--glass-border-strong);
    color: var(--text-primary);
    box-shadow: var(--shadow-card);
  }
  .model-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    flex-shrink: 0;
    box-shadow: 0 0 8px currentColor;
    opacity: 0.85;
  }
  .model-dot.all { background: var(--accent); color: var(--accent); }
  .model-dot.sd { background: var(--model-sd); color: var(--model-sd); }
  .model-dot.hh { background: var(--model-hh); color: var(--model-hh); }
  .model-dot.kl { background: var(--model-kl); color: var(--model-kl); }
  .model-dot.so { background: var(--model-so); color: var(--model-so); }
  .model-dot.ve { background: var(--model-ve); color: var(--model-ve); }
  .model-dot.rw { background: var(--model-rw); color: var(--model-rw); }
  .model-dot.pk { background: var(--model-pk); color: var(--model-pk); }
  .model-dot.hl { background: var(--model-hl); color: var(--model-hl); }
  .model-dot.hy { background: var(--model-hy); color: var(--model-hy); }
  .model-dot.wn { background: var(--model-wn); color: var(--model-wn); }
  .model-dot.jm { background: var(--model-jm); color: var(--model-jm); }
  .model-dot.lt { background: var(--model-lt); color: var(--model-lt); }
  .model-dot.mo { background: var(--model-mo); color: var(--model-mo); }
  .model-dot.cg { background: var(--model-cg); color: var(--model-cg); }
  .model-dot.hg { background: var(--model-hg); color: var(--model-hg); }
  .model-dot.gm { background: var(--model-gm); color: var(--model-gm); }
  .model-label { flex: 1; }
  .model-count {
    font-size: 11px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
  }
  .model-item.active .model-count { color: var(--text-secondary); }

  /* Category list */
  .cat-list { display: flex; flex-direction: column; gap: 2px; }
  .cat-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 6px 10px;
    border-radius: var(--r-sm);
    cursor: pointer;
    font-size: 12.5px;
    color: var(--text-secondary);
    transition: all 0.12s ease;
    user-select: none;
  }
  .cat-item:hover { background: var(--glass-hover); color: var(--text-primary); }
  .cat-item.active {
    background: var(--accent-soft);
    color: var(--accent-hover);
    font-weight: 500;
  }
  .cat-item .count {
    font-size: 10.5px;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
  }
  .cat-item.active .count { color: var(--accent); }

  /* Tag cloud */
  .tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
  }
  .tag {
    font-size: 11px;
    padding: 3px 9px;
    background: var(--glass-hover);
    color: var(--text-secondary);
    border-radius: var(--r-full);
    cursor: pointer;
    transition: all 0.15s ease;
    border: 1px solid transparent;
    white-space: nowrap;
    user-select: none;
  }
  .tag:hover {
    background: var(--accent-soft);
    color: var(--accent-hover);
    border-color: var(--accent-soft);
  }
  .tag.active {
    background: var(--accent);
    color: white;
    border-color: var(--accent);
    box-shadow: 0 2px 8px var(--accent-glow);
  }
  .tag-count {
    opacity: 0.5;
    font-size: 10px;
    margin-left: 2px;
  }

  .clear-btn {
    width: 100%;
    padding: 9px 12px;
    margin-top: 8px;
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    color: var(--text-secondary);
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
  }
  .clear-btn:hover {
    color: var(--text-primary);
    border-color: var(--accent-soft);
    background: var(--accent-soft);
  }

  /* ============= Main ============= */
  main {
    flex: 1;
    overflow-y: auto;
    padding: 24px 28px 60px;
  }

  .cards {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(460px, 1fr));
    gap: 16px;
  }

  .card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-lg);
    padding: 18px 20px;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-card);
    transition: all 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    animation: cardIn 0.4s cubic-bezier(0.4, 0, 0.2, 1) both;
  }
  @keyframes cardIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
  }
  .card:hover {
    transform: translateY(-2px);
    background: var(--glass-bg-strong);
    border-color: var(--glass-border-strong);
    box-shadow: var(--shadow-card-hover);
  }

  .card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 10px;
  }
  .card-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.35;
    letter-spacing: -0.005em;
  }
  .card-id {
    font-family: 'JetBrains Mono', monospace;
    font-size: 10.5px;
    color: var(--text-muted);
    padding: 2px 7px;
    background: var(--glass-hover);
    border-radius: var(--r-sm);
    flex-shrink: 0;
    letter-spacing: 0;
  }

  .card-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 12px;
    font-size: 11px;
  }
  .meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 3px 9px;
    background: var(--glass-hover);
    color: var(--text-secondary);
    border-radius: var(--r-full);
    font-variant-numeric: tabular-nums;
  }
  .meta-pill.model {
    font-weight: 500;
  }
  .meta-pill.model .dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    box-shadow: 0 0 6px currentColor;
  }
  .meta-pill.model.sd { background: var(--model-sd-soft); color: var(--model-sd); }
  .meta-pill.model.hh { background: var(--model-hh-soft); color: var(--model-hh); }
  .meta-pill.model.kl { background: var(--model-kl-soft); color: var(--model-kl); }
  .meta-pill.model.so { background: var(--model-so-soft); color: var(--model-so); }
  .meta-pill.model.ve { background: var(--model-ve-soft); color: var(--model-ve); }
  .meta-pill.model.rw { background: var(--model-rw-soft); color: var(--model-rw); }
  .meta-pill.model.pk { background: var(--model-pk-soft); color: var(--model-pk); }
  .meta-pill.model.hl { background: var(--model-hl-soft); color: var(--model-hl); }
  .meta-pill.model.hy { background: var(--model-hy-soft); color: var(--model-hy); }
  .meta-pill.model.wn { background: var(--model-wn-soft); color: var(--model-wn); }
  .meta-pill.model.jm { background: var(--model-jm-soft); color: var(--model-jm); }
  .meta-pill.model.lt { background: var(--model-lt-soft); color: var(--model-lt); }
  .meta-pill.model.mo { background: var(--model-mo-soft); color: var(--model-mo); }
  .meta-pill.model.cg { background: var(--model-cg-soft); color: var(--model-cg); }
  .meta-pill.model.hg { background: var(--model-hg-soft); color: var(--model-hg); }
  .meta-pill.model.gm { background: var(--model-gm-soft); color: var(--model-gm); }

  .card-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 4px;
    margin-bottom: 14px;
  }
  .card-tags .tag {
    font-size: 10.5px;
    padding: 2px 8px;
  }
  .more-tags {
    font-size: 10.5px;
    padding: 2px 8px;
    color: var(--text-muted);
  }

  .card-prompt {
    font-family: 'JetBrains Mono', 'SF Mono', Monaco, monospace;
    font-size: 12.5px;
    line-height: 1.65;
    color: var(--text-secondary);
    white-space: pre-wrap;
    word-break: break-word;
    padding: 12px 0;
    border-top: 1px dashed var(--glass-border);
    border-bottom: 1px dashed var(--glass-border);
    margin-bottom: 12px;
  }

  .card-notes {
    font-size: 12px;
    color: var(--text-muted);
    font-style: italic;
    margin-bottom: 12px;
    line-height: 1.55;
    padding-left: 10px;
    border-left: 2px solid var(--accent-soft);
  }

  .card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
    margin-top: auto;
    padding-top: 4px;
  }
  .card-source {
    font-size: 11px;
    color: var(--text-muted);
  }
  .card-source a {
    color: var(--text-secondary);
    text-decoration: none;
    transition: color 0.15s;
  }
  .card-source a:hover { color: var(--accent); }

  .copy-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 6px 14px;
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--r-md);
    cursor: pointer;
    font-family: inherit;
    font-size: 12px;
    font-weight: 500;
    transition: all 0.2s ease;
    box-shadow: 0 2px 8px var(--accent-glow);
  }
  .copy-btn:hover {
    background: var(--accent-hover);
    transform: translateY(-1px);
    box-shadow: 0 4px 14px var(--accent-glow);
  }
  .copy-btn svg { width: 13px; height: 13px; }
  .copy-btn.copied {
    background: var(--success);
    box-shadow: 0 2px 8px var(--success-soft);
  }

  /* ============= Empty & loading ============= */
  .empty {
    text-align: center;
    padding: 120px 20px;
    color: var(--text-muted);
  }
  .empty-glyph {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    border-radius: 50%;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
  }
  .empty h3 {
    color: var(--text-primary);
    margin-bottom: 8px;
    font-size: 17px;
    font-weight: 600;
    letter-spacing: -0.01em;
  }
  .empty p { font-size: 13px; color: var(--text-secondary); }
  .empty pre {
    background: var(--glass-bg-strong);
    border: 1px solid var(--glass-border);
    padding: 14px 18px;
    border-radius: var(--r-md);
    text-align: left;
    display: inline-block;
    margin-top: 18px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 12px;
    color: var(--text-primary);
    line-height: 1.6;
  }

  /* ============= Toast ============= */
  .toast {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(20px) scale(0.95);
    background: var(--glass-bg-strong);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border-strong);
    color: var(--text-primary);
    padding: 12px 20px;
    border-radius: var(--r-full);
    font-weight: 500;
    font-size: 13px;
    box-shadow: 0 12px 40px rgba(0,0,0,0.3);
    opacity: 0;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    pointer-events: none;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  .toast-icon {
    width: 16px;
    height: 16px;
    color: var(--success);
  }

  /* ============= Scrollbar ============= */
  ::-webkit-scrollbar { width: 8px; height: 8px; }
  ::-webkit-scrollbar-track { background: transparent; }
  ::-webkit-scrollbar-thumb {
    background: var(--glass-border-strong);
    border-radius: var(--r-full);
    border: 2px solid transparent;
    background-clip: padding-box;
  }
  ::-webkit-scrollbar-thumb:hover { background-color: var(--text-muted); background-clip: padding-box; }

  /* ============= Hero strip ============= */
  .hero {
    position: relative;
    z-index: 5;
    padding: 18px 28px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-shrink: 0;
  }
  .hero-text { max-width: 60%; }
  .hero-title {
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.015em;
    color: var(--text-primary);
    margin-bottom: 4px;
    line-height: 1.3;
  }
  .hero-title .accent {
    background: linear-gradient(90deg, #a78bfa 0%, #f472b6 50%, #fb923c 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero-sub {
    font-size: 12.5px;
    color: var(--text-secondary);
    line-height: 1.5;
  }
  .hero-sub a {
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px dotted var(--accent-soft);
    transition: border-color 0.15s;
  }
  .hero-sub a:hover { border-bottom-color: var(--accent); }
  .hero-stats {
    display: flex;
    gap: 24px;
    align-items: center;
  }
  .hero-stat { text-align: right; }
  .hero-stat-num {
    font-size: 22px;
    font-weight: 700;
    font-variant-numeric: tabular-nums;
    letter-spacing: -0.02em;
    line-height: 1;
    background: linear-gradient(180deg, var(--text-primary) 0%, var(--text-secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero-stat-label {
    font-size: 10.5px;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    margin-top: 4px;
  }

  /* ============= Card focused (keyboard nav) ============= */
  .card.focused {
    border-color: var(--accent);
    box-shadow: var(--shadow-card-hover), 0 0 0 1px var(--accent);
    transform: translateY(-2px);
  }

  /* ============= Drawer ============= */
  .drawer-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.4);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.25s ease;
    z-index: 90;
  }
  .drawer-overlay.show {
    opacity: 1;
    pointer-events: auto;
  }
  .drawer {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    width: min(560px, 90vw);
    background: var(--glass-bg-strong);
    backdrop-filter: saturate(180%) blur(24px);
    -webkit-backdrop-filter: saturate(180%) blur(24px);
    border-left: 1px solid var(--glass-border-strong);
    box-shadow: -20px 0 60px -20px rgba(0,0,0,0.5);
    transform: translateX(100%);
    transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 91;
    overflow-y: auto;
    padding: 28px 28px 60px;
  }
  .drawer.show { transform: translateX(0); }
  .drawer-close {
    position: absolute;
    top: 16px;
    right: 16px;
    width: 32px;
    height: 32px;
    border: 1px solid var(--glass-border);
    background: var(--glass-hover);
    border-radius: var(--r-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.15s;
  }
  .drawer-close:hover { color: var(--text-primary); border-color: var(--glass-border-strong); }
  .drawer-id {
    font-family: 'JetBrains Mono', monospace;
    font-size: 11px;
    color: var(--text-muted);
    margin-bottom: 6px;
  }
  .drawer-title {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
    letter-spacing: -0.01em;
    padding-right: 50px;
  }
  .drawer-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin-bottom: 18px;
  }
  .drawer-section {
    margin-top: 22px;
  }
  .drawer-section-label {
    font-size: 10.5px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--text-muted);
    font-weight: 600;
    margin-bottom: 8px;
  }
  .drawer-prompt {
    font-family: 'JetBrains Mono', monospace;
    font-size: 13px;
    line-height: 1.7;
    color: var(--text-primary);
    white-space: pre-wrap;
    word-break: break-word;
    padding: 16px 18px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
  }
  .drawer-notes {
    padding: 12px 14px;
    background: var(--accent-soft);
    border-radius: var(--r-md);
    font-size: 13px;
    color: var(--text-primary);
    line-height: 1.55;
  }
  .drawer-source {
    font-size: 12px;
    color: var(--text-secondary);
  }
  .drawer-source a { color: var(--accent); text-decoration: none; }
  .drawer-source a:hover { text-decoration: underline; }
  .drawer-actions {
    display: flex;
    gap: 10px;
    margin-top: 24px;
  }
  .drawer-actions .copy-btn { flex: 1; padding: 10px 18px; font-size: 13px; }
  .drawer-related {
    display: grid;
    gap: 8px;
  }
  .related-item {
    padding: 10px 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    cursor: pointer;
    transition: all 0.15s;
    font-size: 13px;
  }
  .related-item:hover {
    border-color: var(--accent-soft);
    background: var(--accent-soft);
  }
  .related-title { color: var(--text-primary); margin-bottom: 2px; font-weight: 500; }
  .related-id { font-family: 'JetBrains Mono', monospace; font-size: 10.5px; color: var(--text-muted); }

  /* Make card clickable */
  .card { cursor: pointer; }
  .card .card-footer { cursor: default; }
  .card .copy-btn, .card .card-tags .tag, .card .card-source a { cursor: pointer; }

  /* ============= Responsive ============= */
  @media (max-width: 880px) {
    aside { display: none; }
    header { padding: 12px 16px; gap: 12px; }
    .brand-meta { display: none; }
    main { padding: 16px; }
    .cards { grid-template-columns: 1fr; }
    .hero { flex-direction: column; padding: 14px 16px; gap: 12px; }
    .hero-text { max-width: 100%; }
    .hero-stats { gap: 18px; }
    .hero-stat-num { font-size: 18px; }
    .drawer { width: 100vw; padding: 24px 18px 50px; }
  }