:root {
            --bg: #0b0f19;
            --surface: #121826;
            --surface-card: #182234;
            --surface-hover: #1f2b42;
            --border: #26354d;
            --text: #cbd5e1;
            --text-heading: #f8fafc;
            --primary: #38bdf8;
            --primary-glow: rgba(56, 189, 248, 0.15);
            --accent: #4ade80;
            --gold: #fbbf24;
            --pill-bg: #1e293b;
        }
        * { box-sizing: border-box; }
        body {
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
            background: var(--bg);
            color: var(--text);
            margin: 0;
            padding: 0;
            line-height: 1.6;
        }
        .hero {
            background: radial-gradient(circle at 50% 0%, #1e293b 0%, var(--bg) 75%);
            border-bottom: 1px solid var(--border);
            padding: 48px 20px 36px;
            text-align: center;
        }
        .hero-badge {
            display: inline-block;
            background: var(--primary-glow);
            color: var(--primary);
            border: 1px solid rgba(56, 189, 248, 0.3);
            padding: 4px 14px;
            border-radius: 20px;
            font-size: 0.85rem;
            font-weight: 600;
            margin-bottom: 16px;
        }
        h1 {
            color: var(--text-heading);
            font-size: 2.5rem;
            margin: 0 0 12px;
            letter-spacing: -0.02em;
        }
        .hero-sub {
            max-width: 820px;
            margin: 0 auto 24px;
            color: #94a3b8;
            font-size: 1.05rem;
        }
        .hero-links {
            display: flex;
            justify-content: center;
            gap: 14px;
            flex-wrap: wrap;
        }
        .btn {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            padding: 8px 18px;
            border-radius: 8px;
            font-size: 0.92rem;
            font-weight: 600;
            text-decoration: none;
            transition: all 0.2s ease;
        }
        .btn-primary {
            background: #0284c7;
            color: #fff;
        }
        .btn-primary:hover { background: #0369a1; }
        .btn-secondary {
            background: var(--surface);
            color: var(--text);
            border: 1px solid var(--border);
        }
        .btn-secondary:hover { background: var(--surface-hover); }

        .container {
            max-width: 1180px;
            margin: 0 auto;
            padding: 32px 16px;
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
            gap: 16px;
            margin-bottom: 36px;
        }
        .stat-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 20px;
            text-align: center;
        }
        .stat-card .val {
            font-size: 2rem;
            font-weight: 700;
            color: var(--primary);
        }
        .stat-card .lbl {
            color: #94a3b8;
            font-size: 0.88rem;
            margin-top: 4px;
        }

        /* Tabs */
        .tabs-nav {
            display: flex;
            gap: 8px;
            border-bottom: 2px solid var(--border);
            margin-bottom: 28px;
        }
        .tab-btn {
            background: transparent;
            border: none;
            color: #94a3b8;
            font-size: 1.05rem;
            font-weight: 600;
            padding: 12px 20px;
            cursor: pointer;
            border-bottom: 2px solid transparent;
            margin-bottom: -2px;
            transition: all 0.2s ease;
        }
        .tab-btn:hover { color: var(--text-heading); }
        .tab-btn.active {
            color: var(--primary);
            border-bottom-color: var(--primary);
        }
        .tab-pane { display: none; }
        .tab-pane.active { display: block; }

        /* Table */
        .summary-table {
            width: 100%;
            border-collapse: collapse;
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 12px;
            overflow: hidden;
            margin-bottom: 36px;
        }
        .summary-table th, .summary-table td {
            padding: 12px 16px;
            text-align: left;
            border-bottom: 1px solid var(--border);
            font-size: 0.92rem;
        }
        .summary-table th {
            background: #1a2333;
            color: var(--text-heading);
            font-weight: 600;
        }

        /* Cards */
        .case-card {
            background: var(--surface);
            border: 1px solid var(--border);
            border-radius: 14px;
            padding: 24px;
            margin-bottom: 24px;
            transition: border-color 0.2s ease;
        }
        .case-card:hover {
            border-color: #3b82f644;
        }
        .card-header {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: 12px;
            margin-bottom: 14px;
        }
        .card-title-group {
            display: flex;
            align-items: center;
            gap: 12px;
            flex-wrap: wrap;
        }
        .card-title-group h3 {
            margin: 0;
            color: var(--text-heading);
            font-size: 1.25rem;
        }
        .badge {
            padding: 4px 12px;
            border-radius: 20px;
            font-size: 0.8rem;
            font-weight: 600;
        }
        .badge-accent {
            background: rgba(56, 189, 248, 0.15);
            color: var(--primary);
            border: 1px solid rgba(56, 189, 248, 0.3);
        }
        .metrics-pill {
            background: var(--pill-bg);
            border: 1px solid var(--border);
            padding: 6px 14px;
            border-radius: 20px;
            font-size: 0.88rem;
        }
        .style-prompt {
            font-size: 0.92rem;
            color: #94a3b8;
            background: #080c14;
            padding: 10px 14px;
            border-radius: 8px;
            border-left: 3px solid var(--primary);
            margin: 12px 0 20px;
        }
        .comparison-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
            gap: 20px;
            margin-bottom: 16px;
        }
        .audio-panel {
            background: #080c14;
            border: 1px solid var(--border);
            border-radius: 12px;
            padding: 18px;
            position: relative;
        }
        .panel-tag {
            display: inline-block;
            font-size: 0.75rem;
            font-weight: 600;
            text-transform: uppercase;
            letter-spacing: 0.05em;
            margin-bottom: 6px;
        }
        .official-panel .panel-tag { color: var(--gold); }
        .mlx-panel .panel-tag { color: var(--accent); }
        .audio-panel h4 {
            margin: 0 0 10px;
            font-size: 1.05rem;
            color: var(--text-heading);
        }
        audio {
            width: 100%;
            margin-top: 6px;
        }
        .meta-note {
            font-size: 0.82rem;
            color: #64748b;
            margin-top: 8px;
        }
        .meta-note a {
            color: var(--primary);
            text-decoration: none;
        }
        .lyrics-details {
            margin-top: 14px;
        }
        .lyrics-details summary {
            cursor: pointer;
            color: var(--primary);
            font-size: 0.9rem;
        }
        .details-content {
            margin-top: 12px;
            padding-top: 12px;
            border-top: 1px dashed var(--border);
        }
        .timing-chips {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
            margin-bottom: 12px;
        }
        .timing-chips span {
            background: var(--pill-bg);
            border: 1px solid var(--border);
            padding: 4px 10px;
            border-radius: 6px;
            font-size: 0.8rem;
            color: #94a3b8;
        }
        .lyrics-pre {
            background: #05080e;
            padding: 14px;
            border-radius: 8px;
            font-family: inherit;
            font-size: 0.9rem;
            white-space: pre-wrap;
            color: #94a3b8;
            max-height: 220px;
            overflow-y: auto;
        }


.notice {border:1px solid #d29922;background:#2b251b;padding:18px;border-radius:12px;margin:22px 0;color:#f2dca1}
.controls {display:flex;gap:12px;flex-wrap:wrap;margin:24px 0} select,input,button,textarea {font:inherit;color:inherit;background:#151d2b;border:1px solid #3a465b;border-radius:8px;padding:9px} textarea{box-sizing:border-box;width:100%;min-height:75px} .table-scroll{overflow-x:auto} .pending{color:#e3b341} .complete{color:#3fb950} pre{white-space:pre-wrap;overflow-wrap:anywhere;max-height:350px;overflow:auto} [hidden]{display:none!important} .evidence{display:flex;gap:16px;flex-wrap:wrap} .hint{color:#aab5c8;font-size:.9rem} nav{display:flex;gap:20px;flex-wrap:wrap} a{color:#79b8ff} .meta-note{overflow-wrap:anywhere} .summary-table{min-width:850px} .comparison-grid{grid-template-columns:repeat(2,minmax(0,1fr))} @media(max-width:640px){.comparison-grid{grid-template-columns:1fr}.container{padding:12px}.case-card{padding:16px}}