:root{color-scheme:dark;--bg: #101216;--panel: #181b22;--border: #2a2f3a;--text: #e6e8ee;--muted: #8b93a3;--accent: #6ea8ff;--error: #ff6b6b;--ok: #5fd38a;--warn: #e0b34e;font-family:Segoe UI,system-ui,-apple-system,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.centered{min-height:100vh;display:flex;align-items:center;justify-content:center}.shell{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:1.5rem;padding:.6rem 1.25rem;border-bottom:1px solid var(--border);background:var(--panel)}.brand{font-weight:700;letter-spacing:.04em}.topbar nav{display:flex;gap:1rem;flex:1}.userbox{display:flex;gap:.75rem;align-items:center}.content{padding:1.5rem;max-width:1100px;width:100%;margin:0 auto}.stack{display:flex;flex-direction:column;gap:1rem}.card{background:var(--panel);border:1px solid 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1fr;gap:.6rem;font-size:.9rem;line-height:1.4}.msg-user{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.msg-body{word-break:break-word;white-space:pre-wrap}.badge.likely_same{background:#3a1d1d;color:var(--error)}.badge.similar{background:#3d3420;color:var(--warn)}.badge.distinct{background:#2a2f3a;color:var(--muted)}.card-inner{margin-top:1rem;padding:.75rem;background:var(--bg);border:1px solid var(--border);border-radius:var(--radius)}.compare-summary{display:flex;flex-direction:column;gap:.5rem}.score-row{display:flex;align-items:center;gap:1rem}.score-bar{flex:1;height:14px;background:var(--bg);border:1px solid var(--border);border-radius:8px;overflow:hidden}.score-fill{height:100%;background:var(--accent);transition:width .3s}.score-num{font-family:Consolas,monospace;font-weight:700;width:50px;text-align:right}.badges-row{display:flex;gap:.75rem;align-items:center;flex-wrap:wrap}.timeline-vod{margin-bottom:1.5rem}.timeline-vod h4{margin:0 0 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