:root{--bg-base: #faf7f2;--bg-surface: #ffffff;--bg-elevated: #fffdfa;--bg-hover: #f4efe8;--bg-active: #ece5da;--bg-sunk: #f1ece4;--border-subtle: #eae2d6;--border-default: #ddd2c2;--border-strong: #c8bba6;--text-primary: #241f18;--text-secondary: #5e564b;--text-tertiary: #938a7c;--text-muted: #b8ae9e;--accent: #4f46e5;--accent-hover: #4338ca;--accent-soft: #ecebfd;--coral: #fb7185;--coral-soft: #fee6e9;--good: #15803d;--good-soft: #e6f4ea;--warn: #b45309;--bad: #dc2626;--bad-soft: #fdeaea;--font-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Inter", Helvetica, Arial, sans-serif;--font-mono: "SF Mono", "Fira Code", "Cascadia Code", "Consolas", monospace;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 16px;--shadow-sm: 0 1px 2px rgba(36, 31, 24, .06);--shadow-md: 0 6px 20px rgba(36, 31, 24, .08);--shadow-lg: 0 20px 50px rgba(36, 31, 24, .16);--transition: .16s ease}@media(prefers-color-scheme:dark){:root{--bg-base: #17150f;--bg-surface: #211e17;--bg-elevated: #272319;--bg-hover: #2c281e;--bg-active: #35301f;--bg-sunk: #1b1912;--border-subtle: #322d21;--border-default: #423b2b;--border-strong: #574d38;--text-primary: #f3ede1;--text-secondary: #c3baa8;--text-tertiary: #8f8674;--text-muted: #6b6353;--accent: #a5b4fc;--accent-hover: #c7d2fe;--accent-soft: #262552;--coral: #fda4af;--coral-soft: #3a2226;--good: #86efac;--good-soft: #16301f;--warn: #fbbf24;--bad: #fca5a5;--bad-soft: #3a1c1c;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .4);--shadow-md: 0 6px 20px rgba(0, 0, 0, .45);--shadow-lg: 0 20px 50px rgba(0, 0, 0, .6)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{font-family:var(--font-sans);background:var(--bg-base);color:var(--text-primary);font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}body.modal-open{overflow:hidden}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.hidden{display:none!important}.app-shell{min-height:100vh;display:flex;flex-direction:column}.topbar{display:flex;align-items:center;gap:20px;padding:14px 22px;background:var(--bg-surface);border-bottom:1px solid var(--border-subtle);flex-wrap:wrap}.brand{display:inline-flex;align-items:center;gap:10px;color:var(--text-primary);font-size:18px}.brand:hover{text-decoration:none}.brand-mark{border-radius:8px;box-shadow:var(--shadow-sm)}.brand-name{font-weight:500;letter-spacing:-.01em}.brand-name 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h3{color:var(--warn)}.modal-foot{font-size:13.5px;font-style:italic;color:var(--text-tertiary)}.about-links{display:flex;gap:12px;align-items:center;margin-top:18px;font-weight:600}.about-links span{color:var(--text-muted)}#toast{position:fixed;bottom:60px;left:50%;transform:translate(-50%) translateY(20px);background:var(--text-primary);color:var(--bg-surface);padding:11px 20px;border-radius:999px;font-size:13.5px;font-weight:600;box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:var(--transition);z-index:2500}#toast.show{opacity:1;transform:translate(-50%) translateY(0)}#toast[data-kind=err]{background:var(--bad);color:#fff}@media(max-width:820px){.main-grid{grid-template-columns:1fr}.event-drawer{border-left:none;border-top:1px solid var(--border-subtle);max-height:220px}.drawer-list{max-height:160px}.topbar-meta{display:none}}@media(max-width:520px){.main-content{padding:22px 16px 32px}.controls{gap:14px}.quality{max-width:none;width:100%}.dropzone{padding:40px 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