:root{color-scheme:dark;--bg: #0b0f14;--bg-elev: #141b24;--bg-soft: #1a2430;--line: rgba(255, 255, 255, .08);--text: #e8eef5;--muted: #9aabbc;--accent: #7ee0a3;--accent-2: #f0c14a;--accent-3: #78b4ff;--danger: #ff8f8f;--radius: 16px;--font: "Segoe UI", system-ui, -apple-system, sans-serif;--mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace}*{box-sizing:border-box}html,body{margin:0;min-height:100%;background:radial-gradient(1200px 600px at 10% -10%,rgba(126,224,163,.12),transparent 55%),radial-gradient(900px 500px at 90% 0%,rgba(120,180,255,.1),transparent 50%),var(--bg);color:var(--text);font-family:var(--font)}#app{min-height:100vh}.shell{max-width:1200px;margin:0 auto;padding:28px 20px 60px}.hero{display:grid;grid-template-columns:1.4fr 1fr;gap:24px;align-items:end;margin-bottom:28px}.eyebrow{text-transform:uppercase;letter-spacing:.16em;font-size:.75rem;color:var(--accent);margin:0 0 8px;font-weight:700}h1{font-size:clamp(1.8rem,4vw,2.6rem);line-height:1.1;margin:0 0 12px;letter-spacing:-.03em}.lede{color:var(--muted);font-size:1.05rem;line-height:1.55;margin:0;max-width:52ch}.hero-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.hero-stats>div{background:var(--bg-elev);border:1px solid var(--line);border-radius:14px;padding:14px;display:flex;flex-direction:column;gap:4px}.hero-stats .n{font-size:1.5rem;font-weight:700;color:var(--accent-2)}.hero-stats .l{font-size:.78rem;color:var(--muted)}.stage-grid{display:grid;grid-template-columns:1.4fr 1fr;gap:18px;margin-bottom:18px}.stage-panel,.card{background:var(--bg-elev);border:1px solid var(--line);border-radius:var(--radius);padding:16px}.stage-wrap{position:relative;width:100%;aspect-ratio:4 / 3;background:#05080c;border-radius:12px;overflow:hidden;border:1px solid var(--line)}#input-video{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:contain;background:#05080c;z-index:0}#input-video.mirror-x,#overlay.mirror-x{transform:scaleX(-1)}#overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;background:transparent;pointer-events:none;z-index:1}.stage-badge{position:absolute;top:10px;left:10px;background:#0b0f14c7;border:1px solid var(--line);color:var(--accent);font-size:.75rem;font-weight:700;letter-spacing:.04em;text-transform:uppercase;padding:6px 10px;border-radius:999px;z-index:2}.controls{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--line);background:var(--bg-soft);color:var(--text);border-radius:999px;padding:10px 14px;font-weight:600;font-size:.9rem;cursor:pointer}.btn:hover:not(:disabled){border-color:#7ee0a366}.btn:disabled{opacity:.45;cursor:not-allowed}.btn.primary{background:linear-gradient(135deg,#1f6f4a,#2f9e6a);border-color:transparent}.btn.ghost{background:transparent}.file-btn{display:inline-flex;align-items:center}.hint{color:var(--muted);font-size:.85rem;margin:10px 2px 0}.side{display:flex;flex-direction:column;gap:14px}.card h2{margin:0 0 10px;font-size:1rem;letter-spacing:.02em}.primary-cue{font-size:1.15rem;line-height:1.4;margin:0 0 12px;color:var(--accent-2);min-height:3.2em}.cue-list{list-style:none;padding:0;margin:0;display:flex;flex-direction:column;gap:8px}.cue-list li{background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:10px 12px;font-size:.92rem;line-height:1.4}.cue-id{display:inline-block;font-family:var(--mono);font-size:.72rem;color:var(--accent-3);margin-right:6px}.metric-note{color:var(--muted);font-size:.82rem;margin:0 0 10px}.metrics{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.metric{background:var(--bg-soft);border-radius:10px;padding:10px;border:1px solid var(--line)}.metric .mv{font-family:var(--mono);font-size:1.05rem;color:var(--accent)}.metric .ml{font-size:.78rem;color:var(--text);margin-top:2px}.metric .mh{font-size:.7rem;color:var(--muted)}.theme-list{margin:0;padding-left:1.1rem;color:var(--muted);font-size:.88rem;line-height:1.45;display:flex;flex-direction:column;gap:8px}.theme-list strong{color:var(--text)}.knowledge{margin-top:4px}.check-list{margin:0 0 20px;padding-left:1.2rem;color:var(--muted);font-size:.92rem;line-height:1.45;display:flex;flex-direction:column;gap:6px}.check-list strong{color:var(--text)}.tech-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:8px}.tech{display:grid;grid-template-columns:auto 1fr;grid-template-rows:auto auto;gap:2px 8px;background:var(--bg-soft);border:1px solid var(--line);border-radius:10px;padding:10px;font-size:.85rem}.tech .tag{grid-row:span 2;align-self:center;background:#7ee0a31f;color:var(--accent);border-radius:8px;padding:6px 8px;font-family:var(--mono);font-size:.72rem;text-transform:uppercase}.tech .cat{color:var(--muted);font-size:.75rem;text-transform:uppercase;letter-spacing:.04em}.footer{margin-top:22px;color:var(--muted);font-size:.82rem;text-align:center}.footer code{font-family:var(--mono);color:var(--accent-3)}@media(max-width:900px){.hero,.stage-grid{grid-template-columns:1fr}.hero-stats{grid-template-columns:repeat(3,1fr)}}