:root{--bg:#0a0e13;--surface:#121a22;--surface-2:#18222c;--border:#22303d;--text:#e6edf3;--muted:#8fa0b0;--accent:#f5b301;--accent-ink:#241a00;--ok:#22c55e;--bad:#f43f5e;--radius:10px;--mono:ui-monospace,SFMono-Regular,"SF Mono",Menlo,Consolas,monospace}*{box-sizing:border-box}body,html{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.shell{max-width:1060px;margin:0 auto;padding:0 20px 80px}.nav{gap:22px;padding:18px 0;margin-bottom:34px;border-bottom:1px solid var(--border)}.nav,.nav-brand{display:flex;align-items:center}.nav-brand{font-weight:700;letter-spacing:-.02em;font-size:16px;color:var(--text);gap:9px}.nav-brand:hover{text-decoration:none}.nav-dot{width:9px;height:9px;border-radius:50%;background:var(--accent)}.nav-links{margin-left:auto;display:flex;gap:8px}.nav-link{color:var(--muted);padding:6px 13px;border-radius:999px;font-size:14px;font-weight:500;border:1px solid transparent}.nav-link:hover{color:var(--text);text-decoration:none;background:var(--surface)}.nav-link.active{color:var(--accent);border-color:var(--border);background:var(--surface)}h1{font-size:34px;line-height:1.2;letter-spacing:-.03em;margin:0 0 14px}h2{font-size:19px;letter-spacing:-.01em;margin:40px 0 14px}h3{font-size:15px;margin:0 0 8px}p{margin:0 0 14px;color:#cbd6e0}.lede{font-size:17px;max-width:62ch}.lede,.muted{color:var(--muted)}.small{font-size:13px}code{font-family:var(--mono);font-size:.9em;background:var(--surface-2);padding:2px 6px;border-radius:5px;color:#d7e3ee}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.grid{display:grid;grid-gap:14px;gap:14px}.grid-2{grid-template-columns:repeat(auto-fit,minmax(260px,1fr))}.grid-3{grid-template-columns:repeat(auto-fit,minmax(190px,1fr))}.btn{display:inline-flex;align-items:center;gap:8px;padding:10px 18px;border-radius:8px;font-weight:600;font-size:14px;border:1px solid var(--border);background:var(--surface-2);color:var(--text);cursor:pointer;font-family:inherit}.btn:hover:not(:disabled){background:#1f2b37;text-decoration:none}.btn:disabled{opacity:.45;cursor:not-allowed}.btn-primary{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.btn-primary:hover:not(:disabled){background:#ffc21e}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:15px 17px}.stat-value{font-size:23px;font-weight:700;font-family:var(--mono);letter-spacing:-.02em}.stat-label{text-transform:uppercase;letter-spacing:.07em;margin-top:3px}.pill,.stat-label{font-size:12px;color:var(--muted)}.pill{display:inline-flex;align-items:center;gap:6px;font-family:var(--mono);padding:3px 10px;border-radius:999px;border:1px solid var(--border);background:var(--surface)}.pill-ok{color:var(--ok);border-color:rgba(34,197,94,.35)}.pill-bad{color:var(--bad);border-color:rgba(244,63,94,.35)}.note{border-left:2px solid var(--accent);background:rgba(245,179,1,.05);color:#c9d4de}.error,.note{padding:12px 16px;border-radius:0 8px 8px 0;font-size:14px}.error{border-left:2px solid var(--bad);background:rgba(244,63,94,.07)}.filter{display:flex;flex-wrap:wrap;gap:8px}.filter-item{display:inline-flex;align-items:center;gap:8px;cursor:pointer;padding:7px 14px;border-radius:8px;font-size:14px;-webkit-user-select:none;-moz-user-select:none;user-select:none;border:1px solid var(--border);background:var(--surface-2);color:var(--muted)}.filter-item:hover{border-color:#31424f;color:var(--text)}.filter-item.on{border-color:var(--accent);color:var(--text);background:rgba(245,179,1,.09)}.filter-item input{accent-color:var(--accent);margin:0;cursor:pointer}.stage{position:relative;width:100%;background:#05080b;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;display:flex;align-items:center;justify-content:center;min-height:260px}.stage canvas,.stage img,.stage video{display:block;max-width:100%;height:auto}.stage-overlay{position:absolute;inset:0;width:100%;height:100%}.stage-empty{color:var(--muted);font-size:14px;padding:60px 20px;text-align:center}.dropzone{border:1.5px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;background:var(--surface);transition:border-color .15s,background .15s}.dropzone.drag,.dropzone:hover{border-color:var(--accent);background:var(--surface-2)}.samples{display:flex;gap:10px;flex-wrap:wrap}.sample-btn{padding:0;border:1px solid var(--border);border-radius:8px;overflow:hidden;cursor:pointer;background:none;line-height:0}.sample-btn:hover{border-color:var(--accent)}.sample-btn img{width:108px;height:72px;object-fit:cover}table{width:100%;border-collapse:collapse;font-size:14px}td,th{text-align:left;padding:8px 10px;border-bottom:1px solid var(--border)}th{font-size:12px;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:600}td.num{font-family:var(--mono);text-align:right}.row{display:flex;gap:12px;align-items:center;flex-wrap:wrap}.spread{justify-content:space-between}footer{border-top:1px solid var(--border);margin-top:56px;padding-top:22px;color:var(--muted);font-size:13px}.control-row{margin-top:16px;gap:14px}.control-label{min-width:150px}.slider{flex:1 1 220px;accent-color:var(--accent);height:22px}.samples-row{margin-top:14px}.btn-icon{padding:10px 14px}.stage-live{display:block;aspect-ratio:16/9;min-height:0}.stage-live .stage-overlay,.stage-live video{position:absolute;inset:0;width:100%;height:100%;object-fit:contain}.results-panel{margin-top:18px;height:250px;overflow-y:auto;padding:14px 16px;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius)}.results-panel table{margin-bottom:0}.results-panel>p{margin:0;height:100%;display:flex;align-items:center;justify-content:center;text-align:center}.stage img,.stage>canvas{max-width:100%;max-height:68vh;width:auto;height:auto;object-fit:contain}.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}@media (max-width:900px){.shell{padding:0 18px 64px}h1{font-size:30px}h2{margin:34px 0 12px}.grid-3{grid-template-columns:repeat(auto-fit,minmax(150px,1fr))}}@media (max-width:720px){body{font-size:14.5px}.shell{padding:0 16px 56px}h1{font-size:26px}.lede{font-size:15.5px}.nav{flex-wrap:wrap;gap:10px;padding:14px 0;margin-bottom:26px}.nav-links{width:100%;margin-left:0;justify-content:space-between}.nav-link{flex:1 1;justify-content:center;text-align:center;padding:9px 8px}.control-row{flex-direction:column;align-items:stretch;gap:8px}.control-label{min-width:0}.slider{flex:1 1 auto;width:100%}.samples-row{flex-direction:column;align-items:flex-start;gap:10px}.dropzone{padding:30px 16px}.card{padding:16px}.stage{min-height:200px}.results-panel{height:220px}.stage-empty{padding:44px 16px}.btn{padding:12px 18px;min-height:44px}.filter-item{padding:10px 14px;min-height:44px}table{display:block;overflow-x:auto;white-space:nowrap}}@media (max-width:480px){.shell{padding:0 13px 48px}h1{font-size:23px;letter-spacing:-.02em}h2{font-size:17px;margin:28px 0 10px}.lede,.nav-brand{font-size:15px}.nav-link{font-size:13px;padding:9px 6px}.grid-3{grid-template-columns:repeat(2,1fr);gap:10px}.stat{padding:12px 14px}.stat-value{font-size:20px}.stat-label{font-size:11px}.btn{width:100%;justify-content:center}.btn-icon{width:auto}.row{gap:9px}.filter{gap:7px}.filter-item{flex-grow:1;flex-shrink:1;flex-basis:calc(50% - 4px);justify-content:center;font-size:13.5px}.samples{width:100%;gap:8px}.sample-btn{flex:1 1}.sample-btn img{width:100%;height:62px}.dropzone{padding:24px 14px}.results-panel{height:200px;padding:12px 13px}.stage-live{aspect-ratio:4/3}.stage>canvas{max-height:56vh}.error,.note{padding:11px 13px;font-size:13.5px}footer .row{flex-direction:column;align-items:flex-start;gap:6px}}@media (max-width:360px){.grid-3{grid-template-columns:1fr}.filter-item{flex:1 1 100%}}@media (hover:none){.btn:hover:not(:disabled),.filter-item:hover,.nav-link:hover{background:inherit}}