:root{--accent: #E97132;--ink: #1b1b1b;--muted: #6b6b6b;--line: #e3e3e3;--bg: #ffffff}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}a{color:var(--accent)}header.page{padding:20px 20px 8px}header.page h1{margin:0 0 4px;font-size:clamp(24px,5vw,40px)}header.page .blurb{margin:0;color:var(--muted);max-width:60ch}main{padding:16px 20px 40px;max-width:1100px;margin:0 auto}footer.page{padding:16px 20px;color:var(--muted);border-top:1px solid var(--line);font-size:14px}.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:16px}.card{display:block;padding:18px;border:1px solid var(--line);border-radius:12px;text-decoration:none;color:var(--ink);background:#fff}.card:hover{border-color:var(--accent)}.card h2{margin:0 0 6px;font-size:20px}.card p{margin:0;color:var(--muted);font-size:15px}.panel{border:1px solid var(--line);border-radius:12px;padding:16px;margin:12px 0}.bar-row{display:grid;grid-template-columns:12ch 1fr 5ch;gap:10px;align-items:center;margin:6px 0;font-variant-numeric:tabular-nums}.err-bars .bar-row{grid-template-columns:max-content 1fr 5ch}.bar-track{background:#f0f0f0;border-radius:5px;overflow:hidden}.bar-fill{height:18px;background:var(--accent)}.bar-row.dim{opacity:.35}.banner{display:none;padding:12px 16px;border-radius:10px;font-weight:600;margin:12px 0}.banner.show{display:block}.banner.alert{background:#fdece7;border:1px solid var(--accent);color:#a83a12}.banner.info{background:#eef4ff;border:1px solid #9db8e8;color:#274690}.progress{margin:12px 0}.progress .bar-track,.progress .bar-fill{height:10px}.progress .label{font-size:13px;color:var(--muted);margin-top:4px}.slider{display:flex;align-items:center;gap:12px;margin:12px 0}.slider input{flex:1;accent-color:var(--accent)}.slider .val{font-variant-numeric:tabular-nums;min-width:5ch}video,canvas.overlay,.stage img{width:100%;max-width:720px;border-radius:12px;background:#000}.stage{position:relative;max-width:720px}.stage canvas.overlay{position:absolute;inset:0;background:transparent;pointer-events:none}.dropzone{border:2px dashed var(--line);border-radius:12px;padding:28px;text-align:center;color:var(--muted)}.dropzone.hot{border-color:var(--accent);color:var(--accent)}.stat{display:inline-block;margin-right:18px;font-variant-numeric:tabular-nums}.stat b{color:var(--accent)}.thresh-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:12px;margin:12px 0}.thresh-cell{margin:0}.thresh-canvas{width:100%;max-width:520px;height:auto;display:block;border:1px solid var(--line);border-radius:10px;background:#f4f4f4}.legend{font-size:14px;margin-top:10px}.legend .sw{font-weight:700}.bigpic{border-left:3px solid var(--accent);background:#fdf3ec;padding:10px 14px;margin:16px 0 4px;border-radius:0 8px 8px 0;font-size:14px;line-height:1.55;color:#4a3b30;max-width:720px}.bigpic b{color:var(--accent)}