:root{--bg:#0e1116;--panel:#161b22;--line:#2a313c;--fg:#e8edf3;--dim:#8b96a5;--accent:#ffcf5c;--hand0:#7cc7ff;--hand1:#ff8fa3;font-family:system-ui,-apple-system,Segoe UI,sans-serif}*{box-sizing:border-box}body{background:var(--bg);color:var(--fg);flex-direction:column;min-height:100vh;margin:0;display:flex}header{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:center;gap:20px;padding:12px 18px;display:flex}nav{gap:4px;display:flex}nav a{color:var(--dim);border-radius:6px;padding:6px 10px;text-decoration:none}nav a.on,nav a:hover{color:var(--fg);background:var(--panel)}#status{color:var(--dim);margin-left:auto;font-size:13px}main{flex:1;grid-template-columns:minmax(0,1fr) 320px;gap:16px;padding:16px;display:grid}@media (max-width:800px){main{grid-template-columns:1fr}}.stage{aspect-ratio:16/9;background:#000;border-radius:12px;align-self:start;position:relative;overflow:hidden}.stage video,.stage canvas{object-fit:cover;width:100%;height:100%;position:absolute;inset:0}.stage video{opacity:.55;transform:scaleX(-1)}.start{text-align:center;background:radial-gradient(circle,#1b2230,#0e1116);flex-direction:column;justify-content:center;align-items:center;gap:10px;padding:20px;display:flex;position:absolute;inset:0}.start.hidden{display:none}.start h1{margin:0;font-size:28px}.start p{color:var(--dim);max-width:46ch;margin:0}.row{flex-wrap:wrap;justify-content:center;gap:10px;display:flex}button{font:inherit;background:var(--accent);color:#1b1300;cursor:pointer;border:0;border-radius:8px;padding:10px 16px;font-weight:600}button.ghost{color:var(--fg);border:1px solid var(--line);background:0 0}button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.err{color:#ff8a8a}aside{background:var(--panel);border:1px solid var(--line);border-radius:12px;flex-direction:column;gap:10px;min-width:0;padding:14px;display:flex}aside h2{letter-spacing:.08em;text-transform:uppercase;color:var(--dim);margin:4px 0 0;font-size:12px}.hands{flex-direction:column;gap:8px;display:flex}.hand{border:1px solid var(--line);border-radius:8px;padding:10px}.hand .pose{font-size:22px;font-weight:700}.hand .meta{color:var(--dim);font-variant-numeric:tabular-nums;font-size:12px}.dim{color:var(--dim);margin:0}.log{flex-direction:column;gap:4px;max-height:50vh;margin:0;padding:0;font-size:13px;list-style:none;display:flex;overflow:auto}.log li{gap:8px;display:flex}.log .k{color:var(--dim);flex:none;width:64px}