:root{--bg:#0b1220;--panel:#121a2c;--line:#25314a;--text:#e8eef9;--muted:#9fb0cc;--acc:#f2a33a;--ok:#4cd08a;--bad:#ff6b6b;color-scheme:dark}
*{box-sizing:border-box}html,body{margin:0;height:100%;background:var(--bg);color:var(--text);font:14px/1.45 Inter,system-ui,Segoe UI,Arial,sans-serif}
.app{display:grid;grid-template-columns:minmax(0,1fr) 360px;height:100vh;height:100dvh;overflow:hidden}
.stage{position:relative;min-width:0;min-height:0;background:#000}
.stage canvas.gl{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
.hud{position:absolute;left:10px;top:10px;right:10px;display:flex;flex-wrap:wrap;gap:6px;pointer-events:none}
.chip{background:rgba(10,16,30,.72);border:1px solid var(--line);border-radius:8px;padding:4px 9px;font:600 12px/1.3 'JetBrains Mono',ui-monospace,Consolas,monospace;backdrop-filter:blur(4px)}
.chip b{color:var(--acc);font-weight:700}.chip.warn b{color:var(--bad)}
.legend{position:absolute;left:10px;bottom:10px;max-width:calc(100% - 20px);background:rgba(10,16,30,.72);border:1px solid var(--line);border-radius:8px;padding:6px 10px;font-size:12px;color:var(--muted)}
.mini{position:absolute;right:10px;bottom:10px;width:190px;height:110px;border:1px solid var(--line);border-radius:8px;background:rgba(10,16,30,.78)}
.panel{overflow:auto;background:var(--panel);border-left:1px solid var(--line);padding:12px 14px 40px}
.panel h1{font-size:16px;margin:0 0 2px}.panel .sub{color:var(--muted);font-size:12px;margin:0 0 10px}
.panel h2{font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);margin:14px 0 6px}
.row{display:grid;grid-template-columns:1fr auto;align-items:center;gap:2px 8px;margin:6px 0}
.row label{color:var(--text)}.row output{font:600 12px 'JetBrains Mono',ui-monospace,Consolas,monospace;color:var(--acc)}
.row input[type=range]{grid-column:1/3;width:100%;accent-color:var(--acc);min-height:24px}
.btns{display:flex;flex-wrap:wrap;gap:6px;margin:6px 0}
button,select{background:#1b2740;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:7px 10px;font:600 12px inherit;cursor:pointer;min-height:32px}
button:hover{border-color:var(--acc)}button.on{background:var(--acc);color:#1a1205;border-color:var(--acc)}
button:focus-visible,input:focus-visible,summary:focus-visible,select:focus-visible{outline:2px solid #7cc4ff;outline-offset:2px}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:6px}
.kv{display:grid;grid-template-columns:1fr auto;gap:2px 8px;font-size:12px}.kv span:nth-child(odd){color:var(--muted)}.kv span:nth-child(even){font-family:'JetBrains Mono',ui-monospace,Consolas,monospace;text-align:right}
canvas.chart{width:100%;height:120px;display:block;background:#0c1424;border:1px solid var(--line);border-radius:8px}
details{border:1px solid var(--line);border-radius:8px;padding:6px 10px;margin:10px 0;background:#0f1729}summary{cursor:pointer;font-weight:700}
details p,details li{color:#c9d5ea;font-size:13px}details code{background:#1b2740;padding:0 4px;border-radius:4px}
.pass{color:var(--ok)}.fail{color:var(--bad)}.note{color:var(--muted);font-size:12px}
table.t{width:100%;border-collapse:collapse;font-size:12px}table.t td,table.t th{border-bottom:1px solid var(--line);padding:3px 4px;text-align:right}table.t th:first-child,table.t td:first-child{text-align:left}
.badge{display:inline-block;font-size:11px;color:var(--muted);margin-top:6px}
@media (max-width:820px){.app{grid-template-columns:1fr;grid-template-rows:60vh auto;height:auto;min-height:100vh;overflow:visible}
 body.embed-mode .app{grid-template-rows:60dvh auto}.panel{border-left:0;border-top:1px solid var(--line)}html,body{height:auto}.mini{width:140px;height:84px}.legend{display:none}}
body.embed-mode,body.embed-mode html{height:100%}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto}}
canvas.fx{position:absolute;inset:0;width:100%;height:100%;pointer-events:none;z-index:2}
.hud .chip b{min-width:2ch;display:inline-block}
.stage{background:#9cc9ee}