:root{--bg:#0f1218;--panel:#161b24;--line:#232b38;--text:#e6ebf2;--muted:#8d99ab;--accent:#5aa9ff;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}body{background:var(--bg);min-height:100vh;color:var(--text);grid-template-columns:232px 1fr;margin:0;font:14px/1.55 ui-sans-serif,system-ui,-apple-system,Segoe UI,sans-serif;display:grid}.sidebar{border-right:1px solid var(--line);background:var(--panel);flex-direction:column;gap:16px;padding:20px 16px;display:flex}.sidebar h1{letter-spacing:-.01em;margin:0;font-size:18px}.sidebar h1 span{text-transform:uppercase;letter-spacing:.14em;color:var(--muted);font-size:11px;font-weight:400;display:block}nav{flex-direction:column;gap:2px;display:flex}nav a{color:var(--muted);border-radius:6px;padding:8px 10px;text-decoration:none}nav a:hover{color:var(--text);background:#1d2430}nav a[aria-current=page]{color:var(--accent);background:#1d2b3f}.sidebar footer{gap:12px;margin-top:auto;font-size:12px;display:flex}.sidebar footer a{color:var(--muted)}main{flex-direction:column;min-width:0;display:flex}header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:flex-start;gap:24px;padding:20px 24px;display:flex}header h2{margin:0 0 4px;font-size:17px}header p{max-width:68ch;color:var(--muted);margin:0}.badges{flex-wrap:wrap;justify-content:flex-end;gap:6px;display:flex}.badge{border:1px solid var(--line);color:var(--muted);white-space:nowrap;border-radius:999px;padding:3px 8px;font-size:11px}.badge strong{color:var(--accent);font-weight:600}.stage{flex:1;grid-template-columns:1fr 264px;gap:20px;min-height:0;padding:20px 24px;display:grid}.canvas-host{border:1px solid var(--line);background:#fff;border-radius:10px;position:relative;overflow:hidden}.canvas-host canvas{outline:none;width:100%;height:100%;display:block}.hud{border:1px solid var(--line);background:var(--panel);border-radius:10px;flex-direction:column;align-self:start;gap:14px;padding:14px;display:flex}.hud h3{text-transform:uppercase;letter-spacing:.1em;color:var(--muted);margin:0;font-size:12px}.hud dl{font-variant-numeric:tabular-nums;grid-template-columns:1fr auto;gap:6px 12px;margin:0;display:grid}.hud dt{color:var(--muted);font-size:12px}.hud dd{text-align:right;margin:0;font-size:12px}#demo-controls{border-top:1px solid var(--line);color:var(--muted);flex-direction:column;gap:8px;padding-top:12px;font-size:12px;display:flex}#demo-controls:empty{display:none}button{border:1px solid var(--line);color:var(--text);font:inherit;cursor:pointer;background:#1d2430;border-radius:6px;padding:6px 10px;font-size:12px}button:hover{border-color:var(--accent)}.error{color:#ffb4c0;background:#3a1d24;border-radius:8px;margin:0;padding:12px;font-family:ui-monospace,SFMono-Regular,monospace;font-size:12px}@media (max-width:900px){body,.stage{grid-template-columns:1fr}}.loading{color:var(--muted);background:var(--panel);place-items:center;margin:0;font-size:13px;display:grid;position:absolute;inset:0}