html,body{color:#e8e8ec;overscroll-behavior:none;background:#0a0a0d;min-height:100dvh;margin:0}.stage{align-content:center;place-items:center;gap:12px;min-height:100dvh;display:grid;position:relative}#arena{touch-action:none;-webkit-user-select:none;user-select:none;-webkit-touch-callout:none;cursor:crosshair;border:1px solid #2a2a33;border-radius:6px}#score{top:max(16px, env(safe-area-inset-top));right:max(20px, env(safe-area-inset-right));color:#e8e8ec;opacity:.9;font:600 28px/1 ui-monospace,monospace;position:absolute}#hint{color:#8a8a93;margin:0;font:13px/1.4 system-ui,sans-serif}#error{color:#ff7a7a;max-width:60ch;margin:0;font:13px/1.4 ui-monospace,monospace}