html,body{margin:0;padding:0;background:#0b0d12;color:#d8dde6;font:14px/1.4 -apple-system,Segoe UI,system-ui,sans-serif;height:100%}#app{display:flex;flex-direction:column;align-items:center;gap:8px;padding:16px}#stage{background:#11141b;border:1px solid #1d2230;display:block;cursor:crosshair;image-rendering:pixelated}#controls{display:flex;gap:8px;align-items:center}#controls button{background:#1d2230;color:#d8dde6;border:1px solid #2a3142;padding:6px 12px;font:inherit;cursor:pointer;border-radius:4px}#controls button:hover{background:#2a3142}#controls button:disabled{opacity:.5;cursor:not-allowed}#status{margin-left:12px;color:#8a93a4}