*{box-sizing:border-box;margin:0;padding:0}html,body{overscroll-behavior:none;touch-action:none;-webkit-user-select:none;user-select:none;background:#000;height:100%;overflow:hidden}#app{justify-content:center;align-items:center;width:100%;height:100%;display:flex;overflow:hidden}#game-wrap{align-items:flex-start;gap:16px;max-width:100%;display:flex}#game-container{flex-shrink:0;max-width:100%}canvas{image-rendering:pixelated;image-rendering:crisp-edges;box-shadow:0 0 40px #000}#leaderboard{color:#5f5;background:#111;border:1px solid #333;border-radius:6px;width:200px;padding:12px;font-family:monospace}#leaderboard h2{color:#ff5;text-align:center;letter-spacing:1px;margin-bottom:10px;font-size:14px}#leaderboard-list{list-style:none}.leaderboard-row{border-bottom:1px solid #1a1a1a;justify-content:space-between;padding:3px 0;font-size:12px;display:flex}.leaderboard-row .lb-rank{color:#888;width:24px}.leaderboard-row .lb-name{color:#fff;text-overflow:ellipsis;white-space:nowrap;flex:1;padding:0 4px;overflow:hidden}.leaderboard-row .lb-score{color:#5f5}.leaderboard-empty{color:#666;text-align:center;padding:8px 0;font-size:12px}#name-prompt{z-index:500;background:#000c;justify-content:center;align-items:center;width:100%;height:100%;display:flex;position:fixed;top:0;left:0}#name-prompt.hidden{display:none}.name-prompt-box{text-align:center;background:#1a1a1a;border:1px solid #444;border-radius:8px;padding:24px;font-family:monospace}.name-prompt-box h3{color:#ff5;margin-bottom:12px;font-size:24px}.name-prompt-box p{color:#aaa;margin-bottom:16px;font-size:13px}#name-input{color:#fff;background:#000;border:1px solid #555;border-radius:4px;outline:none;width:200px;padding:8px;font-family:monospace;font-size:16px}#name-input:focus{border-color:#5f5}.name-prompt-buttons{justify-content:center;gap:12px;margin-top:16px;display:flex}.name-prompt-buttons button{color:#ccc;cursor:pointer;background:#222;border:1px solid #555;border-radius:4px;padding:8px 20px;font-family:monospace;font-size:14px}#name-submit{color:#f55;background:#522;border-color:#f55}.name-prompt-buttons button:hover{opacity:.8}@media (width<=900px){#game-wrap{flex-direction:column;align-items:center;width:100%}#game-container{flex-shrink:1;width:100%;max-width:640px}#leaderboard{width:100%;max-width:640px}}