:root{--bg: #0f0f1b;--panel: #1b1b2f;--grid: #16213e;--empty: #1a1a2e;--head: #e94560;--body: #53d9a8;--food: #ffd60a;--text: #e7e7f3;--muted: #9a9ac0;color-scheme:dark}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:var(--bg);color:var(--text);font-family:Courier New,ui-monospace,monospace;-webkit-font-smoothing:none;image-rendering:pixelated;overflow:hidden;touch-action:none}.app{display:flex;flex-direction:column;height:100vh;height:100dvh}.hud{display:flex;justify-content:space-around;align-items:center;padding:12px 8px;background:var(--panel);border-bottom:2px solid #000;text-transform:uppercase;letter-spacing:1px}.hud__item{display:flex;flex-direction:column;align-items:center;gap:2px}.hud__label{font-size:11px;color:var(--muted)}.hud__value{font-size:22px;font-weight:700}.stage{position:relative;flex:1;display:grid;place-items:center;overflow:hidden}.board{display:grid;background:var(--grid);border:2px solid #000;gap:1px}.cell{background:var(--empty)}.cell--head{background:var(--head)}.cell--body{background:var(--body)}.cell--food{background:var(--food);border-radius:2px}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;place-items:center;background:#000000b8;padding:16px}.overlay--hint{background:#00000073;font-size:16px;color:var(--text);text-align:center}.overlay__panel{background:var(--panel);border:2px solid #000;border-radius:8px;padding:20px 24px;width:min(360px,90vw);text-align:center}.overlay__title{margin:0 0 8px;color:var(--head);font-size:28px}.overlay__summary{margin:0 0 4px;color:var(--text)}.overlay__rank{margin:4px 0 8px;color:var(--food);font-weight:700}.overlay__subtitle{margin:16px 0 8px;font-size:14px;color:var(--muted);text-transform:uppercase}.scores{list-style:none;margin:0 0 16px;padding:0}.scores__row{display:flex;justify-content:space-between;padding:6px 10px;border-bottom:1px solid var(--grid)}.scores__rank{color:var(--muted)}.scores__score{font-weight:700}.scores__level{color:var(--muted)}.scores__empty{color:var(--muted);margin:8px 0 16px}.btn{font-family:inherit;font-size:16px;font-weight:700;text-transform:uppercase;letter-spacing:1px;padding:12px 20px;width:100%;background:var(--head);color:#fff;border:2px solid #000;border-radius:6px;cursor:pointer}.btn:hover{filter:brightness(1.1)}.btn:active{transform:translateY(1px)}