*{margin:0;padding:0;box-sizing:border-box}html,body{height:100%;background:#000;color:#fff;font-family:Courier New,monospace;overflow:hidden;overscroll-behavior:none;user-select:none;-webkit-user-select:none;-webkit-touch-callout:none}#app{display:flex;flex-direction:column;height:100vh;height:100dvh;padding-bottom:env(safe-area-inset-bottom)}#stage{position:relative;flex:1 1 auto;min-height:0;overflow:hidden;background:#000}.backdrop{position:absolute;left:0;top:0;transform-origin:top left;pointer-events:none}#game-root{position:absolute;left:0;top:0;width:448px;height:512px;overflow:hidden;image-rendering:pixelated}#game-root div{position:absolute}.message{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;text-align:center}.message p{position:static}#touch-controls{display:none;flex:0 0 auto}@media(pointer:coarse){#touch-controls{display:flex}}.touch-panel{display:flex;align-items:stretch;gap:8px;padding:8px;width:100%;min-height:96px}.touch-panel__button{flex:1 1 0;border:2px solid #444;border-radius:8px;background:#111;color:#fff;font-family:inherit;font-size:24px;touch-action:none;user-select:none;-webkit-user-select:none;-webkit-tap-highlight-color:transparent}.touch-panel__button:active{background:#333}.touch-panel__button--fire{flex:1.4 1 0}.hud{position:absolute;inset:0;pointer-events:none;font-size:14px}.hud__score{left:8px;top:6px}.hud__high-score{left:50%;top:6px;transform:translate(-50%)}.hud__lives{right:8px;top:6px}.hud__level{right:8px;bottom:6px}.pause-overlay{background:#000000a6;z-index:5}.sound-toggle{margin-top:8px;padding:6px 14px;border:2px solid #444;border-radius:6px;background:#111;color:#fff;font-family:inherit;font-size:13px;cursor:pointer;touch-action:none;-webkit-tap-highlight-color:transparent}.sound-toggle:active{background:#333}.game-layer{left:0;top:0;width:100%;height:100%}