@charset "UTF-8";*{box-sizing:border-box;margin:0;padding:0;-webkit-tap-highlight-color:transparent}html,body{height:100%;width:100%;overflow:hidden;touch-action:none;overscroll-behavior:none;user-select:none;-webkit-user-select:none;font-family:system-ui,-apple-system,sans-serif}body{background-color:#0f1420;color:#fff}.game-container{position:relative;width:100vw;height:100vh;display:flex;align-items:center;justify-content:center;background:#0f1420;overflow:hidden}.game-canvas{max-width:100%;max-height:100%;image-rendering:pixelated}.hud-top{position:absolute;top:env(safe-area-inset-top,10px);left:50%;transform:translate(-50%);display:flex;gap:12px;padding:8px 16px;background:#0009;border-radius:20px;font-size:14px;font-weight:700;pointer-events:none;z-index:10}.controls{position:absolute;bottom:env(safe-area-inset-bottom,20px);left:0;right:0;display:flex;justify-content:space-between;padding:0 20px;z-index:10}.d-pad{position:relative;width:140px;height:140px}.d-btn{position:absolute;width:50px;height:50px;background:#fff3;border:2px solid rgba(255,255,255,.4);border-radius:12px;color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;touch-action:manipulation}.d-btn.up{top:0;left:50%;transform:translate(-50%)}.d-btn.down{bottom:0;left:50%;transform:translate(-50%)}.d-btn.left{left:0;top:50%;transform:translateY(-50%)}.d-btn.right{right:0;top:50%;transform:translateY(-50%)}.action-btn{width:80px;height:80px;border-radius:50%;background:#ff4500b3;border:3px solid rgba(255,140,0,.9);color:#fff;font-size:32px;display:flex;align-items:center;justify-content:center;touch-action:manipulation}.overlay{position:absolute;inset:0;background:#000000d9;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:20}.overlay-title{font-size:3rem;margin-bottom:24px;text-shadow:0 0 10px rgba(255,255,255,.5)}.restart-btn{padding:16px 32px;font-size:1.2rem;background:#4caf50;color:#fff;border:none;border-radius:8px;cursor:pointer}.error{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);background:#f44;padding:16px;border-radius:8px;z-index:30}