*{box-sizing:border-box;margin:0;padding:0}html,body{color:#e8eef5;-webkit-user-select:none;user-select:none;background:#1a2330;height:100%;font-family:system-ui,-apple-system,sans-serif;overflow:hidden}#app{position:fixed;inset:0}#app canvas{width:100%;height:100%;display:block}#flash{pointer-events:none;opacity:0;background:radial-gradient(circle,#ffc85a8c,#ff5a28bf);position:absolute;inset:0}#banner{text-align:center;letter-spacing:4px;text-shadow:0 3px 12px #0009;pointer-events:none;opacity:0;font-size:42px;font-weight:800;transition:opacity .2s;position:absolute;top:28%;left:0;right:0}#hud{pointer-events:none;padding:14px 18px;position:absolute;inset:0}.hud-top{align-items:center;gap:22px;display:flex}.hud-health{align-items:center;gap:8px;display:flex}.hud-health .label{color:#9fb3c8;font-size:13px;font-weight:700}.hud-health .bar{background:#0a0e1499;border-radius:6px;width:180px;height:12px;overflow:hidden}#hp-fill{background:#4cd964;width:100%;height:100%;transition:width .12s,background .12s}.hud-health .text{font-variant-numeric:tabular-nums;min-width:30px}.hud-item{background:#0a0e1499;border-radius:8px;padding:5px 12px;font-size:15px;font-weight:700}#fps{color:#5c7289;font-variant-numeric:tabular-nums;font-size:12px;position:absolute;bottom:10px;right:12px}#gameover{-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);background:#080c12d1;flex-direction:column;justify-content:center;align-items:center;gap:10px;display:flex;position:absolute;inset:0}#gameover[hidden]{display:none}#gameover h1{letter-spacing:2px;margin-bottom:8px;font-size:56px}#gameover .score{color:#ffd60a;font-size:26px;font-weight:800}#restart{color:#1a2330;cursor:pointer;pointer-events:auto;background:#ffd60a;border:none;border-radius:10px;margin-top:18px;padding:14px 42px;font-size:18px;font-weight:700}#restart:hover{background:#ffe35c}