:root{font-family:system-ui,Avenir,Helvetica,Arial,sans-serif;line-height:1.5;font-weight:400;color-scheme:light dark;color:#ffffffde;background-color:#0f0f0f;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;display:flex;place-items:center;min-width:320px;min-height:100vh;background:#0f0f0f}#app{margin:0 auto;padding:1rem;text-align:center;width:100%}#game-container{display:flex;flex-direction:column;align-items:center;gap:1rem}#game-ui{display:flex;gap:2rem;font-size:1.2em;font-weight:700;color:#fff}#score,#lives{background:#ffffff1a;padding:.5rem 1rem;border-radius:8px;border:2px solid #4CAF50}#game-canvas{border:3px solid #4CAF50;border-radius:8px;background:#1a1a1a;box-shadow:0 0 20px #4caf504d}#instructions{color:#888;font-size:.9em;max-width:400px}#instructions p{margin:.25rem 0}@media (max-width: 900px){#game-canvas{width:90vw;height:auto}#game-ui{flex-direction:column;gap:.5rem}}