:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.game-container{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:100vh;padding:1rem;gap:1rem}.game-header{text-align:center}.game-header h1{margin:0;font-size:2rem;font-weight:700;letter-spacing:-.03em;background:linear-gradient(135deg,#f59e0b,#ef4444);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.game-header p{margin:.25rem 0 0;color:#ffffff80;font-size:.85rem}.game-hud{display:flex;gap:2rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1rem}.hud-item{display:flex;align-items:center;gap:.5rem}.hud-label{color:#ffffff73;font-size:.75rem;text-transform:uppercase;letter-spacing:.1em}.hud-value{font-weight:600;font-size:1.2rem}.score-value{color:#f59e0b}.lives-value{color:#ef4444}.level-value{color:#3b82f6}.game-canvas-wrap{position:relative;border:2px solid rgba(255,255,255,.1);border-radius:.75rem;overflow:hidden;background:#111}.game-canvas-wrap canvas{display:block}.game-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000000bf;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);gap:1rem;z-index:10}.game-overlay h2{margin:0;font-size:2rem;font-weight:700}.game-overlay p{margin:0;color:#fff9;font-size:1rem}.game-overlay .final-score{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.5rem;color:#f59e0b;font-weight:700}.play-btn{padding:.75rem 2rem;font-size:1rem;font-weight:600;border:none;border-radius:.5rem;cursor:pointer;background:linear-gradient(135deg,#f59e0b,#ef4444);color:#000;transition:transform .15s,box-shadow .15s}.play-btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #f59e0b4d}.game-controls{display:flex;gap:.5rem;color:#ffffff59;font-size:.8rem}.key{display:inline-block;padding:.15rem .45rem;border:1px solid rgba(255,255,255,.2);border-radius:.25rem;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.75rem;background:#ffffff0d}