: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{min-height:100vh;display:grid;place-items:center;padding:1rem;background:radial-gradient(ellipse at center,#1a1a2e,#0a0a0a)}.game-wrapper{position:relative;width:100%;max-width:800px}.game-header{display:flex;justify-content:space-between;align-items:center;padding:.75rem 1rem;background:#ffffff0d;border:1px solid rgba(255,255,255,.1);border-bottom:none;border-radius:.75rem .75rem 0 0}.score-display{font-size:1.25rem;font-weight:700;letter-spacing:.02em;color:gold;text-shadow:0 0 10px rgba(255,215,0,.4)}.lives-display{font-size:1.25rem;letter-spacing:.1em}.game-canvas{width:100%;height:auto;display:block;border:1px solid rgba(255,255,255,.1);border-radius:0 0 .75rem .75rem;cursor:crosshair;touch-action:none;user-select:none;-webkit-user-select:none}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000c;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);border-radius:.75rem;z-index:10;gap:2rem}.title-section{text-align:center}.overlay h1{margin:0;font-size:3rem;font-weight:800;letter-spacing:-.03em;background:linear-gradient(135deg,gold,#ff6b35,#e74c3c);-webkit-background-clip:text;-webkit-text-fill-color:transparent;background-clip:text}.subtitle{margin:.5rem 0 0;color:#fff9;font-size:1.1rem}.final-score{margin:.5rem 0 0;color:gold;font-size:1.5rem;font-weight:600}.start-btn{padding:.85rem 2.5rem;font-size:1.1rem;font-weight:700;letter-spacing:.04em;color:#000;background:linear-gradient(135deg,gold,#ff6b35);border:none;border-radius:2rem;cursor:pointer;transition:transform .15s,box-shadow .15s;box-shadow:0 4px 20px #ffd7004d}.start-btn:hover{transform:scale(1.05);box-shadow:0 6px 30px #ffd70080}.start-btn:active{transform:scale(.97)}