: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:#1a1a2e;color:#fafafa;overflow:hidden}#root{display:flex;align-items:center;justify-content:center;min-height:100vh}.game-container{position:relative;width:800px;height:500px;border-radius:12px;overflow:hidden;box-shadow:0 0 40px #00000080;border:2px solid rgba(255,255,255,.1)}canvas{display:block;width:100%;height:100%}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#000000b3;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);z-index:10}.overlay h1{font-size:2.5rem;margin:0 0 .5rem;letter-spacing:-.02em;text-shadow:0 2px 10px rgba(0,0,0,.5)}.overlay .subtitle{color:#ffffffb3;font-size:1rem;margin-bottom:1.5rem}.overlay .emoji-title{font-size:3.5rem;margin-bottom:.5rem}.btn{background:linear-gradient(135deg,#4ade80,#22c55e);color:#052e16;border:none;padding:.75rem 2rem;font-size:1.1rem;font-weight:700;border-radius:8px;cursor:pointer;letter-spacing:.02em;transition:transform .1s,box-shadow .1s;box-shadow:0 4px 15px #4ade804d}.btn:hover{transform:translateY(-2px);box-shadow:0 6px 20px #4ade8066}.btn:active{transform:translateY(0)}.controls-hint{margin-top:1.5rem;color:#ffffff73;font-size:.8rem;text-align:center;line-height:1.8}.game-over-score{font-size:1.4rem;color:#fbbf24;margin:.5rem 0 1.2rem;font-weight:600}.level-badge{position:absolute;top:12px;left:12px;background:#00000080;padding:4px 12px;border-radius:6px;font-size:.75rem;font-weight:600;color:#4ade80;z-index:5;pointer-events:none}.hud{position:absolute;top:12px;right:12px;display:flex;gap:12px;z-index:5;pointer-events:none}.hud-item{background:#00000080;padding:4px 12px;border-radius:6px;font-size:.8rem;font-weight:600}.hud-coins{color:#fbbf24}.hud-score{color:#4ade80}.hud-lives{color:#f87171}@media(max-width:820px){.game-container{width:100vw;height:62.5vw;max-height:100vh;border-radius:0;border:none}}