: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;margin:0;padding:0}html,body,#root{margin:0;min-height:100vh;overflow:hidden;background:#0a0a0a;color:#fafafa}.game-container{display:flex;flex-direction:column;align-items:center;justify-content:center;height:100vh;width:100vw;user-select:none;-webkit-user-select:none;touch-action:none}canvas{display:block;border-radius:8px;max-width:100vw;max-height:100vh}.overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;z-index:10}.overlay.interactive{pointer-events:auto;background:#0009;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px)}.overlay h1{font-size:2.5rem;font-weight:800;letter-spacing:-.03em;margin-bottom:.5rem;text-shadow:0 0 30px rgba(255,255,255,.3)}.overlay p{font-size:1.1rem;color:#ffffffb3;margin-bottom:1.5rem}.overlay .win-text{color:#4ade80}.overlay .lose-text{color:#f87171}.btn{font-family:inherit;font-size:1.1rem;font-weight:600;padding:.75rem 2rem;border:none;border-radius:.5rem;cursor:pointer;background:#6366f1;color:#fff;transition:background .2s,transform .1s}.btn:hover{background:#818cf8}.btn:active{transform:scale(.96)}.score-hud{position:absolute;top:1rem;left:50%;transform:translate(-50%);font-size:1.2rem;font-weight:700;color:#ffffffd9;z-index:5;pointer-events:none}