: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;padding:0;min-height:100vh;background:#0a0a0a;color:#fafafa}.app{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem;background:linear-gradient(135deg,#0a1628,#0d2137,#0a1628)}.game-wrapper{position:relative;display:flex;flex-direction:column;align-items:center;gap:.75rem}.game-canvas{border:2px solid rgba(52,152,219,.4);border-radius:12px;box-shadow:0 0 30px #3498db26,0 8px 32px #0006;max-width:100%;height:auto;image-rendering:auto;cursor:pointer}.game-canvas:focus{outline:none;border-color:#3498dbb3}.mobile-hint{color:#fff6;font-size:.75rem;text-align:center}@media(max-width:840px){.game-canvas{width:100%;max-width:100vw}}@media(max-height:560px){.app{padding:.25rem}.game-canvas{max-height:95vh;width:auto}}