: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}.shell{min-height:100vh;display:grid;place-items:center;padding:1.5rem}.game-container{display:flex;flex-direction:column;align-items:center;gap:1rem}.game-header{display:flex;align-items:center;justify-content:space-between;width:100%;max-width:400px}.game-header h1{margin:0;font-size:1.5rem;font-weight:700;letter-spacing:-.02em;color:#4ade80}.scores{display:flex;gap:1rem}.score{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.85rem;color:#ffffffb3}.score.high{color:#fbbf24}.game-canvas{border:1px solid rgba(255,255,255,.12);border-radius:.5rem;display:block;max-width:100%;height:auto}.game-controls{text-align:center}.hint{margin:0;font-size:.8rem;color:#fff6}