: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:#000;color:#fafafa}.game-shell{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:1rem;gap:.75rem}.game-header{display:flex;align-items:center;justify-content:space-between;width:504px;max-width:100%;padding:0 .25rem}.game-score{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:1.25rem;font-weight:700;color:#fff;letter-spacing:.05em}.game-lives{display:flex;gap:.5rem}.life-dot{display:block;width:18px;height:18px;background:#ff0;border-radius:50%;clip-path:polygon(100% 50%,50% 50%,25% 0%,0% 0%,0% 100%,25% 100%)}.game-canvas{border:2px solid #222;border-radius:4px;image-rendering:pixelated;max-width:100%;height:auto}.game-hint{margin:0;color:#ffffff80;font-size:.85rem;text-align:center}.game-restart{margin-top:.25rem;padding:.5rem 1.5rem;font-size:1rem;font-weight:600;color:#000;background:#ff0;border:none;border-radius:4px;cursor:pointer;transition:background .15s}.game-restart:hover{background:#ffe000}