:root{color:#253a30;background:#f4f0e5;font-family:system-ui,sans-serif}body{margin:0}main{max-width:960px;margin:40px auto;padding:0 24px}h1{letter-spacing:-1.5px;margin:12px 0;font-size:clamp(26px,5vw,46px)}main>p:first-child{letter-spacing:2px;color:#617561;font-size:12px;font-weight:750}#game{aspect-ratio:16/9;border-radius:18px;width:100%;margin-top:28px;overflow:hidden}canvas{touch-action:none;display:block}.controls{gap:12px;margin:20px 0;display:flex}button{font:inherit;color:#253a30;cursor:pointer;background:#fffdf5;border:1px solid #506e59;border-radius:8px;padding:12px 20px;font-weight:600}button:first-child{color:#fff;background:#294c38}button:focus-visible{outline-offset:3px;outline:3px solid #c28516}output{font-variant-numeric:tabular-nums;font-size:14px;display:block}.note{color:#627164;margin-top:24px;font-size:12px}@media (max-width:600px){main{margin:24px auto;padding:0 12px}#game{border-radius:10px}}#hint{color:#245e46;min-height:1.5em;margin-top:12px;font-weight:650}