:root{font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;color:#583c20;background:#fff5df;color-scheme:light}*{box-sizing:border-box}body{margin:0;padding:max(12px,env(safe-area-inset-top)) max(10px,env(safe-area-inset-right)) max(12px,env(safe-area-inset-bottom)) max(10px,env(safe-area-inset-left));min-height:100svh;background:radial-gradient(ellipse at 50% 0,#fff1c3,#fff9eb 70%)}main{max-width:840px;margin:auto}header{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}h1{margin:0;font-size:clamp(20px,4vw,28px);font-weight:750}button,a{font:inherit}button{min-height:44px;padding:8px 12px;border:1px solid #d7ba83;border-radius:12px;background:#fffaf0;color:inherit;cursor:pointer;touch-action:none;user-select:none}button:active,button[data-held=true]{background:#f9d384;transform:translateY(1px)}button:disabled{opacity:.55;cursor:progress}[hidden]{display:none!important}.stage{position:relative;width:100%;aspect-ratio:4/3;margin:auto;background:#fff;box-shadow:0 10px 32px #8c652822;border-radius:8px;overflow:hidden}canvas{display:block;width:100%;height:100%;touch-action:none;outline-offset:3px}#loading{position:absolute;inset:0;display:grid;place-items:center;margin:0;background:#fff8e7;padding:20px}#touch-controls{display:grid;grid-template-columns:repeat(8,minmax(0,1fr));gap:5px;margin:12px 0 8px}#touch-controls button{padding:7px 2px;font-size:14px;font-weight:650}#touch-controls .red{border-color:#d99a8b;color:#a24036}#touch-controls .blue{border-color:#83b3d3;color:#21618e}#touch-controls .orange{border-color:#d9a662;color:#8e5e18}#touch-controls .green{border-color:#9dbf71;color:#52782c}.actions{display:flex;justify-content:center;align-items:center;gap:8px;flex-wrap:wrap;min-height:44px}.actions p{margin:0;font-size:14px}.hint,nav,footer{text-align:center;font-size:13px;line-height:1.6}.hint{color:#826540;margin:7px 0}nav{display:flex;justify-content:center;gap:20px;margin:8px 0}a{color:#70512f;text-underline-offset:3px}footer{font-size:11px;color:#927957;margin-top:8px}@media(max-width:520px){body{padding-left:8px;padding-right:8px}#touch-controls{grid-template-columns:repeat(4,minmax(0,1fr))}header{margin-bottom:8px}.hint{font-size:12px}}@media (max-height:450px) and (orientation:landscape){body{padding-top:5px;padding-bottom:5px}header{margin-bottom:5px}h1{font-size:18px}header button{min-height:30px;padding:4px 8px}.stage{max-width:calc((100svh - 150px)*4/3)}#touch-controls{margin:7px auto 5px;max-width:720px}#touch-controls button{min-height:34px;padding:4px 2px}.actions{min-height:30px}.actions button{min-height:30px;padding:4px 8px}.hint,nav,footer{display:none}}