:root{--bg: #16110c;--panel: #241a12;--line: #3a2a1c;--ink: #f0e6d8;--dim: #b69b7e;--accent: #d98b3a;--white: #f2ead8;--black: #1c1a18;--good: #6fcf73}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(1100px 640px at 50% -8%,#241a11,var(--bg));color:var(--ink);font-family:system-ui,-apple-system,Segoe UI,sans-serif;display:flex;justify-content:center;-webkit-user-select:none;user-select:none}#app{width:100%;max-width:900px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:28px;letter-spacing:3px;font-weight:800;color:var(--accent)}.sub{margin:2px 0 0;color:var(--dim);font-size:13px}.bar{display:flex;gap:8px;justify-content:center;flex-wrap:wrap;align-items:center;margin:10px 0}.seg{display:inline-flex;background:var(--panel);border:1px solid var(--line);border-radius:999px;overflow:hidden}.seg button{background:none;border:none;color:var(--dim);padding:7px 14px;font:600 13px system-ui;cursor:pointer}.seg button.active{background:var(--accent);color:#1a1106}.btn{background:var(--panel);border:1px solid var(--line);color:var(--ink);padding:8px 16px;border-radius:999px;font:700 14px system-ui;cursor:pointer}.btn:hover:not(:disabled){border-color:var(--accent)}.btn:disabled{opacity:.4;cursor:default}.btn.primary{background:var(--accent);color:#1a1106;border-color:var(--accent)}.status{text-align:center;min-height:22px;margin:6px 0;font-weight:600}.status .turn-w{color:var(--white)}.status .turn-b{color:#e2b07a}.stage{position:relative}canvas{width:100%;height:auto;display:block;border-radius:10px;box-shadow:0 12px 36px #0000008c;touch-action:none}.controls{display:flex;gap:8px;justify-content:center;margin-top:10px;flex-wrap:wrap}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#0a0704bd;border-radius:10px;backdrop-filter:blur(3px)}.overlay.hidden{display:none}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:22px 26px;text-align:center;max-width:400px}.card h2{margin:0 0 6px;font-size:22px}.card p{margin:6px 0;color:var(--dim);font-size:14px}.card .row{display:flex;gap:8px;justify-content:center;margin-top:14px;flex-wrap:wrap}.hint{text-align:center;color:var(--dim);font-size:12.5px;margin-top:8px}