:root{--bg: #0d1419;--panel: #15212a;--line: #243744;--ink: #eef5f9;--dim: #8fa6b4;--accent: #4a9cc0;--good: #4ec9a0;--warn: #d6a44a;--hot: #d65a5a;--calm: #4a9cc0}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#14242e,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:540px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:28px;letter-spacing:6px;font-weight:800;color:var(--accent)}.sub{margin:3px 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:6px 13px;font:600 13px system-ui;cursor:pointer}.seg button.active{background:var(--accent);color:#052028}.btn{background:var(--panel);border:1px solid var(--line);color:var(--ink);padding:7px 14px;border-radius:999px;font:700 13px system-ui;cursor:pointer}.btn:hover{border-color:var(--accent)}.btn.primary{background:var(--accent);color:#052028;border-color:var(--accent)}.scoreboard{display:flex;gap:10px;justify-content:center;margin:8px 0}.readout{background:#09110f;border:1px solid var(--line);border-radius:8px;padding:5px 16px;font:800 18px ui-monospace,monospace;color:var(--accent);min-width:80px;text-align:center}.readout span{color:var(--dim);font-size:11px;display:block;font-weight:600;letter-spacing:.5px}.stage{position:relative}.scene{background:var(--panel);border:1px solid var(--line);border-radius:14px;padding:16px 18px;text-align:center}.scene .title{font-size:18px;font-weight:800;color:var(--ink);margin:0 0 6px}.scene .text{font-size:14px;color:var(--dim);margin:0;line-height:1.5}.meter-wrap{margin:16px 0 6px}.meter-label{display:flex;justify-content:space-between;font-size:12px;color:var(--dim);margin-bottom:4px;font-weight:600}.meter{height:16px;background:#0a1015;border:1px solid var(--line);border-radius:999px;overflow:hidden}.meter-fill{height:100%;width:0%;border-radius:999px;transition:width .35s ease,background .35s ease}.wheel{display:grid;grid-template-columns:repeat(3,1fr);gap:8px;margin:16px 0 4px}.move{position:relative;background:var(--panel);border:1px solid var(--line);border-radius:12px;padding:12px 8px 10px;text-align:center;cursor:pointer;color:var(--ink);font:inherit;overflow:hidden}.move:hover:not(:disabled){border-color:var(--accent)}.move:disabled{cursor:not-allowed;opacity:.55}.move .mname{font-weight:800;font-size:14px}.move .mblurb{font-size:11px;color:var(--dim);margin-top:4px;line-height:1.35;min-height:28px}.move .cdtag{position:absolute;top:6px;right:8px;font:800 11px ui-monospace,monospace;color:var(--warn)}.move.ready .cdtag{color:var(--good)}.move.cooling{background:#101a20}.move.cooling .mname{color:var(--dim)}.feedback{text-align:center;min-height:22px;margin:10px 0 0;font-size:14px;font-weight:600}.feedback.good{color:var(--good)}.feedback.bad{color:var(--hot)}.feedback.neutral{color:var(--dim)}.overlay{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;background:#070c0fd1;backdrop-filter:blur(3px);z-index:10}.overlay.hidden{display:none}.card{background:var(--panel);border:1px solid var(--line);border-radius:16px;padding:24px 26px;text-align:center;max-width:340px}.card h2{margin:0 0 6px;font-size:24px;color:var(--good)}.card p{margin:8px 0;color:var(--dim);font-size:14px;line-height:1.5}.card .lesson{color:var(--accent);font-weight:700}.card .row{display:flex;gap:8px;justify-content:center;margin-top:16px}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:16px;line-height:1.5}