:root{--bg: #12100d;--panel: #211d17;--line: #3a342a;--ink: #f4efe6;--dim: #b8ab94;--accent: #c0843a;--hot: #e0654a;--cold: #5aa9d6;--ok: #7ad98a;--bad: #e0654a}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#221b13,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:600px;padding:12px 12px 26px}header{text-align:center;margin-bottom:6px}h1{margin:0;font-size:26px;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:9px 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:#221604}.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)}.status{text-align:center;min-height:20px;margin:6px 0;color:var(--dim);font-size:13px;font-weight:600}.stage{position:relative;display:flex;justify-content:center}canvas{width:100%;max-width:520px;height:auto;display:block;border-radius:8px;background:#0d0b08;box-shadow:0 12px 34px #0000008c;touch-action:none}.controls{display:flex;flex-direction:column;gap:10px;margin:12px auto 0;max-width:520px}.slider-row{display:flex;align-items:center;gap:10px}.slider-row label{color:var(--dim);font-size:13px;font-weight:600;min-width:110px}.slider-row input[type=range]{flex:1;accent-color:var(--accent)}.slider-row .val{min-width:54px;text-align:right;color:var(--ink);font:700 13px ui-monospace,monospace}.meters{display:flex;gap:8px;flex-wrap:wrap;justify-content:center}.meter{flex:1 1 130px;background:var(--panel);border:1px solid var(--line);border-radius:10px;padding:8px 10px;text-align:center}.meter .k{color:var(--dim);font-size:11px;text-transform:uppercase;letter-spacing:1px}.meter .v{color:var(--ink);font:800 18px ui-monospace,monospace;margin-top:2px}.meter.cap .v{color:var(--accent)}.actions{display:flex;gap:8px;justify-content:center;margin-top:4px}.overlay{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:#080604b8;border-radius:8px;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:360px}.card h2{margin:0 0 6px;font-size:24px;color:var(--accent)}.card p{margin:6px 0;color:var(--dim);font-size:14px}.card b{color:var(--ink)}.card .row{display:flex;gap:8px;justify-content:center;margin-top:14px}.hint{text-align:center;color:var(--dim);font-size:12px;margin-top:10px}