:root{--bg: #0e1116;--panel: #181d25;--line: #2a323d;--ink: #eef3f7;--dim: #93a4b3;--accent: #c0843a;--bad: #5a1f26;--good: #1f3d3a}*{box-sizing:border-box}html,body{margin:0;height:100%}body{background:radial-gradient(900px 560px at 50% -8%,#1a212b,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:560px;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;text-transform:capitalize}.seg button.active{background:var(--accent);color:#1a1206}.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;color:var(--dim);font-size:14px;margin:4px 0 8px;font-variant-numeric:tabular-nums}.track{display:block;width:100%;max-width:560px;height:auto;background:var(--panel);border:1px solid var(--line);border-radius:12px}.ops{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin:12px 0}.op{background:var(--panel);border:2px solid var(--line);color:var(--ink);padding:12px 0;border-radius:10px;font:800 18px system-ui;cursor:pointer}.op:hover:not(:disabled){filter:brightness(1.3)}.op:disabled{opacity:.32;cursor:not-allowed}.op.dim{opacity:.28}.readout{display:flex;flex-wrap:wrap;gap:6px;align-items:center;justify-content:center;min-height:30px;margin:6px 0}.rlabel{color:var(--dim);font-size:14px;font-variant-numeric:tabular-nums}.tok{display:inline-flex;align-items:center;justify-content:center;min-width:26px;height:26px;padding:0 6px;border-radius:7px;background:#2a3744;color:#0e1116;font:800 14px system-ui}.tok.ghost{background:transparent;border:2px solid var(--dim)}.banner{text-align:center;margin:10px 0 0;min-height:22px;padding:8px 10px;border-radius:10px;font-size:14px;color:var(--ink);background:transparent;opacity:0;transition:opacity .15s}.banner.show{background:var(--good);opacity:1}.banner strong{color:var(--accent)}