:root{--ink:#0b1220;--bg:#f7f8fa;--card:#fff;--line:#e4e8ee;--muted:#5b6577;--accent:#4f46e5;--emerald:#059669;--red:#dc2626;--amber:#d97706}*{box-sizing:border-box}body,html{margin:0;padding:0}body{background:var(--bg);color:var(--ink);font:15px/1.5 ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Inter,sans-serif;-webkit-font-smoothing:antialiased}.tabnum{font-feature-settings:"tnum";font-variant-numeric:tabular-nums}.topbar{display:flex;align-items:center;gap:12px;padding:12px 20px;background:var(--card);border-bottom:1px solid var(--line)}.brand{font-weight:700;font-size:18px;letter-spacing:-.02em}.brand b{color:var(--accent)}.subtitle{color:var(--muted);font-size:13px}.spacer{flex:1 1}.chip{font-size:12px;padding:3px 9px;border-radius:999px;border:1px solid var(--line);background:#fff;color:var(--muted);white-space:nowrap}.chip.ok{color:var(--emerald);border-color:#b6e6d4;background:#ecfdf5}.layout{display:grid;grid-template-columns:1fr 1fr;grid-gap:16px;gap:16px;padding:16px;max-width:1280px;margin:0 auto}@media (max-width:900px){.layout{grid-template-columns:1fr}}.panel{background:var(--card);border:1px solid var(--line);border-radius:12px;display:flex;flex-direction:column;min-height:72vh;overflow:hidden}.panel-head{padding:12px 16px;border-bottom:1px solid var(--line);display:flex;align-items:center;gap:10px}.panel-head h2{font-size:14px;margin:0}.thread{flex:1 1;overflow-y:auto;padding:16px;display:flex;flex-direction:column;gap:12px}.msg{max-width:85%;padding:10px 13px;border-radius:12px;white-space:pre-wrap}.msg.assistant{background:#f1f3f8;align-self:flex-start;border-bottom-left-radius:4px}.msg.user{background:var(--accent);color:#fff;align-self:flex-end;border-bottom-right-radius:4px}.budget{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--muted)}.dot{width:8px;height:8px;border-radius:999px;background:var(--line)}.dot.used{background:var(--accent)}.composer{display:flex;gap:8px;padding:12px;border-top:1px solid var(--line)}.composer input{flex:1 1;padding:10px 12px;border:1px solid var(--line);border-radius:8px;font:inherit}.composer input:focus{outline:2px solid var(--accent);outline-offset:0;border-color:var(--accent)}button{font:inherit;cursor:pointer;border:0;border-radius:8px;padding:10px 14px;background:var(--accent);color:#fff;font-weight:600}button.ghost{background:#fff;color:var(--accent);border:1px solid var(--accent)}button:disabled{opacity:.5;cursor:default}.empty{margin:auto;text-align:center;color:var(--muted);max-width:360px}.empty h3{color:var(--ink);margin-bottom:6px}.tabs{display:flex;gap:4px}.tab{font-size:13px;padding:5px 10px;border-radius:7px;background:transparent;color:var(--muted);font-weight:600}.tab.active{background:#eef0fb;color:var(--accent)}.formbody{flex:1 1;overflow-y:auto;padding:16px}.hero{border-radius:12px;padding:18px;text-align:center;margin-bottom:16px}.hero.refund{background:#ecfdf5;border:1px solid #b6e6d4}.hero.owed{background:#fef2f2;border:1px solid #f5c2c2}.hero .amt{font-size:38px;font-weight:800;letter-spacing:-.02em}.hero.refund .amt{color:var(--emerald)}.hero.owed .amt{color:var(--red)}.hero .lbl{color:var(--muted);font-size:13px}.line{display:flex;justify-content:space-between;padding:9px 4px;border-bottom:1px solid var(--line)}.line .ln{color:var(--muted);font-size:12px;width:42px}.line .desc{flex:1 1}.line .val{font-weight:600}.dl{display:block;text-align:center;margin-top:16px;background:var(--ink);color:#fff;border-radius:10px;text-decoration:none;font-weight:700}.dl,.trail{padding:12px}.trail{flex:1 1;overflow-y:auto;background:#0b1220}.ev{display:flex;gap:10px;padding:7px 8px;border-radius:8px;margin-bottom:4px;font-size:13px;color:#d6dbe6}.ev .k{width:64px;font-size:10px;text-transform:uppercase;letter-spacing:.06em;padding-top:2px}.ev.model .k{color:#a5b4fc}.ev.tool .k{color:#7dd3fc}.ev.guardrail .k{color:#6ee7b7}.ev.info .k{color:#94a3b8}.ev .body{flex:1 1}.ev .lab{font-weight:600;color:#f1f5f9}.ev .det{color:#8b93a7;font-size:12px;word-break:break-word}.ev .ms{color:#64748b;font-size:11px}.ev.blocked .lab{color:#fca5a5}.run{color:#fbbf24}.note{font-size:11px;color:var(--muted);padding:8px 16px}