:root{--bg:#f6f7f9;--card:#fff;--line:#e3e6ea;--text:#1c1f23;--muted:#6b7280;--user:#eef2ff;--user-line:#c7d2fe;--bot:#f1f8f4;--bot-line:#bbf7d0}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica,Arial,sans-serif;font-size:15px;line-height:1.5}.topbar{background:#111827;color:#fff;padding:14px 24px}.brand{color:#fff;text-decoration:none;font-weight:600}.container{max-width:900px;margin:0 auto;padding:24px 16px 60px}h1{font-size:1.3rem;margin:0 0 16px}.muted{color:var(--muted)}table.list{width:100%;border-collapse:collapse;background:var(--card);border:1px solid var(--line);border-radius:10px;overflow:hidden}table.list td,table.list th{text-align:left;padding:10px 12px;border-bottom:1px solid var(--line);vertical-align:top}table.list th{background:#fafbfc;font-size:.8rem;text-transform:uppercase;letter-spacing:.03em;color:var(--muted)}table.list tr:last-child td{border-bottom:0}.tag{display:inline-block;font-size:.75rem;padding:1px 8px;border-radius:999px;border:1px solid var(--line);background:#fafbfc}.thread{display:flex;flex-direction:column;gap:12px;margin-top:12px}.msg{border:1px solid var(--line);border-radius:12px;padding:12px 14px;background:var(--card);max-width:88%}.msg.usuario{align-self:flex-start;background:var(--user);border-color:var(--user-line)}.msg.bot{align-self:flex-end;background:var(--bot);border-color:var(--bot-line)}.msg .meta{font-size:.78rem;color:var(--muted);margin-bottom:6px}.msg .cuerpo{white-space:pre-wrap;word-break:break-word}.msg .aviso{margin-top:8px;font-size:.78rem;color:#b91c1c}.sidebar{background:var(--card);border:1px solid var(--line);border-radius:10px;padding:12px 14px;margin-bottom:16px}.sidebar dt{font-size:.75rem;text-transform:uppercase;color:var(--muted)}.sidebar dd{margin:0 0 8px}.back{display:inline-block;margin-bottom:12px;color:#2563eb;text-decoration:none}