:root{--fg:#1a1a1a;--muted:#666;--line:#e5e5e5;--bg:#fafafa;--accent:#2b6cb0}*{box-sizing:border-box}body{margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;color:var(--fg);background:var(--bg)}a{color:var(--accent);text-decoration:none}a:hover{text-decoration:underline}.wrap{max-width:920px;margin:0 auto;padding:32px 20px}h1{font-size:22px;margin:0 0 4px}.sub{color:var(--muted);margin:0 0 24px;font-size:14px}table{width:100%;border-collapse:collapse;background:#fff;border:1px solid var(--line);border-radius:8px;overflow:hidden}td,th{text-align:left;padding:10px 14px;border-bottom:1px solid var(--line);font-size:14px}th{background:#f3f3f3;font-weight:600}tr:last-child td{border-bottom:none}.badge{display:inline-block;padding:2px 8px;border-radius:999px;font-size:12px;background:#eef2ff;color:#3730a3}.card{background:#fff;border:1px solid var(--line);border-radius:8px;padding:18px;margin-bottom:16px}.msg-user{color:#1a1a1a}.msg-agent{color:var(--accent)}.turn{padding:6px 0;border-bottom:1px dashed var(--line);font-size:14px}.role{font-weight:600;margin-right:6px}.back{font-size:14px;display:inline-block;margin-bottom:16px}