:root{--green: #0f6e56;--green-light: #1d9e75;--green-dim: #e1f5ee;--green-dark: #085041;--amber: #ba7517;--bg: #f5f7f6;--surface: #ffffff;--border: #e6eae8;--text: #1a1a18;--text2: #6b6961;--text3: #9b9890;--radius: 12px}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px}a{color:var(--green);text-decoration:none}button{font-family:inherit;cursor:pointer}.layout{display:grid;grid-template-columns:220px 1fr;min-height:100vh}.sidebar{background:var(--surface);border-right:1px solid var(--border);padding:18px 12px;display:flex;flex-direction:column;gap:4px}.brand{font-weight:700;color:var(--green);font-size:16px;padding:6px 12px 16px;display:flex;align-items:center;gap:8px}.nav-link{padding:9px 12px;border-radius:9px;color:var(--text2);font-weight:500;display:flex;align-items:center;gap:8px}.nav-link:hover{background:var(--green-dim);color:var(--green-dark)}.nav-link.active{background:var(--green);color:#fff}.sidebar-foot{margin-top:auto;padding:8px 12px;font-size:12px;color:var(--text3)}.logout{background:none;border:1px solid var(--border);border-radius:8px;padding:6px 10px;color:var(--text2);width:100%;margin-top:6px}.main{padding:24px 28px;overflow:auto}.page-title{font-size:20px;font-weight:700;margin:0 0 18px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.grid{display:grid;gap:14px}.stat-row{grid-template-columns:repeat(4,1fr)}.stat{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.stat-label{font-size:12px;color:var(--text2);text-transform:uppercase;letter-spacing:.4px}.stat-value{font-size:26px;font-weight:700;margin-top:6px}table{width:100%;border-collapse:collapse;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:13px}th{background:var(--green-dim);color:var(--green-dark);font-weight:600;font-size:12px;text-transform:uppercase;letter-spacing:.3px}tr:last-child td{border-bottom:none}tr.clickable:hover{background:var(--green-dim);cursor:pointer}.badge{display:inline-block;font-size:11px;font-weight:600;padding:2px 9px;border-radius:100px}.badge-open{background:#fde8e8;color:#a12}.badge-in_progress{background:#fff3d6;color:#7a4d0e}.badge-waiting{background:#e6eefb;color:#234}.badge-resolved{background:var(--green-dim);color:var(--green-dark)}.badge-closed{background:#eee;color:#666}.badge-high{background:#fde8e8;color:#a12}.badge-medium{background:#fff3d6;color:#7a4d0e}.badge-low{background:#eef;color:#446}.filters{display:flex;gap:8px;margin-bottom:14px;flex-wrap:wrap}select,input,textarea{font-family:inherit;font-size:13px;padding:8px 10px;border:1px solid var(--border);border-radius:8px;background:var(--surface);outline:none}select:focus,input:focus,textarea:focus{border-color:var(--green)}.btn{background:var(--green);color:#fff;border:none;border-radius:8px;padding:8px 14px;font-weight:600}.btn-ghost{background:var(--surface);border:1px solid var(--border);color:var(--text)}.detail-grid{display:grid;grid-template-columns:1fr 340px;gap:18px;align-items:start}.transcript{display:flex;flex-direction:column;gap:8px;max-height:480px;overflow-y:auto}.t-msg{padding:8px 12px;border-radius:10px;font-size:13px;max-width:85%}.t-user{background:var(--green);color:#fff;align-self:flex-end}.t-assistant{background:var(--surface);border:1px solid var(--border);align-self:flex-start}.t-tool{background:#f0f0f5;color:#555;font-family:ui-monospace,monospace;font-size:12px;align-self:flex-start}.t-agent{background:#fff7e6;color:#7a4d0e;border:1px solid #f3d9a8;align-self:flex-end}.t-role{font-size:10px;text-transform:uppercase;opacity:.6;margin-bottom:2px}.event{padding:8px 0;border-bottom:1px solid var(--border);font-size:13px}.event-meta{font-size:11px;color:var(--text3)}.kv{display:flex;justify-content:space-between;padding:5px 0;font-size:13px;border-bottom:1px solid var(--border)}.kv span:first-child{color:var(--text2)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,var(--green),var(--green-light))}.login-card{background:#fff;border-radius:16px;padding:32px;width:340px;box-shadow:0 20px 60px #0003}.login-card h1{color:var(--green);font-size:20px;margin:0 0 4px}.login-card p{color:var(--text2);margin:0 0 20px;font-size:13px}.field{display:flex;flex-direction:column;gap:5px;margin-bottom:14px}.field label{font-size:12px;color:var(--text2);font-weight:600}.field input{width:100%}.error{color:#a12;font-size:13px;margin-bottom:10px}.hint{font-size:12px;color:var(--text3);margin-top:12px;text-align:center}.faq-editor{display:grid;gap:10px;margin-bottom:16px}.row2{display:grid;grid-template-columns:1fr 1fr;gap:10px}.muted{color:var(--text2);font-size:13px}