:root{--bg: #f4f6f8;--panel: #ffffff;--border: #dfe4ea;--text: #1c2530;--muted: #6b7787;--primary: #1f4e79;--primary-dark: #16395a;--danger: #b3261e;--ok: #1e7d45;--warn: #a06a00;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-size:15px}a{color:var(--primary)}.layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--primary);color:#fff;padding:20px 16px;display:flex;flex-direction:column;gap:6px}.sidebar h1{font-size:17px;margin:0 0 18px}.sidebar a{color:#dce6f2;text-decoration:none;padding:9px 11px;border-radius:6px;font-size:14px}.sidebar a.active,.sidebar a:hover{background:#ffffff26;color:#fff}.sidebar .spacer{flex:1}.sidebar .user{font-size:12px;color:#c3d3e6;border-top:1px solid rgba(255,255,255,.2);padding-top:12px}.content{flex:1;padding:26px 30px;max-width:1100px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;gap:12px}h2{margin:0;font-size:21px}.card{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:18px;margin-bottom:16px}table{width:100%;border-collapse:collapse;background:var(--panel);border:1px solid var(--border);border-radius:8px;overflow:hidden}th,td{text-align:left;padding:10px 12px;border-bottom:1px solid var(--border);font-size:14px}th{background:#eef1f5;font-weight:600;color:var(--muted);text-transform:uppercase;font-size:11px;letter-spacing:.04em}tr:last-child td{border-bottom:none}td.num{text-align:right;font-variant-numeric:tabular-nums}button,.btn{background:var(--primary);color:#fff;border:none;border-radius:6px;padding:8px 14px;font-size:14px;cursor:pointer;text-decoration:none;display:inline-block}button:hover{background:var(--primary-dark)}button:disabled{opacity:.55;cursor:not-allowed}button.secondary,.btn.secondary{background:#fff;color:var(--primary);border:1px solid var(--border)}button.danger{background:var(--danger)}button.small{padding:5px 10px;font-size:13px}label{display:block;margin-bottom:12px;font-size:13px;color:var(--muted)}input,textarea,select{width:100%;padding:8px 10px;border:1px solid var(--border);border-radius:6px;font-size:14px;font-family:inherit;margin-top:4px;background:#fff;color:var(--text)}textarea{min-height:160px;resize:vertical}.row{display:flex;gap:16px;flex-wrap:wrap}.row>*{flex:1;min-width:180px}.checkbox{display:flex;align-items:center;gap:8px;margin-bottom:12px}.checkbox input{width:auto;margin:0}.badge{display:inline-block;padding:2px 9px;border-radius:11px;font-size:12px;font-weight:600}.badge.ready,.badge.on{background:#e2f4e9;color:var(--ok)}.badge.error,.badge.off{background:#fbe6e5;color:var(--danger)}.badge.pending,.badge.processing{background:#fdf1dc;color:var(--warn)}.alert{padding:10px 14px;border-radius:6px;margin-bottom:14px;font-size:14px}.alert.error{background:#fbe6e5;color:var(--danger)}.alert.ok{background:#e2f4e9;color:var(--ok)}.dropzone{border:2px dashed var(--border);border-radius:8px;padding:34px;text-align:center;color:var(--muted);background:#fafbfc;cursor:pointer}.dropzone.dragging{border-color:var(--primary);background:#eaf1f8;color:var(--primary)}.muted{color:var(--muted);font-size:13px}.login-page{display:flex;align-items:center;justify-content:center;min-height:100vh}.login-page .card{width:340px}code,pre{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12.5px}pre{background:#f2f4f7;padding:12px;border-radius:6px;overflow-x:auto}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:12px;margin-bottom:16px}.stat{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:14px}.stat .value{font-size:23px;font-weight:600;font-variant-numeric:tabular-nums}.stat .label{font-size:12px;color:var(--muted);text-transform:uppercase;letter-spacing:.04em}.chat-log{max-height:400px;overflow-y:auto}.chat-log .msg{padding:8px 12px;border-radius:8px;margin-bottom:8px;white-space:pre-wrap}.chat-log .msg.user{background:#eaf1f8}.chat-log .msg.assistant{background:#f2f4f7}