:root{--bg: #f1f5f9;--surface: #ffffff;--border: #e2e8f0;--primary: #1d4ed8;--primary-hover: #1e40af;--primary-light: #eff6ff;--text: #0f172a;--text-muted: #64748b;--danger: #dc2626;--success: #16a34a;--warning: #d97706;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.1), 0 1px 2px rgba(0,0,0,.06);--nav-width: 200px}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text);font-size:14px;line-height:1.6}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.layout{display:flex;min-height:100vh}.sidebar{width:var(--nav-width);background:#1e293b;color:#cbd5e1;display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;padding:0;z-index:100}.sidebar-brand{padding:20px 16px 16px;border-bottom:1px solid #334155}.sidebar-brand h1{font-size:13px;font-weight:700;color:#f1f5f9;line-height:1.3;letter-spacing:.02em;text-transform:uppercase}.sidebar-brand p{font-size:11px;color:#64748b;margin-top:2px}.sidebar-nav{flex:1;padding:12px 8px}.nav-link{display:flex;align-items:center;gap:10px;padding:9px 10px;border-radius:6px;color:#94a3b8;font-size:13px;font-weight:500;transition:background .15s,color .15s;cursor:pointer;text-decoration:none;margin-bottom:2px}.nav-link:hover{background:#334155;color:#f1f5f9;text-decoration:none}.nav-link.active{background:#1d4ed8;color:#fff}.nav-icon{font-size:16px;width:20px;text-align:center}.sidebar-footer{padding:12px 8px;border-top:1px solid #334155}.logout-btn{display:flex;align-items:center;gap:10px;padding:8px 10px;border-radius:6px;color:#64748b;font-size:12px;cursor:pointer;background:none;border:none;width:100%;text-align:left;transition:color .15s}.logout-btn:hover{color:#f1f5f9}.main{margin-left:var(--nav-width);flex:1;min-height:100vh}.page{padding:28px 32px;max-width:1100px}.page-title{font-size:20px;font-weight:700;color:var(--text);margin-bottom:20px}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px;margin-bottom:20px}.card-title{font-size:13px;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:14px}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:13px;font-weight:600;cursor:pointer;border:none;transition:background .15s,opacity .15s}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover:not(:disabled){background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover:not(:disabled){background:#b91c1c}.btn-sm{padding:5px 10px;font-size:12px}.form-group{margin-bottom:16px}.form-label{display:block;font-size:13px;font-weight:600;margin-bottom:5px}.form-input{width:100%;padding:9px 12px;border:1px solid var(--border);border-radius:6px;font-size:14px;outline:none;transition:border-color .15s}.form-input:focus{border-color:var(--primary)}textarea.form-input{resize:vertical;min-height:80px;font-family:inherit}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:40px 20px;text-align:center;cursor:pointer;transition:border-color .2s,background .2s}.dropzone:hover,.dropzone.drag-over{border-color:var(--primary);background:var(--primary-light)}.dropzone-icon{font-size:36px;margin-bottom:10px}.dropzone-text{font-size:14px;color:var(--text-muted)}.dropzone-text strong{color:var(--primary)}.dropzone-hint{font-size:12px;color:var(--text-muted);margin-top:6px}.progress-wrap{background:var(--border);border-radius:99px;height:8px;overflow:hidden;margin:8px 0}.progress-bar{height:100%;background:var(--primary);border-radius:99px;transition:width .4s ease}.progress-label{display:flex;justify-content:space-between;font-size:12px;color:var(--text-muted);margin-bottom:4px}.badge{display:inline-block;padding:2px 8px;border-radius:99px;font-size:11px;font-weight:600}.badge-completed{background:#dcfce7;color:#15803d}.badge-ingesting,.badge-running{background:#dbeafe;color:#1d4ed8}.badge-failed{background:#fee2e2;color:#b91c1c}.badge-uploaded,.badge-pending{background:#f1f5f9;color:#475569}.table{width:100%;border-collapse:collapse;font-size:13px}.table th{text-align:left;padding:8px 12px;background:var(--bg);border-bottom:2px solid var(--border);font-weight:700;color:var(--text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.05em}.table td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:middle}.table tr:last-child td{border-bottom:none}.table tr:hover td{background:var(--bg)}.login-wrap{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg)}.login-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:36px 40px;width:360px}.login-logo{text-align:center;margin-bottom:28px}.login-logo h1{font-size:18px;font-weight:800;color:var(--text)}.login-logo p{font-size:12px;color:var(--text-muted);margin-top:4px}.wiki-layout{display:flex;gap:0;height:calc(100vh + -0px);overflow:hidden}.wiki-sidebar{width:220px;flex-shrink:0;border-right:1px solid var(--border);background:var(--surface);display:flex;flex-direction:column;overflow:hidden}.wiki-sidebar-tabs{display:flex;border-bottom:1px solid var(--border);flex-shrink:0}.wiki-tab{flex:1;padding:8px 4px;font-size:11px;font-weight:600;text-align:center;cursor:pointer;border:none;background:none;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;transition:color .15s,background .15s}.wiki-tab.active{color:var(--primary);border-bottom:2px solid var(--primary)}.wiki-tab:hover{background:var(--bg);color:var(--text)}.wiki-page-list{flex:1;overflow-y:auto;padding:8px}.wiki-page-item{display:block;padding:7px 10px;border-radius:5px;font-size:13px;color:var(--text);cursor:pointer;transition:background .1s;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.wiki-page-item:hover{background:var(--bg)}.wiki-page-item.active{background:var(--primary-light);color:var(--primary);font-weight:600}.wiki-content{flex:1;overflow-y:auto;padding:28px 36px}.markdown h1{font-size:22px;font-weight:800;margin:0 0 16px}.markdown h2{font-size:17px;font-weight:700;margin:24px 0 10px;padding-bottom:6px;border-bottom:1px solid var(--border)}.markdown h3{font-size:14px;font-weight:700;margin:18px 0 8px}.markdown p{margin:0 0 12px}.markdown ul,.markdown ol{margin:0 0 12px 20px}.markdown li{margin-bottom:4px}.markdown blockquote{border-left:3px solid var(--primary);margin:12px 0;padding:8px 16px;background:var(--primary-light);border-radius:0 4px 4px 0;color:#1e40af;font-style:italic}.markdown code{background:var(--bg);padding:1px 5px;border-radius:3px;font-family:Menlo,Monaco,monospace;font-size:12px}.markdown pre{background:#1e293b;color:#e2e8f0;padding:16px;border-radius:6px;overflow-x:auto;margin:12px 0}.markdown pre code{background:none;color:inherit;padding:0}.markdown table{border-collapse:collapse;width:100%;margin:12px 0;font-size:13px}.markdown th{background:var(--bg);padding:8px 12px;border:1px solid var(--border);font-weight:700}.markdown td{padding:8px 12px;border:1px solid var(--border)}.markdown a{color:var(--primary)}.wiki-link{color:var(--primary);font-weight:600}.wiki-link:hover{text-decoration:underline}.query-answer{background:var(--primary-light);border:1px solid #bfdbfe;border-radius:var(--radius);padding:20px;margin-top:20px}.query-meta{font-size:11px;color:var(--text-muted);margin-top:12px}.stats-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(160px,1fr));gap:14px;margin-bottom:20px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:16px;text-align:center}.stat-number{font-size:28px;font-weight:800;color:var(--primary)}.stat-label{font-size:12px;color:var(--text-muted);margin-top:2px}.alert{padding:10px 14px;border-radius:6px;font-size:13px;margin-bottom:14px}.alert-error{background:#fee2e2;color:#991b1b;border:1px solid #fca5a5}.alert-success{background:#dcfce7;color:#15803d;border:1px solid #86efac}.alert-info{background:var(--primary-light);color:#1e40af;border:1px solid #bfdbfe}.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}.items-center{align-items:center}.justify-between{justify-content:space-between}.mt-2{margin-top:8px}.mt-3{margin-top:12px}.text-muted{color:var(--text-muted)}.text-sm{font-size:12px}.truncate{white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.spin{animation:spin 1s linear infinite;display:inline-block}@keyframes spin{to{transform:rotate(360deg)}}