.admin-layout{display:flex;min-height:100vh}.sidebar{width:220px;background:var(--sidebar-bg);display:flex;flex-direction:column;flex-shrink:0;position:fixed;top:0;left:0;bottom:0;z-index:100}.sidebar-brand{display:flex;align-items:center;gap:12px;padding:20px 18px;border-bottom:1px solid rgba(255,255,255,.06)}.brand-icon{font-size:28px}.brand-title{color:#fff;font-weight:700;font-size:15px}.brand-sub{color:var(--sidebar-text);font-size:11px}.sidebar-nav{flex:1;padding:12px 10px;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:6px;color:var(--sidebar-text);font-size:13px;font-weight:500;text-decoration:none;transition:all .15s}.nav-item:hover{background:#ffffff0f;color:#e2e8f0;text-decoration:none}.nav-item.active{background:#2563eb40;color:var(--sidebar-active)}.nav-icon{font-size:16px}.sidebar-footer{padding:12px;border-top:1px solid rgba(255,255,255,.06)}.api-mode-badge{text-align:center;font-size:10px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:#64748b;padding:4px 8px;margin-bottom:8px;border-radius:4px;background:#ffffff0d}.logout-btn{width:100%;color:var(--sidebar-text)!important;justify-content:center}.main-content{flex:1;margin-left:220px;padding:24px 28px;min-height:100vh}@media(max-width:768px){.sidebar{width:60px}.sidebar-brand div,.nav-item span:not(.nav-icon),.brand-sub,.logout-btn{display:none}.main-content{margin-left:60px;padding:16px}}:root{--bg: #f4f6f9;--surface: #ffffff;--border: #e2e8f0;--text: #1e293b;--text-muted: #64748b;--primary: #2563eb;--primary-hover: #1d4ed8;--success: #16a34a;--warning: #d97706;--danger: #dc2626;--info: #0284c7;--sidebar-bg: #0f172a;--sidebar-text: #94a3b8;--sidebar-active: #ffffff;--radius: 8px;--shadow: 0 1px 3px rgba(0,0,0,.08);--shadow-md: 0 4px 12px rgba(0,0,0,.1)}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}button{font-family:inherit;cursor:pointer;border:none;border-radius:var(--radius);font-size:13px;font-weight:500;transition:all .15s}input,select,textarea{font-family:inherit;font-size:13px;border:1px solid var(--border);border-radius:var(--radius);padding:8px 12px;background:var(--surface);color:var(--text);width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2563eb1f}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 14px;font-weight:500}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-hover)}.btn-secondary{background:var(--surface);color:var(--text);border:1px solid var(--border)}.btn-secondary:hover{background:var(--bg)}.btn-danger{background:var(--danger);color:#fff}.btn-danger:hover{opacity:.9}.btn-sm{padding:5px 10px;font-size:12px}.btn-ghost{background:transparent;color:var(--text-muted);padding:4px 8px}.btn-ghost:hover{background:var(--bg);color:var(--text)}.card{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}.badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:999px;font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.02em}.badge-success{background:#dcfce7;color:#166534}.badge-warning{background:#fef3c7;color:#92400e}.badge-danger{background:#fee2e2;color:#991b1b}.badge-info{background:#e0f2fe;color:#075985}.badge-muted{background:#f1f5f9;color:#64748b}.dot{width:8px;height:8px;border-radius:50%;display:inline-block}.dot-online{background:var(--success)}.dot-offline{background:#94a3b8}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;font-size:13px}th{text-align:left;padding:10px 14px;font-weight:600;color:var(--text-muted);border-bottom:1px solid var(--border);white-space:nowrap;font-size:11px;text-transform:uppercase;letter-spacing:.04em}td{padding:12px 14px;border-bottom:1px solid var(--border);vertical-align:middle}tr:hover td{background:#f8fafc}tr.selected td{background:#eff6ff}tr.offline td{color:var(--text-muted)}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:12px;font-weight:600;color:var(--text-muted);margin-bottom:6px;text-transform:uppercase;letter-spacing:.03em}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px}.toggle{display:flex;align-items:center;gap:10px}.toggle input[type=checkbox]{width:auto;accent-color:var(--primary)}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:20px}.page-header h1{font-size:22px;font-weight:700}.page-header p{color:var(--text-muted);font-size:13px;margin-top:2px}.toolbar{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.search-input{max-width:260px}.empty-state{text-align:center;padding:48px 24px;color:var(--text-muted)}.alert{padding:12px 16px;border-radius:var(--radius);font-size:13px;margin-bottom:16px}.alert-info{background:#eff6ff;border:1px solid #bfdbfe;color:#1e40af}.alert-warning{background:#fffbeb;border:1px solid #fde68a;color:#92400e}.log-viewer{background:#0f172a;color:#e2e8f0;font-family:SF Mono,Fira Code,monospace;font-size:12px;padding:16px;border-radius:var(--radius);max-height:400px;overflow-y:auto;white-space:pre-wrap;line-height:1.6}@media(max-width:768px){.form-row{grid-template-columns:1fr}}.modal-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.modal{width:100%;max-width:480px;padding:0;overflow:hidden}.modal-header{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--border)}.modal-header h2{font-size:16px;font-weight:600}.modal-body{padding:20px}.modal-footer{display:flex;justify-content:flex-end;gap:8px;padding:12px 20px;border-top:1px solid var(--border)}.detail-dl{font-size:13px;display:grid;grid-template-columns:100px 1fr;gap:10px 12px}.detail-dl dt{color:var(--text-muted)}.control-grid{display:grid;grid-template-columns:240px 1fr 280px;gap:16px;align-items:start}@media(max-width:1100px){.control-grid{grid-template-columns:1fr}}