@import url("https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap");:root{--bg-primary:#f8fafc;--bg-secondary:#fff;--bg-card:#fff;--bg-card-hover:#fcfcfd;--border:#e2e8f0;--border-subtle:#f1f5f9;--text-primary:#0f172a;--text-secondary:#475569;--text-muted:#94a3b8;--accent:#10b981;--accent-dim:#059669;--accent-bg:#ecfdf5;--accent-border:#a7f3d0;--blue:#3b82f6;--blue-bg:#eff6ff;--red:#ef4444;--red-bg:#fef2f2;--yellow:#f59e0b;--yellow-bg:#fffbeb;--purple:#8b5cf6;--purple-bg:#f5f3ff;--radius:12px;--radius-sm:6px;--radius-lg:16px;--shadow:0 4px 6px -1px rgba(0,0,0,.05),0 2px 4px -2px rgba(0,0,0,.05);--shadow-sm:0 1px 3px 0 rgba(0,0,0,.05),0 1px 2px -1px rgba(0,0,0,.05)}*,:after,:before{box-sizing:border-box;margin:0;padding:0}body,html{height:100%;background:var(--bg-primary);color:var(--text-primary);font-family:Inter,-apple-system,BlinkMacSystemFont,sans-serif;font-size:14px;line-height:1.6;-webkit-font-smoothing:antialiased}.layout{display:flex;min-height:100vh}.sidebar{width:250px;background:var(--bg-secondary);border-right:1px solid var(--border);padding:24px 16px;display:flex;flex-direction:column;position:fixed;height:100vh;z-index:10}.main-content{flex:1 1;margin-left:250px;padding:32px 40px;min-height:100vh}.sidebar-logo{padding:0 8px 30px;margin-bottom:8px}.sidebar-logo h1{font-size:15px;font-weight:700;color:var(--text-primary);display:flex;align-items:center;gap:10px}.sidebar-logo span{font-weight:500;display:block;margin-top:4px;letter-spacing:.02em}.nav-label,.sidebar-logo span{font-size:11px;color:var(--text-muted)}.nav-label{text-transform:uppercase;font-weight:600;letter-spacing:.05em;padding:16px 12px 8px}.nav-item{display:flex;align-items:center;gap:12px;padding:10px 12px;color:var(--text-secondary);text-decoration:none;font-weight:500;transition:all .15s ease;border-radius:var(--radius-sm);cursor:pointer;border:none;background:none;width:100%;text-align:left;font-size:13.5px;margin-bottom:2px}.nav-item:hover{background:var(--bg-primary);color:var(--text-primary)}.nav-item.active{background:var(--accent-bg);color:var(--accent-dim);font-weight:600}.nav-item .nav-icon{width:18px;height:18px;flex-shrink:0}.sidebar-footer{margin-top:auto;padding:20px 8px 0;border-top:1px dashed var(--border)}.status-badge{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:999px;font-size:11px;font-weight:600}.status-badge.connected{background:var(--accent-bg);color:var(--accent-dim);border:1px solid var(--accent-border)}.status-badge.connecting{background:var(--yellow-bg);color:var(--yellow);border:1px solid rgba(245,158,11,.2)}.status-badge.disconnected{background:var(--red-bg);color:var(--red);border:1px solid rgba(239,68,68,.2)}.status-dot{width:6px;height:6px;border-radius:50%;background:currentColor}.status-dot.pulse{animation:pulse 2s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:24px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,border-color .2s}.card:hover{box-shadow:var(--shadow);border-color:#cbd5e1}.card-title{font-size:13px;font-weight:600;margin-bottom:6px;display:flex;align-items:center;justify-content:space-between}.card-title,.stat-value{color:var(--text-primary)}.stat-value{font-size:32px;font-weight:700;line-height:1.1;margin-top:8px}.stat-sub{font-size:12px;color:var(--text-muted);margin-top:6px;font-weight:500}.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:8px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:600;cursor:pointer;transition:all .15s ease;border:1px solid transparent;outline:none}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover{background:var(--accent-dim)}.btn-ghost{background:var(--bg-card);color:var(--text-secondary);border-color:var(--border)}.btn-ghost:hover{background:var(--bg-primary);color:var(--text-primary)}.btn-danger{background:var(--red-bg);color:var(--red)}.btn-danger:hover{background:var(--red);color:#fff}.btn-sm{padding:6px 12px;font-size:12px}.table-wrapper{overflow-x:auto;border-radius:var(--radius-sm);border:1px solid var(--border)}table{width:100%;border-collapse:collapse}th{background:var(--bg-primary);padding:12px 16px;text-align:left;font-size:11px;font-weight:600;color:var(--text-secondary);text-transform:uppercase;letter-spacing:.05em}td,th{border-bottom:1px solid var(--border)}td{padding:14px 16px;color:var(--text-primary);font-size:13px}tr:last-child td{border-bottom:none}tr:hover td{background:var(--bg-primary)}label{display:block;font-size:12px;font-weight:600;color:var(--text-secondary);margin-bottom:6px}input,select,textarea{width:100%;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius-sm);padding:10px 14px;color:var(--text-primary);font-size:14px;font-family:inherit;transition:all .15s;outline:none}input:focus,select:focus,textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-bg)}.page-header{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:28px;padding-bottom:24px;border-bottom:1px solid var(--border)}.page-title{font-size:24px;font-weight:700;color:var(--text-primary);letter-spacing:-.02em}.page-sub{font-size:13px;color:var(--text-muted);margin-top:4px}.header-actions{display:flex;align-items:center;gap:12px}.grid-2{grid-template-columns:1fr 1fr;grid-gap:20px}.grid-2,.grid-3{display:grid;gap:20px}.grid-3{grid-template-columns:repeat(3,1fr);grid-gap:20px}.grid-4{display:grid;grid-template-columns:repeat(4,1fr);grid-gap:20px;gap:20px}.tag{display:inline-flex;align-items:center;padding:3px 8px;border-radius:4px;font-size:11px;font-weight:600}.tag-green{background:var(--accent-bg);color:var(--accent-dim)}.tag-red{background:var(--red-bg);color:var(--red)}.flex{display:flex}.gap-2{gap:8px}.gap-3{gap:12px}.gap-4{gap:16px}.mb-4{margin-bottom:20px}.text-sm{font-size:12px}.text-muted{color:var(--text-muted)}.alert{padding:12px 16px;border-radius:var(--radius-sm);font-size:13px;font-weight:500;margin-bottom:20px}.alert-success{background:var(--accent-bg);color:var(--accent-dim);border:1px solid var(--accent-border)}.alert-error{background:var(--red-bg);color:var(--red);border:1px solid rgba(239,68,68,.2)}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--bg-primary)}