:root{
      --bg:       oklch(10% .02 240);
      --card:     oklch(15% .04 240);
      --border:   oklch(25% .05 240);
      --muted:    oklch(20% .03 240);
      --muted-fg: #a1a1aa;
      --fg:       #ffffff;
      --fg-sec:   #a1a1aa;
      --primary:  oklch(65% .22 240);
      --prim-fg:  #ffffff;
      --destr:    oklch(65% .25 350);
      --ring:     oklch(65% .22 240);
      --accent:   oklch(85% .2 195);
      --blue:     oklch(65% .22 240);
      --green:    oklch(75% .2 140);
      --yellow:   oklch(75% .18 50);
    }
    *,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
    body{background:var(--bg);color:var(--fg);font-family:'Inter',-apple-system,sans-serif;font-size:14px;line-height:1.5;display:flex;min-height:100vh;overflow:hidden}

    
    .sidebar{width:256px;background:var(--card);border-right:1px solid var(--border);display:flex;flex-direction:column;height:100vh;flex-shrink:0}
    .sidebar-header{padding:24px;border-bottom:1px solid var(--border);display:flex;align-items:center;gap:12px}
    .sidebar-logo{width:40px;height:40px;background:oklch(65% .22 240 / .15);border-radius:8px;display:flex;align-items:center;justify-content:center}
    .sidebar-logo svg{width:22px;height:22px;color:var(--primary)}
    .sidebar-title{font-size:18px;font-weight:700}
    .sidebar-sub{font-size:11px;color:var(--muted-fg)}
    nav{flex:1;padding:16px;overflow-y:auto;display:flex;flex-direction:column;gap:2px}
    .nav-btn{width:100%;display:flex;align-items:center;gap:12px;padding:10px 12px;border-radius:8px;border:none;background:none;color:var(--muted-fg);font-size:13px;font-weight:500;cursor:pointer;transition:all .15s;text-align:left}
    .nav-btn:hover{color:var(--fg);background:var(--muted)}
    .nav-btn.active{background:var(--primary);color:var(--prim-fg);box-shadow:0 4px 16px oklch(65% .22 240 / .25)}
    .nav-btn svg{width:16px;height:16px;flex-shrink:0}
    .nav-btn .badge{margin-left:auto;background:var(--destr);color:#fff;font-size:11px;padding:2px 6px;border-radius:9999px;min-width:20px;text-align:center}
    .sidebar-footer{padding:16px;border-top:1px solid var(--border);font-size:11px;color:var(--muted-fg);display:flex;flex-direction:column;gap:4px}
    .sidebar-footer span{display:flex;justify-content:space-between}
    .sidebar-footer .val{color:var(--fg);font-weight:600}

    
    .main{flex:1;display:flex;flex-direction:column;overflow:hidden}
    .topbar{padding:16px 24px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between;background:var(--card)}
    .topbar-title{font-size:13px;color:var(--muted-fg)}
    .profile{display:flex;align-items:center;gap:8px;cursor:pointer}
    .avatar{width:32px;height:32px;border-radius:9999px;background:var(--muted);display:flex;align-items:center;justify-content:center;font-weight:600;font-size:12px}
    .content{flex:1;overflow-y:auto;padding:24px}

    
    .view{display:none}
    .view.active{display:block}

    
    .metric-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(220px,1fr));gap:16px;margin-bottom:24px}
    .metric-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px}
    .metric-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
    .metric-label{font-size:13px;font-weight:500;color:var(--muted-fg)}
    .metric-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center}
    .metric-icon.neutral{background:rgba(161,161,170,.12)}
    .metric-icon.success{background:rgba(34,197,94,.12)}
    .metric-icon.warning{background:rgba(234,179,8,.12)}
    .metric-icon.error{background:rgba(239,68,68,.12)}
    .metric-icon svg{width:18px;height:18px}
    .metric-icon.neutral svg{color:#a1a1aa}
    .metric-icon.success svg{color:var(--green)}
    .metric-icon.warning svg{color:var(--yellow)}
    .metric-icon.error svg{color:var(--destr)}
    .metric-value{font-size:28px;font-weight:700;margin-bottom:4px}
    .metric-trend{font-size:11px;color:var(--muted-fg)}

    
    .chart-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}
    @media(max-width:900px){.chart-grid{grid-template-columns:1fr}}
    .chart-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px}
    .chart-title{font-size:14px;font-weight:600;margin-bottom:16px}
    canvas{width:100%!important}

    
    .section-title{font-size:18px;font-weight:700;margin-bottom:8px}
    .section-sub{font-size:13px;color:var(--muted-fg);margin-bottom:16px}
    .alert-list{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden}
    .alert-item{display:flex;align-items:center;gap:12px;padding:14px 16px;border-bottom:1px solid var(--border)}
    .alert-item:last-child{border-bottom:none}
    .alert-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
    .dot-critical{background:var(--destr)}
    .dot-warning{background:var(--yellow)}
    .dot-info{background:#3b82f6}
    .alert-name{font-weight:500;font-size:13px}
    .alert-time{font-size:11px;color:var(--muted-fg)}
    .alert-badge{margin-left:auto;font-size:11px;padding:2px 8px;border-radius:9999px;font-weight:600}
    .badge-critical{background:rgba(239,68,68,.15);color:var(--destr);border:1px solid rgba(239,68,68,.25)}
    .badge-warning{background:rgba(234,179,8,.15);color:var(--yellow);border:1px solid rgba(234,179,8,.25)}
    .badge-info{background:rgba(59,130,246,.15);color:#3b82f6;border:1px solid rgba(59,130,246,.25)}

    
    .table-card{background:var(--card);border:1px solid var(--border);border-radius:10px;overflow:hidden}
    table{width:100%;border-collapse:collapse}
    thead tr{background:oklch(20% .03 240 / .6)}
    th{padding:10px 16px;text-align:left;font-size:12px;font-weight:600;color:var(--muted-fg);text-transform:uppercase;letter-spacing:.05em;border-bottom:1px solid var(--border)}
    td{padding:12px 16px;border-bottom:1px solid oklch(25% .05 240 / .5);font-size:13px}
    tr:last-child td{border-bottom:none}
    tr:hover td{background:oklch(25% .05 240 / .4)}
    .mono{font-family:'JetBrains Mono','Fira Code',monospace;font-size:12px}

    
    .status{display:inline-flex;align-items:center;gap:5px;padding:2px 8px;border-radius:9999px;font-size:11px;font-weight:600}
    .status::before{content:'';width:6px;height:6px;border-radius:50%;flex-shrink:0}
    .status-running{background:rgba(34,197,94,.1);color:var(--green);border:1px solid rgba(34,197,94,.2)}
    .status-running::before{background:var(--green)}
    .status-pending{background:rgba(234,179,8,.1);color:var(--yellow);border:1px solid rgba(234,179,8,.2)}
    .status-pending::before{background:var(--yellow)}
    .status-failed{background:rgba(239,68,68,.1);color:var(--destr);border:1px solid rgba(239,68,68,.2)}
    .status-failed::before{background:var(--destr)}
    .status-ready{background:rgba(34,197,94,.1);color:var(--green);border:1px solid rgba(34,197,94,.2)}
    .status-ready::before{background:var(--green)}
    .status-active{background:rgba(34,197,94,.1);color:var(--green);border:1px solid rgba(34,197,94,.2)}
    .status-active::before{background:var(--green)}
    .status-disabled{background:rgba(161,161,170,.1);color:var(--muted-fg);border:1px solid rgba(161,161,170,.2)}
    .status-disabled::before{background:var(--muted-fg)}

    
    .res-bar-wrap{width:80px;background:var(--muted);border-radius:3px;height:6px;overflow:hidden}
    .res-bar-fill{height:100%;border-radius:3px;transition:width .3s}
    .res-bar-low{background:var(--green)}
    .res-bar-mid{background:var(--yellow)}
    .res-bar-high{background:var(--destr)}

    
    .server-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:16px}
    .server-card{background:var(--card);border:1px solid var(--border);border-radius:10px;padding:20px;transition:border-color .2s}
    .server-card:hover{border-color:var(--muted)}
    .server-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
    .server-name{font-weight:600;font-size:14px}
    .server-loc{font-size:11px;color:var(--muted-fg);margin-top:2px;display:flex;align-items:center;gap:4px}
    .server-metrics{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
    .metric-mini{background:var(--bg);border-radius:6px;padding:8px}
    .metric-mini-label{font-size:11px;color:var(--muted-fg);margin-bottom:4px}
    .metric-mini-val{font-size:13px;font-weight:600}
    .add-server-card{background:transparent;border:1px dashed var(--border);border-radius:10px;padding:20px;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:8px;cursor:pointer;transition:all .2s;min-height:180px}
    .add-server-card:hover{border-color:var(--border);background:oklch(25% .05 240 / .3)}
    .add-server-card svg{width:28px;height:28px;color:var(--muted-fg)}
    .add-server-label{font-size:13px;color:var(--muted-fg)}

    
    .role-badge{display:inline-block;padding:2px 8px;border-radius:4px;font-size:11px;font-weight:600;text-transform:capitalize}
    .role-admin{background:rgba(234,179,8,.15);color:var(--yellow)}
    .role-user{background:rgba(161,161,170,.12);color:var(--muted-fg)}

    
    .search-wrap{position:relative;margin-bottom:16px}
    .search-wrap svg{position:absolute;left:10px;top:50%;transform:translateY(-50%);width:15px;height:15px;color:var(--muted-fg)}
    .search-input{width:100%;background:var(--card);border:1px solid var(--border);border-radius:8px;color:var(--fg);padding:8px 12px 8px 32px;font-size:13px;outline:none;transition:border-color .2s}
    .search-input:focus{border-color:var(--ring)}
    .search-input::placeholder{color:var(--muted-fg)}

    
    .demo-banner{position:fixed;bottom:0;left:0;right:0;background:oklch(15% .04 240 / .95);backdrop-filter:blur(8px);border-top:1px solid var(--border);padding:8px 24px;display:flex;align-items:center;justify-content:space-between;z-index:100;font-size:12px;color:var(--muted-fg)}
    .back-link{color:var(--fg-sec);text-decoration:none}
    .back-link:hover{color:var(--fg)}