:root {
  --bg: #080b10;
  --panel: #0f141c;
  --panel2: #141b25;
  --panel3: #0b1118;
  --text: #edf4ff;
  --muted: #92a0b5;
  --border: #243040;
  --accent: #55d6be;
  --accent2: #6ea8fe;
  --warning: #f6c85f;
  --danger: #ff6b6b;
  --good: #58d68d;
  --shadow: 0 14px 36px rgba(0,0,0,.28);
}
* { box-sizing: border-box; }
html,body { margin:0; background:var(--bg); color:var(--text); font:14px/1.45 Inter, ui-sans-serif, system-ui, -apple-system, Segoe UI, sans-serif; }
body { min-height:100vh; }
button { font:inherit; }
.shell { max-width: 1680px; margin:0 auto; padding:22px; }
.topbar { display:flex; gap:24px; justify-content:space-between; align-items:center; padding:20px 22px; background:linear-gradient(135deg,#111824,#0d131b); border:1px solid var(--border); border-radius:20px; box-shadow:var(--shadow); position:sticky; top:10px; z-index:20; backdrop-filter: blur(12px); }
.eyebrow { color:var(--accent); font-size:11px; font-weight:800; letter-spacing:.14em; }
h1 { margin:2px 0 0; font-size:28px; letter-spacing:-.03em; }
.header-actions { display:flex; align-items:center; gap:14px; flex-wrap:wrap; justify-content:flex-end; }
.segmented { display:flex; background:#090d13; border:1px solid var(--border); padding:4px; border-radius:13px; }
.segmented button,.tabs button { border:0; color:var(--muted); background:transparent; cursor:pointer; }
.segmented button { padding:9px 13px; border-radius:9px; }
.segmented button.active { background:var(--panel2); color:white; box-shadow:inset 0 0 0 1px #34445a; }
.freshness { color:var(--muted); font-size:12px; min-width:130px; text-align:right; }
.tabs { display:flex; gap:7px; margin:16px 0; padding:6px; border:1px solid var(--border); border-radius:14px; background:#0b1017; overflow:auto; }
.tabs button { padding:10px 14px; border-radius:10px; white-space:nowrap; }
.tabs button.active { color:#07100f; background:var(--accent); font-weight:800; }
.host-section { margin:18px 0 28px; }
.host-head { display:flex; justify-content:space-between; align-items:flex-end; gap:16px; margin:8px 2px 12px; }
.host-title { display:flex; align-items:center; gap:10px; }
.host-title h2 { margin:0; font-size:22px; }
.status-dot { width:10px; height:10px; border-radius:50%; background:var(--good); box-shadow:0 0 14px rgba(88,214,141,.65); }
.status-dot.offline { background:var(--danger); box-shadow:none; }
.host-sub { color:var(--muted); font-size:12px; }
.grid { display:grid; gap:14px; }
.grid.cols-2 { grid-template-columns:repeat(2,minmax(0,1fr)); }
.grid.cols-3 { grid-template-columns:repeat(3,minmax(0,1fr)); }
.grid.cols-4 { grid-template-columns:repeat(4,minmax(0,1fr)); }
.card { background:linear-gradient(180deg,var(--panel),var(--panel3)); border:1px solid var(--border); border-radius:17px; padding:16px; box-shadow:var(--shadow); min-width:0; }
.card h3 { margin:0 0 4px; font-size:15px; }
.card .sub { color:var(--muted); font-size:12px; }
.metric-row { display:flex; align-items:flex-end; justify-content:space-between; gap:10px; margin-top:12px; }
.metric-big { font-size:30px; font-weight:800; letter-spacing:-.04em; }
.metric-unit { color:var(--muted); font-size:13px; }
.progress { height:10px; background:#1a2431; border:1px solid #253244; border-radius:999px; overflow:hidden; margin-top:12px; }
.progress > span { display:block; height:100%; border-radius:999px; background:linear-gradient(90deg,var(--accent2),var(--accent)); }
.progress.warn > span { background:linear-gradient(90deg,#f2b84b,#ff7a59); }
.progress.danger > span { background:linear-gradient(90deg,#ff8b8b,#ff4f68); }
.kv { display:grid; grid-template-columns:1fr auto; gap:7px 12px; margin-top:12px; }
.kv .k { color:var(--muted); }
.kv .v { text-align:right; font-variant-numeric:tabular-nums; }
.volume-card { padding:17px; position:relative; overflow:hidden; }
.volume-card::after { content:""; position:absolute; width:120px; height:120px; border-radius:50%; right:-55px; top:-60px; background:rgba(85,214,190,.08); }
.volume-name { font-size:17px; font-weight:800; }
.volume-total { color:var(--muted); margin-top:2px; }
.volume-numbers { display:grid; grid-template-columns:repeat(3,1fr); gap:8px; margin-top:13px; }
.mini-stat { background:#0b1118; border:1px solid #1f2b3a; border-radius:11px; padding:9px; }
.mini-stat b { display:block; font-size:16px; margin-top:2px; }
.mini-stat span { color:var(--muted); font-size:11px; }
.gauges { display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); gap:12px; }
.gauge { display:flex; align-items:center; gap:14px; }
.ring { --p:0; width:84px; aspect-ratio:1; border-radius:50%; display:grid; place-items:center; background:conic-gradient(var(--accent) calc(var(--p)*1%), #1b2633 0); position:relative; flex:0 0 auto; }
.ring::before { content:""; width:66px; aspect-ratio:1; border-radius:50%; background:var(--panel); position:absolute; }
.ring b { position:relative; z-index:1; font-size:18px; }
.sensor-list { display:flex; flex-wrap:wrap; gap:8px; margin-top:10px; }
.sensor { background:#111a24; border:1px solid var(--border); border-radius:10px; padding:7px 9px; }
.sensor b { margin-left:7px; }
.table-wrap { overflow:auto; border:1px solid var(--border); border-radius:14px; }
table { border-collapse:collapse; width:100%; min-width:820px; background:#0c1118; }
th,td { padding:10px 12px; border-bottom:1px solid #1d2836; text-align:left; white-space:nowrap; }
th { color:#9ba9bc; font-size:11px; text-transform:uppercase; letter-spacing:.06em; position:sticky; top:0; background:#111823; }
td.num { text-align:right; font-variant-numeric:tabular-nums; }
.badge { display:inline-flex; align-items:center; gap:6px; padding:4px 8px; border-radius:999px; border:1px solid #304156; background:#111a24; font-size:11px; }
.badge.good { color:#99efb7; border-color:#2d6041; background:#102319; }
.badge.bad { color:#ffaaaa; border-color:#6a3434; background:#261414; }
.badge.warn { color:#ffe29a; border-color:#705d2e; background:#2b2411; }
.gpu-grid { display:grid; grid-template-columns:minmax(280px,.8fr) minmax(0,1.6fr); gap:14px; }
.gpu-hero { background:radial-gradient(circle at 80% 10%,rgba(110,168,254,.15),transparent 38%),linear-gradient(180deg,var(--panel),#0b1017); }
.gpu-title { font-size:19px; font-weight:800; }
.gpu-util { font-size:48px; font-weight:900; letter-spacing:-.05em; margin:10px 0 4px; }
.gpu-processes .table-wrap { margin-top:10px; }
.offline-card { border:1px dashed #5a3440; background:#180f14; color:#ffb3c0; padding:18px; border-radius:14px; }
.network-card { padding:0; overflow:hidden; }
.network-toolbar { display:flex; justify-content:space-between; gap:10px; padding:14px 16px; border-bottom:1px solid var(--border); }
.network-canvas { width:100%; height:620px; display:block; background:radial-gradient(circle at 50% 0%,#101a27,#080c12 70%); }
.net-node text { fill:var(--text); font-size:12px; pointer-events:none; }
.net-node rect { fill:#121b27; stroke:#314358; stroke-width:1.2; rx:10; }
.net-node.network rect { fill:#11221f; stroke:#2b7e70; }
.net-node.host rect { fill:#1d1930; stroke:#6e5fc4; }
.net-node.external rect { fill:#28191a; stroke:#9b5c54; }
.net-edge { stroke:#3d526b; stroke-width:1.5; opacity:.8; }
.net-edge.external { stroke:#9c6e52; stroke-dasharray:6 5; }
.net-label { fill:#8290a4; font-size:10px; }
.empty { color:var(--muted); padding:20px; text-align:center; }
.loading-card { margin-top:50px; padding:30px; text-align:center; color:var(--muted); border:1px dashed var(--border); border-radius:18px; }
.toolbar-note { color:var(--muted); font-size:12px; }
@media (max-width:1100px){
  .grid.cols-4,.grid.cols-3 { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .gpu-grid { grid-template-columns:1fr; }
}
@media (max-width:760px){
  .shell { padding:10px; }
  .topbar { position:static; align-items:flex-start; flex-direction:column; }
  .header-actions { justify-content:flex-start; }
  .grid.cols-4,.grid.cols-3,.grid.cols-2,.gauges { grid-template-columns:1fr; }
  .volume-numbers { grid-template-columns:1fr; }
}