:root {
  --bg: #0f1420;
  --panel: #161c2c;
  --panel-2: #1d2436;
  --border: #2a3348;
  --text: #e7ebf3;
  --muted: #8d96ad;
  --accent: #4f8cff;
  --ok: #3ecf8e;
  --warn: #f5a623;
  --err: #f0556b;
}
* { box-sizing: border-box; }
body { margin: 0; font-family: -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif; background: var(--bg); color: var(--text); }
.app { display: flex; min-height: 100vh; }
.sidebar { width: 240px; background: var(--panel); border-right: 1px solid var(--border); display: flex; flex-direction: column; flex-shrink: 0; }
.brand { display: flex; align-items: baseline; gap: 6px; padding: 22px 20px; border-bottom: 1px solid var(--border); }
.brand-mark { background: var(--accent); color: #fff; font-weight: 700; padding: 2px 6px; border-radius: 4px; font-size: 14px; }
.brand-name { font-size: 18px; font-weight: 600; }
nav { display: flex; flex-direction: column; padding: 14px; gap: 2px; flex: 1; }
nav button { text-align: left; background: none; border: none; color: var(--muted); padding: 10px 12px; border-radius: 6px; font-size: 14px; cursor: pointer; }
nav button:hover { background: var(--panel-2); color: var(--text); }
nav button.active { background: var(--accent); color: #fff; }
.sidebar-footer { padding: 16px 20px; font-size: 11px; color: var(--muted); border-top: 1px solid var(--border); line-height: 1.5; }
main { flex: 1; padding: 28px 36px; max-width: 1200px; }
header { display: flex; align-items: baseline; justify-content: space-between; margin-bottom: 24px; }
h1 { font-size: 22px; margin: 0; }
.scope { color: var(--muted); font-size: 13px; }
.cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 16px; margin-bottom: 28px; }
.card { background: var(--panel); border: 1px solid var(--border); border-radius: 10px; padding: 18px; }
.card .n { font-size: 28px; font-weight: 700; }
.card .l { color: var(--muted); font-size: 13px; margin-top: 4px; }
table { width: 100%; border-collapse: collapse; background: var(--panel); border: 1px solid var(--border); border-radius: 10px; overflow: hidden; }
th, td { text-align: left; padding: 10px 14px; font-size: 13px; border-bottom: 1px solid var(--border); }
th { color: var(--muted); font-weight: 600; background: var(--panel-2); }
tr:last-child td { border-bottom: none; }
.badge { display: inline-block; padding: 2px 8px; border-radius: 999px; font-size: 11px; font-weight: 600; }
.badge.ACTIVE, .badge.active, .badge["in-use"], .badge.available { background: rgba(62,207,142,0.15); color: var(--ok); }
.badge.SHUTOFF { background: rgba(245,166,35,0.15); color: var(--warn); }
.badge.ERROR { background: rgba(240,85,107,0.15); color: var(--err); }
.muted { color: var(--muted); }