:root {
  --bg: #0b0f12;
  --panel: #111820;
  --panel-2: #0f151c;
  --text: #c7d0d9;
  --muted: #7e8a97;
  --accent: #3ad5a3;
  --warn: #ffb347;
  --err: #ff6b6b;
  --line: #1e2a35;
}
* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}
.app { display: grid; grid-template-columns: 240px 1fr; min-height: 100vh; }
.sidebar {
  background: #0d1218;
  border-right: 1px solid var(--line);
  padding: 16px;
}
.brand { font-size: 18px; font-weight: 700; margin-bottom: 20px; color: var(--accent); }
.nav-group { margin-bottom: 18px; }
.nav-title { color: var(--muted); text-transform: uppercase; font-size: 11px; margin-bottom: 6px; }
.nav-item { display: block; color: var(--text); text-decoration: none; padding: 6px 8px; border-radius: 4px; }
.nav-item:hover { background: var(--panel); }
.main { padding: 18px; }
.top-strip {
  display: flex; gap: 18px; background: var(--panel-2); border: 1px solid var(--line); padding: 10px 12px; border-radius: 6px;
}
.section { margin-top: 20px; }
.cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 12px; }
.card {
  background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px;
}
.card h3 { margin: 0 0 6px 0; }
.card .meta { color: var(--muted); font-size: 12px; }
.panel { background: var(--panel); border: 1px solid var(--line); border-radius: 8px; padding: 12px; min-height: 140px; }
.panel-item { border-bottom: 1px solid var(--line); padding: 8px 0; }
.panel-item:last-child { border-bottom: none; }
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.badge { padding: 2px 6px; border-radius: 4px; font-size: 11px; }
.badge.ok { background: rgba(58,213,163,0.15); color: var(--accent); }
.badge.warn { background: rgba(255,179,71,0.15); color: var(--warn); }
.badge.err { background: rgba(255,107,107,0.15); color: var(--err); }
.tabs { display: flex; gap: 12px; color: var(--muted); margin-bottom: 10px; }
pre { margin: 0; white-space: pre-wrap; }