:root {
  color-scheme: light dark;
  --bg: #ffffff;
  --fg: #1a1a1a;
  --muted: #6b7280;
  --border: #e2e2e2;
  --row-alt: #f7f7f8;
  --ok: #1a7f37;
  --warn: #b45309;
  --stale: #b91c1c;
  --tag-bg: #eef1f5;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #121212;
    --fg: #e7e7e7;
    --muted: #9a9a9a;
    --border: #2a2a2a;
    --row-alt: #1a1a1a;
    --ok: #4ade80;
    --warn: #fbbf24;
    --stale: #f87171;
    --tag-bg: #232a33;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, Segoe UI, Roboto, sans-serif;
  background: var(--bg);
  color: var(--fg);
}

header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
}

h1 { font-size: 1.25rem; margin: 0; }

#meta { color: var(--muted); font-size: 0.85rem; display: flex; gap: 1rem; }

main { padding: 1rem 1.5rem; overflow-x: auto; }

table { border-collapse: collapse; width: 100%; font-size: 0.9rem; }

th, td {
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th { color: var(--muted); font-weight: 600; white-space: nowrap; }

tbody tr:nth-child(even) { background: var(--row-alt); }

.empty { text-align: center; color: var(--muted); padding: 2rem; }

.tag {
  display: inline-block;
  background: var(--tag-bg);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  margin: 0 0.25rem 0.25rem 0;
  font-size: 0.78rem;
  white-space: nowrap;
}

.disk-row { display: flex; align-items: center; gap: 0.4rem; margin-bottom: 0.25rem; white-space: nowrap; }

.disk-bar-track {
  width: 80px;
  height: 6px;
  background: var(--tag-bg);
  border-radius: 3px;
  overflow: hidden;
}

.disk-bar-fill { height: 100%; background: var(--ok); }
.disk-bar-fill.warn { background: var(--warn); }
.disk-bar-fill.critical { background: var(--stale); }

.status-ok { color: var(--ok); }
.status-warn { color: var(--warn); }
.status-stale { color: var(--stale); font-weight: 600; }

details > summary { cursor: pointer; color: var(--muted); }
details[open] > summary { color: var(--fg); }
details ul { margin: 0.25rem 0 0; padding-left: 1.1rem; }