:root {
  --bg: #0d0f14;
  --panel: #161a21;
  --border: #262b36;
  --text: #e8eaef;
  --text-muted: #7a8296;
  --accent: #4f8cff;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #f59e0b;
  --purple: #a855f7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 13px;
}

.topbar {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding: 12px 20px 10px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 10px;
}

.brand {
  font-size: 17px;
  font-weight: 700;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 8px;
}

.brand-icon { color: var(--accent); font-size: 16px; }

.subtitle {
  margin-top: 4px;
  font-size: 11px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
}

.topbar-right { text-align: right; }

.btn-reset {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 14px;
  border-radius: 6px;
  font-size: 12px;
  cursor: pointer;
}
.btn-reset:hover { border-color: var(--accent); color: var(--accent); }

.updated {
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-muted);
}

.section-heading {
  padding: 14px 20px 6px;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-muted);
  border-top: 1px solid var(--border);
  margin-top: 2px;
}

.section-group:first-of-type { margin-top: 0; }

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  grid-auto-flow: dense;
  gap: 10px;
  padding: 0 20px 16px;
}

.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

@media (max-width: 900px) {
  .span-4, .span-6, .span-8, .span-12 { grid-column: span 12; }
}

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.card-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 7px 12px;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
}

.card-title {
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text);
  display: flex;
  align-items: center;
  gap: 8px;
}

.card-icon { color: var(--accent); }

.chevron {
  color: var(--text-muted);
  font-size: 11px;
  transition: transform 0.15s ease;
}

.card.collapsed .chevron { transform: rotate(-90deg); }
.card.collapsed .card-body { display: none; }

.card-body { padding: 10px 12px; }

/* Big-number stats */
.stat-row {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}
.stat {
  min-width: 110px;
}
.stat-value {
  font-size: 21px;
  font-weight: 700;
  line-height: 1.1;
}
.stat-value.blue { color: var(--accent); }
.stat-value.green { color: var(--green); }
.stat-value.red { color: var(--red); }
.stat-value.yellow { color: var(--yellow); }
.stat-value.neutral { color: var(--text); }
.stat-label {
  margin-top: 2px;
  font-size: 9.5px;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

/* Status dot rows */
.status-row {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 3px 0;
  font-size: 12px;
}
.dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex: none;
  display: inline-block;
}
.dot.green { background: var(--green); box-shadow: 0 0 6px rgba(34,197,94,0.6); }
.dot.red { background: var(--red); box-shadow: 0 0 6px rgba(239,68,68,0.6); }
.dot.yellow { background: var(--yellow); box-shadow: 0 0 6px rgba(245,158,11,0.6); }
.dot.gray { background: var(--text-muted); }

/* Progress bars */
.usage {
  margin: 6px 0;
}
.usage-label {
  display: flex;
  justify-content: space-between;
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 6px;
}
.usage-bar-track {
  height: 6px;
  border-radius: 3px;
  background: #21262f;
  overflow: hidden;
}
.usage-bar-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.3s ease;
}
.usage-bar-fill.green { background: var(--green); }
.usage-bar-fill.yellow { background: var(--yellow); }
.usage-bar-fill.red { background: var(--red); }

/* Pill badges */
.pill-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.pill {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: #1d222c;
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 3px 10px;
  font-size: 11px;
}

/* Sub-cards (Hosts panel) */
.subcard-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 8px;
}
.subcard {
  background: #1a1f28;
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 8px;
}
.subcard-name {
  color: var(--accent);
  font-weight: 600;
  font-size: 13px;
  margin-bottom: 6px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.subcard-spec {
  font-size: 11px;
  color: var(--text-muted);
  margin-bottom: 8px;
}

/* Tables */
table.noc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 12.5px;
}
table.noc-table th {
  text-align: left;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  font-weight: 600;
  padding: 4px 8px;
  border-bottom: 1px solid var(--border);
}
table.noc-table td {
  padding: 4px 8px;
  border-bottom: 1px solid #1c212a;
}
.link-pill {
  color: var(--accent);
  background: rgba(79,140,255,0.12);
  border-radius: 999px;
  padding: 2px 8px;
  font-size: 11.5px;
}

.mono { font-variant-numeric: tabular-nums; }
.muted { color: var(--text-muted); }