/* Sentinel Status Dashboard */
:root {
  --bg: #0f172a;
  --surface: #1e293b;
  --surface-hover: #334155;
  --border: #334155;
  --text: #e2e8f0;
  --muted: #94a3b8;
  --green: #22c55e;
  --red: #ef4444;
  --yellow: #eab308;
  --accent: #3b82f6;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.container {
  max-width: 800px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Header */
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 2.5rem;
  padding-bottom: 1.5rem;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.logo-icon {
  font-size: 1.5rem;
  color: var(--accent);
}

h1 {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.status-badge {
  padding: 0.375rem 1rem;
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.status-badge.healthy { background: rgba(34, 197, 94, 0.15); color: var(--green); }
.status-badge.degraded { background: rgba(239, 68, 68, 0.15); color: var(--red); }
.status-badge.loading { background: var(--surface); color: var(--muted); }

/* Sections */
h2 {
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--muted);
  margin-bottom: 1rem;
}

section { margin-bottom: 2.5rem; }

/* Monitor Grid */
.monitor-grid {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.monitor-card {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.875rem 1rem;
  background: var(--surface);
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  transition: background 0.15s;
}

.monitor-card:hover { background: var(--surface-hover); }

.monitor-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.pass { background: var(--green); box-shadow: 0 0 6px rgba(34, 197, 94, 0.4); }
.status-dot.fail { background: var(--red); box-shadow: 0 0 6px rgba(239, 68, 68, 0.4); }

.monitor-name {
  font-size: 0.9375rem;
  font-weight: 500;
}

.monitor-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-size: 0.8125rem;
  color: var(--muted);
}

.latency { font-variant-numeric: tabular-nums; }

/* Uptime Bars */
.uptime-container { display: flex; flex-direction: column; gap: 0.75rem; }

.uptime-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.uptime-label {
  font-size: 0.8125rem;
  color: var(--muted);
  width: 180px;
  flex-shrink: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.uptime-bar {
  flex: 1;
  height: 24px;
  display: flex;
  gap: 1px;
  border-radius: 3px;
  overflow: hidden;
}

.uptime-segment {
  flex: 1;
  min-width: 2px;
}

.uptime-segment.pass { background: var(--green); }
.uptime-segment.fail { background: var(--red); }
.uptime-segment.unknown { background: var(--surface); }

.uptime-pct {
  font-size: 0.8125rem;
  font-weight: 600;
  width: 55px;
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.uptime-pct.good { color: var(--green); }
.uptime-pct.warn { color: var(--yellow); }
.uptime-pct.bad { color: var(--red); }

/* Incidents */
.incident-card {
  padding: 1rem;
  background: var(--surface);
  border-radius: 0.5rem;
  border: 1px solid var(--border);
  margin-bottom: 0.5rem;
}

.incident-card .title {
  font-weight: 600;
  margin-bottom: 0.25rem;
}

.incident-card .meta {
  font-size: 0.8125rem;
  color: var(--muted);
}

.incident-card.active { border-left: 3px solid var(--red); }
.incident-card.resolved { border-left: 3px solid var(--green); }

.no-incidents {
  padding: 1.5rem;
  text-align: center;
  color: var(--muted);
  background: var(--surface);
  border-radius: 0.5rem;
  border: 1px solid var(--border);
}

/* Loading */
.loading-placeholder {
  padding: 2rem;
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
}

/* Footer */
footer {
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  text-align: center;
  font-size: 0.8125rem;
  color: var(--muted);
}

footer a {
  color: var(--accent);
  text-decoration: none;
}

footer a:hover { text-decoration: underline; }

#last-updated { margin-top: 0.5rem; }

/* Responsive */
@media (max-width: 640px) {
  .uptime-label { width: 100px; font-size: 0.75rem; }
  .monitor-meta { gap: 0.5rem; }
  header { flex-direction: column; gap: 1rem; align-items: flex-start; }
}