:root {
  --bg:           #0f172a;
  --bg-card:      #1e293b;
  --bg-header:    #1e293b;
  --border:       #334155;
  --border-subtle: rgba(148, 163, 184, 0.12);
  --text:         #e2e8f0;
  --text-muted:   #94a3b8;
  --accent:       #6366f1;
  --accent-hover: #4f46e5;
  --up:           #22c55e;
  --down:         #ef4444;
  --unknown:      #64748b;
  --warn:         #f59e0b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
}

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

.header {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px 24px;
  background: var(--bg-header);
  border-bottom: 1px solid var(--border);
}

.header-logo {
  font-size: 20px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: -0.5px;
}

.header-title {
  font-size: 15px;
  color: var(--text-muted);
}

.layout {
  max-width: 1340px;
  margin: 0 auto;
  display: flex;
  align-items: flex-start;
}

.sidebar {
  width: 220px;
  flex-shrink: 0;
  padding: 32px 20px;
  border-right: 1px solid var(--border-subtle);
}

.main {
  flex: 1;
  min-width: 0;
  padding: 32px 24px;
  display: flex;
  flex-direction: column;
  gap: 40px;
}

.section-title {
  font-size: 16px;
  font-weight: 600;
  margin: 0 0 16px;
  color: var(--text);
}

.muted { color: var(--text-muted); }

.catalog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}

.app-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.app-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.app-card-name {
  font-weight: 600;
  font-size: 15px;
}

.status-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  flex-shrink: 0;
}
.status-dot.up { background: var(--up); }
.status-dot.down { background: var(--down); }
.status-dot.unknown { background: var(--unknown); }

.app-card-desc {
  color: var(--text-muted);
  font-size: 13px;
  line-height: 1.4;
  flex-grow: 1;
}

.app-card-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 12px;
}

.status-label {
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.open-link {
  font-weight: 600;
}

table.hil-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

table.hil-table th, table.hil-table td {
  padding: 10px 14px;
  text-align: left;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
}

table.hil-table th {
  color: var(--text-muted);
  font-weight: 600;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.5px;
}

table.hil-table tr:last-child td { border-bottom: none; }

.critical-badge {
  color: var(--down);
  font-weight: 700;
}

.telemetry-row {
  padding: 10px 0;
  border-bottom: 1px solid var(--border-subtle);
}
.telemetry-row:last-child { border-bottom: none; }

.telemetry-row .label {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}

.telemetry-row .value {
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 6px;
}

.telemetry-row.warn .value { color: var(--warn); }
.telemetry-row.critical .value { color: var(--down); }

.telemetry-bar-track {
  height: 4px;
  border-radius: 2px;
  background: var(--border-subtle);
  overflow: hidden;
}

.telemetry-bar-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--accent);
  transition: width 0.4s ease;
}

.telemetry-row.warn .telemetry-bar-fill { background: var(--warn); }
.telemetry-row.critical .telemetry-bar-fill { background: var(--down); }

.telemetry-offline {
  color: var(--text-muted);
  font-size: 13px;
  padding: 8px 0;
}

.footer {
  padding: 20px 24px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 12px;
  text-align: center;
}