/* Keep colors in sync with the chart constants in app.py */
:root {
  --page: #0d0d0d;
  --surface: #1a1a19;
  --surface-2: #232322;
  --line: rgba(255, 255, 255, 0.1);
  --ink: #f0efec;
  --ink-2: #c3c2b7;
  --muted: #898781;
  --good: #0ca30c;
  --accent: #3987e5;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}

body {
  background: var(--page);
  color: var(--ink);
}

.mantine-AppShell-header {
  background: var(--surface);
  border-color: var(--line);
}

.main {
  background: var(--page);
  max-width: 1680px;
  margin: 0 auto;
}

/* Header */

.brand-mark {
  display: grid;
  place-items: center;
  width: 36px;
  height: 36px;
  border-radius: 10px;
  color: var(--accent);
  background: rgba(57, 135, 229, 0.12);
  box-shadow: inset 0 0 0 1px rgba(57, 135, 229, 0.3);
}

.eyebrow {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--muted);
}

.app-title {
  font-size: 18px;
  font-weight: 600;
  white-space: nowrap;
}

/* Status bar */

.meta {
  color: var(--ink-2);
  font-size: 14px;
}

.clock {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--good);
  box-shadow: 0 0 0 0 rgba(12, 163, 12, 0.6);
  animation: pulse 2s infinite;
  flex: none;
}

.pulse.paused {
  background: var(--muted);
  animation: none;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 8px rgba(12, 163, 12, 0); }
  100% { box-shadow: 0 0 0 0 rgba(12, 163, 12, 0); }
}

/* KPI tiles */

.kpi-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  gap: 12px;
  margin-bottom: 16px;
}

.kpi {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 12px 14px;
  transition: border-color 0.2s;
}

.kpi.kpi-warning,
.kpi.kpi-serious,
.kpi.kpi-critical {
  border-color: var(--status);
  box-shadow: inset 3px 0 0 var(--status);
}

.kpi-label {
  font-size: 12px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.kpi-value {
  font-size: 26px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.25;
}

.kpi-unit {
  font-size: 13px;
  color: var(--muted);
}

.kpi-delta {
  font-size: 12px;
  color: var(--ink-2);
  min-height: 18px;
}

/* Cards */

.card {
  background: var(--surface);
  border: 1px solid var(--line);
  padding: 14px 16px;
  margin-bottom: 16px;
}

.card-title {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
}

.card-hint {
  font-size: 12px;
  color: var(--muted);
}

.graph-tall {
  height: 640px;
}

/* Alarms */

.alarm-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.alarm-badge {
  text-transform: none;
  font-weight: 500;
}

.alarm-badge:not(.active) {
  color: var(--muted);
  border-color: var(--line);
}

.alarm-badge.active {
  color: #0b0b0b;
  animation: flash 1.2s ease-in-out infinite alternate;
}

@keyframes flash {
  to { opacity: 0.7; }
}

@media (prefers-reduced-motion: reduce) {
  .pulse, .alarm-badge.active { animation: none; }
}

/* Event log */

.event-table {
  font-size: 13px;
  --table-border-color: var(--line);
  --table-hover-color: var(--surface-2);
}

.event-table th {
  text-align: left;
  color: var(--muted);
  font-weight: 500;
  font-size: 12px;
  position: sticky;
  top: 0;
  background: var(--surface);
}

.event-table .mono {
  font-family: var(--mono);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}

.event-table .ongoing {
  color: var(--ink);
  font-weight: 500;
}

.event-name {
  font-weight: 500;
  white-space: nowrap;
}

td.event-why {
  color: var(--ink-2);
}

.event-table .empty {
  color: var(--muted);
  text-align: center;
  padding: 24px;
}

@media (max-width: 768px) {
  .mantine-AppShell-main {
    padding-left: 16px;
    padding-right: 16px;
  }
  .graph-tall {
    height: 520px;
  }
  .event-why {
    display: none;
  }
}