:root {
  color-scheme: dark;
  --bg: #050607;
  --surface: #111417;
  --surface-2: #1a1f24;
  --border: #30373f;
  --text: #f4f7fa;
  --muted: #aab4bf;
  --accent: #67d7ff;
  --accent-soft: #123240;
  --ok: #56e39f;
  --warn: #ffd166;
  --danger: #ff7b86;
  --shadow: 0 12px 32px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

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

.page {
  max-width: 1280px;
  margin: 0 auto;
  padding: 24px;
}

.header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 24px;
}

.header-controls {
  display: grid;
  grid-template-columns: minmax(150px, 190px) auto;
  align-items: end;
  justify-content: end;
  gap: 10px;
}

.header-controls > .meta {
  grid-column: 1 / -1;
  text-align: right;
}

.date-control {
  display: grid;
  gap: 5px;
  color: var(--muted);
  font-size: 0.8rem;
}

.date-control select {
  width: 100%;
  min-height: 39px;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--surface);
  color: var(--text);
  padding: 8px 34px 8px 10px;
  font: inherit;
}

.date-control select:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

.title-block h1 {
  margin: 0 0 6px;
  font-size: 2.2rem;
  line-height: 1.1;
}

.meta {
  color: var(--muted);
  font-size: 0.95rem;
}

.status-pill {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 14px;
  border-radius: 999px;
  background: var(--surface);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  font-size: 0.92rem;
}

.status-pill[data-status="ok"] {
  color: var(--ok);
  border-color: #256d50;
  background: #0d241b;
}

.status-pill[data-status="warning"] {
  color: var(--warn);
  border-color: #6f5924;
  background: #241d0d;
}

.status-pill[data-status="error"] {
  color: var(--danger);
  border-color: #74343a;
  background: #291216;
}

.grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 16px;
}

.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  box-shadow: var(--shadow);
  padding: 18px;
}

.span-3 { grid-column: span 3; }
.span-4 { grid-column: span 4; }
.span-6 { grid-column: span 6; }
.span-8 { grid-column: span 8; }
.span-12 { grid-column: span 12; }

.metric-label {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.metric-value {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: 0;
}

.metric-value--compact {
  font-size: 1.3rem;
  line-height: 1.25;
}

.metric-detail {
  color: var(--accent);
  font-size: 0.9rem;
  margin-top: 8px;
}

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

.section-title {
  font-size: 1.4rem;
  margin: 0 0 14px;
}

.table-wrap {
  overflow-x: auto;
}

table {
  width: 100%;
  min-width: 720px;
  border-collapse: collapse;
  table-layout: auto;
}

th,
td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
  font-size: 0.92rem;
  overflow-wrap: normal;
}

th {
  color: var(--muted);
  font-weight: 600;
  background: var(--surface-2);
}

.tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 14px;
  flex-wrap: wrap;
}

.tab {
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  cursor: pointer;
}

.tab.active {
  background: var(--accent-soft);
  border-color: #2f7892;
  color: var(--accent);
}

.panel {
  display: none;
}

.panel.active {
  display: block;
}

.diag-list {
  display: grid;
  gap: 10px;
}

.diag-item {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  background: var(--surface-2);
}

.diag-item[data-severity="error"] {
  border-color: #74343a;
  background: #291216;
}

.diag-item[data-severity="warning"] {
  border-color: #6f5924;
  background: #241d0d;
}

.empty {
  color: var(--muted);
  padding: 12px 0;
}

@media (max-width: 980px) {
  .span-3,
  .span-4,
  .span-6,
  .span-8 {
    grid-column: span 12;
  }
}

@media (max-width: 640px) {
  .page {
    padding: 16px;
  }

  .header {
    flex-direction: column;
    align-items: start;
  }

  .header-controls {
    width: 100%;
    grid-template-columns: minmax(0, 1fr) auto;
    justify-content: stretch;
  }

  .header-controls > .meta {
    text-align: left;
  }

  .title-block h1 {
    font-size: 1.8rem;
  }

  .metric-value {
    font-size: 1.65rem;
  }
}