:root {
  --bg: #f7f7f8;
  --surface: #ffffff;
  --border: #d8d8dc;
  --text: #1a1a1e;
  --text-muted: #5c5c66;
  --accent: #1d4ed8;
  --accent-text: #ffffff;
  --row-hover: #eef2ff;
  --danger: #b91c1c;
  --mono-bg: #f0f0f2;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #16161a;
    --surface: #1f1f24;
    --border: #34343c;
    --text: #e8e8ec;
    --text-muted: #a3a3ad;
    --accent: #5b8def;
    --accent-text: #0a0a0c;
    --row-hover: #24283a;
    --danger: #f87171;
    --mono-bg: #101014;
  }
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.4;
}

body:not(.authenticated) main { display: none; }

.app-header {
  padding: 1rem 1.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}

.app-header h1 {
  margin: 0;
  font-size: 1.25rem;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 1.5rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: end;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
}

.filter-field {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.85rem;
}

.filter-field--grow { flex: 1; min-width: 200px; }
.filter-field--action { justify-content: end; }

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

input, select, button {
  font: inherit;
  padding: 0.45rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
}

button {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
  cursor: pointer;
  font-weight: 600;
}

button:hover { filter: brightness(1.08); }

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border);
}

.search-status {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin: 0.75rem 0;
  min-height: 1.2em;
}

.results-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
}

.results-table th, .results-table td {
  text-align: left;
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}

.results-table th {
  color: var(--text-muted);
  font-weight: 600;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.results-table tbody tr { cursor: pointer; }
.results-table tbody tr:hover { background: var(--row-hover); }
.results-table tbody tr:last-child td { border-bottom: none; }

.results-empty {
  color: var(--text-muted);
  padding: 1rem;
  text-align: center;
}

.detail-panel {
  margin-top: 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.25rem;
}

.detail-panel-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.detail-panel-header h2 { margin: 0; font-size: 1.1rem; }
.detail-panel-actions { display: flex; gap: 0.5rem; }

.detail-grid {
  display: grid;
  grid-template-columns: max-content 1fr;
  gap: 0.35rem 1rem;
  margin: 0 0 1rem 0;
}

.detail-grid dt { color: var(--text-muted); font-size: 0.82rem; }
.detail-grid dd { margin: 0; font-size: 0.92rem; }

.detail-units {
  width: 100%;
  border-collapse: collapse;
  margin: 0.5rem 0 1rem 0;
  font-size: 0.85rem;
}

.detail-units th, .detail-units td {
  text-align: left;
  padding: 0.35rem 0.6rem;
  border-bottom: 1px solid var(--border);
}

.detail-comments {
  margin: 0.5rem 0 0 0;
  padding-left: 1.25rem;
  font-size: 0.88rem;
}

.detail-comments li { margin-bottom: 0.3rem; }

#detail-raw {
  background: var(--mono-bg);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 1rem;
  overflow-x: auto;
  font-size: 0.82rem;
  white-space: pre-wrap;
  word-break: break-word;
}

.fatal-error {
  color: var(--danger);
  padding: 2rem;
  text-align: center;
}

h3 {
  font-size: 0.95rem;
  margin: 1rem 0 0.4rem 0;
}

/* ── Dashboard ─────────────────────────────────────────────────────────── */

.section-divider {
  border: none;
  border-top: 1px solid var(--border);
  margin: 2rem 0;
}

.preset-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
}

.preset-btn {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--border);
  font-weight: 500;
  padding: 0.4rem 0.7rem;
  font-size: 0.85rem;
}

.preset-btn:hover { filter: none; background: var(--row-hover); }

.preset-btn.is-active {
  background: var(--accent);
  color: var(--accent-text);
  border-color: var(--accent);
}

.dashboard-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.dashboard-toolbar .search-status { margin: 0.75rem 0; }
.dashboard-toolbar button { font-size: 0.82rem; padding: 0.35rem 0.65rem; }

.stat-tile-row {
  display: flex;
  gap: 1rem;
  margin-bottom: 1rem;
}

.stat-tile {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem 1.25rem;
  min-width: 160px;
}

.stat-tile-label {
  color: var(--text-muted);
  font-size: 0.8rem;
}

.stat-tile-value {
  font-size: 2rem;
  font-weight: 600;
  font-variant-numeric: proportional-nums;
  margin-top: 0.15rem;
}

.chart-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.chart-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1rem;
  margin: 0;
}

.chart-card--wide { grid-column: 1 / -1; }

.chart-card figcaption {
  color: var(--text-muted);
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  margin-bottom: 0.6rem;
}

.chart-body { width: 100%; }
.chart-body svg { display: block; width: 100%; height: auto; }

/* Horizontal bar charts (by agency / unit / type) are plain HTML rows, not
   SVG — category labels vary in length and DOM layout handles that far more
   robustly than measuring SVG text. */
.bar-chart-rows {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.bar-chart-row {
  display: grid;
  grid-template-columns: 84px 1fr 44px;
  align-items: center;
  gap: 0.5rem;
  cursor: pointer;
  border-radius: 4px;
}

.bar-chart-row-label {
  font-size: 0.8rem;
  color: var(--text);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.bar-chart-track {
  background: var(--bg);
  border-radius: 3px;
  height: 20px;
  overflow: hidden;
}

.bar-chart-fill {
  background: var(--accent);
  height: 100%;
  max-height: 20px;
  border-radius: 0 3px 3px 0;
  transition: filter 0.1s ease;
}

.bar-chart-row:hover .bar-chart-fill,
.bar-chart-row.is-hovered .bar-chart-fill {
  filter: brightness(1.12);
}

.bar-chart-row-value {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-variant-numeric: tabular-nums;
  text-align: right;
}

.chart-axis-line { stroke: var(--border); stroke-width: 1; }

.chart-line-path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2;
  stroke-linejoin: round;
  stroke-linecap: round;
}

.chart-area-path { fill: var(--accent); opacity: 0.1; }

.chart-line-dot {
  fill: var(--accent);
  stroke: var(--surface);
  stroke-width: 2;
}

.chart-hit-target {
  fill: transparent;
  cursor: pointer;
}

.chart-empty {
  color: var(--text-muted);
  font-size: 0.85rem;
  padding: 1rem 0;
  text-align: center;
}

.chart-tooltip {
  position: fixed;
  z-index: 20;
  pointer-events: none;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 0.4rem 0.6rem;
  font-size: 0.82rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.chart-tooltip .tooltip-value {
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

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

.chart-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

.chart-table th, .chart-table td {
  text-align: left;
  padding: 0.3rem 0.5rem;
  border-bottom: 1px solid var(--border);
}

.chart-table td:last-child, .chart-table th:last-child {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.dashboard.is-table-view .chart-body svg,
.dashboard.is-table-view .chart-body .bar-chart-rows { display: none; }
.dashboard:not(.is-table-view) .chart-body .chart-table { display: none; }

@media (max-width: 720px) {
  .chart-grid { grid-template-columns: 1fr; }
}