:root {
  --bg: #f8f9fa;
  --surface: #ffffff;
  --text: #212529;
  --muted: #6c757d;
  --border: #dee2e6;
  --accent: #0d6efd;
  --accent-hover: #0b5ed7;
  --danger: #dc3545;
  --radius: 0.375rem;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
}

[hidden] { display: none !important; }

.app-header {
  background: var(--surface);
  border-bottom: 1px solid var(--border);
  padding: 1rem;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 1rem;
}

.app-header-logo {
  grid-column: 1;
  justify-self: start;
  align-self: center;
  display: flex;
  align-items: center;
}

.app-header h1 {
  margin: 0;
  font-size: 1.75rem;
}

.app-header-titles {
  grid-column: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.125rem;
  min-width: 0;
}

.app-header .logo {
  height: 1.5rem;
  width: auto;
  flex-shrink: 0;
  color: var(--text);
}

.app-subtitle {
  margin: 0;
  font-size: 0.8125rem;
  color: var(--muted);
  line-height: 1.25;
}

.status {
  grid-column: 3;
  text-align: right;
  font-size: 0.875rem;
  color: var(--muted);
}

.status.error {
  color: var(--danger);
}

main {
  max-width: 1280px;
  margin: 0 auto;
  padding: 1rem;
}

.app-footer {
  text-align: center;
  color: var(--muted);
  font-size: 0.875rem;
  padding: 1rem;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}

/* Search */
.search-bar input {
  width: 100%;
  padding: 0.625rem 0.75rem;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  margin-bottom: 1rem;
}

/* Filters */
.filter-drawer {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.75rem;
  margin-bottom: 1rem;
}

.filter-drawer summary {
  font-weight: 600;
  cursor: pointer;
  margin-bottom: 0.5rem;
}

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: flex-end;
}

.filter-bar label,
.filter-group {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  font-size: 0.875rem;
  color: var(--muted);
  min-width: 140px;
  flex: 1 1 160px;
}

.filter-group label {
  min-width: unset;
  flex: unset;
}

.filter-bar input,
.filter-bar select {
  padding: 0.375rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.875rem;
  color: var(--text);
  background: #fff;
}

.units-inputs {
  display: flex;
  gap: 0.5rem;
  flex: 1 1 200px;
}

.units-inputs label {
  min-width: 80px;
}

/* Results header */
.results-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 1rem 0 0.5rem;
  gap: 1rem;
}

#results-summary { font-size: 0.875rem; }

#clear-filters {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 0.375rem 0.75rem;
  cursor: pointer;
  font-size: 0.875rem;
}

#clear-filters:hover {
  border-color: var(--accent);
  color: var(--accent);
}

/* Tables */
.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

table {
  width: 100%;
  border-collapse: collapse;
  background: var(--surface);
  font-size: 0.875rem;
}

th, td {
  padding: 0.625rem 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--border);
  vertical-align: top;
}

th {
  background: #f1f3f5;
  font-weight: 600;
  white-space: nowrap;
}

tbody tr:hover { background: #f8f9fa; }
#results-table tbody tr { cursor: pointer; }

.sortable,
.sort-label {
  cursor: pointer;
  user-select: none;
}

.sort-label { padding: 0.125rem 0.25rem; border-radius: var(--radius); }
.sort-label:hover { background: #e9ecef; }

.sort-label::after,
.sortable[data-sort]::after {
  content: ' ↕';
  color: var(--muted);
  font-size: 0.75rem;
}

.sort-label.asc::after,
.sortable[data-sort].asc::after { content: ' ▲'; }
.sort-label.desc::after,
.sortable[data-sort].desc::after { content: ' ▼'; }

.sort-label.asc,
.sort-label.desc,
.sortable[data-sort].asc,
.sortable[data-sort].desc { color: var(--accent); }

td .small {
  display: block;
  color: var(--muted);
  font-size: 0.75rem;
}

td .badge {
  display: inline-block;
  background: #e9ecef;
  border-radius: var(--radius);
  padding: 0.125rem 0.375rem;
  font-size: 0.75rem;
  margin: 0.125rem;
}

td.empty {
  text-align: center;
  color: var(--muted);
  padding: 2rem;
}

/* Pagination */
.pagination {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  justify-content: center;
  margin: 1rem 0;
  flex-wrap: wrap;
}

.pagination button {
  padding: 0.375rem 0.75rem;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  cursor: pointer;
}

.pagination button:hover:not(:disabled) {
  border-color: var(--accent);
  color: var(--accent);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.page-input {
  width: 60px;
  padding: 0.375rem;
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

/* Detail view */
.back-link {
  display: inline-block;
  margin-bottom: 1rem;
  color: var(--accent);
  text-decoration: none;
  font-weight: 500;
}

.back-link:hover { text-decoration: underline; }

.detail-header {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem;
  margin-bottom: 1rem;
}

.detail-header h2 { margin: 0 0 0.25rem; }

.detail-header .address {
  color: var(--muted);
  margin: 0.25rem 0;
}

.detail-header .meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.875rem;
  margin-top: 0.75rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1rem;
  margin-bottom: 1rem;
}

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

.card h3 { margin: 0 0 0.5rem; font-size: 1rem; }

.card dl { margin: 0; font-size: 0.875rem; }
.card dt { color: var(--muted); font-size: 0.75rem; margin-top: 0.5rem; }
.card dd { margin: 0; }
.card .muted { color: var(--muted); font-size: 0.875rem; margin: 0; }

section h3 { margin: 1.5rem 0 0.5rem; }

.expand-btn {
  padding: 0.25rem 0.5rem;
  border: 1px solid var(--border);
  background: var(--surface);
  border-radius: var(--radius);
  cursor: pointer;
  font-size: 0.75rem;
  white-space: nowrap;
}

.expand-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.contract-detail td { padding: 0; }

.contract-detail > td > div {
  padding: 0.75rem;
  background: #f8f9fa;
  font-size: 0.875rem;
}

.contract-detail h4 {
  margin: 0.75rem 0 0.25rem;
  font-size: 0.875rem;
}

.contract-detail h4:first-child { margin-top: 0; }

.contract-detail table {
  font-size: 0.8125rem;
  margin-top: 0.25rem;
}

.contract-detail th,
.contract-detail td { padding: 0.375rem 0.5rem; }

#detail-flags ul { margin: 0.25rem 0 0.75rem; padding-left: 1.25rem; font-size: 0.875rem; }
#detail-flags h4 { margin: 0.75rem 0 0.25rem; font-size: 0.875rem; }

.error { color: var(--danger); }

/* Maps */
.map-panel {
  margin-bottom: 1rem;
}

.map-container {
  width: 100%;
  height: 280px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

.map-note {
  margin: 0;
  padding: 1rem;
  font-size: 0.875rem;
  color: var(--muted);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}

/* Mobile */
@media (max-width: 640px) {
  .app-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
  }

  .app-header-logo { grid-column: auto; }
  .app-header-titles { grid-column: auto; }
  .status { grid-column: auto; text-align: center; }

  .app-header h1 { font-size: 1.5rem; }

  .app-header .logo { height: 1.25rem; }

  main { padding: 0.5rem; }

  .filter-drawer:not([open]) > .filter-bar { display: none; }
  .filter-bar { flex-direction: column; gap: 0.75rem; align-items: stretch; }
  .units-inputs { flex: unset; }
  .filter-bar label { flex: unset; min-width: unset; }

  th, td { padding: 0.5rem; font-size: 0.8125rem; }
}

@media (min-width: 641px) {
  /* Keep filter details open on desktop so the summary is less intrusive. */
  .filter-drawer summary { display: none; }
  .filter-drawer > .filter-bar { display: flex; }
}