/* =============================================================
   Argonaut Shipwreck Database - Nautical/Archival Theme
   ============================================================= */

:root {
  --navy: #1a2a3a;
  --navy-light: #243648;
  --navy-mid: #2c4158;
  --parchment: #f4ead5;
  --parchment-dark: #e8d9b8;
  --cream: #faf6ee;
  --gold: #c9a84c;
  --gold-light: #e0c97a;
  --rust: #a0522d;
  --sea-blue: #4a8fa8;
  --sea-light: #6bb5cc;
  --text-dark: #1a1a1a;
  --text-light: #e8e0d0;
  --text-muted: #8899aa;
  --border: #3a5068;
  --sidebar-width: 260px;
  --detail-width: 380px;
  --header-height: 64px;
}

* { box-sizing: border-box; margin: 0; padding: 0; }

body {
  font-family: 'Georgia', 'Times New Roman', serif;
  background: var(--navy);
  color: var(--text-light);
  height: 100vh;
  overflow: hidden;
}

/* Header */
.app-header {
  height: var(--header-height);
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-bottom: 2px solid var(--gold);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 20px;
  z-index: 10;
}

.app-header h1 {
  font-size: 1.3rem;
  color: var(--gold);
  letter-spacing: 1px;
  font-variant: small-caps;
}

.subtitle {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-style: italic;
}

.header-right {
  display: flex;
  gap: 12px;
  align-items: center;
}

.view-toggle {
  display: flex;
  gap: 2px;
  margin-bottom: 16px;
}

.region-toggle {
  display: flex;
  gap: 2px;
}

.filter-sidebar .view-toggle {
  width: 100%;
}

.filter-sidebar .view-btn {
  flex: 1;
  text-align: center;
}

.view-btn, .region-btn {
  background: var(--navy-mid);
  color: var(--text-muted);
  border: 1px solid var(--border);
  padding: 6px 12px;
  font-size: 0.8rem;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.view-btn:first-child, .region-btn:first-child { border-radius: 4px 0 0 4px; }
.view-btn:last-child, .region-btn:last-child { border-radius: 0 4px 4px 0; }

.view-btn.active, .region-btn.active {
  background: var(--sea-blue);
  color: #fff;
  border-color: var(--sea-blue);
}

.view-btn:hover, .region-btn:hover {
  background: var(--navy-mid);
  color: var(--text-light);
}

/* Main Layout */
.app-main {
  display: flex;
  height: calc(100vh - var(--header-height));
  position: relative;
}

/* Filter Sidebar */
.filter-sidebar {
  width: var(--sidebar-width);
  min-width: var(--sidebar-width);
  background: var(--navy-light);
  border-right: 1px solid var(--border);
  padding: 16px;
  overflow-y: auto;
  transition: margin-left 0.25s;
}

.filter-sidebar.collapsed {
  margin-left: calc(-1 * var(--sidebar-width));
}

.sidebar-toggle {
  display: none;
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  background: var(--navy-light);
  border: 1px solid var(--border);
  border-left: none;
  color: var(--text-muted);
  padding: 8px 4px;
  cursor: pointer;
  border-radius: 0 4px 4px 0;
  z-index: 5;
}

.filter-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 16px;
}

.filter-header h2 {
  font-size: 1rem;
  color: var(--gold);
  font-variant: small-caps;
}

.clear-btn {
  background: none;
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 3px 8px;
  font-size: 0.7rem;
  cursor: pointer;
  border-radius: 3px;
  font-family: inherit;
}

.clear-btn:hover {
  color: var(--rust);
  border-color: var(--rust);
}

.filter-group {
  margin-bottom: 14px;
}

.filter-group label {
  display: block;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-bottom: 4px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.filter-group input[type="text"],
.filter-group input[type="number"],
.filter-group select {
  width: 100%;
  background: var(--navy);
  border: 1px solid var(--border);
  color: var(--text-light);
  padding: 6px 8px;
  font-size: 0.85rem;
  font-family: inherit;
  border-radius: 3px;
}

.filter-group input:focus,
.filter-group select:focus {
  outline: none;
  border-color: var(--sea-blue);
}

.filter-group select { cursor: pointer; }

.range-inputs {
  display: flex;
  gap: 6px;
  align-items: center;
}

.range-inputs input { width: 45%; }
.range-inputs span { color: var(--text-muted); }

.filter-group input[type="checkbox"] {
  accent-color: var(--sea-blue);
  margin-right: 6px;
}

/* Content Area */
.content-area {
  flex: 1;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* List View */
.list-view {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.results-header {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 16px;
  background: var(--navy-light);
  border-bottom: 1px solid var(--border);
  font-size: 0.85rem;
}

#results-count {
  color: var(--gold-light);
  font-weight: bold;
}

#sort-label { color: var(--text-muted); margin-left: auto; }

#sort-select {
  background: var(--navy);
  border: 1px solid var(--border);
  color: var(--text-light);
  padding: 4px 8px;
  font-size: 0.8rem;
  font-family: inherit;
  border-radius: 3px;
}

.table-wrapper {
  flex: 1;
  overflow-y: auto;
}

#results-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
}

#results-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

#results-table th {
  background: var(--navy-mid);
  color: var(--parchment-dark);
  padding: 8px 12px;
  text-align: left;
  font-weight: normal;
  font-variant: small-caps;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--gold);
  white-space: nowrap;
  cursor: pointer;
  user-select: none;
}

#results-table th.sortable:hover { color: var(--gold); }
#results-table th.sorted-asc::after { content: ' \25B2'; font-size: 0.65em; }
#results-table th.sorted-desc::after { content: ' \25BC'; font-size: 0.65em; }

#results-table td {
  padding: 7px 12px;
  border-bottom: 1px solid rgba(255,255,255,0.05);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 250px;
}

#results-table tbody tr {
  cursor: pointer;
  transition: background 0.1s;
}

#results-table tbody tr:hover {
  background: var(--navy-mid);
}

#results-table tbody tr.selected {
  background: var(--sea-blue);
  color: #fff;
}

.region-tag {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: bold;
  letter-spacing: 0.5px;
}

.region-tag.WA { background: rgba(74, 143, 168, 0.3); color: var(--sea-light); }
.region-tag.BC { background: rgba(160, 82, 45, 0.3); color: #d4946a; }

/* Map View */
.map-view { height: 100%; }
.map-view.hidden { display: none; }
.list-view.hidden { display: none; }

#map { background: var(--navy); }

.leaflet-popup-content-wrapper {
  background: var(--navy-light);
  color: var(--text-light);
  border: 1px solid var(--gold);
  border-radius: 4px;
}

.leaflet-popup-tip { background: var(--navy-light); }

.popup-title {
  font-weight: bold;
  color: var(--gold);
  font-size: 0.95rem;
  margin-bottom: 4px;
}

.popup-info {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.popup-link {
  color: var(--sea-light);
  cursor: pointer;
  font-size: 0.8rem;
  text-decoration: underline;
}

/* Detail Panel */
.detail-panel {
  width: var(--detail-width);
  min-width: var(--detail-width);
  background: var(--parchment);
  color: var(--text-dark);
  overflow-y: auto;
  border-left: 2px solid var(--gold);
  padding: 20px;
  position: relative;
}

.detail-panel.hidden { display: none; }

.close-btn {
  position: absolute;
  top: 10px;
  right: 10px;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: #666;
  line-height: 1;
}

.close-btn:hover { color: var(--rust); }

.detail-name {
  font-size: 1.3rem;
  color: var(--navy);
  margin-bottom: 4px;
  font-weight: bold;
  padding-right: 24px;
}

.detail-region {
  font-size: 0.8rem;
  color: var(--rust);
  margin-bottom: 16px;
}

.detail-section {
  margin-bottom: 16px;
}

.detail-section h3 {
  font-size: 0.85rem;
  color: var(--navy-mid);
  text-transform: uppercase;
  letter-spacing: 1px;
  border-bottom: 1px solid var(--parchment-dark);
  padding-bottom: 4px;
  margin-bottom: 8px;
}

.detail-field {
  display: flex;
  margin-bottom: 4px;
  font-size: 0.85rem;
}

.detail-label {
  width: 100px;
  min-width: 100px;
  color: #666;
  font-style: italic;
}

.detail-value {
  color: var(--text-dark);
  word-break: break-word;
}

.detail-map {
  width: 100%;
  height: 200px;
  border-radius: 4px;
  border: 1px solid var(--parchment-dark);
  margin-top: 8px;
}

.detail-source {
  font-size: 0.75rem;
  color: #999;
  font-style: italic;
  margin-top: 16px;
  padding-top: 8px;
  border-top: 1px solid var(--parchment-dark);
}

/* Modal overlay */
.modal-overlay {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.5);
  z-index: 20;
}

.modal-overlay.hidden { display: none; }

/* Loading */
.loading {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 200px;
  color: var(--text-muted);
  font-style: italic;
}

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--navy); }
::-webkit-scrollbar-thumb { background: var(--navy-mid); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--border); }

/* Responsive */
@media (max-width: 900px) {
  .filter-sidebar {
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    z-index: 15;
    box-shadow: 4px 0 20px rgba(0,0,0,0.5);
  }
  .filter-sidebar.collapsed { margin-left: calc(-1 * var(--sidebar-width)); }
  .sidebar-toggle { display: block; }

  .detail-panel {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    z-index: 15;
    box-shadow: -4px 0 20px rgba(0,0,0,0.5);
  }

  .app-header {
    flex-direction: column;
    height: auto;
    padding: 8px 12px;
    gap: 6px;
  }

  .header-right {
    width: 100%;
    justify-content: space-between;
  }

  .subtitle { display: none; }

  #results-table td { max-width: 120px; }
}

@media (max-width: 600px) {
  .detail-panel {
    width: 100%;
    min-width: 100%;
  }

  .region-toggle .region-btn { font-size: 0.7rem; padding: 4px 8px; }
}