/* ═══ RESET & ROOT ═══════════════════════════════════════════════════════════ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --hdr:       48px;
  --ftr:       30px;
  --sidebar:   280px;
  --detail:    310px;
  --bg:        #0d1621;
  --panel:     #111d2b;
  --panel2:    #162032;
  --border:    #475569;
  --accent:    #1d4ed8;
  --accent2:   #10b981;
  --text:      #e2e8f0;
  --text-dim:  #8facc8;
  --chip-blue: #1d4ed8;
  --chip-gray: #374151;
  --radius:    6px;
  --trans:     0.22s ease;
}

html, body {
  height: 100%;
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 13px;
  background: var(--bg);
  color: var(--text);
  overflow: hidden;
}

/* ═══ HEADER ════════════════════════════════════════════════════════════════ */
.app-header {
  height: var(--hdr);
  background: #0a1520;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  flex-shrink: 0;
  z-index: 1000;
  position: relative;
}

.header-brand {
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-brand .fa-layer-group {
  color: var(--accent);
  font-size: 16px;
}

.header-title {
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  color: #f0f6ff;
}

.header-badge {
  background: var(--accent);
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.06em;
  padding: 1px 5px;
  border-radius: 3px;
}

.header-meta {
  display: flex;
  align-items: center;
  gap: 18px;
  color: var(--text-dim);
  font-size: 12px;
}

.header-meta i { margin-right: 4px; }

.header-logo {
  height: 32px;
  width: auto;
  object-fit: contain;
}

.header-sep {
  display: inline-block;
  width: 1px;
  height: 1em;
  background: #ffffff;
  margin: 0 10px;
  vertical-align: middle;
}

.btn-about {
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius);
  padding: 4px 10px;
  font-size: 12px;
  cursor: pointer;
  transition: var(--trans);
}
.btn-about:hover {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}

/* ═══ BODY LAYOUT ════════════════════════════════════════════════════════════ */
.app-body {
  display: flex;
  height: calc(100vh - var(--hdr) - var(--ftr));
  overflow: hidden;
}

/* ═══ FOOTER ════════════════════════════════════════════════════════════════ */
.app-footer {
  height: var(--ftr);
  background: #f3f4f6;
  border-top: 1px solid #d1d5db;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  flex-shrink: 0;
  color: #2563eb;
  font-size: 11px;
}

.app-footer a {
  color: var(--accent);
  text-decoration: none;
}
.app-footer a:hover { text-decoration: underline; }

/* ═══ LEFT SIDEBAR ═══════════════════════════════════════════════════════════ */
.sidebar {
  width: var(--sidebar);
  min-width: var(--sidebar);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  z-index: 10;
}

.sidebar-search {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border-bottom: 1px solid var(--border);
  background: var(--panel2);
}

.sidebar-search i {
  color: var(--text-dim);
  font-size: 12px;
  flex-shrink: 0;
}

.sidebar-search input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  color: var(--text);
  font-size: 13px;
  min-width: 0;
}

.sidebar-search input::placeholder { color: var(--text-dim); }

.sidebar-search #btnClearSearch {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 0;
  font-size: 12px;
  line-height: 1;
}
.sidebar-search #btnClearSearch:hover { color: var(--text); }

.sidebar-section {
  padding: 7px 12px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  gap: 8px;
}

.screen-reader-text {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0,0,0,0);
  white-space: nowrap;
  border: 0;
}

.section-label {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  white-space: nowrap;
  margin-bottom: 0;
}

.section-label i { margin-right: 4px; width: 12px; }

.sidebar-section .form-select { flex: 1; min-width: 0; }

.sidebar-btn-col {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 8px 12px;
  border-bottom: 1px solid var(--border);
}

.sidebar-btn-row {
  display: flex;
  gap: 6px;
}

.sidebar-btn-row .btn { flex: 1; }

.form-select {
  background-color: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 12px;
}
.form-select:focus {
  background-color: var(--panel2);
  border-color: var(--accent);
  color: var(--text);
  box-shadow: 0 0 0 2px rgba(59,130,246,.25);
}
.form-select option { background: var(--panel2); }

.btn-primary {
  background: var(--accent);
  border-color: var(--accent);
  font-size: 12px;
  font-weight: 500;
}
.btn-primary:hover { background: #2563eb; border-color: #2563eb; }

.btn-outline-secondary {
  border-color: var(--border);
  color: var(--text-dim);
  font-size: 12px;
}
.btn-outline-secondary:hover { background: var(--panel2); color: var(--text); border-color: #4a6580; }

.btn-map-active {
  background: rgba(245,158,11,0.12);
  border-color: #f59e0b;
  color: #fbbf24;
  font-size: 12px;
  font-weight: 500;
}
.btn-map-active:hover { background: rgba(245,158,11,0.22); border-color: #fbbf24; color: #fcd34d; }

.sidebar > .btn { margin: 0 12px; width: calc(100% - 24px); }
.sidebar > .btn-primary { margin-top: 10px; }
.sidebar > .btn-outline-secondary { margin-top: 6px; }

.results-header {
  padding: 8px 12px 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-bottom: 1px solid var(--border);
  flex-shrink: 0;
}

.dataset-list {
  flex: 1;
  overflow-y: auto;
  padding: 4px 0;
}

.dataset-list::-webkit-scrollbar { width: 7px; }
.dataset-list::-webkit-scrollbar-track { background: var(--panel2); border-radius: 4px; }
.dataset-list::-webkit-scrollbar-thumb { background: #3a5a80; border-radius: 4px; border: 1px solid var(--panel2); }
.dataset-list::-webkit-scrollbar-thumb:hover { background: var(--accent); }

.ds-item {
  padding: 9px 12px;
  border-bottom: 1px solid rgba(31,48,72,.6);
  cursor: pointer;
  transition: background var(--trans);
}
.ds-item:hover { background: var(--panel2); }
.ds-item.selected { background: #132338; border-left: 3px solid var(--accent); }

.ds-item-name {
  font-size: 12px;
  font-weight: 600;
  color: #cde0f8;
  line-height: 1.3;
  margin-bottom: 3px;
  display: flex;
  align-items: center;
  gap: 6px;
}

.avail-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.avail-dot-yes { background: #22c55e; }
.avail-dot-no  { background: #f97316; }

.ds-item-meta {
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.ds-item-meta i { margin-right: 3px; font-size: 10px; }

.ds-tags {
  margin-top: 4px;
  display: flex;
  flex-wrap: wrap;
  gap: 3px;
}

.tag {
  font-size: 10px;
  padding: 1px 5px;
  border-radius: 3px;
  background: #1a2e44;
  color: #7faacc;
  border: 1px solid #213a55;
}

/* ═══ MAP ════════════════════════════════════════════════════════════════════ */
.map-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

#map {
  width: 100%;
  height: 100%;
  background: #0d1a26;
}

/* Leaflet overrides */
.leaflet-container { background: #0d1a26; }
.leaflet-control-zoom a {
  background: var(--panel) !important;
  color: var(--text) !important;
  border-color: var(--border) !important;
}
.leaflet-control-zoom a:hover { background: var(--panel2) !important; }

.leaflet-home-btn {
  background: var(--panel) !important;
  color: var(--text) !important;
  display: flex !important;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  margin-top: 6px !important;
  border-radius: 4px !important;
  border: 2px solid rgba(0,0,0,0.2) !important;
}
.leaflet-home-btn:hover { background: var(--panel2) !important; color: var(--accent) !important; }
.leaflet-control-attribution {
  background: rgba(13,22,33,.8) !important;
  color: var(--text-dim) !important;
  font-size: 10px !important;
}
.leaflet-control-attribution a { color: var(--accent) !important; }

/* Basemap layer control */
.leaflet-control-layers {
  background: var(--panel) !important;
  border: 1px solid var(--border) !important;
  border-radius: var(--radius) !important;
  box-shadow: 0 4px 16px rgba(0,0,0,.5) !important;
}

.leaflet-control-layers-toggle {
  background-color: var(--panel) !important;
  border-radius: var(--radius) !important;
}

.leaflet-control-layers-expanded {
  padding: 8px 12px 10px !important;
  color: var(--text) !important;
  font-size: 12px !important;
  min-width: 110px;
}

.leaflet-control-layers-list label {
  display: flex !important;
  align-items: center !important;
  gap: 6px !important;
  color: var(--text) !important;
  font-size: 12px !important;
  margin-bottom: 4px !important;
  cursor: pointer;
}

.leaflet-control-layers-list label:last-child { margin-bottom: 0 !important; }

.leaflet-control-layers-separator {
  border-top-color: var(--border) !important;
}



/* Dataset name labels */
.ds-label {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  background: rgba(10,18,28,0.88);
  border: 1px solid var(--ds-color, #3b82f6);
  border-radius: 4px;
  padding: 3px 8px 3px 6px;
  font-size: 11px;
  font-weight: 600;
  color: var(--ds-color, #3b82f6);
  white-space: nowrap;
  cursor: pointer;
  transform: translateX(-50%);
  transition: background 0.15s, box-shadow 0.15s;
  box-shadow: 0 2px 8px rgba(0,0,0,0.5);
  pointer-events: auto;
}

.ds-label:hover {
  background: rgba(20,35,55,0.95);
  box-shadow: 0 3px 12px rgba(0,0,0,0.7);
}

.ds-label-selected {
  background: rgba(20,35,55,0.97);
  box-shadow: 0 0 0 2px var(--ds-color, #3b82f6), 0 3px 12px rgba(0,0,0,0.6);
}

.ds-label i { font-size: 12px; }

/* Dataset footprints */
.ds-footprint {
  transition: fill-opacity 0.15s;
}

/* Map tooltip */
.map-tooltip {
  position: absolute;
  background: rgba(10,18,28,.92);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 6px 10px;
  border-radius: var(--radius);
  font-size: 12px;
  pointer-events: none;
  z-index: 900;
  max-width: 200px;
  white-space: nowrap;
  box-shadow: 0 4px 16px rgba(0,0,0,.5);
}

/* ═══ DETAIL PANEL ═══════════════════════════════════════════════════════════ */
.detail-panel {
  width: var(--detail);
  min-width: var(--detail);
  max-width: var(--detail);
  background: var(--panel);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  overflow-x: hidden;
  z-index: 10;
  opacity: 1;
  transition: max-width 0.5s ease, min-width 0.5s ease, opacity 0.4s ease;
}

.detail-panel.hidden {
  max-width: 0;
  min-width: 0;
  overflow: hidden;
  opacity: 0;
}

.detail-panel::-webkit-scrollbar { width: 7px; }
.detail-panel::-webkit-scrollbar-track { background: var(--panel2); border-radius: 4px; }
.detail-panel::-webkit-scrollbar-thumb { background: #3a5a80; border-radius: 4px; border: 1px solid var(--panel2); }
.detail-panel::-webkit-scrollbar-thumb:hover { background: var(--accent); }

.detail-header {
  padding: 12px 12px 8px;
  border-bottom: 1px solid var(--border);
  background: #0d1826;
  flex-shrink: 0;
}

.detail-title-row {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 8px;
}

.detail-title {
  font-size: 13px;
  font-weight: 700;
  color: #deeeff;
  line-height: 1.4;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-dim);
  cursor: pointer;
  padding: 2px 4px;
  border-radius: 3px;
  font-size: 14px;
  flex-shrink: 0;
  transition: color var(--trans);
}
.btn-icon:hover { color: var(--text); }

.detail-subtitle {
  margin-top: 6px;
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.chip {
  font-size: 11px;
  padding: 2px 7px;
  border-radius: 4px;
  font-weight: 500;
}
.chip-blue { background: rgba(29,78,216,.35); color: #93c5fd; border: 1px solid #1d4ed8; }
.chip-gray { background: rgba(55,65,81,.5); color: #9ca3af; border: 1px solid #374151; }

.detail-section {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
}

.section-title {
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-dim);
  margin-bottom: 8px;
}

/* Preview */
.preview-container {
  position: relative;
  background: #0a1218;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preview-spinner {
  color: var(--accent);
  font-size: 20px;
  padding: 20px;
}

.preview-img {
  width: 100%;
  display: block;
}

.band-selector {
  margin-top: 5px;
  font-size: 11px;
  color: var(--text-dim);
  display: flex;
  gap: 6px;
}

.band-label { font-weight: 600; }

.overlay-controls {
  margin-top: 8px;
}

.opacity-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 6px;
  font-size: 11px;
  color: var(--text-dim);
}

.opacity-label { white-space: nowrap; }

.opacity-row input[type="range"] {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}

#opacityVal {
  width: 30px;
  text-align: right;
}

/* Metadata table */
.meta-table {
  width: 100%;
  font-size: 12px;
  border-collapse: collapse;
}

.meta-table tr { border-bottom: 1px solid rgba(31,48,72,.4); }
.meta-table tr:last-child { border-bottom: none; }

.meta-table td {
  padding: 4px 2px;
  vertical-align: top;
}

.meta-table td:first-child {
  color: var(--text-dim);
  white-space: nowrap;
  padding-right: 10px;
  width: 90px;
  font-size: 11px;
}

.meta-table td:last-child { color: var(--text); }

/* Spectrum canvas */
.spectrum-canvas {
  display: block;
  width: 100%;
  height: auto;
  background: #0a1218;
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.spectrum-legend {
  margin-top: 6px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 11px;
  color: var(--text-dim);
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

/* Downloads */
.download-section { padding-bottom: 16px; }

.download-btns {
  display: flex;
  flex-direction: column;
  gap: 7px;
}

.dl-btn {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 12px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  transition: background var(--trans), border-color var(--trans);
  cursor: pointer;
}

.dl-btn:hover {
  background: #1a2d42;
  border-color: var(--accent);
  color: var(--text);
  text-decoration: none;
}

.dl-btn i {
  font-size: 18px;
  color: var(--accent);
  width: 22px;
  text-align: center;
  flex-shrink: 0;
}

.dl-btn span {
  flex: 1;
  font-size: 13px;
  font-weight: 600;
}

.dl-btn small {
  font-size: 10px;
  color: var(--text-dim);
}

/* ═══ FLIGHTLINES ════════════════════════════════════════════════════════════ */
.fl-count {
  font-size: 10px;
  font-weight: 500;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1px 6px;
  margin-left: 6px;
  color: var(--text-dim);
  vertical-align: middle;
}

.fl-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.fl-item {
  display: flex;
  flex-direction: column;
  gap: 7px;
  padding: 8px 8px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  cursor: pointer;
  cursor: default;
  transition: background var(--trans), border-color var(--trans);
}

.fl-item:hover,
.fl-item.fl-hover {
  background: #172840;
  border-color: #2a4060;
}

.fl-top {
  display: flex;
  align-items: flex-start;
  gap: 8px;
}

.fl-info {
  flex: 1;
  min-width: 0;
}

.fl-name {
  display: block;
  font-size: 12px;
  font-weight: 600;
  color: #cde0f8;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.fl-meta {
  font-size: 10px;
  color: var(--text-dim);
  margin-top: 1px;
}

.fl-thumb {
  width: 52px;
  height: 52px;
  object-fit: cover;
  border-radius: var(--radius);
  flex-shrink: 0;
  background: #0a1218;
  border: 1px solid var(--border);
}

.fl-thumb.fl-thumb-missing {
  opacity: 0.3;
}

.fl-btns {
  display: flex;
  gap: 4px;
  flex-shrink: 0;
}

.fl-dl-btn {
  flex: 1;
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--accent);
  cursor: pointer;
  font-size: 11px;
  font-weight: 500;
  padding: 5px 8px;
  transition: background var(--trans), border-color var(--trans);
  white-space: nowrap;
  text-align: center;
}

.fl-dl-btn:hover {
  background: rgba(59,130,246,.12);
  border-color: var(--accent);
}

.fl-dl-btn i { margin-right: 3px; }

.fl-overlay-active {
  background: rgba(59,130,246,.18) !important;
  border-color: var(--accent) !important;
  color: var(--accent) !important;
}

.fl-opacity-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  color: var(--text-dim);
  padding-top: 2px;
}

.fl-opacity-row .opacity-label { white-space: nowrap; }

.fl-opacity-slider {
  flex: 1;
  accent-color: var(--accent);
  cursor: pointer;
}

.fl-opacity-val {
  width: 30px;
  text-align: right;
  font-size: 11px;
}

/* ═══ LIGHTBOX ═══════════════════════════════════════════════════════════════ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.88);
  padding: 20px;
}

.lightbox-content {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 90vw;
  box-shadow: 0 24px 64px rgba(0,0,0,0.7);
}

.lightbox-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.lightbox-title {
  font-size: 13px;
  font-weight: 600;
  color: #deeeff;
}

.lightbox-img-wrap {
  background: #0a1218;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 200px;
  min-height: 140px;
  overflow: hidden;
}

.lightbox-img-wrap img {
  display: block;
  max-width: min(820px, 82vw);
  max-height: 72vh;
  border-radius: var(--radius);
}

.lightbox-spinner {
  color: var(--accent);
  font-size: 24px;
  padding: 40px;
}

.lightbox-dl-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 7px;
  padding: 8px 16px;
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-size: 12px;
  font-weight: 500;
  transition: background var(--trans), border-color var(--trans);
}

.lightbox-dl-btn:hover {
  background: #1a2d42;
  border-color: var(--accent);
  color: var(--text);
  text-decoration: none;
}

/* ═══ MODAL ══════════════════════════════════════════════════════════════════ */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.7);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}

.modal-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  width: 100%;
  max-width: 440px;
  max-height: 92vh;
  overflow-y: auto;
  padding: 20px 22px 22px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.6);
}

.modal-box::-webkit-scrollbar { width: 5px; }
.modal-box::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }

.modal-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 2px;
}

.modal-title {
  font-size: 15px;
  font-weight: 700;
  color: #deeeff;
}

.modal-dataset {
  font-size: 12px;
  color: var(--accent);
  font-weight: 500;
  margin-bottom: 16px;
  line-height: 1.4;
}

.data-notice {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  background: rgba(59,130,246,0.08);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: var(--radius);
  color: #93c5fd;
  font-size: 12px;
  line-height: 1.55;
  padding: 10px 12px;
  margin: 10px 12px 0;
}

.data-notice i { flex-shrink: 0; margin-top: 2px; }

.data-notice a {
  color: #60a5fa;
  text-decoration: underline;
}

.data-notice a:hover { color: #93c5fd; }

.modal-notice {
  display: flex;
  gap: 9px;
  align-items: flex-start;
  background: rgba(245,158,11,0.1);
  border: 1px solid rgba(245,158,11,0.35);
  border-radius: var(--radius);
  color: #fbbf24;
  font-size: 12px;
  line-height: 1.55;
  padding: 10px 12px;
  margin-bottom: 14px;
}

.modal-notice i { flex-shrink: 0; margin-top: 2px; }
.modal-notice strong { color: #fcd34d; }

.form-group { margin-bottom: 12px; }

.form-label {
  display: block;
  font-size: 11px;
  font-weight: 600;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 4px;
}

.req { color: #ef4444; }

.modal-box .form-control {
  background-color: var(--panel2) !important;
  border: 1px solid var(--border) !important;
  color: var(--text) !important;
  font-size: 12px !important;
  border-radius: var(--radius) !important;
}

.modal-box .form-control:focus {
  border-color: var(--accent) !important;
  box-shadow: 0 0 0 2px rgba(59,130,246,.2) !important;
  background-color: var(--panel2) !important;
  color: var(--text) !important;
}

.modal-box textarea.form-control { resize: vertical; min-height: 72px; }

.modal-box .form-check { margin-bottom: 14px; }

.modal-box .form-check-input {
  background-color: var(--panel2) !important;
  border-color: var(--border) !important;
  margin-top: 2px;
}

.modal-box .form-check-input:checked {
  background-color: var(--accent) !important;
  border-color: var(--accent) !important;
}

.modal-box .form-check-label {
  font-size: 11px;
  color: var(--text-dim);
  line-height: 1.5;
}

.modal-success {
  text-align: center;
  padding: 16px 0 4px;
}

.modal-success .success-icon {
  font-size: 38px;
  margin-bottom: 12px;
}

.modal-success .success-icon.ok   { color: var(--accent2); }
.modal-success .success-icon.wait { color: var(--accent); }

.modal-success p {
  font-size: 13px;
  color: var(--text);
  margin-bottom: 8px;
  line-height: 1.5;
}

.modal-success .note {
  font-size: 11px;
  color: var(--text-dim);
}

.modal-error {
  font-size: 12px;
  color: #ef4444;
  margin-top: 8px;
  text-align: center;
}

/* ═══ OVERVIEW MAP ═══════════════════════════════════════════════════════════ */
#overviewMapWrap {
  position: absolute;
  bottom: 16px;
  right: 16px;
  width: 200px;
  z-index: 500;
  border: 2px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: 0 2px 10px rgba(0,0,0,0.5);
}

#btnOverviewToggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  background: #0a1520;
  border: none;
  border-bottom: 1px solid var(--border);
  color: #fff;
  font-size: 10px;
  padding: 3px 8px;
  cursor: pointer;
  gap: 6px;
}
#btnOverviewToggle::before {
  content: 'Overview';
  font-size: 10px;
  opacity: 0.8;
}
#btnOverviewToggle:hover { background: var(--panel2); }

#overviewMap {
  width: 100%;
  height: 150px;
  transition: height 0.3s ease;
}
#overviewMap.minimized { height: 0; }
#overviewMap .leaflet-control-zoom,
#overviewMap .leaflet-control-attribution { display: none !important; }

/* ═══ CITATION ═══════════════════════════════════════════════════════════════ */
.btn-citation {
  width: 100%;
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius);
  padding: 6px 12px;
  font-size: 12px;
  cursor: pointer;
  text-align: left;
  transition: var(--trans);
}
.btn-citation:hover { background: var(--accent); border-color: var(--accent); color: #fff; }

.cite-tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 10px;
}
.cite-tab {
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius);
  padding: 3px 10px;
  font-size: 11px;
  cursor: pointer;
  transition: var(--trans);
}
.cite-tab.active {
  background: var(--accent);
  border-color: var(--accent);
  color: #fff;
}
.cite-body { position: relative; }
.cite-text {
  font-size: 12px;
  color: var(--text);
  line-height: 1.6;
  margin-bottom: 6px;
}
.cite-pre {
  font-size: 11px;
  color: var(--text);
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 8px;
  white-space: pre-wrap;
  word-break: break-all;
  margin-bottom: 6px;
}
.cite-copy-btn {
  background: var(--panel2);
  border: 1px solid var(--border);
  color: var(--text-dim);
  border-radius: var(--radius);
  padding: 3px 10px;
  font-size: 11px;
  cursor: pointer;
  transition: var(--trans);
}
.cite-copy-btn:hover { background: var(--accent); border-color: var(--accent); color: #fff; }
.cite-doi-link {
  display: inline-block;
  margin-top: 8px;
  font-size: 11px;
  color: var(--accent);
  text-decoration: none;
}
.cite-doi-link:hover { text-decoration: underline; }
.cite-no-doi {
  display: block;
  margin-top: 8px;
  font-size: 11px;
  color: var(--text-dim);
}
.cite-no-doi code {
  background: var(--panel2);
  padding: 1px 4px;
  border-radius: 3px;
  font-size: 10px;
}

/* ═══ MARKER CLUSTER ═════════════════════════════════════════════════════════ */
.ds-cluster { background: transparent !important; border: none !important; }

.ds-cluster-inner {
  border-radius: 50%;
  background: rgba(59,130,246,0.85);
  border: 2px solid rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Segoe UI', system-ui, sans-serif;
  font-size: 13px;
  font-weight: 700;
  color: #fff;
  box-shadow: 0 2px 12px rgba(0,0,0,0.55);
  cursor: pointer;
  transition: transform 0.12s ease, box-shadow 0.12s ease;
}

.ds-cluster-inner:hover {
  transform: scale(1.1);
  box-shadow: 0 4px 18px rgba(0,0,0,0.7);
}

/* ═══ MULTI-YEAR LOCATION GROUPS ════════════════════════════════════════════ */
/* Map marker: year-chip variant */
.ds-label-multi {
  flex-direction: column;
  align-items: flex-start;
  gap: 4px;
  padding: 5px 9px 6px 8px;
  white-space: nowrap;
  width: max-content;
}
.ds-group-row1 {
  display: flex;
  align-items: center;
  gap: 5px;
}
.ds-group-name {
  font-size: 11px;
  font-weight: 700;
  color: var(--ds-color, #3b82f6);
  line-height: 1.2;
}
.ds-year-chips { display: flex; flex-wrap: wrap; gap: 3px; }
.ds-year-chip {
  background: rgba(255,255,255,0.07);
  border: 1px solid currentColor;
  border-radius: 3px;
  padding: 1px 7px;
  font-size: 10px;
  font-weight: 700;
  cursor: pointer;
  transition: background 0.12s;
  pointer-events: auto;
}
.ds-year-chip:hover { background: rgba(255,255,255,0.18); }
.ds-year-chip-active {
  background: var(--ds-color, #3b82f6);
  color: #fff;
  border-color: transparent;
}

/* Sidebar year-switcher bar */
.year-switcher {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 16px 8px 14px;
  background: rgba(255,255,255,0.03);
  border-bottom: 1px solid var(--border);
  flex-wrap: wrap;
}
.year-switcher::before {
  content: 'Year';
  font-size: 10px;
  font-weight: 600;
  color: var(--text-dim);
  letter-spacing: .05em;
  text-transform: uppercase;
  margin-right: 2px;
  flex-shrink: 0;
}
.year-tab {
  background: transparent;
  border: 1px solid var(--border);
  border-radius: 4px;
  color: var(--text-dim);
  padding: 3px 13px;
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.12s;
  font-family: inherit;
}
.year-tab:hover { border-color: var(--text-dim); color: var(--text); }
.year-tab.active {
  background: var(--accent, #3b82f6);
  border-color: var(--accent, #3b82f6);
  color: #fff;
}

/* ═══ UTILITIES ══════════════════════════════════════════════════════════════ */
.hidden { display: none !important; }

/* ═══ RESPONSIVE ═════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  :root { --sidebar: 240px; --detail: 270px; }
}

@media (max-width: 680px) {
  .sidebar { width: 200px; min-width: 200px; }
  .detail-panel { position: absolute; left: var(--sidebar); top: 0; height: 100%; z-index: 50; }
}