/* ==========================================================================
   Uganda Forest Loss and Land Use Change Mapping Platform — style.css
   Requirements: 5.1, 5.7, 11.5
   ========================================================================== */

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

html, body {
  width: 100%; height: 100%; overflow: hidden;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  font-size: 14px; color: #222; background: #1a1a2e;
}

/* Map — full viewport */
#map {
  position: fixed; inset: 0;
  width: 100vw; height: 100vh;
  background: #a8c8e8;
}

/* Summary panel — fixed right, always visible */
.summary-panel {
  position: fixed; top: 0; right: 0;
  width: 300px; height: 100vh;
  background: #fff;
  box-shadow: -2px 0 8px rgba(0,0,0,.25);
  z-index: 1000;
  display: flex; flex-direction: column; overflow: hidden;
}

.panel-header {
  display: flex; align-items: center;
  padding: 12px 14px; background: #2d6a4f; color: #fff; flex-shrink: 0;
}
.panel-title { font-size: 13px; font-weight: 600; line-height: 1.3; flex: 1; }
.panel-author { font-size: 11px; color: rgba(255,255,255,0.75); margin: 2px 0 0 0; }

.panel-content {
  flex: 1; overflow-y: auto; padding: 14px;
  display: flex; flex-direction: column; gap: 16px;
}

.section-heading {
  font-size: 12px; font-weight: 700; text-transform: uppercase;
  letter-spacing: .05em; color: #555; margin-bottom: 8px;
  padding-bottom: 4px; border-bottom: 1px solid #e0e0e0;
}

.stats-content { font-size: 13px; line-height: 1.6; }
.stats-loading { color: #888; font-style: italic; }
.stats-unavailable { color: #c0392b; font-style: italic; }
.stats-no-data { color: #888; font-style: italic; }

.stats-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.stats-table th, .stats-table td {
  text-align: left; padding: 4px 6px; border-bottom: 1px solid #f0f0f0;
}
.stats-table th { font-weight: 600; color: #444; background: #f8f8f8; }
.stats-table td:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.stats-district-note { font-size: 11px; color: #888; margin-top: 6px; font-style: italic; }

.metadata-content { font-size: 12px; line-height: 1.5; color: #555; }
.metadata-item {
  margin-bottom: 8px; padding: 6px 8px;
  background: #f8f9fa; border-radius: 4px; border-left: 3px solid #2d6a4f;
}
.metadata-item strong {
  display: block; font-size: 11px; font-weight: 700;
  text-transform: uppercase; letter-spacing: .04em; color: #333; margin-bottom: 2px;
}

.attribution-footer { margin-top: auto; padding-top: 12px; border-top: 1px solid #e0e0e0; }
.attribution-list { list-style: none; font-size: 11px; color: #666; line-height: 1.6; }
.attribution-list li { margin-bottom: 2px; }
.attribution-list a { color: #2d6a4f; text-decoration: none; }
.attribution-list a:hover { text-decoration: underline; }

/* Time slider bar — fixed bottom */
.time-slider-bar {
  position: fixed; bottom: 0; left: 0; right: 300px;
  background: rgba(20,20,30,.82); backdrop-filter: blur(4px);
  padding: 8px 16px; z-index: 1000;
  display: flex; align-items: center; gap: 12px; min-height: 52px;
}
.year-display { color: #fff; font-size: 13px; font-weight: 600; white-space: nowrap; flex-shrink: 0; }
#current-year-label { font-size: 16px; font-variant-numeric: tabular-nums; }

/* Legend overlay — bottom-left */
.map-overlay#legend {
  position: absolute; bottom: 64px; left: 10px;
  background: #fff; border-radius: 6px; padding: 10px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.2); z-index: 999;
  min-width: 160px; max-width: 220px;
}
.legend-title { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .05em; color: #444; margin-bottom: 8px; }
.legend-list { list-style: none; font-size: 12px; line-height: 1.6; }
.legend-item { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; }
.legend-swatch { width: 16px; height: 16px; border-radius: 3px; flex-shrink: 0; border: 1px solid rgba(0,0,0,.15); }
.legend-swatch--forest-cover { background: linear-gradient(135deg, #edf8e9 0%, #006d2c 100%); }
.legend-swatch--urban-extent { background: #d73027; }
.legend-swatch--agricultural-land { background: #fee08b; }
.legend-swatch--admin-boundaries { background: transparent; border: 2px solid #333; }

/* Popup */
.popup-content { font-size: 13px; line-height: 1.6; min-width: 160px; }
.popup-content strong { display: block; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; color: #555; margin-bottom: 4px; }
.popup-no-data { color: #888; font-style: italic; }

/* Responsive */
@media (max-width: 767px) {
  .summary-panel { top: auto; bottom: 0; right: 0; left: 0; width: 100%; height: 40vh; max-height: 320px; border-radius: 12px 12px 0 0; }
  .time-slider-bar { right: 0; }
  .map-overlay#legend { bottom: 56px; left: 8px; }
  .leaflet-bottom.leaflet-right { right: 8px; }
}

:focus-visible { outline: 2px solid #2d6a4f; outline-offset: 2px; }

/* Layer toggle panel — top-left of map */
.layer-panel {
  position: absolute;
  top: 10px;
  left: 50px; /* clear of zoom controls */
  background: #fff;
  border-radius: 6px;
  padding: 10px 14px;
  box-shadow: 0 2px 8px rgba(0,0,0,.2);
  z-index: 1000;
  min-width: 160px;
}
.layer-panel-title {
  display: block;
  font-size: 12px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .05em;
  color: #444;
  margin-bottom: 8px;
}
.layer-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  margin-bottom: 4px;
  cursor: pointer;
  user-select: none;
}
.layer-toggle input { cursor: pointer; }

/* Forest reserves swatch */
.legend-swatch--forest-reserves {
  background: rgba(45, 158, 45, 0.25);
  border: 2px dashed #1a7a1a;
}

/* Leaflet attribution — sits just above the time slider bar, clear of the side panel */
.leaflet-bottom.leaflet-right {
  bottom: 52px;
  right: 308px;
}
.data-limitation-note {
  margin-top: 10px;
  padding: 8px 10px;
  background: #fff8e1;
  border-left: 3px solid #f9a825;
  border-radius: 3px;
  font-size: 11px;
  line-height: 1.5;
  color: #555;
}
.data-limitation-note strong {
  display: block;
  font-size: 11px;
  color: #e65100;
  margin-bottom: 3px;
}