:root {
  --bg: #0f1419;
  --panel: #1a2028;
  --panel-2: #222a33;
  --text: #e6e8eb;
  --muted: #9aa4b0;
  --border: #2a333d;
  --accent: #4aa3df;

  --t1: #d13438;  /* ACLED — red */
  --t2: #f2a93b;  /* humanitarian — amber */
  --t3: #4aa3df;  /* news — blue */
  --t4: #8a8f99;  /* auto-extracted — grey */
  --fire: #ff6b00;
  --cell: #7ae582;  /* cell towers — mint green, distinct from tiers */
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  height: 100%;
}

body { display: flex; flex-direction: column; }

header {
  padding: 10px 16px;
  padding-top: max(10px, env(safe-area-inset-top));
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}
header h1 { font-family: "Playfair Display", Georgia, serif; font-size: 18px; font-weight: 600; margin: 0; letter-spacing: 0.01em; }
#meta { color: var(--muted); font-size: 12px; display: flex; align-items: center; gap: 6px; flex-wrap: wrap; }
#meta .tally-item strong { color: var(--text); font-weight: 600; font-variant-numeric: tabular-nums; }
#meta .tally-sep { color: var(--border); }
#meta .tally-updated { color: var(--muted); }
#meta .tally-loading { font-style: italic; }

main {
  flex: 1;
  display: grid;
  grid-template-columns: 260px 1fr 320px;
  min-height: 0;
}

aside {
  background: var(--panel);
  border-right: 1px solid var(--border);
  overflow-y: auto;
}
#feed {
  border-right: 0;
  border-left: 1px solid var(--border);
}

.panel {
  padding: 12px 14px;
  border-bottom: 1px solid var(--border);
}
.panel h2 {
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  margin: 0 0 8px 0;
  font-weight: 600;
}

.panel label {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
  cursor: pointer;
  font-size: 13px;
}

select {
  width: 100%;
  background: var(--panel-2);
  color: var(--text);
  border: 1px solid var(--border);
  padding: 6px 8px;
  border-radius: 4px;
  font-size: 13px;
}

.dot {
  display: inline-block;
  width: 10px; height: 10px;
  border-radius: 50%;
  border: 1px solid rgba(0,0,0,0.3);
}
.dot.t1 { background: var(--t1); }
.dot.t2 { background: var(--t2); }
.dot.t3 { background: var(--t3); }
.dot.t4 { background: var(--t4); }
.dot.fire { background: var(--fire); }
.dot.cell { background: var(--cell); }
.dot.ok { background: #3ecf6a; box-shadow: 0 0 4px rgba(62,207,106,0.6); }
.dot.err { background: #d13438; box-shadow: 0 0 4px rgba(209,52,56,0.6); }
.dot.pending { background: var(--muted); }

.sources { font-size: 12px; }
.sources .row {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 3px 0;
}
.sources .row .name { flex: 1; }
.sources .row .when {
  color: var(--muted);
  font-size: 10px;
}

.stats { font-size: 12px; }
.stats .row {
  display: flex;
  justify-content: space-between;
  padding: 2px 0;
  border-bottom: 1px dashed var(--border);
}
.stats .row:last-child { border: 0; }
.stats .big {
  font-size: 22px;
  font-weight: 600;
  color: var(--text);
}

#map-wrap { position: relative; min-height: 0; }
#map { position: absolute; inset: 0; }

/* Sheet chrome: the drag handle, title row and close button that sits
   at the top of the sidebar when it's acting as a mobile bottom sheet.
   Hidden on desktop — the sidebar is always visible there. */
.sheet-header { display: none; }

/* "Layers" FAB opens the filters/overlays bottom sheet on mobile.
   Hidden on desktop where the sidebar is always visible. */
#layers-fab { display: none; }

/* Dim backdrop behind the bottom sheet, tap-to-close. */
#sheet-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 90;
  opacity: 0;
  transition: opacity 180ms ease;
  pointer-events: none;
}
body.sheet-open #sheet-backdrop {
  opacity: 1;
  pointer-events: auto;
}

#legend {
  position: absolute;
  bottom: 12px; left: 12px;
  background: rgba(15,20,25,0.88);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 4px;
  font-size: 12px;
  backdrop-filter: blur(4px);
}
.legend-row {
  display: flex; align-items: center; gap: 6px;
  padding: 2px 0;
}

/* Weather markers drawn as HTML (not a symbol layer) so the chip
   renders crisp at any zoom and handles emoji glyphs natively. */
.weather-marker {
  display: flex;
  align-items: center;
  gap: 3px;
  background: rgba(15, 20, 25, 0.88);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2px 7px 2px 5px;
  font-size: 11px;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  cursor: pointer;
  backdrop-filter: blur(3px);
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.4);
  user-select: none;
}
.weather-marker .icon { font-size: 13px; }
.weather-marker .temp { font-variant-numeric: tabular-nums; }
.weather-marker:hover { border-color: var(--accent); }

.weather-legend-chip {
  display: inline-block;
  background: rgba(15, 20, 25, 0.88);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0 6px;
  font-size: 10px;
  font-weight: 600;
}

.popup-weather-grid {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 2px 10px;
  font-size: 12px;
}
.popup-weather-grid dt { color: var(--muted); }
.popup-weather-grid dd { margin: 0; font-variant-numeric: tabular-nums; }

#feed h2 {
  position: sticky; top: 0;
  background: var(--panel);
  padding: 12px 14px;
  margin: 0;
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  z-index: 1;
}
.feed-item {
  padding: 10px 14px;
  border-bottom: 1px solid var(--border);
}
.feed-item .when {
  font-size: 11px; color: var(--muted);
  display: flex; gap: 6px; align-items: center;
}
.feed-item .title {
  font-size: 13px;
  margin: 4px 0;
}
.feed-item .title a { color: var(--text); text-decoration: none; }
.feed-item .title a:hover { color: var(--accent); }
.feed-item .summary {
  font-size: 12px; color: var(--muted);
  line-height: 1.4;
}

.source-chip {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  background: var(--panel-2);
  border: 1px solid var(--border);
}
.source-chip.t1 { color: var(--t1); border-color: var(--t1); }
.source-chip.t2 { color: var(--t2); border-color: var(--t2); }
.source-chip.t3 { color: var(--t3); border-color: var(--t3); }
.source-chip.t4 { color: var(--t4); border-color: var(--t4); }

.translated-chip {
  display: inline-block;
  padding: 1px 6px;
  border-radius: 10px;
  font-size: 10px;
  letter-spacing: 0.03em;
  color: var(--muted);
  border: 1px dashed var(--border);
  background: transparent;
  text-transform: lowercase;
}

footer {
  padding: 8px 16px;
  background: var(--panel);
  border-top: 1px solid var(--border);
  color: var(--muted);
  font-size: 11px;
  text-align: center;
}

/* Twitter/X photo markers on the map. 34px square thumbnails with a
   tier-3 blue ring and a small "X" badge in the corner so they're
   distinguishable from stock avatar circles. */
.tweet-marker {
  position: relative;
  width: 34px; height: 34px;
  border-radius: 4px;
  overflow: visible;
  cursor: pointer;
  box-shadow: 0 0 0 2px var(--t3), 0 2px 6px rgba(0,0,0,0.5);
  background: var(--panel-2);
  transition: transform 120ms ease;
}
.tweet-marker:hover { transform: scale(1.12); }
.tweet-marker img {
  width: 100%; height: 100%;
  object-fit: cover;
  border-radius: 3px;
  display: block;
}
.tweet-marker-badge {
  position: absolute;
  top: -6px; right: -6px;
  background: #000;
  color: #fff;
  font-size: 9px;
  font-weight: 700;
  line-height: 1;
  padding: 2px 4px;
  border-radius: 3px;
  border: 1px solid var(--t3);
}

.feed-media {
  display: block;
  margin: 6px 0;
  border-radius: 4px;
  overflow: hidden;
  border: 1px solid var(--border);
}
.feed-media img {
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  display: block;
}

.popup-media {
  display: block;
  width: 100%;
  max-height: 180px;
  object-fit: cover;
  border-radius: 3px;
  margin-bottom: 6px;
}

.maplibregl-popup-content {
  background: var(--panel) !important;
  color: var(--text) !important;
  border: 1px solid var(--border);
  font-size: 12px;
  max-width: 280px;
}
.maplibregl-popup-tip { border-top-color: var(--panel) !important; }
.popup-title { font-weight: 600; margin-bottom: 4px; }
.popup-meta { color: var(--muted); font-size: 11px; margin-bottom: 6px; }
.popup-summary { line-height: 1.4; }
.popup a { color: var(--accent); }

/* Mobile: map-first layout with a bottom-sheet sidebar. The sidebar is
   lifted out of the grid and animated in from below via the "Layers"
   FAB; the feed becomes a scrollable bottom pane, so the map gets the
   majority of the viewport. */
@media (max-width: 900px) {
  header { padding: 8px 12px; padding-top: max(8px, env(safe-area-inset-top)); }
  header h1 { font-size: 16px; }
  #meta { font-size: 11px; width: 100%; gap: 4px 8px; }
  #meta .tally-sep { display: none; }
  #meta .tally-item,
  #meta .tally-updated {
    background: var(--panel-2);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 2px 8px;
    line-height: 1.3;
  }

  /* Two-row grid: map on top (majority), feed scrolling below. */
  main {
    grid-template-columns: 1fr;
    grid-template-rows: minmax(0, 1fr) minmax(160px, 40vh);
  }

  /* Sidebar becomes a fixed bottom sheet. Always in the DOM so it
     retains form state; off-screen until body.sheet-open is set. */
  #sidebar {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    top: auto;
    max-height: 85vh;
    background: var(--panel);
    border: 1px solid var(--border);
    border-bottom: 0;
    border-radius: 16px 16px 0 0;
    transform: translateY(100%);
    transition: transform 220ms cubic-bezier(0.22, 0.61, 0.36, 1);
    z-index: 100;
    box-shadow: 0 -8px 24px rgba(0, 0, 0, 0.45);
    padding-bottom: max(12px, env(safe-area-inset-bottom));
    overscroll-behavior: contain;
  }
  body.sheet-open #sidebar {
    transform: translateY(0);
  }

  .sheet-header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 14px 10px;
    position: sticky;
    top: 0;
    background: var(--panel);
    border-bottom: 1px solid var(--border);
    z-index: 2;
  }
  .sheet-grab {
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 36px;
    height: 4px;
    border-radius: 2px;
    background: var(--border);
  }
  .sheet-title {
    flex: 1;
    margin-top: 6px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 0.02em;
  }
  .sheet-close {
    margin-top: 6px;
    background: transparent;
    color: var(--muted);
    border: 0;
    font-size: 24px;
    line-height: 1;
    padding: 4px 8px;
    cursor: pointer;
    border-radius: 4px;
  }
  .sheet-close:hover,
  .sheet-close:focus-visible { color: var(--text); background: var(--panel-2); }

  /* Floating layers button. Bottom-right so the thumb can reach it;
     sits above MapLibre's nav control z-index. */
  #layers-fab {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    position: absolute;
    right: 12px;
    bottom: calc(12px + env(safe-area-inset-bottom));
    padding: 10px 14px;
    background: var(--panel);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 999px;
    font-size: 13px;
    font-weight: 600;
    cursor: pointer;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.45);
    z-index: 50;
  }
  #layers-fab:active { transform: scale(0.97); }
  #layers-fab svg { color: var(--accent); }

  /* Floating legend is redundant on mobile — the sheet surfaces tier
     colors and overlay toggles directly. Hide to reclaim map space. */
  #legend { display: none; }

  #feed {
    border-left: 0;
    border-top: 1px solid var(--border);
    min-height: 0;
    overflow-y: auto;
  }
  #feed h2 { padding: 10px 14px; }
  .feed-item { padding: 10px 14px; }

  footer {
    font-size: 10px;
    padding: 6px 12px;
    padding-bottom: max(6px, env(safe-area-inset-bottom));
  }
}

/* Phone-sized tweaks: prioritize map vertical space even more. */
@media (max-width: 520px) {
  main { grid-template-rows: minmax(0, 1fr) minmax(140px, 34vh); }
  header { flex-direction: column; align-items: flex-start; gap: 4px; }
  #meta { width: auto; }
}