/* ============================================================
   map.css
   Leaflet control overrides, loading overlay, floor badge, legend.
   ============================================================ */

/* ── Leaflet Tile Dim ────────────────────────────────────────── */
/* determines how the base map looks */
.leaflet-tile-pane {
  filter: brightness(1) saturate(0.75);
}

/* ── Leaflet Controls ────────────────────────────────────────── */

.leaflet-control-zoom {
  border: 1px solid var(--border-base) !important;
  border-radius: var(--radius-md) !important;
  overflow: hidden;
  box-shadow: none !important;
}

.leaflet-control-zoom a {
  background: var(--bg-panel) !important;
  color: var(--text-secondary) !important;
  border: none !important;
  border-bottom: 1px solid var(--border-dim) !important;
  width: 30px !important;
  height: 30px !important;
  line-height: 30px !important;
  font-size: 16px !important;
  transition: background var(--transition-fast), color var(--transition-fast);
}

.leaflet-control-zoom a:last-child {
  border-bottom: none !important;
}

.leaflet-control-zoom a:hover {
  background: var(--bg-hover) !important;
  color: var(--text-primary) !important;
}

.leaflet-control-attribution {
  background: rgba(5,5,5,0.75) !important;
  color: var(--text-muted) !important;
  font-family: var(--font-mono) !important;
  font-size: 9px !important;
  padding: 3px 8px !important;
  backdrop-filter: blur(4px);
}

.leaflet-control-attribution a {
  color: var(--text-muted) !important;
}

/* ── Leaflet Popup ───────────────────────────────────────────── */

.leaflet-popup-content-wrapper {
  background: var(--bg-card) !important;
  color: var(--text-primary) !important;
  border: 1px solid var(--border-base) !important;
  border-radius: var(--radius-md) !important;
  box-shadow: 0 4px 20px rgba(0,0,0,0.6) !important;
  font-family: var(--font-sans) !important;
  font-size: 12px !important;
}

.leaflet-popup-tip {
  background: var(--bg-card) !important;
}

.leaflet-popup-content b {
  font-weight: 700;
  color: var(--uc-red);
}

/* ── Loading Overlay ─────────────────────────────────────────── */

.loading-overlay {
  position: absolute;
  inset: 0;
  background: rgba(5,5,5,0.65);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-md);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
  backdrop-filter: blur(4px);
}

.loading-overlay--visible {
  opacity: 1;
  pointer-events: all;
}

.spinner {
  width: 38px;
  height: 38px;
  border: 2px solid var(--border-base);
  border-top-color: var(--uc-red);
  border-radius: 50%;
  animation: spin 0.75s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loading-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--text-muted);
}

/* ── Floor Badge ─────────────────────────────────────────────── */

.floor-badge {
  position: absolute;
  top: var(--space-md);
  left: var(--space-md);
  background: rgba(5,5,5,0.85);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 8px 14px;
  z-index: 1000;
  backdrop-filter: blur(8px);
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
  letter-spacing: 0.3px;
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity var(--transition-base), transform var(--transition-base);
  pointer-events: none;
}

.floor-badge--visible {
  opacity: 1;
  transform: translateY(0);
}

.floor-badge strong {
  color: var(--uc-red);
  font-weight: 600;
}

/* ── Map Legend ──────────────────────────────────────────────── */

.map-legend {
  position: absolute;
  bottom: 48px;
  right: var(--space-md);
  background: rgba(5,5,5,0.88);
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  padding: 12px 14px;
  z-index: 1000;
  backdrop-filter: blur(8px);
  min-width: 155px;
}

.map-legend__title {
  font-family: var(--font-mono);
  font-size: 9px;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: 10px;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 9px;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--text-secondary);
  margin-bottom: 7px;
}

.legend-item:last-child {
  margin-bottom: 0;
}

.legend-line {
  width: 22px;
  height: 3px;
  border-radius: 1.5px;
  flex-shrink: 0;
}

.legend-line--floor    { background: rgba(180,180,180,0.65); }
.legend-line--start    { background: var(--green); }
.legend-line--end      { background: var(--uc-red); }
.legend-line--route    { background: var(--blue); }
.legend-line--ada      {
  background: repeating-linear-gradient(
    90deg,
    var(--amber) 0, var(--amber) 6px,
    transparent 6px, transparent 10px
  );
}

.legend-toggle {
  position: absolute;
  bottom: 30px;
  right: 5px;
  z-index: 1100;
  background: rgba(5,5,5,0.88);
  border: 1px solid var(--border-base);
  color: var(--text-secondary);
  border-radius: 6px;
  padding: 6px 6px;
  font-family: var(--font-mono);
  font-size: 10px;
  cursor: pointer;
  backdrop-filter: blur(8px);
}

.map-legend--collapsed {
  display: none;
}

@media (min-width: 769px) {
  .legend-toggle {
    display: none;
  }

  .map-legend {
    display: block !important;
  }
}