html, body { margin: 0; padding: 0; height: 100%; }
#map { width: 100%; height: 100vh; }

#ubc-layers-panel {
  position: absolute;
  top: 10px; right: 10px;
  background: rgba(255,255,255,0.93);
  padding: 8px 12px;
  border-radius: 6px;
  z-index: 10;
  font-size: 12px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.25);
  max-height: calc(100vh - 40px);
  overflow-y: auto;
  min-width: 160px;
}

#ubc-layers-title {
  font-weight: 600;
  margin-bottom: 6px;
  font-size: 13px;
  color: #333;
}

.ubc-layer-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin: 3px 0;
  cursor: pointer;
  color: #444;
  user-select: none;
}

.ubc-layer-row input[type="checkbox"] {
  cursor: pointer;
  flex-shrink: 0;
}

#ubc-tip {
  position: fixed;
  background: rgba(255,255,255,0.95);
  color: #222;
  padding: 5px 10px;
  border-radius: 4px;
  font-family: sans-serif;
  font-size: 12px;
  pointer-events: none;
  z-index: 9999;
  display: none;
  white-space: nowrap;
  box-shadow: 0 2px 6px rgba(0,0,0,0.25);
}