:root {
  --sel-cell: 36px;
  --sel-icon: 28px;
}
@media (pointer: coarse) {
  :root { --sel-cell: 44px; --sel-icon: 34px; }
}

.selection-panel {
  position: absolute;
  width: var(--sel-cell);
  pointer-events: auto;
  transition: opacity 0.15s;
}

.selection-panel .graph-badge {
  width: var(--sel-cell);
  height: var(--sel-cell);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  flex: 0 0 auto;
}

.selection-panel .graph-badge:hover {
  background: var(--panel-fill-hover);
}





.selection-panel .panel-sep--strong {
  height: 5px;
  flex: 0 0 5px;
  margin: 0;
  background: none;
  opacity: 0.30;
  border-top: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
}