[data-c42-tree],
[data-c42-tree-group] {
  list-style: none;
  margin: 0;
  padding: 0;
}

[data-c42-tree-group] {
  padding-left: 1.25rem;
}

[data-c42-tree-group][hidden] {
  display: none;
}

[data-c42-tree-row] {
  display: flex;
  align-items: center;
  gap: 0.375rem;
  padding: 0.25rem 0;
}

[data-c42-tree-toggle] {
  width: 1.25rem;
  height: 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  background: transparent;
  cursor: pointer;
  color: var(--c42-color-muted, #6b7280);
}

[data-c42-tree-toggle]::before {
  content: '\25b6';
  font-size: 0.625rem;
  transition: transform var(--c42-transition, 200ms ease);
}

[data-c42-tree-item][data-state='expanded'] > [data-c42-tree-row] [data-c42-tree-toggle]::before {
  transform: rotate(90deg);
}