bramw_baserow/web-frontend/assets/scss/components/_tree.scss

.tree {
  list-style: none;
  padding: 0;
  margin: 0 0 12px;

  .tree-item & {
    padding-left: 8px;
  }
}

.tree-item {
  @extend %first-last-no-margin;

  position: relative;
  margin: 4px 0;
  border-radius: 3px;

  &.active {
    background-color: $color-primary-100;
  }

  &.tree-item-loading::after {
    content: " ";

    @include loading(14px);
    @include absolute(9px, 9px, auto, auto);
  }
}

%tree-size {
  line-height: 32px;
  height: 32px;
}

.tree-action {
  @extend %tree-size;

  padding: 0 32px 0 6px;
  border-radius: 3px;

  &:hover {
    background-color: $color-neutral-100;
  }

  .tree-item.active &:hover {
    background-color: transparent;
  }
}

.tree-link {
  @extend %tree-size;
  @extend %ellipsis;

  display: block;
  color: $color-primary-900;
  font-size: 14px;

  &:hover {
    text-decoration: none;
  }
}

.tree-type {
  @extend %tree-size;

  text-align: center;
  width: $fa-fw-width;
  color: $color-neutral-300;
  margin-right: 4px;
  font-size: 11px;
}

%sub-tree-size {
  line-height: 28px;
  height: 28px;
}

.tree-subs {
  list-style: none;
  padding: 0 0 2px 0;
  margin: 0;
}

.tree-sub {
  @extend %sub-tree-size;

  position: relative;
  padding: 0 34px;

  &::before,
  &::after {
    content: "";
    position: absolute;
    left: 12px;
  }

  &::before {
    top: 0;
    height: 28px;
    border-left: 1px solid $color-neutral-200;
  }

  &::after {
    top: 14px;
    width: 12px;
    border-bottom: 1px solid $color-neutral-200;
  }

  &:last-child::before {
    height: 15px;
  }
}

.tree-sub-link {
  @extend %sub-tree-size;
  @extend %ellipsis;

  color: $color-primary-900;
  display: block;

  &:hover {
    text-decoration: none;
    color: $color-primary-500;
  }

  .active > & {
    font-weight: 600;
    color: $color-primary-600;
  }
}

.tree-options {
  display: none;
  position: absolute;
  z-index: 1;
  right: 0;
  top: 0;
  text-align: center;
  width: 32px;
  color: $color-neutral-300;
  height: inherit;
  line-height: inherit;

  &:hover {
    color: $color-neutral-700;
  }

  :hover > & {
    display: block;
  }

  .tree-item-loading > .tree-action > & {
    display: none;
  }
}