.vuiAppSideNav {
  width: $appSideNavWidth;
  overflow-x: hidden;
  transition: all $transitionSpeed;
  line-height: 1;
}

.vuiAppSideNav__inner {
  // Prevent content from being squished as nav collapses.
  width: $appSideNavWidth;
  padding: 28px 32px 32px 33px;
  margin-bottom: $sizeXxl * 4;
  transition: all $transitionSpeed;
}

.vuiAppSideNavContent {
  opacity: 1;
  transition: all $transitionSpeed;
}

.vuiAppSideNavContent-isHidden {
  pointer-events: none;
  opacity: 0;
}

.vuiAppSideNav-isCollapsed {
  width: $appSideNavWidthCollapsed;
  // Stop scrolling.
  height: 100%;
  overflow-y: hidden;

  .vuiAppSideNav__inner {
    padding-left: $sizeM;
  }
}

.vuiAppSideNavCollapseButton {
  display: block;
  color: $colorSubdued;
  font-size: $fontSizeStandard;
  text-decoration: none;
  padding: 0 $sizeM;
  margin-left: -$sizeXxl;
  margin-bottom: $sizeM;

  &:hover {
    color: $colorPrimary;
    text-decoration: underline;
  }
}

.vuiAppSideNavExpandButton {
  margin-top: -$sizeXxs;
  // Ensure the content below the expand/collapse button remains
  // at the same vertical position when collapsed and expanded.
  margin-bottom: 6px;
}

.vuiAppSideNavLink {
  @include truncateText;
  @include appSideNavItem;
  text-decoration: none;

  &:hover {
    background-color: $colorPrimaryLighterShade;
    border-radius: $sizeM;
    color: $colorPrimary;
    text-decoration: underline;
  }
}

.vuiAppSideNavLink--active {
  font-weight: $fontWeightBold;
  text-decoration: underline;
}