// Focus state mixin
@mixin focus {
  outline: $focus-outline;
  outline-offset: $focus-spacing;
}

// Screen reader only helper
@mixin sr-only() {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  border: 0;
  left: -999em;
}

// This "negates" the sr-only() helper; useful if
// we want the default state of something to be
// for screen readers only, but we want to force
// it to show for sighted users under more specific
// conditions.
@mixin not-sr-only() {
  position: static;
}

.sr-only {
  @include sr-only();
}

// Unstyled list helper
@mixin unstyled-list() {
  margin: 0;
  list-style-type: none;
  padding-left: 0;

  > li {
    margin-bottom: 0;
    margin-top: 0;
    padding-left: 0;
    &::before {
      content: "" !important;
      padding-right: 0 !important;
    }
  }
}


// nobullet list helper
@mixin nobullet-list() {
  list-style-type: none;
  padding-left: 0;
  > li {
    padding-left: 0;
    &::before {
      content: "" !important;
      padding-right: 0 !important;
    }
  }
}
// noindent list helper
@mixin noindent-list() {
  > li {
    padding-left: calc(8px + 6px);
    &::before {
      left: 0px;
    }
  }
}

// Font smoothing mixin
// Only use for light text on dark background
// TODO: Remove after adding PostCSS
@mixin font-smoothing {
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
}