$tabs-border-bottom-color ?= $border
$tabs-border-bottom-style ?= solid
$tabs-border-bottom-width ?= 1px
$tabs-link-color ?= $text
$tabs-link-hover-border-bottom-color ?= $text-strong
$tabs-link-hover-color ?= $text-strong
$tabs-link-active-border-bottom-color ?= $link
$tabs-link-active-color ?= $link
$tabs-link-padding ?= 0.5em 1em

$tabs-boxed-link-radius ?= $radius
$tabs-boxed-link-hover-background-color ?= $background
$tabs-boxed-link-hover-border-bottom-color ?= $border

$tabs-boxed-link-active-background-color ?= $white
$tabs-boxed-link-active-border-color ?= $border
$tabs-boxed-link-active-border-bottom-color ?= transparent

$tabs-toggle-link-border-color ?= $border
$tabs-toggle-link-border-style ?= solid
$tabs-toggle-link-border-width ?= 1px
$tabs-toggle-link-hover-background-color ?= $background
$tabs-toggle-link-hover-border-color ?= $border-hover
$tabs-toggle-link-radius ?= $radius
$tabs-toggle-link-active-background-color ?= $link
$tabs-toggle-link-active-border-color ?= $link
$tabs-toggle-link-active-color ?= $link-invert

.tabs
  block()
  overflow-touch()
  unselectable()
  align-items stretch
  display flex
  font-size $size-normal
  justify-content space-between
  overflow hidden
  overflow-x auto
  white-space nowrap
  a
    align-items center
    border-bottom-color $tabs-border-bottom-color
    border-bottom-style $tabs-border-bottom-style
    color $tabs-link-color
    display flex
    justify-content center
    margin-bottom (- $tabs-border-bottom-width)
    padding $tabs-link-padding
    vertical-align top
    &:hover
      border-bottom-color $tabs-link-hover-border-bottom-color
      color $tabs-link-hover-color
  li
    display block
    &.is-active
      a
        border-bottom-color $tabs-link-active-border-bottom-color
        color $tabs-link-active-color
  ul
    align-items center
    border-bottom-color $tabs-border-bottom-color
    border-bottom-style $tabs-border-bottom-style
    border-bottom-width $tabs-border-bottom-width
    display flex
    flex-grow 1
    flex-shrink 0
    justify-content flex-start
    &.is-left
      padding-right 0.75em
    &.is-center
      flex none
      justify-content center
      padding-left 0.75em
      padding-right 0.75em
    &.is-right
      justify-content flex-end
      padding-left 0.75em
  .icon
    &:first-child
      margin-right 0.5em
    &:last-child
      margin-left 0.5em
  // Alignment
  &.is-centered
    ul
      justify-content center
  &.is-right
    ul
      justify-content flex-end
  // Styles
  &.is-boxed
    a
      border 1px solid transparent
      border-radius $tabs-boxed-link-radius $tabs-boxed-link-radius 0 0
      &:hover
        background-color $tabs-boxed-link-hover-background-color
        border-bottom-color $tabs-boxed-link-hover-border-bottom-color
    li
      &.is-active
        a
          background-color $tabs-boxed-link-active-background-color
          border-color $tabs-boxed-link-active-border-color
          border-bottom-color $tabs-boxed-link-active-border-bottom-color !important
  &.is-fullwidth
    li
      flex-grow 1
      flex-shrink 0
  &.is-toggle
    a
      border-color $tabs-toggle-link-border-color
      border-style $tabs-toggle-link-border-style
      border-width $tabs-toggle-link-border-width
      margin-bottom 0
      position relative
      &:hover
        background-color $tabs-toggle-link-hover-background-color
        border-color $tabs-toggle-link-hover-border-color
        z-index 2
    li
      & + li
        margin-left (- $tabs-toggle-link-border-width)
      &:first-child a
        border-radius $tabs-toggle-link-radius 0 0 $tabs-toggle-link-radius
      &:last-child a
        border-radius 0 $tabs-toggle-link-radius $tabs-toggle-link-radius 0
      &.is-active
        a
          background-color $tabs-toggle-link-active-background-color
          border-color $tabs-toggle-link-active-border-color
          color $tabs-toggle-link-active-color
          z-index 1
    ul
      border-bottom none
  // Sizes
  &.is-small
    font-size $size-small
  &.is-medium
    font-size $size-medium
  &.is-large
    font-size $size-large