$panel-item-border-dark: 1px solid $border-dark !default

$panel-heading-background-color-dark: $background-dark !default
$panel-heading-color-dark: $text-strong-dark !default

$panel-tab-border-bottom-dark: 1px solid $border-dark !default
$panel-tab-active-border-bottom-color-dark: $link-active-border-dark !default
$panel-tab-active-color-dark: $link-active-dark !default

$panel-list-item-color-dark: $text-dark !default
$panel-list-item-hover-color-dark: $link-dark !default

$panel-block-color-dark: $text-strong-dark !default
$panel-block-hover-background-color-dark: $background-dark !default
$panel-block-active-border-left-color-dark: $link-dark !default
$panel-block-active-color-dark: $link-active-dark !default
$panel-block-active-icon-color-dark: $link-dark !default

.panel-heading,
.panel-tabs,
.panel-block
  border-bottom: $panel-item-border-dark
  border-left: $panel-item-border-dark
  border-right: $panel-item-border-dark
  &:first-child
    border-top: $panel-item-border-dark

.panel-heading
  background-color: $panel-heading-background-color-dark
  color: $panel-heading-color-dark

.panel-tabs
  a
    border-bottom: $panel-tab-border-bottom-dark
    // Modifiers
    &.is-active
      border-bottom-color: $panel-tab-active-border-bottom-color-dark
      color: $panel-tab-active-color-dark

.panel-list
  a
    color: $panel-list-item-color-dark
    &:hover
      color: $panel-list-item-hover-color-dark

.panel-block
  color: $panel-block-color-dark
  &.is-active
    border-left-color: $panel-block-active-border-left-color-dark
    color: $panel-block-active-color-dark
    .panel-icon
      color: $panel-block-active-icon-color-dark

a.panel-block,
label.panel-block
  &:hover
    background-color: $panel-block-hover-background-color-dark