// .modal-open      - body class for killing the scroll
// .modal           - container to scroll within
// .modal-dialog    - positioning shell for the actual modal
// .modal-content   - actual modal w/ bg and corners and stuff

// Kill the scroll on the body
.modal-open
  overflow: hidden

// Container that the modal scrolls within
.modal
  position: fixed
  top: 0
  right: 0
  bottom: 0
  left: 0
  z-index: $zindex-modal
  display: none
  overflow: hidden

  // Prevent Chrome on Windows from adding a focus outline. For details, see
  // https://github.com/twbs/bootstrap/pull/10951.
  outline: 0

  // We deliberately don't use `-webkit-overflow-scrolling: touch;` due to a
  // gnarly iOS Safari bug: https://bugs.webkit.org/show_bug.cgi?id=158342
  // See also https://github.com/twbs/bootstrap/issues/17695

  .modal-open &
    overflow-x: hidden
    overflow-y: auto

// Shell div to position the modal with bottom padding
.modal-dialog
  position: relative
  width: auto
  margin: $modal-dialog-margin

  // allow clicks to pass through for custom click handling to close modal
  pointer-events: none

  // When fading in the modal, animate it to slide down
  .modal.fade &
    +transition($modal-transition)

    transform: translate(0, -25%)

  .modal.show &
    transform: translate(0, 0)

.modal-dialog-centered
  display: flex
  align-items: center
  min-height: calc(100% - (#{$modal-dialog-margin} * 2))

// Actual modal
.modal-content
  position: relative
  display: flex
  flex-direction: column
  width: 100%

  // Ensure `.modal-content` extends the full width of the parent `.modal-dialog`
  // counteract the pointer-events: none; in the .modal-dialog
  pointer-events: auto
  background-color: $modal-content-bg
  background-clip: padding-box
  border: $modal-content-border-width solid $modal-content-border-color

  +border-radius($modal-content-border-radius)
  +box-shadow($modal-content-box-shadow-xs)

  // Remove focus outline from opened modal
  outline: 0

// Modal background
.modal-backdrop
  position: fixed
  top: 0
  right: 0
  bottom: 0
  left: 0
  z-index: $zindex-modal-backdrop
  background-color: $modal-backdrop-bg

  // Fade for backdrop
  &.fade
    opacity: 0

  &.show
    opacity: $modal-backdrop-opacity

// Modal header
// Top section of the modal w/ title and dismiss
.modal-header
  display: flex
  align-items: flex-start

  // so the close btn always stays on the upper right corner
  justify-content: space-between

  // Put modal header elements (title and dismiss) on opposite ends
  padding: $modal-header-padding
  border-bottom: $modal-header-border-width solid $modal-header-border-color

  +border-top-radius($modal-content-border-radius)

  .close
    padding: $modal-header-padding

    // auto on the left force icon to the right even when there is no .modal-title
    margin: (-$modal-header-padding) (-$modal-header-padding) (-$modal-header-padding) auto

// Title text within header
.modal-title
  margin-bottom: 0
  line-height: $modal-title-line-height

// Modal body
// Where all modal content resides (sibling of .modal-header and .modal-footer)
.modal-body
  position: relative

  // Enable `flex-grow: 1` so that the body take up as much space as possible
  // when should there be a fixed height on `.modal-dialog`.
  flex: 1 1 auto
  padding: $modal-inner-padding

// Footer (for actions)
.modal-footer
  display: flex
  align-items: center

  // vertically center
  justify-content: flex-end

  // Right align buttons with flex property because text-align doesn't work on flex items
  padding: $modal-inner-padding
  border-top: $modal-footer-border-width solid $modal-footer-border-color

  // Easily place margin between footer elements
  > :not(:first-child)
    margin-left: .25rem

  > :not(:last-child)
    margin-right: .25rem

// Measure scrollbar width for padding body during modal show/hide
.modal-scrollbar-measure
  position: absolute
  top: -9999px
  width: 50px
  height: 50px
  overflow: scroll

// Scale up the modal
+media-breakpoint-up(sm)
  // Automatically set modal's width for larger viewports
  .modal-dialog
    max-width: $modal-md
    margin: $modal-dialog-margin-y-sm-up auto

  .modal-dialog-centered
    min-height: calc(100% - (#{$modal-dialog-margin-y-sm-up} * 2))

  .modal-content
    +box-shadow($modal-content-box-shadow-sm-up)

  .modal-sm
    max-width: $modal-sm


+media-breakpoint-up(lg)
  .modal-lg
    max-width: $modal-lg