// Copyright 2018-Present Okta, Inc.

// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at

// http://www.apache.org/licenses/LICENSE-2.0

// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

.has-dropdown {
  position: relative;

  &::after {
    content: '\25E2';
    position: absolute;
    top: 50%;
    right: $tiny-spacing + $small-spacing;
    transform: translateY(-75%) translateX(200%) rotate(45deg);
    font-size: $tiny-spacing;
  }
}

.dropdown {
  display: none;
  visibility: hidden;
  position: absolute;
  z-index: 1;
  top: calc(100%);
  left: 50%;
  transform: translateX(-50%);
  border: 1px solid cv('gray', '100');
  border-radius: $base-border-radius;
  opacity: 0;
  background: $white;
  box-shadow: 2px 0 20px 0 rgba(cv('gray', '900'), 0.1);
  line-height: $base-line-height;

  // Invisible space to prevent dropdown from disappearing
  &::before {
    content: '';
    position: absolute;
    top: -($tiny-spacing); // Height of tail
    left: 0;
    width: 100%;
    padding-top: $tiny-spacing;
  }

  &:hover,
  &:focus,
  .has-dropdown:hover > &,
  .has-dropdown:focus-within > & {
    display: block;
    visibility: visible;
    opacity: 1;
  }
}

.dropdown--desc {
  min-width: ($max-line-length / 2);
  margin-bottom: $small-spacing;
  color: $text-sub;
  font-size: ms(-1);
  font-weight: 400;
  white-space: normal;

  &:last-child {
    margin-bottom: 0;
  }
}

.dropdown--header {
  border-bottom: 1px solid cv('gray', '100');

  .dropdown--header-link {
    display: block;
    font-size: ms(-1);
    text-decoration: none;
  }
}

.dropdown--main {
  display: flex;
}

.dropdown--header,
.dropdown--main {
  padding: $base-spacing;

  &:first-child {
    &::after,
    &::before {
      content: '';
      position: absolute;
      bottom: calc(100% + 1px);
      left: 50%;
      width: $small-spacing;
      height: $small-spacing;
      transform: translateX(-50%) translateY(50%) rotate(45deg);
      border: solid transparent;
      border-width: 1px 0 0 1px;
    }

    &::after {
      border-color: cv('gray', '100');
      background-color: $white;
    }

    &::before {
      z-index: -1;
      box-shadow: 2px 0 20px 0 rgba(cv('gray', '900'), 0.1);
    }
  }
}

.dropdown--list {
  margin: 0;
  list-style-type: none;

  &:not(:first-child) {
    margin-left: $small-spacing;
  }
}

.dropdown--item {
  margin-bottom: $small-spacing;
}

.dropdown--link {
  display: block;
  color: $text-heading;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;

  &:hover,
  &:focus {
    color: cv('action', 'base');
  }
}

.navigation--item {
  /* stylelint-disable-next-line no-descending-specificity  */
  .dropdown {
    // Account for .navigation--link padding
    top: calc(100% + #{$small-spacing});

    &::before {
      top: -($small-spacing + $tiny-spacing);
      padding-top: $small-spacing + $tiny-spacing;
    }
  }
}