/* ==========================================================================
   NAVIGATION
   ========================================================================== */

/*
   Breadcrumb navigation links
   ========================================================================== */

.breadcrumbs {
  @include clearfix;
  margin: 0 auto;
  max-width: 100%;
  padding-left: 1em;
  padding-right: 1em;
  animation: $intro-transition;
  animation-delay: 0.3s;

  @include breakpoint($x-large) {
    max-width: $x-large;
  }

  ol {
    padding: 0;
    list-style: none;
    font-size: $type-size-6;

    @include breakpoint($large) {
      float: right;
      width: calc(100% - #{$right-sidebar-width-narrow});
    }

    @include breakpoint($x-large) {
      width: calc(100% - #{$right-sidebar-width});
    }
  }

  li {
    display: inline;
  }

  .current {
    font-weight: bold;
  }
}

/*
     Post pagination navigation links
     ========================================================================== */

.pagination {
  @include clearfix();
  float: left;
  margin-top: 1em;
  padding-top: 1em;
  padding-bottom: 1.5em;
  width: 100%;

  ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
  }

  li {
    display: block;
    float: left;
    margin-left: -1px;

    a {
      display: block;
      margin-bottom: 0.25em;
      padding: 0.5em 1em;
      font-size: 14px;
      font-weight: bold;
      line-height: 1.5;
      text-align: center;
      text-decoration: none;
      border-width: 1px;
      border-style: solid;
      border-radius: 0;

      &.disabled {
        pointer-events: none;
        cursor: not-allowed;
      }
    }

    &:first-child {
      margin-left: 0;

      a {
        border-top-left-radius: $border-radius;
        border-bottom-left-radius: $border-radius;
      }
    }

    &:last-child {
      a {
        border-top-right-radius: $border-radius;
        border-bottom-right-radius: $border-radius;
      }
    }
  }

  /* next/previous buttons */
  &--pager {
    display: block;
    padding: 0.5em 0em;
    font-size: $type-size-5;

    &.right {
      text-align: end;
    }
  }
}

.page__content + .pagination,
.page__meta + .pagination,
.page__share + .pagination,
.page__comments + .pagination {
  margin-top: 2em;
  padding-top: 2em;
  border-top-width: 1px;
  border-top-style: solid;
}

/*
     Navigation list
     ========================================================================== */

.nav__list {
  margin-bottom: 1.5em;

  input[type="checkbox"],
  label {
    display: none;
  }

  @include breakpoint(max-width $large - 1px) {
    label {
      position: relative;
      display: inline-block;
      padding: 0.5em 2.5em 0.5em 1em;
      font-size: $type-size-6;
      font-weight: bold;
      border-width: 1px;
      border-style: solid;
      border-radius: $border-radius;
      z-index: 20;
      transition: 0.2s ease-out;
      cursor: pointer;

      &:before,
      &:after {
        content: "";
        position: absolute;
        right: 1em;
        top: 1.25em;
        width: 0.75em;
        height: 0.125em;
        line-height: 1;
        transition: 0.2s ease-out;
      }

      &:after {
        transform: rotate(90deg);
      }
    }

    /* on hover show expand*/
    label:hover:after {
      transform: rotate(90deg);
    }

    input:checked + label:hover:after {
      transform: rotate(0);
    }

    ul {
      margin-bottom: 1em;
    }

    a {
      display: block;
      padding: 0.25em 0;

      @include breakpoint($large) {
        padding-top: 0.125em;
        padding-bottom: 0.125em;
      }

      &:hover {
        text-decoration: underline;
      }
    }
  }
}

.nav__list .nav__items {
  margin: 0;
  font-size: 1.25rem;

  .active {
    margin-left: -0.5em;
    padding-left: 0.5em;
    padding-right: 0.5em;
    font-weight: bold;
  }

  @include breakpoint(max-width $large - 1px) {
    position: relative;
    max-height: 0;
    opacity: 0%;
    overflow: hidden;
    z-index: 10;
    transition: 0.3s ease-in-out;
    transform: translate(0, 10%);
  }
}

@include breakpoint(max-width $large - 1px) {
  .nav__list input:checked ~ .nav__items {
    transition: 0.5s ease-in-out;
    max-height: 9999px; /* exaggerate max-height to accommodate tall lists*/
    overflow: visible;
    opacity: 1;
    margin-top: 1em;
    transform: translate(0, 0);
  }
}

.nav__title {
  margin: 0;
  padding: 0.5rem 0.75rem;
  font-size: $type-size-5;
  font-weight: bold;
}

.nav__sub-title {
  display: block;
  margin: 0.5rem 0;
  padding: 0.25rem 0;
  font-size: $type-size-6;
  font-weight: bold;
  text-transform: uppercase;
  border-bottom-width: 1px;
  border-bottom-style: solid;
}

/*
     Table of contents navigation
     ========================================================================== */

.toc {
  border-width: 1px;
  border-style: solid;
  border-radius: $border-radius;
  box-shadow: $box-shadow;

  .nav__title {
    font-size: $type-size-6;
    border-top-left-radius: $border-radius;
    border-top-right-radius: $border-radius;
  }
}

.toc__menu {
  margin: 0;
  padding: 0;
  width: 100%;
  list-style: none;
  font-size: $type-size-6;

  @include breakpoint($large) {
    font-size: $type-size-7;
  }

  a {
    display: block;
    padding: 0.25rem 0.75rem;
    font-weight: bold;
    line-height: 1.5;
    border-bottom-width: 1px;
    border-bottom-style: solid;
  }

  li ul > li a {
    padding-left: 1.25rem;
    font-weight: normal;
  }

  li ul li ul > li a {
    padding-left: 1.75rem;
  }

  li ul li ul li ul > li a {
    padding-left: 2.25rem;
  }

  li ul li ul li ul li ul > li a {
    padding-left: 2.75rem;
  }

  li ul li ul li ul li ul li ul > li a {
    padding-left: 3.25rem
  }
}