/* ==========================================================================
   Navicons
   ========================================================================== */

.navicon-button {
  display: inline-block;
  position: relative;
  padding: 1.8125rem 1rem;
  transition: $navicon-duration / 2;
  background-color: $navicon-nav-bg-close;
  cursor: pointer;
  -moz-user-select: none;
  -ms-user-select: none;
  -webkit-user-select: none;
  user-select: none;

  @include breakpoint($medium) {
    margin-right: 2rem;
  }

  @include breakpoint($large) {
    margin-right: 5vw;
  }

  &.open {
    background-color: $navicon-nav-bg-open;
  }

  .navicon::before,
  .navicon::after {
    transition: $navicon-duration/2;
  }

  &:hover {
    transition: $navicon-duration;

    .navicon::before,
    .navicon::after {
      transition: $navicon-duration / 2;
    }

    .navicon::before { top: (2.5 * $navicon-height); }
    .navicon::after { top: (-2.5 * $navicon-height); }
  }
}

.navicon {
  position: relative;
  width: $navicon-width;
  height: $navicon-height;
  transition: $navicon-duration;
  border-radius: $navicon-width;
  background: $navicon-content-bg;

  &::before,
  &::after {
    display: block;
    position: absolute;
    width: $navicon-width;
    height: $navicon-height;
    transition: $navicon-duration $navicon-duration / 2;
    border-radius: $navicon-width;
    background: $navicon-content-bg;
    content: '';
    z-index: -1;
  }

  &::before { top: (2 * $navicon-height); }
  &::after { top: (-2 * $navicon-height); }
}

.open:not(.steps) .navicon::before,
.open:not(.steps) .navicon::after {
  top: 0 !important;
}

.open .navicon::before,
.open .navicon::after {
  transition: $navicon-duration;
}

/* Minus */
.open {
  -ms-transform: scale($navicon-toggled-size);
  transform: scale($navicon-toggled-size);
}

/* Arrows */
.open.larr .navicon,
.open.rarr .navicon,
.open.uarr .navicon {

  &::before,
  &::after {
    width: (0.6 * $navicon-width);
  }

  &::before {
    -ms-transform: rotate(35deg);
    transform: rotate(35deg);
    -ms-transform-origin: left top;
    transform-origin: left top;
  }

  &::after {
    -ms-transform: rotate(-35deg);
    transform: rotate(-35deg);
    -ms-transform-origin: left bottom;
    transform-origin: left bottom;
  }
}

.open.uarr {
  -ms-transform: scale($navicon-toggled-size) rotate(90deg);
  transform: scale($navicon-toggled-size) rotate(90deg);
}

/* Arrows */
.open.rarr .navicon {

  &::before {
    transform: translate3d(1em, 0, 0) rotate(-35deg);
    -ms-transform-origin: right top;
    transform-origin: right top;
  }

  &::after {
    transform: translate3d(1em, 0, 0) rotate(35deg);
    -ms-transform-origin: right bottom;
    transform-origin: right bottom;
  }
}

/* × and + */
.open.plus,
.open.x {
  .navicon {
    background: transparent;

    &::before {
      -ms-transform: rotate(-45deg);
      transform: rotate(-45deg);
    }

    &::after {
      -ms-transform: rotate(45deg);
      transform: rotate(45deg);
    }
  }
}

.open.plus {
  -ms-transform: scale($navicon-toggled-size) rotate(45deg);
  transform: scale($navicon-toggled-size) rotate(45deg);
}