.main-nav {
  width: 220px;
  height: 100%;
  transition: width .3s ease-in;
  overflow: visible;
  border-right: $separator;
  font-size: $font-size-normal;
  position: relative;

  .toggle-nav {
    position: absolute;
    border-radius: 50%;
    width: 30px;
    height: 30px;
    top: calc((#{$height-header} / 2) - 15px);
    right: 0;
    transform: translateX(50%);
    z-index: $z-index-foreground;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 0.5px solid $gray-light;
    background: $gray-lighter;
    color: $primary-color;
  }

  &--closed {
    width: 85px;
    transition: width .3s ease-in;

    .app-info {
      span {
        display: none;
      }

      div {
        opacity: 0;
      }
    }

    .navigation {
      a {
        .icon {
          left: 10px;
        }

        .text {
          opacity: 0;
        }
      }
    }
  }

  .app-info {
    font-size: $font-size-large;
    margin-top: $spacer-4;
    text-align: center;
    color: $secondary-color;
    overflow: hidden;

    .app-name {
      width: 150px;
      height: 75px;
      white-space: nowrap;
    }

    img {
      width: 50%;
      object-fit: contain;
      margin: 5% 25%;
    }
  }

  .navigation {
    margin-top: $spacer-8;
    padding: $spacer-2 0;

    a {
      display: flex;
      align-items: center;
      padding: $spacer-4;
      color: $primary-color;

      .icon {
        min-width: 30px;
        position: relative;
        transition: left .3s ease-in;
        left: 0;

        span {
          font-size: $font-size-large;
          color: $primary-color;
          height: 100%;
          width: 100%;
        }
      }

      .text {
        margin: 0;
        opacity: 1;

        span {
          overflow: hidden;
          word-break: keep-all;
          white-space: pre;
        }
      }

      .icon,
      .text {
        height: 24px;
        line-height: 24px;
        display: flex;
        align-items: center;
      }

      &:hover,
      &.active {
        background: rgba($secondary-color, 10%);
        position: relative;
        color: $secondary-color;

        &::after {
          content: '';
          position: absolute;
          top: 0;
          left: 0;
          width: 4px;
          height: 100%;
          background: $secondary-color;
        }

        .icon {
          span {
            color: $secondary-color;
          }
        }
      }
    }

    .nested-items {
      a {
        padding-left: $spacer-7;
      }
    }
  }
}