.v-sidebar-menu {
  * {
    box-sizing: border-box;
  }

  & {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    z-index: 999;
    box-sizing: border-box;
    width: 100%;
    text-align: left;
    transition: 0.3s max-width ease;
  }

  .vsm--wrapper {
    position: relative;
    display: flex;
    flex-direction: column;
    flex: 1;
    min-height: 0;
  }

  .vsm--menu {
    position: static !important;
    transition: 0.3s width ease;
  }

  .vsm--scroll-wrapper {
    position: relative;
    flex: 1;
    min-height: 0;
  }

  .vsm--scroll {
    overflow-y: scroll;
    overflow-x: hidden;
    height: 100%;
    -ms-overflow-style: none;
    scrollbar-width: none;
    &::-webkit-scrollbar {
      width: 0;
      height: 0;
      display: none;
    }
  }

  .vsm--scroll-bar {
    position: absolute;
    top: 2px;
    bottom: 2px;
    right: 2px;
    width: 6px;
    border-radius: 4px;
    z-index: 5;
  }

  .vsm--scroll-thumb {
    display: block;
    background-color: #aaa;
    border-radius: 4px;
    cursor: pointer;
    user-select: none;
    opacity: 0.5;
    transition: 0.3s opacity ease;
    &:hover,
    &_clicking {
      opacity: 1;
    }
  }

  .vsm--menu,
  .vsm--dropdown {
    padding: 0;
    margin: 0;
    list-style: none;
  }

  .vsm--dropdown {
    padding: 5px;
  }

  .vsm--item {
    position: static !important;
    display: block;
    width: 100%;
  }

  .vsm--link {
    position: static !important;
    display: flex;
    align-items: center;
    color: inherit;
    font-size: var(--vsm-item-font-size);
    font-weight: 400;
    box-sizing: content-box;
    padding: var(--vsm-item-padding);
    line-height: var(--vsm-item-line-height);
    text-decoration: none;
    user-select: none;
    transition: 0.3s all ease;
    &_active {
      font-weight: 600;
    }
    &_disabled {
      opacity: 0.4;
      pointer-events: none;
    }
    &_level-1 {
      .vsm--icon {
        height: var(--vsm-icon-height);
        width: var(--vsm-icon-width);
        border-radius: 3px;
      }
    }
  }

  .vsm--icon {
    height: 25px;
    width: 25px;
    display: flex;
    flex-shrink: 0;
    align-items: center;
    justify-content: center;
    margin-right: 15px;
    z-index: 20;
  }

  .vsm--title {
    display: flex;
    align-items: center;
    flex: 1;
    min-width: 0;
    & > span:first-child {
      flex-grow: 1;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis;
    }
    &_hidden {
      visibility: hidden;
    }
  }

  .vsm--arrow {
    width: 30px;
    height: 30px;
    font-size: 14px;
    text-align: center;
    display: flex;
    justify-content: center;
    align-items: center;
    &_default {
      position: relative;
      width: 12px;
      height: 12px;
      transition: transform 0.3s ease;
      &:before {
        content: '';
        width: 6px;
        height: 6px;
        border-left: 2px solid;
        border-bottom: 2px solid;
        transform: rotate(-135deg);
        display: inline-block;
        position: absolute;
        top: 2px;
        left: 0;
        box-sizing: content-box;
      }
    }
    &_open {
      .vsm--arrow_default {
        transform: rotate(90deg);
      }
    }
  }

  .vsm--header {
    font-size: 14px;
    font-weight: 600;
    padding: 10px 15px;
    white-space: nowrap;
    text-transform: uppercase;
  }

  .vsm--badge {
    &_default {
      padding: 0px 6px;
      font-size: 12px;
      border-radius: 3px;
      height: 20px;
      line-height: 20px;
      font-weight: 600;
      text-transform: uppercase;
    }
  }

  .vsm--toggle-btn {
    width: 100%;
    height: 65px;
    font-size: 18px;
    text-align: center;
    cursor: pointer;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    &_default {
      position: relative;
      width: 12px;
      height: 12px;
      &:before {
        content: '';
        display: inline-block;
        height: 12px;
        border-left: 2px solid;
        position: absolute;
        left: 0px;
        top: 0px;
      }
      &:after {
        content: '';
        display: inline-block;
        width: 6px;
        height: 6px;
        border-left: 2px solid;
        border-bottom: 2px solid;
        position: absolute;
        left: 4px;
        top: 2px;
        transform: rotate(45deg);
        box-sizing: content-box;
      }
    }
  }

  &.vsm_collapsed {
    & .vsm--link_level-1 {
      &.vsm--link_hover,
      &:hover {
        background-color: transparent !important;
      }
    }

    .vsm--toggle-btn_default {
      transform: scaleX(-1);
    }
    &.vsm_rtl .vsm--toggle-btn_default {
      transform: scaleX(1);
    }

    .vsm--scroll-wrapper {
      width: calc(100% + 8px);
    }
  }

  &.vsm_rtl {
    right: 0;
    left: inherit;
    text-align: right;
    direction: rtl;

    .vsm--icon {
      margin-left: 15px;
      margin-right: 0px;
    }

    .vsm--arrow {
      &_default {
        transform: scaleX(-1);
      }
      &_open {
        .vsm--arrow_default {
          transform: rotate(-90deg) scaleX(-1);
        }
      }
    }

    .vsm--toggle-btn_default {
      transform: scaleX(-1);
    }

    .vsm--scroll-bar {
      right: inherit;
      left: 2px;
    }
  }

  &.vsm_relative {
    position: relative;
    height: 100%;
  }

  .expand-enter-active,
  .expand-leave-active {
    transition: height 0.3s ease;
    overflow: hidden;
  }
  .expand-enter-from,
  .expand-leave-to {
    height: 0 !important;
  }

  .slide-animation-enter-active {
    transition: width 0.3s ease;
  }
  .slide-animation-leave-active {
    transition: width 0.3s ease;
  }
  .slide-animation-enter-from,
  .slide-animation-leave-to {
    width: 0 !important;
  }
}