$avatarWidth = 3rem
$arrow-icon-width = 1rem
$post-nav-max-width = 14rem
$article-title-font-size = 1.6rem
$toc-container-width = 16rem


.post-page-container {
  position relative
  display flex
  justify-content space-between
  box-sizing border-box
  width 100%
  height 100%


  &.show-toc {
    .toc-content-container {
      display block
    }

    .article-content-container {
      width 'calc(100% - %s)' % $toc-container-width
    }
  }


  +keep-tablet() {
    .toc-content-container {
      display none !important
    }

    .article-content-container {
      width 100% !important
    }
  }


  .article-content-container {
    position relative
    box-sizing border-box
    width 100%
    height 100%
    keep-container(false, 0, 0, 2rem, 2rem)

    +keep-mobile() {
      padding 1.2rem 0.2rem
      box-shadow none

      &:hover {
        box-shadow none
      }
    }


    .article-title {
      color var(--second-text-color)
      font-weight 600
      font-size $article-title-font-size

      +keep-tablet() {
        font-size $article-title-font-size * 0.9
      }

      +keep-mobile() {
        font-size $article-title-font-size * 0.8
      }
    }


    .article-header {
      position relative
      box-sizing border-box
      width 100%
      height $avatarWidth
      padding-left $avatarWidth

      .avatar {
        position absolute
        top 0
        left 0
        box-sizing border-box
        width $avatarWidth
        height $avatarWidth
        padding 0.1rem
        border 1px solid var(--border-color)
        border-radius 50%

        img {
          width 100%
          height 100%
          background var(--avatar-background-color)
          border-radius 50%
        }
      }


      .info {
        display flex
        flex-direction column
        justify-content space-between
        box-sizing border-box
        width 100%
        height 100%
        margin-left 10px
        padding 2px 0

        .author {
          display flex
          align-items center
          font-weight 600
          font-size 1.18rem

          .name {
            color var(--default-text-color)
          }

          .author-label {
            margin-left 10px
            padding 0 5px
            color #fff
            font-weight 500
            font-size 0.8rem
            background var(--selection-color)
            border-radius 5px
          }
        }
      }
    }


    .article-header
    .article-header-meta-info {
      margin-top 16px
      +keep-tablet() {
        transform scale(0.9)
        transform-origin left top
      }
    }


    .article-content {
      margin-top $component-spacing-value
      padding-bottom 10px
      color var(--default-text-color)
      word-wrap break-word
      border-bottom 1px solid var(--border-color)
    }


    .post-tags-box {
      display none
      justify-content center
      margin-top 1.6rem
      font-size 1.1rem

      +keep-tablet() {
        display flex
      }

      +keep-mobile() {
        margin-top 1.2rem
        font-size 1rem
      }


      .tag-item {
        margin 0 0.25rem
      }
    }


    .post-copyright-info {
      width 100%
      margin-top $component-spacing-value

      +keep-tablet() {
        margin-top $component-spacing-value * 0.8
      }
    }


    .article-nav {
      height 40px
      margin-top $component-spacing-value

      .article-prev
      .article-next {
        box-sizing border-box
        max-width $post-nav-max-width
        height 100%

        keep-container(true, 1.03, 1.03, 10px, 0)

        a {
          position relative
          display block
          box-sizing border-box
          width 100%
          height 100%

          &.prev {
            padding-left $arrow-icon-width
          }

          &.next {
            padding-right $arrow-icon-width
          }

          .arrow-icon {
            position absolute
            top 0
            width $arrow-icon-width
            height 100%

            &.left {
              left 0
            }

            &.right {
              right 0
            }
          }

          .title {
            width 100%
            height 100%
          }
        }
      }

      .article-prev {
        float left
      }

      .article-next {
        float right
      }

      .post-nav-item {
        display none

        +keep-tablet() {
          display inline-block
        }
      }


      .post-nav-title-item {
        overflow hidden
        white-space nowrap
        text-overflow ellipsis

        +keep-tablet() {
          display none
        }
      }
    }
  }


  .toc-content-container {
    position sticky
    top $header-height + $component-spacing-value
    display none
    box-sizing border-box
    width $toc-container-width
    max-height 'calc(100vh - %s)' % ($header-height + $component-spacing-value)
    padding-left 2rem
    transition-t("top, display, max-height", "0, 0, 0", "0.2, 0.1, 0.2", "ease, ease, ease")

    .header-shrink & {
      top $header-shrink-height + $component-spacing-value
      max-height 'calc(100vh - %s)' % ($header-shrink-height + $component-spacing-value)
    }
  }
}