:root
  --referto-text-color: #e9a218
  --referto-text-hover-color: #2C7FE7
  --referto-literature-background-color: #318efd
  --referto-title-background-color: #183153
  --referto-content-text-color: #f1f1ef
  --referfrom-text-shadow: rgba(35,35,35,0.5)
  --referfrom-text-color: #f1f1ef
  --referfrom-text-hover-color: #f2b94b
  --referfrom-link-color: #403e3b
  --referfrom-link-hover-color: #235dac
  --referfrom-background-color: #f1f1ef
  --reference-anchor-color: #183153
  --reference-anchor-up-color: #318efd

[data-theme="dark"]
  --referto-text-color: #f2b94b
  --referto-text-hover-color: #2C7FE7
  --referto-literature-background-color: #5c6167
  --referto-title-background-color: #090a0b
  --referto-content-text-color: #f1f1ef
  --referfrom-text-shadow: rgba(35,35,35,0.5)
  --referfrom-text-color: #f1f1ef
  --referfrom-text-hover-color: #f2b94b
  --referfrom-link-color: #f1f1ef
  --referfrom-link-hover-color: #f2b94b
  --referfrom-background-color: rgba(92, 97, 103, 0.68)
  --reference-anchor-color: #090a0b
  --reference-anchor-up-color: #183153

.hidden-anchor
  position relative
  top -150px
  display inline-block
  height 0
  overflow hidden

.reference
  a
    display inline-block
    color var(--referto-text-color) !important
    font-weight bold
    transition: all 0.2s ease-in-out
  &:hover
    a
      transition: all 0.2s ease-in-out
      text-decoration none !important
      color var(--referto-text-hover-color) !important
    & + .reference-bubble
      .reference-item
        transform translate(-40px, 10px) rotateX(0deg)
        transition: all 0.5s ease-in-out
        opacity: 1

.reference-bubble
  display inline-block


.reference-item
  transition: all 0.5s ease-in-out
  opacity 0
  z-index 99
  display flex
  position absolute
  transform translate(-40px, 10px) rotateX(90deg)
  width auto
  height auto
  clip-path polygon(5px 10px, 20px 10px, 30px 0, 40px 10px, calc(100% - 5px) 10px, 100% 15px, 100% calc(100% - 5px), calc(100% - 5px) 100%, 5px 100%, 0 calc(100% - 5px), 0 15px, 5px 10px)

.reference-literature
  max-width 200px
  padding 20px 10px 10px 10px
  background var(--referto-literature-background-color)
  color var(--referto-content-text-color) !important
  word-wrap break-word
  word-break break-all
  display flex
  align-items center

.reference-title
  padding 20px 10px 10px 10px
  background var(--referto-title-background-color)
  color var(--referto-content-text-color) !important
  writing-mode vertical-lr
  display flex
  justify-content center

.reference-source
  font-size 16px
  height auto
  line-height 26px
  width fit-content
  margin 5px 0
  max-width 90%
  background var(--referfrom-background-color)
  box-shadow 1px 1px 1px var(--referfrom-text-shadow)
  border-radius 8px
  padding-right 10px
  pangu
    display: none



a
  &.reference-anchor
    border-bottom-left-radius 5px
    border-top-left-radius 5px
    color var(--referfrom-text-color) !important
    background var(--reference-anchor-color)
    height 30px
    display inline-block
    width fit-content
    padding 0px 0px 0px 10px
    &:hover
      color var(--referfrom-text-hover-color) !important
      text-decoration none !important
      .reference-anchor-up
        color var(--referfrom-text-hover-color) !important
  &.reference-link
    color var(--referfrom-link-color) !important
    padding 0px 10px
    &:hover
      color var(--referfrom-link-hover-color) !important
      text-decoration none !important

.reference-anchor-up
  color var(--referfrom-text-color) !important
  height 30px
  width 40px
  padding 0px 0px 0px 10px
  background var(--reference-anchor-up-color)
  display inline-flex !important
  align-items center
  justify-content center
  clip-path polygon(0 0,10px 50%,0 100%,100% 100%,100% 0)