hugo-theme-next/assets/css/_common/scaffolding/highlight/copy-code.scss

.highlight {

  background: var(--highlight-background);
  margin-bottom: 26px;
  line-height: 1.25;

  > .code-header {
    color:#f8f8f2;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: .25rem 0;
    width: 100%;

    &:hover {
      cursor: pointer;
    }

    .code-lang {
      width: 100%;
      text-align: center;
      font-weight: bold;

      &::after {
        content: "Code";
      }
    }

    .collapse-btn {
      font-family: "Font Awesome 6 Free";
      font-weight: 900;
      text-align: center;
      width: 1.25em;
      display: inline-block;
      font-style: normal;
      font-variant: normal;
      line-height: 1;
      text-rendering: auto;
      padding-right: .25rem;      
      transition: content 1s ease-in-out;
      
      &::before {
        content: "\f102";
      }

      &.collapse::before {
        content: "\f103";
      }
    }

    @each $type, $text in $code-type-list {
      &.#{$type} .code-lang::after {
        content: $text;
      }
    }

    .ellipses-btn {
      padding-right: .45rem;
    }
  }

  > .chroma {
    position: relative;
    max-height: 500px;
    opacity: 1;
    visibility: visible;
    transition: max-height 0.8s ease-in-out, opacity 0.7s ease-in-out; 

    &.hidden-code {
      max-height: 0;
      opacity: 0;
      visibility: hidden;

      animation-name: slideInUp;
      animation-duration: 1s;
    }
    
    pre {
      padding: .45rem 0;
    }

    .lntd:first-child {
      min-width: 1.6rem;
      text-align: right;
      background-color: #272822; 

      a {
        border-bottom: none;
      }
    }

    .lntd:last-child {
      width: 100%;

      pre {
        overflow-wrap: break-word;
        white-space: pre-wrap;
        line-break: anywhere;
        word-break: break-all; 
        overflow-x: auto;
      }
    }

    > code > span {
      overflow-wrap: break-word;
      white-space: pre-wrap;
      line-break: anywhere;
      word-break: break-all; 
    }

    @if $codeblock_copy_btn_enable {

      &:hover .copy-btn {
        opacity: 1;
      }
    
      .copy-btn {
        color: $black-dim;
        cursor: pointer;
        line-height: 1.6;
        opacity: 0;
        padding: 2px 6px;
        position: absolute;
        right: 8px;
        top: 4px;
        border-radius: 3px;
        font-size: $font-size-medium;
        transition: opacity $transition-ease;
        background: var(--highlight-background);
        
        font-family: "Font Awesome 6 Free";
        font-weight: 900;
        text-align: center;
        width: 1.25em;
        display: inline-block;
        font-style: normal;
        font-variant: normal;
        text-rendering: auto;

        &::before {
          content: "\f0c5";
        }

        &.copied::before {
          content: "\f058";
        }

        &.uncopied::before {
          content: "\f057";
        }
    
        @if $codeblock_style == 'flat' {
          background: white;
          border: 0;
        } @else if $codeblock_style == 'mac' {
          color: var(--highlight-foreground);
        } @else {
          background-color: $gainsboro;
          background-image: linear-gradient(#fcfcfc, $gainsboro);
          border: 1px solid #d5d5d5;
        }
      }
    }
  }

  
  @if $codeblock_style == 'mac' {
  
    border-radius: 5px;
    box-shadow: 0 10px 30px 0 rgba(0, 0, 0, .4);

    .code-header {
    
      &::before {
        background: #fc625d;
        box-shadow: 20px 0 #fdbc40, 40px 0 #35cd4b;
        margin-left: 10px;
        @include round-icon(12px);
      }
    } 
  }
  
}