gitea-custom/themes/catppucin/_monaco.scss

.monaco-editor {
  // selected text
  .selected-text {
    background-color: $surface0 !important;
  }
  // line numbers
  .margin-view-overlays .line-numbers {
    color: $subtext0 !important;
  }
  .line-numbers.active-line-number {
    color: $accent !important;
  }

  // current / cursor line
  .view-overlays .current-line,
  .margin-view-overlays .current-line-margin {
    background-color: #{if(
        $isDark,
        color.mix($surface0, $base, 64%),
        color.mix($mantle, $base, 70%)
      )} !important;
  }

  // Note: all of the hotpink stuff is there so it's easily visible, since these editor scope mappings are a mess

  // plaintext
  .mtk1 {
    color: $text !important;
  }
  .mtk2 {
    color: #ff69b4 !important;
  }
  // decorators
  .mtk3 {
    color: $peach !important;
  }
  // shell arguments
  .mtk4 {
    color: $teal !important;
  }
  // css constants & pre-defineds
  .mtk5 {
    color: $text !important;
  }
  // keywords
  .mtk6 {
    color: $mauve !important;
  }
  // numbers
  .mtk7 {
    color: $peach !important;
  }
  // comments
  .mtk8 {
    color: $overlay2 !important;
  }
  // sometimes a keyword, apparently
  .mtk9 {
    color: $mauve !important;
  }
  // braces, brackets, parentheses
  .mtk10 {
    color: $subtext0 !important;
  }
  // arrow brackets & equal signs in HTML
  .mtk11 {
    color: $teal !important;
  }
  // @ sign in javascript ¯\_(ツ)_/¯
  .mtk12 {
    color: $teal !important;
  }
  .mtk13 {
    color: #ff69b4 !important;
  }
  .mtk14 {
    color: #ff69b4 !important;
  }
  // regex, css classnames, and HTML keywords (huh)
  .mtk15 {
    color: $mauve !important;
  }
  // shebangs
  .mtk16 {
    color: $overlay2 !important;
  }
  .mtk17 {
    color: #ff69b4 !important;
  }
  .mtk18 {
    color: #ff69b4 !important;
  }
  // glob operator i guess
  .mtk19 {
    color: $teal !important;
  }
  .mtk20 {
    color: #ff69b4 !important;
  }
  // strings
  .mtk21 {
    color: $green !important;
  }
  .mtk22 {
    color: #ff69b4 !important;
  }
  // functions
  .mtk23 {
    color: $blue !important;
  }
  // shell variables
  .mtk24 {
    color: $peach !important;
  }
  // weird variables
  .mtk25 {
    color: $pink !important;
  }

  .bracket-highlighting-0 {
    color: color.mix($text, $red, 40%) !important;
  }
  .bracket-highlighting-1 {
    color: color.mix($text, $peach, 40%) !important;
  }
  .bracket-highlighting-2 {
    color: color.mix($text, $yellow, 40%) !important;
  }
  .bracket-highlighting-3 {
    color: color.mix($text, $green, 40%) !important;
  }
  .bracket-highlighting-4 {
    color: color.mix($text, $blue, 40%) !important;
  }
  .bracket-highlighting-5 {
    color: color.mix($text, $mauve, 40%) !important;
  }
}