@use "variables" as *;
@use "sass:list" as l;
@use "sass:string" as s;

@function z($name) {
  @if l.index($z-items, $name) {
    @return (l.length($z-items) - l.index($z-items, $name)) + 1;
  } @else {
    @return null;
  }
}

@function nz($name) {
  @if l.index($nz-items, $name) {
    @return (l.length($nz-items) - l.index($nz-items, $name)) - 2;
  } @else {
    @return null;
  }
}

@function fa($icon) {
  @return s.unquote('"') + s.unquote(s.insert($icon, "\\", 1)) + s.unquote('"');
}