$default-variables: (
  "Link-Text____underline-color-rgb": var(--color--main-rgb),
  "Link-Text____underline-width": 1px,
  "Link-Text____underline-opacity": 0.3,
  "Link-Text--hover____underline-opacity": 0.625,
);

@mixin generate-link-text-theme-variables($theme-variables: ()) {
  $variables: map-merge($default-variables, $theme-variables);

  @each $name, $value in $variables {
    --#{$name}: #{$value};
  }
}