bazarr/frontend/src/assets/action_icon.module.scss

@layer mantine {
  .root {
    &[data-variant="light"] {
      color: var(--mantine-color-dark-0);
    }

    @include light {
      &[data-variant="light"] {
        background-color: var(--mantine-color-gray-1);
        color: var(--mantine-color-dark-2);
      }
    }
  }
}