@function map-deep-get($map, $keys...) {
  $result: $map;
  @each $key in $keys {
    $result: map-get($result, $key);
  }
  @return $result;
}

// From: https://gist.github.com/pentzzsolt/4949bbd7691d43d00616dc4f1451cae9#file-non-destructive-map-merge-4-scss
@function map-deep-merge($parent-map, $child-map) {
  $result: $parent-map;
  @each $key, $value in $child-map {
    @if (not map-has-key($result, $key)) or
      (type-of(map-get($result, $key)) != type-of($value)) or
      (not (type-of(map-get($result, $key)) == map and type-of($value) == map))
    {
      $result: map-merge(
        $result,
        (
          $key: $value,
        )
      );
    } @else {
      $result: map-merge(
        $result,
        (
          $key: non-destructive-map-merge(map-get($result, $key), $value),
        )
      );
    }
  }
  @return $result;
}