atom-code

1. Добавляете suggestion для шаблона page.html.twig:

function THEMENAME_theme_suggestions_page_alter(array &$suggestions, array $variables) {
  $route_match = \Drupal::routeMatch();
  if ($route_match->getRouteName() == 'entity.node.canonical') {
    $suggestions[] = 'page__' . $route_match->getParameter('node')->bundle();
  }
}

2. Создаёте шаблон page--NODE-TYPE.html.twig

3. Сбрасываете кэш.

https://www.drupal.org/forum/support/theme-develop...