{% comment %}
  Griglia Masonry.

  Richiede masonry-layout JS nel blocco extra_js del template:
    {% block extra_js %}{{ block.super }}
    <script src="https://cdn.jsdelivr.net/npm/masonry-layout@4/dist/masonry.pkgd.min.js" defer></script>
    {% endblock %}
{% endcomment %}
<div class="ag-masonry-grid">
  <div class="row" data-masonry='{"percentPosition": true}'>
    {% for item in items %}
      <div class="{{ col_class }} mb-4">
        {{ item.content }}
      </div>
    {% endfor %}
  </div>
</div>