{# src/examen/templates/_chip.html #}
{# Usage: {% include "_chip.html" with context %}
   Required context: chip_number (1..5), chip_label, chip_field_name,
   optional checked (bool, default False) #}
{% set checked = checked|default(False) %}
<label class="chip{% if checked %} chip--on{% endif %}"
       data-value="{{ chip_number }}"
       {% if checked %}aria-pressed="true"{% else %}aria-pressed="false"{% endif %}>
  <input type="radio"
         name="{{ chip_field_name }}"
         value="{{ chip_number }}"
         {% if checked %}checked{% endif %}
         class="chip__input">
  <span class="chip__num">{{ chip_number }}</span>
  <span class="chip__word">{{ chip_label }}</span>
</label>