{# Module icon — expects `app` with optional `icon`, `size` class default w-8 h-8 #}
{% set box = size | default('w-8 h-8') %}
{% set svg = icon_size | default('w-4 h-4') %}
<div class="shrink-0 {{ box }} rounded-lg flex items-center justify-center bg-brand-softer text-fg-brand">
    {% if app.icon %}
        {{ app.icon | safe }}
    {% else %}
        <svg class="{{ svg }}" fill="none" stroke="currentColor"
             viewBox="0 0 24 24" stroke-width="1.8">
            <path stroke-linecap="round" stroke-linejoin="round"
                  d="M3.75 6A2.25 2.25 0 016 3.75h2.25A2.25 2.25 0 0110.5 6v2.25a2.25 2.25 0 01-2.25 2.25H6a2.25 2.25 0 01-2.25-2.25V6zM3.75 15.75A2.25 2.25 0 016 13.5h2.25a2.25 2.25 0 012.25 2.25V18a2.25 2.25 0 01-2.25 2.25H6A2.25 2.25 0 013.75 18v-2.25zM13.5 6a2.25 2.25 0 012.25-2.25H18A2.25 2.25 0 0120.25 6v2.25A2.25 2.25 0 0118 10.5h-2.25a2.25 2.25 0 01-2.25-2.25V6zM13.5 15.75a2.25 2.25 0 012.25-2.25H18a2.25 2.25 0 012.25 2.25V18A2.25 2.25 0 0118 20.25h-2.25A2.25 2.25 0 0113.5 18v-2.25z"/>
        </svg>
    {% endif %}
</div>