{# ── One canonical URL per language, so search engines index /es/ as the
Spanish page rather than as duplicate content of /. x-default points at
English, which is the unprefixed URL. Rendered only on pages that HAVE a
language-prefixed variant; alternate_url returns None elsewhere. ── #}
{% if alternate_url(current_language) %}
{% for code in LANGUAGES %}
{% endfor %}
{% endif %}
{# Anti-FOUC dark mode — same pattern as app base.html #}
{% block head_extra %}{% endblock %}
{# Dark ground is gray-900 — the exact background the app itself uses — so the
marketing pages read as the product's surface, not a wrapper around it. #}
{# ── Top navigation bar ── #}
 }})
ModuleDesk