Enrich the landing page with reassurance/trust content inspired by
competitor downloader sites: a 3-step "how it works" guide, a
supported-platforms grid with a non-affiliation disclaimer, and an
8-question FAQ (with FAQPage JSON-LD) -- all translated across en/fr/es/it.
Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>
