Update landing page WordPress (Elementor)

Updating the landing page on WordPress (Elementor) according to the technical specifications.

Completed:
- editing content in the top block of the page
- added a new section after the Benefits block
- updated the feedback form (changed the structure of fields, added a Comment field)
- implemented a universal contact field (phone or Telegram) without format restrictions
- configured SMTP for correct email sending
- checked email delivery through Google Workspace
- made adjustments for the correct functioning of the form and UX

Result: stable operation of the form and correct delivery of applications to email.