Church Conference Registration Page

I need a simple web page to register attendees for the Activate Conference 2025. The main purpose is to collect names and contact details for headcount purposes.

Requirements:
- Collect attendee name and contact details
- User authentication is optional
- Mobile-friendly design
- Secure data handling

Ideal Skills and Experience:
- Web development proficiency
- Experience with user authentication systems
- UI/UX design for mobile responsiveness
- Knowledge of data security practices