User Story:
As a visitor, I want to browse all active campaigns so that I can find causes I want to support.
Acceptance Criteria:
- Paginated grid of campaign cards (12 per page)
- Infinite scroll or "Load More" option
- Total campaign count displayed
- Empty state when no campaigns exist
User Story:
As a visitor, I want to browse all active campaigns so that I can find causes I want to support.
Acceptance Criteria: