Modify HeroCard and GalleryHeroCard to use h-full and min-h-[300px] instead of aspect-square, and update FeaturedCarousel to accommodate a new three-column layout.
Replit-Commit-Author: Agent
Replit-Commit-Session-Id: 517dfa7b-26ac-463d-a6e1-a58c6df97188
Replit-Commit-Checkpoint-Type: full_checkpoint
Replit-Commit-Event-Id: 1022734e-1fc1-4de6-a94d-c9775c7a71f4
Replit-Helium-Checkpoint-Created: true
