- 6 hero variants: fullscreen, split_right, split_left, centered_minimal, video_bg, slideshow
- 5 navbar styles: solid, transparent, floating, centered, minimal (with CTA, logo position, social toggle)
- 4 footer styles: dark, light, accent, transparent (with configurable blocks & columns)
- Multi-column layout selector (grid_2/3/4, list, carousel) for activities, programs, trainers, news, branches
- Visual variant picker in section editor with radio cards and mini previews
- Footer block builder with add/remove/reorder (about, links, contact, social, hours)
- Phase B migration adds navbar_cta_text, footer_blocks, footer_style, etc.
Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>