New concepts
Store shells, product card grids, filter catalogs, product detail buy boxes, cart and checkout summaries, account hubs, and print-friendly invoices.
What changes after Admin UI?
Chapter 18 focused on operator dashboards. This chapter applies the same native-control discipline to a buyer-facing store: merchandising grids, sticky order summaries, and account tables. Interactive search, sort, and bulk actions wait for JavaScript Phase 9.
Lessons
Checkpoint
Build a mini storefront page that includes a store shell, a short product card grid, and a cart or order-summary fragment. Keep every control labelled and every data table semantic.