Everything here is sample data, and the homeowner name and street address are invented.
The per-shingle feature bullets are unverified placeholder copy about third-party products, and the
review count is a placeholder pending re-verification. Open a concept in its own tab to use the
interactions properly (option select, upgrade checkboxes, live total, colour swatches).
D-1 and D-2 are the same page — title layout from A, hero photography from C, option cards and
authorize from B. They differ only in ground and type, so they are one file with a theme switch rather
than two copies that drift apart.