Tabechoku Style Design System (DESIGN.md, Japanese UI)

Design policy: White background + off-white (kinari) surfaces + gold-brown. Matching the context of gift-giving and direct-from-producer sales, it does not make high-saturation e-commerce colors (red or orange sale colors) the star; instead it builds the face of "something proper" with gold-brown and off-white. Orange is used only as an accent for announcements. - About Tabechoku: A direct-from-producer marketplace where producers list and ship items themselves. "Delivered directly from the producer." is the tagline. Because as many producers' faces appear as there are products, cards often ca