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

Design philosophy: A craft-brand site with warmth and dignity, befitting a Hiroshima furniture maker founded in 1928. An art-book-like layout that puts design furniture by Naoto Fukasawa, Jasper Morrison, and others center stage - Density: Large-format furniture photography with generous whitespace. Body text is set like reading material with a relaxed line-height of 1.8 - Keywords: craft, warm, refined, understated, enduring, wood texture, Japanese dignity - Characteristics: Avoids pure black and pure white; body text uses #414141 (a warm dark gray) and the footer uses #b4afaf (a warm gray re