Conde House Style Design System (DESIGN.md, Japanese UI)

Design policy: A gallery style that tiles large furniture and material photographs. The UI commits to achromatic thin rules and whitespace, letting the photographs of wood and living themselves take center stage - Density: Medium to low density. The first view consists only of a photo mosaic + the thin Latin logo "CondeHouse" and light navigation - Keywords: Dignified / Serene / Natural / Editorial / Craft - Shape language: Surface cards are straight-edged with zero corner radius (border-radius: 0). Only filled buttons use 4px, round buttons such as pagers use 50%, and link outlines use a larg