Hokuoh Kurashi no Doguten Style Design System (DESIGN.md, Japanese UI)

Design policy: Fuses a magazine-like reading experience with e-commerce. "Editorial commerce" that proposes a lifestyle through photography and short text - Density: Medium to high. The top page uses a magazine-style layout mixing reading cards, product cards, and news - Keywords: Warmth, natural, editorial, homey, Yu Gothic - Characteristics: - Yu Gothic Medium base — The entire site is unified with Yu Gothic Medium. Noto Sans JP is kept as a fallback, but the star is Yu Gothic. The Windows weight problem is addressed by explicitly specifying "Yu Gothic Medium" - Partial application of YakuHa