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

Design direction: A weighty world of leather and denim built on dark brown #261107. Rather than black, a "burnt brown" is used throughout, conveying the warmth of handwork such as mud dyeing, indigo dyeing, and patchwork. Latin text uses the serif Kameron and the monospace Courier New to evoke "old letterpress printing," while Japanese text is quietly supported by Yu Gothic - Density: Body text 13px / line-height 1.23. Little text, photo-driven. Hero slides use white text overlays (42–94px Bold) to use space boldly - Keywords: dark brown, Kameron serif, Courier New monospace, bordered CTA, rig