MOS BURGER Style Design System (DESIGN.md, Japanese UI)

Design policy: Warm, friendly, natural. As a premium hamburger chain originating in Japan, it expresses a sense of ingredients and reassurance - Density: Relaxed, promotion-oriented. Product photos are placed large, and the amount of information is kept minimal - Keywords: Warm, friendly, natural, green, friendly - Characteristics: A warm dual-brand palette of green + orange. Pill-shaped buttons (radius 24px) are the unifying element across the entire design. Light pink and cream backgrounds create a sense of warmth