TOTO (TOTO Corporation) Style Design System (DESIGN.md, Japanese UI)

Design policy: Expresses the reliability and cleanliness of housing equipment through a light blue-gray (#f2f6fa) base surface, deep blue #1e4dc6 CTAs, and dark navy #0b163e headings. A cool, clean tone befitting a water-related brand - Density: Information density is somewhat high due to the many product categories. However, pill-shaped tag links and large card images guide users, avoiding a feeling of being cramped - Keywords: Cleanliness, blue-gray base, Lato + Hiragino, water-related reliability, category color coding - Characteristics: - Uses Lato for Latin text. A clean geometric sans-se