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

Design policy: A quiet, refined catalog-style e-commerce site that puts product photography front and center. Conversion elements (CTA buttons, etc.) are minimized as much as possible, conveying the brand's worldview through photography and typography - Density: Generous whitespace. A spacing design that lets images breathe. Text is kept to a minimum, letting the presence of the products speak for itself - Keywords: Serene, editorial, warmth, product-first, the presence of stationery - Characteristics: Uses #333333 as the base text color rather than pure black (#000000). Article content uses #