Oita Prefectural Art Museum (OPAM) Style Design System (DESIGN.md, Japanese UI)

Design approach: Round interactive elements on a light gray ground. Every interactive element is a pill, and no angular elements exist. The abundance of information typical of a public institution is organized through unified shapes - About OPAM: The concept is "a museum of encounters and the five senses." There are many kinds of information — opening calendar, exhibitions, events, education and outreach, café, shop — and the design classifies them by badge color and unifies them by shape (pill) - Density: High density. The top page runs KV carousel → calendar (today's info on the left, monthl