SUMIDA
DECK 01 / 明暗
A Study in Light & Dark

Design is
the space
you don't fill.

Two values, no middle. Every shape we draw cuts an equal and opposite shape from the field around it.

明暗 — positive and negative, weighed as one.

This is the Notan Light-Dark design system, applied by Curio Design — a design-style library for AI agents. Full Notan Light-Dark guide → designbycurio.com/learn/notan-ink-light-dark