This is a synchronized companion page. The Korean version carries the full validation content; this copy keeps the same tree, keys, and navigation shape.
SECTION
Foundation
Foundation synced stub page.
Color and Surface
Color and Surface synced stub page.
Design Tokens and CSS Variables
Design Tokens and CSS Variables synced stub page.
Layout and Spacing
Layout and Spacing synced stub page.
Typography and Languages
Typography and Languages synced stub page.