just realized i never shared this here: https://github.com/mayank99/open-styleable
it's a proof-of-concept showing what it would feel like to be able to style shadow dom openly using page stylesheets.
built with #11ty canary
GitHub - mayank99/open-styleable: experimental server+client "polyfill" for openly styling shadow-roots
experimental server+client "polyfill" for openly styling shadow-roots - mayank99/open-styleableGitHub