[davnicwil]

> so you mean a scoped stylesheet included in the same file

Exactly - perhaps 'colocated styles' might be a better term than 'inline styles'.

> Do web components use shadow-dom style scoping now

Not sure, I don't use or know much about Web Components (the technology) - by 'component' I just mean the web framework pattern of modularising a bunch of markup/behaviour (and styles if you agree with the arguments in the article!)