How can we ensure text properties remain intact within a component when adjusting text?

Hey, everyone! How’s it going?
I’ve run into an urgent issue with my Design System archive. We’ve got numerous clients using the same structure, which means we need to create a comprehensive text component encompassing all typographic elements that can be easily modified when replicating across components and pages. Presently, when we modify the text style organized via instances, the text ends up losing its properties within the component. So we need your help to understand how to fix that. 😓

Exemple: