Bind the spellbook and component-book tabs as their authored stateful text controls, propagate Closed/Open state into the retained DAT child tree, and keep authored label colors live across state changes.
Match retail UIElement_Text zero-margin construction so the Magic favorite captions I through VIII are no longer clipped. Add a real portal.dat spellbook fixture plus controller, state-propagation, and text-layout regression coverage.
Co-Authored-By: Codex <noreply@openai.com>
