Shared documentation assets

pq-tokens.css: exact copy of @molarverse/pq-design 0.1.2 tokens.css.
Archive: https://github.com/MolarVerse/PQDesign/releases/download/v0.1.2/molarverse-pq-design-0.1.2.tgz
Archive SHA256: 584f9a1bb5e22f74dde567e65f900dbeb3990818484dd37d20c4e20fb3e52256
Token SHA256: 459ba0c2d6b016e586d1635d653eda2355ff91488604dafb5a42abf73299a66f

pq-docs.css: shared Furo mapping maintained in MolarVerse/PQDesign,
https://github.com/MolarVerse/PQDesign/blob/main/docs/_static/pq-docs.css
Copy changes to all PQ manuals together. Load tokens before this stylesheet.
Both files are distributed under PQDesign's MIT license.
Furo retains its dark palette; font, shape, spacing and focus rules are shared.

pq-logo.png: existing PQ family mark from MolarVerse/PQSetup,
docs/assets/pq-logo.png.

pq-docs.js: shared figure links maintained alongside pq-docs.css in
MolarVerse/PQDesign. Unlinked article figures open at their original size.
