Product goals
Users, jobs, business goals, constraints and measurable success criteria.
Design Contracts
Make product intent portable.
A Design Contract records what a product is trying to achieve and the rules that should remain true as people and agents design and build it.
Design language
Brand meaning, semantic tokens, typography, component rules and content behaviour.
Interaction & responsive rules
States, flows, permissions, viewport behaviour and important edge cases.
Accessibility
Required keyboard, focus, contrast, zoom, reduced-motion and assistive-technology behaviour.
Rationale
The evidence or product need behind material decisions, including uncertainty where it exists.
Provenance
Source, licence, AI involvement, transformation and dependency lineage where practical.