product-requirements-designer

Comprehensive product requirements documentation from problem definition through launch planning. Supports both enterprise PRD (full specs, cross-functional alignment) and lean/startup style (hypothesis-driven one-pagers). Framework-agnostic with templates for Agile, Jobs-to-Be-Done, and hybrid approaches. Scaffolds related artifacts including user stories, acceptance criteria, wireframes brief, and technical handoff specs. Triggers on PRD creation, product specs, feature requirements, or product design documentation.