Skill
/concept-comparison-matrix
Compare directions by product model, user behavior, trade-offs, and supporting evidence.
Design lens
Assumption ladder
Expose the decisions hidden inside a plausible first idea before asking for alternatives.
Prompt
Constraint inversion prompt
Turn one fixed assumption into three useful constraints, then generate a direction from each.
Prompt
No-screen direction
Ask what the product becomes when the default interface disappears.
Workflow
Range review checklist
Check whether directions change the idea or only its layout, language, and styling.