Product Requirements Document Generator

Write a Product Requirements Document (PRD) for the following idea.

**Product idea:** {{idea}}
**Target users:** {{target_users}}
**Constraints:** {{constraints}}

---

# {{idea}} — PRD

## Problem Statement
What problem does this solve? Who has this problem and how painful is it?

## Proposed Solution
High-level description of what we're building.

## User Stories
Write 5-8 user stories in the format: "As a [user], I want to [action] so that [outcome]."

## Success Metrics
How will we measure if this is working? Include 3-5 specific, measurable KPIs.

## Scope
**In scope:** What's included in v1.
**Out of scope:** What we're explicitly not building yet.

## Open Questions
List any unresolved questions that need answers before development begins.