# Product Brief: CalcText > The strategic foundation — why this product exists, who it serves, and what success looks like. **Created:** 2026-03-17 **Phase:** 1 — Product Brief **Agent:** Saga (Analyst) --- ## What Belongs Here The Product Brief answers five strategic questions: 1. **Why** does this product exist? (Vision & business goals) 2. **Who** is it for? (Target users and their context) 3. **What** does it need to do? (Core capabilities) 4. **How** will we know it works? (Success metrics) 5. **What** are the constraints? (Platform requirements, tech stack) Everything downstream — trigger maps, scenarios, page specs, design system — traces back to decisions made here. This is the North Star. --- ## For Agents **Workflow:** `_bmad/wds/workflows/1-project-brief/workflow.md` **Agent trigger:** `PB` (Saga) **Templates:** `_bmad/wds/workflows/1-project-brief/templates/` --- ## Documents _This section will be updated as documents are created during Phase 1._ | # | Document | Status | |---|----------|--------| | 01 | Project Brief (Simplified) | Complete | | 02 | Brownfield Analysis | Complete | --- _Created using Whiteport Design Studio (WDS) methodology_