sar/.agents/skills/wds-1-project-brief/templates/project-brief-dialog/04-concept.md

# Step 4: Product Concept

**Completed:** {{date}}
**Session:** {{session_number}}

---

## Purpose

Capture the designer's STRUCTURAL vision - the founding principle or key feature that defines the product concept.

**Not just requirements - the IDEA.**

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## Concept Exploration

**Agent asked:**
{{question_to_surface_concept}}

**User described:**
{{concept_description}}

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## Deep Dive

### Core Structural Idea

**The founding principle:**
{{what_makes_this_product_distinct}}

**Concrete example:**
{{specific_example_of_concept_in_action}}

### Why This Matters

**User's rationale:**
{{why_this_approach}}

**Problem it solves:**
{{what_this_enables}}

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## Reflection Checkpoint

**Agent's synthesis:**
{{understanding_of_concept}}

**User response:**
- [ ] Confirmed
- [ ] Corrected

**Corrections (if any):**
{{corrections}}

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## Concept Documentation

**Core concept:**
{{concept_statement}}

**Implementation principle:**
{{how_this_shapes_design}}

**Example:** {{concrete_example}}

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## Related Features

Features that stem from this concept:
1. {{feature_1}}
2. {{feature_2}}
3. {{feature_3}}

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**Documented in:** `wds-project-outline.yaml` → `product_concept`
**Impacts:** Navigation structure, information architecture, feature priorities