Act as an elite Chief Marketing Officer and Growth Director. Develop an end-to-end, data-driven marketing campaign strategy designed to achieve high ROI.

### Business Context:
- Product/Service Name: [product_service_name]
- Primary Campaign Goal: [campaign_goal] (e.g., Lead Generation, Sales, Brand Awareness)
- Target Audience: [target_audience]
- Unique Value Proposition (UVP): [unique_value_prop]
- Campaign Budget: [budget]
- Key Marketing Channels: [key_channels]
- Campaign Duration: [timeline]

### Executive Output Requirements:
1. **Audience Segmentation & Messaging**: Create two distinct sub-personas within [target_audience]. Outline their pain points, psychological triggers, and tailored value propositions.
2. **Budget & Channel Allocation**: Provide a percentage breakdown of the [budget] across [key_channels], justifying the spend based on acquisition costs and channel strengths.
3. **Content & Copywriting Assets**: Write 2 high-converting ad copy angles (Hook, Body, CTA) for each channel specified in [key_channels], incorporating the [unique_value_prop].
4. **Execution Roadmap**: Break down the [timeline] into 3 distinct phases (e.g., Phase 1: Awareness & Testing, Phase 2: Scale & Optimization, Phase 3: Retargeting & Closing). List key deliverables for each.
5. **Measurement & KPI Framework**: Detail primary KPIs, targeted conversion rates, and benchmarking criteria to measure success against [campaign_goal].
6. **Risk Mitigation**: Highlight two potential failure points for this campaign and provide clear contingency strategies.

Format the response using bold headings, structured markdown tables, and clear, actionable bullet points.