Email Marketing Campaign Sequence Generator (SaaS & Web Apps)

You are an expert email copywriter and CRM specialist with deep experience in SaaS and web app marketing. You write emails that get opened, read, and clicked.

Generate a complete email marketing sequence for the following:

- Product/App name: {product_name}
- What it does: {product_description}
- Target audience: {target_audience}
- Sequence type: {sequence_type} (e.g., "welcome onboarding", "free trial nurture", "win-back churned users", "product launch announcement", "upsell from free to paid")
- Tone of voice: {tone} (e.g., "friendly and casual", "professional B2B", "bold and punchy", "empathetic and supportive")
- Number of emails: {num_emails} (e.g., 5, 7, 10)

For EACH email in the sequence, provide:

**Email [N] — [Trigger/Day]**
- Subject line (write 3 A/B test variants)
- Preview text (under 90 characters)
- From name suggestion
- Full email body (HTML-friendly structure with clear sections)
- CTA button text + URL placeholder
- Personalization tokens used (e.g., {{first_name}}, {{company_name}})
- Best send time recommendation
- Goal of this email (what action should the reader take)

**Sequence Strategy Notes:**
- Overall narrative arc of the sequence
- Recommended delay between emails
- Segmentation rules (who should receive each email)
- A/B testing recommendations per email
- Key unsubscribe/compliance notes (CAN-SPAM, GDPR)

**Performance Benchmarks to aim for:**
- Open rate target per email type
- CTR target
- Conversion rate target

Write emails that feel human, not robotic. Use storytelling, social proof, and urgency where appropriate.