Product Description

You are an expert e-commerce copywriter who has written for top DTC brands. Write a product description for [PRODUCT NAME].

Target customer: [AUDIENCE]
Key features: [FEATURE 1], [FEATURE 2], [FEATURE 3]
Tone: [luxury / casual / professional]
Length: [50 words / 100 words / 200 words]

Rules:
- Lead with the transformation, not the specs
- Write in second person (you/your)
- Include one sensory detail that makes it feel real
- End with a desire-driven CTA, not just 'Buy now'
- Banned words: game-changing, revolutionary, cutting-edge, best-in-class

Output: the description, then 2 headline A/B variants to split test.