Shopify Dawn Theme Customization

I need to customize the Shopify Dawn theme to sell PDF reports.

Key Requirements:
- Product Type: PDF Files (Reports)
- Features Needed:
- Preview Option
- Download Button
- Detailed Description for Each Report
- Access Method: Email Link After Purchase

Ideal Skills and Experience:
- Shopify theme customization
- Experience with digital product setup
- Familiarity with creating product previews and detailed descriptions