Portrait Lighting Prompt

Write five lighting prompts for {{portrait type: headshot/lifestyle/artistic}}.

Each includes:
1. Key light position and quality: 45-degree soft, side hard or top.
2. Fill and rim light.
3. Background and distance.
4. Color temperature and contrast.
5. Focal length and depth of field.
6. Three suitable scenarios.

Requirements:
- Use photography terms, not just nice light.
- Explain the emotion each setup conveys.
- Avoid identifiable real people.