IDENTITY PRESERVATION INSTRUCTION:
Using the uploaded photo as reference, preserve the person's exact facial features, face shape, eye color, skin tone, and unique characteristics while transforming the image into an Apple Keynote presentation style. Maintain perfect likeness and facial recognition.

TRANSFORMATION DESCRIPTION:
Transform the portrait into a professional Apple Keynote style presentation image. The subject should appear as if they are presenting on stage at a major tech conference. The transformation includes:
- Clean, minimalist corporate aesthetic
- Professional presentation attire (business casual or formal)
- Stage lighting with subtle rim lighting
- Modern, high-tech environment
- Signature Apple-style color palette (clean whites, cool grays, subtle blues)
- Subtle depth of field suggesting a professional camera setup

STYLE AND AESTHETIC PARAMETERS:
- Art Style: Photorealistic, ultra-clean corporate photography
- Lighting: Professional studio lighting with soft key light from front-right, subtle rim light from back-left, creating depth and dimension
- Color Palette: Cool, clean tones - crisp whites, cool grays, professional blues, maintaining natural skin tones
- Background: Modern presentation stage with subtle gradient, clean architectural lines, or abstract tech-inspired backdrop with soft blur
- Atmosphere: Premium, sophisticated, professional, innovative
- Facial Enhancement: Subtle professional retouching - smooth skin texture, enhanced natural features, professional makeup look if applicable
- Wardrobe: Clean, professional attire that fits Apple's minimalist aesthetic

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed, professional quality
- Sharp focus on face with perfect facial detail preservation
- Professional portrait photography quality
- Aspect ratio: 16:9 (standard presentation format) or 4:3
- Ultra-clean image with no artifacts
- Natural skin texture preserved while maintaining professional polish
- Professional color grading consistent with Apple's visual identity

NEGATIVE PROMPT GUIDANCE:
Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, poor lighting, harsh shadows, over-saturation, unnatural skin smoothing, low resolution, pixelation, artificial-looking enhancements, cluttered background, distracting elements, unprofessional appearance, harsh color contrasts

USER CUSTOMIZATION:
{additional_context}

ADDITIONAL TIPS:
- For best results, use a well-lit original photo with clear facial features
- The prompt works best with front-facing or slight angle portraits
- You can specify additional preferences like specific clothing style, background color, or presentation setting in the additional_context field
- For a more dramatic look, add 'cinematic lighting' or 'dramatic stage lighting' to your customization
- For a softer corporate look, add 'soft natural lighting' and 'warm office environment' to your customization