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 their appearance into a professional business portrait. Maintain complete facial likeness and individual identity markers.

TRANSFORMATION DESCRIPTION:
Transform the subject into a confident business executive or entrepreneur wearing professional business attire suitable for an investor presentation. The person should appear in a sharp, tailored suit (dark navy or charcoal gray) with a crisp white dress shirt and a silk tie (navy, burgundy, or silver). The styling should convey authority, trustworthiness, and approachability. The overall image should look like a high-end corporate headshot taken by a professional photographer for a Fortune 500 company.

STYLE AND AESTHETIC PARAMETERS:
- Art style: Photorealistic, professional corporate photography, cinematic quality
- Lighting: Studio lighting setup with soft key light from the front-right, subtle fill light to reduce shadows, and a rim light to separate subject from background. Professional three-point lighting creating depth and dimension.
- Color palette: Professional and sophisticated - deep blues, charcoal grays, crisp whites, with subtle warm skin tones. Muted but elegant color grading.
- Background: Clean, professional office environment with blurred background of modern glass building interior or abstract corporate setting. Subtle depth of field with bokeh effect. Keep background sophisticated but not distracting.
- Pose: Confident, professional posture with shoulders back, slight angle to camera, natural and approachable expression. Hands can be resting naturally or holding a tablet/folder if applicable.
- Expression: Professional, confident, approachable smile or serious determined look (user preference)

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed
- Sharp focus on face and eyes
- Professional quality, corporate photography standards
- Natural skin texture preserved with professional retouching (smooth but not airbrushed)
- Detailed fabric texture on suit and tie
- Professional depth of field with subject in sharp focus
- Aspect ratio: 1:1 or 4:5 (vertical portrait orientation)

NEGATIVE PROMPT GUIDANCE:
Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, artificial-looking clothing, cartoonish appearance, low resolution, over-processed skin, unnatural lighting, distracting background elements, casual clothing, athletic wear, t-shirts, jeans, sunglasses, hats, jewelry that is too flashy, unprofessional appearance

USER CUSTOMIZATION:
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ADDITIONAL GUIDANCE:
- The suit should fit properly on the person's body type
- Hair should be neatly styled and professional
- Facial hair should be well-groomed if present
- Makeup should be natural and professional (if applicable)
- The overall look should match the person's age and industry standards
- Lighting should be flattering but realistic
- Colors should complement the person's skin tone and hair color