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 overall presentation to professional corporate standards. Maintain natural facial expressions and authentic likeness throughout the transformation.

TRANSFORMATION DESCRIPTION: Transform the photo into a high-end corporate business portrait suitable for annual reports, executive profiles, and company presentations. The subject should appear confident, professional, and approachable with a subtle, authentic smile or neutral expression appropriate for business contexts. Clothing should be transformed into formal business attire (suit jacket, dress shirt, or professional business wear) that fits naturally. The overall composition should convey authority, trustworthiness, and leadership qualities.

STYLE AND AESTHETIC PARAMETERS:
- Photorealistic studio photography style with professional equipment quality
- Studio lighting setup: soft key light with gentle fill light to create dimension without harsh shadows
- Professional color grading: neutral to slightly warm tones, natural skin tones preserved
- Background: clean, solid professional color (light gray, white, or corporate blue) with subtle gradient or completely neutral
- Sharp, crisp details on facial features and clothing textures
- Professional depth of field with subject in sharp focus and background slightly softened
- Corporate aesthetic: polished, refined, trustworthy appearance

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed, professional photography quality
- Sharp focus maintained on face and eyes
- Professional portrait camera quality (DSLR or mirrorless camera look)
- Natural skin texture preserved with professional retouching standards
- Clean, distraction-free composition
- Standard headshot framing: head and shoulders or upper chest
- Aspect ratio: 4:5 vertical portrait or 3:4 for professional headshots

NEGATIVE PROMPT GUIDANCE: Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, casual clothing, distracting backgrounds, harsh shadows, over-processed skin, unnatural skin smoothing, exaggerated expressions, low resolution, amateur photography quality, outdoor lighting, party atmosphere, athletic wear, sunglasses, hats, or non-professional accessories.

USER CUSTOMIZATION: {additional_context}

ADDITIONAL GUIDANCE: The transformation should maintain the subject's authentic personality while elevating the presentation to corporate standards. Facial expressions should remain natural and not overly posed. The professional attire should be appropriate for the subject's industry and position level. Lighting should be flattering but not dramatic, maintaining a sense of approachability alongside authority.