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 a professional marketplace profile photo.

TRANSFORMATION DESCRIPTION: Convert the casual photo into a professional, trustworthy portrait suitable for Avito, OLX, and other classifieds platforms. The person should appear friendly, reliable, and professional. Create a clean studio-style portrait with the subject wearing a simple, neat shirt or blouse. The expression should be neutral to slightly positive - approachable but professional. The background should be solid neutral color (light gray, white, or soft beige) or a very subtly blurred indoor setting that looks clean and tidy.

STYLE AND AESTHETIC PARAMETERS:
- Photorealistic, professional photography style
- Studio lighting with soft, even illumination on face - no harsh shadows
- Professional headshot composition, head and shoulders framing
- Clean, modern aesthetic that inspires trust
- Neutral, friendly expression - confident but not overly casual
- Clothing should appear neat: solid colors, simple patterns, or professional casual wear
- Natural skin texture with minimal blemishes (keep it realistic, not plastic)
- Background: solid neutral color OR very subtly blurred clean interior space
- Color palette: clean, natural, professional tones

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed
- Sharp focus on face, especially eyes
- Professional quality, suitable for business/profile use
- Aspect ratio: 4:5 or 3:4 vertical portrait format recommended
- Crisp details, no artifacts
- Well-exposed with good contrast

NEGATIVE PROMPT GUIDANCE: Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, excessive makeup, artistic filters, busy backgrounds, group photos, outdoor casual scenes, sunglasses, hats, distracting clothing patterns, unnatural skin smoothing, plastic-looking skin, harsh shadows, poor lighting, low resolution, pixelation, cropped edges, awkward framing, unnatural expressions, grimacing, laughing, party atmosphere, sports jerseys, hoodies, tank tops, overly revealing clothing

USER CUSTOMIZATION: {additional_context}

RECOMMENDED PROMPT ADDITIONS FOR SPECIFIC CATEGORIES:
- For tech/electronics sellers: Add 'wearing a clean solid-color t-shirt or button-down shirt'
- For car sellers: Add 'professional casual attire, clean appearance'
- For clothing sellers: Add 'wearing a simple, well-fitted shirt to showcase presentation'
- For general sellers: Add 'approachable, trustworthy appearance, clean and neat'