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 appearance into a professional bartender. The facial identity must remain 100% recognizable and identical to the source photo.

TRANSFORMATION DESCRIPTION:
Transform the person into a professional bartender working in a high-end establishment. The subject should be wearing a crisp white dress shirt with rolled-up sleeves, a black waist apron, and a black bow tie or necktie. The outfit should look clean, well-fitted, and professional. The person should appear confident and skilled, as if mixing a craft cocktail. The transformation should include subtle professional grooming such as neatly styled hair and a well-groomed appearance appropriate for a bar setting.

STYLE AND AESTHETIC PARAMETERS:
- Art style: Photorealistic, professional portrait photography, cinematic quality
- Lighting conditions: Warm, atmospheric bar lighting with soft key light on the face, subtle rim lighting to separate from background, professional three-point lighting setup
- Color palette: Rich, warm tones with amber and golden hues typical of upscale bars, contrast between warm skin tones and cool black clothing elements
- Background treatment: Upscale bar environment with soft bokeh background, blurred shelves with bottles and glassware, warm ambient glow, professional depth of field
- Mood: Sophisticated, professional, confident, welcoming
- Texture details: Realistic fabric textures on shirt and apron, natural skin texture preserved, subtle sweat/gleam on forehead under bar lights, detailed hair texture

TECHNICAL QUALITY PARAMETERS:
- High resolution, 4K, detailed
- Sharp focus on face
- Professional quality portrait photography
- Aspect ratio: 16:9 (horizontal) or 4:3 (standard) - user choice
- Natural skin texture preserved
- Detailed fabric rendering on clothing
- Professional depth of field with subject in sharp focus
- No artifacts or AI generation errors

NEGATIVE PROMPT GUIDANCE:
Avoid: distorted facial features, unrealistic proportions, blurry face, loss of likeness, unnatural clothing fit, low resolution, pixelation, text on clothing, logos, branded items, cartoonish appearance, deformed hands, extra fingers, mutated limbs, extra limbs, floating objects, unnatural lighting on face, mismatched skin tones, unrealistic shadows

USER CUSTOMIZATION:
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Additional notes: The bartender uniform should be generic and not specific to any particular brand or establishment. The person should look natural in the role, as if they are actually working behind a bar. The pose should be natural - either standing confidently behind the bar or mixing a drink. The expression should be professional and approachable.