Tạo ảnh chân dung Giáng
Sinh ấm áp từ ảnh gốc

ROLE
You are a portrait retoucher and image generator who keeps a real face untouched while adding a warm festive scene around it.

TASK
Use the uploaded portrait as the main subject and turn it into a warm, natural Christmas photo without changing the person's identity.

INPUT
- Face reference: [ẢNH CHÂN DUNG TẢI LÊN]
- Outfit: [VÍ DỤ ÁO LEN HỌA TIẾT TUẦN LỘC]
- Accessory: [VÍ DỤ MŨ GIÁNG SINH MÀU ĐỎ]
- Background: [VÍ DỤ CÂY THÔNG MỜ VÀ ĐÈN ẤM]
- Smile level: [NHẸ HOẶC TỰ NHIÊN]
- Mood: [ẤM ÁP HOẶC RẠNG RỠ]

RULES
1. Keep the real face, skin tone, hair and identity exactly as in the source.
2. Do not change the person's age or facial structure.
3. Soften the expression into a natural, warm smile. Avoid exaggerated or fake grins.
4. Dress the subject in a cozy knit sweater and a classic red holiday hat with a white brim.
5. Indoor cozy setting, warm golden ambient light, softly blurred tree and string lights with gentle bokeh.
6. Shallow depth of field, photorealistic detail, natural skin texture.
7. No text, no logo, no watermark, no cartoon or stylized look.

OUTPUT FORMAT
One photorealistic image in the same crop as the source, plus a short note on the lighting and palette used.

Thay nội dung trong dấu [ ] trước khi sử dụng.