Chân Dung Màu Nước Mùa Đông Trầm Lắng

{
  "prompt": "Using the reference photo, preserve the exact facial features, identity, age, skin tone, and expression of the subject. A moody low-light winter watercolor portrait blending semi-realistic form with watercolor textures, pigment diffusion, and soft painterly washes. Hair features subtle snowflakes and frost highlights. Clothing: [thick winter coat and scarf] with textured watercolor washes. Pose: natural, introspective, relaxed. Background: foggy winter landscape with [snow-covered ground and bare trees], gentle atmospheric mist, watercolor gradients, and soft bokeh. Low-key diffuse lighting with gentle highlights and deep soft shadows.",
  "negative_prompt": "deformed, distorted anatomy, watermark, text overlay, cartoon, anime, overexposed, underexposed, altered face, changed identity, harsh lighting, plastic skin, flat textures, photorealistic render",
  "parameters": {
    "steps": 50,
    "cfg_scale": 7.5,
    "sampler": "Euler a or DPM++ 2M Karras",
    "strength": 0.55,
    "noise": 0.3,
    "aspect_ratio": "2:3"
  },
  "usage_instructions": "Upload the reference photo in img2img mode. Keep strength around 0.5-0.6 to preserve facial identity while rendering the watercolor winter aesthetic."
}