超写实炭笔画：一位英俊的年轻男子，头发质感蓬乱，留有少许胡茬。他身穿深色针织圆领毛衣，内搭有领衬衫。风格采用戏剧性的明暗对比布光、深邃的石墨阴…

{
  "image_generation_data": {
    "prompt": "Hyper-realistic charcoal drawing of a handsome young man with textured, messy hair and a slight stubble. He is wearing a dark, knitted crew-neck sweater over a collared shirt. The style features dramatic chiaroscuro lighting, deep graphite shadows, and visible hand-drawn cross-hatching and smudge techniques on off-white textured paper. Soft focus background with artistic charcoal strokes and light dust particles, high-contrast, editorial portrait style.",
    "aspect_ratio": "16:9",
    "negative_prompt": "color, photo, 3d render, cartoon, smooth skin, digital painting",
    "technical_details": {
      "medium": "Charcoal and Graphite on Paper",
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