Chân Dung Tự Nhiên Dùng Flash Trên Tầng Thượng Lúc Chạng Vạng

{
  "generation_request": {
    "scene": {
      "concept": "dreamy romantic rooftop candid snapshot with direct flash at blue hour",
      "environment": "[apartment rooftop balcony with metal railing], city skyline with [warm glowing window bokeh], dusk sky with subtle sunset gradient",
      "composition": "centered 3/4-body candid portrait, couple framed against a softly blurred urban backdrop"
    },
    "subject": {
      "couple": "[adult woman and adult man]",
      "wardrobe": {
        "woman": "[pale yellow satin slip dress with a glossy sheen, small white shoulder bag, minimal jewelry]",
        "man": "[black tailored suit with an open-collar white dress shirt]"
      },
      "pose": "woman faces the camera with a soft intimate smile; man gently kisses her temple while holding her waist; woman rests one hand on his cheek",
      "expression": "tender, affectionate, natural and relaxed"
    },
    "camera": {
      "shot": "candid 3/4-body portrait",
      "lens_mm": 35,
      "aperture": "f/2.0",
      "focus": "sharp focus on facial features, hands, and fabric textures; soft bokeh on city lights",
      "style": "photorealistic 35mm film snapshot aesthetic, subtle film grain, natural skin textures"
    },
    "lighting": {
      "style": "direct on-camera flash mixed with dusk ambient light",
      "key_light": "direct front flash with natural exposure falloff",
      "ambient": "cool twilight blue hour fill and warm golden incandescent window lights",
      "highlights": "subtle halation glow on satin highlights without blown-out clipping"
    },
    "color_grade": {
      "palette": "cool twilight blues, deep rich shadows, warm golden bokeh, pale yellow satin tones",
      "tone": "cinematic flash romance, balanced filmic contrast"
    }
  }
}