Retrato editorial de Modern Fitness

```json
{
  "subject": {
    "gender": "female",
    "skin_tone": "fair with warm undertones",
    "hair": {
      "color": "dirty blonde to light brown with visible roots",
      "style": "high ponytail",
      "texture": "straight with slight flyaways",
      "accessory": "wide pale cream or white fabric headband"
    },
    "face": {
      "eyes": "dark brown, heavy black winged eyeliner, defined lashes, groomed arched brows, direct gaze over left shoulder",
      "nose": "straight bridge with button tip",
      "lips": "natural mauve-pink matte lipstick, full, slightly parted, serious sultry expression",
      "skin": "smooth complexion with contoured cheekbones",
      "ears": "left ear visible with small gold hoop earrings"
    },
    "hands": {
      "right": "index finger against lips in a shush gesture, long dark almond nails, faint line-art tattoo on inner forearm",
      "left": "palm resting on gym wall or machine surface, matching dark nails"
    },
    "apparel": {
      "top": "light {argument name=\"top color\" default=\"sage green\"} ribbed sports bra with thin straps",
      "bottom": "dark {argument name=\"bottom color\" default=\"forest green\"} high-waisted athletic shorts",
      "accessories": "white wireless earbud in left ear"
    },
    "pose": "standing with back to camera, head sharply turned left to face the camera"
  },
  "environment": {
    "location": "modern high-end gym",
    "design": "black and red color theme, matte black surfaces, red accent lighting",
    "equipment": "modern gym machines with black metal frames and red details",
    "floor": "dark rubber gym flooring"
  },
  "technical": {
    "aspect_ratio": "9:16",
    "lighting": "overhead gym lighting with subtle red accents, realistic highlights on skin and hair",
    "camera": "eye-level shot from behind, cinematic realism",
    "style": "photorealistic modern fitness editorial, clean and sharp"
  }
}
```