Focused Post-Workout Selfie with Intense Sweat and Determination

{
  "subject": {
    "identity": {
      "biometric_reference": "Sadie Sink",
      "facial_anatomy": {
        "facial_structure": {
          "contour": "specific high cheekbone profile with soft yet defined jawline, direct selfie pose, slight head tilt down",
          "gaze": {
            "eye_color_hex": "#769397",
            "expression": "tired, direct, focused stare"
          },
          "perspiration_profile": {
            "skin_complexion": {
              "base_skin_hex": "#F7E1D2",
              "post_workout_erythema_hex": "#FFC1C1"
            },
            "condition": "intense surface sweat droplets and full flush visible on face, neck, and chest"
          },
          "dentition": {
            "description": "natural arch, natural bone white tooth color, visible upper teeth edge as lips are slightly parted"
          }
        },
        "hair_detailed": {
          "style": "damp, sweat-clumped, disheveled pony-tail with clinging strands",
          "color_hex": "#F7D590"
        }
      },
      "body_morphology": {
        "somatotype": "lean and athletic build",
        "torso_perspiration": "heavily sweated chest and shoulders, visible water patterns on skin",
        "neck_structure": "defined tendons visible under exertion",
        "attire": {
          "item": "ribbed knit sports bra, V-neck, pale chartreuse yellow color (#E0E68C)",
          "fabric_micro_texture": "distinct ribbed knit detail",
          "condition": "sweat-absorbed areas visible on fabric, text-free, logo-free"
        }
      }
    }
  },
  "aesthetic_matrix": {
    "framing": "tight chest-up framing, centered, selfie-style close-up",
    "background_environment": {
      "setting": "modern fitness facility (gym)",
      "elements": [
        "linear track LED lighting",
        "mirrored walls reflecting space",
        "industrial power racks and dumbbell racks",
        "concrete and metal surfaces"
      ],
      "lighting": {
        "source": "harsh overhead linear LED tube lighting",
        "intensity": "high",
        "specular_highlights": "intense, detailed on sweat-moistened skin and clothing ribbed texture",
        "shadows": "clean, defined, non-dramatic"
      },
      "surface_properties": {
        "text_free": "no text or branding on equipment or surfaces",
        "logos": "forbidden, none allowed"
      }
    }
  },
  "negative_constraints": {
    "anatomical_errors": "Zero tolerance for extra limbs, malformed features, or tissue distortions.",
    "surface_artefacts": "Forbidden: text, logos, symbols on skin or fabric; garbled background details; soft focus.",
    "aesthetic_deviation": "Forbidden: stylized or illustrative looks; cartoonish rendering."
  },
  "aspect_ratio": "5:6"
}