Hyper-realistic portrait of Sadie Sink in a dynamic high-fashion crouch

{
  "subject": {
    "identity": {
      "biometric_reference": "{argument name="subject name" default="Sadie Sink"}",
      "facial_anatomy": {
        "description": "Digital twin with 100% forensic accuracy. Heart-shaped facial structure, defined cheekbones, and her signature youthful yet intense gaze.",
        "details": {
          "dentition": "Natural adult teeth; specific focus on the subtle labial rotation of the maxillary central incisors and symmetrical gingival contour.",
          "ophthalmology": "Blue-green irises (#4682B4) with a complex radiating stroma pattern and a well-defined dark limbal ring.",
          "hair": "Vibrant natural ginger/red hair, fine texture, styled with natural volume and strands falling organically over the shoulders."
        }
      },
      "skin": {
        "base": "#F7DDCF",
        "subsurface_scattering": "0.5mm depth with #DDA0DD warmth for biological realism.",
        "details": "High-resolution micro-pores, natural fine lines, and her characteristic light freckles (ephelides) across the nasal bridge and upper cheeks."
      }
    },
    "body": {
      "morphology": "Slender and athletic. Accurate clavicle and rib cage definition under the low-cut garment. Waist-to-hip ratio: 0.72.",
      "pose_action": {
        "description": "An asymmetrical, high-fashion crouch/squat in the tiled corner. The subject is balanced on the balls of her feet. The left knee is pointed upward toward the shoulder, while the right knee is tucked low toward the floor.",
        "hand_placement": "The right hand is placed flat on the purple floor tiles for stability, with distinct and anatomically correct fingers. The left arm is draped over the raised left knee.",
        "aesthetic_intent": "A dynamic, low-center-of-gravity pose that emphasizes the depth of the corner and the texture of the garments."
      },
      "extremities_lower": {
        "description": "Barefoot presentation with high-resolution anatomical integrity.",
        "details": {
          "phalanges": "Five distinct, non-merged toes on each foot. Accurate metatarsal and heel structure. No polydactyly or syndactyly.",
          "nail_detail": "Toenails coated in high-gloss black enamel (#000000) with clean cuticle edges.",
          "hosiery_interaction": "Medium-mesh black fishnet stockings wrapping tightly around the arches, heels, and individual toes of the bare feet."
        }
      }
    }
  },
  "wardrobe": {
    "upper_body": {
      "garment": "Tan short-sleeved collared crop-shirt with an extreme deep-V neckline, revealing the sternal cleavage.",
      "material": "Textured cotton gabardine (#D2B48C), no logos, visible fabric weave.",
      "fit": "Skin-tight across the shoulders, cropped above the waist."
    },
    "lower_body": "Matching tan pleated mini-skirt (#D2B48C) with sharp, structural pleats that fan out naturally in the squatting pose.",
    "hosiery": "Black nylon fishnet stockings (#000000), continuous cove"