Bikini Portrait

{
  "prompt": "{\n  \"image_type\": \"flash_photography_snapshot\",\n  \"aspect_ratio\": \"3:4\",\n  \"subject_anchor\": {\n    \"demographics\": \"Young female, tan skin tone, dark brown hair\",\n    \"hair_state\": \"Long, loose waves, dark brown, falling over back and right shoulder, slight frizz/flyaways\",\n    \"makeup\": \"Heavy glam application, overlined glossy lips, contoured nose, highlighter on cheekbones and nose tip, defined eyebrows\"\n  },\n  \"clothing_and_accessories\": {\n    \"garment\": \"Rust-brown velvet/velour string bikini\",\n    \"fit\": \"Thong style bottom, high-cut leg, strings tied at hips. Top straps visible across back\",\n    \"jewelry\": \"Thin gold waist chain (belly chain) resting loosely above hips. Stacked gold bangles on left wrist. Stud nose piercing\",\n    \"nails\": \"Long, white, square-tip acrylics\"\n  },\n  \"pose_geometry_and_mechanics\": {\n    \"spine_pelvis_lock\": {\n      \"orientation\": \"Subject facing away from camera, rotated approx 135 degrees\",\n      \"lumbar_curve\": \"Pronounced lumbar lordosis (arch), anterior pelvic tilt\",\n      \"thoracic_twist\": \"Upper torso twisted tightly to the left to allow head rotation\",\n      \"pelvic_state\": \"Hips pushed back and slightly right, maximizing gluteal projection toward lens\"\n    },\n    \"limb_placement\": {\n      \"left_arm\": \"Shoulder elevated, elbow bent at acute angle (<45 degrees), hand raised to touch chin/mouth area\",\n      \"right_arm\": \"Obscured by torso, extending downwards\",\n      \"head_neck\": \"Rotated fully left over shoulder, chin tilted slightly down, eyes locking directly with camera lens\"\n    },\n    \"weight_distribution\": \"Visually end-weighted into the hips, standing posture, static hold\"\n  },\n  \"anatomy_and_skin_fidelity\": {\n    \"texture\": \"Real human skin texture, not smoothed. Visible pores on face\",\n    \"imperfections\": \"Visible silvery/white stretch marks (striae) on the lateral surface of the exposed glute. Uneven skin tone/tan lines\",\n    \"flesh_physics\": \"Soft tissue compression where the bikini bottom cuts into the hip. Natural gravity acting on the gluteal mass\"\n  },\n  \"environment_context\": {\n    \"setting\": \"Tiled shower stall corner\",\n    \"surfaces\": \"Small, square mosaic tiles (grey/beige/white mix). Wall curves cylindrically on the right side\",\n    \"props\": \"Chrome shower mixer handle visible on the far left edge\",\n    \"spatial_depth\": \"Subject stands very close to the tiled wall (<30cm distance)\"\n  },\n  \"lighting_and_atmosphere\": {\n    \"source\": \"Hard, direct on-camera flash\",\n    \"behavior\": \"Harsh, flattened illumination on subject. Strong specular highlights on shoulder, cheek, nose tip, and buttocks\",\n    \"shadows\": \"Hard, dark drop-shadow cast directly onto the tiled wall behind the subject, outlining the profile\",\n    \"falloff\": \"Significant light falloff towards the edges (vignetting), background tiles darker at periphery\"\n  },\n  \"image_technical_qualities\": {\n    \"color_palette\": \"Warm skin tones, rust brown fabric, neutral grey/beige background, flash-white highlights\",\n    \"focus\": \"Sharp focus on face and upper torso, slight depth-of-field blur on foreground glute\",\n    \"artifacts\": \"Digital noise in shadow areas, flash reflection glare on oily skin\"\n  }\n}"
}