{
"subject": {
"demographics": "Young female adult, appearing to be in her 20s, with a fit, athletic physique and light tanned skin tone.",
"hair": "Long, wavy, dirty blonde hair with lighter highlights (balayage), parting in the middle and cascading down her back, extending below the shoulder blades.",
"attire": {
"upper_body": "{argument name="top color" default="White"}, long-sleeved compression crop top, tight-fitting, showing fabric tension across the arms and torso.",
"lower_body": "{argument name="legging color" default="Burgundy or deep maroon"} high-waisted seamless leggings, form-fitting, emphasizing the gluteal curve and leg musculature.",
"accessories": "White Apple AirPods in ears, holding a smartphone with a light-colored case."
},
"anatomy": "Curvy and athletic build. Prominent gluteal projection visible in profile. Slim waist. Bust profile shows natural volume and projection consistent with the side-view perspective. Posture is upright with an anterior pelvic tilt emphasizing the lower back curve."
},
"pose": {
"type": "Standing mirror selfie, side profile orientation.",
"details": "Body is turned sideways to the mirror (facing the viewer's right). Torso is slightly twisted towards the mirror. The right arm is raised, elbow bent, holding a smartphone in front of the chest/face area to take the photo. The left arm hangs naturally by the side. The head is turned slightly to look at the phone screen. Legs are straight, feet planted on the floor.",
"angle": "Eye-level relative to the standing subject, capturing a full-body profile reflection."
},
"environment": {
"setting": "Spacious gym or dance studio.",
"flooring": "Polished hardwood or laminate flooring with visible wood grain and linear planks running diagonally in perspective.",
"walls": "Matte black walls. A large wall-to-wall mirror covers the left side of the room, reflecting the gym equipment and the other side of the room.",
"ceiling": "High ceiling with exposed dark wooden beams and industrial linear LED lighting fixtures.",
"background_elements": "Stacks of gray aerobic steppers against the back wall. Dumbbell racks visible in the mirror reflection on the left. A window letting in daylight is visible on the far right side."
},
"camera": {
"type": "Smartphone mirror selfie.",
"perspective": "Reflected view. The camera is the phone seen in the mirror.",
"focal_length": "24mm to 26mm equivalent (standard smartphone wide lens).",
"framing": "Medium-full shot, cropping just below the knees, capturing the subject centrally with ample background context.",
"depth_of_field": "Deep depth of field, keeping both the subject and the background gym environment in relatively sharp focus."
},
"lighting": {
"sources": "Mixed lighting. Overhead industrial LED tube lights providing cool, diffuse top-down illumination. Natural daylight entering from a window on the right side, creating a rim light effect on the hair and shoulders.",
"quality": "Soft and diffuse, typical of indoor gym environments. Re