Use the person from the reference image. Concept: a realistic full-body child portrait in an interior. Subject: a child. Setting: indoors, seated in the center on a beige velour sofa, with soft natural window light coming from the left. Action & Pose: the child is sitting in the center of the sofa, torso slightly turned to the right, head tilted toward the left shoulder, looking directly into the camera. The expression is joyful, with a sincere wide smile showing the upper row of teeth, and slightly squinted eyes with a lively sparkle. Appearance: short haircut, strands lying naturally, combed to the right and slightly forward, with detailed texture of each hair. Wardrobe: a pure white cotton T-shirt (#FFFFFF) with clear knit texture and folds in the underarm area, dark navy joggers (#1A1F2B) with elastic ankle cuffs. Framing & Composition: eye-level angle, full-body portrait, shallow depth of field with soft background bokeh. Lighting: soft natural light from the window on the left, creating dimensional short lighting, with soft gradient shadows and deeper shadows in the folds of clothing and under the feet. Camera & Optics: 35mm lens simulation, f/1.8, ISO 200, shutter speed 1/160s, aperture f/2.2. Visual Style: realistic, hyper-detailed, 4K. Color Palette: neutral color balance. Details & Texture: in the right hand, bent at the elbow, the child holds a thin white string from a foil airplane-shaped balloon floating in the upper left, with camouflage print in khaki (#4B5320), olive (#808000), brown (#5D4037), and red stars (#C62828). In the left hand, a green lollipop (#4C9141) in transparent wrapping with the number “23” and yellow stars (#FDD835). On the right side of the sofa stands a detailed collectible car model in champagne color (#B2A58F) with chrome elements. The skin has a hyper-realistic texture with visible pores and a natural pink undertone on the cheeks. High sharpness and microcontrast of details. Preserve: keep the same face and facial features from the reference image. Priority Instructions: preserve facial features accurately, keep the child’s identity consistent with the reference. Aspect ratio 2:3, 4K resolution.