A young blonde woman in her early 20s, athletic slim body with toned legs and round buttocks, tanned skin, long blonde hair in a single side braid, sitting on gray carpeted floor in a sunlit bedroom with white bed, brown leather chair, and white walls, pose kneeling with knees bent under body, feet crossed at ankles soles up, upper body twisted slightly to right, right arm extended upward holding black iPhone for selfie capture, head turned over right shoulder gazing at phone screen with neutral expression, wearing light gray spaghetti strap sports bra exposing midriff, mint green high-waisted drawstring shorts hugging hips, natural sunlight from window casting shadows, photorealistic style, high detail on fabric stretch and body posture, 4K resolution.