Fresh sweet portrait of woman in white off-shoulder knit AI Image Prompt

A young woman aged 20-26, with long black hair tied up in a fluffy bun, a few stray strands falling naturally beside her face. She wears a white off-shoulder long-sleeved knit top with a one-shoulder strap and unique cutout at the neckline, soft and form-fitting. She wears silver drop earrings, and the ring finger of her right hand has colorful sparkly nail art. Her right hand is raised near her face, fingers gently touching her cheek, pose elegant. The background is a plain light gray wall, with soft natural lighting from the side or slightly front side, creating smooth shadows on her face. The overall atmosphere is fresh, sweet, fair, and clean, evoking a gentle and refined fashion sense, giving a fresh and sweet visual experience. No watermark.