imagine prompt: full - body, alluring mermaid in an advertising - style shot. realistic, with a touch of fantasy. the mermaid has a graceful, curvaceous figure. her face is stunning, with large, dreamy eyes that are a bright aquamarine, filled with mystery. she has full, pink lips. long, flowing hair in a deep blue, glistening like the ocean. she wears a bejeweled bodice that sparkles with gem - like accents. her mermaid tail is covered in iridescent scales, changing colors from light blue to deep purple. surrounded by glowing particles that add a magical touch. a soft light bathes her, creating a warm, inviting glow. the background features an iridescent nebula, adding a psychedelic and magical atmosphere. high - definition, ultra - sharp details. high - contrast for an advertising look.