What is the fine-grained topic of the following text: As a runway model, she has walked the catwalk for designers such as Rosa Cha, Blue man, Fashion's Night Out, Caio Gobbi, Fause Haten, M. Officer, Luca Luca, Liverpool Fashion, Dosso Dossi, Carmen Steffens, Cía Maritima, Agua de Coco, Lino Villaventura, Forum, Vassarette, Zoomp, Joan Vass, Cori, Emilio Pucci, Fendi, Giles Deacon, Carmen Marc Valvo, Emanuel Ungaro, Baby Phat, Giorgio Armani, Balmain, Bottega Veneta, Sportmax, Vera Wang, Valentino, Miu Miu, Givenchy, Versace, Cividini, Alexandre Herchcovitch, Jason Wu, Marc Jacobs, Christian Dior, Paco Rabanne, Victoria's Secret, Sean John, Prada, Louis Vuitton, Desigual, Cynthia Rowley, Sully Bonnelly, Anna Sui, Guy Laroche, John Galliano, Alexander McQueen, Yigal Azrouël, Ralph Lauren, Christian Lacroix, Escada, Nanette Lepore, Richard Tyler, Triton and Betsey Johnson. Only return the topic.
The runway modeling career of a fashion model.