Create a vibrant street-style portrait of a teenager wearing a black oversized V-neck t-shirt made from a soft polyester-jersey blend. The t-shirt features an eye-catching graphic print that combines abstract art with a floral pattern, prominently displaying a bold slogan across the chest. The model stands confidently against a colorful urban backdrop, with graffiti art and city elements that enhance the street vibe. The lighting is natural and bright, casting soft shadows that highlight the t-shirt's texture and fit. The focus is on the t-shirt, showcasing its unique design and how it complements the model's casual yet fashionable look. The overall atmosphere is energetic and youthful, appealing to fashion enthusiasts and athletes alike.