Create a modern, realistic, and vibrant image of a curvy, confident girl with a small waist walking through a shallow, sunlit body of water. She is seen from behind, wearing a colorful bikini that highlights her figure. Her hair is flowing in soft waves, catching the sunlight. The background features a bright and lively landscape with lush green hills, a vivid blue sky dotted with fluffy white clouds, and sparkling water reflecting the sunlight. The colors are rich and saturated, evoking a sense of fun, freedom, and energy. The atmosphere is playful yet serene, capturing a modern, youthful vibe.