Illustrate a service icon for a transportation company, featuring a stylized airplane with a sleek, modern design, surrounded by clouds and a subtle gradient of blues and whites, conveying a sense of adventure and travel.

Design a service icon for a fitness center, depicting a pair of dumbbells with a dynamic, abstract shape, surrounded by subtle fitness-inspired elements like running tracks or yoga mats, conveying a sense of strength and motivation.

Create an illustration of a service icon for a coffee shop, featuring a stylized cup of coffee with a smile and a warm glow, surrounded by steam rising from the cup, conveying a sense of welcoming and comfort.