"A vibrant poster featuring a pair of refreshing summer drinks. On the left, a mango smoothie topped with chunks of ripe mangoes, resting on a background of fresh green leaves. On the right, a sparkling strawberry soda, with condensation on the glass, adorned with whole strawberries at its base. Both drinks sit in a splash of their respective flavors, mango and strawberry, against a gradient background that transitions from soft yellow at the top to a mellow pink at the bottom. The overall composition should feel lively and inviting, capturing the essence of summer refreshment