A girl in a dress running through the water with dolphins

(ultra-detailed,best quality,sharp focus,realistic),children playing on the shore,detailed facial expressions,joyful smiles,curious eyes,tanned skin,wind-blown hair,splashing water,soft sand,sunshine glimmering on the water,seagulls in the sky,gentle waves,innocent laughter,sandcastles being built and destroyed,colorful beach toys,crystal-clear water,playful dolphins leaping out of the water,beautiful coral reefs,rich underwater ecosystem,vivid colors of the coral,swimming fish,dancing seaweed,sparkling sunlight filtering through the water,peaceful and serene scene.