萌趣插画：章鱼邮递员

Flat 3D illustration of a friendly purple octopus working as an undersea mailman, the octopus with a glossy lavender-blue body, big round teal eyes, a coral-red postal cap and a tiny mail satchel, each of its eight curling arms holding a letter, a parcel, a newspaper and a stack of postcards, swimming through a bright coral reef with colorful fish, sea stars and swaying anemones, a tiny crab waving from a mailbox shaped like a giant seashell standing on a rock, sunbeams streaming down through clear water, small bubbles trailing behind it, soft rounded shapes with glossy shading and cute proportions, diagonal swimming composition with the reef layers receding in depth, warm golden sunlight from the upper left mixing with cool turquoise water tones, palette of turquoise, lavender, coral and sunny yellow, cheerful playful mood, high detail, high resolution, 4k