A 3D render of a sci-fi baroque anatomical brain device, intricately designed with a steampunk aesthetic, featuring a lush terrarium suspended within. The brain device is composed of ornate metal and glass elements, showcasing hyper-detailed gears and cogs that pulse with a rhythmic, lifelike motion. The terrarium reveals a miniature ecosystem thriving inside, illuminated by bioluminescent flora. Scientific instruments are meticulously integrated into the structure, displaying a seamless blend of art and engineering. The overall design is both photorealistic and fantastical, capturing an elaborate vision of future technology intertwined with natural elegance.