A hyper-detailed 3D render of a sci-fi baroque concept design featuring an anatomically correct brain device intricately intertwined with a lush terrarium ecosystem. The structure blends seamlessly with steampunk elements, showcasing gears and coils with polished brass and copper finishes. The brain is encased in a transparent dome, with roots and tendrils stretching into the terrarium, fostering an environment of miniature plant life and delicate bioluminescent organisms. The device is adorned with intricate filigree patterns and scientific gauges, offering a photorealistic view into this fusion of nature and technology.