3D render of a sci-fi baroque concept design of an anatomically correct brain device fused with a lush terrarium ecosystem, featuring steampunk aesthetics and intricate copper and brass details. The brain is encased within a transparent dome revealing a miniaturized biome of plants and tiny robotic insects. Tubes and gears interweave symbiotically with the neural structure, producing a pulsating luminescence. The surface is adorned with ornate engravings and filigree, giving a sense of scientific innovation. The entire composition is hyper-detailed and photorealistic, showcasing a seamless blend of biology and technology, where art meets science in a futuristic masterpiece.