3D render of a sci-fi baroque concept design featuring an anatomically correct brain device intricately encased within a lush terrarium. The steampunk aesthetic is highlighted through a network of brass gears, copper coils, and delicate clockwork details that appear to pulse with energy. Enclosed glass domes reveal miniature ecosystems interwoven with neural pathways, while fine metal filigree wraps around the structure like an ornate cage. It's a seamless blend of organic and mechanical, exuding a hyper-realistic, photorealistic quality with a scientific lens, capturing the fusion of nature and innovation in stunning detail.