A highly detailed 3D render of a sci-fi baroque concept depicting an anatomically correct brain device encapsulated within a terrarium. The design showcases steampunk influences, featuring intricate gears, brass piping, and delicate clockwork mechanisms entwined with the cerebral matter. The terrarium shell is crafted from transparent glass and adorned with ornate, baroque metalwork, giving it an antique yet futuristic aesthetic. The interior of the terrarium is a lush micro-ecosystem, featuring tiny, bioluminescent flora that casts a gentle glow on the brain structure. The hyper-realistic rendering emphasizes the scientific precision and complexity of the device, highlighting every minute detail from the neural pathways to the synchronized mechanical components, creating a harmonious blend of organic and mechanical elements.