Model the interior of a bathroom carved entirely within a massive tree. The design should emphasize that the floors, walls, and ceiling are all seamlessly carved from the same tree, with the natural wood texture prominently visible throughout. The bathroom should feature minimalist fixtures, including a sleek toilet, modern sink with a minimalist vanity, large mirrors, and tempered glass doors for the shower. The shower area should feel open and bright, with natural light complementing the organic wooden surfaces. The overall design must balance the natural, carved wood aesthetic with modern functionality, creating a bathroom that feels luxurious yet harmonizes with the tree’s structure. Key specifications: Floors, walls, and ceilings must clearly be carved from the same tree, showcasing the natural wood grain and texture. Minimalist fixtures: toilet, sink with a vanity, large mirrors, and glass shower doors. Bright, clean lighting to enhance the space while maintaining a natural, wood-focused atmosphere. The shower should feature tempered glass doors and a modern, minimalist design. Focus on blending natural elements with contemporary bathroom design for a balanced, functional, and organic space.