Design a massive, survival-buildabl...

Design a massive, survival-buildable Minecraft Nether roof hub styled like a Japanese castle. Make a grand Nether portal the centerpiece, surrounded by blackstone, deepslate, warped wood, crimson wood, lanterns, chains, and dark teal roofs with realistic stair/slab curves. Include a small, controlled hole near the center leading down into the main Nether, with railings and stairs around it. Add castle towers, layered roofs, gatehouses, bridges, balconies, and several transportation routes for ice boats, rails, and portals. Keep it symmetrical, intimidating, functional, and unmistakably Minecraft. Use only real Minecraft blocks and realistic block geometry. MAKE IT NETHER THEMED