Build a massive floating Nether-the...

Build a massive floating Nether-themed ritual platform inspired by the reference image. Create a large circular structure with multiple layered rings around the edge and a thick, detailed underside. In the center, build a giant pentagram made from wide beams that connects cleanly across the circle. Add hanging lava streams, chains, and decorative supports extending downward to give it a dark, ominous feel. Use a palette of Nether Bricks, Red Nether Bricks, Blackstone, Polished Blackstone Bricks, Basalt, Crimson wood, Crying Obsidian, and lava for lighting. Focus on symmetry, depth, and intricate repeating details so the build feels like an ancient infernal altar suspended in the sky.