dragon fortress 3d model

"Dark fantasy dragon-themed fortress, modular castle architecture, black volcanic stone material with obsidian textures, glowing red magma veins integrated into walls, grand throne room with giant dragon skeleton throne, dry lake basin exterior with ancient leviathan skeletons, stone labyrinth garden without plants, ominous atmosphere, gothic arches, intricate runic carvings, cinematic lighting, 8k resolution, highly detailed, optimized for 3D environment real-time rendering, symmetrical layout, epic scale."