Perched on a jagged mountain, the d...

Perched on a jagged mountain, the dark castle of black stone and obsidian rises with soaring towers, torch-lit gates, a courtyard of broken statues and a cracked fountain, vaulted corridors leading to a throne hall with crimson carpets, guard barracks, libraries and alchemy rooms with floating candles, private chambers with fireplaces and rugs, spiral staircases to wizard and observation towers, dining halls, kitchens, secret passages, armories, treasure vaults, and dungeons with chains and mossy floors, all lit by torches, chandeliers, lava pits, and glowing crystals, with armor, weapons, skeletal motifs, gargoyles, and vines decorating every space for a cinematic, immersive mountain fortress.