A large medieval fortress with a si...

A large medieval fortress with a size 100x100 to 200x200, built on a rugged, windswept island rising sharply from the ocean. The entire structure should feel ancient, sturdy, and imposing, with thick defensive walls made of weathered stone bricks and reinforced with massive oak log supports. The architecture emphasizes grounded medieval realism: sloped black roofs, timber‑framed sections, wooden balconies, and layered battlements. The island itself is steep and irregular, with patches of mossy terrain. A narrow strip of beach surrounds parts of the island, while other sides drop directly into deep water. The lower level of the fortress features a wide stone‑brick gatehouse partially carved into the island’s rock. Wooden bridges and docks extend from the shoreline toward the entrance, with