Design an epic fantasy hub map call...

Design an epic fantasy hub map called Obsidian Shores. The hub should feel like a handcrafted server spawn built by a professional Minecraft builder. Theme: Dark obsidian cliffs meeting brilliant turquoise ocean water Volcanic island with ancient ruins Massive obsidian formations emerging from the sea Lush tropical vegetation growing among black stone Mystical purple crystals and glowing amethyst caverns Floating islands connected by elegant bridges Ancient civilization aesthetic mixed with fantasy magic Centerpiece: A colossal obsidian lighthouse or castle rising from the center of the island Large spawn plaza with intricate stone patterns Grand staircase leading to the main structure Decorative fountains, statues, banners, and lanterns Hub Layout: Create distinct paths leading to: