A surreal floating underwater cathedral drifts through an endless twilight sky of swirling pastel nebulae above crystalline ocean depths, massive impossible coral spires the size of towers rise from floating pearl platforms, tiny mermaids in flowing gowns hold candlelight ceremonies in curved shell chapels, impossible waterfalls of luminescent liquid light cascade upward through spiraling pearl columns, bioluminescent jellyfish the size of lanterns drift through crystal tunnels connecting platforms, three soft moons in peach coral and silver glow through the liquid surface above, Studio Ghibli meets Roger Dean aesthetic, digital painting style, dramatic vertical composition, mystical ethereal mood, color palette of deep ocean blue, soft seafoam green, phosphorescent coral amber, crystalline silver highlights, hyper-detailed, 8k resolution, trending on artstation