The word ETHEREAL rendered as ethereal jellyfish composed of flowing holographic liquid glass floating through an abyss, each letter morphing into bioluminescent tentacle formations, oversized brutalist typography suspended in deep ocean trenches, Swiss grid composition shattered by floating digital particles, midnight navy and phosphorescent cyan palette with coral pink highlights, volumetric god rays piercing from above, experimental typography poster art, hyper-detailed 3D environment, cinematic upward perspective toward surface light, ethereal mood