เมืองใต้บาดาลเรืองแสงสุดแฟนตาซี

[A vibrant, whimsical underwater city] built from [glowing bioluminescent coral structures], bustling with [exotic glowing fish, fantastical marine creatures, and graceful mermaids] navigating illuminated pathways at [twilight], beneath an ocean surface shimmering with the last rays of the setting sun. Wide-angle view, fantasy concept art style, magical luminescence, rich aquatic color palette.