Create a sophisticated underwater library featuring extensive bookshelves filled with a diverse collection of books. Include cozy reading areas with comfortable sofas and a central reading table, designed to encourage relaxation and quiet study. The library should be enclosed by large glass walls, providing stunning views of the ocean and allowing natural underwater light to filter through the space. Emphasize the immersive underwater experience with soft, shimmering light effects and gentle reflections that create a sense of fluidity throughout the room. Use durable, water-resistant materials in a calming color palette, incorporating deep blues and soft greens to evoke tranquility. The lighting should be warm and inviting, enhancing the serene atmosphere while highlighting the beauty of the marine environment outside. Ensure that marine life is visible through the windows, adding to the enchanting underwater ambiance. The overall design should create a luxurious yet peaceful retreat for readers, making the viewer feel completely immersed in this unique aquatic setting.