Visualize a tranquil underwater city, where minimalist architecture harmonizes with vibrant coral formations. Soft, flowing lines define the buildings, enveloped by shimmering blue waters and delicate marine life. Sunlight filters through the surface, casting dappled patterns on the sandy ocean floor. This serene landscape captures the essence of simplicity amidst the rich, colorful backdrop of coral reefs, evoking a sense of peace and connection with nature.