Pool design is having a moment. In 2026, the most beautiful backyards are less about the biggest pool and more about the smartest one — spaces that feel like private resorts, run efficiently, and blur the line between architecture and nature. At Cosmic Design Studio, here are the trends we're designing into modern backyards this year — and how to use them. 1. Clean-lined, architectural pools In 2026, the standout luxury look is confident and architectural — crisp geometry, sh