Lots of rocks around your building site? Don't remove them - use them. If you open this up in a large window, you can also see there is a water feature running below the seating area. Very pretty hardscape
Looking for design inspiration? Check out Contemporary Outdoors from Adam Miller in HGTV's Designers' Portfolio 4999.
Also on these boards
corrugated metal ceiling is one to keep in mind for a screened in pergola space. Outdoor fireplace, stone floor.
Contemporary Outdoors from Jamie Durie on HGTV