Houzz is the new way to design your home.
Bar tucked under floating stairs
Want this small kitchen/bar in that position. Add Sink, Refrigerator, etc...
The supports of the shelf - use (but silver) and design horizontal for bar foot rest.
W/D tucked away. Use Metal paneling from bar as doors. Match counter also.
1st Floor Bathroom Door
Add a glass garage door to 1st floor for open exit to lake.
Here's a custom glass/aluminium with a narrower width.