How about this outdoor staircase? It is a utilitarian walkway, but the homeowners elevated its design. They could easily have made each stair tread a plank of wood, but instead, every other tread is special. Turning the wood vertically and chopping it up into sections creates a stairway that's unique and full of personality.
Going up the back property from behind house will suit the sharp incline, instead of making satellite decks, railing spaced enough to encourage the kids to explore the hillside, don't forget to add soft lighting