A 3d rendering of a modern, minimalist indoor space with a concrete structure and lush green grass on the left side. the space is well-lit with natural light coming through large windows on the right side, allowing natural light to filter through and create a bright and airy atmosphere. the concrete structure is arranged in a symmetrical manner, with steps leading up to it, creating a sense of depth and dimension. on the center of the space, a large, rectangular planter box is filled with various plants, adding a touch of greenery to the space. a single tree stands on the grassy area, providing a natural contrast to the concrete structures. the overall atmosphere is peaceful and inviting, with a focus on natural beauty and tranquility.