lock model geometry render a beautiful spiral staircase descending with elegance and grace use mortared sandstone for the stone walls combining shades of warm beige and light brown the staircase itself should be a soft white fine stucco on the walls risers and underneath with gray concrete treads contrasting with a sleek matte black central pole the ground is of finely textured light gray concrete illuminate the scene with natural sunlight casting soft gentle shadows creating a serene and inviting atmosphere staircase is 157 inches tall pay attention to the size of the materials so it looks realistic camera angle is looking slightly downward the white walls are the same white stucco high fidelity 8k photography
