// Set the global settings
#version 3.7;
global_settings {
    assumed_gamma 1.0
}

// Define the camera
camera {
    location <0, 5, -10>
    look_at <0, 0, 0>
}

// Define the light source
light_source {
    <0, 10, -10>
    color rgb <1, 1, 1>
}

// Define the sky
sky_sphere {
    pigment {
        gradient y
        color_map {
            [0.0 color rgb <0.4, 0.7, 1.0>]  // light blue
            [1.0 color rgb <0.0, 0.1, 0.6>]  // dark blue
        }
    }
}

// Define the checkered plane
plane {
    y, 0
    pigment {
        checker color rgb <1, 1, 1>, color rgb <0, 0, 0>
        scale 1
    }
    finish {
        ambient 0.1
        diffuse 0.9
    }
}

// Define the reflective sphere
sphere {
    <0, 1, 0>, 1
    texture {
        pigment { color rgb <1, 1, 1> }
        finish {
            reflection 0.8
            ambient 0.1
            diffuse 0.9
        }
    }
}