// Scene settings
#version 3.7;
global_settings { assumed_gamma 1.0 }

// Camera
camera {
  location <0, 2, -5>
  look_at <0, 1, 0>
}

// Light source
light_source {
  <2, 4, -3>
  color rgb <1, 1, 1>
}

// Background
background {
  color rgb <0.5, 0.7, 1>  // Light blue sky
}

// Checkered plane
plane {
  y, 0
  texture {
    pigment {
      checker color rgb <1, 1, 1>, color rgb <0, 0, 0>
    }
    finish {
      ambient 0.2
      diffuse 0.8
    }
  }
}

// Reflective sphere
sphere {
  <0, 1, 0>, 1
  texture {
    pigment { color rgb <0.8, 0.8, 0.8> }
    finish {
      reflection { 0.8 }
      ambient 0.2
      diffuse 0.6
      specular 0.9
      roughness 0.001
    }
  }
}

// Ground plane for shadows
plane {
  y, 0
  texture {
    pigment { color rgb <0.5, 0.5, 0.5> }
    finish { ambient 0 diffuse 0.6 }
  }
}