Shader "Custom/NeonCube"
{
    Properties
    {
        _MainTex ("Main Texture", 2D) = "white" {}
        _EmissionColor ("Emission Color", Color) = (1, 1, 1, 1)
        _EmissionIntensity ("Emission Intensity", Range(0, 1)) = 1
    }

    SubShader
    {
        Tags { "RenderType"="Opaque" }
        LOD 200

        CGPROGRAM
        #pragma surface surf Lambert

        sampler2D _MainTex;
        fixed4 _EmissionColor;
        half _EmissionIntensity;

        struct Input
        {
            float2 uv_MainTex;
        };

        void surf (Input IN, inout SurfaceOutput o)
        {
            fixed4 c = tex2D (_MainTex, IN.uv_MainTex);
            o.Albedo = c.rgb;

            // Apply emission color and intensity
            o.Emission = _EmissionColor.rgb * _EmissionIntensity;
        }
        ENDCG
    }

    FallBack "Diffuse"
}