Artistic illustration of a flat, gorgeous stained glass design featuring Santa with Rudolph in a Christmas concept, highlighting the golden ratio and perfect composition. The piece should be characterized by simplified bold lines, striving for masterpiece quality. It should have a matte black background that exudes a Christmas mood, maintaining an aspect ratio of 9:16. The artwork aims to encapsulate an enchanting and stylized essence while avoiding realistic faces, 3D elements, side views, and intricate detailing.