Layered Birthday Cake with Lit Candles and Rainbow Frosting

Computer-generated three-dimensional rendering depicting a multi-layered cake constructed with distinct horizontal strata displaying red, green, blue, and yellow pigmentation. The cake features a glossy golden drip glaze coating the surface. Approximately twelve lit cylindrical wax candles protrude vertically from the top surface. Piped frosting rosettes in various colors arranged systematically around the perimeter. Blurred spherical balloons positioned in the background. Bokeh effect particles distributed throughout the composition. Base positioned on patterned surface. Lighting produces specular highlights across surfaces.