(blue-from-hsl .(vmod ..(vcos ...(square ....(square .....(adjust-hue ......(sigmoid .......(vsin ........(vfloor agate))) ......(hsl-from-rgb .......(polar pos)))))) ..(v- ...(hsl-from-rgb ....(polar .....(vsin -0.7848))) ...(vsin ....(min-component .....(alpha pos))))))