NORTHRIDGE, Calif. — Long Beach State dropped an 85-75 decision at CSUN on Saturday afternoon, as the Matadors controlled much of the first three quarters before the Beach mounted a late surge. CSUN set the tone early with efficient perimeter shooting and active hands defensively. The Matadors knocked down four three-pointers in the opening quarter and turned turnovers into transition opportunities, building a 27-19 lead after one. Long Beach found success attacking the paint but had difficulty stringing together stops. The second quarter created separation. The Beach hit a scoring lull and struggled to find consistency from beyond the arc,…