That opinion and two dissents, spanning 168 pages, touched on a host of flash points in the culture wars involving the L.G.B.T. Gorsuch wrote for the majority in the 6-to-3 ruling. “An employer who fires an individual merely for being gay or transgender defies the law,” Justice Neil M. equality a long-sought and unexpected victory. WASHINGTON - The Supreme Court ruled on Monday that a landmark civil rights law protects gay and transgender workers from workplace discrimination, handing the movement for L.G.B.T.