At Valentino ’s Los Angeles party, the view required leaning in. Inside the Marciano Art Foundation, a creative crowd — including Teyana Taylor, Patricia Arquette, Tate McRae, Sombr, Maude Apatow and Dree Hemingway — gathered around a glowing Kaiserpanorama installation at the center of the room, peering through small windows to take it in. On the other side, a recreation of Alessandro Michele ’s “Specula Mundi” couture show in Paris unfolded, replacing live models with a continuous visual sequence of images from a new book of the same name by British photographer Mark Borthwick. “I mean, I’d love to encourage the notion that our spirits guided us together and brought us together. There’s an angelic being that collectively created this collaboration,” Borthwick said of his creative relationship with Michele.…