A few StePS forward in unveiling the complexity of galaxy evolution: light-weighted stellar ages of intermediate-redshift galaxies with WEAVE by Costantin, L, Lovino, A, Zibetti, S, Longhetti, M, Gallazzi, A, Mercurio, A, Lonoce, I, Balcells, M, Bolzonella, M, Busarello, G, Dalton, G, Ferre-Mateu, A, Garcia-Benito, R, Gargiulo, A, Haines, C, Jin, S, Barbera, FL, Mcgee, S, Merluzzi, P, Morelli, L, Murphy, DNA, L Peralta de Arriba, Pizzella, A, Poggianti, BM, Pozzetti, L, Sanchez-Blazquez, P, Talia, M, Tortora, C, Trager, SC, Vazdekis, A, Vergani, D, Vulcani, B