1{
 2  den.aspects.desktop.env.wm.niri.themes = {
 3    catppuccin = {
 4      homeManager = {
 5        programs.niri.extraConfig.pre = {
 6          recent-windows.highlight = {
 7            active-color = "#cba6f7"; # Mauve
 8            urgent-color = "#f2cdcd"; # Flamingo
 9          };
10          layout.focus-ring.active-color = "#cba6f7";
11        };
12      };
13    };
14  };
15}