gtk dark theme

configuration.nix

@@ -29,7 +29,7 @@
   fonts.fontconfig.enable = true;
   fonts.fontconfig.defaultFonts = {
     monospace = [
-	"Hack"
+      "Hack"
     ];
     sansSerif = [
       "Notonoto Sans"
@@ -43,7 +43,6 @@
       "Noto Color Emoji"
       "Noto Emoji"
       "Noto Emoji Blob"
-      "Noto Monochrome Emoji"
     ];
   };
   fonts.packages = with pkgs; [
@@ -53,7 +52,6 @@
     noto-fonts-cjk-sans
     noto-fonts-cjk-serif
     noto-fonts-color-emoji
-    noto-fonts-monochrome-emoji
     noto-fonts-emoji-blob-bin
   ];
 
@@ -133,6 +131,8 @@
   security.polkit.enable = true;
 
   programs.light.enable = true;
+  # Necessary for gtk config, see: https://github.com/nix-community/home-manager/issues/3113
+  programs.dconf.enable = true;
 
   # For more information, see `man configuration.nix` or https://nixos.org/manual/nixos/stable/options#opt-system.stateVersion .
   system.stateVersion = "25.05"; # Did you read the comment?

home.nix

@@ -37,6 +37,12 @@
     ];
   };
 
+  gtk = {
+    enable = true;
+    theme.name = "Adwaita-dark";
+    theme.package = pkgs.gnome-themes-extra;
+  };
+
   programs.nixvim = {
     enable = true;
     colorschemes.catppuccin.enable = true;