Fix QT fonts

modules/home/qt.nix

@@ -2,6 +2,21 @@
   pkgs,
   config,
   ...
-}: {
+}: let
-  qt.enable = true;
+  qtctConf = ''
+    [Appearance]
+    style=kvantum
+    icon_theme=${config.stylix.iconTheme.${config.stylix.polarity}}
+
+    [Fonts]
+    general="${config.stylix.fonts.sansSerif.name},${builtins.toString config.stylix.fonts.sizes.applications},-1,5,50,0,0,0,0,0,Regular"
+    fixed="${config.stylix.fonts.monospace.name},${builtins.toString config.stylix.fonts.sizes.applications},-1,5,50,0,0,0,0,0,Regular"
+  '';
+in {
+  qt = {
+    enable = true;
+  };
+
+  xdg.configFile."qt5ct/qt5ct.conf".text = qtctConf;
+  xdg.configFile."qt6ct/qt6ct.conf".text = qtctConf;
 }

modules/home/stylix.nix

@@ -11,15 +11,15 @@
       librewolf.profileNames = ["pedro"];
     };
     fonts = {
-      serif = config.stylix.fonts.monospace;
-
-      sansSerif = config.stylix.fonts.monospace;
-
       monospace = {
         package = pkgs.nerd-fonts.jetbrains-mono;
         name = "JetBrainsMono Nerd Font";
       };
 
+      serif = config.stylix.fonts.monospace;
+
+      sansSerif = config.stylix.fonts.monospace;
+
       emoji = config.stylix.fonts.monospace;
     };