diff --git a/flake.nix b/flake.nix
index d8db6d3f..fbf537af 100644
--- a/flake.nix
+++ b/flake.nix
@@ -64,7 +64,7 @@
 
       _module.args = {
         colorscheme = "gruvbox";
-        fonts = (import ./fonts).iosevka;
+        fontstack = "iosevka";
         username = "noib3";
       };
 
diff --git a/fonts/default.nix b/fonts/default.nix
deleted file mode 100644
index 54a7477d..00000000
--- a/fonts/default.nix
+++ /dev/null
@@ -1,37 +0,0 @@
-let
-  fonts = {
-    emoji = import ./emoji;
-    monospace = import ./monospace;
-    sansSerif = import ./sans-serif;
-    serif = import ./serif;
-  };
-in
-{
-  blex = pkgs: rec {
-    sansSerif = monospace;
-    serif = monospace;
-    monospace = fonts.monospace.blex-mono { inherit pkgs; };
-    emoji = fonts.emoji.noto-color { inherit pkgs; };
-  };
-
-  docsrs = pkgs: {
-    sansSerif = fonts.sansSerif.fira-sans { inherit pkgs; };
-    serif = fonts.serif.source-serif { inherit pkgs; };
-    monospace = fonts.monospace.source-code-pro { inherit pkgs; };
-    emoji = fonts.emoji.noto-color { inherit pkgs; };
-  };
-
-  fira = pkgs: rec {
-    sansSerif = fonts.sansSerif.fira-sans { inherit pkgs; };
-    serif = sansSerif;
-    monospace = fonts.monospace.fira-code { inherit pkgs; };
-    emoji = fonts.emoji.noto-color { inherit pkgs; };
-  };
-
-  iosevka = pkgs: rec {
-    sansSerif = fonts.sansSerif.iosevka-aile { inherit pkgs; };
-    serif = sansSerif;
-    monospace = fonts.monospace.iosevka-term { inherit pkgs; };
-    emoji = fonts.emoji.noto-color { inherit pkgs; };
-  };
-}
diff --git a/fonts/emoji/default.nix b/fonts/emoji/default.nix
deleted file mode 100644
index f10c9fe2..00000000
--- a/fonts/emoji/default.nix
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  noto-color = import ./noto-color.nix;
-}
diff --git a/fonts/emoji/noto-color.nix b/fonts/emoji/noto-color.nix
deleted file mode 100644
index 99636864..00000000
--- a/fonts/emoji/noto-color.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "Noto Color Emoji";
-  package = pkgs.noto-fonts-color-emoji;
-  size = _config: _program: 16.5;
-}
diff --git a/fonts/module.nix b/fonts/module.nix
deleted file mode 100644
index f8eac16d..00000000
--- a/fonts/module.nix
+++ /dev/null
@@ -1,97 +0,0 @@
-{
-  config,
-  lib,
-  pkgs,
-  ...
-}:
-
-with lib;
-let
-  cfg = config.fonts;
-
-  mkFontFamily =
-    { description }:
-    mkOption {
-      type = types.submodule {
-        options = {
-          name = mkOption {
-            type = types.str;
-            example = "Iosevka Nerd Font";
-            description = "The name of the font family";
-          };
-
-          package = mkOption {
-            type = types.package;
-            example = pkgs.fira-sans;
-            description = "The package providing the font family";
-          };
-
-          size = mkOption {
-            type = types.functionTo (types.functionTo types.float);
-            example = config: program: if program == "qutebrowser" then 18 else 16;
-            description = ''
-              The size of the font in a program given the global config and its
-              name
-            '';
-          };
-
-          normal = mkOption {
-            type = types.str;
-            example = "Regular";
-            default = "Regular";
-            description = "The normal variant of the font family";
-          };
-
-          bold = mkOption {
-            type = types.str;
-            example = "Bold";
-            default = "Bold";
-            description = "The bold variant of the font family";
-          };
-
-          italic = mkOption {
-            type = types.str;
-            example = "Italic";
-            default = "Italic";
-            description = "The italic variant of the font family";
-          };
-
-          bold_italic = mkOption {
-            type = types.str;
-            example = "Bold Italic";
-            default = "Bold Italic";
-            description = "The bold italic variant of the font family";
-          };
-        };
-      };
-      inherit description;
-    };
-in
-{
-  options.fonts = {
-    serif = mkFontFamily { description = "Serif font family"; };
-    sansSerif = mkFontFamily { description = "Sans serif font family"; };
-    monospace = mkFontFamily { description = "Monospace font family"; };
-    emoji = mkFontFamily { description = "Emoji font family"; };
-  };
-
-  config = {
-    fonts.fontconfig = {
-      enable = pkgs.stdenv.isLinux;
-
-      defaultFonts = {
-        serif = [ cfg.serif.name ];
-        sansSerif = [ cfg.sansSerif.name ];
-        monospace = [ cfg.monospace.name ];
-        emoji = [ cfg.emoji.name ];
-      };
-    };
-
-    home.packages = [
-      cfg.serif.package
-      cfg.sansSerif.package
-      cfg.monospace.package
-      cfg.emoji.package
-    ];
-  };
-}
diff --git a/fonts/monospace/blex-mono.nix b/fonts/monospace/blex-mono.nix
deleted file mode 100644
index a8364a48..00000000
--- a/fonts/monospace/blex-mono.nix
+++ /dev/null
@@ -1,12 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "BlexMono Nerd Font";
-  package = pkgs.nerd-fonts.blex-mono;
-  size =
-    config: program:
-    if program == "ghostty" && config.machines."skunk@linux".isCurrent then
-      14.0
-    else
-      18.5;
-}
diff --git a/fonts/monospace/default.nix b/fonts/monospace/default.nix
deleted file mode 100644
index 90025402..00000000
--- a/fonts/monospace/default.nix
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  blex-mono = import ./blex-mono.nix;
-  fira-code = import ./fira-code.nix;
-  inconsolata = import ./inconsolata.nix;
-  iosevka-term = import ./iosevka-term.nix;
-  jetbrains-mono = import ./jetbrains-mono.nix;
-  source-code-pro = import ./source-code-pro.nix;
-}
diff --git a/fonts/monospace/fira-code.nix b/fonts/monospace/fira-code.nix
deleted file mode 100644
index 56859d78..00000000
--- a/fonts/monospace/fira-code.nix
+++ /dev/null
@@ -1,9 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "FiraCode Nerd Font";
-  package = pkgs.nerd-fonts.fira-code;
-  size =
-    config: _program:
-    if config.machines."skunk@darwin".isCurrent then 18.5 else 13.5;
-}
diff --git a/fonts/monospace/inconsolata.nix b/fonts/monospace/inconsolata.nix
deleted file mode 100644
index 34fa0d3a..00000000
--- a/fonts/monospace/inconsolata.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "Inconsolata Nerd Font";
-  package = pkgs.nerd-fonts.inconsolata;
-  size = _config: _program: 16.5;
-}
diff --git a/fonts/monospace/iosevka-term.nix b/fonts/monospace/iosevka-term.nix
deleted file mode 100644
index 2d26af2b..00000000
--- a/fonts/monospace/iosevka-term.nix
+++ /dev/null
@@ -1,16 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "IosevkaTerm Nerd Font";
-  bold = "ExtraBold";
-  bold_italic = "ExtraBold Italic";
-  package = pkgs.nerd-fonts.iosevka-term;
-  size =
-    config: _program:
-    if config.machines."skunk@darwin".isCurrent then
-      22.75
-    else if config.machines.stolen-bride.isCurrent then
-      22.0
-    else
-      16.5;
-}
diff --git a/fonts/monospace/jetbrains-mono.nix b/fonts/monospace/jetbrains-mono.nix
deleted file mode 100644
index 810e0d24..00000000
--- a/fonts/monospace/jetbrains-mono.nix
+++ /dev/null
@@ -1,13 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "JetBrainsMono Nerd Font";
-  package = pkgs.nerd-fonts.jetbrains-mono;
-  size = _config: _program: 16.5;
-  bold = {
-    name = "Extra Bold";
-  };
-  bold_italic = {
-    name = "Extra Bold";
-  };
-}
diff --git a/fonts/monospace/source-code-pro.nix b/fonts/monospace/source-code-pro.nix
deleted file mode 100644
index 46a08dbe..00000000
--- a/fonts/monospace/source-code-pro.nix
+++ /dev/null
@@ -1,12 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "SourceCodePro Nerd Font";
-  package = pkgs.nerd-fonts.sauce-code-pro;
-  size =
-    config: program:
-    if program == "ghostty" && config.machines."skunk@linux".isCurrent then
-      14.0
-    else
-      16.5;
-}
diff --git a/fonts/sans-serif/default.nix b/fonts/sans-serif/default.nix
deleted file mode 100644
index 97aa6f50..00000000
--- a/fonts/sans-serif/default.nix
+++ /dev/null
@@ -1,4 +0,0 @@
-{
-  iosevka-aile = import ./iosevka-aile.nix;
-  fira-sans = import ./fira-sans.nix;
-}
diff --git a/fonts/sans-serif/fira-sans.nix b/fonts/sans-serif/fira-sans.nix
deleted file mode 100644
index 5afe7903..00000000
--- a/fonts/sans-serif/fira-sans.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "FiraSans";
-  package = pkgs.fira-sans;
-  size = _config: _program: 14.5;
-}
diff --git a/fonts/sans-serif/iosevka-aile.nix b/fonts/sans-serif/iosevka-aile.nix
deleted file mode 100644
index 06ce1374..00000000
--- a/fonts/sans-serif/iosevka-aile.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "Iosevka Aile";
-  package = pkgs.iosevka-bin.override { variant = "Aile"; };
-  size = _config: _program: 16.5;
-}
diff --git a/fonts/serif/default.nix b/fonts/serif/default.nix
deleted file mode 100644
index 86d0b524..00000000
--- a/fonts/serif/default.nix
+++ /dev/null
@@ -1,3 +0,0 @@
-{
-  source-serif = import ./source-serif.nix;
-}
diff --git a/fonts/serif/source-serif.nix b/fonts/serif/source-serif.nix
deleted file mode 100644
index b6573397..00000000
--- a/fonts/serif/source-serif.nix
+++ /dev/null
@@ -1,7 +0,0 @@
-{ pkgs, ... }:
-
-{
-  name = "Source Serif 4";
-  package = pkgs.source-serif;
-  size = _config: _program: 16.5;
-}
diff --git a/modules/flake/machines/default.nix b/modules/flake/machines/default.nix
index f549de2c..a7626d74 100644
--- a/modules/flake/machines/default.nix
+++ b/modules/flake/machines/default.nix
@@ -3,7 +3,7 @@
   config,
   lib,
   colorscheme,
-  fonts,
+  fontstack,
   username,
   ...
 }:
@@ -90,23 +90,18 @@ in
       cfg
       |> lib.mapAttrs (
         machineName: machine:
-        inputs.home-manager.lib.homeManagerConfiguration rec {
-          pkgs = import inputs.nixpkgs {
-            inherit (machine) system;
-            overlays = [
-              inputs.brew-nix.overlays.default
-            ];
-          };
+        inputs.home-manager.lib.homeManagerConfiguration {
+          pkgs = inputs.nixpkgs.legacyPackages.${machine.system};
 
           modules = [
-            homeManagerMachinesModule
-            ../../../fonts/module.nix
             ../../home
+            homeManagerMachinesModule
             {
-              fonts = fonts pkgs;
               home.username = username;
               machines.current.name = machineName;
               modules.colorscheme.${colorscheme}.enable = true;
+              modules.fonts.stacks.${fontstack}.enable = true;
+              nixpkgs.overlays = [ inputs.brew-nix.overlays.default ];
             }
           ];
 
diff --git a/modules/home/fonts/default.nix b/modules/home/fonts/default.nix
new file mode 100644
index 00000000..50772f19
--- /dev/null
+++ b/modules/home/fonts/default.nix
@@ -0,0 +1,70 @@
+{
+  config,
+  lib,
+  pkgs,
+  ...
+}:
+
+with lib;
+let
+  cfg = config.modules.fonts;
+  fontSubmodule = import ./font-submodule.nix { inherit lib; };
+in
+{
+  imports = [
+    ./emoji
+    ./monospace
+    ./sans-serif
+    ./serif
+    ./stacks
+  ];
+
+  options.modules.fonts = {
+    monospace = mkOption {
+      type = types.attrsOf fontSubmodule;
+      default = { };
+      description = "All declared monospace fonts";
+    };
+
+    sansSerif = mkOption {
+      type = types.attrsOf fontSubmodule;
+      default = { };
+      description = "All declared sans-serif fonts";
+    };
+
+    serif = mkOption {
+      type = types.attrsOf fontSubmodule;
+      default = { };
+      description = "All declared serif fonts";
+    };
+
+    emoji = mkOption {
+      type = types.attrsOf fontSubmodule;
+      default = { };
+      description = "All declared emoji fonts";
+    };
+  };
+
+  config =
+    let
+      current = cfg.stacks.current;
+    in
+    {
+      home.packages = unique [
+        current.monospace.package
+        current.sansSerif.package
+        current.serif.package
+        current.emoji.package
+      ];
+
+      fonts.fontconfig = {
+        enable = pkgs.stdenv.isLinux;
+        defaultFonts = {
+          serif = [ current.serif.name ];
+          sansSerif = [ current.sansSerif.name ];
+          monospace = [ current.monospace.name ];
+          emoji = [ current.emoji.name ];
+        };
+      };
+    };
+}
diff --git a/modules/home/fonts/emoji/default.nix b/modules/home/fonts/emoji/default.nix
new file mode 100644
index 00000000..8408711b
--- /dev/null
+++ b/modules/home/fonts/emoji/default.nix
@@ -0,0 +1,3 @@
+{
+  imports = [ ./noto-color.nix ];
+}
diff --git a/modules/home/fonts/emoji/noto-color.nix b/modules/home/fonts/emoji/noto-color.nix
new file mode 100644
index 00000000..4fe0a463
--- /dev/null
+++ b/modules/home/fonts/emoji/noto-color.nix
@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.emoji.noto-color = {
+    name = "Noto Color Emoji";
+    package = pkgs.noto-fonts-color-emoji;
+    sizes.default = 16.5;
+  };
+}
diff --git a/modules/home/fonts/font-submodule.nix b/modules/home/fonts/font-submodule.nix
new file mode 100644
index 00000000..755a2781
--- /dev/null
+++ b/modules/home/fonts/font-submodule.nix
@@ -0,0 +1,59 @@
+{ lib }:
+
+with lib;
+types.submodule {
+  options = {
+    name = mkOption {
+      type = types.str;
+      example = "IosevkaTerm Nerd Font";
+      description = "The font family name as known to fontconfig";
+    };
+
+    package = mkOption {
+      type = types.package;
+      example = "pkgs.nerd-fonts.iosevka-term";
+      description = "The Nix package providing the font";
+    };
+
+    styles = {
+      normal = mkOption {
+        type = types.str;
+        default = "Regular";
+        description = "The normal font style";
+      };
+
+      bold = mkOption {
+        type = types.str;
+        default = "Bold";
+        description = "The bold font style";
+      };
+
+      italic = mkOption {
+        type = types.str;
+        default = "Italic";
+        description = "The italic font style";
+      };
+
+      boldItalic = mkOption {
+        type = types.str;
+        default = "Bold Italic";
+        description = "The bold italic font style";
+      };
+    };
+
+    sizes = mkOption {
+      type = types.submodule {
+        freeformType = types.attrsOf types.float;
+        options.default = mkOption {
+          type = types.float;
+          description = "The default font size, used when no program-specific override exists";
+        };
+      };
+      example = {
+        default = 16.5;
+        ghostty = 14.0;
+      };
+      description = "Font sizes keyed by program name";
+    };
+  };
+}
diff --git a/modules/home/fonts/monospace/blex-mono.nix b/modules/home/fonts/monospace/blex-mono.nix
new file mode 100644
index 00000000..09577f21
--- /dev/null
+++ b/modules/home/fonts/monospace/blex-mono.nix
@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  modules.fonts.monospace.blex-mono = {
+    name = "BlexMono Nerd Font";
+    package = pkgs.nerd-fonts.blex-mono;
+    sizes = {
+      default = 18.5;
+      ghostty = if config.machines."skunk@linux".isCurrent then 14.0 else 18.5;
+    };
+  };
+}
diff --git a/modules/home/fonts/monospace/default.nix b/modules/home/fonts/monospace/default.nix
new file mode 100644
index 00000000..b1dcde77
--- /dev/null
+++ b/modules/home/fonts/monospace/default.nix
@@ -0,0 +1,10 @@
+{
+  imports = [
+    ./blex-mono.nix
+    ./fira-code.nix
+    ./inconsolata.nix
+    ./iosevka-term.nix
+    ./jetbrains-mono.nix
+    ./source-code-pro.nix
+  ];
+}
diff --git a/modules/home/fonts/monospace/fira-code.nix b/modules/home/fonts/monospace/fira-code.nix
new file mode 100644
index 00000000..d1a56dee
--- /dev/null
+++ b/modules/home/fonts/monospace/fira-code.nix
@@ -0,0 +1,11 @@
+{ config, pkgs, ... }:
+
+{
+  modules.fonts.monospace.fira-code = {
+    name = "FiraCode Nerd Font";
+    package = pkgs.nerd-fonts.fira-code;
+    sizes = {
+      default = if config.machines."skunk@darwin".isCurrent then 18.5 else 13.5;
+    };
+  };
+}
diff --git a/modules/home/fonts/monospace/inconsolata.nix b/modules/home/fonts/monospace/inconsolata.nix
new file mode 100644
index 00000000..211c5919
--- /dev/null
+++ b/modules/home/fonts/monospace/inconsolata.nix
@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.monospace.inconsolata = {
+    name = "Inconsolata Nerd Font";
+    package = pkgs.nerd-fonts.inconsolata;
+    sizes.default = 16.5;
+  };
+}
diff --git a/modules/home/fonts/monospace/iosevka-term.nix b/modules/home/fonts/monospace/iosevka-term.nix
new file mode 100644
index 00000000..bd430934
--- /dev/null
+++ b/modules/home/fonts/monospace/iosevka-term.nix
@@ -0,0 +1,23 @@
+{ config, pkgs, ... }:
+
+{
+  modules.fonts.monospace.iosevka-term = {
+    name = "IosevkaTerm Nerd Font";
+    package = pkgs.nerd-fonts.iosevka-term;
+
+    styles = {
+      bold = "ExtraBold";
+      boldItalic = "ExtraBold Italic";
+    };
+
+    sizes = {
+      default =
+        if config.machines."skunk@darwin".isCurrent then
+          22.75
+        else if config.machines.stolen-bride.isCurrent then
+          22.0
+        else
+          16.5;
+    };
+  };
+}
diff --git a/modules/home/fonts/monospace/jetbrains-mono.nix b/modules/home/fonts/monospace/jetbrains-mono.nix
new file mode 100644
index 00000000..29582360
--- /dev/null
+++ b/modules/home/fonts/monospace/jetbrains-mono.nix
@@ -0,0 +1,15 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.monospace.jetbrains-mono = {
+    name = "JetBrainsMono Nerd Font";
+    package = pkgs.nerd-fonts.jetbrains-mono;
+
+    styles = {
+      bold = "Extra Bold";
+      boldItalic = "Extra Bold Italic";
+    };
+
+    sizes.default = 16.5;
+  };
+}
diff --git a/modules/home/fonts/monospace/source-code-pro.nix b/modules/home/fonts/monospace/source-code-pro.nix
new file mode 100644
index 00000000..6adb1cd1
--- /dev/null
+++ b/modules/home/fonts/monospace/source-code-pro.nix
@@ -0,0 +1,12 @@
+{ config, pkgs, ... }:
+
+{
+  modules.fonts.monospace.source-code-pro = {
+    name = "SourceCodePro Nerd Font";
+    package = pkgs.nerd-fonts.sauce-code-pro;
+    sizes = {
+      default = 16.5;
+      ghostty = if config.machines."skunk@linux".isCurrent then 14.0 else 16.5;
+    };
+  };
+}
diff --git a/modules/home/fonts/sans-serif/default.nix b/modules/home/fonts/sans-serif/default.nix
new file mode 100644
index 00000000..a5f8e977
--- /dev/null
+++ b/modules/home/fonts/sans-serif/default.nix
@@ -0,0 +1,6 @@
+{
+  imports = [
+    ./fira-sans.nix
+    ./iosevka-aile.nix
+  ];
+}
diff --git a/modules/home/fonts/sans-serif/fira-sans.nix b/modules/home/fonts/sans-serif/fira-sans.nix
new file mode 100644
index 00000000..44f7fed5
--- /dev/null
+++ b/modules/home/fonts/sans-serif/fira-sans.nix
@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.sansSerif.fira-sans = {
+    name = "FiraSans";
+    package = pkgs.fira-sans;
+    sizes.default = 14.5;
+  };
+}
diff --git a/modules/home/fonts/sans-serif/iosevka-aile.nix b/modules/home/fonts/sans-serif/iosevka-aile.nix
new file mode 100644
index 00000000..4911ce9e
--- /dev/null
+++ b/modules/home/fonts/sans-serif/iosevka-aile.nix
@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.sansSerif.iosevka-aile = {
+    name = "Iosevka Aile";
+    package = pkgs.iosevka-bin.override { variant = "Aile"; };
+    sizes.default = 16.5;
+  };
+}
diff --git a/modules/home/fonts/serif/default.nix b/modules/home/fonts/serif/default.nix
new file mode 100644
index 00000000..549302e1
--- /dev/null
+++ b/modules/home/fonts/serif/default.nix
@@ -0,0 +1,3 @@
+{
+  imports = [ ./source-serif.nix ];
+}
diff --git a/modules/home/fonts/serif/source-serif.nix b/modules/home/fonts/serif/source-serif.nix
new file mode 100644
index 00000000..aa995f55
--- /dev/null
+++ b/modules/home/fonts/serif/source-serif.nix
@@ -0,0 +1,9 @@
+{ pkgs, ... }:
+
+{
+  modules.fonts.serif.source-serif = {
+    name = "Source Serif 4";
+    package = pkgs.source-serif;
+    sizes.default = 16.5;
+  };
+}
diff --git a/modules/home/fonts/stacks/blex.nix b/modules/home/fonts/stacks/blex.nix
new file mode 100644
index 00000000..b4ef4159
--- /dev/null
+++ b/modules/home/fonts/stacks/blex.nix
@@ -0,0 +1,13 @@
+{ config, ... }:
+
+let
+  fonts = config.modules.fonts;
+in
+{
+  modules.fonts.stacks.blex = {
+    monospace = fonts.monospace.blex-mono;
+    sansSerif = fonts.monospace.blex-mono;
+    serif = fonts.monospace.blex-mono;
+    emoji = fonts.emoji.noto-color;
+  };
+}
diff --git a/modules/home/fonts/stacks/default.nix b/modules/home/fonts/stacks/default.nix
new file mode 100644
index 00000000..9356d50a
--- /dev/null
+++ b/modules/home/fonts/stacks/default.nix
@@ -0,0 +1,87 @@
+{
+  config,
+  lib,
+  ...
+}:
+
+with lib;
+let
+  cfg = config.modules.fonts;
+
+  stackSubmodule =
+    let
+      fontSubmodule = import ../font-submodule.nix { inherit lib; };
+    in
+    types.submodule {
+      options = {
+        enable = mkEnableOption "this font stack";
+        monospace = mkOption {
+          type = fontSubmodule;
+          description = "The monospace font for this stack";
+        };
+        sansSerif = mkOption {
+          type = fontSubmodule;
+          description = "The sans-serif font for this stack";
+        };
+        serif = mkOption {
+          type = fontSubmodule;
+          description = "The serif font for this stack";
+        };
+        emoji = mkOption {
+          type = fontSubmodule;
+          description = "The emoji font for this stack";
+        };
+      };
+    };
+
+  enabledStacks =
+    removeAttrs cfg.stacks [ "current" ] |> filterAttrs (_: stack: stack.enable);
+in
+{
+  imports = [
+    ./blex.nix
+    ./docsrs.nix
+    ./fira.nix
+    ./iosevka.nix
+  ];
+
+  options.modules.fonts.stacks = mkOption {
+    type = types.submodule {
+      freeformType = types.attrsOf stackSubmodule;
+      options.current = mkOption {
+        type = types.attrs;
+        readOnly = true;
+        description = ''
+          The resolved font configuration for the enabled stack.
+        '';
+      };
+    };
+    default = { };
+  };
+
+  config = {
+    assertions = [
+      {
+        assertion = (enabledStacks |> attrNames |> length) == 1;
+        message = "Exactly one font stack must be enabled";
+      }
+    ];
+
+    modules.fonts.stacks.current =
+      enabledStacks
+      |> attrValues
+      |> head
+      # Turn the `sizes` attrset of all the fonts on the enabled stack into
+      # a functor which takes a program name and returns the font size for that
+      # program (e.g. `font.sizes "ghostty"`).
+      |> mapAttrs (
+        _category: font:
+        font
+        // {
+          sizes = {
+            __functor = _: program: font.sizes.${program} or font.sizes.default;
+          };
+        }
+      );
+  };
+}
diff --git a/modules/home/fonts/stacks/docsrs.nix b/modules/home/fonts/stacks/docsrs.nix
new file mode 100644
index 00000000..8759dbc9
--- /dev/null
+++ b/modules/home/fonts/stacks/docsrs.nix
@@ -0,0 +1,13 @@
+{ config, ... }:
+
+let
+  fonts = config.modules.fonts;
+in
+{
+  modules.fonts.stacks.docsrs = {
+    monospace = fonts.monospace.source-code-pro;
+    sansSerif = fonts.sansSerif.fira-sans;
+    serif = fonts.serif.source-serif;
+    emoji = fonts.emoji.noto-color;
+  };
+}
diff --git a/modules/home/fonts/stacks/fira.nix b/modules/home/fonts/stacks/fira.nix
new file mode 100644
index 00000000..2a68358b
--- /dev/null
+++ b/modules/home/fonts/stacks/fira.nix
@@ -0,0 +1,13 @@
+{ config, ... }:
+
+let
+  fonts = config.modules.fonts;
+in
+{
+  modules.fonts.stacks.fira = {
+    monospace = fonts.monospace.fira-code;
+    sansSerif = fonts.sansSerif.fira-sans;
+    serif = fonts.sansSerif.fira-sans;
+    emoji = fonts.emoji.noto-color;
+  };
+}
diff --git a/modules/home/fonts/stacks/iosevka.nix b/modules/home/fonts/stacks/iosevka.nix
new file mode 100644
index 00000000..ac71ad55
--- /dev/null
+++ b/modules/home/fonts/stacks/iosevka.nix
@@ -0,0 +1,13 @@
+{ config, ... }:
+
+let
+  fonts = config.modules.fonts;
+in
+{
+  modules.fonts.stacks.iosevka = {
+    monospace = fonts.monospace.iosevka-term;
+    sansSerif = fonts.sansSerif.iosevka-aile;
+    serif = fonts.sansSerif.iosevka-aile;
+    emoji = fonts.emoji.noto-color;
+  };
+}
diff --git a/modules/home/ghostty/font.nix b/modules/home/ghostty/font.nix
index 7f43a90a..150d097f 100644
--- a/modules/home/ghostty/font.nix
+++ b/modules/home/ghostty/font.nix
@@ -5,15 +5,15 @@
 }:
 
 let
-  font = config.fonts.monospace;
+  font = config.modules.fonts.stacks.current.monospace;
 in
 {
   font-family = font.name;
-  font-size = font.size config "ghostty";
-  font-style = font.normal;
-  font-style-bold = font.bold;
-  font-style-italic = font.italic;
-  font-style-bold-italic = font.bold_italic;
+  font-size = font.sizes "ghostty";
+  font-style = font.styles.normal;
+  font-style-bold = font.styles.bold;
+  font-style-italic = font.styles.italic;
+  font-style-bold-italic = font.styles.boldItalic;
 }
 // lib.optionalAttrs isDarwin {
   font-thicken = true;
diff --git a/modules/home/qutebrowser/default.nix b/modules/home/qutebrowser/default.nix
index c2a81993..a038563a 100644
--- a/modules/home/qutebrowser/default.nix
+++ b/modules/home/qutebrowser/default.nix
@@ -179,11 +179,11 @@ in
 
         fonts =
           let
-            font = config.fonts.sansSerif;
+            font = config.modules.fonts.stacks.current.sansSerif;
           in
           {
             default_family = font.name;
-            default_size = toString (font.size config "qutebrowser") + "pt";
+            default_size = toString (font.sizes "qutebrowser") + "pt";
           };
 
         hints = {
diff --git a/modules/home/zathura/default.nix b/modules/home/zathura/default.nix
index 77a3575b..aa6d9829 100644
--- a/modules/home/zathura/default.nix
+++ b/modules/home/zathura/default.nix
@@ -32,8 +32,8 @@ in
 
         font =
           let
-            font = config.fonts.serif;
-            size = toString (font.size config "zathura");
+            font = config.modules.fonts.stacks.current.serif;
+            size = toString (font.sizes "zathura");
           in
           "${font.name} ${size}";
 
diff --git a/modules/home/zed/settings.nix b/modules/home/zed/settings.nix
index f8c188d6..28c71b6f 100644
--- a/modules/home/zed/settings.nix
+++ b/modules/home/zed/settings.nix
@@ -5,14 +5,14 @@
 }:
 
 let
-  bufferFont = config.fonts.monospace;
+  bufferFont = config.modules.fonts.stacks.current.monospace;
   preferredLineLength = 80;
 in
 {
   auto_update = false;
   autosave = "on_focus_change";
   buffer_font_family = bufferFont.name;
-  buffer_font_size = bufferFont.size config "zed";
+  buffer_font_size = bufferFont.sizes "zed";
   current_line_highlight = "none";
   cursor_blink = false;
   diagnostics.inline.enabled = true;