diff --git a/hosts/poppy/system.nix b/hosts/poppy/system.nix
index e69de29..251d330 100644
--- a/hosts/poppy/system.nix
+++ b/hosts/poppy/system.nix
@@ -0,0 +1,151 @@
+{ pkgs, ... }: {
+  system.defaults = {
+    NSGlobalDomain = {
+      AppleInterfaceStyle = "Dark";
+      AppleMenuBarVisibleInFullscreen = true;
+      AppleMiniaturizeOnDoubleClick = false;
+      NSAutomaticCapitalizationEnabled = true;
+      NSAutomaticPeriodSubstitutionEnabled = true;
+      NSAutomaticQuoteSubstitutionEnabled = true;
+    };
+
+    CustomUserPreferences = {
+      "com.apple.HIToolbox" = {
+        AppleEnabledInputSources = [
+          {
+            InputSourceKind = "Keyboard Layout";
+            "KeyboardLayout ID" = 0;
+            "KeyboardLayout Name" = "U.S.";
+          }
+          {
+            "Bundle ID" = "com.apple.CharacterPaletteIM";
+            InputSourceKind = "Non Keyboard Input Method";
+          }
+          {
+            InputSourceKind = "Keyboard Layout";
+            "KeyboardLayout ID" = 19456;
+            "KeyboardLayout Name" = "Russian";
+          }
+        ];
+        AppleSelectedInputSources = [
+          {
+            InputSourceKind = "Keyboard Layout";
+            "KeyboardLayout ID" = 0;
+            "KeyboardLayout Name" = "U.S.";
+          }
+        ];
+      };
+
+      "com.apple.symbolichotkeys".AppleSymbolicHotKeys = {
+        "28" = {
+          enabled = 1;
+          value = {
+            type = "standard";
+            parameters = [ 51 20 1441792 ];
+          };
+        };
+        "29" = {
+          enabled = 1;
+          value = {
+            type = "standard";
+            parameters = [ 51 20 1179648 ];
+          };
+        };
+        "30" = {
+          enabled = 1;
+          value = {
+            type = "standard";
+            parameters = [ 52 21 1441792 ];
+          };
+        };
+        "31" = {
+          enabled = 1;
+          value = {
+            type = "standard";
+            parameters = [ 52 21 1179648 ];
+          };
+        };
+      };
+    };
+
+    controlcenter = {
+      BatteryShowPercentage = true;
+    };
+
+    trackpad = {
+      # Clicking
+      Clicking = true;
+      TrackpadRightClick = true;
+      TrackpadThreeFingerDrag = false;
+      TrackpadHandResting = true;
+      DragLock = false;
+      Dragging = false;
+
+      # Scroll
+      TrackpadScroll = true;
+      TrackpadHorizScroll = true;
+      TrackpadMomentumScroll = true;
+
+      # Gestures
+      TrackpadPinch = true;
+      TrackpadRotate = true;
+      TrackpadThreeFingerTapGesture = 0;
+      TrackpadTwoFingerDoubleTapGesture = 1;
+      TrackpadTwoFingerFromRightEdgeSwipeGesture = 3;
+      TrackpadThreeFingerVertSwipeGesture = 2;
+      TrackpadFourFingerHorizSwipeGesture = 2;
+      TrackpadFourFingerVertSwipeGesture = 0;
+      TrackpadFourFingerPinchGesture = 2;
+      TrackpadFiveFingerPinchGesture = 2;
+    };
+
+    finder = {
+      AppleShowAllExtensions = true;
+      ShowPathbar = true;
+      ShowStatusBar = true;
+      FXPreferredViewStyle = "clmv";
+      FXPreferredGroupBy = "Date Modified";
+      NewWindowTarget = "Home";
+      ShowExternalHardDrivesOnDesktop = false;
+      ShowHardDrivesOnDesktop = false;
+      FXEnableExtensionChangeWarning = false;
+      _FXShowPosixPathInTitle = true;
+    };
+
+    dock = {
+      tilesize = 48;
+      largesize = 64;
+      magnification = true;
+      orientation = "bottom";
+      mineffect = "scale";
+      autohide = true;
+      autohide-time-modifier = 0.8;
+      show-recents = false;
+      show-process-indicators = true;
+      static-only = false;
+      wvous-tl-corner = 1;
+      wvous-tr-corner = 4;
+      wvous-bl-corner = 1;
+      wvous-br-corner = 1;
+      persistent-apps = [
+        "/System/Applications/System Settings.app"
+        "/Applications/Google Chrome.app"
+        "/System/Applications/Mail.app"
+        "/Applications/Telegram.app"
+        "/System/Applications/Calendar.app"
+        "/Applications/Obsidian.app"
+        "/Applications/VSCodium.app"
+        "/Users/michaotic/Applications/Home Manager Apps/kitty.app"
+        "/System/Applications/Books.app"
+        "/System/Applications/QuickTime Player.app"
+      ];
+    };
+  };
+
+  system.activationScripts.postActivation.text = ''
+    echo "Restarting Dock..."
+    sudo -u michaotic /usr/bin/killall Dock
+  '';
+
+  security.pam.services.sudo_local.touchIdAuth = true;
+}