diff --git a/FocusMode.lua b/FocusMode.lua
new file mode 100644
index 0000000..5becb03
--- /dev/null
+++ b/FocusMode.lua
@@ -0,0 +1,38 @@
+-- FocusMode.lua
+
+local obj = {}
+obj.isActive = false
+
+-- Load the native C-optimized window highlighting extension
+local hl = require("hs.window.highlight")
+
+-- Configure the native isolation overlay properties
+-- 78% black mask for deep workspace distraction isolation
+hl.ui.isolateColor = {0, 0, 0, 0.78}
+
+-- Start the background layout tracking engine loop natively
+hl.start()
+
+function obj.toggle()
+    -- Native switch to toggle isolate highlight state instantly
+    hl.toggleIsolate()
+    
+    obj.isActive = not obj.isActive
+    if obj.isActive then
+        hs.alert.show("Focus Mode Active", 1.5)
+    else
+        hs.alert.show("Focus Mode Disabled", 1.5)
+    end
+end
+
+-- Native Hotkey Binding (Maps to your global hyper + F layout configuration)
+if hyper then
+    hs.hotkey.bind(hyper, "F", function()
+        obj.toggle()
+    end)
+end
+
+-- Export module instance globally for our external Raycast script runner triggers
+FocusMode = obj
+
+return obj
\ No newline at end of file