docs: formatting and language tweaks

Tweak some minor formatting and wording in the initial README document.

README.md

@@ -1,10 +1,12 @@
-# Keychron Q5 Max (QMK/VIA) Default Shortcuts
+# Default Fn Shortcuts
 
 The Keychron Q5 Max uses a "Layer" system. By default:
+
 - **Layer 0/1:** Mac Mode (Toggle switch on the back)
 - **Layer 2/3:** Windows/Linux Mode (Toggle switch on the back)
 
 ## 🔋 Battery & Connectivity
+
 | Shortcut | Action | Description |
 | :--- | :--- | :--- |
 | `Fn` + `B` | **Battery Status** | Backlight indicates charge (Green/Blue/Red). |
@@ -15,6 +17,7 @@ The Keychron Q5 Max uses a "Layer" system. By default:
 | `Fn` + `J` + `Z` | **Factory Reset** | Hold for 3 seconds to wipe EEPROM and reset. |
 
 ## 💡 RGB Lighting Controls
+
 | Shortcut | Action | Description |
 | :--- | :--- | :--- |
 | `Fn` + `Q` | **Next Effect** | Cycle through RGB animation modes. |
@@ -29,6 +32,7 @@ The Keychron Q5 Max uses a "Layer" system. By default:
 | `Fn` + `G` | **Effect Speed Down** | Decrease animation frequency. |
 
 ## 🛠 Function & System Keys
+
 | Shortcut | Action | Description |
 | :--- | :--- | :--- |
 | `Fn` + `X` + `L` | **Function Toggle** | Switch between F1-F12 and Media keys (top row). |
@@ -39,4 +43,5 @@ The Keychron Q5 Max uses a "Layer" system. By default:
 | `Fn` + `P` | **Pause/Break** | Standard Pause key. |
 
 ---
-*Note: Since you build from source, you can re-map these in your `keymap.c` or via the VIA/Vial web interface.*
+*Note: Default shortcuts may be remapped in `keymap.c` or
+through the VIA/Vial web interface.