Touch & drag LEFT half of screen: Move (stick appears where you touch)
Touch & drag RIGHT half of screen: Aim / look around
⚒️ Attack/Mine | 🧱 Build | ↑ Jump
Crouch / Sprint + 🎒 Inventory bottom-left
Tap hotbar slot to select block
⚠️ iOS: If the keyboard appears from the side in landscape, this is an iOS bug — dismiss it and tap again.