ℹ️ How splitting works:
• Check boxes to select who shares this expense
• Expenses are split based on each person's weight
• Weight 2 = pays double (e.g., couples)

💡 How it works:
• Enter friend's 10-digit mobile number
• If registered, they'll be added instantly
• If not, invite them via WhatsApp

💡 Share this trip with friends:
• They can see all expenses and balances
• Everyone stays in sync
• They need to be registered first