function checkAge() {
    let age = document.getElementById("ageInput").value;

    if (age >= 18) {
        document.getElementById("result").innerHTML = "✅ You are eligible to vote";
    } else if (age > 0) {
        document.getElementById("result").innerHTML = "❌ You are not eligible";
    } else {
        document.getElementById("result").innerHTML = "⚠️ Please enter a valid age";
    }
}