// Theme toggle functionality
document.addEventListener('DOMContentLoaded', () => {
    // Check for saved theme preference
    if (localStorage.getItem('darkMode') === 'false') {
        document.documentElement.classList.remove('dark');
    }

    // Initialize tooltips
    const tooltipTriggerList = [].slice.call(document.querySelectorAll('[data-bs-toggle="tooltip"]'));
    tooltipTriggerList.map(function (tooltipTriggerEl) {
        return new bootstrap.Tooltip(tooltipTriggerEl);
    });
});

// Simple form validation example
function validateForm(form) {
    const inputs = form.querySelectorAll('input[required], textarea[required]');
    let isValid = true;
    
    inputs.forEach(input => {
        if (!input.value.trim()) {
            input.classList.add('border-red-500');
            isValid = false;
        } else {
            input.classList.remove('border-red-500');
        }
    });
    
    return isValid;
}