document.addEventListener('DOMContentLoaded', function() {
    // Theme switcher functionality
    const themeToggle = document.getElementById('theme-toggle');
    if (themeToggle) {
        themeToggle.addEventListener('click', function() {
            document.documentElement.classList.toggle('dark');
            localStorage.setItem('darkMode', document.documentElement.classList.contains('dark'));
        });
    }

    // Initialize dark mode from localStorage
    if (localStorage.getItem('darkMode') === 'true') {
        document.documentElement.classList.add('dark');
    }

    // Form validation example
    const formInputs = document.querySelectorAll('input, select, textarea');
    formInputs.forEach(input => {
        input.addEventListener('focus', function() {
            this.parentElement.classList.add('ring-1', 'ring-primary-500');
        });
        input.addEventListener('blur', function() {
            this.parentElement.classList.remove('ring-1', 'ring-primary-500');
        });
    });
});