// Toggle the navigation menu and theme
document.addEventListener('DOMContentLoaded', function() {
  var menuToggle = document.getElementById('menu-toggle');
  var mainNav = document.getElementById('main-nav');
  var themeToggle = document.getElementById('theme-toggle');
  var body = document.body;

  // Menu toggle functionality
  menuToggle.addEventListener('click', function() {
    mainNav.classList.toggle('open');
  });

  // Theme toggle functionality
  themeToggle.addEventListener('click', function() {
    // Toggle between 'light' and 'dark' themes
    var currentTheme = body.getAttribute('data-theme') || 'light';
    var newTheme = currentTheme === 'dark' ? 'light' : 'dark';
    body.setAttribute('data-theme', newTheme);
    localStorage.setItem('theme', newTheme);
  });

  // On page load, set the theme from localStorage or system preference
  var storedTheme = localStorage.getItem('theme');
  if (storedTheme) {
    body.setAttribute('data-theme', storedTheme);
  } else {
    // Detect system preference
    var prefersDarkScheme = window.matchMedia('(prefers-color-scheme: dark)').matches;
    var defaultTheme = prefersDarkScheme ? 'dark' : 'light';
    body.setAttribute('data-theme', defaultTheme);
  }

  // Listen for changes in the system color scheme
  window.matchMedia('(prefers-color-scheme: dark)').addEventListener('change', function(e) {
    var storedTheme = localStorage.getItem('theme');
    if (!storedTheme) {
      var newColorScheme = e.matches ? 'dark' : 'light';
      body.setAttribute('data-theme', newColorScheme);
    }
  });
});