document.addEventListener("DOMContentLoaded", () => {
  const currentYear = document.getElementById("currentYear");
  if (currentYear) {
    currentYear.textContent = String(new Date().getFullYear());
  }

  const navbar = document.getElementById("mainNav");
  if (!navbar) {
    return;
  }

  const collapseElement = navbar.querySelector(".navbar-collapse");
  const navLinks = navbar.querySelectorAll(".nav-link");
  const collapse = collapseElement ? bootstrap.Collapse.getOrCreateInstance(collapseElement, { toggle: false }) : null;

  navLinks.forEach((link) => {
    link.addEventListener("click", () => {
      if (window.innerWidth < 992 && collapse) {
        collapse.hide();
      }
    });
  });
});