// Mobile nav toggle
const toggle = document.querySelector('.nav-toggle');
const links = document.querySelector('#nav-links');
if (toggle && links){
  toggle.addEventListener('click', () => {
    const isOpen = links.classList.toggle('open');
    toggle.setAttribute('aria-expanded', String(isOpen));
  });
}

// Smooth scroll for internal anchors
for (const a of document.querySelectorAll('a[href^="#"]')){
  a.addEventListener('click', (e) => {
    const id = a.getAttribute('href');
    const el = document.querySelector(id);
    if (el){
      e.preventDefault();
      el.scrollIntoView({ behavior: 'smooth', block: 'start' });
      if (links && links.classList.contains('open')) links.classList.remove('open');
    }
  });
}

// Set current year
const y = document.getElementById('year');
if (y) y.textContent = new Date().getFullYear();