.workshop-menu-wrapper {
  flex: 0 0 auto;            /* don't shrink */
  display: flex;
  align-items: center;
  margin-right: 10px;        /* spacing between items */
}

.workshop-menu {
    display: grid;
    grid-template-columns: 1fr auto auto;
    align-items: center;
    gap: 0.75rem;
  }

  .workshop-menu > div:first-child {
    overflow-x: auto;
    scroll-behavior: smooth;
    display: flex;
    gap: 1rem;
  }

  .content_arrow {
    display: none;
    width: 2.5rem;
    height: 2.5rem;
    border-radius: 999px;
    border: none;
    background: #1b2335;
    color: #fff;
    cursor: pointer;
  }

  .content_shell:has(> div:nth-child(2) > .content_arrow--left)
               :has(> div:nth-child(3) > .content_arrow--right) .content_arrow {
    display: inline-flex;
    align-items: center;
    justify-content: center;
  }

  .content_arrow:disabled {
    opacity: 0.4;
    cursor: default;
  }

document.addEventListener('DOMContentLoaded', function() {
  const menu = document.querySelector('.workshop-menu');
  if (!menu) return;
  
  const templateItem = menu.querySelector('.workshop-menu-item');
  
  // Clear existing menu items (but keep template for cloning if it exists)
  const allMenuItems = menu.querySelectorAll('.workshop-menu-item');
  const allWrappers = menu.querySelectorAll('.workshop-menu-wrapper');
  
  // Remove all wrappers first
  allWrappers.forEach(wrapper => wrapper.remove());
  
  // Remove all menu items that aren't wrapped
  allMenuItems.forEach(item => {
    if (item.parentElement === menu) {
      item.remove();
    }
  });
  
  const stateContainer = document.querySelector('.workshopstate-list');
  const stateTitles = document.querySelectorAll('.workshopstate-list .workshop-state-title');
  
  // Check if menu is scrollable and adjust CSS accordingly
  function checkMenuScrollability() {
    const isScrollable = menu.scrollWidth > menu.clientWidth;
    if (isScrollable) {
      menu.style.justifyContent = 'flex-start';
    } else {
      menu.style.justifyContent = ''; // Remove inline style to use default CSS
    }
  }

  stateTitles.forEach((titleEl, idx) => {
    const stateName = titleEl.textContent.trim();
    
    // Use existing ID or generate one
    let stateId = titleEl.id;
    if (!stateId) {
      stateId = stateName.toLowerCase()
        .replace(/\s+/g, '-')       
        .replace(/[^a-z0-9\-]/g, '');
      titleEl.id = stateId;
    }
    
    // Create wrapper
    const wrapper = document.createElement('div');
    wrapper.className = 'workshop-menu-wrapper';
    
    let menuItem;
    
    if (templateItem && idx === 0) {
      // Use the original template item for the first menu item
      menuItem = templateItem;
      wrapper.appendChild(menuItem);
    } else if (templateItem) {
      // Clone template for subsequent items
      menuItem = templateItem.cloneNode(true);
      wrapper.appendChild(menuItem);
    } else {
      // Create fresh item if no template exists
      menuItem = document.createElement('a');
      menuItem.className = 'workshop-menu-item';
      wrapper.appendChild(menuItem);
    }
    
    // Add wrapper to menu
    menu.appendChild(wrapper);
    
    // Update link and text
    menuItem.href = `#${stateId}`;
    menuItem.textContent = stateName;
    
    // Add custom scroll behavior
    menuItem.addEventListener('click', function(e) {
      e.preventDefault(); // prevent normal anchor jump
      const target = document.getElementById(stateId);
      if (target && stateContainer) {
        const containerRect = stateContainer.getBoundingClientRect();
        const targetRect = target.getBoundingClientRect();
        const scrollLeft = target.offsetLeft - stateContainer.offsetLeft;
        
        stateContainer.scrollTo({
          left: scrollLeft,
          behavior: 'smooth'
        });
      }
    });
  });
  
  // Check scrollability after all menu items are created
  checkMenuScrollability();
  
  // Optional: Re-check on window resize
  window.addEventListener('resize', checkMenuScrollability);
});

document.addEventListener('DOMContentLoaded', function() {
  const menu = document.querySelector('.workshop-menu');
  const menuItems = menu ? menu.querySelectorAll('.workshop-menu-item') : [];
  const stateContainer = document.querySelector('.workshopstate-list');
  const stateSections = document.querySelectorAll('.workshopstate-list .workshop-state-title');
  if (!menu || !stateContainer || stateSections.length === 0) return;
  
  function updateActiveStates() {
    const containerRect = stateContainer.getBoundingClientRect();
    const activeIds = [];
    const screenWidth = window.innerWidth;
    const pixelThreshold = screenWidth - 90;
    
    stateSections.forEach(section => {
      const sectionRect = section.getBoundingClientRect();
      // Calculate visible horizontal overlap
      const visibleLeft = Math.max(sectionRect.left, containerRect.left);
      const visibleRight = Math.min(sectionRect.right, containerRect.right);
      const visibleWidth = Math.max(0, visibleRight - visibleLeft);
      const sectionWidth = sectionRect.width;
      const visibilityRatio = visibleWidth / sectionWidth;
      
      if (visibilityRatio >= 0.5 || visibleWidth > pixelThreshold) { // must be at least 50% visible OR visible width > screen width - 90px
        activeIds.push(section.id);
      }
    });
    
    menuItems.forEach(item => {
      const targetId = item.getAttribute('href').replace('#', '');
      if (activeIds.includes(targetId)) {
        item.classList.add('active');
      } else {
        item.classList.remove('active');
      }
    });
  }
  
  stateContainer.addEventListener('scroll', updateActiveStates, { passive: true });
  updateActiveStates();
});