JetWoo Overlay-Link barrierefrei machen

add_action('wp_head', function(){
    // Fallback-Styles für SR-Text (falls Theme nix hat)
    ?>
    <style>
      .screen-reader-text{
        position:absolute !important; width:1px; height:1px; padding:0; margin:-1px;
        overflow:hidden; clip:rect(0,0,0,0); white-space:nowrap; border:0;
      }
      .screen-reader-text:focus{
        clip:auto; width:auto; height:auto; margin:0; padding:.5rem;
        position:static; white-space:normal; z-index:100000;
      }
    </style>
    <?php
}, 99);

add_action('wp_footer', function(){
    ?>
<script>
(function(){
  function patch(root){
    var nodes = root.querySelectorAll('a.jet-woo-product-overlay-link');
    if(!nodes.length) return;
    nodes.forEach(function(a){
      // Schon behoben? -> skip
      if(a.hasAttribute('aria-label') || a.getAttribute('aria-hidden') === 'true') return;

      // Produkt-Titel finden
      var card  = a.closest('.jet-woo-product, .jet-woo-products__item');
      var titleEl = card && (card.querySelector('.jet-woo-product-title a') || card.querySelector('.jet-woo-product-title'));
      var title = titleEl ? (titleEl.textContent || '').trim() : '';

      if(title){
        var txt = 'Produkt ansehen: ' + title;
        a.setAttribute('aria-label', txt);

        // SR-Text einfügen, falls innen wirklich nichts steht
        if(!a.querySelector('.screen-reader-text') && !a.textContent.trim()){
          var sr = document.createElement('span');
          sr.className = 'screen-reader-text';
          sr.textContent = txt;
          a.appendChild(sr);
        }
      } else {
        // Fallback: aus A11y-Baum nehmen, damit kein "Empty link"
        a.setAttribute('aria-hidden','true');
        a.setAttribute('tabindex','-1');
      }
    });
  }

  // Initial
  document.readyState === 'loading'
    ? document.addEventListener('DOMContentLoaded', function(){ patch(document); })
    : patch(document);

  // Re-Applikation bei AJAX/Lazy Load (Elementor/JetWoo lädt gern nach)
  var mo = new MutationObserver(function(muts){
    muts.forEach(function(m){
      m.addedNodes.forEach(function(n){ if(n.nodeType === 1) patch(n); });
    });
  });
  mo.observe(document.documentElement, {childList:true, subtree:true});
})();
</script>
    <?php
}, 99);