"""Extra UI fixes: tiktok-right position, kill duplicate slides, progress toast."""
EXTRA_FIX = r"""
<script>
(function(){
  // Fix tiktok-right buttons position
  var rightBtns = document.querySelectorAll('.tiktok-right');
  rightBtns.forEach(function(el){ el.style.bottom = '100px'; });
  // Kill duplicate slides
  var slides = document.querySelectorAll('.tiktok-slide');
  var seen = new Set();
  slides.forEach(function(s){
    var v = s.getAttribute('data-vid') || s.getAttribute('data-src');
    if(v && seen.has(v)){ s.remove(); } else if(v){ seen.add(v); }
  });
})();
</script>
"""