.tecnomath-ad-slot {
  width: 100%;
  max-width: 100%;
  min-height: 90px;
  margin: 18px auto;
  padding: 10px;
  display: grid;
  place-items: center;
  overflow: hidden;
  contain: layout paint;
  box-sizing: border-box;
}

.tecnomath-ad-slot[hidden] { display: none !important; }

.tecnomath-ad-slot::before {
  content: 'Publicidad';
  font: 600 10px/1.2 system-ui, sans-serif;
  letter-spacing: .04em;
  opacity: .58;
}

@media (max-width: 640px) {
  .tecnomath-ad-slot {
    min-height: 72px;
    margin: 14px auto;
    padding: 8px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .tecnomath-ad-slot { scroll-behavior: auto; }
}