/* Produktové video – vzhled (responsivní) */
.product-video-card {
  margin-top: 40px;
  margin-bottom: 30px;
}
.product-video-title {
  margin: 0 0 10px;
  font-size: 18px;
  font-weight: 700;
}
.product-video-embed {
  position: relative;
  width: 100%;
  max-width: 100%;
  padding-bottom: 56.25%; /* 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 20px;
  background: #eee;
}
.product-video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* Mobilní jemné úpravy */
@media (max-width: 640px) {
  .product-video-card { margin-top: 24px; margin-bottom: 24px; }
  .product-video-title { font-size: 16px; }
  .product-video-embed { border-radius: 12px; }
}