.page-top-button {
  position: fixed;
  right: 1rem;
  bottom: 1rem;
  z-index: 1000;
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  border: 1px solid rgba(192,144,80,0.45);
  border-radius: 999px;
  background: rgba(56,38,24,0.92);
  color: #f2dfc2;
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  box-shadow: 0 12px 28px rgba(0,0,0,0.24);
  opacity: 0;
  transform: translateY(0.5rem);
  pointer-events: none;
  transition: opacity 0.2s, transform 0.2s, border-color 0.2s;
}
.page-top-button.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}
.page-top-button:hover {
  border-color: rgba(232,212,176,0.75);
}
.product-type-badge {
  display: inline-block;
  margin: 0 0 1rem;
  padding: 0.28rem 0.85rem;
  border-radius: 999px;
  border: 1px solid rgba(122,96,64,0.24);
  background: #4c3424;
  color: #f1dfbe;
  font-size: 0.68rem;
  letter-spacing: 0.1em;
}
.product-type-badge-original {
  background: #6b3f47;
  border-color: rgba(107,63,71,0.35);
}
@media (max-width: 600px) {
  .page-top-button {
    right: 0.85rem;
    bottom: 0.85rem;
    width: 2.8rem;
    height: 2.8rem;
  }
}