.pv-backToTop{
  position: fixed;
  right: 20px;
  bottom: 20px;
  width: 52px;
  height: 52px;
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: 999px;
  background:
    linear-gradient(180deg, rgba(255,255,255,0.05), rgba(255,255,255,0.015)),
    rgba(11,13,17,0.88);
  color: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 1100;
  box-shadow:
    0 12px 28px rgba(0,0,0,0.28),
    0 0 0 1px rgba(255,180,84,0.04) inset;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  transition:
    opacity .18s ease,
    transform .18s ease,
    border-color .18s ease,
    background .18s ease,
    box-shadow .18s ease;
  opacity: 0;
  transform: translateY(8px);
  pointer-events: none;
}

.pv-backToTop[hidden]{
  display: none !important;
}

.pv-backToTop.is-visible{
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.pv-backToTop:hover{
  border-color: rgba(255,138,0,0.34);
  background:
    linear-gradient(180deg, rgba(255,255,255,0.07), rgba(255,255,255,0.02)),
    rgba(14,16,21,0.94);
  box-shadow:
    0 16px 34px rgba(0,0,0,0.34),
    0 0 18px rgba(255,138,0,0.14);
}

.pv-backToTop:active{
  transform: translateY(1px);
}

.pv-backToTop:focus-visible{
  outline: none;
  border-color: rgba(255,138,0,0.42);
  box-shadow:
    0 0 0 4px rgba(255,138,0,0.12),
    0 16px 34px rgba(0,0,0,0.34);
}

.pv-backToTop__icon{
  display: inline-block;
  font-size: 20px;
  line-height: 1;
  font-weight: 800;
  transform: translateY(-1px);
}

@media (max-width: 760px){
  .pv-backToTop{
    right: 14px;
    bottom: 14px;
    width: 48px;
    height: 48px;
  }

  .pv-backToTop__icon{
    font-size: 18px;
  }
}

@media (prefers-reduced-motion: reduce){
  .pv-backToTop{
    transition: none;
  }
}