.openx-backToTop {
  position: fixed;
  right: max(22px, env(safe-area-inset-right));
  bottom: calc(28px + env(safe-area-inset-bottom));
  z-index: 80;
  width: 52px;
  height: 52px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 16px;
  background:
    linear-gradient(135deg, rgba(249, 115, 22, 0.94), rgba(15, 43, 71, 0.98)),
    #0f2b47;
  color: #ffffff;
  box-shadow: 0 18px 42px rgba(15, 43, 71, 0.28), 0 8px 18px rgba(249, 115, 22, 0.22);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translate3d(0, 12px, 0) scale(0.92);
  transition: opacity 180ms ease, transform 180ms ease, visibility 180ms ease, box-shadow 180ms ease;
  -webkit-tap-highlight-color: transparent;
}

.openx-backToTop::before {
  content: "";
  width: 14px;
  height: 14px;
  border-top: 3px solid currentColor;
  border-left: 3px solid currentColor;
  transform: translateY(3px) rotate(45deg);
}

.openx-backToTop.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translate3d(0, 0, 0) scale(1);
}

.openx-backToTop.is-gdpr-visible {
  bottom: calc(310px + env(safe-area-inset-bottom));
}

.openx-backToTop:hover {
  transform: translate3d(0, -2px, 0) scale(1.02);
  box-shadow: 0 22px 50px rgba(15, 43, 71, 0.34), 0 10px 22px rgba(249, 115, 22, 0.28);
}

.openx-backToTop:focus-visible {
  outline: 3px solid rgba(249, 115, 22, 0.34);
  outline-offset: 4px;
}

@media (max-width: 760px) {
  .openx-backToTop {
    right: calc(16px + env(safe-area-inset-right));
    bottom: calc(92px + env(safe-area-inset-bottom));
    width: 48px;
    height: 48px;
    border-radius: 14px;
  }

  .openx-backToTop.is-gdpr-visible {
    bottom: min(52dvh, calc(430px + env(safe-area-inset-bottom)));
  }
}

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