.zp-floating-top {
  position: fixed;
  left: var(--inline-pad);
  bottom: calc(var(--inline-pad) + env(safe-area-inset-bottom, 0px));
  z-index: 950;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(3rem, 8vw, 3.25rem);
  height: clamp(3rem, 8vw, 3.25rem);
  padding: 0;
  border: 0;
  border-radius: var(--radius-arrow);
  background: var(--color-blue);
  color: var(--color-white);
  box-shadow: var(--shadow);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transform: translateY(0.5rem);
  transition:
    opacity var(--transition),
    visibility var(--transition),
    transform var(--transition),
    background var(--transition);
}

.zp-floating-top.is-visible {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateY(0);
}

.zp-floating-top:hover {
  background: var(--color-red);
}

.zp-floating-top:focus-visible {
  outline: 2px solid var(--color-gold);
  outline-offset: 2px;
}

.zp-floating-top__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 1.375rem;
  height: 1.375rem;
}

.zp-floating-top__icon svg {
  width: 100%;
  height: 100%;
  display: block;
}

@media (prefers-reduced-motion: reduce) {
  .zp-floating-top {
    transition: none;
    transform: none;
  }
}