/* ==========================================================================
   Back to top button
   ========================================================================== */

#backToTop {
  border-radius: 999px;
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 40;
  width: 3rem;
  height: 3rem;
  background: var(--color-navy);
  color: var(--color-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  border: 1px solid rgba(200, 155, 60, 0.3);
  cursor: pointer;
  transition:
    border-color 0.3s ease,
    box-shadow 0.3s ease,
    color 0.3s ease,
    opacity 0.4s ease,
    transform 0.4s ease;
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}
#backToTop:hover {
  border-color: var(--color-gold);
  box-shadow: var(--shadow-premium-hover);
  color: var(--color-gold-light);
}
#backToTop.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}