/* =========================================================
   CDVR Web — Animations & Micro-interactions
   ========================================================= */

/* Scroll Reveal Classes */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.15s;
}

.reveal-delay-2 {
  transition-delay: 0.3s;
}

.reveal-delay-3 {
  transition-delay: 0.45s;
}

/* Shimmer on Gold Buttons */
@keyframes goldShimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

.btn-shimmer {
  background-size: 200% auto;
  transition: all 0.3s ease;
}

.btn-shimmer:hover {
  animation: goldShimmer 2.5s infinite linear;
}

/* Floating animation */
@keyframes floatGentle {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
  }
}

.float-gentle {
  animation: floatGentle 5s ease-in-out infinite;
}

/* Pulse on Badge */
@keyframes pulseSubtle {
  0%, 100% {
    transform: scale(1);
    opacity: 1;
  }
  50% {
    transform: scale(1.04);
    opacity: 0.85;
  }
}

.pulse-badge {
  animation: pulseSubtle 3s infinite ease-in-out;
}

/* Back to Top Button */
.back-to-top-btn {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--gold-gradient);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(217, 119, 6, 0.35);
  cursor: pointer;
  z-index: 999;
  opacity: 0;
  visibility: hidden;
  transform: translateY(15px);
  transition: all 0.3s ease;
}

.back-to-top-btn.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top-btn:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(217, 119, 6, 0.5);
}