/* ============================================
   ANIMATIONS & TRANSITIONS
   ============================================ */

/* --- Scroll Reveal --- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

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

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* --- Hero Stagger --- */
.hero-fade {
  opacity: 0;
  transform: translateY(30px);
  animation: heroFadeUp 0.8s var(--ease-out) forwards;
}

.hero-fade:nth-child(1) { animation-delay: 0.3s; }
.hero-fade:nth-child(2) { animation-delay: 0.5s; }
.hero-fade:nth-child(3) { animation-delay: 0.7s; }
.hero-fade:nth-child(4) { animation-delay: 0.9s; }
.hero-fade:nth-child(5) { animation-delay: 1.0s; }

@keyframes heroFadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Scroll Indicator Pulse --- */
@keyframes scrollPulse {
  0%, 100% { opacity: 0.4; transform: translateY(0); }
  50% { opacity: 1; transform: translateY(6px); }
}

.scroll-indicator {
  animation: scrollPulse 2.5s ease-in-out infinite;
}

/* --- Button Hover Slide --- */
.btn-primary {
  position: relative;
  overflow: hidden;
  z-index: 1;
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gold-light);
  transform: translateX(-101%);
  transition: transform 0.4s var(--ease-out);
  z-index: -1;
}

.btn-primary:hover::before {
  transform: translateX(0);
}

/* --- FAQ Toggle --- */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease-out), padding 0.3s var(--ease-out);
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-toggle {
  transition: transform 0.3s var(--ease-out);
}

.faq-item.active .faq-toggle {
  transform: rotate(45deg);
}

/* --- Card Hover Lift --- */
.card-lift {
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card-lift:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card-hover);
}

/* --- Nav Transition --- */
.nav {
  transition: background-color 0.3s ease, padding 0.3s ease, box-shadow 0.3s ease;
}

/* --- Mobile Menu --- */
.mobile-overlay {
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.4s var(--ease-out), visibility 0.4s;
}

.mobile-overlay.open {
  opacity: 1;
  visibility: visible;
}

.mobile-overlay .mobile-nav-link {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
}

.mobile-overlay.open .mobile-nav-link {
  opacity: 1;
  transform: translateY(0);
}

.mobile-overlay.open .mobile-nav-link:nth-child(1) { transition-delay: 0.1s; }
.mobile-overlay.open .mobile-nav-link:nth-child(2) { transition-delay: 0.15s; }
.mobile-overlay.open .mobile-nav-link:nth-child(3) { transition-delay: 0.2s; }
.mobile-overlay.open .mobile-nav-link:nth-child(4) { transition-delay: 0.25s; }
.mobile-overlay.open .mobile-nav-link:nth-child(5) { transition-delay: 0.3s; }
.mobile-overlay.open .mobile-nav-link:nth-child(6) { transition-delay: 0.35s; }

/* --- Mobile Sticky CTA --- */
.sticky-cta {
  transform: translateY(100%);
  transition: transform 0.4s var(--ease-out);
}

.sticky-cta.visible {
  transform: translateY(0);
}