/* ============================================
   Scroll Animations & Transitions
   ============================================ */

/* Fade in from bottom on scroll */
.fade-in-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Staggered children animation */
.stagger-children > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease-out, transform 0.5s ease-out;
}

.stagger-children.visible > *:nth-child(1) { transition-delay: 0.1s; }
.stagger-children.visible > *:nth-child(2) { transition-delay: 0.2s; }
.stagger-children.visible > *:nth-child(3) { transition-delay: 0.3s; }
.stagger-children.visible > *:nth-child(4) { transition-delay: 0.4s; }

.stagger-children.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Floating animation for hero mockup */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.float-animation {
  animation: float 4s ease-in-out infinite;
}

/* Pulse for CTA badges */
@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 rgba(46, 170, 220, 0.4); }
  50% { box-shadow: 0 0 20px 4px rgba(46, 170, 220, 0.15); }
}

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

/* Gradient text shimmer */
@keyframes shimmer {
  0% { background-position: -200% center; }
  100% { background-position: 200% center; }
}

.shimmer-text {
  background: linear-gradient(90deg, #ffffff 0%, #2eaadc 50%, #ffffff 100%);
  background-size: 200% auto;
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: shimmer 4s linear infinite;
}

/* Step connector line animation */
@keyframes draw-line {
  from { width: 0; }
  to { width: 100%; }
}

.step-connector.visible::after {
  animation: draw-line 0.8s ease-out forwards;
}

/* Card hover lift */
.card-hover {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.card-hover:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.15);
}

/* Pricing toggle slide */
.toggle-slider {
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* FAQ accordion */
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease-out, padding 0.4s ease-out;
}

.faq-item.active .faq-answer {
  max-height: 300px;
}

.faq-icon {
  transition: transform 0.3s ease;
}

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

/* Theme cards hover */
.theme-card {
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.theme-card:hover {
  transform: scale(1.05);
}

/* Review carousel smooth scroll */
.reviews-track {
  scroll-behavior: smooth;
  -webkit-overflow-scrolling: touch;
}

/* Navbar scroll state */
.navbar {
  transition: background-color 0.3s ease, box-shadow 0.3s ease, backdrop-filter 0.3s ease;
}

.navbar.scrolled {
  background: rgba(26, 26, 46, 0.95);
  backdrop-filter: blur(12px);
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}