/* ============================================================
   VIPASSANA — Animations
   ============================================================ */

/* --- Hero background slow zoom --- */
@keyframes heroZoom {
  from { transform: scale(1.0); }
  to   { transform: scale(1.08); }
}

/* --- Dharma wheel spin --- */
@keyframes wheelSpin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}
.wheel-spin {
  animation: wheelSpin 60s linear infinite;
}

/* --- Gentle float (particles, orbs) --- */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-12px); }
}
.float-anim { animation: float 6s ease-in-out infinite; }
.float-anim-slow { animation: float 9s ease-in-out infinite; }

/* --- Gold shimmer on text --- */
@keyframes shimmer {
  0%   { background-position: -200% center; }
  100% { background-position: 200% center; }
}
.text-shimmer {
  background: linear-gradient(
    90deg,
    var(--gold-dim) 0%,
    var(--gold) 40%,
    #E8D08A 50%,
    var(--gold) 60%,
    var(--gold-dim) 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  animation: shimmer 4s linear infinite;
}

/* --- Fade in up (scroll reveal base) --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* --- Fade in (no movement) --- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* --- Scale in --- */
@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.94);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* --- Slide in left --- */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* --- Slide in right --- */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* --- Reveal classes (applied by IntersectionObserver) --- */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.95);
  transition: opacity 0.75s ease, transform 0.75s ease;
}
.reveal-scale.visible {
  opacity: 1;
  transform: scale(1);
}

/* Staggered children */
.stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.stagger.visible > *:nth-child(1) { opacity: 1; transform: none; transition-delay: 0s; }
.stagger.visible > *:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.12s; }
.stagger.visible > *:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.24s; }
.stagger.visible > *:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.36s; }
.stagger.visible > *:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.48s; }

/* Timeline item stagger */
.timeline-stagger .timeline-item {
  opacity: 0;
  transform: translateX(-20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.timeline-stagger.visible .timeline-item:nth-child(1) { opacity: 1; transform: none; transition-delay: 0s; }
.timeline-stagger.visible .timeline-item:nth-child(2) { opacity: 1; transform: none; transition-delay: 0.08s; }
.timeline-stagger.visible .timeline-item:nth-child(3) { opacity: 1; transform: none; transition-delay: 0.16s; }
.timeline-stagger.visible .timeline-item:nth-child(4) { opacity: 1; transform: none; transition-delay: 0.24s; }
.timeline-stagger.visible .timeline-item:nth-child(5) { opacity: 1; transform: none; transition-delay: 0.32s; }
.timeline-stagger.visible .timeline-item:nth-child(6) { opacity: 1; transform: none; transition-delay: 0.40s; }
.timeline-stagger.visible .timeline-item:nth-child(7) { opacity: 1; transform: none; transition-delay: 0.48s; }
.timeline-stagger.visible .timeline-item:nth-child(8) { opacity: 1; transform: none; transition-delay: 0.56s; }
.timeline-stagger.visible .timeline-item:nth-child(9) { opacity: 1; transform: none; transition-delay: 0.64s; }
.timeline-stagger.visible .timeline-item:nth-child(10) { opacity: 1; transform: none; transition-delay: 0.72s; }
.timeline-stagger.visible .timeline-item:nth-child(11) { opacity: 1; transform: none; transition-delay: 0.80s; }
.timeline-stagger.visible .timeline-item:nth-child(12) { opacity: 1; transform: none; transition-delay: 0.88s; }

/* --- Nav hamburger animation --- */
.nav-hamburger.open span:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}
.nav-hamburger.open span:nth-child(2) {
  opacity: 0;
}
.nav-hamburger.open span:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --- Pulse (for CTAs) --- */
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(198,165,92,0); }
  50%       { box-shadow: 0 0 0 8px rgba(198,165,92,0.15); }
}
.btn-pulse { animation: pulse 3s ease-in-out infinite; }

/* --- Line draw (gold divider) --- */
@keyframes lineDraw {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}
.gold-divider.reveal.visible {
  transform: none;
  animation: lineDraw 0.9s ease forwards;
  transform-origin: center;
}

/* --- Hero content entrance (on page load) --- */
.hero-content > * {
  animation: fadeInUp 1.1s ease both;
}
.hero-content > *:nth-child(1) { animation-delay: 0.3s; }
.hero-content > *:nth-child(2) { animation-delay: 0.55s; }
.hero-content > *:nth-child(3) { animation-delay: 0.75s; }
.hero-content > *:nth-child(4) { animation-delay: 0.90s; }

/* Page hero entrance */
.page-hero-content > * {
  animation: fadeInUp 1s ease both;
}
.page-hero-content > *:nth-child(1) { animation-delay: 0.2s; }
.page-hero-content > *:nth-child(2) { animation-delay: 0.4s; }
.page-hero-content > *:nth-child(3) { animation-delay: 0.6s; }