/* ============================================
   FUNERÁRIA ARCANJOS — Animations
   Keyframes, Scroll Reveals, Transitions
   ============================================ */

/* === Scroll Reveal Classes === */

.reveal {
  opacity: 0;
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
  will-change: opacity, transform;
}

.reveal--up {
  transform: translateY(30px);
}

.reveal--left {
  transform: translateX(-30px);
}

.reveal--right {
  transform: translateX(30px);
}

.reveal--scale {
  transform: scale(0.95);
}

.reveal.visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* Staggered children */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 0.1s; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 0.15s; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 0.2s; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 0.25s; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 0.3s; }
.reveal-stagger.visible > *:nth-child(7) { transition-delay: 0.35s; }
.reveal-stagger.visible > *:nth-child(8) { transition-delay: 0.4s; }

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

/* === Gold Line Draw === */

.line-draw {
  position: relative;
  display: inline-block;
}

.line-draw::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gold);
  transition: width 0.8s ease-out;
}

.line-draw.visible::after {
  width: 100%;
}

/* === Parallax === */

.parallax-bg {
  will-change: transform;
  transition: transform 0.1s linear;
}

/* === Glassmorphism Reveal === */

.glass-reveal {
  opacity: 0;
  backdrop-filter: blur(0px);
  -webkit-backdrop-filter: blur(0px);
  transition: all 1s ease-out;
}

.glass-reveal.visible {
  opacity: 1;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* === Image Reveal === */

.img-reveal {
  position: relative;
  overflow: hidden;
}

.img-reveal::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--cream);
  z-index: 1;
  transform-origin: left;
  transition: transform 0.8s ease-out;
}

.img-reveal.visible::before {
  transform: scaleX(0);
  transform-origin: right;
}

/* === Float Animation === */

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

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

/* === Fade In === */

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* === Slide Up === */

@keyframes slideUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Glow Pulse === */

@keyframes glowPulse {
  0%, 100% {
    box-shadow: 0 0 0 0 var(--gold-glow);
  }
  50% {
    box-shadow: 0 0 0 12px transparent;
  }
}

.glow-pulse {
  animation: glowPulse 2.5s infinite;
}

/* === Spin (Loading) === */

@keyframes spin {
  to { transform: rotate(360deg); }
}

.spin {
  animation: spin 1s linear infinite;
}

/* === Counter/Number Reveal === */

.count-up {
  font-variant-numeric: tabular-nums;
}

/* === Hero Content Entrance === */

.hero-entrance > * {
  animation: slideUp 0.8s ease-out both;
}

.hero-entrance > *:nth-child(1) { animation-delay: 0.2s; }
.hero-entrance > *:nth-child(2) { animation-delay: 0.4s; }
.hero-entrance > *:nth-child(3) { animation-delay: 0.6s; }
.hero-entrance > *:nth-child(4) { animation-delay: 0.8s; }

/* === Diagonal Stripe Pattern === */

.stripe-bg {
  background: repeating-linear-gradient(
    -45deg,
    var(--warm-bg),
    var(--warm-bg) 4px,
    var(--cream) 4px,
    var(--cream) 8px
  );
}