/* ==========================================================================
   KEYFRAMES & BASIC ANIMATIONS
   ========================================================================== */

/* Fade In Up (para revelar elementos rolando) */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade In Down */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Fade In Left */
@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Fade In Right */
@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(40px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* Pulse Glow (para botões importantes) */
@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 0 0 rgba(200, 151, 58, 0.4);
  }
  70% {
    box-shadow: 0 0 0 15px rgba(200, 151, 58, 0);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(200, 151, 58, 0);
  }
}

/* Floating animation for subtle background elements or cards */
@keyframes floating {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
  100% {
    transform: translateY(0px);
  }
}

/* Shimmer Effect for image loading placeholders */
@keyframes shimmer {
  0% {
    background-position: -450px 0;
  }
  100% {
    background-position: 450px 0;
  }
}

/* ==========================================================================
   SCROLL REVEAL UTILITIES (USADO COM INTERSECTION OBSERVER)
   ========================================================================== */
.reveal {
  opacity: 0;
  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: transform, opacity;
}

.reveal-up {
  transform: translateY(50px);
}

.reveal-left {
  transform: translateX(-50px);
}

.reveal-right {
  transform: translateX(50px);
}

.reveal-scale {
  transform: scale(0.9);
}

/* Classe ativada via JavaScript quando o elemento entra na viewport */
.reveal.active {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Delays para grids de cards */
.delay-100 { transition-delay: 0.1s; }
.delay-200 { transition-delay: 0.2s; }
.delay-300 { transition-delay: 0.3s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* ==========================================================================
   MICRO-INTERAÇÕES & EFEITOS ESPECIAIS
   ========================================================================== */

/* Efeito de brilho pulsante no botão principal do Hero */
.pulse-animation {
  animation: pulseGlow 2.5s infinite;
}

/* Efeito flutuante em imagens decorativas */
.float-animation {
  animation: floating 4s ease-in-out infinite;
}

/* Loading Placeholder Premium (Skeleton) */
.skeleton-loader {
  background: linear-gradient(to right, #3a2213 8%, #4a2d1a 18%, #3a2213 33%);
  background-size: 800px 104px;
  animation: shimmer 2s infinite linear;
}

/* Efeito Hover Dourado em Links Especiais */
.gold-hover-effect {
  position: relative;
  overflow: hidden;
}

.gold-hover-effect::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(232, 196, 160, 0.2), transparent);
  transition: 0.5s;
}

.gold-hover-effect:hover::after {
  left: 100%;
}