/* ==========================================================================
   BIJU'S MISTY HEAVEN - ANIMATIONS & SCROLLING EFFECTS
   ========================================================================== */

/* --------------------------------------------------------------------------
   MIST & ATMOSPHERIC DRIFT EFFECT
   -------------------------------------------------------------------------- */
.mist-container {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.mist-layer {
  position: absolute;
  top: 0;
  left: 0;
  width: 200%;
  height: 100%;
  background: radial-gradient(ellipse at 50% 60%, rgba(255, 255, 255, 0.12) 0%, rgba(255, 255, 255, 0.04) 45%, transparent 70%);
  filter: blur(28px);
  opacity: 0.65;
}

.mist-layer-1 {
  animation: mistDrift 38s linear infinite alternate;
}

.mist-layer-2 {
  background: radial-gradient(ellipse at 30% 70%, rgba(255, 255, 255, 0.09) 0%, transparent 60%);
  animation: mistDriftReverse 48s linear infinite alternate;
  opacity: 0.45;
}

@keyframes mistDrift {
  0% { transform: translateX(0) scaleY(1); }
  50% { transform: translateX(-15%) scaleY(1.05); }
  100% { transform: translateX(-30%) scaleY(1); }
}

@keyframes mistDriftReverse {
  0% { transform: translateX(-25%) scaleY(1.03); }
  50% { transform: translateX(-10%) scaleY(0.97); }
  100% { transform: translateX(5%) scaleY(1); }
}

/* --------------------------------------------------------------------------
   SCROLL REVEAL UTILITY CLASSES (INTERSECTION OBSERVER)
   -------------------------------------------------------------------------- */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.85s cubic-bezier(0.2, 0.8, 0.2, 1), 
              transform 0.85s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

.reveal-left {
  opacity: 0;
  transform: translateX(-50px);
  transition: opacity 0.85s cubic-bezier(0.2, 0.8, 0.2, 1), 
              transform 0.85s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

.reveal-right {
  opacity: 0;
  transform: translateX(50px);
  transition: opacity 0.85s cubic-bezier(0.2, 0.8, 0.2, 1), 
              transform 0.85s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.85s cubic-bezier(0.2, 0.8, 0.2, 1), 
              transform 0.85s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: opacity, transform;
}

/* Active reveal state triggered by JavaScript IntersectionObserver */
.reveal.active,
.reveal-left.active,
.reveal-right.active,
.reveal-scale.active {
  opacity: 1;
  transform: translateY(0) translateX(0) scale(1);
}

/* Stagger delays for grid child elements */
.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; }

/* --------------------------------------------------------------------------
   PULSE & FLOATING ANIMATIONS
   -------------------------------------------------------------------------- */
.pulse-glow {
  animation: pulseGlow 2.8s infinite;
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0.4); }
  70% { box-shadow: 0 0 0 16px rgba(212, 175, 55, 0); }
  100% { box-shadow: 0 0 0 0 rgba(212, 175, 55, 0); }
}

.floating {
  animation: floatSlow 6s ease-in-out infinite;
}

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

.pulse-whatsapp {
  animation: whatsappPulse 2.5s infinite;
}

@keyframes whatsappPulse {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.5); }
  70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* --------------------------------------------------------------------------
   SHIMMER TEXT & BUTTON SHINE
   -------------------------------------------------------------------------- */
.btn-shine {
  position: relative;
  overflow: hidden;
}

.btn-shine::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    60deg,
    rgba(255, 255, 255, 0) 0%,
    rgba(255, 255, 255, 0.35) 50%,
    rgba(255, 255, 255, 0) 100%
  );
  transform: rotate(25deg);
  transition: all 0.75s ease;
}

.btn-shine:hover::after {
  left: 130%;
}

/* --------------------------------------------------------------------------
   PARALLAX SCROLL CONTAINER
   -------------------------------------------------------------------------- */
.parallax-bg {
  background-attachment: fixed;
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

@media (max-width: 768px) {
  /* Mobile browsers can have perf issues with background-attachment: fixed */
  .parallax-bg {
    background-attachment: scroll;
  }

  /* Prevent horizontal transform shifts from blowing out mobile layout */
  .reveal-left,
  .reveal-right {
    transform: translateY(20px) !important;
  }

  .reveal-left.active,
  .reveal-right.active {
    transform: translateY(0) translateX(0) !important;
  }

  /* Keep mist drift within bounds */
  .mist-layer {
    width: 100% !important;
  }
}

/* --------------------------------------------------------------------------
   INFINITE REVIEWS MARQUEE ANIMATION
   -------------------------------------------------------------------------- */
@keyframes reviewsMarquee {
  0% {
    transform: translate3d(0, 0, 0);
  }
  100% {
    transform: translate3d(calc(-50% - 12px), 0, 0);
  }
}

.reviews-track-animated {
  animation: reviewsMarquee 45s linear infinite;
  will-change: transform;
}

.reviews-track-animated.is-paused,
.reviews-carousel-wrapper:hover .reviews-track-animated,
.reviews-carousel-wrapper:focus-within .reviews-track-animated {
  animation-play-state: paused;
}

@media (prefers-reduced-motion: reduce) {
  .reviews-track-animated {
    animation-play-state: paused !important;
  }
}