/* ==========================================================================
   TEEPEARL EVENT SERVICES - LUXURY ANIMATION SYSTEM
   ========================================================================== */

/* 1. SCROLL REVEAL ANIMATIONS */
.reveal-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-fade {
  opacity: 0;
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity;
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.94);
  transition: opacity 0.75s cubic-bezier(0.16, 1, 0.3, 1), 
              transform 0.75s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

/* Revealed State Triggered by IntersectionObserver */
.is-revealed {
  opacity: 1 !important;
  transform: translateY(0) scale(1) !important;
}

/* Staggered Delays for Grid Children */
.delay-100 { transition-delay: 0.1s; }
.delay-150 { transition-delay: 0.15s; }
.delay-200 { transition-delay: 0.2s; }
.delay-250 { transition-delay: 0.25s; }
.delay-300 { transition-delay: 0.3s; }
.delay-350 { transition-delay: 0.35s; }
.delay-400 { transition-delay: 0.4s; }
.delay-500 { transition-delay: 0.5s; }

/* 2. FLOATING & AMBIENT ANIMATIONS */
@keyframes floatSlow {
  0%, 100% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-10px);
  }
}

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

@keyframes orbPulse {
  0%, 100% {
    opacity: 0.4;
    transform: scale(1);
  }
  50% {
    opacity: 0.65;
    transform: scale(1.08);
  }
}

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

.anim-float-delayed {
  animation: floatDelayed 7s ease-in-out 2s infinite;
}

.anim-orb-pulse {
  animation: orbPulse 8s ease-in-out infinite;
}

/* 3. PULSING WHATSAPP CALLOUT GLOW */
@keyframes pulseGlowRing {
  0% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7), 0 0 20px rgba(212, 175, 55, 0.4);
  }
  65% {
    box-shadow: 0 0 0 16px rgba(16, 185, 129, 0), 0 0 32px rgba(212, 175, 55, 0.6);
  }
  100% {
    box-shadow: 0 0 0 0 rgba(16, 185, 129, 0), 0 0 20px rgba(212, 175, 55, 0.4);
  }
}

.pulse-glow-cta {
  animation: pulseGlowRing 2.8s infinite;
}

/* 4. METALLIC GOLD SHIMMER SWEEP ON BUTTONS */
@keyframes btnSheen {
  0% {
    transform: translateX(-150%);
  }
  50%, 100% {
    transform: translateX(150%);
  }
}

.btn-sheen {
  position: relative;
  overflow: hidden;
}

.btn-sheen::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(255, 255, 255, 0.35) 50%,
    transparent 100%
  );
  transform: translateX(-150%);
  transition: transform 0.6s ease;
  pointer-events: none;
}

.btn-sheen:hover::after {
  animation: btnSheen 1.5s infinite;
}

/* 5. CARD ELEVATION & ACCENT HOVER */
.glass-card-interactive {
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
              border-color 0.35s ease,
              box-shadow 0.35s ease;
}

.glass-card-interactive:hover {
  transform: translateY(-6px);
  border-color: rgba(212, 175, 55, 0.5) !important;
  box-shadow: 0 20px 40px -10px rgba(0, 0, 0, 0.7), 
              0 0 25px rgba(212, 175, 55, 0.25) !important;
}

/* 6. IMAGE ZOOM ON HOVER */
.img-zoom-container {
  overflow: hidden;
}

.img-zoom-container img {
  transition: transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.img-zoom-container:hover img {
  transform: scale(1.06);
}

/* 7. SMOOTH DETAILS / FAQ EXPANSION */
details {
  transition: border-color 0.3s ease, background-color 0.3s ease;
}

details[open] {
  border-color: rgba(212, 175, 55, 0.55);
}

details .faq-content {
  animation: faqOpen 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes faqOpen {
  from {
    opacity: 0;
    transform: translateY(-8px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}