/* ==========================================================================
   Par Amour Des Chats - Animations & Motion Design
   ========================================================================== */

/* Keyframe Definitions */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(12px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes pulseGlow {
  0%, 100% {
    box-shadow: 0 0 0 0 rgba(194, 65, 12, 0.4);
  }
  50% {
    box-shadow: 0 0 0 12px rgba(194, 65, 12, 0);
  }
}

@keyframes heartBeat {
  0%, 100% {
    transform: scale(1);
  }
  14% {
    transform: scale(1.15);
  }
  28% {
    transform: scale(1);
  }
  42% {
    transform: scale(1.12);
  }
  70% {
    transform: scale(1);
  }
}

@keyframes floatSoft {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-6px);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200% 0;
  }
  100% {
    background-position: 200% 0;
  }
}

/* Utility Animation Classes */
.animate-fade-in {
  animation: fadeIn 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.animate-fade-in-up {
  animation: fadeInUp 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

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

.heart-beat-hover:hover .heart-icon {
  animation: heartBeat 0.9s ease-in-out infinite;
}

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

/* Scroll-triggered reveal classes (used with IntersectionObserver) */
.reveal-on-scroll {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s cubic-bezier(0.16, 1, 0.3, 1), transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays for child items */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }

/* Lightbox Modal Transitions */
.lightbox-modal {
  position: fixed;
  inset: 0;
  background: rgba(15, 23, 42, 0.94);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lightbox-modal.is-active {
  opacity: 1;
  visibility: visible;
}

.lightbox-content {
  position: relative;
  max-width: 90vw;
  max-height: 85vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  transform: scale(0.94);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.lightbox-modal.is-active .lightbox-content {
  transform: scale(1);
}

.lightbox-image {
  max-width: 100%;
  max-height: 75vh;
  border-radius: var(--radius-md);
  box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5);
  object-fit: contain;
}

.lightbox-caption {
  margin-top: 1rem;
  color: #f8fafc;
  font-size: 0.95rem;
  font-family: var(--font-story);
  text-align: center;
  max-width: 600px;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.2);
  color: #ffffff;
  border-radius: 50%;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  font-size: 1.25rem;
  transition: all 0.2s ease;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.25);
  transform: scale(1.08);
}

.lightbox-close {
  position: absolute;
  top: 24px;
  right: 24px;
}

.lightbox-prev {
  position: absolute;
  left: 24px;
  top: 50%;
  transform: translateY(-50%);
}

.lightbox-next {
  position: absolute;
  right: 24px;
  top: 50%;
  transform: translateY(-50%);
}

@media (max-width: 768px) {
  .lightbox-prev {
    left: 8px;
  }
  .lightbox-next {
    right: 8px;
  }
  .lightbox-close {
    top: 12px;
    right: 12px;
  }
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal-on-scroll {
    opacity: 1 !important;
    transform: none !important;
  }
}