/* ============================================
   ANIMATIONS.CSS — The Moksha Retreat
   ============================================ */

/* ---- Keyframes ---- */

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

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

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(32px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes scaleIn {
  from {
    opacity: 0;
    transform: scale(0.92);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes waPulse {
  0%   { box-shadow: 0 0 0 0 rgba(37,211,102,0.55); }
  60%  { box-shadow: 0 0 0 16px rgba(37,211,102,0); }
  100% { box-shadow: 0 0 0 0 rgba(37,211,102,0); }
}

@keyframes shimmer {
  0%   { background-position: -1000px 0; }
  100% { background-position: 1000px 0; }
}

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

@keyframes heroKenBurns {
  0%   { transform: scale(1.05) translateX(0) translateY(0); }
  50%  { transform: scale(1.10) translateX(-1%) translateY(-0.5%); }
  100% { transform: scale(1.05) translateX(0) translateY(0); }
}

@keyframes floatY {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-10px); }
}

@keyframes counterPop {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.08); }
  100% { transform: scale(1); }
}

/* ---- Scroll Reveal (IntersectionObserver classes) ---- */

/* Base state: elements are hidden before reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition:
    opacity 0.75s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Directional variants */
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition:
    opacity 0.75s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition:
    opacity 0.75s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-scale {
  opacity: 0;
  transform: scale(0.93);
  transition:
    opacity 0.75s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.75s cubic-bezier(0.4, 0, 0.2, 1);
}
.reveal-scale.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Stagger delay helpers (applied to children with JS) */
.stagger-children > * {
  opacity: 0;
  transform: translateY(24px);
  transition:
    opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1),
    transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}
.stagger-children.revealed > *:nth-child(1)  { transition-delay: 0ms;   opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(2)  { transition-delay: 80ms;  opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(3)  { transition-delay: 160ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(4)  { transition-delay: 240ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(5)  { transition-delay: 320ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(6)  { transition-delay: 400ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(7)  { transition-delay: 480ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(8)  { transition-delay: 560ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(9)  { transition-delay: 640ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(10) { transition-delay: 720ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(11) { transition-delay: 800ms; opacity:1; transform:translateY(0); }
.stagger-children.revealed > *:nth-child(12) { transition-delay: 880ms; opacity:1; transform:translateY(0); }

/* ---- Parallax Base ---- */
.parallax-container {
  overflow: hidden;
  position: relative;
}
.parallax-img {
  will-change: transform;
  transform: translateY(0px);
  transition: transform 0.08s linear;
}

/* ---- Hero Animation ---- */
.hero-bg img {
  animation: heroKenBurns 20s ease-in-out infinite;
}

/* ---- Card hover lift ---- */
.card-lift {
  transition:
    transform var(--transition-base),
    box-shadow var(--transition-base);
}
.card-lift:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

/* ---- Image zoom on hover ---- */
.img-zoom-wrap {
  overflow: hidden;
  display: block;
}
.img-zoom-wrap img {
  transition: transform var(--transition-slow);
}
.img-zoom-wrap:hover img {
  transform: scale(1.07);
}

/* ---- Smooth all transitions ---- */
a, button, input, select, textarea, label {
  transition-timing-function: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Page transition overlay ---- */
.page-transition {
  position: fixed;
  inset: 0;
  background: var(--clay);
  z-index: 9999;
  transform: translateY(100%);
  pointer-events: none;
}
.page-transition.leaving {
  animation: pageLeave 0.45s cubic-bezier(0.8, 0, 0.2, 1) forwards;
}
.page-transition.entering {
  animation: pageEnter 0.45s cubic-bezier(0.8, 0, 0.2, 1) forwards;
}

@keyframes pageLeave {
  from { transform: translateY(100%); }
  to   { transform: translateY(0); }
}
@keyframes pageEnter {
  from { transform: translateY(0); }
  to   { transform: translateY(-100%); }
}

/* ---- Number counter animation ---- */
.counter-num {
  display: inline-block;
  transition: transform 0.3s var(--transition-spring);
}
.counter-num.popping {
  animation: counterPop 0.4s var(--transition-spring);
}

/* ---- Float animation (for decorative elements) ---- */
.float {
  animation: floatY 4s ease-in-out infinite;
}

/* ---- Skeleton loading ---- */
.skeleton {
  background: linear-gradient(
    90deg,
    var(--sand-light) 0%,
    var(--sand) 40%,
    var(--sand-light) 80%
  );
  background-size: 1000px 100%;
  animation: shimmer 1.6s infinite linear;
  border-radius: var(--radius-sm);
}

/* ---- Fade-in on load for above-fold elements ---- */
.fade-in-load {
  animation: fadeIn 1s ease both;
}
.fade-in-load-delay-1 { animation: fadeIn 1s 0.2s ease both; }
.fade-in-load-delay-2 { animation: fadeIn 1s 0.4s ease both; }
.fade-in-load-delay-3 { animation: fadeIn 1s 0.6s ease both; }

/* ---- Smooth image placeholder ---- */
img {
  transition: opacity 0.3s ease;
}
img.lazy-load {
  opacity: 0;
}
img.lazy-load.loaded {
  opacity: 1;
}

/* ---- Cursor highlight ---- */
::selection {
  background: rgba(124,74,43,0.20);
  color: var(--clay-dark);
}

/* ---- Focus visible ring ---- */
:focus-visible {
  outline: 2px solid var(--clay);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}