/* ============================================================
   KEIHAL DIAMONDS — animations.css
   All keyframe animations and transition utilities
   ============================================================ */

/* ---- Body fade-in on page load ---- */
@keyframes bodyFadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- Fade in (simple) ---- */
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- Fade in + move up ---- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Fade in + move down ---- */
@keyframes fadeInDown {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ---- Fade in + scale ---- */
@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scaleX(0);
  }
  to {
    opacity: 1;
    transform: scaleX(1);
  }
}

/* ---- Scroll indicator pulse ---- */
@keyframes scrollPulse {
  0%   { opacity: 0; transform: translateY(-10px); }
  50%  { opacity: 1; }
  100% { opacity: 0; transform: translateY(10px); }
}

/* ---- WhatsApp float pulse ---- */
@keyframes waPulse {
  0%   { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0.1); }
  50%  { box-shadow: 0 0 0 8px rgba(255, 255, 255, 0); }
  100% { box-shadow: 0 0 0 0 rgba(255, 255, 255, 0); }
}

/* ---- Diamond subtle shimmer ---- */
@keyframes shimmer {
  0%   { filter: brightness(1); }
  50%  { filter: brightness(1.25); }
  100% { filter: brightness(1); }
}

/* ---- Subtle glow ---- */
@keyframes goldGlow {
  0%   { box-shadow: 0 0 0 rgba(255, 255, 255, 0); }
  50%  { box-shadow: 0 0 20px rgba(255, 255, 255, 0.06); }
  100% { box-shadow: 0 0 0 rgba(255, 255, 255, 0); }
}

/* ---- Slide in from right ---- */
@keyframes slideInRight {
  from {
    opacity: 0;
    transform: translateX(30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ---- Slide in from left ---- */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-30px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

/* ---- Reveal underline ---- */
@keyframes revealLine {
  from { transform: scaleX(0); }
  to   { transform: scaleX(1); }
}

/* ============================================================
   SCROLL-TRIGGERED ANIMATIONS
   Elements with .reveal class animate when they enter viewport.
   Triggered by IntersectionObserver in main.js
   ============================================================ */

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.reveal-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delays for children */
.reveal-stagger > *:nth-child(1) { transition-delay: 0.05s; }
.reveal-stagger > *:nth-child(2) { transition-delay: 0.15s; }
.reveal-stagger > *:nth-child(3) { transition-delay: 0.25s; }
.reveal-stagger > *:nth-child(4) { transition-delay: 0.35s; }
.reveal-stagger > *:nth-child(5) { transition-delay: 0.45s; }

/* ============================================================
   UTILITY ANIMATION CLASSES
   ============================================================ */

/* Apply to any element that should animate on load */
.anim-fade-in {
  animation: fadeIn 0.8s ease forwards;
}

.anim-fade-up {
  animation: fadeInUp 0.8s ease forwards;
}

.anim-shimmer {
  animation: shimmer 3s ease-in-out infinite;
}

/* Subtle border glow on hover */
.gold-glow-hover {
  transition: box-shadow 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.gold-glow-hover:hover {
  box-shadow: 0 0 20px rgba(255, 255, 255, 0.04), inset 0 0 20px rgba(255, 255, 255, 0.01);
}

/* Smooth image zoom on hover (applied to container) */
.img-zoom-wrap {
  overflow: hidden;
}

.img-zoom-wrap img {
  transition: transform 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.img-zoom-wrap:hover img {
  transform: scale(1.05);
}

/* ---- Navbar entry ---- */
.navbar-anim {
  animation: fadeInDown 0.6s ease forwards;
}

/* ---- Popup animation ---- */
@keyframes popupCardIn {
  from {
    opacity: 0;
    transform: scale(0.96) translateY(10px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.popup-card {
  animation: popupCardIn 0.5s cubic-bezier(0.22, 0.61, 0.36, 1) forwards;
}

/* ---- Lightbox open ---- */
@keyframes lightboxIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ---- Product card hover lift ---- */
.product-card,
.nav-card,
.perso-card,
.occasion-card,
.value-item {
  will-change: transform;
}

/* ---- Page transition out ---- */
@keyframes pageOut {
  from { opacity: 1; }
  to   { opacity: 0; }
}

/* ============================================================
   LUXURY SCROLL REVEAL — premium, quiet, nearly invisible
   ============================================================ */

/* Stagger delays for product cards in a grid */
.product-card.reveal:nth-child(1)  { transition-delay: 0ms; }
.product-card.reveal:nth-child(2)  { transition-delay: 60ms; }
.product-card.reveal:nth-child(3)  { transition-delay: 120ms; }
.product-card.reveal:nth-child(4)  { transition-delay: 180ms; }
.product-card.reveal:nth-child(5)  { transition-delay: 60ms; }
.product-card.reveal:nth-child(6)  { transition-delay: 120ms; }
.product-card.reveal:nth-child(7)  { transition-delay: 180ms; }
.product-card.reveal:nth-child(8)  { transition-delay: 240ms; }

/* Editorial modules — fade up from slightly further */
.ed-cat-mod {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.90s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.90s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.ed-cat-mod.visible {
  opacity: 1;
  transform: translateY(0);
}

/* Sections reveal */
.reveal-section {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94),
              transform 0.75s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal-section.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ============================================================
   KEIHAL DIAMONDS — ANIMATION PREMIUM SYSTEM v2
   kd-rv (Keihal Reveal) — scroll-triggered luxury reveals
   Activator class: .kd-in  (added by kd-anim.js)
   ============================================================ */

/* ── prefers-reduced-motion ── */
@media (prefers-reduced-motion: reduce) {
  .kd-rv,
  .kd-rv-up,
  .kd-rv-title,
  .kd-rv-img,
  .kd-rv-line,
  .kd-rv-track,
  .kd-rv-left,
  .kd-rv-right {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
    animation: none !important;
  }
  .kd-drawer-nav a { opacity: 1 !important; transform: none !important; }
}

/* ── Base reveal ── */
.kd-rv {
  opacity: 0;
  transition:
    opacity  0.70s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.70s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  will-change: opacity, transform;
}
.kd-rv.kd-in {
  opacity: 1 !important;
  transform: none !important;
}

/* ── Fade up — blocks, paragraphes, cartes ── */
.kd-rv.kd-rv-up { transform: translateY(22px); }

/* ── Title — grand titre, rise élégant ── */
.kd-rv.kd-rv-title {
  transform: translateY(34px);
  transition-duration: 0.88s;
  transition-timing-function: cubic-bezier(0.16, 1, 0.3, 1);
}

/* ── Image — subtil scale, libéré plus vite ── */
.kd-rv.kd-rv-img {
  transform: scale(1.03);
  transition:
    opacity  0.95s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 1.05s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Line — scaleX reveal ── */
.kd-rv.kd-rv-line {
  transform: scaleX(0);
  transform-origin: left center;
  transition:
    opacity  0.42s ease,
    transform 0.82s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ── Label tracking ── */
.kd-rv.kd-rv-track {
  transform: none;
  transition: opacity 0.75s ease 0.05s;
}

/* ── Directions ── */
.kd-rv.kd-rv-left  { transform: translateX(-26px); }
.kd-rv.kd-rv-right { transform: translateX(26px);  }

/* ── data-delay support ── */
[data-delay="80"]  { transition-delay:  80ms !important; }
[data-delay="100"] { transition-delay: 100ms !important; }
[data-delay="160"] { transition-delay: 160ms !important; }
[data-delay="180"] { transition-delay: 180ms !important; }
[data-delay="200"] { transition-delay: 200ms !important; }
[data-delay="240"] { transition-delay: 240ms !important; }
[data-delay="280"] { transition-delay: 280ms !important; }
[data-delay="300"] { transition-delay: 300ms !important; }
[data-delay="320"] { transition-delay: 320ms !important; }
[data-delay="360"] { transition-delay: 360ms !important; }
[data-delay="400"] { transition-delay: 400ms !important; }

/* ============================================================
   DRAWER MENU — stagger élégant des liens à l'ouverture
   Le drawer ouvre via .open ajouté par wishlist.js
   ============================================================ */

/* État fermé : liens invisibles, décalés à gauche */
.kd-drawer-nav a {
  opacity: 0;
  transform: translateX(-18px);
  /* On étend la transition existante */
  transition:
    opacity   0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    transform 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    color     0.22s ease,
    padding-left 0.22s ease;
}

/* État ouvert : stagger progressif */
#kd-drawer.open .kd-drawer-nav a {
  opacity: 1;
  transform: none;
}
#kd-drawer.open .kd-drawer-nav a:nth-child(1) { transition-delay: 80ms;  }
#kd-drawer.open .kd-drawer-nav a:nth-child(2) { transition-delay: 140ms; }
#kd-drawer.open .kd-drawer-nav a:nth-child(3) { transition-delay: 200ms; }
#kd-drawer.open .kd-drawer-nav a:nth-child(4) { transition-delay: 260ms; }
#kd-drawer.open .kd-drawer-nav a:nth-child(5) { transition-delay: 320ms; }
#kd-drawer.open .kd-drawer-nav a:nth-child(6) { transition-delay: 380ms; }

/* WhatsApp footer — fade in après les liens */
.kd-drawer-foot {
  opacity: 0;
  transform: translateY(10px);
  transition:
    opacity   0.45s ease,
    transform 0.45s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
#kd-drawer.open .kd-drawer-foot {
  opacity: 1;
  transform: none;
  transition-delay: 420ms;
}

/* ============================================================
   CTA BUTTONS — underline draw au hover
   Ligne qui se dessine de gauche à droite
   ============================================================ */

/* Sélection de tous les CTA principaux */
.kd-bi-cta,
.kd-ed-cta,
.kd-sel-all-cta,
.catalogue-header-cta {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 7px;
}
.kd-bi-cta::after,
.kd-ed-cta::after,
.kd-sel-all-cta::after,
.catalogue-header-cta::after {
  content: '';
  position: absolute;
  bottom: -3px;
  left: 0;
  width: 0;
  height: 0.5px;
  background: currentColor;
  transition: width 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.kd-bi-cta:hover::after,
.kd-ed-cta:hover::after,
.kd-sel-all-cta:hover::after,
.catalogue-header-cta:hover::after {
  width: 100%;
}

/* "Voir la collection" et "Découvrir" dans les cartes */
.kd-cat-cta-link,
.kd-sel-cta-txt {
  position: relative;
  display: inline-block;
}
.kd-cat-cta-link::after,
.kd-sel-cta-txt::after {
  content: '';
  display: block;
  width: 0;
  height: 0.5px;
  background: currentColor;
  transition: width 0.38s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  margin-top: 2px;
}
.kd-cat-card-link:hover .kd-cat-cta-link::after,
.kd-sel-card-link:hover  .kd-sel-cta-txt::after {
  width: 100%;
}

/* ============================================================
   NAVBAR — transition douce au scroll (amélioration)
   ============================================================ */
#navbar {
  transition:
    background    0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    backdrop-filter 0.5s ease,
    box-shadow    0.5s ease;
}

/* ============================================================
   PAGE BODY — fade-in élégant à chaque chargement de page
   ============================================================ */
body {
  animation: kd-page-in 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94) both;
}
@keyframes kd-page-in {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* ============================================================
   HERO MOBILE CAPTION — apparition typographique élégante
   ============================================================ */
.hero-mob-caption-pre {
  animation: kd-track-in 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.3s both;
}
.hero-mob-caption-title {
  animation: kd-rise-in 1.1s cubic-bezier(0.16, 1, 0.3, 1) 0.5s both;
}
.hero-mob-caption-cta {
  animation: kd-fade-up 0.85s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.8s both;
}

@keyframes kd-track-in {
  from { opacity: 0; letter-spacing: 0.04em; }
  to   { opacity: 1; }
}
@keyframes kd-rise-in {
  from { opacity: 0; transform: translateY(32px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes kd-fade-up {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   PRODUCT CARD — hover brightness (en complément du zoom)
   ============================================================ */
.product-img-wrap img {
  transition:
    transform  0.9s cubic-bezier(0.25, 0.46, 0.45, 0.94),
    filter     0.6s ease !important;
}
.product-card:hover .product-img-wrap img {
  filter: brightness(1.06);
}

/* ============================================================
   SCROLL HORIZONTAL — pas de débordement sur mobile
   ============================================================ */
.kd-rv.kd-rv-left,
.kd-rv.kd-rv-right {
  /* Limit translateX to avoid horizontal scroll on small screens */
  max-width: 100%;
}
@media (max-width: 640px) {
  .kd-rv.kd-rv-left  { transform: translateY(24px); }
  .kd-rv.kd-rv-right { transform: translateY(24px); }
}

/* ============================================================
   SCROLL REVEALS — ACTIFS via IntersectionObserver (kd-anim.js)
   Les éléments non encore en vue restent cachés jusqu'au scroll.
   Fallback : tout visible si JS désactivé ou IO non supporté.
   ============================================================ */

/* Fallback no-JS : tout visible */
.no-js .kd-rv,
.no-js .reveal,
.no-js .reveal-left,
.no-js .reveal-right,
.no-js .reveal-section,
.no-js .ed-cat-mod {
  opacity: 1 !important;
  transform: none !important;
  transition: none !important;
}