/* ==========================================================================
   SKINNOVATION v4.6 — Ultimate Design refresh layer (Deluxe & Interactive)
   ========================================================================== */

:root {
  /* Nuances de soie et d'or champagne liquide */
  --sn-gold-soft: rgba(176, 141, 87, 0.1);
  --sn-gold-premium: linear-gradient(135deg, #b08d57 0%, #d4b07a 50%, #b08d57 100%);
  --sn-gold-glow: rgba(176, 141, 87, 0.28);
  --sn-surface-tint: #fffdfb;
  --sn-glass-bg: rgba(248, 246, 242, 0.88);
  --sn-glass-border: rgba(176, 141, 87, 0.12);
  --sn-line-gradient: linear-gradient(90deg, rgba(176, 141, 87, 0) 0%, rgba(176, 141, 87, 0.15) 50%, rgba(176, 141, 87, 0) 100%);
  
  /* Ombres portées haute couture */
  --sn-shadow-soft: 0 4px 24px rgba(12, 11, 10, 0.03), 0 1px 2px rgba(12, 11, 10, 0.02);
  --sn-shadow-hover: 0 16px 40px rgba(176, 141, 87, 0.12), 0 2px 6px rgba(176, 141, 87, 0.03);
}

/* ── Custom Scrollbar Deluxe ── */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--sn-bg);
}

::-webkit-scrollbar-thumb {
  background: var(--sn-gold);
  border-radius: 20px;
  border: 2px solid var(--sn-bg);
  transition: background 0.3s;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--sn-gold-2);
}

body.skinnov-v4 {
  background: var(--sn-bg);
}

/* ── En-tête Flottant Premium (Header Glassmorphism) ── */
body.skinnov-v4 .sn-header {
  border-bottom: 1px solid transparent;
  background: transparent;
  transition: all 0.5s var(--sn-ease);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 12000;
  overflow: visible;
}

body.skinnov-v4 .sn-header.is-scrolled {
  background: var(--sn-glass-bg);
  backdrop-filter: blur(20px) saturate(1.6);
  -webkit-backdrop-filter: blur(20px) saturate(1.6);
  border-bottom: 1px solid var(--sn-glass-border);
  box-shadow: 0 10px 30px rgba(12, 11, 10, 0.03);
}

/* Réflectivité Diamant sur l'En-tête scrolled */
body.skinnov-v4 .sn-header.is-scrolled::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 255, 255, 0.4) 50%, transparent 100%);
  animation: headerSheen 6s infinite ease-in-out;
}

@keyframes headerSheen {
  0% { transform: translateX(-100%); }
  50%, 100% { transform: translateX(100%); }
}

/* Navigation & Liens du Menu Animés */
body.skinnov-v4 .sn-nav__link {
  font-weight: 550;
  position: relative;
  transition: color 0.4s var(--sn-ease), background 0.4s var(--sn-ease);
  overflow: hidden;
}

body.skinnov-v4 .sn-nav__link::after {
  content: "";
  position: absolute;
  bottom: 2px;
  left: 50%;
  width: 0;
  height: 1.5px;
  background: var(--sn-gold);
  transition: width 0.4s var(--sn-ease), left 0.4s var(--sn-ease);
  transform: translateX(-50%);
}

body.skinnov-v4 .sn-nav__link:hover::after,
body.skinnov-v4 .sn-nav .current-menu-item > .sn-nav__link::after,
body.skinnov-v4 .sn-nav .current-menu-ancestor > .sn-nav__link::after {
  width: 60%;
}

body.skinnov-v4 .sn-nav__link:hover,
body.skinnov-v4 .sn-nav .current-menu-item > .sn-nav__link,
body.skinnov-v4 .sn-nav .current-menu-ancestor > .sn-nav__link {
  color: var(--sn-ink);
  background: rgba(12, 11, 10, 0.02);
}

/* ── Boutons Haute Joaillerie ── */
body.skinnov-v4 .sn-btn {
  border-radius: 12px;
  letter-spacing: 0.06em;
  font-weight: 600;
  text-transform: uppercase;
  position: relative;
  overflow: hidden;
  transition: all 0.45s var(--sn-ease);
  border: 1px solid transparent;
}

body.skinnov-v4 .sn-btn--primary {
  background: var(--sn-ink);
  color: var(--sn-surface) !important;
  box-shadow: 0 6px 20px rgba(12, 11, 10, 0.12);
}

body.skinnov-v4 .sn-btn--primary:hover {
  background: var(--sn-ink-2);
  box-shadow: 0 10px 24px rgba(12, 11, 10, 0.22);
  transform: translateY(-2px);
  animation: buttonPulse 1.8s infinite;
}

/* Boutons dorés champagne */
body.skinnov-v4 .sn-btn--gold,
body.skinnov-v4 .sn-btn--primary {
  position: relative;
}

body.skinnov-v4 .sn-btn--secondary {
  background: var(--sn-surface);
  border: 1px solid var(--sn-line-strong);
  color: var(--sn-ink) !important;
}

body.skinnov-v4 .sn-btn--secondary:hover {
  border-color: var(--sn-gold);
  background: var(--sn-surface-tint);
  box-shadow: var(--sn-shadow-soft);
  transform: translateY(-2px);
}

/* Effet de balayage lumineux sur les boutons */
body.skinnov-v4 .sn-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.22) 50%, rgba(255, 255, 255, 0) 100%);
  transform: translateX(-100%) skewX(-15deg);
  transition: none;
}

body.skinnov-v4 .sn-btn:hover::before {
  transform: translateX(100%) skewX(-15deg);
  transition: transform 0.85s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes buttonPulse {
  0% { box-shadow: 0 0 0 0 rgba(176, 141, 87, 0.4); }
  70% { box-shadow: 0 0 0 10px rgba(176, 141, 87, 0); }
  100% { box-shadow: 0 0 0 0 rgba(176, 141, 87, 0); }
}

/* ── Conteneurs & Sections Premium ── */
body.skinnov-v4 .sn-section {
  isolation: isolate;
  position: relative;
}

body.skinnov-v4 .sn-label__line {
  width: 38px;
  height: 1px;
  background: currentColor;
}

/* Cartes, témoignages, FAQ */
body.skinnov-v4 .sn-cat-intro,
body.skinnov-v4 .sn-cat-section--card,
body.skinnov-v4 .sn-aside-card,
body.skinnov-v4 .sn-testimonial,
body.skinnov-v4 .sn-blog-card,
body.skinnov-v4 .sn-faq__item {
  background: var(--sn-surface);
  border: 1px solid rgba(12, 11, 10, 0.05);
  border-radius: 16px;
  box-shadow: var(--sn-shadow-soft);
  transition: all 0.45s var(--sn-ease);
}

body.skinnov-v4 .sn-cat-section--card:hover,
body.skinnov-v4 .sn-aside-card:hover,
body.skinnov-v4 .sn-blog-card:hover,
body.skinnov-v4 .sn-testimonial:hover {
  border-color: rgba(176, 141, 87, 0.25);
  box-shadow: var(--sn-shadow-hover);
  transform: translateY(-3px);
}

body.skinnov-v4 .sn-service-bar,
body.skinnov-v4 .sn-catalog-bar {
  background: rgba(248, 246, 242, 0.94);
  backdrop-filter: blur(15px);
  -webkit-backdrop-filter: blur(15px);
  border-bottom: 1px solid var(--sn-glass-border);
}

body.skinnov-v4 .sn-catalog-nav__link {
  border-bottom-width: 2px;
  transition: all 0.35s var(--sn-ease);
}

body.skinnov-v4 .sn-catalog-nav__link.is-active {
  color: var(--sn-ink);
  border-bottom-color: var(--sn-gold);
  background: transparent;
}

body.skinnov-v4 .sn-related {
  background: var(--sn-bg-2);
}

body.skinnov-v4 .sn-related__card,
body.skinnov-v4 .sn-home-showcase__card {
  border: 1px solid rgba(12, 11, 10, 0.04);
}

/* ── FAQ Minimaliste Raffinée ── */
body.skinnov-v4 .sn-faq__item {
  margin-bottom: 1rem;
  overflow: hidden;
}

body.skinnov-v4 .sn-faq__item.is-open {
  border-color: var(--sn-gold-2);
  box-shadow: var(--sn-shadow-hover);
}

body.skinnov-v4 .sn-faq__q {
  padding: 1.25rem 1.5rem;
  font-weight: 500;
  transition: color 0.3s;
}

body.skinnov-v4 .sn-faq__item:hover .sn-faq__q {
  color: var(--sn-gold);
}

/* ── Footer Somptueux (Footer Luxe) ── */
body.skinnov-v4 .sn-footer {
  background: #0c0b0a;
  color: rgba(255, 255, 255, 0.55);
  position: relative;
  padding: 5.5rem 0 3rem;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
}

body.skinnov-v4 .sn-footer::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(176, 141, 87, 0.25), transparent);
}

body.skinnov-v4 .sn-footer h4 {
  color: var(--sn-surface);
  font-family: var(--sn-serif);
  font-size: 1.15rem;
  letter-spacing: 0.05em;
  margin-bottom: 1.6rem;
  position: relative;
}

body.skinnov-v4 .sn-footer h4::after {
  content: "";
  position: absolute;
  bottom: -6px;
  left: 0;
  width: 24px;
  height: 1px;
  background: var(--sn-gold);
}

body.skinnov-v4 .sn-footer a {
  transition: color 0.35s var(--sn-ease);
}

body.skinnov-v4 .sn-footer a:hover {
  color: var(--sn-gold-2);
}

body.skinnov-v4 .sn-footer li {
  margin-bottom: 0.75rem;
}

body.skinnov-v4 .sn-footer__social {
  margin-top: 2rem;
  display: flex;
  gap: 0.85rem;
}

body.skinnov-v4 .sn-footer__social a {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: var(--sn-surface);
  transition: all 0.4s var(--sn-ease);
}

body.skinnov-v4 .sn-footer__social a:hover {
  background: var(--sn-gold-premium);
  border-color: transparent;
  transform: translateY(-3px);
  box-shadow: 0 8px 20px rgba(176, 141, 87, 0.35);
}

body.skinnov-v4 .sn-footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  margin-top: 4.5rem;
  padding-top: 2rem;
}

@media (max-width: 991.98px) {
  body.skinnov-v4 .sn-btn {
    padding-inline: 1.4rem;
  }
}