/* ============================================================
   Compoz — styles complémentaires à Tailwind
   Charte : design_system_compoz.md
   Palette sanctuarisée : #FAF8F5 / #FFFFFF / #1A1A1A /
   #C5A059 · #D4AF37 / #E5E5E5 · #ECECE9 / #555555
   Layout : langage éditorial luxe (inspiration Delvaux)
   ============================================================ */

html { scroll-behavior: smooth; }

/* ---------- Navigation ---------- */
.nav-link {
  color: inherit;
  padding-bottom: 3px;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 0% 1px;
  background-repeat: no-repeat;
  background-position: left bottom;
  transition: background-size .4s ease;
}
.nav-link:hover { background-size: 100% 1px; }

/* ---------- CTA soulignés (forme par défaut, charte §3) ---------- */
.cta-light, .cta-dark {
  display: inline-block;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  font-weight: 400;
  text-transform: uppercase;
  letter-spacing: .25em;
  padding-bottom: 7px;
  border-bottom: 1px solid currentColor;
  transition: color .4s ease, border-color .4s ease, letter-spacing .4s ease;
}
.cta-light { color: #FAF8F5; }
.cta-light:hover { color: #C5A059; letter-spacing: .3em; }
.cta-dark  { color: #1A1A1A; }
.cta-dark:hover  { color: #C5A059; letter-spacing: .3em; }

/* Reset des styles natifs quand un CTA est un <button> (ex: e-mail obfusqué) */
button.cta-dark, button.cta-light {
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  padding-left: 0;
  padding-right: 0;
  padding-top: 0;
  cursor: pointer;
}

/* ---------- Bouton rectangle (achat/panier uniquement) ---------- */
.btn-primary {
  display: inline-block;
  background: #1A1A1A;
  color: #FAF8F5;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .2em;
  padding: 1rem 2rem;
  border: 1px solid #1A1A1A;
  transition: background .4s ease, border-color .4s ease, color .4s ease;
}
.btn-primary:hover { background: #C5A059; border-color: #C5A059; color: #FFFFFF; }

.btn-secondary {
  display: inline-block;
  border: 1px solid #1A1A1A;
  color: #1A1A1A;
  background: transparent;
  font-family: 'Inter', sans-serif;
  font-weight: 400;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .2em;
  padding: 1rem 2rem;
  transition: background .4s ease, color .4s ease;
}
.btn-secondary:hover { background: #1A1A1A; color: #FAF8F5; }

.btn-disabled {
  display: inline-block;
  background: #ECECE9;
  color: #555555;
  opacity: .6;
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .2em;
  padding: 1rem 2rem;
  border: 1px solid #E5E5E5;
  cursor: not-allowed;
}

/* ---------- Placeholders "verre" ----------
   Dégradé évoquant le verre + silhouette de la pièce.
   Remplacé automatiquement dès qu'une image existe dans /images. */
.ph {
  position: relative;
  background: linear-gradient(160deg, #ECECE9 0%, #D9C49A 60%, #C5A059 100%);
}
.ph::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 100 160'%3E%3Cpath d='M42 8h16v14c0 6 12 10 12 26v96a8 8 0 0 1-8 8H38a8 8 0 0 1-8-8V48c0-16 12-20 12-26z' fill='rgba(26,26,26,.13)'/%3E%3Crect x='34' y='78' width='32' height='38' rx='2' fill='rgba(250,248,245,.6)'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 38%;
  opacity: .9;
}
.ph::after {
  content: "photo à venir";
  position: absolute;
  bottom: .8rem;
  left: 50%;
  transform: translateX(-50%);
  font-family: 'Inter', sans-serif;
  font-size: .55rem;
  letter-spacing: .25em;
  text-transform: uppercase;
  color: rgba(26,26,26,.4);
}
.ph img { position: relative; z-index: 1; }
.ph img.absolute { position: absolute; }
.ph.no-caption::after { content: none; }
.ph.no-caption::before { background-size: 60%; }

.ph-hero  { background: linear-gradient(165deg, #8A7248 0%, #C5A059 50%, #D9C49A 100%); }
.ph-hero::after { color: rgba(250,248,245,.55); }
.ph-amber { background: linear-gradient(160deg, #ECECE9 0%, #D9C49A 55%, #C5A059 100%); }
.ph-frost { background: linear-gradient(160deg, #FFFFFF 0%, #ECECE9 60%, #D9C49A 100%); }
.ph-dark  { background: linear-gradient(160deg, #8A7248 0%, #3A3126 60%, #1A1A1A 100%); }
.ph-dark::after { color: rgba(250,248,245,.5); }

/* ---------- Numéro de série (typographie brute, charte §3) ---------- */
.serie-num {
  font-family: 'IBM Plex Mono', monospace;
  font-size: .65rem;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: #555555;
}

/* ---------- Fiches produit (sans bordure, image nue, texte centré) ---------- */
.product-card { text-align: center; }
.product-card .ph {
  aspect-ratio: 4/5;
  overflow: hidden;
  margin-bottom: 1.5rem;
}
.product-card img { transition: transform .8s ease; }
.product-card:hover img { transform: scale(1.04); }

/* Seconde image révélée au survol */
.img-duo .img-b {
  inset: 0;
  opacity: 0;
  transition: opacity .6s ease, transform .8s ease;
}
.product-card:hover .img-duo .img-b { opacity: 1; }
.product-card .card-actions {
  opacity: 0;
  transform: translateY(4px);
  transition: opacity .4s ease, transform .4s ease;
}
.product-card:hover .card-actions,
.product-card:focus-within .card-actions { opacity: 1; transform: translateY(0); }
@media (hover: none) {
  .product-card .card-actions { opacity: 1; transform: none; }
}

.badge {
  font-family: 'Inter', sans-serif;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  padding: .4rem .8rem;
}
.badge-limite  { background: #C5A059; color: #FFFFFF; }
.badge-eco     { background: #1A1A1A; color: #FAF8F5; }
.badge-bestsel { background: rgba(255,255,255,.92); color: #1A1A1A; }

/* ---------- Indice de défilement (héros) ---------- */
.scroll-cue {
  display: block;
  width: 1px;
  height: 52px;
  background: rgba(250,248,245,.65);
  animation: cue 2.4s ease-in-out infinite;
}
@keyframes cue {
  0%   { transform: scaleY(0); transform-origin: top; }
  45%  { transform: scaleY(1); transform-origin: top; }
  55%  { transform: scaleY(1); transform-origin: bottom; }
  100% { transform: scaleY(0); transform-origin: bottom; }
}

/* ---------- Apparition au scroll (feutrée) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity .9s ease, transform .9s ease;
}
.reveal.visible { opacity: 1; transform: translateY(0); }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .scroll-cue { animation: none; }
  html { scroll-behavior: auto; }
}

/* ---------- Drawer / modal états ouverts ---------- */
#cart-overlay.open, #quickview-overlay.open { opacity: 1; pointer-events: auto; }
#cart-drawer.open { transform: translateX(0); }
#quickview-overlay.open #quickview-modal { transform: scale(1); }

/* ---------- Toast ---------- */
#toast.show { opacity: 1; transform: translate(-50%, -6px); }

/* ---------- Quantité panier ---------- */
.qty-btn {
  width: 1.6rem; height: 1.6rem;
  border: 1px solid #E5E5E5;
  font-family: 'Inter', sans-serif;
  line-height: 1;
  transition: border-color .3s ease;
}
.qty-btn:hover { border-color: #1A1A1A; }

/* ---------- Miniatures quick view ---------- */
.qv-thumb {
  overflow: hidden;
  border: 1px solid #E5E5E5;
  cursor: pointer;
  aspect-ratio: 1;
  transition: border-color .3s ease;
}
.qv-thumb.active { border-color: #C5A059; }

/* ---------- Options (finition / format) ---------- */
.opt-btn {
  font-family: 'Inter', sans-serif;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: .5rem 1rem;
  border: 1px solid #E5E5E5;
  background: transparent;
  transition: all .3s ease;
}
.opt-btn:hover { border-color: #1A1A1A; }
.opt-btn.active { background: #1A1A1A; color: #FAF8F5; border-color: #1A1A1A; }