/* ═══════════════════════════════════════════════
   EDEN COLORING - collections.css
   ═══════════════════════════════════════════════ */

.livres-page::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url('../images/BG-site.webp');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  opacity: 0.35;
  z-index: 0;
  pointer-events: none;
}

.livres-page main {
  position: relative;
  z-index: 1;
}

.livres-hero {
  text-align: center;
  padding: 120px 20px 0;
}

.livres-divider {
  margin: 32px auto 48px;
}

.livres-divider--tight {
  margin-bottom: 16px;
}

.livres-hero-title {
  font-family: 'Cinzel Decorative', serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  color: var(--gold);
  text-shadow: 0 0 30px rgba(255,230,92,0.4);
  margin-bottom: 12px;
}

.livres-hero-sub {
  font-family: 'Montserrat', sans-serif;
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 16px;
}

.livres-hero-desc {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  max-width: 600px;
  margin: 0 auto 32px;
  line-height: 1.7;
  text-align: center;
}

.livres-back-link {
  display: inline-block;
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--lavender);
  letter-spacing: 0.5px;
  margin-bottom: 24px;
  transition: color 0.3s ease;
}

.livres-back-link:hover { color: var(--gold); }

/* Section "Nos Livres" dupliquée - pages de collection (1re section, sous la navbar fixe) */
.section--collection {
  padding-top: 140px;
}

/* ═══════════════════ COLLECTIONS GRID ═══════════════════ */
.collections-section {
  padding: 40px 5% 80px;
  max-width: 1200px;
  margin: 0 auto;
}

.collections-section--tight {
  padding-top: 16px;
}

.collections-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, 360px);
  justify-content: center;
  gap: 28px;
}

.collection-card {
  position: relative;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,230,92,0.2);
  border-radius: 16px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.collection-card:hover {
  transform: translateY(-6px);
  border-color: rgba(255,230,92,0.5);
}

.collection-cover {
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: center;
}

.collection-cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: translateX(var(--mockup-offset-x));
  transition: transform 0.4s ease;
}

.collection-card:hover .collection-cover img {
  transform: translateX(var(--mockup-offset-x)) scale(1.05);
}

.collection-cover--soon {
  font-family: var(--ff-title);
  color: var(--lavender);
  font-size: 0.85rem;
  letter-spacing: 1px;
  text-align: center;
  padding: 20px;
  opacity: 0.7;
}

.collection-body {
  padding: 20px 22px 24px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex: 1;
}

.collection-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--gold);
  margin: 0;
}

.collection-desc {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.82rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}

.collection-count {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--lavender);
}

.collection-count--soon { opacity: 0.6; }

.collection-link {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--lavender);
  text-decoration: none;
  letter-spacing: 1px;
  transition: color 0.3s ease;
  margin-top: 4px;
}

.collection-link:hover { color: var(--gold); }

.collection-empty {
  text-align: center;
  max-width: 480px;
  margin: 0 auto;
  padding: 40px 24px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,230,92,0.2);
  border-radius: 16px;
}

.collection-empty p {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.9rem;
  color: var(--text-muted);
  line-height: 1.7;
  margin-bottom: 20px;
}

.collection-empty-links {
  display: flex;
  justify-content: center;
  gap: 16px;
}

@media (max-width: 900px) {
  .collections-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
  .collections-grid { grid-template-columns: 1fr; }
  .collection-link { display: inline-block; padding: 12px 0; }
  .section--collection { padding-top: 110px; }
}

/* ═══════════════════ COLORING MYSTERIES ═══════════════════ */
.collection-lang-note {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--rose);
  text-align: center;
  margin: 8px auto 0;
}

.mysteries-cta {
  max-width: 560px;
  margin: 48px auto 0;
  padding: 28px 24px;
  text-align: center;
  background: rgba(255,255,255,0.08);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  border: 1px solid rgba(255,230,92,0.35);
  border-radius: 16px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.mysteries-cta-title {
  font-family: var(--ff-title);
  font-size: 1.4rem;
  color: var(--gold);
  margin: 0;
}

.mysteries-cta-text {
  font-family: 'Montserrat', sans-serif;
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Même gabarit que les boutons de la grande carte de l'accueil */
.mysteries-cta .btn-collection {
  width: 245px;
  max-width: 100%;
  container-type: inline-size;
}
.mysteries-cta .btn-collection .btn-bg--default { width: 100%; }
.mysteries-cta .btn-collection .btn-label {
  font-size: min(0.66rem, 4.3cqi);
  letter-spacing: 0.14em;
}