/* ==== Immersive gallery: parallaxe ciel + plumes + ambiance ==== */

.sky-parallax {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  background: linear-gradient(180deg, #d6e4f0 0%, #f0e6d2 60%, #faf8f3 100%);
}
.sky-layer {
  position: absolute;
  left: 0; right: 0;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  will-change: transform;
}
.sky-far  { top: 0;   height: 60vh; opacity: .4;
  background-image: radial-gradient(ellipse at 30% 30%, #ffffff 0%, transparent 60%),
                    radial-gradient(ellipse at 70% 50%, #ffffff 0%, transparent 65%);
}
.sky-mid  { top: 5vh; height: 60vh; opacity: .55;
  background-image: radial-gradient(ellipse at 50% 70%, rgba(255,255,255,.7) 0%, transparent 60%);
}
.sky-near { top: 20vh; height: 60vh; opacity: .35;
  background-image: radial-gradient(ellipse at 20% 40%, rgba(201,169,110,.25) 0%, transparent 70%);
}

#feathers-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
}

.page-header {
  padding: 4rem 0 2rem;
  text-align: center;
}
.page-header h1 { font-family: var(--font-serif, 'Playfair Display', serif); font-size: 2.6rem; }
.section-eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: .2em;
  font-size: .8rem;
  color: var(--gold, #C9A96E);
  margin-bottom: .5rem;
}

.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 2rem;
  border-bottom: 1px solid rgba(0,0,0,.08);
  margin-bottom: 2rem;
}
.filters-bar .filter-group { display: flex; gap: .5rem; flex-wrap: wrap; }

.masonry {
  column-count: 4;
  column-gap: 1.25rem;
}
@media (max-width: 1199px) { .masonry { column-count: 3; } }
@media (max-width: 767px)  { .masonry { column-count: 2; } }
@media (max-width: 479px)  { .masonry { column-count: 1; } }
.masonry > * {
  break-inside: avoid;
  margin-bottom: 1.25rem;
  display: block;
}

/* ===== Section "Œuvres populaires" ===== */
.popular-section { margin-bottom: 2.5rem; }
.popular-title {
  font-family: var(--font-serif);
  font-size: 1.4rem;
  font-weight: 500;
  margin: 0 0 1.25rem;
  display: flex;
  align-items: center;
  gap: .55rem;
  color: var(--charcoal);
}
.popular-title i { color: #e63955; font-size: 1.05rem; }
.popular-title--rest { margin-top: 1rem; }
.section-divider {
  border: 0;
  border-top: 1px solid rgba(0,0,0,.08);
  margin: 2rem 0 1.5rem;
}
.popular-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
@media (max-width: 1199px) { .popular-grid { grid-template-columns: repeat(3, 1fr); } }
@media (max-width: 767px)  { .popular-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 479px)  { .popular-grid { grid-template-columns: 1fr; } }
.popular-card .popular-image {
  aspect-ratio: 4 / 5;
}
.popular-card .popular-image img {
  width: 100%; height: 100%; object-fit: cover;
}

.artwork-card {
  background: #fff;
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
  transition: transform .3s ease, box-shadow .3s ease;
}
.artwork-card:hover { transform: translateY(-4px); box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.artwork-card-image { position: relative; overflow: hidden; aspect-ratio: auto; height: auto; background: #f4ecd8; }
.artwork-card-image img { width: 100%; height: auto; object-fit: contain; display: block; transition: transform .6s ease; }
.artwork-card:hover .artwork-card-image img { transform: scale(1.04); }
.artwork-card-overlay {
  position: absolute; inset: 0; display: flex; align-items: center; justify-content: center;
  background: rgba(28,28,30,.0); opacity: 0; transition: all .3s;
}
.artwork-card:hover .artwork-card-overlay { background: rgba(28,28,30,.35); opacity: 1; }
.btn-view {
  background: var(--gold, #C9A96E); color: #fff;
  padding: .5rem 1.5rem; border-radius: 999px; font-size: .85rem;
  letter-spacing: .15em; text-transform: uppercase;
}
.artwork-card-body { padding: 1rem 1.25rem 1.25rem; }
.artwork-card-title {
  font-family: var(--font-serif, 'Playfair Display', serif);
  font-size: 1.15rem; color: var(--charcoal, #1C1C1E);
}
.artwork-card-meta { font-size: .85rem; color: var(--muted, #6c757d); }

/* Sort select pointer */
#sort-select { cursor: pointer; }

@media (prefers-reduced-motion: reduce) {
  .sky-layer, .artwork-card, .artwork-card-image img { transition: none !important; transform: none !important; }
  #feathers-canvas { display: none; }
}