/* ════════════════════════════════════════════════════════════════
   ATTIÉKÉ TOUR — GALERIE PUBLIQUE
   assets/css/gallery.css
   ════════════════════════════════════════════════════════════════ */

:root {
  --vert:   #1b5e20;
  --rouge:  #c62828;
  --or:     #f9a825;
  --creme:  #fdf6ec;
  --dark:   #0d1f0f;
  --radius: 14px;
  --shadow: 0 8px 32px rgba(0,0,0,.18);
}

/* ── Reset ──────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── Page ────────────────────────────────────────────────────── */
.gal-page {
  min-height: 100vh;
  background: var(--creme);
  font-family: 'Segoe UI', system-ui, sans-serif;
  padding-bottom: 80px;
}

/* ── Header ───────────────────────────────────────────────────── */
.gal-header {
  background: var(--vert);
  padding: 22px 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 4px 24px rgba(0,0,0,.3);
}
.gal-header-logo img {
  height: 52px;
  object-fit: contain;
  filter: drop-shadow(0 2px 6px rgba(0,0,0,.4));
}
.gal-header-title {
  font-family: 'Bebas Neue', cursive;
  font-size: 1.7rem;
  color: #fff;
  letter-spacing: 2px;
}
.gal-header-sub {
  font-size: .75rem;
  color: rgba(255,255,255,.55);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-top: 1px;
}
.gal-back-btn {
  display: none;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,.12);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 30px;
  cursor: pointer;
  transition: all .25s;
  text-decoration: none;
}
.gal-back-btn.visible { display: flex; }
.gal-back-btn:hover { background: var(--or); border-color: var(--or); color: var(--vert); }
.gal-back-btn svg { width: 16px; height: 16px; }

/* ── Section hero bannière ────────────────────────────────────── */
.gal-hero {
  background: linear-gradient(135deg, var(--dark) 0%, #1b5e20 60%, #0d1f0f 100%);
  padding: 56px 40px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}
.gal-hero::before {
  content: '';
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse at 25% 50%, rgba(249,168,37,.12) 0%, transparent 55%),
    radial-gradient(ellipse at 75% 30%, rgba(198,40,40,.1) 0%, transparent 50%);
}
.gal-hero-label {
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--or);
  margin-bottom: 12px;
  position: relative;
}
.gal-hero-title {
  font-family: 'Bebas Neue', cursive;
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  color: #fff;
  letter-spacing: 2px;
  position: relative;
}
.gal-hero-desc {
  font-size: .95rem;
  color: rgba(255,255,255,.55);
  margin-top: 10px;
  position: relative;
}

/* ── Container ────────────────────────────────────────────────── */
.gal-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 32px;
}

/* ════════════════════════════════════════════════════════════════
   VUE : GRILLE D'ALBUMS
   ════════════════════════════════════════════════════════════════ */
#view-albums { display: block; }
#view-photos { display: none; }

.albums-header {
  padding: 40px 0 24px;
  display: flex;
  align-items: baseline;
  gap: 16px;
}
.albums-heading {
  font-family: 'Bebas Neue', cursive;
  font-size: 2rem;
  color: var(--vert);
  letter-spacing: 1px;
}
.albums-count {
  font-size: .8rem;
  color: #999;
  font-weight: 600;
  letter-spacing: 1px;
}

/* Grille albums */
.albums-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
  padding-bottom: 60px;
}

.album-card {
  border-radius: var(--radius);
  overflow: hidden;
  background: #fff;
  box-shadow: var(--shadow);
  cursor: pointer;
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s;
  position: relative;
}
.album-card:hover {
  transform: translateY(-6px) scale(1.02);
  box-shadow: 0 20px 60px rgba(0,0,0,.22);
}
.album-card-cover {
  position: relative;
  aspect-ratio: 4/3;
  overflow: hidden;
  background: #111;
}
.album-card-cover img {
  width: 100%; height: 100%;
  object-fit: cover;
  transition: transform .6s ease;
  display: block;
}
.album-card:hover .album-card-cover img { transform: scale(1.08); }

.album-card-cover-placeholder {
  width: 100%; height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #2e7d32, #1b5e20);
  font-size: 4rem;
}

.album-card-badge {
  position: absolute;
  top: 12px; right: 12px;
  background: rgba(0,0,0,.65);
  backdrop-filter: blur(6px);
  color: #fff;
  font-size: .7rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 20px;
  letter-spacing: .5px;
}

.album-card-overlay {
  position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,.7) 0%, transparent 50%);
  opacity: 0;
  transition: opacity .3s;
}
.album-card:hover .album-card-overlay { opacity: 1; }

.album-card-overlay-text {
  position: absolute;
  bottom: 14px; left: 14px;
  color: #fff;
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: 1px;
  opacity: 0;
  transform: translateY(8px);
  transition: all .3s .05s;
}
.album-card:hover .album-card-overlay-text {
  opacity: 1;
  transform: translateY(0);
}

.album-card-body {
  padding: 16px 20px 18px;
}
.album-card-title {
  font-family: 'Bebas Neue', cursive;
  font-size: 1.35rem;
  color: var(--vert);
  letter-spacing: 1px;
}
.album-card-meta {
  font-size: .75rem;
  color: #999;
  margin-top: 4px;
  display: flex;
  align-items: center;
  gap: 6px;
}
.album-card-meta::before {
  content: '';
  display: inline-block;
  width: 20px; height: 2px;
  background: var(--or);
}

/* État vide */
.albums-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 80px 20px;
  color: #aaa;
}
.albums-empty-icon { font-size: 4rem; margin-bottom: 16px; }
.albums-empty p { font-size: 1rem; }

/* ════════════════════════════════════════════════════════════════
   VUE : PHOTOS D'UN ALBUM
   ════════════════════════════════════════════════════════════════ */
.photos-header {
  padding: 36px 0 20px;
  display: flex;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
.photos-album-title {
  font-family: 'Bebas Neue', cursive;
  font-size: 2rem;
  color: var(--vert);
  letter-spacing: 1px;
}
.photos-count-badge {
  background: var(--or);
  color: var(--dark);
  font-size: .7rem;
  font-weight: 800;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 1px;
}

/* Masonry grid */
.masonry-grid {
  columns: 4;
  column-gap: 16px;
  padding-bottom: 60px;
}
@media (max-width: 1200px) { .masonry-grid { columns: 3; } }
@media (max-width: 768px)  { .masonry-grid { columns: 2; } }
@media (max-width: 480px)  { .masonry-grid { columns: 1; } }

.masonry-item {
  break-inside: avoid;
  margin-bottom: 16px;
  border-radius: 10px;
  overflow: hidden;
  cursor: pointer;
  position: relative;
  background: #e0e0e0;
  box-shadow: 0 4px 16px rgba(0,0,0,.12);
  transition: transform .3s cubic-bezier(.34,1.56,.64,1), box-shadow .3s;
}
.masonry-item:hover {
  transform: scale(1.025);
  box-shadow: 0 12px 40px rgba(0,0,0,.25);
  z-index: 2;
}
.masonry-item img {
  width: 100%;
  display: block;
  object-fit: cover;
  transition: transform .4s ease;
  /* lazy */
  opacity: 0;
  transition: opacity .5s ease;
}
.masonry-item img.loaded { opacity: 1; }
.masonry-item:hover img { transform: scale(1.04); }

.masonry-item-overlay {
  position: absolute; inset: 0;
  background: rgba(0,0,0,0);
  transition: background .3s;
  display: flex;
  align-items: center;
  justify-content: center;
}
.masonry-item:hover .masonry-item-overlay { background: rgba(0,0,0,.3); }
.masonry-item-overlay svg {
  color: #fff;
  width: 36px; height: 36px;
  opacity: 0;
  transform: scale(0.7);
  transition: all .3s;
}
.masonry-item:hover .masonry-item-overlay svg { opacity: 1; transform: scale(1); }

.masonry-item-caption {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: linear-gradient(transparent, rgba(0,0,0,.7));
  color: #fff;
  font-size: .72rem;
  padding: 20px 10px 8px;
  opacity: 0;
  transition: opacity .3s;
}
.masonry-item:hover .masonry-item-caption { opacity: 1; }

/* ════════════════════════════════════════════════════════════════
   LIGHTBOX
   ════════════════════════════════════════════════════════════════ */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  visibility: hidden;
  opacity: 0;
  transition: all .3s ease;
}
.lightbox.open { visibility: visible; opacity: 1; }

.lightbox-backdrop {
  position: absolute; inset: 0;
  background: rgba(0,0,0,.92);
  backdrop-filter: blur(12px);
  cursor: zoom-out;
}

.lightbox-inner {
  position: relative;
  z-index: 1;
  max-width: 92vw;
  max-height: 92vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.lightbox-img-wrap {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: 0 30px 80px rgba(0,0,0,.6);
  max-height: 80vh;
  transition: transform .35s cubic-bezier(.25,1,.5,1);
}
.lightbox-img {
  max-width: 88vw;
  max-height: 80vh;
  object-fit: contain;
  display: block;
  border-radius: 12px;
  transition: opacity .25s;
}
.lightbox-img.fading { opacity: 0; }

.lightbox-caption {
  color: rgba(255,255,255,.65);
  font-size: .82rem;
  text-align: center;
  letter-spacing: .5px;
}

.lightbox-counter {
  position: absolute;
  top: -40px;
  left: 0;
  color: rgba(255,255,255,.4);
  font-size: .75rem;
  font-weight: 700;
  letter-spacing: 2px;
}

/* Boutons */
.lightbox-btn {
  position: fixed;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  width: 52px; height: 52px;
  border-radius: 50%;
  font-size: 1.4rem;
  cursor: pointer;
  transition: all .25s;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  line-height: 1;
}
.lightbox-btn:hover { background: var(--or); border-color: var(--or); color: var(--dark); transform: translateY(-50%) scale(1.1); }
.lightbox-prev { left: 20px; }
.lightbox-next { right: 20px; }

.lightbox-close {
  position: fixed;
  top: 20px; right: 20px;
  z-index: 2;
  background: rgba(255,255,255,.1);
  border: 1px solid rgba(255,255,255,.2);
  color: #fff;
  width: 44px; height: 44px;
  border-radius: 50%;
  font-size: 1.1rem;
  cursor: pointer;
  transition: all .25s;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
}
.lightbox-close:hover { background: var(--rouge); border-color: var(--rouge); }

/* Skeleton loader */
.masonry-skeleton {
  height: 200px;
  background: linear-gradient(90deg, #e0e0e0 25%, #f0f0f0 50%, #e0e0e0 75%);
  background-size: 200% 100%;
  animation: shimmer 1.4s infinite;
  border-radius: 10px;
  margin-bottom: 16px;
}
@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Responsive header ──────────────────────────────────────── */
@media (max-width: 600px) {
  .gal-header { padding: 14px 20px; }
  .gal-container { padding: 0 16px; }
  .gal-hero { padding: 36px 20px 30px; }
  .lightbox-prev { left: 8px; }
  .lightbox-next { right: 8px; }
}