/*
 * Galerie des pièces jointes d'un article ou d'une page.
 *
 * Les images étaient des liens soulignés. La grille les montre, la
 * visionneuse les agrandit, et un clic sur l'image agrandie passe à la
 * suivante — le geste que l'on attend d'une galerie.
 */

:root {
  --gal-encre: #14243a;
  --gal-bleu: #1f5793;
  --gal-or: #c8a04a;
}

.gal-bloc { margin: 34px 0 10px; }

.gal-titre {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--gal-encre);
  margin: 0 0 14px;
}

.gal-titre::after {
  content: "";
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(200, 160, 74, .5), transparent);
}

.gal-compte {
  order: 3;
  font-size: .72rem;
  font-weight: 700;
  color: #667085;
  background: #f2f4f7;
  border-radius: 20px;
  padding: 2px 9px;
}

/* ----------------------------------------------------------- La grille */

.gal-grille {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: 10px;
}

.gal-vignette {
  position: relative;
  display: block;
  padding: 0;
  border: 1px solid #e4e7ec;
  border-radius: 10px;
  overflow: hidden;
  background: #eef1f5;
  cursor: zoom-in;
  aspect-ratio: 4 / 3;
  transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease;
}

.gal-vignette img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform .35s ease;
}

.gal-vignette:hover {
  transform: translateY(-2px);
  border-color: var(--gal-or);
  box-shadow: 0 10px 22px rgba(20, 36, 58, .14);
}

.gal-vignette:hover img { transform: scale(1.06); }

.gal-vignette:focus-visible {
  outline: 3px solid var(--gal-bleu);
  outline-offset: 2px;
}

.gal-loupe {
  position: absolute;
  right: 8px;
  bottom: 8px;
  width: 28px;
  height: 28px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(20, 36, 58, .78);
  color: #fff;
  font-size: .8rem;
  opacity: 0;
  transition: opacity .2s ease;
}

.gal-vignette:hover .gal-loupe,
.gal-vignette:focus-visible .gal-loupe { opacity: 1; }

/* Repli pour les navigateurs sans aspect-ratio. */
@supports not (aspect-ratio: 4 / 3) {
  .gal-vignette { height: 130px; }
}

/* --------------------------------------------------------- Documents */

.gal-documents { list-style: none; margin: 0; padding: 0; display: grid; gap: 8px; }

.gal-documents a {
  display: flex;
  align-items: center;
  gap: 13px;
  padding: 12px 14px;
  border: 1px solid #e4e7ec;
  border-radius: 11px;
  background: #fff;
  text-decoration: none;
  transition: border-color .18s ease, box-shadow .18s ease, transform .18s ease;
}

.gal-documents a:hover {
  border-color: var(--gal-or);
  box-shadow: 0 6px 16px rgba(20, 36, 58, .08);
  transform: translateY(-1px);
}

.gal-icone {
  flex: 0 0 38px;
  width: 38px;
  height: 38px;
  border-radius: 9px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #eef3f9;
  color: var(--gal-bleu);
  font-size: 1.15rem;
}

.gal-nom {
  flex: 1;
  min-width: 0;
  font-size: .93rem;
  font-weight: 600;
  color: var(--gal-encre);
  line-height: 1.35;
}

.gal-format {
  display: block;
  font-size: .74rem;
  font-weight: 500;
  color: #98a2b3;
  text-transform: uppercase;
  letter-spacing: .04em;
  margin-top: 2px;
}

.gal-fleche { color: #98a2b3; font-size: .9rem; }
.gal-documents a:hover .gal-fleche { color: var(--gal-bleu); }

/* ------------------------------------------------------ La visionneuse */

body.gal-ouverte { overflow: hidden; }

.gal-visionneuse {
  position: fixed;
  inset: 0;
  z-index: 10500;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 40px 16px 64px;
  background: rgba(10, 18, 30, .94);
  animation: gal-apparition .18s ease both;
}

@keyframes gal-apparition {
  from { opacity: 0; }
  to   { opacity: 1; }
}

.gal-scene {
  margin: 0;
  max-width: min(1100px, 92vw);
  max-height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.gal-grande {
  max-width: 100%;
  max-height: calc(100vh - 150px);
  object-fit: contain;
  border-radius: 8px;
  cursor: pointer;   /* un clic passe à la suivante */
  background: #0a121e;
}

.gal-legende {
  color: rgba(255, 255, 255, .82);
  font-size: .9rem;
  text-align: center;
  max-width: 60ch;
}

.gal-fermer,
.gal-precedent,
.gal-suivant {
  border: 1px solid rgba(255, 255, 255, .18);
  background: rgba(255, 255, 255, .08);
  color: #fff;
  border-radius: 50%;
  cursor: pointer;
  line-height: 1;
  transition: background .18s ease, border-color .18s ease;
}

.gal-fermer:hover,
.gal-precedent:hover,
.gal-suivant:hover {
  background: var(--gal-or);
  border-color: var(--gal-or);
  color: var(--gal-encre);
}

.gal-fermer {
  position: absolute;
  top: 16px;
  right: 18px;
  width: 42px;
  height: 42px;
  font-size: 1.6rem;
}

.gal-precedent,
.gal-suivant {
  flex: 0 0 46px;
  width: 46px;
  height: 46px;
  font-size: 1.9rem;
}

.gal-position {
  position: absolute;
  bottom: 22px;
  left: 50%;
  transform: translateX(-50%);
  color: rgba(255, 255, 255, .7);
  font-size: .84rem;
  letter-spacing: .08em;
}

@media (max-width: 575px) {
  .gal-visionneuse { padding: 56px 8px 60px; gap: 4px; }
  .gal-precedent, .gal-suivant { flex: 0 0 38px; width: 38px; height: 38px; font-size: 1.5rem; }
  .gal-grille { grid-template-columns: repeat(auto-fill, minmax(120px, 1fr)); }
}

@media (prefers-reduced-motion: reduce) {
  .gal-visionneuse { animation: none; }
  .gal-vignette, .gal-vignette img, .gal-documents a { transition: none; }
  .gal-vignette:hover { transform: none; }
  .gal-vignette:hover img { transform: none; }
}