/* ============================================================
   CHALET SYLVANA — Galerie complète (s'ajoute à style.css)
   ============================================================ */

.galerie-main { padding-top: 70px; }

.galerie-hero {
  background: var(--vert-fonce);
  color: var(--blanc-neige);
  text-align: center;
  padding: 3.5rem 1.5rem 3rem;
}
.galerie-hero h1 {
  font-family: var(--serif, Georgia, "Times New Roman", serif);
  font-weight: 500;
  letter-spacing: .05em;
  font-size: clamp(1.9rem, 5vw, 2.8rem);
}
.galerie-hero p {
  margin-top: .6rem;
  color: var(--beige-bois);
  font-style: italic;
}

/* Grille de toutes les photos */
.galerie-grid {
  max-width: 1100px;
  margin: 2.5rem auto;
  padding: 0 1rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: .6rem;
}
@media (min-width: 600px) { .galerie-grid { grid-template-columns: repeat(3, 1fr); } }
@media (min-width: 900px) { .galerie-grid { grid-template-columns: repeat(4, 1fr); } }

.galerie-grid img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 2px;
  background: var(--beige-bois);
  display: block;
  cursor: zoom-in;
  transition: opacity .2s, transform .2s;
}
.galerie-grid img:hover { opacity: .9; transform: scale(1.012); }

.galerie-back { text-align: center; padding: .5rem 1rem 4rem; }

/* ---- Lightbox (plein écran au clic) ---- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(20, 28, 24, .93);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 2.5rem 1rem;
}
.lightbox.is-open { display: flex; }
.lightbox img {
  max-width: 100%;
  max-height: 88vh;
  border-radius: 2px;
  box-shadow: 0 12px 45px rgba(0, 0, 0, .55);
}
.lightbox__close,
.lightbox__nav {
  position: absolute;
  background: none;
  border: 0;
  color: #fff;
  cursor: pointer;
  line-height: 1;
  padding: .3rem .8rem;
  user-select: none;
  transition: color .2s;
}
.lightbox__close { top: .4rem; right: .6rem; font-size: 2.6rem; }
.lightbox__nav { top: 50%; transform: translateY(-50%); font-size: 3rem; }
.lightbox__prev { left: .2rem; }
.lightbox__next { right: .2rem; }
.lightbox__close:hover,
.lightbox__nav:hover { color: var(--beige-bois); }