/* Style global */
body {
  font-family: Arial, sans-serif;
  margin: 0;
  padding: 0;
  min-height: 100vh;
  position: relative;
  color: #fff;
}

/* Image de fond + overlay */
body::before {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: url('/images/IMG_5921.JPG'); /* chemin fixé */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  z-index: -2;
}

body::after {
  content: "";
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.25);
  z-index: -1;
}

/* Header */
header {
  background-color: rgba(51, 51, 51, 0.5);
  padding: 10px;
  text-align: center;
}

.titre-principal {
  color: lime;
}

.sous-titre,
.titre-secondaire {
  color: #bcd4da;
}

/* Navigation */
nav {
  background-color: rgba(85, 85, 85, 0.5);
  padding: 10px;
  text-align: center;
}

nav a {
  color: #fff;
  text-decoration: none;
  padding: 10px;
  margin: 5px;
}

nav a:hover {
  text-decoration: underline;
}

/* Contenu principal */
main {
  padding: 20px;
  background: transparent;
  max-width: 1400px;
  margin: 20px auto;
}

.infotop {
  margin-bottom: 15px;
  font-style: italic;
}

/* Galerie en grille */
.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 15px;
  margin-top: 20px;
}

.gallery a {
  display: block;
}

.gallery img {
  width: 100%;
  height: auto;
  border-radius: 6px;
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery img:hover {
  transform: scale(1.05);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.5);
}

/* Footer */
footer {
  background-color: rgba(51, 51, 51, 0.5);
  color: #fff;
  text-align: center;
  padding: 20px;
  margin-top: 20px;
}

footer a {
  color: #fff;
  text-decoration: underline;
}