footer .center {
  background: rgba(0, 0, 0, 0.7); /* Fond semi-transparent pour la lisibilité */
  padding: 16px;
  border-radius: 8px;
  max-width: 300px; /* Limite la largeur pour un affichage net */
  margin: 0 auto; /* Garde le contenu centré */
}

footer p, footer ul li a {
  color: #e0f7fa; /* Couleur claire pour contraster */
  text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5); /* Ombre pour lisibilité */
}

footer ul {
  margin: 0 0 16px 20px;
  padding: 0;
}

footer ul li {
  position: relative;
  margin: 8px 0;
}

footer ul li::before {
  content: "🎲"; /* Conserve les puces */
  color: #ff4444;
  font-size: 0.9em;
  margin-right: 8px;
}
   .gallery {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
      gap: 15px;
      max-width: 1200px;
      margin: auto;
    }

    .gallery img {
      width: 100%;
      aspect-ratio: 1/1;
      object-fit: cover;
      border-radius: 12px;
      cursor: pointer;
      transition: transform 0.3s;
    }

    .gallery img:hover {
      transform: scale(1.5);
    }

    .lightbox {
      display: none;
      position: fixed;
      top: 0; left: 0;
      width: 100%; height: 100%;
      background: rgba(0,0,0,0.9);
      justify-content: center;
      align-items: center;
      z-index: 1000;
    }

    .lightbox.active {
      display: flex;
    }

    .lightbox img {
      max-width: 90%;
      max-height: 90%;
      border-radius: 10px;
    }

    .lightbox::after {
      content: '✕';
      position: absolute;
      top: 20px;
      right: 30px;
      font-size: 2rem;
      color: white;
      cursor: pointer;
    }
        body {
            background: linear-gradient(135deg, #f3e7e9 0%, #e0f7fa 100%);
            background-size: cover;
            font-family: sans-serif;
            position: relative;
            margin: 0;
        }
        .center {
            display: flex;
            justify-content: center;
            align-items: center;
            margin-left: auto;
            margin-right: auto;
            width: 100%;
            flex-direction: column;
        }
        .center ul {
            list-style: none;
            padding: 0;
            text-align: center;
        }
        .center ul li {
            margin: 8px 0;
        }
        .center ul li a {
            text-decoration: none;
            color: #e0f7fa;
            transition: color 0.3s ease;
        }
        .center ul li a:hover {
            color: #facc15;
        }
        header {
            background: linear-gradient(90deg, #1e40af, #9333ea);
            border-bottom: 5px solid #000;
            box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            padding: 24px 0;
            position: relative;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        header h1 {
            color: #ff4444;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
            font-size: 2.25rem;
            font-weight: bold;
            margin: 0 20px;
            text-align: center;
            flex-grow: 1;
        }
        header p {
            color: #facc15;
            font-size: 1.125rem;
            margin: 8px 20px 0;
            text-align: center;
            flex-grow: 1;
        }
        header img.logo {
            max-width: 200px;
            max-height: 150px;
            vertical-align: middle;
            margin-right: 20px;
        }
        nav {
            background: #1e293b;
            border-bottom: 2px solid #9333ea;
            padding: 16px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            width: 100%;
        }
        nav .nav-links {
            margin: 0 auto;
            text-align: center;
            display: flex;
            justify-content: center;
        }
        nav a {
            color: #e0f7fa;
            font-weight: 500;
            text-decoration: none;
            margin: 0 24px;
            transition: color 0.3s ease;
        }
        nav a:hover {
            color: #facc15;
        }
        .hamburger {
            display: none;
            font-size: 24px;
            background: none;
            border: none;
            color: #e0f7fa;
            cursor: pointer;
            padding: 10px;
        }
        section h2 {
            color: #1e40af;
            border-bottom: 2px solid #ff4444;
            padding-bottom: 8px;
            font-size: 1.875rem;
            font-weight: 600;
            margin: 0 auto 16px;
            text-align: center;
        }
        section h3, section h4 {
            color: #9333ea;
            font-size: 1.5rem;
            font-weight: 600;
            margin: 24px 0 8px;
        }
        main {
            margin: 0 auto;
            padding: 32px;
            position: relative;
        }
        p {
            color: #374151;
            font-size: 1.125rem;
            line-height: 1.5;
            margin: 0 0 16px;
        }
        ul {
            color: #374151;
            margin: 0 0 16px 20px;
        }
        ul li {
            position: relative;
            margin: 8px 0;
        }
        ul li::before {
            content: "🎲";
            color: #ff4444;
            font-size: 0.9em;
            margin-right: 8px;
        }
        a {
            color: #9333ea;
            text-decoration: underline;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #facc15;
        }
        footer {
            background: linear-gradient(90deg, #1e40af, #9333ea);
            border-top: 5px solid #000;
            box-shadow: 0 -4px 6px rgba(0, 0, 0, 0.1);
            padding: 24px 0;
        }
        footer p {
            color: #e0f7fa;
            margin: 0;
            text-align: center;
         
        }
        #plan {
            max-width: 50%;
            height: auto;
            cursor: pointer;
            transition: transform 0.3s ease;
            display: block;
            margin: 0 auto;
        }
        #plan.expanded {
            transform: scale(1.5);
        }
        .scroll-to-top {
            position: fixed;
            bottom: 20px;
            right: 20px;
            background-color: #444;
            color: #eee;
            border: 1px solid #ccc;
            border-radius: 50%;
            width: 40px;
            height: 40px;
            text-align: center;
            line-height: 40px;
            font-size: 20px;
            cursor: pointer;
            box-shadow: none;
            transition: background-color 0.2s ease, color 0.2s ease;
            opacity: 0;
            visibility: hidden;
        }
        .scroll-to-top.visible {
            opacity: 1;
            visibility: visible;
        }
        .scroll-to-top:hover {
            background-color: #666;
            color: #fff;
        }
        .scroll-to-top::after {
            content: "↑";
            color: #eee;
        }
        .logo-container {
            display: flex;
            justify-content: center;
            align-items: center;
            height: 150px;
        }
        .social-button {
            display: inline-flex;
            justify-content: center;
            align-items: center;
            width: 40px;
            height: 40px;
            margin: 0 10px;
            border-radius: 50%;
            background-color: #1e293b;
            color: #e0f7fa;
            font-size: 20px;
            transition: transform 0.3s ease, background-color 0.3s ease, color 0.3s ease;
            text-decoration: none;
        }
        .social-button:hover {
            transform: scale(1.1);
            background-color: #facc15;
            color: #1e293b;
        }
        .menu-button-mobile-only {
            display: none;
            padding: 10px 20px;
            background-color: #1e293b;
            color: #e0f7fa;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            margin: 10px auto;
            text-align: center;
        }
        .menu-button-mobile-only:hover {
            background-color: #facc15;
            color: #1e293b;
        }
/* Media query for mobile devices */
@media (max-width: 768px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr); /* Ensure exactly 2 images per row */
    gap: 8px; /* Smaller gap for mobile */
  }

  .gallery img {
    width: 100%; /* Ensure images fit the smaller columns */
  }

}
@media (max-width: 480px) {
  .gallery {
    grid-template-columns: repeat(2, 1fr); /* Still 2 columns */
    gap: 6px; /* Even smaller gap */
  }

 
}
        @media (max-width: 640px) {
             
            .hamburger {
                display: block;
                position: absolute;
                right: 10px;
                top: 10px;
            }
            nav .nav-links {
                display: none;
                flex-direction: column;
                background: #1e293b;
                padding: 10px;
                position: absolute;
                top: 50px;
                left: 0;
                right: 0;
                z-index: 99;
            }
            nav .nav-links.active {
                display: flex;
            }
            nav a {
                margin: 10px 0;
                font-size: 1.2rem;
            }
            section h2 {
                font-size: 1.5rem;
            }
            main {
                padding: 16px;
            }
            header {
                flex-direction: column;
                text-align: center;
            }
            header img.logo {
                margin: 10px auto 0;
            }
            header h1, header p {
                margin: 0;
            }
            .menu-button-mobile-only {
                display: block;
            }
            nav {
                display: none;
            }
            nav.active {
                display: block;
            }
        }