* {
      box-sizing: border-box;
      scroll-behavior: smooth;
    }
    :root {
      --main-blue: #0056cc;
    }
    body {
      font-family: 'Nunito', sans-serif;
      line-height: 1.6;
      margin: 0;
      padding: 0;
      background-color: #f0f2f5;
      color: #333;
    }
    header {
      background: linear-gradient(135deg, var(--main-blue), #1a75ff);
      color: white;
      padding: 30px 15px 20px;
      text-align: center;
      position: relative;
    }
    header img.logo-image {
      height: 100px;
      border-radius: 50%;
      background-color: white;
      padding: 10px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
      margin-bottom: 10px;
    }
    nav {
      background: #fff;
      display: flex;
      justify-content: center;
      align-items: center;
      gap: 30px;
      padding: 15px;
      box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
      flex-wrap: wrap;
    }
    nav a {
      color: var(--main-blue);
      font-weight: bold;
      text-decoration: none;
      padding: 8px 16px;
      border-radius: 5px;
      transition: all 0.3s ease;
    }
    nav a:hover {
      background-color: var(--main-blue);
      color: white;
    }
    nav select {
      padding: 8px 12px;
      border-radius: 6px;
      border: 1px solid #ccc;
      font-size: 1em;
      background-color: white;
      color: #333;
    }
    section {
      max-width: 900px;
      margin: 40px auto;
      background: white;
      padding: 30px;
      border-radius: 12px;
      box-shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
      transition: transform 0.3s ease;
    }
    section:hover {
      transform: translateY(-4px);
    }
    footer {
      text-align: center;
      padding: 20px;
      background: var(--main-blue);
      color: white;
    }
    a {
      color: var(--main-blue);
    }
    .video-preview {
      text-align: center;
    }
    .video-preview img {
      width: 100%;
      max-width: 600px;
      border-radius: 10px;
      margin-top: 10px;
      box-shadow: 0 6px 14px rgba(0, 0, 0, 0.2);
    }

   .gallery-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 20px;
      padding: 20px;
      justify-items: center;
    }
    .gallery-grid img {
      width: 100%;
      max-width: 100%;
      border-radius: 12px;
      box-shadow: 0 6px 12px rgba(0, 0, 0, 0.1);
    }
    .gallery-grid img.visible {
      opacity: 1;
      transform: translateY(0);
    }
    #map {
      height: 500px;
      width: 100%;
      margin-top: 20px;
      border-radius: 10px;
    }

/* === Sticky Footer (Flexbox) === */
html, body { height: 100%; }
body { display: flex; min-height: 100vh; flex-direction: column; }
main#content { flex: 1 0 auto; }
footer { flex-shrink: 0; } /* footer stays at the bottom when content is short */