* {
      box-sizing: border-box;
    }
    body {
      font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
      margin: 0;
      padding: 0;
      line-height: 1.6;
      background: #f4f4f4;
      color: #333;
      transition: background 0.5s, color 0.5s;
    }
    body.dark-mode {
      background: #121212;
      color: #e0e0e0;
    }
    header {
      background: linear-gradient(to right, #0077cc, #005fa3);
      color: #fff;
      padding: .5rem 2rem;
      text-align: center;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
    }
    section {
      padding: 2rem;
      margin: 2rem auto;
      max-width: 960px;
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 6px 12px rgba(0,0,0,0.1);
      transition: transform 0.3s, background 0.3s;
    }
    section:hover {
      transform: translateY(-3px);
      background: #fdfdfd;
    }
    h2 {
      color: #0077cc;
      margin-top: 0;
    }
    img {
      max-width: 100%;
      height: auto;
      margin: 1rem 0;
      border-radius: 10px;
      box-shadow: 0 2px 6px rgba(0,0,0,0.1);
    }
    .button {
      display: inline-block;
      margin: .1rem auto;
      padding: 0.7rem 1.2rem;
      background: #0077cc;
      color: white;
      text-decoration: none;
      border-radius: 6px;
      transition: background 0.3s ease;
      cursor: pointer;
      border: none;
    }
    .button:hover {
      background: #005fa3;
    }
    ul {
      padding-left: 1.2rem;
    }
    ul li {
      margin-bottom: 0.5rem;
    }
    footer {
      text-align: center;
      padding: 2rem;
      background: #0077cc;
      color: #fff;
      margin-top: 4rem;
    }
    .link{
      text-align: center;
      box-shadow: none;
      background: #f4f4f4;
    }
    .eda-slider {
      display: flex;
      overflow-x: auto;
      scroll-snap-type: x mandatory;
      gap: 1.2rem;
      padding-bottom: 1rem;
    }
    .eda-slide {
      flex: 0 0 90%;
      scroll-snap-align: center;
      background: #f6f4f4;
      border-radius: 10px;
      box-shadow: 0 4px 10px rgba(0,0,0,0.1);
      padding: 0rem .5rem;
      transition: transform 0.3s;
    }
    .eda-slide img {
      border-radius: 10px;
      max-width: 100%;
      display: block;
    }
    .eda-slide p {
      margin-top: 0.5rem;
    }
    .cluster-image {
      display: block;
      margin: 1rem auto;
      max-width: 90%;
      border: 2px solid #ccc;
      border-radius: 8px;
    }
    @media (max-width: 600px) {
      section {
        padding: 1.2rem;
        margin: 1.2rem;
      }
      header h1 {
        font-size: 1.6rem;
      }
    }