body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 20px;
    background-color: #f4f6f8;
    color: #333;
  }
  
  h1 {
    text-align: center;
    margin-bottom: 40px;
    font-size: 2em;
    color: #102a43;
  }
  
  .grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 25px;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .card {
    background-color: #fff;
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.06);
    overflow: hidden;
    transition: transform 0.2s ease-in-out;
  }
  
  .card:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
  }
  
  .card video,
  .card img {
    width: 100%;
    border-bottom: 1px solid #eee;
    border-radius: 16px 16px 0 0;
    display: block;
  }
  
  .caption {
    padding: 15px 20px;
    font-size: 15px;
    color: #444;
    font-weight: 500;
    background-color: #fafafa;
    line-height: 1.4;
  }
  
  .text-card {
    padding: 20px;
    display: flex;
    flex-direction: column;
  }
  
  .text-card h3 {
    margin: 0 0 10px;
    font-size: 18px;
    color: #e50000;
  }
  
  .text-card .date {
    font-size: 13px;
    color: #888;
    margin-bottom: 15px;
  }
  
  .text-card p {
    font-size: 14px;
    line-height: 1.6;
    flex-grow: 1;
  }
  
  .text-card a {
    margin-top: 15px;
    padding: 8px 16px;
    background: #0056b3;
    color: white;
    border-radius: 6px;
    text-decoration: none;
    font-size: 14px;
    align-self: flex-start;
    transition: background-color 0.2s;
  }
  
  .text-card a:hover {
    background-color: #003d82;
  }
  
  @media (max-width: 768px) {
    .grid-container {
      grid-template-columns: 1fr;
    }
  }