 1100px;
      margin: 50px auto;
      padding: 20px;
      background: #fff;
      border-radius: 12px;
      box-shadow: 0 0 15px rgba(0, 0, 0, 0.1);
      transition: background-color 0.3s ease, color 0.3s ease;
    }

    h2 {
      text-align: center;
      font-size: 2rem;
      margin-bottom: 10px;
    }

    .subtitle {
      text-align: center;
      color: #555;
      margin-bottom: 30px;
      transition: color 0.3s ease;
    }

    .card-container,
    .icon-container,
    .steps-container {
  