.stp-section {
    font-family: sans-serif;
    position: relative;
    margin-bottom: 100px;
  }

  .stp-sash {
    background: linear-gradient(to right, #004080, #2a8cc7);
    color: white;
    text-align: center;
    padding: 40px 20px;
    border-bottom-left-radius: 30px;
    border-bottom-right-radius: 30px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
  }

  .stp-sash h2 {
    font-family: Calibri;
    font-size: 28px;
    margin: 0;
  }

  .stp-cards {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: -25px;
    padding: 0 20px;
  }

  .stp-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(5px);
    border-radius: 16px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
    padding: 20px;
    max-width: 300px;
    flex: 1 1 250px;
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }

  .stp-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.2);
  }

  .stp-card h3 {
    font-family: Calibri;
    color: #1e3a8a;
    margin-bottom: 10px;
    font-size: 20px;
  }

  .stp-card p {
    font-family: Calibri;
    font-size: 1.0rem;
    color: #333;
  }

  @media (max-width: 768px) {
    .stp-cards {
      flex-direction: column;
      align-items: center;
    }
  }