x);
    }

    .footer-bottom {
      background: rgba(0, 0, 0, 0.2);
      padding: 1.5rem 2rem;
      text-align: center;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-bottom p {
      margin: 0.5rem 0;
      color: rgba(255, 255, 255, 0.9);
    }

    .footer-tagline {
      font-size: 0.9rem;
      color: rgba(255, 255, 255, 0.7);
    }

    @media (max-width: 768px) {
      .about-header {
        padding: 2rem 1rem;
      }
      
      .card {
        padding: 1.5rem;
     