/* Reset and base */
body, html {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: #f9fafb;
    color: #222;
  }
  
  /* Header */
  .header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 40px;
    background: white;
    box-shadow: 0 2px 5px rgb(0 0 0 / 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
  }
  
  .logo img {
    height: 40px;
  }
  
  .navbar a {
    margin-right: 25px;
    text-decoration: none;
    color: #444;
    font-weight: 600;
    transition: color 0.3s ease;
  }
  
  .navbar a:hover {
    color: #004880;
  }
  
  .btn-primary {
    background-color: #004880;
    color: white;
    border: none;
    padding: 12px 25px;
    border-radius: 25px;
    font-weight: 700;
    cursor: pointer;
    transition: background 0.3s ease;
  }
  
  .btn-primary:hover {
    background-color: #0062ad;
  }
  
  /* Hero */
  .hero {
    display: flex;
    padding: 60px 40px;
    align-items: center;
    justify-content: space-between;
    background: #e9f0f8;
    gap: 30px;
  }
  
  .hero-content {
    max-width: 600px;
  }
  
  .hero-content h1 {
    font-size: 2.8rem;
    margin-bottom: 20px;
    color: #004880;
  }
  
  .hero-content p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.5;
  }
  
  .hero-image img {
    max-width: 500px;
    border-radius: 10px;
  }
  
  /* Categories */
  .categories {
    max-width: 1100px;
    margin: 50px auto;
    text-align: center;
  }
  
  .categories h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    color: #004880;
  }
  
  .category-grid {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
  }
  
  .category-grid .card {
    background: white;
    padding: 25px 35px;
    border-radius: 12px;
    box-shadow: 0 3px 10px rgb(0 0 0 / 0.1);
    cursor: pointer;
    font-weight: 600;
    font-size: 1.1rem;
    color: #004880;
    flex: 1 1 140px;
    max-width: 180px;
    transition: transform 0.3s ease;
  }
  
  .category-grid .card:hover {
    transform: translateY(-8px);
  }
  
  /* Screening */
  .screening {
    max-width: 900px;
    margin: 50px auto;
    background: #004880;
    color: white;
    padding: 40px 30px;
    border-radius: 15px;
    text-align: center;
    font-size: 1.2rem;
    font-weight: 600;
    line-height: 1.4;
  }
  
  /* How It Works */
  .how-it-works {
    max-width: 900px;
    margin: 50px auto;
    text-align: center;
  }
  
  .how-it-works h2 {
    color: #004880;
    margin-bottom: 40px;
    font-size: 2rem;
  }
  
  .steps {
    display: flex;
    justify-content: space-around;
    gap: 20px;
    flex-wrap: wrap;
  }
  
  .step {
    background: white;
    padding: 25px 20px;
    border-radius: 15px;
    box-shadow: 0 3px 10px rgb(0 0 0 / 0.1);
    max-width: 280px;
    text-align: left;
  }
  
  .step strong {
    display: block;
    font-size: 1.1rem;
    margin-bottom: 10px;
    color: #004880;
  }
  
  /* Testimonials */
  .testimonials {
    max-width: 700px;
    margin: 60px auto 50px;
    text-align: center;
  }
  
  .testimonials h2 {
    color: #004880;
    font-size: 2rem;
    margin-bottom: 25px;
  }
  
  .testimonials blockquote {
    font-style: italic;
    font-size: 1.2rem;
    margin: 0 0 15px 0;
    color: #555;
  }
  
  .testimonials p {
    font-weight: 700;
    color: #004880;
  }
  
  /* Clients Logos */
  .clients {
    max-width: 900px;
    margin: 50px auto 70px;
    text-align: center;
  }
  
  .clients h2 {
    color: #004880;
    font-size: 2rem;
    margin-bottom: 30px;
  }
  
  .client-logos {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
  }
  
  .client-logos img {
    height: 40px;
    filter: grayscale(1);
    opacity: 0.7;
    transition: filter 0.3s ease, opacity 0.3s ease;
  }
  
  .client-logos img:hover {
    filter: none;
    opacity: 1;
  }
  
  /* Contact Section */
  .contact {
    max-width: 900px;
    margin: 60px auto 40px;
    text-align: center;
    color: #004880;
  }
  
  .contact h2 {
    font-size: 2rem;
    margin-bottom: 10px;
  }
  
  .contact p {
    font-weight: 600;
    margin-bottom: 25px;
  }
  
  .social-icons {
    display: flex;
    justify-content: center;
    gap: 30px;
  }
  
  .social-icons a img {
    width: 32px;
    height: 32px;
    filter: grayscale(1);
    opacity: 0.7;
    transition: filter 0.3s ease, opacity 0.3s ease;
  }
  
  .social-icons a:hover img {
    filter: none;
    opacity: 1;
    cursor: pointer;
  }
  
  /* Call to Action */
  .cta {
    background: #004880;
    color: white;
    text-align: center;
    padding: 50px 20px;
  }
  
  .cta h2 {
    font-size: 2.4rem;
    margin-bottom: 25px;
  }
  
  .cta .btn-primary {
    font-size: 1.1rem;
    padding: 15px 40px;
    border-radius: 30px;
  }
  
  /* Footer */
  .footer {
    background: #222;
    color: #ccc;
    text-align: center;
    padding: 25px 10px;
    font-size: 0.9rem;
  }
  
  /* Responsive */
  @media (max-width: 900px) {
    .hero {
      flex-direction: column;
      padding: 40px 20px;
    }
    
    .hero-image img {
      max-width: 100%;
    }
  
    .steps {
      flex-direction: column;
      gap: 25px;
    }
  
    .category-grid {
      flex-direction: column;
      gap: 20px;
    }
  
    .navbar a {
      margin-right: 15px;
    }
  }