body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
  }
  
  .navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  }
  
  .brand {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
  
  .brand-text {
    display: flex;
    flex-direction: column;
  }
  
  .brand-text h1 {
    margin: 0;
    font-size: 1.8rem;
    color: #333;
  }
  
  .tagline {
    margin: 0;
    font-size: 0.9rem;
    color: #666;
    font-weight: 500;
  }
  
  .main-nav {
    display: flex;
    justify-content: flex-end;
  }
  
  .main-nav ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    margin: 0;
    padding: 0;
  }
  
  .main-nav a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 1rem;
    border-radius: 4px;
    transition: all 0.2s ease;
  }
  
  .main-nav a:hover {
    background: #f8f9fa;
    color: #1e3c72;
  }
  
  .signup-btn {
    background: #1e3c72;
    color: white !important;
  }
  
  .signup-btn:hover {
    background: #2a5298;
    color: white !important;
  }
  
  .logo {
    width: 50px;
    height: 50px;
    object-fit: contain;
  }
  
  .circle-logo {
    border-radius: 100%;
    object-fit: cover;
  }
  
  .hero {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 4rem 1rem;
    text-align: center;
  }
  
  .hero-content {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .hero h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  .hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
  }
  
  .hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-bottom: 3rem;
  }
  
  .cta-button {
    padding: 1rem 2rem;
    border-radius: 4px;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.3s ease;
  }
  
  .cta-button.primary {
    background: white;
    color: #007bff;
  }
  
  .cta-button.secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
  }
  
  .cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  }
  
  .hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 2rem;
  }
  
  .stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
  }
  
  .stat-number {
    font-size: 2rem;
    font-weight: bold;
  }
  
  .stat-label {
    font-size: 0.9rem;
    opacity: 0.9;
  }
  
  .section {
    padding: 3rem 2rem;
    background: #fff;
    margin: 2rem 0;
    border-top: 1px solid #ddd;
  }
  
  .section-header {
    text-align: center;
    margin-bottom: 3rem;
  }
  
  .section-header h3 {
    font-size: 2rem;
    color: #333;
    margin-bottom: 0.5rem;
  }
  
  .section-header p {
    color: #666;
    font-size: 1.1rem;
  }
  
  .card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1.5rem;
    margin-top: 1.5rem;
  }
  
  .card {
    background: #f1f5f9;
    padding: 1.5rem;
    border-radius: 10px;
    text-align: center;
    font-size: 1.2rem;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  }
  
  .footer {
    background-color: #1e293b;
    color: #fff;
    padding: 3rem 2rem 1rem;
    font-size: 0.95rem;
  }
  
  .footer-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .footer-brand {
    flex: 1 1 250px;
  }
  
  .footer-brand h2 {
    margin-top: 0.5rem;
  }
  
  .footer-links,
  .footer-contact {
    flex: 1 1 200px;
  }
  
  .footer-links ul {
    list-style: none;
    padding: 0;
  }
  
  .footer-links li {
    margin-bottom: 0.5rem;
  }
  
  .footer-links a {
    color: #cbd5e1;
    text-decoration: none;
  }
  
  .footer-links a:hover {
    text-decoration: underline;
  }
  
  .footer-contact p {
    margin: 0.4rem 0;
  }
  
  .social-icons {
    margin-top: 1rem;
    display: flex;
    gap: 0.75rem;
  }
  
  .social-icons img {
    width: 24px;
    height: 24px;
    filter: brightness(0) invert(1);
    transition: transform 0.2s;
  }
  
  .social-icons img:hover {
    transform: scale(1.1);
  }
  
  .footer-bottom {
    text-align: center;
    margin-top: 2rem;
    font-size: 0.85rem;
    color: #94a3b8;
    border-top: 1px solid #334155;
    padding-top: 1rem;
  }
  
  .service-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    text-decoration: none;
    color: #333;
    transition: all 0.3s ease;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  .service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  }
  
  .card-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  .service-card h4 {
    font-size: 1.4rem;
    margin-bottom: 0.5rem;
  }
  
  .service-card p {
    color: #666;
    margin-bottom: 1rem;
  }
  
  .card-price {
    color: #007bff;
    font-weight: 500;
  }
  
  .features {
    background: #f8f9fa;
    padding: 4rem 1rem;
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .feature-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    text-align: center;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  .feature-card i {
    font-size: 2.5rem;
    color: #007bff;
    margin-bottom: 1rem;
  }
  
  .feature-card h4 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
  }
  
  .feature-card p {
    color: #666;
  }
  
  .shop-card {
    background: white;
    border-radius: 8px;
    overflow: hidden;
    text-decoration: none;
    color: #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
  }
  
  .shop-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  }
  
  .shop-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
  }
  
  .shop-card-content {
    padding: 1.5rem;
  }
  
  .shop-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
  }
  
  .shop-card p {
    color: #666;
    margin-bottom: 1rem;
  }
  
  .shop-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
  }
  
  .price {
    color: #007bff;
    font-weight: 500;
  }
  
  .rating {
    color: #ffc107;
  }
  
  .learning-card {
    background: white;
    border-radius: 8px;
    padding: 2rem;
    text-decoration: none;
    color: #333;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
  }
  
  .learning-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
  }
  
  .learning-icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  .learning-card h4 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
  }
  
  .learning-card p {
    color: #666;
    margin-bottom: 1rem;
  }
  
  .learning-meta {
    display: flex;
    gap: 1rem;
    color: #666;
    font-size: 0.9rem;
  }
  
  .testimonials {
    background: #f8f9fa;
    padding: 4rem 1rem;
  }
  
  .testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  .testimonial-content {
    margin-bottom: 1.5rem;
  }
  
  .testimonial-content p {
    color: #666;
    font-style: italic;
    line-height: 1.6;
  }
  
  .testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
  }
  
  .testimonial-author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
  }
  
  .author-info h5 {
    margin: 0;
    color: #333;
  }
  
  .author-info span {
    color: #666;
    font-size: 0.9rem;
  }
  
  .cta-section {
    background: linear-gradient(135deg, #007bff, #0056b3);
    color: white;
    padding: 4rem 1rem;
    text-align: center;
  }
  
  .cta-content {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .cta-section h3 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  .cta-section p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
  }
  
  .cta-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
  }
  
  .brand-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 1rem;
  }
  
  .brand-link:hover {
    text-decoration: none;
  }
  
  @media (max-width: 768px) {
    .hero h2 {
      font-size: 2rem;
    }
    
    .hero-buttons {
      flex-direction: column;
    }
    
    .hero-stats {
      flex-direction: column;
      gap: 1.5rem;
    }
    
    .features-grid,
    .testimonials-grid {
      grid-template-columns: 1fr;
    }
    
    .cta-buttons {
      flex-direction: column;
    }
  }