:root {
      --primary-color: #2563eb;
      --primary-dark: #1d4ed8;
      --secondary-color: #10b981;
      --dark-color: #1e293b;
      --light-color: #f8fafc;
      --gray-color: #64748b;
      --accent-color: #f59e0b;
      --transition: all 0.3s ease;
      --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
      --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
      --radius: 8px;
    }
    
    * {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }
    
    body {
      font-family: 'Poppins', sans-serif;
      color: var(--dark-color);
      line-height: 1.6;
      overflow-x: hidden;
    }
    
    h1, h2, h3, h4 {
      font-family: 'Playfair Display', serif;
      font-weight: 600;
      line-height: 1.2;
    }
    
    a {
      text-decoration: none;
      color: inherit;
    }
    
    .container {
      width: 100%;
      max-width: 1200px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    /* Header */
    header {
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      padding: 20px 0;
      background-color: rgba(255, 255, 255, 0.95);
      box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
      z-index: 1000;
      transition: var(--transition);
    }
    
    header.sticky {
      padding: 15px 0;
      background-color: rgba(255, 255, 255, 0.98);
      box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }
    
    .header-container {
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .logo {
      display: flex;
      align-items: center;
      gap: 15px;
    }
    
    .logo img {
      height: 50px;
      width: auto;
    }
    
    .logo h2 {
      font-size: 1.5rem;
      color: var(--primary-color);
      font-weight: 700;
    }
    
    nav {
      display: flex;
      gap: 30px;
    }
    
    nav a {
      font-weight: 500;
      position: relative;
      padding: 5px 0;
      transition: var(--transition);
    }
    
    nav a::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 0;
      height: 2px;
      background-color: var(--primary-color);
      transition: var(--transition);
    }
    
    nav a:hover::after {
      width: 100%;
    }
    
    nav a:hover {
      color: var(--primary-color);
    }
    
    /* Hero Section */
    .hero {
      height: 100vh;
      min-height: 700px;
      background: linear-gradient(rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.6)), url('images/hero-bg.jpg') no-repeat center center/cover;
      color: white;
      display: flex;
      align-items: center;
      text-align: center;
      padding-top: 80px;
    }
    
    .hero-content {
      max-width: 800px;
      margin: 0 auto;
      padding: 0 20px;
    }
    
    .hero h1 {
      font-size: 3.5rem;
      margin-bottom: 20px;
      animation: fadeInDown 1s ease;
    }
    
    .hero p {
      font-size: 1.2rem;
      margin-bottom: 30px;
      opacity: 0.9;
      animation: fadeInUp 1s ease;
    }
    
    .hero-buttons {
      display: flex;
      gap: 20px;
      justify-content: center;
      animation: fadeIn 1.5s ease;
    }
    
    /* Buttons */
    .btn {
      display: inline-block;
      padding: 12px 30px;
      background-color: var(--primary-color);
      color: white;
      border-radius: var(--radius);
      font-weight: 500;
      transition: var(--transition);
      border: 2px solid var(--primary-color);
    }
    
    .btn:hover {
      background-color: var(--primary-dark);
      transform: translateY(-3px);
      box-shadow: var(--shadow-lg);
    }
    
    .btn-outline {
      background-color: transparent;
      color: white;
      border-color: white;
    }
    
    .btn-outline:hover {
      background-color: rgba(255, 255, 255, 0.1);
      color: white;
    }
    
    /* Sections */
    .section {
      padding: 100px 0;
    }
    
    .section-title {
      text-align: center;
      margin-bottom: 60px;
    }
    
    .section-title h2 {
      font-size: 2.5rem;
      margin-bottom: 15px;
      color: var(--dark-color);
      position: relative;
      display: inline-block;
    }
    
    .section-title h2::after {
      content: '';
      position: absolute;
      bottom: -10px;
      left: 50%;
      transform: translateX(-50%);
      width: 80px;
      height: 3px;
      background-color: var(--primary-color);
    }
    
    .section-title p {
      font-size: 1.1rem;
      color: var(--gray-color);
      max-width: 700px;
      margin: 0 auto;
    }
    
    /* Services */
    .services-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
      gap: 30px;
    }
    
    .service-card {
      background-color: white;
      border-radius: var(--radius);
      overflow: hidden;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }
    
    .service-card:hover {
      transform: translateY(-10px);
      box-shadow: var(--shadow-lg);
    }
    
    .service-img {
      height: 220px;
      overflow: hidden;
    }
    
    .service-img img {
      width: 100%;
      height: 100%;
      object-fit: cover;
      transition: var(--transition);
    }
    
    .service-card:hover .service-img img {
      transform: scale(1.05);
    }
    
    .service-content {
      padding: 25px;
    }
    
    .service-content h3 {
      font-size: 1.5rem;
      margin-bottom: 15px;
      color: var(--dark-color);
    }
    
    .service-content p {
      color: var(--gray-color);
      margin-bottom: 20px;
    }
    
    /* Modal for Learn More */
    .modal {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background-color: rgba(0, 0, 0, 0.7);
      z-index: 2000;
      overflow-y: auto;
      opacity: 0;
      transition: opacity 0.3s ease;
    }
    
    .modal.show {
      display: flex;
      justify-content: center;
      align-items: center;
      opacity: 1;
    }
    
    .modal-content {
      background-color: white;
      width: 90%;
      max-width: 800px;
      border-radius: var(--radius);
      box-shadow: 0 5px 30px rgba(0, 0, 0, 0.3);
      transform: translateY(-50px);
      transition: transform 0.3s ease;
      position: relative;
    }
    
    .modal.show .modal-content {
      transform: translateY(0);
    }
    
    .modal-header {
      padding: 20px;
      border-bottom: 1px solid #eee;
      display: flex;
      justify-content: space-between;
      align-items: center;
    }
    
    .modal-header h3 {
      font-size: 1.8rem;
      color: var(--primary-color);
    }
    
    .close-modal {
      font-size: 1.5rem;
      cursor: pointer;
      color: var(--gray-color);
      transition: var(--transition);
    }
    
    .close-modal:hover {
      color: var(--dark-color);
      transform: rotate(90deg);
    }
    
    .modal-body {
      padding: 30px;
    }
    
    .modal-body p {
      margin-bottom: 20px;
      line-height: 1.7;
    }
    
    .modal-features {
      margin: 30px 0;
    }
    
    .modal-features h4 {
      font-size: 1.3rem;
      margin-bottom: 15px;
      color: var(--dark-color);
    }
    
    .modal-features ul {
      list-style-type: none;
    }
    
    .modal-features li {
      padding: 10px 0;
      border-bottom: 1px dashed #eee;
      display: flex;
      align-items: center;
    }
    
    .modal-features li::before {
      content: '\f00c';
      font-family: 'Font Awesome 6 Free';
      font-weight: 900;
      color: var(--secondary-color);
      margin-right: 10px;
    }
    
    .modal-footer {
      padding: 20px;
      border-top: 1px solid #eee;
      text-align: center;
    }
    
    /* Projects */
    .projects {
      background-color: #f9fafb;
    }
    
    .slideshow-container {
      position: relative;
      max-width: 1000px;
      margin: 0 auto;
      overflow: hidden;
      border-radius: var(--radius);
      box-shadow: var(--shadow-lg);
    }
    
    .slides {
      display: none;
      position: relative;
    }
    
    .slides img {
      width: 100%;
      height: 500px;
      object-fit: cover;
    }
    
    .slide-caption {
      position: absolute;
      bottom: 0;
      left: 0;
      width: 100%;
      padding: 20px;
      background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
      color: white;
      font-size: 1.2rem;
      text-align: center;
    }
    
    /* Contact */
    .contact-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
      gap: 30px;
      margin-top: 50px;
    }
    
    .contact-card {
      background-color: white;
      padding: 40px 30px;
      border-radius: var(--radius);
      text-align: center;
      box-shadow: var(--shadow);
      transition: var(--transition);
    }
    
    .contact-card:hover {
      transform: translateY(-5px);
      box-shadow: var(--shadow-lg);
    }
    
    .contact-icon {
      width: 70px;
      height: 70px;
      margin: 0 auto 20px;
      background-color: rgba(37, 99, 235, 0.1);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 1.8rem;
      color: var(--primary-color);
    }
    
    .contact-card h3 {
      margin-bottom: 15px;
      font-size: 1.5rem;
    }
    
    .contact-card p {
      color: var(--gray-color);
    }
    
    .contact-card a {
      transition: var(--transition);
    }
    
    .contact-card a:hover {
      color: var(--primary-color);
    }
    
    /* Footer */
    footer {
      background-color: var(--dark-color);
      color: white;
      padding: 80px 0 30px;
    }
    
    .footer-grid {
      display: grid;
      grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
      gap: 40px;
      margin-bottom: 50px;
    }
    
    .footer-col h3 {
      font-size: 1.5rem;
      margin-bottom: 25px;
      position: relative;
      padding-bottom: 10px;
    }
    
    .footer-col h3::after {
      content: '';
      position: absolute;
      bottom: 0;
      left: 0;
      width: 50px;
      height: 2px;
      background-color: var(--primary-color);
    }
    
    .footer-col p {
      opacity: 0.8;
      margin-bottom: 20px;
    }
    
    .social-links {
      display: flex;
      gap: 15px;
    }
    
    .social-links a {
      width: 40px;
      height: 40px;
      border-radius: 50%;
      background-color: rgba(255, 255, 255, 0.1);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: var(--transition);
    }
    
    .social-links a:hover {
      background-color: var(--primary-color);
      transform: translateY(-3px);
    }
    
    .footer-links {
      list-style: none;
    }
    
    .footer-links li {
      margin-bottom: 12px;
    }
    
    .footer-links a {
      opacity: 0.8;
      transition: var(--transition);
    }
    
    .footer-links a:hover {
      opacity: 1;
      color: var(--primary-color);
      padding-left: 5px;
    }
    
    .copyright {
      text-align: center;
      padding-top: 30px;
      border-top: 1px solid rgba(255, 255, 255, 0.1);
      opacity: 0.7;
    }
    
    /* Responsive */
    @media (max-width: 992px) {
      .hero h1 {
        font-size: 3rem;
      }
      
      .section {
        padding: 80px 0;
      }
    }
    
    @media (max-width: 768px) {
      .header-container {
        flex-direction: column;
      }
      
      .logo {
        margin-bottom: 15px;
      }
      
      nav {
        gap: 15px;
      }
      
      .hero h1 {
        font-size: 2.5rem;
      }
      
      .hero p {
        font-size: 1rem;
      }
      
      .hero-buttons {
        flex-direction: column;
        gap: 15px;
      }
      
      .btn {
        width: 100%;
      }
      
      .services-grid {
        grid-template-columns: 1fr;
      }
      
      .slides img {
        height: 400px;
      }
    }
    
    @media (max-width: 576px) {
      .hero h1 {
        font-size: 2rem;
      }
      
      .section-title h2 {
        font-size: 2rem;
      }
      
      .slides img {
        height: 300px;
      }
      
      .modal-content {
        width: 95%;
      }
    }