:root {
    --primary-color: #61dafb;
    --primary-dark: #149eca;
    --secondary-color: #282c34;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --gray-color: #6c757d;
    --light-gray: #e9ecef;
    --border-radius: 4px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --transition: all 0.3s ease;
  }
  
  /* Base Styles */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--dark-color);
    background-color: #f5f5f5;
    overflow-x: hidden;
  }
  
  a {
    text-decoration: none;
    color: var(--primary-dark);
    transition: var(--transition);
  }
  
  a:hover {
    color: var(--primary-color);
  }
  
  img {
    max-width: 100%;
    height: auto;
  }
  
  .container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
  }
  
  /* Buttons */
  .btn {
    display: inline-block;
    padding: 10px 20px;
    border-radius: var(--border-radius);
    font-weight: 600;
    text-align: center;
    transition: var(--transition);
    cursor: pointer;
    border: none;
  }
  
  .btn-primary {
    background-color: var(--primary-color);
    color: white;
  }
  
  .btn-primary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
  }
  
  .btn-secondary {
    background-color: white;
    color: var(--primary-dark);
    border: 2px solid var(--primary-color);
  }
  
  .btn-secondary:hover {
    background-color: var(--primary-color);
    color: white;
    transform: translateY(-2px);
    box-shadow: var(--box-shadow);
  }
  
  /* Header Styles */
  header {
    background-color: var(--secondary-color);
    color: white;
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
  }
  
  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
  }
  
  .logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
  }
  
  .logo span {
    color: white;
    margin-left: 5px;
  }
  
  .nav-links {
    display: flex;
    list-style: none;
    align-items: center;
  }
  
  .nav-links > li {
    margin-left: 1.5rem;
    position: relative;
  }
  
  .nav-links a {
    color: white;
    font-weight: 500;
    display: flex;
    align-items: center;
    padding: 0.5rem 0;
  }
  
  .nav-links a:hover {
    color: var(--primary-color);
  }
  
  .nav-links i.fa-chevron-down {
    margin-left: 5px;
    font-size: 0.8rem;
    transition: var(--transition);
  }
  
  /* Dropdown Menu */
  .dropdown-menu {
    position: absolute;
    top: 100%;
    left: 0;
    background-color: white;
    min-width: 200px;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(10px);
    transition: var(--transition);
    z-index: 100;
  }
  
  .dropdown:hover .dropdown-menu {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
  }
  
  .dropdown-menu li {
    padding: 0;
    margin: 0;
  }
  
  .dropdown-menu a {
    color: var(--dark-color);
    padding: 0.75rem 1rem;
    display: block;
    border-bottom: 1px solid var(--light-gray);
  }
  
  .dropdown-menu a:hover {
    background-color: var(--light-gray);
    color: var(--primary-dark);
    padding-left: 1.2rem;
  }
  
  /* Mobile Menu */
  .hamburger {
    display: none;
    cursor: pointer;
    font-size: 1.5rem;
    color: white;
  }
  
  /* Hero Section */
  .hero-section {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    padding: 5rem 0;
    background: linear-gradient(135deg, #f5f7fa 0%, #e4e8eb 100%);
  }
  
  .hero-content {
    flex: 1;
    max-width: 600px;
    padding-left: 50px;
  }
  
  .hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
    line-height: 1.2;
  }
  
  .hero-subtitle {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: var(--gray-color);
  }
  
  .hero-buttons {
    display: flex;
    gap: 1rem;
  }
  
  .hero-image {
    flex: 1;
    text-align: center;
  }
  
  /* Features Section */
  .features-section {
    padding: 4rem 0;
    background-color: white;
  }
  
  .section-title {
    text-align: center;
    margin-bottom: 3rem;
    font-size: 2rem;
    color: var(--secondary-color);
    position: relative;
    padding-bottom: 1rem;
  }
  
  .section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--primary-color);
  }
  
  .features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
  }
  
  .feature-card {
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    text-align: center;
    transition: var(--transition);
    border-top: 3px solid var(--primary-color);
  }
  
  .feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  .feature-icon {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
  }
  
  /* Content Section */
  .content-section {
    padding: 4rem 0;
    background-color: var(--light-gray);
  }
  
  .content-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .content-card {
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
  }
  
  .content-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
  }
  
  .content-card h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
  }
  
  .content-card h3 a {
    color: inherit;
  }
  
  /* CTA Section */
  .cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    text-align: center;
  }
  
  .cta-content h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
  }
  
  .cta-content p {
    margin-bottom: 2rem;
    font-size: 1.2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
  }
  
  /* Resources Section */
  .resources-section {
    padding: 4rem 0;
    background-color: white;
  }
  
  .resources-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
  }
  
  .resource-card {
    background-color: var(--light-gray);
    padding: 1.5rem;
    border-radius: var(--border-radius);
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
  }
  
  .resource-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow);
  }
  
  .resource-card h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
  }
  
  /* Footer */
  footer {
    background-color: var(--secondary-color);
    color: white;
    padding: 3rem 0 1rem;
  }
  
  .footer-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
  }
  
  .footer-logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 1rem;
  }
  
  .footer-links h3 {
    margin-bottom: 1rem;
    color: var(--primary-color);
    font-size: 1.2rem;
  }
  
  .footer-links ul {
    list-style: none;
  }
  
  .footer-links li {
    margin-bottom: 0.5rem;
  }
  
  .footer-links a {
    color: #ddd;
  }
  
  .footer-links a:hover {
    color: var(--primary-color);
  }
  
  .social-links {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
  }
  
  .social-links a {
    color: white;
    font-size: 1.2rem;
    width: 36px;
    height: 36px;
    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);
    color: white;
    transform: translateY(-3px);
  }
  
  .copyright {
    text-align: center;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    font-size: 0.9rem;
    color: #aaa;
  }
  
  /* Page Specific Styles */
  .page-header {
    background-color: var(--secondary-color);
    color: white;
    padding: 4rem 0;
    margin-bottom: 2rem;
  }
  
  .page-title {
    font-size: 2.5rem;
    margin-bottom: 1rem;
  }
  
  .breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.9rem;
    color: #ddd;
  }
  
  .breadcrumb a {
    color: var(--primary-color);
  }
  
  .page-content {
    padding: 2rem 0;
  }
  
  .container-flex {
    display: flex;
    gap: 2rem;
  }
  
  .content-article {
    flex: 2;
  }
  
  .sidebar {
    flex: 1;
  }
  
  .content-block {
    margin-bottom: 3rem;
    background-color: white;
    padding: 2rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
  }
  
  .content-block h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
  }
  
  .content-block pre {
    background-color: #f5f5f5;
    padding: 1rem;
    border-radius: var(--border-radius);
    overflow-x: auto;
    margin: 1rem 0;
  }
  
  .content-block code {
    font-family: 'Courier New', Courier, monospace;
    font-size: 0.9rem;
  }
  
  .content-navigation {
    display: flex;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid #eee;
  }
  
  .sidebar-widget {
    background-color: white;
    padding: 1.5rem;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
  }
  
  .sidebar-widget h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.2rem;
  }
  
  .sidebar-widget ul {
    list-style: none;
  }
  
  .sidebar-widget li {
    margin-bottom: 0.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid #eee;
  }
  
  .sidebar-widget a {
    color: var(--dark-color);
    display: block;
    padding: 0.3rem 0;
  }
  
  .sidebar-widget a:hover {
    color: var(--primary-color);
    padding-left: 5px;
  }
  
  /* Responsive Design */
  @media (max-width: 992px) {
    .hero-section {
      flex-direction: column;
      text-align: center;
      padding: 3rem 0;
    }
  
    .hero-content {
      margin-bottom: 2rem;
      max-width: 100%;
    }
  
    .hero-buttons {
      justify-content: center;
    }
  
    .container-flex {
      flex-direction: column;
    }
  
    .sidebar {
      order: -1;
    }
  }
  
  @media (max-width: 768px) {
    .nav-links {
      position: fixed;
      top: 70px;
      left: -100%;
      width: 100%;
      height: calc(100vh - 70px);
      background-color: var(--secondary-color);
      flex-direction: column;
      align-items: center;
      padding: 2rem 0;
      transition: var(--transition);
      z-index: 999;
    }
  
    .nav-links.active {
      left: 0;
    }
  
    .nav-links > li {
      margin: 0;
      width: 100%;
      text-align: center;
    }
  
    .nav-links a {
      padding: 1rem;
      justify-content: center;
    }
  
    .dropdown-menu {
      position: static;
      opacity: 1;
      visibility: visible;
      transform: none;
      box-shadow: none;
      background-color: transparent;
      display: none;
    }
  
    .dropdown-menu a {
      color: white;
      padding: 0.5rem 1rem;
      border-bottom: none;
      justify-content: center;
    }
  
    .dropdown-menu a:hover {
      background-color: rgba(255, 255, 255, 0.1);
      padding-left: 1rem;
    }
  
    .dropdown.active .dropdown-menu {
      display: block;
    }
  
    .hamburger {
      display: block;
    }
  
    .hero-title {
      font-size: 2.2rem;
    }
  
    .section-title {
      font-size: 1.8rem;
    }
  }
  
  @media (max-width: 57t6px) {
    .hero-buttons {
      flex-direction: column;
      gap: 1rem;
    }
  
    .btn {
      width: 100%;
    }
  }
  /* Enhanced Page Header with Hero Image */
.page-header {
    position: relative;
    padding: 6rem 0;
    color: white;
    text-align: center;
    overflow: hidden;
  }
  
  .page-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../assets/images/react-hero-bg.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    z-index: 1;
    opacity: 10;
  }
  
  .page-header::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(40, 44, 52, 0.9) 0%, rgba(97, 218, 251, 0.6) 100%);
    z-index: 2;
  }
  
  .page-header .container {
    position: relative;
    z-index: 3;
  }
  
  .page-title {
    font-size: 2.8rem;
    margin-bottom: 1.5rem;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    animation: fadeInDown 0.8s ease-out;
  }
  
  .breadcrumb {
    display: inline-flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
    backdrop-filter: blur(5px);
    animation: fadeInUp 0.8s ease-out;
  }
  
  .breadcrumb a {
    color: white;
    font-weight: 500;
    transition: all 0.3s ease;
  }
  
  .breadcrumb a:hover {
    color: var(--primary-color);
    transform: translateY(-2px);
  }
  
  .breadcrumb span {
    margin: 0 0.5rem;
    color: rgba(255, 255, 255, 0.7);
  }
  
  /* Animations */
  @keyframes fadeInDown {
    from {
      opacity: 0;
      transform: translateY(-30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  @keyframes fadeInUp {
    from {
      opacity: 0;
      transform: translateY(30px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Responsive Adjustments */
  @media (max-width: 768px) {
    .page-header {
      padding: 4rem 0;
    }
    
    .page-title {
      font-size: 2rem;
    }
    
    .breadcrumb {
      padding: 0.5rem 1rem;
      font-size: 0.9rem;
    }
  }