:root {
    --primary-color: #2C5282; 
    --secondary-color: #68D391; 
    --accent-color: #ECC94B; 
    --background-color: #FAF9F6; 
    --text-color: #4A3827; 
    --border-color: #DDD6C9; 
    --transition: all 0.3s ease;
  }
  
  body {
    font-family: 'SF Pro Display', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: var(--background-color);
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
    padding: 0;
  }
  
  header {
    background: rgba(250, 249, 246, 0.95); 
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1); 
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
  }
  
  nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .logo {
    font-size: 28px;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
  }
  
  nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
    margin: 0;
    padding: 0;
  }
  
  nav ul li a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
  }
  
  nav ul li a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background-color: var(--secondary-color);
    transition: var(--transition);
  }
  
  nav ul li a:hover::after {
    width: 100%;
  }
  
  main {
    max-width: 1200px;
    margin: 0 auto;
    padding: 80px 20px 0;
  }
  
  #hero {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 100px 0;
    min-height: calc(100vh - 80px);
  }
  
  .hero-content {
    max-width: 50%;
  }
  
  .hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.2;
  }
  
  .hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    color: var(--text-color);
    opacity: 0.8;
  }
  
  .cta-buttons {
    display: flex;
    gap: 1rem;
  }
  
  .btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    text-decoration: none;
    border-radius: 50px;
    transition: var(--transition);
    cursor: pointer;
  }
  
  .btn-primary {
    background-color: var(--primary-color);
    color: var(--background-color);
    border: 2px solid var(--primary-color);
  }
  
  .btn-primary:hover {
    background-color: transparent;
    color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(44, 82, 130, 0.2);
  }
  
  .btn-secondary {
    background-color: var(--secondary-color);
    color: var(--text-color);
    border: 2px solid var(--secondary-color);
  }
  
  .btn-secondary:hover {
    background-color: transparent;
    color: var(--secondary-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 15px rgba(104, 211, 145, 0.2);
  }
  
  .hero-image img {
    width: 100%;
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
  }
  
  .hero-image img:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.15);
  }
  
  #features {
    margin-top: 4rem;
    padding: 100px 0;
    background-color: var(--border-color);
  }
  
  #features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    color: var(--primary-color);
  }
  
  .feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-top: 60px;
  }
  
  .feature-item {
    text-align: center;
    padding: 40px;
    background: var(--background-color);
    border-radius: 20px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
  }
  
  .feature-item::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, var(--secondary-color) 0%, transparent 70%);
    opacity: 0;
    transition: var(--transition);
  }
  
  .feature-item:hover::before {
    opacity: 0.1;
  }
  
  .feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.1);
  }
  
  .feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
  }
  
  .feature-item h3 {
    font-size: 24px;
    margin-bottom: 15px;
    color: var(--primary-color);
  }
  
  #about,
  #contact {
    margin-top: 4rem;
    text-align: center;
    padding: 100px 0;
  }
  
  #about h2,
  #contact h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
  }
  
  #contact .btn {
    display: inline-block;
    margin-top: 1rem;
  }
  
  footer {
    background: var(--primary-color);
    color: var(--background-color);
    padding: 2rem;
    text-align: center;
    margin-top: 4rem;
  }
  
  .modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    display: flex;
    justify-content: center;
    align-items: center;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition);
  }
  
  .modal-content {
    background-color: var(--background-color);
    margin: 10% auto;
    padding: 40px;
    border-radius: 20px;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.2);
    transform: scale(0.9);
    transition: var(--transition);
  }
  
  .modal:not(.hidden) {
    opacity: 1;
    pointer-events: all;
  }
  
  .modal:not(.hidden) .modal-content {
    transform: scale(1);
  }
  
  .modal .close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    cursor: pointer;
    font-size: 1.5rem;
    color: var(--text-color);
    transition: var(--transition);
  }
  
  .modal .close:hover {
    color: var(--primary-color);
    transform: rotate(90deg);
  }
  
  .auth-form {
    display: none;
  }
  
  .auth-form h2 {
    margin-bottom: 1rem;
    color: var(--primary-color);
  }
  
  .auth-form form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }
  
  .auth-form form input {
    padding: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 50px;
    background-color: var(--background-color);
    color: var(--text-color);
    transition: var(--transition);
  }
  
  .auth-form form input:focus {
    outline: none;
    border-color: var(--secondary-color);
    box-shadow: 0 0 0 2px rgba(104, 211, 145, 0.2);
  }
  
  .auth-form form button {
    padding: 0.75rem;
    border: none;
    border-radius: 50px;
    background-color: var(--primary-color);
    color: var(--background-color);
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
  }
  
  .auth-form form button:hover {
    background-color: var(--secondary-color);
    color: var(--text-color);
    transform: translateY(-2px);
  }
  
  .auth-form .form-switch {
    text-align: center;
    margin-top: 1rem;
  }
  
  .auth-form .form-switch a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
  }
  
  .auth-form .form-switch a:hover {
    color: var(--secondary-color);
  }
  
  .auth-form:not(.hidden) {
    display: block;
  }
  
  @media (max-width: 768px) {
    #hero {
      flex-direction: column;
      text-align: center;
      padding: 60px 0;
    }
  
    .hero-content {
      max-width: 100%;
      padding-right: 0;
      margin-bottom: 40px;
    }
  
    .hero-content h1 {
      font-size: 2.5rem;
    }
  
    .hero-image {
      text-align: center;
    }
  
    .feature-grid {
      grid-template-columns: 1fr;
    }
  
    nav ul {
      display: none;
    }
  }

  /* Privacy Page Styles */
  #privacy-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
  }

  #privacy-content {
    max-width: 800px;
    margin: 40px auto;
    padding: 20px;
  }

  #privacy-content h1 {
    font-size: 2.5em;
    color: #333;
    margin-bottom: 10px;
  }

  .last-updated {
    color: #666;
    font-style: italic;
    margin-bottom: 40px;
  }

  .privacy-section {
    margin-bottom: 40px;
  }

  .privacy-section h2 {
    color: #2c3e50;
    font-size: 1.8em;
    margin-bottom: 20px;
  }

  .privacy-section h3 {
    color: #34495e;
    font-size: 1.4em;
    margin: 20px 0 15px;
  }

  .privacy-section p {
    line-height: 1.6;
    color: #444;
    margin-bottom: 15px;
  }

  .privacy-section ul {
    list-style-type: disc;
    margin-left: 20px;
    margin-bottom: 20px;
  }

  .privacy-section li {
    margin-bottom: 10px;
    line-height: 1.5;
    color: #555;
  }

  .contact-info {
    background: #f8f9fa;
    padding: 20px;
    border-radius: 8px;
    margin-top: 15px;
  }

  /* Responsive adjustments */
  @media (max-width: 768px) {
    #privacy-content {
      padding: 15px;
    }

    #privacy-content h1 {
      font-size: 2em;
    }

    .privacy-section h2 {
      font-size: 1.5em;
    }

    .privacy-section h3 {
      font-size: 1.2em;
    }
  }