:root {
    /* Palette de couleurs cohérente avec le reste du site */
    --lotus-pond: #576049;
    --summer-twilight: #7A4547;
    --bark: #56382E;
    --alabaster: #F7F1DF;
    --soft-lichen: #A9B8A0;
    --lavender-mist: #D1C0BC;
    
    /* Espacements */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 3rem;
    
    /* Ombres */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.1);
  }
  
  /* Styles généraux et Reset */
  * {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
  }
  
  body {
    font-family: 'Barlow', sans-serif;
    color: var(--bark);
    line-height: 1.6;
    background-color: var(--alabaster);
  }
  
  h1, h2, h3, h4, h5, h6 {
    font-family: 'Playfair Display', serif;
    color: var(--lotus-pond);
    margin-bottom: var(--spacing-md);
  }
  
  .script-text {
    font-family: 'Dancing Script', cursive;
    font-size: 2.2rem;
    color: var(--summer-twilight);
    position: relative;
    display: inline-block;
    margin-bottom: var(--spacing-md);
  }
  
  .script-text::after {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    bottom: -10px;
    width: 80px;
    height: 2px;
    background-color: var(--summer-twilight);
  }
  
  a {
    text-decoration: none;
    color: var(--summer-twilight);
    transition: color 0.3s ease;
  }
  
  a:hover {
    color: var(--bark);
  }
  
  .container {
    width: 90%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-md);
  }
  
  /* Navigation */
  .navbar {
    background-color: white;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
  }
  
  .nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
  }
  
  .logo {
    max-height: 60px;
  }
  
  .nav-links {
    list-style: none;
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .nav-links a {
    color: var(--bark);
    font-weight: 500;
    position: relative;
  }
  
  .nav-links a.active,
  .nav-links a:hover {
    color: var(--summer-twilight);
  }
  
  .nav-links a.active::after,
  .nav-links a:hover::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 100%;
    height: 2px;
    background-color: var(--summer-twilight);
    transform: scaleX(1);
    transition: transform 0.3s ease;
  }
  
  .nav-toggle {
    display: none;
  }
  
  /* Dropdown menu */
  .dropdown {
    position: relative;
  }
  
  .dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: white;
    border-radius: 4px;
    box-shadow: var(--shadow-md);
    z-index: 1000;
    padding: var(--spacing-sm) 0;
    list-style: none;
    overflow: hidden;
  }
  
  .dropdown:hover .dropdown-menu {
    display: block;
    animation: fadeInDown 0.3s ease;
  }
  
  .dropdown-menu a {
    display: block;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--bark);
    font-weight: normal;
  }
  
  .dropdown-menu a:hover {
    background-color: rgba(87, 96, 73, 0.1);
  }
  
  @keyframes fadeInDown {
    from {
      opacity: 0;
      transform: translateY(-10px);
    }
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* Hero Section */
  .hero-section {
    background: linear-gradient(rgba(87, 96, 73, 0.7), rgba(87, 96, 73, 0.7)), url('images/couplenature.jpg');
    background-size: cover;
    background-position: center;
    color: white;
    text-align: center;
    padding: var(--spacing-xxl) 0;
    position: relative;
  }
  
  .hero-section h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  }
  
  .hero-section .script-text {
    color: white;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
  }
  
  .hero-section .script-text::after {
    background-color: white;
  }
  
  .hero-description {
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
    font-size: 1.1rem;
  }
  
  /* Boutons */
  .btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: 30px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    border: none;
    font-family: 'Barlow', sans-serif;
    min-width: 150px;
  }
  
  .btn-primary {
    background: linear-gradient(to right, var(--lotus-pond), var(--soft-lichen));
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
    box-shadow: var(--shadow-sm);
  }
  
  .btn-primary:hover {
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
    color: white;
  }
  
  .btn-outline {
    background: transparent;
    border: 1px solid var(--lotus-pond);
    color: var(--lotus-pond);
  }
  
  .btn-outline:hover {
    background-color: rgba(87, 96, 73, 0.1);
    color: var(--lotus-pond);
  }
  
  .btn-block {
    display: block;
    width: 100%;
  }
  
  /* Register Section */
  .register-section {
    padding: var(--spacing-xl) 0;
  }
  
  .register-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: var(--spacing-xl);
  }
  
  .register-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
  }
  
  .register-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .register-header h2 {
    color: var(--lotus-pond);
  }
  
  .register-header p {
    color: #666;
  }
  
  .register-form {
    margin-bottom: var(--spacing-lg);
  }
  
  .form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-md);
  }
  
  .form-group {
    margin-bottom: var(--spacing-lg);
  }
  
  .form-group label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 500;
  }
  
  .input-group {
    position: relative;
    display: flex;
    align-items: center;
    border: 1px solid #ddd;
    border-radius: 4px;
    overflow: hidden;
  }
  
  .input-group i {
    padding: 0 var(--spacing-md);
    color: #999;
  }
  
  .input-group input {
    flex-grow: 1;
    padding: var(--spacing-md);
    border: none;
    font-family: inherit;
    font-size: 1rem;
  }
  
  .input-group input:focus {
    outline: none;
  }
  
  .input-group:focus-within {
    border-color: var(--lotus-pond);
  }
  
  .toggle-password {
    background: none;
    border: none;
    padding: 0 var(--spacing-md);
    cursor: pointer;
    color: #999;
  }
  
  .password-hint {
    display: block;
    margin-top: var(--spacing-xs);
    color: #999;
    font-size: 0.85rem;
  }
  
  .form-options {
    margin-bottom: var(--spacing-lg);
  }
  
  .terms-conditions {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-sm);
  }
  
  .terms-conditions input {
    margin-top: 0.3rem;
  }
  
  .terms-conditions label {
    font-size: 0.9rem;
    line-height: 1.4;
  }
  
  .register-footer {
    margin-top: var(--spacing-lg);
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid #eee;
  }
  
  .register-footer p {
    margin-bottom: var(--spacing-sm);
    color: #666;
  }
  
  /* Benefits Card */
  .benefits-card {
    background-color: white;
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    padding: var(--spacing-xl);
    background: linear-gradient(to bottom, white, var(--alabaster));
    display: flex;
    flex-direction: column;
    height: 100%;
  }
  
  .benefits-card h3 {
    margin-bottom: var(--spacing-lg);
    position: relative;
    font-family: 'Dancing Script', cursive;
    font-size: 1.8rem;
    color: var(--summer-twilight);
    text-align: center;
  }
  
  .benefits-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    padding: 0;
  }
  
  .benefits-list li {
    display: flex;
    align-items: center;
  }
  
  .icon-container {
    width: 40px;
    height: 40px;
    background-color: rgba(169, 184, 160, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--spacing-md);
    color: var(--lotus-pond);
  }
  
  /* Footer */
  footer {
    background-color: var(--lotus-pond);
    color: white;
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-xxl);
  }
  
  .footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-xl);
  }
  
  .footer-brand img {
    max-width: 150px;
    margin-bottom: var(--spacing-sm);
  }
  
  .footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    font-family: 'Dancing Script', cursive;
    font-size: 1.2rem;
  }
  
  .footer-nav {
    display: flex;
    gap: var(--spacing-lg);
  }
  
  .footer-nav a {
    color: rgba(255, 255, 255, 0.8);
    transition: color 0.3s ease;
  }
  
  .footer-nav a:hover {
    color: white;
  }
  
  .footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
  }
  
  .copyright {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
  }
  
  /* Error Message */
  .error-message {
    background-color: rgba(122, 69, 71, 0.1);
    color: var(--summer-twilight);
    border-left: 4px solid var(--summer-twilight);
    padding: var(--spacing-md);
    border-radius: 4px;
    margin-bottom: var(--spacing-lg);
  }
  
  /* Success Message */
  .success-message {
    background-color: rgba(87, 96, 73, 0.1);
    color: var(--lotus-pond);
    border-left: 4px solid var(--lotus-pond);
    padding: var(--spacing-md);
    border-radius: 4px;
    margin-bottom: var(--spacing-lg);
  }
  
  /* Responsive Design */
  @media (max-width: 992px) {
    .register-container {
      grid-template-columns: 1fr;
    }
    
    .benefits-card {
      order: -1;
      margin-bottom: var(--spacing-lg);
    }
  }
  
  @media (max-width: 768px) {
    .form-row {
      grid-template-columns: 1fr;
    }
    
    .nav-toggle {
      display: block;
      background: none;
      border: none;
      cursor: pointer;
    }
    
    .hamburger {
      display: block;
      width: 25px;
      height: 3px;
      background-color: var(--bark);
      position: relative;
    }
    
    .hamburger::before,
    .hamburger::after {
      content: '';
      position: absolute;
      width: 100%;
      height: 100%;
      background-color: var(--bark);
      transition: transform 0.3s ease;
    }
    
    .hamburger::before {
      transform: translateY(-8px);
    }
    
    .hamburger::after {
      transform: translateY(8px);
    }
    
    .nav-links {
      position: fixed;
      top: 80px;
      left: 0;
      right: 0;
      background-color: white;
      flex-direction: column;
      align-items: center;
      padding: var(--spacing-lg);
      gap: var(--spacing-md);
      box-shadow: var(--shadow-sm);
      transform: translateY(-100%);
      opacity: 0;
      transition: transform 0.3s ease, opacity 0.3s ease;
      pointer-events: none;
      z-index: 999;
    }
    
    .nav-links.show {
      transform: translateY(0);
      opacity: 1;
      pointer-events: auto;
    }
    
    .dropdown-menu {
      position: static;
      box-shadow: none;
      width: 100%;
      display: none;
    }
    
    .dropdown.active .dropdown-menu {
      display: block;
    }
    
    .footer-content {
      flex-direction: column;
      text-align: center;
      gap: var(--spacing-lg);
    }
    
    .footer-nav {
      justify-content: center;
    }
  }