body {
    font-family: 'Segoe UI', sans-serif;
    background: #f4f4f4;
    margin: 0;
    padding: 0;
  }
  
  .header-client {
    text-align: center;
    padding: 2em 1em 1em;
    background-color: #fff;
  }
  
  .logo {
    height: 80px;
    margin-bottom: 1em;
  }
  
  .intro-message {
    font-size: 1em;
    color: #333;
    line-height: 1.5;
  }
  
  .form-container {
    max-width: 600px;
    margin: 2em auto;
    background: #fff;
    padding: 2em;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.05);
  }
  
  h2 {
    margin-top: 0;
    color: #2c3e50;
    text-align: center;
  }
  
  form label {
    display: block;
    margin-top: 1em;
    font-weight: bold;
  }
  
  form input,
  form select,
  form textarea {
    width: 100%;
    padding: 0.6em;
    margin-top: 0.3em;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
  }
  
  .actions {
    margin-top: 2em;
    text-align: center;
  }
  
  .actions input[type="submit"] {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 0.8em 1.5em;
    border-radius: 4px;
    cursor: pointer;
    font-size: 1em;
  }
  .confirmation-wrapper {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 3em 1em;
    background-color: #f4f4f4;
    min-height: 100vh;
  }
  
  .confirmation-box {
    text-align: center;
    background: #fff;
    padding: 2em;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.08);
    max-width: 600px;
    width: 100%;
  }
  
  .logo-confirmation {
    height: 80px;
    margin-bottom: 1em;
  }
  
  .confirmation-box h2 {
    color: #2ecc71;
    margin-bottom: 1em;
  }
  
  .confirmation-text {
    font-size: 1em;
    color: #333;
    line-height: 1.6;
  }
  
  .dossier-numero {
    font-size: 1.8em;
    font-weight: bold;
    color: #3498db;
    margin: 1em 0;
  }
  
  .confirmation-actions {
    margin-top: 2em;
  }
  
  .confirmation-actions .btn {
    display: inline-block;
    margin: 0.5em;
    padding: 0.6em 1.2em;
    background-color: #3498db;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    font-weight: bold;
  }