/* Dégradé vertical de rouge vers noir sur tout le fond */
body {
    margin: 0;
    font-family: 'Inter', sans-serif;
    background: linear-gradient(to bottom, #000000, #ff0000);
    color: #ffffff;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
  }
  
  /* Navbar Bootstrap personnalisée */
  .navbar {
    background-color: rgba(0, 0, 0, 0.85);
    padding: 0.75rem 1rem;
  }
  
  .navbar-brand,
  .nav-link {
    color: #ffffff !important;
  }
  
  .nav-link:hover {
    color: #ff6666 !important;
  }
  
  /* Conteneur principal */
  .container {
    flex: 1;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.4);
    border-radius: 15px;
    max-width: 800px;
    margin: 2rem auto;
    box-shadow: 0 0 15px rgba(255, 0, 0, 0.5);
  }
  
  /* Titres */
  h1, h2 {
    text-align: center;
    color: #ffffff;
  }
  
  /* Informations utilisateur */
  .profile-info {
    margin-top: 2rem;
  }
  
  .user-details p {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    padding-bottom: 0.3rem;
  }
  
  /* Footer */
  footer {
    background-color: rgba(0, 0, 0, 0.85);
    color: #fff;
    text-align: center;
    padding: 1rem;
  }
  
  footer a {
    color: #ff6666;
    text-decoration: none;
  }
  
  footer a:hover {
    text-decoration: underline;
  }
  
  /* Responsive design pour mobile et tablette */
@media (max-width: 768px) {
    .container {
      padding: 1rem;
      margin: 1rem;
    }
  
    h1, h2 {
      font-size: 1.5rem;
    }
  
    .user-details p {
      font-size: 1rem;
    }
  
    .navbar-nav {
      text-align: center;
    }
  
    .navbar-nav .nav-item {
      margin-bottom: 0.5rem;
    }
  }