body {
  background: linear-gradient(135deg, #f5f7fa, #e6ecf2);
  margin: 0;
  font-family: "Segoe UI", sans-serif;
}

.login-card {
  border-radius: 20px;
  background: #ffffff;
  padding: 2rem;
  max-width: 400px;
  width: 100%;
  box-shadow: 0 8px 25px rgba(13, 43, 78, 0.15);
  animation: fadeIn 0.6s ease-in-out;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

.login-title {
  font-weight: 700;
  color: #0D2B4E; /* bleu foncé */
}

.form-control:focus {
  border-color: #F2C311; /* jaune */
  box-shadow: 0 0 0 0.2rem rgba(242, 195, 17, 0.25);
}

.btn-primary {
  background-color: #F2C311;
  border: none;
  color: #0D2B4E;
  font-weight: 600;
}

.btn-primary:hover {
  background-color: #d5aa0f;
  color: #0D2B4E;
}