/* Arrière-plan en dégradé fluide */
body {
  margin: 0;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, #072fe2, #010416);
  font-family: 'Segoe UI', sans-serif;
}

/* Container centré */
.container {
  background: rgba(11, 79, 224, 0.329);
  padding: 40px;
  border-radius: 20px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  width: 350px;
}

/* Formulaire */
.login-form h2 {
  text-align: center;
  color: white;
  margin-bottom: 25px;
}

/* Champs */
.input-group {
  display: flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.2);
  margin: 10px 0;
  padding: 12px;
  border-radius: 12px;
}

.input-group i {
  margin-right: 10px;
  color: white;
}

.input-group input {
  background: none;
  border: none;
  outline: none;
  color: white;
  font-size: 1rem;
  flex: 1;
}

.input-group input::placeholder {
  color: rgba(255, 255, 255, 0.7);
}

/* Bouton */
.btn {
  width: 100%;
  padding: 12px;
  background: #ffffff33;
  color: white;
  border: none;
  border-radius: 12px;
  font-size: 1rem;
  cursor: pointer;
  margin-top: 15px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.3s ease-in-out;
}

.btn i {
  margin-right: 8px;
}

.btn:hover {
  background: #ffffff55;
}