/* ==== Authentification === */
.auth-container {
  max-width: 450px;
  margin: 80px auto;
  padding: 40px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 6px 25px rgba(0, 0, 0, 0.1);
  text-align: center;
}

.auth-container h2 {
  font-size: 2.5rem;
  font-weight: 600;
  color: #2b3d55;
  margin-bottom: 30px;
}

.auth-container label {
  display: block;
  margin-bottom: 6px;
  font-weight: 500;
}

.auth-container input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  margin-bottom: 20px;
  font-size: 1em;
}

.auth-container button {
  width: fit-content;
  color: white;
  border: none;
  padding: 10px;
  font-size: 1em;
  border-radius: 6px;
  cursor: pointer;
  transition: background 0.3s;
}

.auth-container button:hover {
  background: #1a5fd1;
}

.auth-form .form-group {
  margin-bottom: 15px;
}

.auth-form label {
  display: block;
  font-weight: bold;
  margin-bottom: 5px;
}

.auth-form input {
  width: 100%;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 6px;
  font-size: 1em;
}

.auth-form button {
  width: 100%;
  color: white;
  border: none;
  border-radius: 6px;
  font-size: 1em;
  cursor: pointer;
  transition: background 0.3s;
}

.register-btn {
    display: inline-block;
    font-weight: 500;
    text-decoration: underline;
    transition: color 0.2s ease;
}

.register-btn:hover {
    text-decoration: none;
}

.btn-submit {
    width: 100%;
    padding: 12px;
    background: #2b3d55;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 500;
    cursor: pointer;
    transition: background 0.3s ease;
}

.btn-submit:hover {
    background-color: #1a5fd1;
}

.main-content {
    display: block;
}

.alert-danger {
    font-size: 0.95rem;
    padding: 10px 15px;
    border-radius: 6px;
}