/* 登录页面样式 */
.container {
  display: flex;
  align-items: center;
  justify-content: center;
}

.login-box {
  background: white;
  padding: 40px;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
  width: 100%;
  max-width: 400px;
  text-align: center;
}

.login-box h1 {
  margin-bottom: 30px;
  color: #2c3e50;
  font-size: 2rem;
  font-weight: 600;
}

#login-form {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.login-btn {
  width: 100%;
  font-size: 18px;
  font-weight: 600;
  padding: 15px;
  background: linear-gradient(135deg, #3498db, #2980b9);
  border: none;
  margin-top: 10px;
}

.login-btn:hover {
  background: linear-gradient(135deg, #2980b9, #2471a3);
}

/* 动画效果 */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(-20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-box {
  animation: fadeIn 0.5s ease;
}

/* 响应式调整 */
@media (max-width: 480px) {
  .login-box {
    padding: 30px 20px;
    margin: 10px;
  }

  .login-box h1 {
    font-size: 1.5rem;
  }
}