/* 底部区域 */
.footer {
  background-color: #333;
  color: #fff;
  padding: 50px 5% 20px;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 30px;
  margin-bottom: 30px;
}

.footer-section h3 {
  margin-bottom: 20px;
  font-size: 20px;
}

.footer-links {
  list-style: none;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  color: #ccc;
  text-decoration: none;
  transition: color 0.3s;
}

.footer-links a:hover {
  color: #f09c00;
}

.contact-info p {
  margin-bottom: 10px;
  display: flex;
  align-items: flex-start;
}

.copyright {
  text-align: center;
  padding-top: 20px;
  border-top: 1px solid #555;
  color: #aaa;
  font-size: 14px;
}