/* 页脚样式 */
.footer {
  background-color: #004d40;
  color: white;
  padding: 40px 0 20px;
}

.footer__container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
}

.footer__logo img {
  width: 258px;
  height: 112px;
  margin-bottom: 15px;
}

.footer__logo h3 {
  font-size: 18px;
  font-weight: 600;
  margin: 0;
}

.footer__links {
  display: grid;
  grid-gap: 20px;
  grid-template-columns: repeat(3, 0.5fr);
}

.footer__column {
  flex: 0 0 100%;
  margin-bottom: 30px;
  text-align: center;
}

.footer__column h4 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 15px;
  position: relative;
  display: inline-block;
}

.footer__links-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 10px;
}

.footer__links-grid a {
  color: white;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

.footer__links-grid a:hover {
  color: #b2dfdb;
}

.footer__column p {
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 10px;
}

.footer__column ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.footer__column ul li {
  margin-bottom: 10px;
}

.footer__column ul li a {
  color: white;
  text-decoration: none;
  font-size: 14px;
  transition: color 0.3s ease;
}

.footer__column ul li a:hover {
  color: #b2dfdb;
}

.footer__social {
  display: flex;
  justify-content: center;
  gap: 20px;
  margin-top: 15px;
}

.footer__social a img {
  width: 30px;
  height: 30px;
  transition: transform 0.3s ease;
}

.footer__social a:hover img {
  transform: scale(1.1);
}

.footer__copyright {
  text-align: center;
  padding-top: 20px;
  margin-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
}