footer {
  background: #2a2a2a;
  padding: 50px 0 20px;
  font-family: "Microsoft YaHei", sans-serif;
  color: #eee;
}

.footer-top {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  gap: 40px;
  flex-wrap: wrap;
  padding: 0 20px;
}

.footer-left, .footer-right {
  flex: 1;
  min-width: 300px;
  display: flex;
  flex-direction: column;
}

.footer-left h3, .footer-right h3 {
  font-size: 20px;
  font-weight: bold;
  color: #fff;
  margin-bottom: 25px;
  padding-left: 12px;
  border-left: 4px solid #00B2B2;
  margin-top: 0;
  min-height: 30px;
}

.footer-qrcodes {
  display: flex;
  gap: 25px;
  margin-bottom: 25px;
  min-height: 150px;
}
.qrcode-item {
  text-align: center;
}
.qrcode, .qrcode-placeholder {
  width: 120px;
  height: 120px;
  border-radius: 8px;
  border: 1px solid #555;
  background: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  color: #888;
}
.qrcode-item p {
  margin-top: 10px;
  font-size: 14px;
  color: #ddd;
}

.footer-contact p {
  font-size: 14px;
  color: #ddd;
  margin: 10px 0;
  line-height: 1.6;
  display: flex;
  align-items: center;
  min-height: 24px;
}
.footer-contact i {
  color: #00B2B2;
  margin-right: 10px;
  font-size: 16px;
  width: 20px;
  text-align: center;
}

.advantage-qrcodes {
  display: flex;
  gap: 25px;
  margin-bottom: 25px;
  min-height: 150px;
}
.advantage-item-box {
  text-align: center;
}
.advantage-icon-box {
  width: 120px;
  height: 120px;
  margin: 0 auto 10px;
  background: #ffffff;        /* 圆圈底色改为白色 */
  border: 1px solid #dddddd;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.advantage-icon-box img {
  display: block;
  width: 100%;                /* 铺满圆圈 */
  height: 100%;
  object-fit: cover;          /* 保证填满不变形 */
}
.advantage-item-box p {
  font-size: 14px;
  color: #ddd;
  margin: 0;
}

.advantage-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px 15px;
}
.advantage-item {
  display: flex;
  align-items: center;
  font-size: 14px;
  color: #ddd;
  line-height: 1.6;
  min-height: 24px;
}
.advantage-icon {
  margin-right: 10px;
  font-size: 16px;
  color: #00B2B2;
  width: 20px;
  text-align: center;
}

.footer-bottom {
  max-width: 1200px;
  margin: 40px auto 0;
  padding-top: 20px;
  border-top: 1px solid #555;
  text-align: center;
}
.footer-copyright p {
  font-size: 13px;
  color: #aaa;
  margin-bottom: 10px;
}
.footer-links {
  font-size: 13px;
  color: #aaa;
}
.footer-links a {
  color: #aaa;
  margin: 0 8px;
  text-decoration: none;
}
.footer-links a:hover {
  color: #00B2B2;
}