.site-footer {
  background: #f7f7f7;
  color: #333;
  padding: 0px 0 12px 0;
  text-align: center;
  font-size: 15px;
}

.site-footer .footer-nav {
  font-size: 16px;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.site-footer .footer-nav a {
  color: #4caf50;
  text-decoration: none;
  margin: 0 6px;
  transition: color 0.2s;
  font-size: 14px;
  display: flex;
  align-items: center;
  position: relative;
}
.site-footer .footer-nav a:nth-child(1)::after,.site-footer .footer-nav a:nth-child(2)::after{
  content: "";
  width: 1px;
  height: 14px;
  background: #4caf50;
  position: absolute;
  right: -10px;
}
.site-footer .footer-nav a:hover {
  color: #388e3c;
  text-decoration: underline;
}

.site-footer .footer-main {
  margin: 0 auto;
  max-width: 600px;
}

.site-footer .footer-badges {
  margin: 10px 0;
}
.site-footer .footer-badges img {
  margin: 0 8px;
  vertical-align: middle;
}

.site-footer .footer-info {
  color: #444;
  font-size: 14px;
  line-height: 1.8;
}
.site-footer .footer-info img {
  vertical-align: middle;
  margin-right: 4px;
}
/* 尾部组件样式 */
.footer-component {
  background-color: #4caf50;
  color: white;
}

.footer-links {
  display: flex;
  justify-content: space-around;
  padding: 15px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.footer-links a {
  color: white;
  text-decoration: none;
  font-size: 14px;
}

.footer-info {
  padding: 15px;
  color: #333;
}

.footer-logos {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 15px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 12px;
  color: #666;
}

.footer-details {
  font-size: 11px;
  color: #999;
  line-height: 1.8;
}

.top-green-nav {
  display: flex;
  background: #4caf10;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 32px;
  border-bottom: 1px solid #e0e0e0;
  font-size: 0;
}
.top-green-nav a {
  color: #fff;
  font-size: 14px;
}

/* 弹出框容器样式 */
.popup-container {
  position: relative;
  width: calc(100% / 4);
}

/* 弹出框触发按钮样式 */
.popup-trigger {
  width: 100%;
  background: transparent;
  color: #fff;
  border: none;
  font-size: 14px;
  padding: 8px 12px;
  cursor: pointer;
  text-align: center;
  transition: background-color 0.2s;
  border-right: 1px solid rgba(255, 255, 255, 0.3);
}

.popup-container:last-child .popup-trigger {
  border-right: none;
}

.popup-trigger:hover {
  background: rgba(255, 255, 255, 0.1);
}

/* 弹出框遮罩层样式 */
.popup-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  display: none;
  justify-content: center;
  align-items: center;
  z-index: 1000;
}

.popup-overlay.active {
  display: flex;
}

/* 弹出框内容样式 */
.popup-content {
  background: #fff;
  border-radius: 8px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
  max-width: 400px;
  width: 90%;
  max-height: 80vh;
  overflow: hidden;
  animation: popupFadeIn 0.3s ease-out;
}

@keyframes popupFadeIn {
  from {
    opacity: 0;
    transform: scale(0.9) translateY(-20px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

/* 弹出框头部样式 */
.popup-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid #e0e0e0;
  background: #f8f9fa;
}

.popup-header h3 {
  margin: 0;
  font-size: 16px;
  color: #333;
  font-weight: 500;
}

.popup-close {
  background: none;
  border: none;
  font-size: 24px;
  color: #666;
  cursor: pointer;
  padding: 0;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  transition: background-color 0.2s;
}

.popup-close:hover {
  background: #e0e0e0;
  color: #333;
}

/* 弹出框列表样式 */
.popup-list {
  max-height: 60vh;
  overflow-y: auto;
  padding: 0;
}

.popup-item {
  padding: 12px 20px;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
  transition: background-color 0.2s;
  font-size: 14px;
  color: #333;
  position: relative;
  text-align: left;
}

.popup-item:before {
  content: "•";
  color: #666;
  margin-right: 8px;
  font-size: 16px;
}

.popup-item:last-child {
  border-bottom: none;
}

.popup-item:hover {
  background: #f5f5f5;
}

.popup-item:active {
  background: #e8f5e8;
}

/* 滚动条样式 */
.popup-list::-webkit-scrollbar {
  width: 6px;
}

.popup-list::-webkit-scrollbar-track {
  background: #f1f1f1;
}

.popup-list::-webkit-scrollbar-thumb {
  background: #c1c1c1;
  border-radius: 3px;
}

.popup-list::-webkit-scrollbar-thumb:hover {
  background: #a8a8a8;
}

/* 保留原有的select样式（兼容性） */
select{
  width: calc(100% / 4);
  background: transparent;
  color: #fff;
  border: none;
  display: flex;
  font-size: 14px!important;
  justify-content: center;
   text-align: center;         /* 兼容IE/部分浏览器 */
  text-align-last: center;    /* 现代浏览器，选中项居中 */
}
select option {
  background: #f2f2f2;
  color: #333;
}
.footer-select-row option:checked,
.footer-select-row option[selected] {
  background: #4caf50;   /* 选中项背景色 */
  color: #fff;           /* 选中项字体色 */
}
.top-green-nav a:last-child {
  border-right: none;
}
.top-green-nav select{
  border-right: 1px solid #fff;
}
.top-green-nav select:nth-last-child(1){
  border-right: none; 
}
.top-green-nav a:hover {
  background: #388e3c;
}

/* 弹出框打开时锁定body滚动 */
body.popup-open {
  overflow: hidden;
}