/* 页脚自适应样式 - 白色背景 + 分割线 + 层次感 */
#footer {
  background-color: #ffffff !important;
  background-image: none !important;
  border-top: 1px solid #e5e7eb !important;
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.05) !important;
}

/* 页脚文字颜色 - 清晰显示 */
#footer,
#footer > * {
  color: #1f2937 !important;
}

.footer-flex-title {
  color: #1f2937 !important;
}

.footer-flex-content a,
.footer-flex-content div {
  color: #6b7280 !important;
}

.footer-flex-content a:hover {
  color: #1f2937 !important;
}

/* 移除底部灰条 */
.footer-other {
  background-color: transparent !important;
}

.footer-flex-items {
  white-space: normal !important;
}

.footer-flex-item {
  white-space: normal !important;
}

/* 第一列的描述文字可以换行 */
.footer-flex-items:first-child .footer-flex-content > div:first-child {
  white-space: normal !important;
}

/* 第一列的版权信息及其内部元素保持一行 */
.footer-flex-items:first-child .footer-flex-content > div:last-child {
  white-space: nowrap !important;
}

.footer-flex-items:first-child .footer-flex-content > div:last-child a {
  display: inline !important;
}

/* 其他列的链接保持块级显示 */
.footer-flex-items:not(:first-child) .footer-flex-content a {
  display: block !important;
}

/* 响应式：小屏幕设备 */
@media (max-width: 768px) {
  .footer-flex {
    padding: 30px 20px !important;
  }

  .footer-flex-items {
    flex: 0 0 100% !important;
    min-width: 100% !important;
    margin-bottom: 20px;
  }

  /* 小屏幕下版权信息也可以换行 */
  .footer-flex-items:first-child .footer-flex-content > div:last-child {
    white-space: normal !important;
  }
}

/* 中等屏幕：允许描述文字换行 */
@media (min-width: 769px) and (max-width: 1200px) {
  .footer-flex-items:first-child .footer-flex-content > div:first-child {
    max-width: 300px;
  }
}