/* ===== 语言切换按钮样式 ===== */
.lang-switch {
  position: fixed;
  top: 10px;
  right: 20px;
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: "Microsoft YaHei", Arial, sans-serif;
  z-index: 1000;
}

.lang-switch a {
  display: inline-flex;
  align-items: center;
  font-size: 14px;
  text-decoration: none;
  color: #333;
  padding: 4px 8px;
  border-radius: 6px;
  transition: all 0.3s ease;
}

.lang-switch a:hover {
  background: #f0f0f0;
}

.lang-switch img {
  width: 20px;
  height: 14px;
  margin-right: 5px;
  border: 1px solid #ccc;
}

/* ===== 切换提示样式 ===== */
#lang-toast {
  position: fixed;
  top: 60px;
  right: 30px;
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  font-size: 14px;
  opacity: 0;
  transition: opacity 0.5s ease;
  z-index: 9999;
}