.seal-language-switcher {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 12000;
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 8px 10px;
  border: 1px solid rgba(50, 145, 191, 0.28);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 8px 24px rgba(24, 73, 104, 0.16);
  color: #285c79;
  font: 600 13px/1.2 "Microsoft YaHei UI", "Microsoft JhengHei UI", sans-serif;
  backdrop-filter: blur(12px);
}

.seal-language-switcher select {
  min-width: 72px;
  padding: 5px 26px 5px 9px;
  border: 1px solid rgba(50, 145, 191, 0.34);
  border-radius: 9px;
  background: #f7fcff;
  color: #173f58;
  font: inherit;
  cursor: pointer;
}

.seal-language-switcher select:focus-visible {
  outline: 3px solid rgba(49, 180, 224, 0.24);
  outline-offset: 2px;
}

@media (max-width: 640px) {
  .seal-language-switcher {
    right: 10px;
    bottom: 10px;
    padding: 7px 8px;
  }

  .seal-language-switcher label {
    display: none;
  }
}