.xx-wechat-qr-modal {
  position: relative;
  padding: 8px 0 4px;
  min-height: 320px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* 常驻二维码容器（WxLogin 渲染目标） */
.xx-wechat-qr-container {
  display: flex;
  justify-content: center;
  min-height: 260px;
}

/* loading / error 遮罩层，覆盖在二维码容器之上 */
.xx-wechat-qr-overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: #fff;
  text-align: center;
  color: #666;
}

.xx-wechat-qr-overlay p {
  margin-top: 16px;
  margin-bottom: 0;
}

.xx-wechat-qr-container iframe {
  border: none;
}

.xx-wechat-qr-tip {
  margin: 12px 0 0;
  color: #666;
  font-size: 14px;
}

.xx-wechat-qr-error {
  text-align: center;
  width: 100%;
}

.xx-wechat-qr-error-msg {
  color: #ef4444;
  font-size: 14px;
  line-height: 1.6;
  margin: 0 0 16px;
  word-break: break-word;
}

.xx-wechat-qr-error-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
}

.xx-wechat-qr-fallback {
  background: none;
  border: none;
  color: var(--primary-color, #3b82f6);
  cursor: pointer;
  font-size: 13px;
  padding: 0;
  text-decoration: underline;
}