export function createPanel() {
  const panel = document.createElement("div");
  panel.style.cssText = `
    position: fixed;
    bottom: 24px;
    right: 24px;
    z-index: 999999;
    background: white;
    border-radius: 10px;
    box-shadow: 0 4px 12px rgba(0,0,0,.15);
    padding: 10px;
    width: 220px;
    font-size: 14px;
  `;
  panel.innerHTML = `
    <div style="display:flex;gap:6px;">
      <input id="voiceTextInput" placeholder="输入指令，如：添加设备"
        style="flex:1;padding:6px;border:1px solid #dcdfe6;border-radius:4px;" />
      <button id="voiceBtn"
        style="padding:6px 10px;border:none;border-radius:4px;background:#409eff;color:#fff;cursor:pointer;">
        🎤
      </button>
    </div>
    <div style="margin-top:6px;color:#999;font-size:12px;">
      支持语音 / 回车文字指令
    </div>
  `;
  document.body.appendChild(panel);
  return panel;
}