(() => {
  const APP_NAME = "Cardioplus Lims";

  const replaceBrandText = () => {
    if (document.title !== APP_NAME) {
      document.title = APP_NAME;
    }

    for (const node of document.querySelectorAll("h1, h2, h3, h4, h5, span, div, p, title")) {
      if (node.childElementCount > 0) continue;
      const text = node.textContent?.trim();
      if (!text) continue;
      if (text === "Test LIMS" || text === "OpenELIS Global") {
        node.textContent = APP_NAME;
      }
    }
  };

  if (document.readyState === "loading") {
    document.addEventListener("DOMContentLoaded", replaceBrandText, { once: true });
  } else {
    replaceBrandText();
  }

  const observer = new MutationObserver(() => replaceBrandText());
  observer.observe(document.documentElement, {
    childList: true,
    subtree: true,
  });
})();