function walkAllRoots(root, callback) {
  const walker = document.createTreeWalker(root, NodeFilter.SHOW_ELEMENT, null);
  let node = walker.currentNode;
  do {
    if (node.shadowRoot) {
      walkAllRoots(node.shadowRoot, callback);
    }
  } while (node = walker.nextNode());
  callback(root);
}

function formatTextIn(root) {
  // الحالة الأولى: رقم مكتوب جنب "ر.س" بنفس السطر
  const textWalker = document.createTreeWalker(root, NodeFilter.SHOW_TEXT, null);
  const textNodes = [];
  while (textWalker.nextNode()) {
    const node = textWalker.currentNode;
    if (/\b\d{4,}(\.\d+)?\s*ر\.?س/.test(node.nodeValue)) textNodes.push(node);
  }
  textNodes.forEach(node => {
    node.nodeValue = node.nodeValue.replace(/\b\d{4,}(\.\d+)?\b/g, m => Number(m).toLocaleString('en-US'));
  });

  // الحالة الثانية: عنصر نصه بالكامل رقم بس (زي أيقونة العملة المنفصلة)
  const elements = root.querySelectorAll ? root.querySelectorAll('*') : [];
  elements.forEach(el => {
    if (el.children.length === 0) {
      const t = el.textContent.trim();
      if (/^\d{4,}(\.\d+)?$/.test(t) && !el.dataset.numFormatted) {
        el.textContent = Number(t).toLocaleString('en-US');
        el.dataset.numFormatted = 'true';
      }
    }
  });
}

function runAll() {
  walkAllRoots(document.body, formatTextIn);
}

document.addEventListener('DOMContentLoaded', runAll);
const observer = new MutationObserver(() => {
  clearTimeout(window.__donationFormatTimer);
  window.__donationFormatTimer = setTimeout(runAll, 300);
});
observer.observe(document.body, { childList: true, subtree: true, characterData: true });

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