fix searchbox position

src/lib/CodeMirrorSearch/CodeMirrorSearch.svelte

@@ -114,6 +114,18 @@ https://codemirror.net/docs/ref/#search
 	onMount(() => {
 		searchTxt = getSelectedText(view);
 		searchTxtEl.focus();
+
+		// Switch from absolute to fixed and preserve position
+		if (el) {
+			const rect = el.getBoundingClientRect();
+			el.style.position = 'fixed';
+			el.style.top = rect.top + 'px';
+			el.style.left = rect.left + 'px';
+			el.style.right = 'auto'; // Remove right if present
+			el.classList.remove('absolute');
+			el.classList.add('fixed');
+		}
+
 		return reset;
 	});
 </script>