From 73df88c90dee72e50228f62a5f0284eec9b922e6 Mon Sep 17 00:00:00 2001
From: Hash6232 <lagged9071@proton.me>
Date: Mon, 22 Dec 2025 12:15:57 +0100
Subject: [PATCH] fix(runtime): add fallback for missing head element

---
 runtime/inject-css.js | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/runtime/inject-css.js b/runtime/inject-css.js
index 2cad19f9..e397bda4 100644
--- a/runtime/inject-css.js
+++ b/runtime/inject-css.js
@@ -12,7 +12,7 @@ var styleTags = [];
  * @param {Record<string,string>} [options.attributes]
  * @returns {void}
  */
-export default function (css, options) {
+var styleInjector = function (css, options) {
   if (!css || typeof document === "undefined") return;
 
   var position = options.prepend === true ? "prepend" : "append";
@@ -23,6 +23,14 @@ export default function (css, options) {
       ? document.querySelector(options.container)
       : document.getElementsByTagName("head")[0];
 
+  // Fallback if container is not available yet
+  if (!container && document.readyState === "loading") {
+    document.addEventListener("DOMContentLoaded", function () {
+      styleInjector(css, options);
+    });
+    return;
+  }
+
   function createStyleTag() {
     var styleTag = document.createElement("style");
     styleTag.setAttribute("type", "text/css");
@@ -65,4 +73,6 @@ export default function (css, options) {
   } else {
     styleTag.appendChild(document.createTextNode(css));
   }
-}
+};
+
+export default styleInjector;