{#
  Copyright (C) 2026 Graz University of Technology.

  invenio-override is free software; you can redistribute it and/or
  modify it under the terms of the MIT License; see LICENSE file for more
  details.

  App-wide FOUC guard. Hides the body until the client side widgets
  have initialised, so the server rendered placeholders dont flash
  before JS fills them in.
#}
<style>
  body { opacity: 0; }
  body.ready { opacity: 1; transition: opacity 0.15s ease; }
</style>
<noscript>
  <style>body { opacity: 1; }</style>
</noscript>
<script>
  (function () {
    function reveal() {
      if (document.body) document.body.classList.add("ready");
    }
    if (document.readyState === "complete") {
      reveal();
    } else {
      window.addEventListener("load", reveal);
    }
    setTimeout(reveal, 1500);
  })();
</script>