/**
 * GMIIE theme toggle — shared across hub pages.
 * Persists to localStorage key gmiie-theme.
 */
(function (global) {
  function applyTheme(theme) {
    document.documentElement.setAttribute("data-theme", theme);
    var label = theme === "dark" ? "Light Mode" : "Dark Mode";
    document.querySelectorAll("[data-gmiie-theme-btn]").forEach(function (btn) {
      btn.textContent = label;
    });
    ["theme-btn", "s-theme-btn", "tbtn"].forEach(function (id) {
      var el = document.getElementById(id);
      if (el) el.textContent = label;
    });
  }

  global.toggleTheme = function () {
    var dark = document.documentElement.getAttribute("data-theme") === "dark";
    var next = dark ? "light" : "dark";
    applyTheme(next);
    try {
      localStorage.setItem("gmiie-theme", next);
    } catch (e) {}
  };

  try {
    var saved = localStorage.getItem("gmiie-theme");
    if (saved === "light" || saved === "dark") applyTheme(saved);
  } catch (e) {}
})();