(function () {
  var root = document.documentElement, KEY = "ricehub-mode";
  try { var saved = localStorage.getItem(KEY); if (saved) root.dataset.theme = saved; } catch (e) {}
  document.addEventListener("DOMContentLoaded", function () {
    var mode = document.getElementById("mode");
    if (mode) mode.onclick = function () {
      var dark = root.dataset.theme
        ? root.dataset.theme === "dark"
        : matchMedia("(prefers-color-scheme:dark)").matches;
      var next = dark ? "light" : "dark";
      root.dataset.theme = next;
      try { localStorage.setItem(KEY, next); } catch (e) {}
    };
    var toast = document.getElementById("toast");
    document.querySelectorAll(".sw button").forEach(function (b) {
      b.onclick = function () {
        var hex = b.dataset.hex;
        function done() {
          toast.textContent = "Copied " + hex;
          toast.classList.add("on");
          setTimeout(function () { toast.classList.remove("on"); }, 1400);
        }
        try { navigator.clipboard.writeText(hex).then(done, done); } catch (e) { done(); }
      };
    });
  });
})();