// custom.js
(function () {
    const tabClasses = [
      "tab-glance",
      "tab-pncharris",
      "tab-netgrimoire",
      "tab-wasted-bandwidth",
    ];
  
    function normalize(s) {
      return (s || "")
        .toLowerCase()
        .replace(/[^a-z0-9]+/g, "-")
        .replace(/(^-|-$)/g, "");
    }
  
    function applyTabClass() {
      // Tabs commonly appear in the URL hash with Homepage tabs
      // We'll derive the active tab from location.hash as best-effort.
      const hash = (location.hash || "").replace(/^#/, "");
      const slug = normalize(hash) || "glance";
  
      document.body.classList.remove(...tabClasses);
  
      if (slug.includes("pncharris")) document.body.classList.add("tab-pncharris");
      else if (slug.includes("netgrimoire")) document.body.classList.add("tab-netgrimoire");
      else if (slug.includes("wasted") || slug.includes("bandwidth"))
        document.body.classList.add("tab-wasted-bandwidth");
      else document.body.classList.add("tab-glance");
    }
  
    window.addEventListener("hashchange", applyTabClass);
    window.addEventListener("load", applyTabClass);
  
    // Initial run
    applyTabClass();
  })();