Merge branch 'main' into customizer

docs/assets/javascript/klmn.js

@@ -0,0 +1,44 @@
+document.addEventListener("DOMContentLoaded", () => {
+  const $klmnColumns = Array.prototype.slice.call(
+    document.querySelectorAll(".bd-klmn-columns"),
+    0,
+  );
+  const $klmnGaps = Array.prototype.slice.call(
+    document.querySelectorAll(".bd-klmn-gap"),
+    0,
+  );
+  const $klmnValue = document.getElementById("klmnValue");
+
+  $klmnGaps.forEach((el) => {
+    el.addEventListener("mouseenter", () => {
+      const index = el.dataset.value;
+      selectGap(index);
+    });
+  });
+
+  function resetGaps() {
+    $klmnGaps.forEach((el) => {
+      el.classList.remove("bd-is-selected");
+    });
+  }
+
+  function setColumns(n) {
+    $klmnColumns.forEach((el) => {
+      el.className = `columns is-variable bd-klmn-columns is-${n}`;
+    });
+  }
+
+  function setValue(n) {
+    const rem = `${n * 0.25}rem`;
+    $klmnValue.innerHTML = rem;
+  }
+
+  function selectGap(n) {
+    resetGaps();
+    $klmnGaps[n].classList.add("bd-is-selected");
+    setColumns(n);
+    setValue(n);
+  }
+
+  selectGap(3);
+});