feat: remove header_link, adjust hero scroll to next, fix some html errors

packages/base/ContentBlocks/ContentElements/hero/assets/scroll-to-next.js

@@ -0,0 +1,32 @@
+document.addEventListener('DOMContentLoaded', () => {
+  document
+    .querySelectorAll('.hero-down-link')
+    .forEach(link => link.addEventListener('click', scrollToNext));
+});
+
+function scrollToNext(e) {
+  e.preventDefault();
+  const refEl = e.currentTarget;
+  const isMobile = window.matchMedia('(max-width: 768px)').matches;
+
+  if (isMobile) {
+    const target = document.getElementById('hero-text');
+    if (!target) {
+      console.warn('scrollToNext: no element with id="hero-text"');
+      return;
+    }
+    target.scrollIntoView({ behavior: 'smooth', block: 'start' });
+
+  } else {
+    const frames = Array.from(document.querySelectorAll('.frame'));
+    const nextFrame = frames.find(frame =>
+      refEl.compareDocumentPosition(frame) & Node.DOCUMENT_POSITION_FOLLOWING
+    );
+
+    if (!nextFrame) {
+      console.warn('scrollToNext: no .frame found after this link');
+      return;
+    }
+    nextFrame.scrollIntoView({ behavior: 'smooth', block: 'start' });
+  }
+}