feat(site): 隐私政策/服务条款/系统要求页面

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com> Claude-Session: https://claude.ai/code/session_01JJ1g8XV1YhhmHRzhwWEW7o
2026-07-03 09:58:30 +08:00
parent d5b11c0943
commit 48d6fc1c25
5 changed files with 327 additions and 0 deletions
@@ -0,0 +1,28 @@
+// 法律/信息页左侧目录滚动高亮
+(function () {
+  var toc = document.getElementById('legalToc');
+  if (!toc) return;
+  var links = Array.prototype.slice.call(toc.querySelectorAll('a'));
+  var sections = links
+    .map(function (a) { return document.getElementById(a.getAttribute('href').slice(1)); })
+    .filter(Boolean);
+  if (!sections.length || !window.IntersectionObserver) return;
+
+  var active = null;
+  function setActive(id) {
+    if (id === active) return;
+    active = id;
+    links.forEach(function (a) {
+      a.classList.toggle('active', a.getAttribute('href') === '#' + id);
+    });
+  }
+
+  var observer = new IntersectionObserver(function (entries) {
+    entries.forEach(function (e) {
+      if (e.isIntersecting) setActive(e.target.id);
+    });
+  }, { rootMargin: '-15% 0px -75% 0px', threshold: 0 });
+
+  sections.forEach(function (s) { observer.observe(s); });
+  setActive(sections[0].id);
+})();