fix(widgets): restore article table of contents behavior and styles

assets/css/routes/posts-navs.css

@@ -56,55 +56,6 @@
 	padding-top: 0;
 }
 
-/* TOC sidebar filled by section-navs.js */
-.posts-nav-box .posts-nav-lists,
-.posts-nav-box .aksrt-section-nav {
-	max-height: 400px;
-	padding-left: 10px;
-	overflow-y: auto;
-}
-
-.posts-nav-box .aksrt-panel {
-	background: var(--main-bg-color, var(--surface-1, #fff));
-	border-radius: 8px;
-	box-shadow: 0 1px 4px var(--main-shadow, rgba(0, 0, 0, 0.06));
-	padding: 10px;
-}
-
-.posts-nav-lists .bl {
-	border-left: 1px solid var(--main-border-color, #eee);
-	padding: 12px 10px 12px 0;
-	list-style: none;
-	margin: 0;
-	position: relative;
-}
-
-.posts-nav-lists li {
-	position: relative;
-	list-style: none;
-}
-
-.posts-nav-lists li a {
-	margin: 0 10px;
-	display: block;
-	border-radius: 4px;
-	padding: 8px;
-	margin-right: 20px;
-	color: var(--muted-2-color, #666);
-	text-decoration: none;
-}
-
-.posts-nav-lists li a:hover,
-.posts-nav-lists li.active a {
-	background: var(--main-shadow, rgba(0, 0, 0, 0.04));
-	color: var(--focus-color, var(--color-primary));
-}
-
-.posts-nav-lists li.n-H1 a,
-.posts-nav-lists li.n-H2 a {
-	font-weight: 700;
-}
-
 /* settings modal */
 #post-navs-sz.modal {
 	position: fixed;