refactor: simplify current relation marker

internal/templates/anime.templ

@@ -283,6 +283,9 @@ templ AnimeRelationsList(relations []jikan.RelationEntry) {
 					TitleClass:  "relation-title",
 					CurrentNode: rel.IsCurrent,
 				}) {
+					if rel.IsCurrent {
+						<div class="mt-2 h-0.5 w-10 bg-white"></div>
+					}
 					if rel.Relation != "" && rel.Relation != "Current" {
 						<div class="mt-1 text-xs text-(--text-faint)">{ rel.Relation }</div>
 					}
@@ -295,11 +298,7 @@ templ AnimeRelationsList(relations []jikan.RelationEntry) {
 }
 
 func relationCardClass(rel jikan.RelationEntry) string {
-	base := "relation-card"
-	if rel.IsCurrent {
-		base += " current"
-	}
-	return base
+	return "relation-card min-w-0 flex flex-col bg-transparent text-inherit no-underline"
 }
 
 templ AnimeRecommendations(recs []jikan.Anime) {