2426: color var fix and remove tabindex if there's no scrolling

Author: ycanales

static/css/v3/library-intro-card.css

@@ -73,7 +73,7 @@
 }
 
 .library-intro-card__authors:focus-visible {
-  outline: 2px solid var(--color-text-primary);
+  outline: 2px solid var(--color-stroke-link-accent);
   outline-offset: -2px;
 }
 

templates/v3/includes/_library_intro_card.html

@@ -20,9 +20,11 @@
   </div>
   {% if authors %}
     <div class="library-intro-card__authors"
+         {% if authors|length > 3 %}
          tabindex="0"
          role="region"
-         aria-label="Contributors for {{ library_name }}">
+         aria-label="Contributors for {{ library_name }}"
+         {% endif %}>
       {% for author in authors %}
         {% if not forloop.first %}<hr class="card__hr">{% endif %}
         <div class="library-intro-card__author">