#callaloo-article-wrapper .milestone.completed{background:linear-gradient(135deg,#8e24aa 0%,#6a1b9a 100%);color:white;border-color:#6a1b9a}#callaloo-article-wrapper .challenge-card.selected{background:linear-gradient(135deg,#fbc02d 0%,#f57f17 100%);color:white;border-color:#f57f17}