@keyframes skeleton-shimmer{0%{opacity:1}50%{opacity:.4}to{opacity:1}}.challenge-skeleton__cover,.challenge-skeleton__line,.challenge-skeleton__stepper,.challenge-skeleton__tabs{background:var(--bg-2);border-radius:var(--radius-sm);animation:skeleton-shimmer 1.6s ease-in-out infinite}.challenge-skeleton__cover{width:100%;aspect-ratio:1/1}.challenge-skeleton__meta-block{display:flex;flex-direction:column;gap:var(--spacing-xs);margin-top:var(--spacing-md)}.challenge-skeleton__line{height:12px;width:100%}.challenge-skeleton__line--label{height:10px;width:40%}.challenge-skeleton__line--value{height:13px;width:75%}.challenge-skeleton__line--title{height:28px;width:100%}.challenge-skeleton__line--short{width:60%}.challenge-skeleton__stepper{height:48px;width:100%;border-radius:var(--radius-md);margin:var(--spacing-lg) 0}.challenge-skeleton__body{display:flex;flex-direction:column;gap:var(--spacing-sm);margin-bottom:var(--spacing-xl)}.challenge-skeleton__tabs{height:40px;width:100%;border-radius:var(--radius-md)}