.skeleton-block{background:linear-gradient(90deg, var(--bg-muted) 25%, var(--border-subtle) 37%, var(--bg-muted) 63%);background-size:400% 100%;border-radius:4px;height:12px;animation:1.4s infinite shimmer}@keyframes shimmer{0%{background-position:100% 0}to{background-position:0 0}}