.skeleton{background:#e0e0e0;border-radius:12px;position:relative;overflow:hidden}.skeleton:after{content:"";display:block;position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(90deg,transparent,rgba(255,255,255,.4) 50%,transparent);animation:skeleton-shimmer 1.2s infinite}@keyframes skeleton-shimmer{0%{transform:translateX(-100%)}to{transform:translateX(100%)}}