@keyframes ndn-shimmer{0%{background-position:-468px 0}100%{background-position:468px 0}}
.ndn-skeleton-line,.ndn-skeleton-avatar,.ndn-skeleton-card{background:linear-gradient(to right,#f0f0f0 8%,#e0e0e0 18%,#f0f0f0 33%);background-size:800px 100%;animation:ndn-shimmer 1.5s infinite linear;border-radius:4px}
.ndn-skeleton-card{background:#fff;border-radius:12px;padding:16px;margin-bottom:12px;animation:none;border:1px solid #f0f0f0}
.ndn-skeleton-header{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.ndn-skeleton-avatar{width:44px;height:44px;border-radius:50%;flex-shrink:0}
.ndn-skeleton-meta{flex:1}
.ndn-skeleton-line{height:12px;margin-bottom:8px;display:block}
.ndn-skeleton-line.w100{width:100%}
.ndn-skeleton-line.w90{width:90%}
.ndn-skeleton-line.w80{width:80%}
.ndn-skeleton-line.w70{width:70%}
.ndn-skeleton-line.w60{width:60%}
.ndn-skeleton-line.w40{width:40%}
.ndn-spinner{width:28px;height:28px;border:3px solid #e0e0e0;border-top-color:#2563eb;border-radius:50%;animation:ndn-spin .8s linear infinite;margin:0 auto}
@keyframes ndn-spin{to{transform:rotate(360deg)}}
.ndn-loading-spinner{padding:20px;text-align:center}