.loading-placeholder{display:flex;align-items:center;justify-content:center;min-height:100px;background:#f5f5f5;border-radius:8px;color:#666;font-size:14px;margin:20px 0;animation:pulse 1.5s ease-in-out infinite}@keyframes pulse{0%{opacity:.6}50%{opacity:1}to{opacity:.6}}.loading-placeholder.dark{background:#2a2a2a;color:#ccc}@media (max-width:768px){.loading-placeholder{min-height:80px;font-size:12px}}