.loading-overlay{position:fixed;top:0;left:0;width:100vw;height:100vh;background-color:#ffffffb3;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:9999;font-size:1.2rem}.spinner{border:6px solid #f3f3f3;border-top:6px solid #3498db;border-radius:50%;width:48px;height:48px;animation:spin 1s linear infinite;margin-bottom:10px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}