@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.loading-container{display:flex;flex:1;min-height:90vh;width:100%;height:100%;flex-direction:column;align-items:center;justify-content:center;box-sizing:border-box}.loading-spinner{width:40px;height:40px;border:4px solid rgba(0,0,0,.1);border-radius:50%;border-top-color:#007bff;animation:spin 1s linear infinite}.loading-message{font-size:1.25rem;font-weight:500;font-family:Arial,sans-serif;color:#333;margin:16px 0 0}