.loading-modal{position:fixed;top:0;left:0;width:100%;height:100%;background:rgba(0,0,0,.5);display:flex;justify-content:center;align-items:center;z-index:1000}.loading-content{background:#fff;padding:20px;border-radius:8px;text-align:center;box-shadow:0 0 10px rgba(0,0,0,.3)}.spinner{width:40px;height:40px;border:4px solid rgba(0,0,0,.1);border-left-color:#000;border-radius:50%;animation:spin 1s linear infinite;margin:10px auto}@keyframes spin{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}