.loading-overlay{display:none;position:absolute;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.3);z-index:1000}
.spinner{position:fixed;top:50%;left:50%;width:40px;height:40px;border:4px solid #f3f3f3;border-top:4px solid #c8102e;border-radius:50%;animation:spin 1s linear infinite;transform:translate(-50%,-50%);z-index:1001}
.error-window{display:none;position:fixed;top:50%;left:50%;transform:translate(-50%,-50%);background:white;padding:20px;border:1px solid #ccc;border-radius:5px;box-shadow:0 2px 10px rgba(0,0,0,0.2);z-index:1002;text-align:center;max-width:300px;width:90%}
.error-window button{margin-top:15px;padding:5px 15px;background:#c8102e;color:white;border:0;border-radius:3px;cursor:pointer}
.error-window button:hover{background:#e84962}
@keyframes spin{0{transform:translate(-50%,-50%) rotate(0)}
100%{transform:translate(-50%,-50%) rotate(360deg)}
}
body.loading-active{overflow:hidden;height:100%;touch-action:none}