.loading-overlay{position:fixed;top:0;left:0;width:100%;height:100%;background-color:rgba(0,0,0,0.5);display:none;justify-content:center;align-items:center;z-index:99999}.loading-overlay.show{display:flex}.loading-spinner{width:50px;height:50px;border:4px solid #f3f3f3;border-top:4px solid #ff9800;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{0%{transform:rotate(0deg)}100%{transform:rotate(360deg)}}.loading-text{color:white;margin-top:15px;font-size:16px;text-align:center}.toast-container{position:fixed;top:20px;right:20px;z-index:99998;max-width:350px}.toast{background-color:white;border-radius:8px;box-shadow:0 4px 12px rgba(0,0,0,0.15);padding:12px 20px;margin-bottom:10px;display:flex;align-items:center;animation:slideIn 0.3s ease-out;border-left:4px solid}.toast.success{border-left-color:#4caf50}.toast.error{border-left-color:#f44336}.toast.warning{border-left-color:#ff9800}.toast.info{border-left-color:#2196f3}.toast-icon{margin-right:12px;font-size:20px}.toast.success .toast-icon{color:#4caf50}.toast.error .toast-icon{color:#f44336}.toast.warning .toast-icon{color:#ff9800}.toast.info .toast-icon{color:#2196f3}.toast-message{flex:1;font-size:14px;color:#333}.toast-close{background:none;border:none;color:#999;cursor:pointer;font-size:18px;padding:0;margin-left:10px}.toast-close:hover{color:#333}@keyframes slideIn{from{transform:translateX(100%);opacity:0}to{transform:translateX(0);opacity:1}}@keyframes slideOut{from{transform:translateX(0);opacity:1}to{transform:translateX(100%);opacity:0}}.toast.hiding{animation:slideOut 0.3s ease-out forwards}