.notification {
    position: fixed;
    top: 20px;
    right: 20px;
    padding: 15px 20px;
    border-radius: 8px;
    color: white;
    font-weight: 500;
    z-index: 9999;
    animation: slideIn 0.3s ease;
    min-width: 320px;
    max-width: 400px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.15);
    display: flex;
    align-items: center;
    gap: 10px;
}

.notification.success {
    background: linear-gradient(135deg, #4CAF50, #45a049);
}

.notification.error {
    background: linear-gradient(135deg, #f44336, #da190b);
}

.notification .close-btn {
    background: none;
    border: none;
    color: white;
    font-size: 20px;
    cursor: pointer;
    margin-left: auto;
    opacity: 0.8;
}

.notification .close-btn:hover {
    opacity: 1;
}

@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

.btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}