---

<Window x:Class="Questionnaire.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="Анкета пользователя"
        Height="550"
        Width="800">

    <Grid Margin="10">
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="2*" />
            <ColumnDefinition Width="*" />
        </Grid.ColumnDefinitions>

        <!-- Левая колонка -->
        <StackPanel Grid.Column="0" Margin="10">

            <TextBlock Text="ФИО"/>
            <TextBox x:Name="txtFIO" Margin="0,5"/>

            <TextBlock Text="Дата рождения"/>
            <DatePicker x:Name="dpBirthDate"
                        Margin="0,5"
                        SelectedDateChanged="dpBirthDate_SelectedDateChanged"/>

            <TextBlock Text="Возраст"/>
            <TextBox x:Name="txtAge"
                     Margin="0,5"
                     IsReadOnly="True"/>

            <TextBlock Text="Пол"/>
            <ComboBox x:Name="cmbGender"
                      Margin="0,5"/>

            <TextBlock Text="Город"/>
            <ComboBox x:Name="cmbCity"
                      Margin="0,5"
                      SelectionChanged="cmbCity_SelectionChanged"/>

            <TextBox x:Name="txtOtherCity"
                     Margin="0,5"
                     Visibility="Collapsed"/>

            <TextBlock Text="Email"/>
            <TextBox x:Name="txtEmail"
                     Margin="0,5"/>

            <TextBlock Text="Телефон"/>
            <TextBox x:Name="txtPhone"
                     Margin="0,5"/>

            <CheckBox x:Name="chkMailing"
                      Margin="0,10"
                      Content="Согласие на рассылку"/>

            <TextBlock Text="Уровень владения ПК"/>

            <RadioButton x:Name="rbBeginner"
                         Content="Начальный"/>

            <RadioButton x:Name="rbMiddle"
                         Content="Средний"/>

            <RadioButton x:Name="rbAdvanced"
                         Content="Продвинутый"/>

            <StackPanel Orientation="Horizontal"
                        HorizontalAlignment="Center"
                        Margin="0,20">

                <Button Content="Показать анкету"
                        Width="140"
                        Margin="5"
                        Click="Show_Click"/>

                <Button Content="Очистить"
                        Width="100"
                        Margin="5"
                        Click="Clear_Click"/>
            </StackPanel>

        </StackPanel>

        <!-- Правая колонка -->
        <GroupBox Grid.Column="1"
                  Header="Результат"
                  Margin="10">

            <ListBox x:Name="lstResult"/>

        </GroupBox>

    </Grid>

</Window>