practice/practiceApplicaiton/ReportPage.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://schemas.microsoft.com/dotnet/2021/maui"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="practiceApplicaiton.ReportPage"
             Title="Отчёт по бронированиям">
    <Grid RowDefinitions="Auto,*,Auto" Padding="16" RowSpacing="10">

        <!-- Фильтр дат -->
        <Frame Grid.Row="0" BackgroundColor="White" CornerRadius="10"
               Padding="16" BorderColor="#E0E0E0">
            <Grid ColumnDefinitions="*,*,Auto" ColumnSpacing="10">
                <VerticalStackLayout Grid.Column="0">
                    <Label Text="С" FontAttributes="Bold" TextColor="#2E4057"/>
                    <DatePicker x:Name="DateFrom" BackgroundColor="Gray" TextColor="#4472C4"/>
                </VerticalStackLayout>
                <VerticalStackLayout Grid.Column="1">
                    <Label Text="По" FontAttributes="Bold" TextColor="#2E4057"/>
                    <DatePicker x:Name="DateTo" BackgroundColor="Gray" TextColor="#4472C4"/>
                </VerticalStackLayout>
                <Button Grid.Column="2" Text="Показать"
                        BackgroundColor="#4472C4" TextColor="White"
                        CornerRadius="8" VerticalOptions="End"
                        Clicked="OnGenerateClicked"/>
            </Grid>
        </Frame>

        <!-- Список -->
        <CollectionView Grid.Row="1" x:Name="ReportList">
            <CollectionView.Header>
                <Grid ColumnDefinitions="*,80,80,100" Padding="8,4"
                      BackgroundColor="#2E4057">
                    <Label Grid.Column="0" Text="Клиент / Комната"
                           TextColor="#4472C4" FontAttributes="Bold"/>
                    <Label Grid.Column="1" Text="Заезд"
                           TextColor="#4472C4" FontAttributes="Bold" HorizontalOptions="Center"/>
                    <Label Grid.Column="2" Text="Ночей"
                           TextColor="#4472C4" FontAttributes="Bold" HorizontalOptions="Center"/>
                    <Label Grid.Column="3" Text="Итого"
                           TextColor="#4472C4" FontAttributes="Bold" HorizontalOptions="End"/>
                </Grid>
            </CollectionView.Header>
            <CollectionView.ItemTemplate>
                <DataTemplate>
                    <Grid ColumnDefinitions="*,80,80,100" Padding="8,6"
                          BackgroundColor="White">
                        <VerticalStackLayout Grid.Column="0">
                            <Label Text="{Binding ClientFullName}" FontAttributes="Bold" FontSize="13" TextColor="#4472C4"/>
                            <Label TextColor="#777" FontSize="12">
                                <Label.FormattedText>
                                    <FormattedString>
                                        <Span Text="Ком. " TextColor="#4472C4"/>
                                        <Span Text="{Binding RoomNumber}" TextColor="#4472C4"/>
                                        <Span Text=" · " TextColor="#4472C4"/>
                                        <Span Text="{Binding RoomType}" TextColor="#4472C4"/>
                                    </FormattedString>
                                </Label.FormattedText>
                            </Label>
                        </VerticalStackLayout>
                        <Label Grid.Column="1"
                               Text="{Binding CheckInDate, StringFormat='{0:dd.MM}'}"
                               HorizontalOptions="Center" VerticalOptions="Center" TextColor="#4472C4"/>
                        <Label Grid.Column="2"
                               Text="{Binding Nights}" TextColor="#4472C4"
                               HorizontalOptions="Center" VerticalOptions="Center"/>
                        <Label Grid.Column="3"
                               Text="{Binding TotalCost, StringFormat='{0:N0} ₽'}"
                               FontAttributes="Bold" TextColor="#2E4057"
                               HorizontalOptions="End" VerticalOptions="Center"/>
                    </Grid>
                </DataTemplate>
            </CollectionView.ItemTemplate>
        </CollectionView>

        <!-- Итог -->
        <Frame Grid.Row="2" BackgroundColor="#2E4057" CornerRadius="10" Padding="16">
            <Grid ColumnDefinitions="*,Auto">
                <Label Text="Итого за период:" TextColor="#E0E0E0"
                       FontAttributes="Bold" FontSize="16"/>
                <Label Grid.Column="1" x:Name="TotalLabel"
                       Text="0 ₽" TextColor="#FFF2CC"
                       FontAttributes="Bold" FontSize="18"/>
            </Grid>
        </Frame>

    </Grid>
</ContentPage>