diff --git a/29WxOrderWpf/Common/DialogWindow.xaml b/29WxOrderWpf/Common/DialogWindow.xaml
index 74fa3bf..70b13e0 100644
--- a/29WxOrderWpf/Common/DialogWindow.xaml
+++ b/29WxOrderWpf/Common/DialogWindow.xaml
@@ -8,7 +8,7 @@
 		Title="{Binding Title}"
         d:DesignHeight="450" 
         d:DesignWidth="800" 
-        Background="#FFFFFF"
+        Background="#FFFFFF"     
         WindowStartupLocation="CenterOwner">
 	    <Window.Resources>
 		<Style x:Key="DialogWindowStyle" TargetType="Window">
diff --git a/29WxOrderWpf/Common/DialogWindow.xaml.cs b/29WxOrderWpf/Common/DialogWindow.xaml.cs
index 5190abe..4cfd2aa 100644
--- a/29WxOrderWpf/Common/DialogWindow.xaml.cs
+++ b/29WxOrderWpf/Common/DialogWindow.xaml.cs
@@ -1,8 +1,11 @@
 using System;
 using System.Linq;
+using System.Runtime.InteropServices;
+using System.Runtime.Remoting.Contexts;
 using System.Windows;
 using System.Windows.Controls;
 using System.Windows.Input;
+using System.Windows.Interop;
 
 
 
@@ -15,25 +18,26 @@ namespace _29WxOrderWpf.Common
 	{
 		private readonly Style dialogWindowStyle;
 		private bool isConstructorSuccessful = false;
+		private UserControl _content;
 		public DialogWindow()
 		{
 			InitializeComponent();
 			Owner = Application.Current.MainWindow;
 			isConstructorSuccessful = true;
 			dialogWindowStyle = (Style)TryFindResource("DialogWindowStyle");
-
 			Loaded += DialogWindow_Loaded;
 		}
 		private void DialogWindow_Loaded(object sender, RoutedEventArgs e)
 		{
 			Loaded -= DialogWindow_Loaded;
-			
+
 		}
 		protected override void OnContentChanged(object oldContent, object newContent)
 		{
 			this.Style = dialogWindowStyle;
 			if (newContent is System.Windows.Controls.UserControl control)
 			{
+				_content = control;
 
 				Setter widthSetter = this.Style.Setters.OfType<Setter>().FirstOrDefault(a => a.Property == WidthProperty);
 				if (widthSetter == null)
@@ -70,7 +74,11 @@ namespace _29WxOrderWpf.Common
 				{
 					this.ResizeMode = resizeExt;
 				}
-
+				WindowStyle wstyleExt = DialogWindowProperty.GetWindowStyle(control);
+				if (wstyleExt != WindowStyle.SingleBorderWindow)
+				{
+					this.WindowStyle = wstyleExt;
+				}
 			}
 			base.OnContentChanged(oldContent, newContent);
 		}
@@ -87,5 +95,31 @@ namespace _29WxOrderWpf.Common
 			}
 			base.OnStyleChanged(oldStyle, newStyle);
 		}
+
+
+		#region ShowMiniButton
+		private const int GWL_STYLE = -16;
+		private const int WS_MINIMIZEBOX = 0x00020000;
+
+		[DllImport("user32.dll")]
+		private static extern int GetWindowLong(IntPtr hWnd, int nIndex);
+
+		[DllImport("user32.dll")]
+		private static extern int SetWindowLong(IntPtr hWnd, int nIndex, int dwNewLong);
+
+		protected override void OnSourceInitialized(EventArgs e)
+		{
+			base.OnSourceInitialized(e);
+
+			var hwnd = new WindowInteropHelper(this).Handle;
+
+			int style = GetWindowLong(hwnd, GWL_STYLE);
+			style &= ~WS_MINIMIZEBOX;
+			if (DialogWindowProperty.GetShowMinButton(this._content) == false)
+			{
+				SetWindowLong(hwnd, GWL_STYLE, style);
+			}
+		}
+		#endregion
 	}
 }
diff --git a/29WxOrderWpf/Common/DialogWindowProperty.cs b/29WxOrderWpf/Common/DialogWindowProperty.cs
index 4c287d3..6da4875 100644
--- a/29WxOrderWpf/Common/DialogWindowProperty.cs
+++ b/29WxOrderWpf/Common/DialogWindowProperty.cs
@@ -27,6 +27,18 @@ namespace _29WxOrderWpf.Common
 		public static ResizeMode GetResizeMode(DependencyObject element)
 	   => (ResizeMode)element.GetValue(ResizeModeProperty);
 
+		public static readonly DependencyProperty WindowStyleProperty =
+	   DependencyProperty.RegisterAttached(
+		   "WindowStyle",
+		   typeof(WindowStyle),
+		   typeof(DialogWindowProperty),
+		   new PropertyMetadata(WindowStyle.SingleBorderWindow));
+
+		public static void SetWindowStyle(DependencyObject element, WindowStyle value)
+			=> element.SetValue(WindowStyleProperty, value);
+
+		public static WindowStyle GetWindowStyle(DependencyObject element)
+			=> (WindowStyle)element.GetValue(WindowStyleProperty);
 
 
 		public static readonly DependencyProperty WidthProperty = DependencyProperty.RegisterAttached(
@@ -46,5 +58,47 @@ namespace _29WxOrderWpf.Common
 	   => (double)element.GetValue(HeightProperty);
 
 
+		// 1. ShowMinButton 附加属性
+		public static readonly DependencyProperty ShowMinButtonProperty =
+			DependencyProperty.RegisterAttached(
+				"ShowMinButton",
+				typeof(bool),
+				typeof(DialogWindowProperty),
+				new PropertyMetadata(true));
+
+		public static void SetShowMinButton(DependencyObject element, bool value)
+			=> element.SetValue(ShowMinButtonProperty, value);
+
+		public static bool GetShowMinButton(DependencyObject element)
+			=> (bool)element.GetValue(ShowMinButtonProperty);
+
+		// 2. ShowMaxButton 附加属性
+		public static readonly DependencyProperty ShowMaxButtonProperty =
+			DependencyProperty.RegisterAttached(
+				"ShowMaxButton",
+				typeof(bool),
+				typeof(DialogWindowProperty),
+				new PropertyMetadata(true));
+
+		public static void SetShowMaxButton(DependencyObject element, bool value)
+			=> element.SetValue(ShowMaxButtonProperty, value);
+
+		public static bool GetShowMaxButton(DependencyObject element)
+			=> (bool)element.GetValue(ShowMaxButtonProperty);
+
+		// 3. ShowCloseButton 附加属性
+		public static readonly DependencyProperty ShowCloseButtonProperty =
+			DependencyProperty.RegisterAttached(
+				"ShowCloseButton",
+				typeof(bool),
+				typeof(DialogWindowProperty),
+				new PropertyMetadata(true));
+
+		public static void SetShowCloseButton(DependencyObject element, bool value)
+			=> element.SetValue(ShowCloseButtonProperty, value);
+
+		public static bool GetShowCloseButton(DependencyObject element)
+			=> (bool)element.GetValue(ShowCloseButtonProperty);
+
 	}
 }
diff --git a/29WxOrderWpf/Ctrls/Statistics/Charts/RevenueLineChart.xaml.cs b/29WxOrderWpf/Ctrls/Statistics/Charts/RevenueLineChart.xaml.cs
index a5b7a0b..f697647 100644
--- a/29WxOrderWpf/Ctrls/Statistics/Charts/RevenueLineChart.xaml.cs
+++ b/29WxOrderWpf/Ctrls/Statistics/Charts/RevenueLineChart.xaml.cs
@@ -233,10 +233,10 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Charts
 		{
 			double abs = Math.Abs(value);
 			if (abs >= 100000000)
-				return (value / 100000000d).ToString("0.#") + "亿";
+				return (value / 100000000d).ToString("0.00") + "亿";
 			if (abs >= 10000)
-				return (value / 10000d).ToString("0.#") + "万";
-			return value.ToString("#,##0");
+				return (value / 10000d).ToString("0.00") + "万";
+			return value.ToString("#,##0.00");
 		}
 	}
 }
\ No newline at end of file
diff --git a/29WxOrderWpf/Ctrls/Statistics/Models/ShopRevenueStatisticsModels.cs b/29WxOrderWpf/Ctrls/Statistics/Models/ShopRevenueStatisticsModels.cs
index 8eebad0..685a294 100644
--- a/29WxOrderWpf/Ctrls/Statistics/Models/ShopRevenueStatisticsModels.cs
+++ b/29WxOrderWpf/Ctrls/Statistics/Models/ShopRevenueStatisticsModels.cs
@@ -181,6 +181,52 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Models
 		public decimal AvgOrderAmount { get; set; }
 	}
 
+	/// <summary>
+	/// 统计周期类型：天 / 周 / 月
+	/// </summary>
+	public enum PeriodStatisticType
+	{
+		/// <summary>按天统计</summary>
+		Day = 0,
+
+		/// <summary>按周统计（周一起始）</summary>
+		Week = 1,
+
+		/// <summary>按月统计</summary>
+		Month = 2
+	}
+
+	/// <summary>
+	/// 天/周/月周期统计表格行（金额单位：元）。
+	/// 按所选店铺（或全部店铺）统计：天统计每天一行；周统计每周一行；月统计每月一行。
+	/// </summary>
+	public class ShopPeriodStatisticsItem
+	{
+		/// <summary>周期开始日期（用于排序）</summary>
+		public DateTime PeriodStart { get; set; }
+
+		/// <summary>周期显示文本（天：yyyy-MM-dd；周：yyyy-MM-dd ~ yyyy-MM-dd；月：yyyy-MM）</summary>
+		public string Period { get; set; }
+
+		/// <summary>订单数</summary>
+		public int OrderCount { get; set; }
+
+		/// <summary>销售额（元）</summary>
+		public decimal SalesAmount { get; set; }
+
+		/// <summary>利润（元）</summary>
+		public decimal Profit { get; set; }
+
+		/// <summary>退款金额（元）</summary>
+		public decimal RefundAmount { get; set; }
+
+		/// <summary>客户数</summary>
+		public int CustomerCount { get; set; }
+
+		/// <summary>客单价（元）</summary>
+		public decimal AvgOrderAmount { get; set; }
+	}
+
 	/// <summary>
 	/// 店铺下拉选项
 	/// </summary>
diff --git a/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml b/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml
new file mode 100644
index 0000000..668a765
--- /dev/null
+++ b/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml
@@ -0,0 +1,283 @@
+<UserControl
+	x:Class="_29WxOrderWpf.Ctrls.Statistics.PeriodRevenueStatisticsView"
+	xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+	xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+	xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+	xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+	xmlns:vm="clr-namespace:_29WxOrderWpf.Ctrls.Statistics.ViewModels"
+	d:Background="#F5F7FB"
+	d:DataContext="{d:DesignInstance Type=vm:PeriodRevenueStatisticsViewModel}"
+	d:DesignHeight="900"
+	d:DesignWidth="1600"
+	mc:Ignorable="d">
+	<UserControl.Resources>
+		<BooleanToVisibilityConverter x:Key="boolToVisibilityConverter" />
+
+		<!--  日期只允许从日历选择，禁止手工输入  -->
+		<Style TargetType="DatePickerTextBox">
+			<Setter Property="IsReadOnly" Value="True" />
+		</Style>
+
+		<!--  卡片样式（白底、圆角、阴影）  -->
+		<Style x:Key="CardBorderStyle" TargetType="Border">
+			<Setter Property="Background" Value="White" />
+			<Setter Property="CornerRadius" Value="8" />
+			<Setter Property="Padding" Value="18" />
+			<Setter Property="Margin" Value="4" />
+			<Setter Property="Effect">
+				<Setter.Value>
+					<DropShadowEffect
+						BlurRadius="10"
+						Opacity="0.08"
+						ShadowDepth="2"
+						Color="#000000" />
+				</Setter.Value>
+			</Setter>
+		</Style>
+
+		<!--  表格单元格文字居中  -->
+		<Style x:Key="CenterCellTextStyle" TargetType="TextBlock">
+			<Setter Property="TextAlignment" Value="Center" />
+			<Setter Property="VerticalAlignment" Value="Center" />
+		</Style>
+
+		<!--  面板标题  -->
+		<Style x:Key="PanelTitleStyle" TargetType="TextBlock">
+			<Setter Property="FontSize" Value="16" />
+			<Setter Property="FontWeight" Value="Bold" />
+			<Setter Property="Foreground" Value="#333333" />
+		</Style>
+	</UserControl.Resources>
+
+	<Grid Background="#F5F7FB">
+		<Grid Margin="12">
+			<Grid.RowDefinitions>
+				<RowDefinition Height="Auto" />
+				<RowDefinition Height="*" />
+			</Grid.RowDefinitions>
+
+			<!--  ============ 查询条件工具栏 ============  -->
+			<Border
+				Grid.Row="0"
+				Margin="6,6,6,0"
+				Padding="14,10"
+				Style="{StaticResource CardBorderStyle}">
+				<WrapPanel>
+					<TextBlock
+						Margin="6,0"
+						VerticalAlignment="Center"
+						FontSize="14"
+						Foreground="#666666"
+						Text="时间" />
+					<ComboBox IsEditable="False" 
+						Width="110"
+						Height="32"
+						VerticalContentAlignment="Center"
+						DisplayMemberPath="Text"
+						ItemsSource="{Binding TimeRangeOptions}"
+						SelectedItem="{Binding SelectedTimeRange, Mode=TwoWay}"
+						Style="{StaticResource BaseComboBoxStyle}" />
+					<TextBlock
+						Margin="14,0,6,0"
+						VerticalAlignment="Center"
+						FontSize="14"
+						Foreground="#666666"
+						Text="日期" />
+					<DatePicker
+						Height="32"
+						VerticalContentAlignment="Center"
+						SelectedDate="{Binding StartDate, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+					<TextBlock
+						Margin="6,0"
+						VerticalAlignment="Center"
+						FontSize="14"
+						Foreground="#666666"
+						Text="~" />
+					<DatePicker
+						Height="32"
+						VerticalContentAlignment="Center"
+						SelectedDate="{Binding EndDate, Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}" />
+					<TextBlock
+						Margin="14,0,6,0"
+						VerticalAlignment="Center"
+						FontSize="14"
+						Foreground="#666666"
+						Text="店铺" />
+					<ComboBox IsEditable="False" 
+						Width="130"
+						Height="32"
+						VerticalContentAlignment="Center"
+						DisplayMemberPath="ShopName"
+						ItemsSource="{Binding ShopOptions}"
+						SelectedItem="{Binding SelectedShop, Mode=TwoWay}"
+						Style="{StaticResource BaseComboBoxStyle}" />
+					<Button
+						Height="32"
+						Margin="18,0,0,0"
+						Padding="16,0"
+						Command="{Binding QueryCommand}"
+						Content="  查询  "
+						Style="{StaticResource BasePageButtonStyle}" />
+					<Button
+						Height="32"
+						Margin="8,0,0,0"
+						Padding="16,0"
+						Command="{Binding ResetCommand}"
+						Content="  重置  "
+						Style="{StaticResource BasePageButtonLightStyle}" />
+				</WrapPanel>
+			</Border>
+
+			<!--  ============ 周期×店铺统计表格 ============  -->
+			<Border
+				Grid.Row="1"
+				Margin="6,8,6,12"
+				Style="{StaticResource CardBorderStyle}">
+				<Grid>
+					<Grid.RowDefinitions>
+						<RowDefinition Height="Auto" />
+						<RowDefinition Height="*" />
+						<RowDefinition Height="Auto" />
+					</Grid.RowDefinitions>
+
+					<TextBlock
+						Grid.Row="0"
+						Margin="0,0,0,10"
+						Style="{StaticResource PanelTitleStyle}"
+						Text="{Binding PageTitle}" />
+
+					<DataGrid
+						Grid.Row="1"
+						AlternatingRowBackground="#FAFAFA"
+						AutoGenerateColumns="False"
+						Background="Transparent"
+						BorderThickness="0"
+						CanUserAddRows="False"
+						CanUserDeleteRows="False"
+						CanUserReorderColumns="False"
+						CanUserResizeRows="False"
+						ColumnHeaderStyle="{StaticResource BaseDataGridColumnHeaderStyle}"
+						FontSize="13"
+						Foreground="#333333"
+						GridLinesVisibility="Horizontal"
+						HeadersVisibility="Column"
+						HorizontalGridLinesBrush="#EEEEEE"
+						IsReadOnly="True"
+						ItemsSource="{Binding Statistics}"
+						RowHeight="46"
+						ScrollViewer.CanContentScroll="True"
+						ScrollViewer.HorizontalScrollBarVisibility="Disabled"
+						ScrollViewer.VerticalScrollBarVisibility="Auto"
+						SelectionMode="Single"
+						SelectionUnit="FullRow">
+						<DataGrid.Columns>
+							<DataGridTextColumn
+								Width="1.4*"
+								Binding="{Binding Period}"
+								ElementStyle="{StaticResource CenterCellTextStyle}">
+								<DataGridTextColumn.Header>
+									<TextBlock
+										FontSize="14"
+										FontWeight="Bold"
+										Foreground="{DynamicResource mainForegroundColorBrush}"
+										Text="{Binding DataContext.PeriodColumnHeader, RelativeSource={RelativeSource AncestorType=DataGrid}}" />
+								</DataGridTextColumn.Header>
+							</DataGridTextColumn>
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding OrderCount, StringFormat={}{0:N0}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="订单数" />
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding SalesAmount, StringFormat={}￥{0:N2}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="销售额" />
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding Profit, StringFormat={}￥{0:N2}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="利润" />
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding RefundAmount, StringFormat={}￥{0:N2}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="退款金额" />
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding CustomerCount, StringFormat={}{0:N0}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="客户数" />
+							<DataGridTextColumn
+								Width="*"
+								Binding="{Binding AvgOrderAmount, StringFormat={}￥{0:N2}}"
+								ElementStyle="{StaticResource CenterCellTextStyle}"
+								Header="客单价" />
+						</DataGrid.Columns>
+					</DataGrid>
+
+					<!--  ============ 底部翻页 ============  -->
+					<Border
+						Grid.Row="2"
+						Margin="0,10,0,0"
+						Padding="0,4"
+						Background="#F8F9FB"
+						CornerRadius="6">
+						<StackPanel HorizontalAlignment="Right" Orientation="Horizontal">
+							<TextBlock
+								Margin="0,0,12,0"
+								VerticalAlignment="Center"
+								FontSize="13"
+								Foreground="#666666"
+								Text="{Binding PagerText}" />
+							<Button
+								Height="28"
+								Margin="4,0,0,0"
+								Padding="12,0"
+								Command="{Binding FirstPageCommand}"
+								Content="首页"
+								Style="{StaticResource BasePageButtonLightStyle}" />
+							<Button
+								Height="28"
+								Margin="4,0,0,0"
+								Padding="12,0"
+								Command="{Binding PrevPageCommand}"
+								Content="上一页"
+								Style="{StaticResource BasePageButtonLightStyle}" />
+							<Button
+								Height="28"
+								Margin="4,0,0,0"
+								Padding="12,0"
+								Command="{Binding NextPageCommand}"
+								Content="下一页"
+								Style="{StaticResource BasePageButtonLightStyle}" />
+							<Button
+								Height="28"
+								Margin="4,0,0,0"
+								Padding="12,0"
+								Command="{Binding LastPageCommand}"
+								Content="末页"
+								Style="{StaticResource BasePageButtonLightStyle}" />
+						</StackPanel>
+					</Border>
+				</Grid>
+			</Border>
+		</Grid>
+
+		<!--  ============ 加载遮罩 ============  -->
+		<Border Background="#66FFFFFF" Visibility="{Binding IsLoading, Converter={StaticResource boolToVisibilityConverter}}" d:Visibility="Collapsed">
+			<StackPanel HorizontalAlignment="Center" VerticalAlignment="Center">
+				<ProgressBar
+					Width="240"
+					Height="8"
+					IsIndeterminate="True" />
+				<TextBlock
+					Margin="0,12,0,0"
+					HorizontalAlignment="Center"
+					FontSize="13"
+					Foreground="#888888"
+					Text="数据加载中..." />
+			</StackPanel>
+		</Border>
+	</Grid>
+</UserControl>
\ No newline at end of file
diff --git a/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml.cs b/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml.cs
new file mode 100644
index 0000000..29982c5
--- /dev/null
+++ b/29WxOrderWpf/Ctrls/Statistics/PeriodRevenueStatisticsView.xaml.cs
@@ -0,0 +1,45 @@
+using System.Windows;
+using System.Windows.Controls;
+using _29WxOrderWpf.Ctrls.Statistics.Models;
+using _29WxOrderWpf.Ctrls.Statistics.ViewModels;
+
+namespace _29WxOrderWpf.Ctrls.Statistics
+{
+	/// <summary>
+	/// 天/周/月周期统计页面（MVVM）。
+	/// 通过 PeriodType 指定统计周期：Day（天统计）/ Week（周统计）/ Month（月统计）。
+	/// </summary>
+	public partial class PeriodRevenueStatisticsView : UserControl
+	{
+		public PeriodRevenueStatisticsView()
+		{
+			InitializeComponent();
+			// 默认天统计；当 XAML 指定 Week/Month 时通过 PeriodType 回调切换
+			DataContext = new PeriodRevenueStatisticsViewModel(PeriodStatisticType.Day);
+		}
+
+		public static readonly DependencyProperty PeriodTypeProperty =
+			DependencyProperty.Register(
+				nameof(PeriodType),
+				typeof(PeriodStatisticType),
+				typeof(PeriodRevenueStatisticsView),
+				new PropertyMetadata(PeriodStatisticType.Day, OnPeriodTypeChanged));
+
+		/// <summary>统计周期（Day / Week / Month）</summary>
+		public PeriodStatisticType PeriodType
+		{
+			get { return (PeriodStatisticType)GetValue(PeriodTypeProperty); }
+			set { SetValue(PeriodTypeProperty, value); }
+		}
+
+		private static void OnPeriodTypeChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
+		{
+			((PeriodRevenueStatisticsView)d).ApplyPeriodType((PeriodStatisticType)e.NewValue);
+		}
+
+		private void ApplyPeriodType(PeriodStatisticType periodType)
+		{
+			DataContext = new PeriodRevenueStatisticsViewModel(periodType);
+		}
+	}
+}
\ No newline at end of file
diff --git a/29WxOrderWpf/Ctrls/Statistics/Services/ShopRevenueStatisticsService.cs b/29WxOrderWpf/Ctrls/Statistics/Services/ShopRevenueStatisticsService.cs
index acc57c9..4836f9c 100644
--- a/29WxOrderWpf/Ctrls/Statistics/Services/ShopRevenueStatisticsService.cs
+++ b/29WxOrderWpf/Ctrls/Statistics/Services/ShopRevenueStatisticsService.cs
@@ -39,6 +39,9 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Services
 		/// <summary>获取店铺统计表格</summary>
 		Task<List<ShopStatisticsItem>> GetShopStatisticsAsync(ShopRevenueStatisticsQuery query);
 
+		/// <summary>获取天/周/月周期统计表格（每天/每周/每月各一行，按所选店铺或全部店铺统计）</summary>
+		Task<List<ShopPeriodStatisticsItem>> GetPeriodStatisticsAsync(ShopRevenueStatisticsQuery query, PeriodStatisticType periodType);
+
 		/// <summary>获取店铺下拉列表（用于查询条件）</summary>
 		Task<List<ShopOption>> GetShopOptionsAsync();
 	}
@@ -197,6 +200,113 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Services
 				.OrderByDescending(i => i.SalesAmount)
 				.ToList();
 		}
+
+		/// <summary>天/周/月周期统计表格（每天/每周/每月各一行，无数据的周期也补一行，金额单位：元）</summary>
+		public static List<ShopPeriodStatisticsItem> GetPeriodStatistics(IEnumerable<ShopRevenueStatisticsRow> rows, DateTime startDate, DateTime endDate, PeriodStatisticType periodType)
+		{
+			var list = (rows ?? new List<ShopRevenueStatisticsRow>()).ToList();
+
+			// 有数据的周期
+			var map = list
+				.GroupBy(r => GetPeriodStart(r.CreateTime, periodType))
+				.ToDictionary(
+					g => g.Key,
+					g =>
+					{
+						var valid = g.Where(IsValidOrder).ToList();
+						var refunded = g.Where(IsRefunded).ToList();
+						decimal salesAmount = valid.Sum(r => (decimal)r.OrderPrice) / 100m;
+						int orderCount = valid.Select(r => r.OrderId).Distinct().Count();
+						return new ShopPeriodStatisticsItem
+						{
+							PeriodStart = g.Key,
+							Period = GetPeriodText(g.Key, periodType),
+							OrderCount = orderCount,
+							SalesAmount = salesAmount,
+							Profit = valid.Sum(r => (decimal)r.Profit) / 100m,
+							RefundAmount = refunded.Sum(r => (decimal)r.OrderPrice) / 100m,
+							CustomerCount = orderCount,
+							AvgOrderAmount = orderCount == 0 ? 0m : salesAmount / orderCount
+						};
+					});
+
+			// 按周期补齐整段时间：无数据的周期也生成一行（全 0）
+			var result = new List<ShopPeriodStatisticsItem>();
+			foreach (var periodStart in EnumeratePeriods(startDate, endDate, periodType))
+			{
+				if (map.TryGetValue(periodStart, out var item))
+					result.Add(item);
+				else
+					result.Add(new ShopPeriodStatisticsItem
+					{
+						PeriodStart = periodStart,
+						Period = GetPeriodText(periodStart, periodType),
+						OrderCount = 0,
+						SalesAmount = 0m,
+						Profit = 0m,
+						RefundAmount = 0m,
+						CustomerCount = 0,
+						AvgOrderAmount = 0m
+					});
+			}
+
+			// 倒序排列：最新的周期在最上面
+			result.Reverse();
+			return result;
+		}
+
+		/// <summary>枚举 startDate~endDate 覆盖的所有周期开始日期（天/周/月）</summary>
+		private static IEnumerable<DateTime> EnumeratePeriods(DateTime startDate, DateTime endDate, PeriodStatisticType periodType)
+		{
+			var start = GetPeriodStart(startDate, periodType);
+			var end = GetPeriodStart(endDate, periodType);
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					for (var d = start; d <= end; d = d.AddDays(7))
+						yield return d;
+					break;
+				case PeriodStatisticType.Month:
+					for (var d = start; d <= end; d = d.AddMonths(1))
+						yield return d;
+					break;
+				default:
+					for (var d = start; d <= end; d = d.AddDays(1))
+						yield return d;
+					break;
+			}
+		}
+
+		/// <summary>周期开始日期：天=当天；周=周一起始；月=当月1号</summary>
+		private static DateTime GetPeriodStart(DateTime time, PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					var d = time.Date;
+					int diff = d.DayOfWeek == DayOfWeek.Sunday ? 6 : (int)d.DayOfWeek - 1;
+					return d.AddDays(-diff);
+				case PeriodStatisticType.Month:
+					return new DateTime(time.Year, time.Month, 1);
+				default:
+					return time.Date;
+			}
+		}
+
+		/// <summary>周期显示文本：天=yyyy-MM-dd；周=yyyy-MM-dd ~ yyyy-MM-dd；月=yyyy-MM</summary>
+		private static string GetPeriodText(DateTime periodStart, PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					return periodStart.ToString("yyyy-MM-dd") + " ~ " + periodStart.AddDays(6).ToString("yyyy-MM-dd");
+				case PeriodStatisticType.Month:
+					return periodStart.ToString("yyyy-MM");
+				default:
+					return periodStart.ToString("yyyy-MM-dd");
+			}
+		}
+
 	}
 
 	/// <summary>
@@ -317,15 +427,24 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Services
 			sb.Append("&end_time=").Append(BaseClass.ConvertDateTimeLong(endDate.Date.AddDays(1).AddTicks(-1)));
 			var html = await GetHtml.PostUtf8Async(url, sb.ToString());
 
-			var ret = JsonConvert.DeserializeObject<Result<List<ShopRevenueStatisticsRow>>>(html, new JsonSerializerSettings
+			try
 			{
-				ContractResolver = new CamelCasePropertyNamesContractResolver()
-			});
-			if (ret.Code != 200)
-			{
-				throw new Exception(ret.Msg);
+				var ret = JsonConvert.DeserializeObject<Result<List<ShopRevenueStatisticsRow>>>(html, new JsonSerializerSettings
+				{
+					ContractResolver = new CamelCasePropertyNamesContractResolver()
+				});
+				if (ret.Code != 200)
+				{
+					throw new Exception(ret.Msg);
+				}
+				return ret.Data ?? new List<ShopRevenueStatisticsRow>();
+
 			}
-			return ret.Data ?? new List<ShopRevenueStatisticsRow>();
+			catch
+			{
+				throw new Exception("查询失败");
+			}
+
 		}
 
 		/// <summary>
@@ -427,6 +546,13 @@ namespace _29WxOrderWpf.Ctrls.Statistics.Services
 			return RevenueStatisticsAggregator.GetShopStatistics(rows);
 		}
 
+		/// <summary>获取天/周/月周期统计表格</summary>
+		public async Task<List<ShopPeriodStatisticsItem>> GetPeriodStatisticsAsync(ShopRevenueStatisticsQuery query, PeriodStatisticType periodType)
+		{
+			var rows = await QueryRowsAsync(query);
+			return RevenueStatisticsAggregator.GetPeriodStatistics(rows, query.StartDate, query.EndDate, periodType);
+		}
+
 		public Task<List<ShopOption>> GetShopOptionsAsync()
 		{
 			var list = GlobalConfig.ShopLoginList.Select(a =>
diff --git a/29WxOrderWpf/Ctrls/Statistics/ShopRevenueStatisticsView.xaml b/29WxOrderWpf/Ctrls/Statistics/ShopRevenueStatisticsView.xaml
index a7cb480..26c50cf 100644
--- a/29WxOrderWpf/Ctrls/Statistics/ShopRevenueStatisticsView.xaml
+++ b/29WxOrderWpf/Ctrls/Statistics/ShopRevenueStatisticsView.xaml
@@ -6,12 +6,14 @@
 	xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
 	xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
 	xmlns:vm="clr-namespace:_29WxOrderWpf.Ctrls.Statistics.ViewModels"
+	xmlns:stat="clr-namespace:_29WxOrderWpf.Ctrls.Statistics"
 	xmlns:wpf="clr-namespace:_29WxOrderWpf.Common"
 	d:Background="#F5F7FB"
 	d:DataContext="{d:DesignInstance Type=vm:ShopRevenueStatisticsViewModel,IsDesignTimeCreatable=True}"
 	d:DesignHeight="900"
 	d:DesignWidth="1600"
 	wpf:DialogWindowProperty.ResizeMode="CanResizeWithGrip"
+	wpf:DialogWindowProperty.ShowMinButton="False"
 	mc:Ignorable="d">
 	<UserControl.Resources>
 		<BooleanToVisibilityConverter x:Key="boolToVisibilityConverter" />
@@ -45,10 +47,87 @@
 			<Setter Property="FontWeight" Value="Bold" />
 			<Setter Property="Foreground" Value="#333333" />
 		</Style>
+
+		<!--  TabControl 样式（页签 + 内容区）  -->
+		<Style x:Key="StatisticsTabControlStyle" TargetType="TabControl">
+			<Setter Property="Background" Value="Transparent" />
+			<Setter Property="BorderThickness" Value="0" />
+			<Setter Property="Template">
+				<Setter.Value>
+					<ControlTemplate TargetType="TabControl">
+						<Grid Margin="12">
+							<Grid.RowDefinitions>
+								<RowDefinition Height="Auto" />
+								<RowDefinition Height="*" />
+							</Grid.RowDefinitions>
+							<Border
+								Grid.Row="0"
+								Margin="6,0,0,0"
+								HorizontalAlignment="Left"
+								Background="Transparent">
+								<TabPanel
+									x:Name="HeaderPanel"
+									IsItemsHost="True"
+									Background="Transparent" />
+							</Border>
+							<Border
+								Grid.Row="1"
+								Background="Transparent"
+								CornerRadius="0,8,8,8">
+								<ContentPresenter
+									x:Name="PART_SelectedContentHost"
+									ContentSource="SelectedContent" />
+							</Border>
+						</Grid>
+					</ControlTemplate>
+				</Setter.Value>
+			</Setter>
+		</Style>
+
+		<!--  TabItem 样式  -->
+		<Style x:Key="StatisticsTabItemStyle" TargetType="TabItem">
+			<Setter Property="Foreground" Value="#666666" />
+			<Setter Property="FontSize" Value="15" />
+			<Setter Property="Template">
+				<Setter.Value>
+					<ControlTemplate TargetType="TabItem">
+						<Border
+							x:Name="Bd"
+							Margin="0,0,4,0"
+							Padding="20,9"
+							Background="Transparent"
+							BorderBrush="#E0E4EA"
+							BorderThickness="1,1,1,0"
+							CornerRadius="8,8,0,0">
+							<ContentPresenter
+								HorizontalAlignment="Center"
+								VerticalAlignment="Center"
+								ContentSource="Header" />
+						</Border>
+						<ControlTemplate.Triggers>
+							<Trigger Property="IsMouseOver" Value="True">
+								<Setter TargetName="Bd" Property="Background" Value="#F0F4FB" />
+								<Setter Property="Foreground" Value="#98638F" />
+							</Trigger>
+							<Trigger Property="IsSelected" Value="True">
+								<Setter TargetName="Bd" Property="Background" Value="White" />
+								<Setter TargetName="Bd" Property="BorderBrush" Value="#E0E4EA" />
+								<Setter Property="Foreground" Value="#98638F" />
+								<Setter Property="FontWeight" Value="Bold" />
+							</Trigger>
+						</ControlTemplate.Triggers>
+					</ControlTemplate>
+				</Setter.Value>
+			</Setter>
+		</Style>
 	</UserControl.Resources>
 
 	<Grid Background="#F5F7FB">
-		<ScrollViewer HorizontalScrollBarVisibility="Disabled" VerticalScrollBarVisibility="Auto">
+		<TabControl Style="{StaticResource StatisticsTabControlStyle}">
+			<TabItem
+				Header="综合统计"
+				Style="{StaticResource StatisticsTabItemStyle}">
+				<ScrollViewer HorizontalScrollBarVisibility="Disabled" VerticalScrollBarVisibility="Auto">
 			<StackPanel Margin="12">
 
 				<!--  ============ 查询条件工具栏 ============  -->
@@ -406,17 +485,17 @@
 									Header="订单数" />
 								<DataGridTextColumn
 									Width="*"
-									Binding="{Binding SalesAmount, StringFormat={}￥{0:N0}}"
+									Binding="{Binding SalesAmount, StringFormat={}￥{0:N2}}"
 									ElementStyle="{StaticResource CenterCellTextStyle}"
 									Header="销售额" />
 								<DataGridTextColumn
 									Width="*"
-									Binding="{Binding Profit, StringFormat={}￥{0:N0}}"
+									Binding="{Binding Profit, StringFormat={}￥{0:N2}}"
 									ElementStyle="{StaticResource CenterCellTextStyle}"
 									Header="利润" />
 								<DataGridTextColumn
 									Width="*"
-									Binding="{Binding RefundAmount, StringFormat={}￥{0:N0}}"
+									Binding="{Binding RefundAmount, StringFormat={}￥{0:N2}}"
 									ElementStyle="{StaticResource CenterCellTextStyle}"
 									Header="退款金额" />
 								<DataGridTextColumn
@@ -434,7 +513,27 @@
 					</StackPanel>
 				</Border>
 			</StackPanel>
-		</ScrollViewer>
+			</ScrollViewer>
+		</TabItem>
+
+		<TabItem
+			Header="天统计"
+			Style="{StaticResource StatisticsTabItemStyle}">
+			<stat:PeriodRevenueStatisticsView PeriodType="Day" />
+		</TabItem>
+
+		<TabItem
+			Header="周统计"
+			Style="{StaticResource StatisticsTabItemStyle}">
+			<stat:PeriodRevenueStatisticsView PeriodType="Week" />
+		</TabItem>
+
+		<TabItem
+			Header="月统计"
+			Style="{StaticResource StatisticsTabItemStyle}">
+			<stat:PeriodRevenueStatisticsView PeriodType="Month" />
+		</TabItem>
+		</TabControl>
 
 		<!--  ============ 加载遮罩 ============  -->
 		<Border Background="#66FFFFFF" Visibility="{Binding IsLoading, Converter={StaticResource boolToVisibilityConverter}}" d:Visibility="Collapsed" >
diff --git a/29WxOrderWpf/Ctrls/Statistics/ViewModels/PeriodRevenueStatisticsViewModel.cs b/29WxOrderWpf/Ctrls/Statistics/ViewModels/PeriodRevenueStatisticsViewModel.cs
new file mode 100644
index 0000000..6c8f406
--- /dev/null
+++ b/29WxOrderWpf/Ctrls/Statistics/ViewModels/PeriodRevenueStatisticsViewModel.cs
@@ -0,0 +1,516 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+using System.Linq;
+using System.Threading.Tasks;
+using System.Windows.Input;
+using System.Windows;
+using AllBase.Model.MvvmBaseClasses;
+using _29WxOrderWpf.Ctrls.Statistics.Models;
+using _29WxOrderWpf.Ctrls.Statistics.Services;
+using _29WxOrderWpf.Commands;
+
+namespace _29WxOrderWpf.Ctrls.Statistics.ViewModels
+{
+	/// <summary>
+	/// 天/周/月周期统计 - 页面 ViewModel（MVVM）。
+	/// 通过 PeriodStatisticType 指定统计周期（Day/Week/Month），
+	/// 页面统一展示：筛选条件 + 周期×店铺统计表格 + 分页。
+	/// </summary>
+	public class PeriodRevenueStatisticsViewModel : PropertyNotifyObject
+	{
+		/// <summary>每页行数</summary>
+		private const int PageSize = 20;
+
+		private readonly IShopRevenueStatisticsService _service;
+		private readonly PeriodStatisticType _periodType;
+		private readonly DelegateCommand _firstPageCommand;
+		private readonly DelegateCommand _prevPageCommand;
+		private readonly DelegateCommand _nextPageCommand;
+		private readonly DelegateCommand _lastPageCommand;
+
+		private ShopOption _selectedShop;
+		private ObservableCollection<ShopPeriodStatisticsItem> _statistics;
+		private List<ShopPeriodStatisticsItem> _allItems = new List<ShopPeriodStatisticsItem>();
+		private int _pageIndex = 1;
+		private int _totalPages = 1;
+		private int _totalCount;
+		private string _pagerText = string.Empty;
+
+		public PeriodRevenueStatisticsViewModel(PeriodStatisticType periodType)
+			: this(periodType, new ShopRevenueStatisticsService())
+		{
+		}
+
+		public PeriodRevenueStatisticsViewModel(PeriodStatisticType periodType, IShopRevenueStatisticsService service)
+		{
+			_periodType = periodType;
+			_service = service ?? new ShopRevenueStatisticsService();
+
+			PageTitle = GetPageTitle(periodType);
+			PeriodColumnHeader = GetPeriodColumnHeader(periodType);
+
+			TimeRangeOptions = new ObservableCollection<TimeRangeOption>(GetTimeRangeOptions(periodType));
+
+			ShopOptions = new ObservableCollection<ShopOption>();
+
+			QueryCommand = new DelegateCommand(async () => await LoadAsync());
+			ResetCommand = new DelegateCommand(Reset);
+			_firstPageCommand = new DelegateCommand(() => GoToPage(1), () => HasPrevPage);
+			_prevPageCommand = new DelegateCommand(() => GoToPage(PageIndex - 1), () => HasPrevPage);
+			_nextPageCommand = new DelegateCommand(() => GoToPage(PageIndex + 1), () => HasNextPage);
+			_lastPageCommand = new DelegateCommand(() => GoToPage(TotalPages), () => HasNextPage);
+
+			InitializeAsync();
+		}
+
+		#region 页面标题
+
+		/// <summary>页面标题（天统计/周统计/月统计）</summary>
+		public string PageTitle { get; }
+
+		/// <summary>周期列表头（日期/周/月份）</summary>
+		public string PeriodColumnHeader { get; }
+
+		private static string GetPageTitle(PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					return "周统计";
+				case PeriodStatisticType.Month:
+					return "月统计";
+				default:
+					return "天统计";
+			}
+		}
+
+		private static string GetPeriodColumnHeader(PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					return "周";
+				case PeriodStatisticType.Month:
+					return "月份";
+				default:
+					return "日期";
+			}
+		}
+
+		#endregion
+
+		#region 时间范围选项
+
+		/// <summary>按统计周期返回对应的时间范围选项</summary>
+		private static List<TimeRangeOption> GetTimeRangeOptions(PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					return new List<TimeRangeOption>
+					{
+						new TimeRangeOption { Text = "本周", Value = "week" },
+						new TimeRangeOption { Text = "上周", Value = "lastweek" },
+						new TimeRangeOption { Text = "最近2周", Value = "last2weeks" },
+						new TimeRangeOption { Text = "最近4周", Value = "last4weeks" },
+						new TimeRangeOption { Text = "自定义", Value = "custom" }
+					};
+				case PeriodStatisticType.Month:
+					return new List<TimeRangeOption>
+					{
+						new TimeRangeOption { Text = "本月", Value = "month" },
+						new TimeRangeOption { Text = "上月", Value = "lastmonth" },
+						new TimeRangeOption { Text = "最近3个月", Value = "last3months" },
+						new TimeRangeOption { Text = "最近6个月", Value = "last6months" },
+						new TimeRangeOption { Text = "最近12个月", Value = "last12months" },
+						new TimeRangeOption { Text = "自定义", Value = "custom" }
+					};
+				default:
+					return new List<TimeRangeOption>
+					{
+						new TimeRangeOption { Text = "最近5天", Value = "last5" },
+						new TimeRangeOption { Text = "最近10天", Value = "last10" },
+						new TimeRangeOption { Text = "最近20天", Value = "last20" },
+						new TimeRangeOption { Text = "最近30天", Value = "last30" },
+						new TimeRangeOption { Text = "自定义", Value = "custom" }
+					};
+			}
+		}
+
+		/// <summary>按统计周期返回默认选中的时间范围值</summary>
+		private static string GetDefaultTimeRangeValue(PeriodStatisticType periodType)
+		{
+			switch (periodType)
+			{
+				case PeriodStatisticType.Week:
+					return "week";
+				case PeriodStatisticType.Month:
+					return "month";
+				default:
+					return "last10";
+			}
+		}
+
+		#endregion
+
+		#region 查询条件
+
+		/// <summary>时间范围选项</summary>
+		public ObservableCollection<TimeRangeOption> TimeRangeOptions { get; }
+
+		/// <summary>选中的时间范围</summary>
+		public TimeRangeOption SelectedTimeRange
+		{
+			get { return this.GetValue(x => x.SelectedTimeRange); }
+			set
+			{
+				this.SetValue(x => x.SelectedTimeRange, value);
+				ApplyTimeRange();
+				OnPropertyChanged(nameof(IsCustomDateRange));
+			}
+		}
+
+		/// <summary>是否为自定义时间范围</summary>
+		public bool IsCustomDateRange
+		{
+			get { return SelectedTimeRange != null && SelectedTimeRange.Value == "custom"; }
+		}
+
+		/// <summary>开始日期</summary>
+		public DateTime StartDate
+		{
+			get { return this.GetValue(x => x.StartDate); }
+			set { this.SetValue(x => x.StartDate, value); }
+		}
+
+		/// <summary>结束日期</summary>
+		public DateTime EndDate
+		{
+			get { return this.GetValue(x => x.EndDate); }
+			set { this.SetValue(x => x.EndDate, value); }
+		}
+
+		/// <summary>店铺选项（含“全部店铺”）</summary>
+		public ObservableCollection<ShopOption> ShopOptions { get; }
+
+		/// <summary>选中的店铺</summary>
+		public ShopOption SelectedShop
+		{
+			get { return _selectedShop; }
+			set
+			{
+				_selectedShop = value;
+				OnPropertyChanged(nameof(SelectedShop));
+			}
+		}
+
+		#endregion
+
+		#region 统计结果
+
+		/// <summary>当前页的周期×店铺统计表格数据</summary>
+		public ObservableCollection<ShopPeriodStatisticsItem> Statistics
+		{
+			get { return _statistics; }
+			private set
+			{
+				_statistics = value;
+				OnPropertyChanged(nameof(Statistics));
+			}
+		}
+
+		/// <summary>是否正在加载</summary>
+		public bool IsLoading
+		{
+			get { return this.GetValue(x => x.IsLoading); }
+			set { this.SetValue(x => x.IsLoading, value); }
+		}
+
+		#endregion
+
+		#region 分页
+
+		/// <summary>总行数</summary>
+		public int TotalCount
+		{
+			get { return _totalCount; }
+			private set
+			{
+				_totalCount = value;
+				OnPropertyChanged(nameof(TotalCount));
+			}
+		}
+
+		/// <summary>当前页码（从 1 开始）</summary>
+		public int PageIndex
+		{
+			get { return _pageIndex; }
+			private set
+			{
+				_pageIndex = value;
+				OnPropertyChanged(nameof(PageIndex));
+			}
+		}
+
+		/// <summary>总页数</summary>
+		public int TotalPages
+		{
+			get { return _totalPages; }
+			private set
+			{
+				_totalPages = value;
+				OnPropertyChanged(nameof(TotalPages));
+			}
+		}
+
+		/// <summary>分页提示文本（共 X 条  第 Y / Z 页）</summary>
+		public string PagerText
+		{
+			get { return _pagerText; }
+			private set
+			{
+				_pagerText = value;
+				OnPropertyChanged(nameof(PagerText));
+			}
+		}
+
+		/// <summary>是否有上一页</summary>
+		public bool HasPrevPage
+		{
+			get { return PageIndex > 1; }
+		}
+
+		/// <summary>是否有下一页</summary>
+		public bool HasNextPage
+		{
+			get { return PageIndex < TotalPages; }
+		}
+
+		/// <summary>是否多页</summary>
+		public bool HasMultiplePages
+		{
+			get { return TotalPages > 1; }
+		}
+
+		/// <summary>首页命令</summary>
+		public ICommand FirstPageCommand
+		{
+			get { return _firstPageCommand; }
+		}
+
+		/// <summary>上一页命令</summary>
+		public ICommand PrevPageCommand
+		{
+			get { return _prevPageCommand; }
+		}
+
+		/// <summary>下一页命令</summary>
+		public ICommand NextPageCommand
+		{
+			get { return _nextPageCommand; }
+		}
+
+		/// <summary>末页命令</summary>
+		public ICommand LastPageCommand
+		{
+			get { return _lastPageCommand; }
+		}
+
+		/// <summary>跳转到指定页并刷新当前页数据</summary>
+		private void GoToPage(int page)
+		{
+			if (page < 1)
+				page = 1;
+			if (page > TotalPages)
+				page = TotalPages;
+			PageIndex = page;
+			ApplyPaging();
+		}
+
+		/// <summary>按当前页码截取当前页数据并刷新分页状态</summary>
+		private void ApplyPaging()
+		{
+			var pageItems = _allItems
+				.Skip((PageIndex - 1) * PageSize)
+				.Take(PageSize)
+				.ToList();
+
+			Statistics = new ObservableCollection<ShopPeriodStatisticsItem>(pageItems);
+			PagerText = string.Format("共 {0} 条   第 {1} / {2} 页", TotalCount, PageIndex, TotalPages);
+
+			OnPropertyChanged(nameof(HasPrevPage));
+			OnPropertyChanged(nameof(HasNextPage));
+			OnPropertyChanged(nameof(HasMultiplePages));
+			_firstPageCommand.RaiseCanExecuteChanged();
+			_prevPageCommand.RaiseCanExecuteChanged();
+			_nextPageCommand.RaiseCanExecuteChanged();
+			_lastPageCommand.RaiseCanExecuteChanged();
+		}
+
+		#endregion
+
+		#region 命令
+
+		/// <summary>查询命令</summary>
+		public ICommand QueryCommand { get; }
+
+		/// <summary>重置命令</summary>
+		public ICommand ResetCommand { get; }
+
+		#endregion
+
+		#region 初始化
+
+		private async void InitializeAsync()
+		{
+			try
+			{
+				// 店铺选项
+				ShopOptions.Add(new ShopOption { AppKey = string.Empty, ShopName = "全部店铺" });
+				var shops = await _service.GetShopOptionsAsync();
+				foreach (var shop in shops)
+					ShopOptions.Add(shop);
+				SelectedShop = ShopOptions.FirstOrDefault();
+
+				// 默认时间范围
+				SelectedTimeRange = TimeRangeOptions.FirstOrDefault(t => t.Value == GetDefaultTimeRangeValue(_periodType));
+				ApplyTimeRange();
+
+				await LoadAsync();
+			}
+			catch (Exception ex)
+			{
+				MessageBox.Show("初始化数据失败：" + ex.Message, "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
+			}
+		}
+
+		#endregion
+
+		#region 业务逻辑
+
+		/// <summary>根据时间范围选项计算起止日期</summary>
+		private void ApplyTimeRange()
+		{
+			var now = DateTime.Now;
+			var today = now.Date;
+			var selected = SelectedTimeRange == null ? string.Empty : SelectedTimeRange.Value;
+			switch (selected)
+			{
+				case "last5":
+					StartDate = today.AddDays(-4);
+					EndDate = now;
+					break;
+				case "last10":
+					StartDate = today.AddDays(-9);
+					EndDate = now;
+					break;
+				case "last20":
+					StartDate = today.AddDays(-19);
+					EndDate = now;
+					break;
+				case "last30":
+					StartDate = today.AddDays(-29);
+					EndDate = now;
+					break;
+				case "week":
+					{
+						int diff = today.DayOfWeek == DayOfWeek.Sunday ? 6 : (int)today.DayOfWeek - 1;
+						StartDate = today.AddDays(-diff);
+						EndDate = now;
+					}
+					break;
+				case "lastweek":
+					{
+						int diff = today.DayOfWeek == DayOfWeek.Sunday ? 6 : (int)today.DayOfWeek - 1;
+						var thisWeekStart = today.AddDays(-diff);
+						StartDate = thisWeekStart.AddDays(-7);
+						EndDate = thisWeekStart.AddDays(-1).AddHours(23).AddMinutes(59).AddSeconds(59);
+					}
+					break;
+				case "last2weeks":
+					StartDate = today.AddDays(-13);
+					EndDate = now;
+					break;
+				case "last4weeks":
+					StartDate = today.AddDays(-27);
+					EndDate = now;
+					break;
+				case "month":
+					StartDate = new DateTime(today.Year, today.Month, 1);
+					EndDate = now;
+					break;
+				case "lastmonth":
+					{
+						var firstOfThisMonth = new DateTime(today.Year, today.Month, 1);
+						StartDate = firstOfThisMonth.AddMonths(-1);
+						EndDate = firstOfThisMonth.AddDays(-1).AddHours(23).AddMinutes(59).AddSeconds(59);
+					}
+					break;
+				case "last3months":
+					StartDate = new DateTime(today.Year, today.Month, 1).AddMonths(-2);
+					EndDate = now;
+					break;
+				case "last6months":
+					StartDate = new DateTime(today.Year, today.Month, 1).AddMonths(-5);
+					EndDate = now;
+					break;
+				case "last12months":
+					StartDate = new DateTime(today.Year, today.Month, 1).AddMonths(-11);
+					EndDate = now;
+					break;
+				default:
+					// 自定义：保持用户选择的日期不变
+					break;
+			}
+		}
+
+		/// <summary>执行查询，刷新周期统计表格并回到第一页</summary>
+		private async Task LoadAsync()
+		{
+			if (StartDate > EndDate)
+			{
+				var temp = StartDate;
+				StartDate = EndDate;
+				EndDate = temp;
+			}
+
+			IsLoading = true;
+			try
+			{
+				var query = new ShopRevenueStatisticsQuery
+				{
+					StartDate = StartDate,
+					EndDate = EndDate,
+					ShopKey = SelectedShop == null ? string.Empty : SelectedShop.AppKey,
+				};
+
+				var table = await _service.GetPeriodStatisticsAsync(query, _periodType);
+				_allItems = table ?? new List<ShopPeriodStatisticsItem>();
+				TotalCount = _allItems.Count;
+				TotalPages = TotalCount == 0 ? 1 : (int)Math.Ceiling(TotalCount / (double)PageSize);
+				GoToPage(1);
+			}
+			catch (Exception ex)
+			{
+				// 查询异常：保留上一次数据，并弹框提示
+				MessageBox.Show("查询失败：" + ex.Message, "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
+			}
+			finally
+			{
+				IsLoading = false;
+			}
+		}
+
+		/// <summary>重置查询条件并重新加载</summary>
+		private async void Reset()
+		{
+			SelectedShop = ShopOptions.FirstOrDefault();
+			SelectedTimeRange = TimeRangeOptions.FirstOrDefault(t => t.Value == GetDefaultTimeRangeValue(_periodType));
+			ApplyTimeRange();
+			await LoadAsync();
+		}
+
+		#endregion
+	}
+}
\ No newline at end of file