wip

apps/start/src/components/report-chart/area/chart.tsx

@@ -7,6 +7,7 @@ import { cn } from '@/utils/cn';
 import { getChartColor } from '@/utils/theme';
 import { useQuery } from '@tanstack/react-query';
 import { isSameDay, isSameHour, isSameMonth, isSameWeek } from 'date-fns';
+import { BookmarkIcon, UsersIcon } from 'lucide-react';
 import { last } from 'ramda';
 import { useCallback } from 'react';
 import {
@@ -25,6 +26,10 @@ import {
 
 import { useDashedStroke } from '@/hooks/use-dashed-stroke';
 import { useXAxisProps, useYAxisProps } from '../common/axis';
+import {
+  ChartClickMenu,
+  type ChartClickMenuItem,
+} from '../common/chart-click-menu';
 import { ReportChartTooltip } from '../common/report-chart-tooltip';
 import { ReportTable } from '../common/report-table';
 import { SerieIcon } from '../common/serie-icon';
@@ -45,6 +50,8 @@ export function Chart({ data }: Props) {
       endDate,
       range,
       lineType,
+      series: reportSeries,
+      breakdowns,
     },
     isEditMode,
     options: { hideXAxis, hideYAxis },
@@ -126,16 +133,66 @@ export function Chart({ data }: Props) {
     interval,
   });
 
-  const handleChartClick = useCallback((e: any) => {
-    if (e?.activePayload?.[0]) {
-      const clickedData = e.activePayload[0].payload;
-      if (clickedData.date) {
+  const getMenuItems = useCallback(
+    (e: any, clickedData: any): ChartClickMenuItem[] => {
+      const items: ChartClickMenuItem[] = [];
+
+      if (!clickedData?.date) {
+        return items;
+      }
+
+      // View Users - only show if we have projectId
+      if (projectId) {
+        items.push({
+          label: 'View Users',
+          icon: <UsersIcon size={16} />,
+          onClick: () => {
+            pushModal('ViewChartUsers', {
+              type: 'chart',
+              chartData: data,
+              report: {
+                projectId,
+                series: reportSeries,
+                breakdowns: breakdowns || [],
+                interval,
+                startDate,
+                endDate,
+                range,
+                previous,
+                chartType: 'area',
+                metric: 'sum',
+              },
+              date: clickedData.date,
+            });
+          },
+        });
+      }
+
+      // Add Reference - always show
+      items.push({
+        label: 'Add Reference',
+        icon: <BookmarkIcon size={16} />,
+        onClick: () => {
           pushModal('AddReference', {
             datetime: new Date(clickedData.date).toISOString(),
           });
-      }
-    }
-  }, []);
+        },
+      });
+
+      return items;
+    },
+    [
+      projectId,
+      data,
+      reportSeries,
+      breakdowns,
+      interval,
+      startDate,
+      endDate,
+      range,
+      previous,
+    ],
+  );
 
   const { getStrokeDasharray, calcStrokeDasharray, handleAnimationEnd } =
     useDashedStroke({
@@ -144,9 +201,10 @@ export function Chart({ data }: Props) {
 
   return (
     <ReportChartTooltip.TooltipProvider references={references.data}>
+      <ChartClickMenu getMenuItems={getMenuItems}>
         <div className={cn('h-full w-full', isEditMode && 'card p-4')}>
           <ResponsiveContainer>
-          <ComposedChart data={rechartData} onClick={handleChartClick}>
+            <ComposedChart data={rechartData}>
             <Customized component={calcStrokeDasharray} />
             <Line
               dataKey="calcStrokeDasharray"
@@ -244,6 +302,7 @@ export function Chart({ data }: Props) {
           setVisibleSeries={setVisibleSeries}
         />
       )}
+      </ChartClickMenu>
     </ReportChartTooltip.TooltipProvider>
   );
 }

apps/start/src/components/report-chart/common/chart-click-menu.tsx

@@ -0,0 +1,263 @@
+import {
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuItem,
+  DropdownMenuTrigger,
+} from '@/components/ui/dropdown-menu';
+import React, {
+  forwardRef,
+  useCallback,
+  useImperativeHandle,
+  useRef,
+  useState,
+} from 'react';
+
+export interface ChartClickMenuItem {
+  label: string;
+  icon?: React.ReactNode;
+  onClick: () => void;
+  disabled?: boolean;
+}
+
+interface ChartClickMenuProps {
+  children: React.ReactNode;
+  /**
+   * Function that receives the click event and clicked data, returns menu items
+   * This allows conditional menu items based on what was clicked
+   */
+  getMenuItems: (e: any, clickedData: any) => ChartClickMenuItem[];
+  /**
+   * Optional callback when menu closes
+   */
+  onClose?: () => void;
+}
+
+export interface ChartClickMenuHandle {
+  setPosition: (position: { x: number; y: number } | null) => void;
+  getContainerElement: () => HTMLDivElement | null;
+}
+
+/**
+ * Reusable component for handling chart clicks and showing a dropdown menu
+ * Wraps the chart and handles click position tracking and dropdown positioning
+ */
+export const ChartClickMenu = forwardRef<
+  ChartClickMenuHandle,
+  ChartClickMenuProps
+>(({ children, getMenuItems, onClose }, ref) => {
+  const containerRef = useRef<HTMLDivElement>(null);
+  const [clickPosition, setClickPosition] = useState<{
+    x: number;
+    y: number;
+  } | null>(null);
+  const [clickedData, setClickedData] = useState<any>(null);
+
+  const [clickEvent, setClickEvent] = useState<any>(null);
+
+  const handleChartClick = useCallback((e: any) => {
+    if (e?.activePayload?.[0] && containerRef.current) {
+      const payload = e.activePayload[0].payload;
+
+      // Calculate click position relative to chart container
+      const containerRect = containerRef.current.getBoundingClientRect();
+
+      // Try to get viewport coordinates from the event
+      // Recharts passes nativeEvent with clientX/clientY (viewport coordinates)
+      let clientX = 0;
+      let clientY = 0;
+
+      if (
+        e.nativeEvent?.clientX !== undefined &&
+        e.nativeEvent?.clientY !== undefined
+      ) {
+        // Best case: use nativeEvent client coordinates (viewport coordinates)
+        clientX = e.nativeEvent.clientX;
+        clientY = e.nativeEvent.clientY;
+      } else if (e.clientX !== undefined && e.clientY !== undefined) {
+        // Fallback: use event's clientX/Y directly
+        clientX = e.clientX;
+        clientY = e.clientY;
+      } else if (e.activeCoordinate) {
+        // Last resort: activeCoordinate is SVG-relative, need to find SVG element
+        // and convert to viewport coordinates
+        const svgElement = containerRef.current.querySelector('svg');
+        if (svgElement) {
+          const svgRect = svgElement.getBoundingClientRect();
+          clientX = svgRect.left + (e.activeCoordinate.x ?? 0);
+          clientY = svgRect.top + (e.activeCoordinate.y ?? 0);
+        } else {
+          // If no SVG found, use container position + activeCoordinate
+          clientX = containerRect.left + (e.activeCoordinate.x ?? 0);
+          clientY = containerRect.top + (e.activeCoordinate.y ?? 0);
+        }
+      }
+
+      setClickedData(payload);
+      setClickEvent(e); // Store the full event
+      setClickPosition({
+        x: clientX - containerRect.left,
+        y: clientY - containerRect.top,
+      });
+    }
+  }, []);
+
+  const menuItems =
+    clickedData && clickEvent ? getMenuItems(clickEvent, clickedData) : [];
+
+  const handleItemClick = useCallback(
+    (item: ChartClickMenuItem) => {
+      item.onClick();
+      setClickPosition(null);
+      setClickedData(null);
+      setClickEvent(null);
+      if (onClose) {
+        onClose();
+      }
+    },
+    [onClose],
+  );
+
+  const handleOpenChange = useCallback(
+    (open: boolean) => {
+      if (!open) {
+        setClickPosition(null);
+        setClickedData(null);
+        setClickEvent(null);
+        if (onClose) {
+          onClose();
+        }
+      }
+    },
+    [onClose],
+  );
+
+  // Expose methods via ref (for advanced use cases)
+  useImperativeHandle(
+    ref,
+    () => ({
+      setPosition: (position: { x: number; y: number } | null) => {
+        setClickPosition(position);
+      },
+      getContainerElement: () => containerRef.current,
+    }),
+    [],
+  );
+
+  // Clone children and add onClick handler to chart components
+  const chartWithClickHandler = React.useMemo(() => {
+    const addClickHandler = (node: React.ReactNode): React.ReactNode => {
+      // Handle null, undefined, strings, numbers
+      if (!React.isValidElement(node)) {
+        return node;
+      }
+
+      // Check if this is a chart component
+      const componentName =
+        (node.type as any)?.displayName || (node.type as any)?.name;
+      const isChartComponent =
+        componentName === 'ComposedChart' ||
+        componentName === 'LineChart' ||
+        componentName === 'BarChart' ||
+        componentName === 'AreaChart' ||
+        componentName === 'PieChart' ||
+        componentName === 'ResponsiveContainer';
+
+      // Process children recursively - handle arrays, fragments, and single elements
+      const processChildren = (children: React.ReactNode): React.ReactNode => {
+        if (children == null) {
+          return children;
+        }
+
+        // Handle arrays
+        if (Array.isArray(children)) {
+          return children.map(addClickHandler);
+        }
+
+        // Handle React fragments
+        if (
+          React.isValidElement(children) &&
+          children.type === React.Fragment
+        ) {
+          const fragmentElement = children as React.ReactElement<{
+            children?: React.ReactNode;
+          }>;
+          return React.cloneElement(fragmentElement, {
+            children: processChildren(fragmentElement.props.children),
+          });
+        }
+
+        // Recursively process single child
+        return addClickHandler(children);
+      };
+
+      const element = node as React.ReactElement<{
+        children?: React.ReactNode;
+        onClick?: (e: any) => void;
+      }>;
+
+      if (isChartComponent) {
+        // For ResponsiveContainer, we need to add onClick to its child (ComposedChart, etc.)
+        if (componentName === 'ResponsiveContainer') {
+          return React.cloneElement(element, {
+            children: processChildren(element.props.children),
+          });
+        }
+        // For chart components, add onClick directly
+        return React.cloneElement(element, {
+          onClick: handleChartClick,
+          children: processChildren(element.props.children),
+        });
+      }
+
+      // Recursively process children for non-chart components
+      if (element.props.children != null) {
+        return React.cloneElement(element, {
+          children: processChildren(element.props.children),
+        });
+      }
+
+      return node;
+    };
+
+    // Handle multiple children (array) or single child
+    if (Array.isArray(children)) {
+      return children.map(addClickHandler);
+    }
+    return addClickHandler(children);
+  }, [children, handleChartClick]);
+
+  return (
+    <div ref={containerRef} className="relative h-full w-full">
+      <DropdownMenu
+        open={clickPosition !== null}
+        onOpenChange={handleOpenChange}
+      >
+        <DropdownMenuTrigger asChild>
+          <div
+            style={{
+              position: 'absolute',
+              left: clickPosition?.x ?? -9999,
+              top: clickPosition?.y ?? -9999,
+              pointerEvents: 'none',
+            }}
+          />
+        </DropdownMenuTrigger>
+        <DropdownMenuContent align="start" side="bottom" sideOffset={5}>
+          {menuItems.map((item) => (
+            <DropdownMenuItem
+              key={item.label}
+              onClick={() => handleItemClick(item)}
+              disabled={item.disabled}
+            >
+              {item.icon && <span className="mr-2">{item.icon}</span>}
+              {item.label}
+            </DropdownMenuItem>
+          ))}
+        </DropdownMenuContent>
+      </DropdownMenu>
+      {chartWithClickHandler}
+    </div>
+  );
+});
+
+ChartClickMenu.displayName = 'ChartClickMenu';

apps/start/src/components/report-chart/funnel/chart.tsx

@@ -1,7 +1,9 @@
 import { ColorSquare } from '@/components/color-square';
+import { Button } from '@/components/ui/button';
+import { pushModal } from '@/modals';
 import type { RouterOutputs } from '@/trpc/client';
 import { cn } from '@/utils/cn';
-import { ChevronRightIcon, InfoIcon } from 'lucide-react';
+import { ChevronRightIcon, InfoIcon, UsersIcon } from 'lucide-react';
 
 import { alphabetIds } from '@openpanel/constants';
 
@@ -23,6 +25,7 @@ import {
 } from 'recharts';
 import { useXAxisProps, useYAxisProps } from '../common/axis';
 import { PreviousDiffIndicatorPure } from '../common/previous-diff-indicator';
+import { useReportChartContext } from '../context';
 
 type Props = {
   data: {
@@ -113,11 +116,50 @@ function ChartName({
 export function Tables({
   data: {
     current: { steps, mostDropoffsStep, lastStep, breakdowns },
-    previous,
+    previous: previousData,
   },
 }: Props) {
   const number = useNumber();
   const hasHeader = breakdowns.length > 0;
+  const {
+    report: {
+      projectId,
+      startDate,
+      endDate,
+      range,
+      interval,
+      series: reportSeries,
+      breakdowns: reportBreakdowns,
+      previous,
+      funnelWindow,
+      funnelGroup,
+    },
+  } = useReportChartContext();
+
+  const handleInspectStep = (step: (typeof steps)[0], stepIndex: number) => {
+    if (!projectId || !step.event.id) return;
+
+    // For funnels, we need to pass the step index so the modal can query
+    // users who completed at least that step in the funnel sequence
+    pushModal('ViewChartUsers', {
+      type: 'funnel',
+      report: {
+        projectId,
+        series: reportSeries,
+        breakdowns: reportBreakdowns || [],
+        interval: interval || 'day',
+        startDate,
+        endDate,
+        range,
+        previous,
+        chartType: 'funnel',
+        metric: 'sum',
+        funnelWindow,
+        funnelGroup,
+      },
+      stepIndex, // Pass the step index for funnel queries
+    });
+  };
   return (
     <div className={cn('col @container divide-y divide-border card')}>
       {hasHeader && <ChartName breakdowns={breakdowns} className="p-4 py-3" />}
@@ -128,11 +170,11 @@ export function Tables({
             label="Conversion"
             value={number.formatWithUnit(lastStep?.percent / 100, '%')}
             enhancer={
-              previous && (
+              previousData && (
                 <PreviousDiffIndicatorPure
                   {...getPreviousMetric(
                     lastStep?.percent,
-                    previous.lastStep?.percent,
+                    previousData.lastStep?.percent,
                   )}
                 />
               )
@@ -143,11 +185,11 @@ export function Tables({
             label="Completed"
             value={number.format(lastStep?.count)}
             enhancer={
-              previous && (
+              previousData && (
                 <PreviousDiffIndicatorPure
                   {...getPreviousMetric(
                     lastStep?.count,
-                    previous.lastStep?.count,
+                    previousData.lastStep?.count,
                   )}
                 />
               )
@@ -238,6 +280,28 @@ export function Tables({
               className: 'text-right font-mono font-semibold',
               width: '90px',
             },
+            {
+              name: '',
+              render: (item) => (
+                <Button
+                  variant="ghost"
+                  size="sm"
+                  className="h-8 w-8 p-0"
+                  onClick={(e) => {
+                    e.stopPropagation();
+                    const stepIndex = steps.findIndex(
+                      (s) => s.event.id === item.event.id,
+                    );
+                    handleInspectStep(item, stepIndex);
+                  }}
+                  title="View users who completed this step"
+                >
+                  <UsersIcon size={16} />
+                </Button>
+              ),
+              className: 'text-right',
+              width: '48px',
+            },
           ]}
         />
       </div>

apps/start/src/components/report-chart/histogram/chart.tsx

@@ -7,6 +7,7 @@ import type { IChartData } from '@/trpc/client';
 import { cn } from '@/utils/cn';
 import { getChartColor } from '@/utils/theme';
 import { useQuery } from '@tanstack/react-query';
+import { BookmarkIcon, UsersIcon } from 'lucide-react';
 import React, { useCallback } from 'react';
 import {
   Bar,
@@ -20,6 +21,10 @@ import {
 } from 'recharts';
 
 import { useXAxisProps, useYAxisProps } from '../common/axis';
+import {
+  ChartClickMenu,
+  type ChartClickMenuItem,
+} from '../common/chart-click-menu';
 import { ReportChartTooltip } from '../common/report-chart-tooltip';
 import { ReportTable } from '../common/report-table';
 import { useReportChartContext } from '../context';
@@ -47,7 +52,16 @@ function BarHover({ x, y, width, height, top, left, right, bottom }: any) {
 export function Chart({ data }: Props) {
   const {
     isEditMode,
-    report: { previous, interval, projectId, startDate, endDate, range },
+    report: {
+      previous,
+      interval,
+      projectId,
+      startDate,
+      endDate,
+      range,
+      series: reportSeries,
+      breakdowns,
+    },
     options: { hideXAxis, hideYAxis },
   } = useReportChartContext();
   const trpc = useTRPC();
@@ -74,22 +88,73 @@ export function Chart({ data }: Props) {
     interval,
   });
 
-  const handleChartClick = useCallback((e: any) => {
-    if (e?.activePayload?.[0]) {
-      const clickedData = e.activePayload[0].payload;
-      if (clickedData.date) {
+  const getMenuItems = useCallback(
+    (e: any, clickedData: any): ChartClickMenuItem[] => {
+      const items: ChartClickMenuItem[] = [];
+
+      if (!clickedData?.date) {
+        return items;
+      }
+
+      // View Users - only show if we have projectId
+      if (projectId) {
+        items.push({
+          label: 'View Users',
+          icon: <UsersIcon size={16} />,
+          onClick: () => {
+            pushModal('ViewChartUsers', {
+              type: 'chart',
+              chartData: data,
+              report: {
+                projectId,
+                series: reportSeries,
+                breakdowns: breakdowns || [],
+                interval,
+                startDate,
+                endDate,
+                range,
+                previous,
+                chartType: 'histogram',
+                metric: 'sum',
+              },
+              date: clickedData.date,
+            });
+          },
+        });
+      }
+
+      // Add Reference - always show
+      items.push({
+        label: 'Add Reference',
+        icon: <BookmarkIcon size={16} />,
+        onClick: () => {
           pushModal('AddReference', {
             datetime: new Date(clickedData.date).toISOString(),
           });
-      }
-    }
-  }, []);
+        },
+      });
+
+      return items;
+    },
+    [
+      projectId,
+      data,
+      reportSeries,
+      breakdowns,
+      interval,
+      startDate,
+      endDate,
+      range,
+      previous,
+    ],
+  );
 
   return (
     <ReportChartTooltip.TooltipProvider references={references.data}>
+      <ChartClickMenu getMenuItems={getMenuItems}>
         <div className={cn('h-full w-full', isEditMode && 'card p-4')}>
           <ResponsiveContainer>
-          <BarChart data={rechartData} onClick={handleChartClick}>
+            <BarChart data={rechartData}>
             <CartesianGrid
               strokeDasharray="3 3"
               vertical={false}
@@ -152,6 +217,7 @@ export function Chart({ data }: Props) {
           setVisibleSeries={setVisibleSeries}
         />
       )}
+      </ChartClickMenu>
     </ReportChartTooltip.TooltipProvider>
   );
 }

apps/start/src/components/report-chart/line/chart.tsx

@@ -1,9 +1,3 @@
-import {
-  DropdownMenu,
-  DropdownMenuContent,
-  DropdownMenuItem,
-  DropdownMenuTrigger,
-} from '@/components/ui/dropdown-menu';
 import { useRechartDataModel } from '@/hooks/use-rechart-data-model';
 import { useVisibleSeries } from '@/hooks/use-visible-series';
 import { useTRPC } from '@/integrations/trpc/react';
@@ -11,12 +5,11 @@ import { pushModal } from '@/modals';
 import type { IChartData } from '@/trpc/client';
 import { cn } from '@/utils/cn';
 import { getChartColor } from '@/utils/theme';
-import type { IChartEvent } from '@openpanel/validation';
 import { useQuery } from '@tanstack/react-query';
 import { isSameDay, isSameHour, isSameMonth, isSameWeek } from 'date-fns';
 import { BookmarkIcon, UsersIcon } from 'lucide-react';
 import { last } from 'ramda';
-import { useCallback, useState } from 'react';
+import { useCallback } from 'react';
 import {
   CartesianGrid,
   ComposedChart,
@@ -32,6 +25,10 @@ import {
 
 import { useDashedStroke } from '@/hooks/use-dashed-stroke';
 import { useXAxisProps, useYAxisProps } from '../common/axis';
+import {
+  ChartClickMenu,
+  type ChartClickMenuItem,
+} from '../common/chart-click-menu';
 import { ReportChartTooltip } from '../common/report-chart-tooltip';
 import { ReportTable } from '../common/report-table';
 import { SerieIcon } from '../common/serie-icon';
@@ -58,14 +55,6 @@ export function Chart({ data }: Props) {
     isEditMode,
     options: { hideXAxis, hideYAxis, maxDomain },
   } = useReportChartContext();
-  const [clickPosition, setClickPosition] = useState<{
-    x: number;
-    y: number;
-  } | null>(null);
-  const [clickedData, setClickedData] = useState<{
-    date: string;
-    serieId?: string;
-  } | null>(null);
   const dataLength = data.series[0]?.data?.length || 0;
   const trpc = useTRPC();
   const references = useQuery(
@@ -146,13 +135,17 @@ export function Chart({ data }: Props) {
     hide: hideYAxis,
   });
 
-  const handleChartClick = useCallback((e: any) => {
-    if (e?.activePayload?.[0]) {
-      const payload = e.activePayload[0].payload;
-      const activeCoordinate = e.activeCoordinate;
-      if (payload.date) {
-        // Find the first valid serie ID from activePayload (skip calcStrokeDasharray)
-        const validPayload = e.activePayload.find(
+  const getMenuItems = useCallback(
+    (e: any, clickedData: any): ChartClickMenuItem[] => {
+      const items: ChartClickMenuItem[] = [];
+
+      if (!clickedData?.date) {
+        return items;
+      }
+
+      // Extract serie ID from the click event if needed
+      // activePayload is an array of payload objects
+      const validPayload = e.activePayload?.find(
         (p: any) =>
           p.dataKey &&
           p.dataKey !== 'calcStrokeDasharray' &&
@@ -161,23 +154,14 @@ export function Chart({ data }: Props) {
       );
       const serieId = validPayload?.dataKey?.toString().replace(':count', '');
 
-        setClickedData({
-          date: payload.date,
-          serieId,
-        });
-        setClickPosition({
-          x: activeCoordinate?.x ?? 0,
-          y: activeCoordinate?.y ?? 0,
-        });
-      }
-    }
-  }, []);
-
-  const handleViewUsers = useCallback(() => {
-    if (!clickedData || !projectId) return;
-
-    // Pass the chart data (which we already have) and the report config
+      // View Users - only show if we have projectId
+      if (projectId) {
+        items.push({
+          label: 'View Users',
+          icon: <UsersIcon size={16} />,
+          onClick: () => {
             pushModal('ViewChartUsers', {
+              type: 'chart',
               chartData: data,
               report: {
                 projectId,
@@ -193,10 +177,24 @@ export function Chart({ data }: Props) {
               },
               date: clickedData.date,
             });
-    setClickPosition(null);
-    setClickedData(null);
-  }, [
-    clickedData,
+          },
+        });
+      }
+
+      // Add Reference - always show
+      items.push({
+        label: 'Add Reference',
+        icon: <BookmarkIcon size={16} />,
+        onClick: () => {
+          pushModal('AddReference', {
+            datetime: new Date(clickedData.date).toISOString(),
+          });
+        },
+      });
+
+      return items;
+    },
+    [
       projectId,
       data,
       reportSeries,
@@ -206,52 +204,15 @@ export function Chart({ data }: Props) {
       endDate,
       range,
       previous,
-  ]);
-
-  const handleAddReference = useCallback(() => {
-    if (!clickedData) return;
-    pushModal('AddReference', {
-      datetime: new Date(clickedData.date).toISOString(),
-    });
-    setClickPosition(null);
-    setClickedData(null);
-  }, [clickedData]);
+    ],
+  );
 
   return (
     <ReportChartTooltip.TooltipProvider references={references.data}>
+      <ChartClickMenu getMenuItems={getMenuItems}>
         <div className={cn('h-full w-full', isEditMode && 'card p-4')}>
-        <DropdownMenu
-          open={clickPosition !== null}
-          onOpenChange={(open) => {
-            if (!open) {
-              setClickPosition(null);
-              setClickedData(null);
-            }
-          }}
-        >
-          <DropdownMenuTrigger asChild>
-            <div
-              style={{
-                position: 'absolute',
-                left: clickPosition?.x ?? -9999,
-                top: clickPosition?.y ?? -9999,
-                pointerEvents: 'none',
-              }}
-            />
-          </DropdownMenuTrigger>
-          <DropdownMenuContent>
-            <DropdownMenuItem onClick={handleViewUsers}>
-              <UsersIcon size={16} className="mr-2" />
-              View Users
-            </DropdownMenuItem>
-            <DropdownMenuItem onClick={handleAddReference}>
-              <BookmarkIcon size={16} className="mr-2" />
-              Add Reference
-            </DropdownMenuItem>
-          </DropdownMenuContent>
-        </DropdownMenu>
           <ResponsiveContainer>
-          <ComposedChart data={rechartData} onClick={handleChartClick}>
+            <ComposedChart data={rechartData}>
               <Customized component={calcStrokeDasharray} />
               <Line
                 dataKey="calcStrokeDasharray"
@@ -287,60 +248,6 @@ export function Chart({ data }: Props) {
               <XAxis {...xAxisProps} />
               {series.length > 1 && <Legend content={<CustomLegend />} />}
               <Tooltip content={<ReportChartTooltip.Tooltip />} />
-            {/* {series.map((serie) => {
-              const color = getChartColor(serie.index);
-              return (
-                <React.Fragment key={serie.id}>
-                  <defs>
-                    {isAreaStyle && (
-                      <linearGradient
-                        id={`color${color}`}
-                        x1="0"
-                        y1="0"
-                        x2="0"
-                        y2="1"
-                      >
-                        <stop offset="0%" stopColor={color} stopOpacity={0.8} />
-                        <stop
-                          offset="100%"
-                          stopColor={color}
-                          stopOpacity={0.1}
-                        />
-                      </linearGradient>
-                    )}
-                  </defs>
-                  <Line
-                    dot={isAreaStyle && dataLength <= 8}
-                    type={lineType}
-                    name={serie.id}
-                    isAnimationActive={false}
-                    strokeWidth={2}
-                    dataKey={`${serie.id}:count`}
-                    stroke={color}
-                    strokeDasharray={
-                      useDashedLastLine
-                        ? getStrokeDasharray(`${serie.id}:count`)
-                        : undefined
-                    }
-                    // Use for legend
-                    fill={color}
-                  />
-                  {previous && (
-                    <Line
-                      type={lineType}
-                      name={`${serie.id}:prev`}
-                      isAnimationActive
-                      dot={false}
-                      strokeOpacity={0.3}
-                      dataKey={`${serie.id}:prev:count`}
-                      stroke={color}
-                      // Use for legend
-                      fill={color}
-                    />
-                  )}
-                </React.Fragment>
-              );
-            })} */}
 
               <defs>
                 <filter
@@ -382,7 +289,9 @@ export function Chart({ data }: Props) {
                     // Use for legend
                     fill={color}
                     filter={
-                    series.length === 1 ? 'url(#rainbow-line-glow)' : undefined
+                      series.length === 1
+                        ? 'url(#rainbow-line-glow)'
+                        : undefined
                     }
                   />
                 );
@@ -418,6 +327,7 @@ export function Chart({ data }: Props) {
             setVisibleSeries={setVisibleSeries}
           />
         )}
+      </ChartClickMenu>
     </ReportChartTooltip.TooltipProvider>
   );
 }

apps/start/src/components/ui/scroll-area.tsx

@@ -1,8 +1,36 @@
 import * as ScrollAreaPrimitive from '@radix-ui/react-scroll-area';
-import type * as React from 'react';
+import * as React from 'react';
 
 import { cn } from '@/lib/utils';
 
+export const VirtualScrollArea = React.forwardRef<
+  HTMLDivElement,
+  {
+    children: React.ReactNode;
+    className?: string;
+  }
+>(({ children, className }, ref) => {
+  // The ref MUST point directly to the scrollable element
+  // This element MUST have:
+  // 1. overflow-y-auto (or overflow: auto)
+  // 2. A constrained height (via flex-1 min-h-0 or fixed height)
+  return (
+    <div
+      ref={ref}
+      className={cn('overflow-y-auto w-full', className)}
+      style={{
+        // Ensure height is constrained by flex parent
+        height: '100%',
+        maxHeight: '100%',
+      }}
+    >
+      {children}
+    </div>
+  );
+});
+
+VirtualScrollArea.displayName = 'VirtualScrollArea';
+
 function ScrollArea({
   className,
   children,

apps/start/src/modals/Modal/scrollable-modal.tsx

@@ -0,0 +1,44 @@
+import { ScrollArea, VirtualScrollArea } from '@/components/ui/scroll-area';
+import { cn } from '@/utils/cn';
+import { createContext, useContext, useRef } from 'react';
+import { ModalContent } from './Container';
+
+const ScrollableModalContext = createContext<{
+  scrollAreaRef: React.RefObject<HTMLDivElement | null>;
+}>({
+  scrollAreaRef: { current: null },
+});
+
+export function useScrollableModal() {
+  return useContext(ScrollableModalContext);
+}
+
+export function ScrollableModal({
+  header,
+  footer,
+  children,
+}: {
+  header: React.ReactNode;
+  footer?: React.ReactNode;
+  children: React.ReactNode;
+}) {
+  const scrollAreaRef = useRef<HTMLDivElement>(null);
+  return (
+    <ScrollableModalContext.Provider value={{ scrollAreaRef }}>
+      <ModalContent className="flex !max-h-[90vh] flex-col p-0 gap-0">
+        <div className="flex-shrink-0 p-6">{header}</div>
+        <VirtualScrollArea
+          ref={scrollAreaRef}
+          className={cn(
+            'flex-1 min-h-0 w-full',
+            footer && 'border-b',
+            header && 'border-t',
+          )}
+        >
+          {children}
+        </VirtualScrollArea>
+        {footer && <div className="flex-shrink-0 p-6">{footer}</div>}
+      </ModalContent>
+    </ScrollableModalContext.Provider>
+  );
+}

apps/start/src/modals/view-chart-users.tsx

@@ -1,5 +1,7 @@
-import { ButtonContainer } from '@/components/button-container';
-import { Button } from '@/components/ui/button';
+import { ProjectLink } from '@/components/links';
+import { ProfileAvatar } from '@/components/profiles/profile-avatar';
+import { SerieIcon } from '@/components/report-chart/common/serie-icon';
+import { DropdownMenuShortcut } from '@/components/ui/dropdown-menu';
 import {
   Select,
   SelectContent,
@@ -9,119 +11,197 @@ import {
 } from '@/components/ui/select';
 import { useTRPC } from '@/integrations/trpc/react';
 import type { IChartData } from '@/trpc/client';
-import type { IChartEvent, IChartInput } from '@openpanel/validation';
+import { cn } from '@/utils/cn';
+import { getProfileName } from '@/utils/getters';
+import type { IChartInput } from '@openpanel/validation';
 import { useQuery } from '@tanstack/react-query';
-import { UsersIcon } from 'lucide-react';
-import { useMemo, useState } from 'react';
+import { useVirtualizer } from '@tanstack/react-virtual';
+import { useEffect, useMemo, useState } from 'react';
 import { popModal } from '.';
-import { ModalContent, ModalHeader } from './Modal/Container';
+import { ModalHeader } from './Modal/Container';
+import { ScrollableModal, useScrollableModal } from './Modal/scrollable-modal';
 
-interface ViewChartUsersProps {
+const ProfileItem = ({ profile }: { profile: any }) => {
+  console.log('ProfileItem', profile.id);
+  return (
+    <ProjectLink
+      preload={false}
+      href={`/profiles/${profile.id}`}
+      title={getProfileName(profile, false)}
+      className="col gap-2 rounded-lg border p-2 bg-card"
+      onClick={(e) => {
+        if (e.metaKey || e.ctrlKey || e.shiftKey) {
+          return;
+        }
+        popModal();
+      }}
+    >
+      <div className="row gap-2 items-center">
+        <ProfileAvatar {...profile} />
+        <div className="flex-1">
+          <div className="font-medium">{getProfileName(profile)}</div>
+        </div>
+      </div>
+
+      <div className="row gap-4 text-sm overflow-hidden">
+        {profile.properties.country && (
+          <div className="row gap-2 items-center">
+            <SerieIcon name={profile.properties.country} />
+            <span>
+              {profile.properties.country}
+              {profile.properties.city && ` / ${profile.properties.city}`}
+            </span>
+          </div>
+        )}
+        {profile.properties.os && (
+          <div className="row gap-2 items-center">
+            <SerieIcon name={profile.properties.os} />
+            <span>{profile.properties.os}</span>
+          </div>
+        )}
+        {profile.properties.browser && (
+          <div className="row gap-2 items-center">
+            <SerieIcon name={profile.properties.browser} />
+            <span>{profile.properties.browser}</span>
+          </div>
+        )}
+      </div>
+    </ProjectLink>
+  );
+};
+// Shared profile list component
+function ProfileList({ profiles }: { profiles: any[] }) {
+  const ITEM_HEIGHT = 74;
+  const CONTAINER_PADDING = 20;
+  const ITEM_GAP = 5;
+  const { scrollAreaRef } = useScrollableModal();
+  const [isScrollReady, setIsScrollReady] = useState(false);
+
+  // Check if scroll container is ready
+  useEffect(() => {
+    if (scrollAreaRef.current) {
+      setIsScrollReady(true);
+    } else {
+      setIsScrollReady(false);
+    }
+  }, [scrollAreaRef]);
+
+  const virtualizer = useVirtualizer({
+    count: profiles.length,
+    getScrollElement: () => scrollAreaRef.current,
+    estimateSize: () => ITEM_HEIGHT + ITEM_GAP,
+    overscan: 5,
+    paddingStart: CONTAINER_PADDING,
+    paddingEnd: CONTAINER_PADDING,
+  });
+
+  // Re-measure when scroll container becomes available or profiles change
+  useEffect(() => {
+    if (isScrollReady && scrollAreaRef.current) {
+      // Small delay to ensure DOM is ready
+      const timeoutId = setTimeout(() => {
+        virtualizer.measure();
+      }, 0);
+      return () => clearTimeout(timeoutId);
+    }
+  }, [isScrollReady, profiles.length, virtualizer]);
+
+  if (profiles.length === 0) {
+    return (
+      <div className="flex items-center justify-center py-8">
+        <div className="text-muted-foreground">No users found</div>
+      </div>
+    );
+  }
+
+  const virtualItems = virtualizer.getVirtualItems();
+
+  return (
+    <div
+      style={{
+        height: `${virtualizer.getTotalSize()}px`,
+        width: '100%',
+        position: 'relative',
+      }}
+    >
+      {/* Only the visible items in the virtualizer, manually positioned to be in view */}
+      {virtualItems.map((virtualItem) => {
+        const profile = profiles[virtualItem.index];
+        return (
+          <div
+            key={profile.id}
+            data-index={virtualItem.index}
+            ref={virtualizer.measureElement}
+            style={{
+              position: 'absolute',
+              top: 0,
+              left: 0,
+              width: '100%',
+              height: `${virtualItem.size}px`,
+              transform: `translateY(${virtualItem.start}px)`,
+              padding: `0px ${CONTAINER_PADDING}px ${ITEM_GAP}px`,
+            }}
+          >
+            <ProfileItem profile={profile} />
+          </div>
+        );
+      })}
+    </div>
+  );
+}
+
+// Chart-specific props and component
+interface ChartUsersViewProps {
   chartData: IChartData;
   report: IChartInput;
   date: string;
 }
 
-export default function ViewChartUsers({
-  chartData,
-  report,
-  date,
-}: ViewChartUsersProps) {
+function ChartUsersView({ chartData, report, date }: ChartUsersViewProps) {
   const trpc = useTRPC();
-
-  // Group series by base event/formula (ignoring breakdowns)
-  const baseSeries = useMemo(() => {
-    const grouped = new Map<
-      string,
-      {
-        baseName: string;
-        baseEventId: string;
-        reportSerie: IChartInput['series'][0] | undefined;
-        breakdownSeries: Array<{
-          serie: IChartData['series'][0];
-          breakdowns: Record<string, string> | undefined;
-        }>;
-      }
-    >();
-
-    chartData.series.forEach((serie) => {
-      const baseEventId = serie.event.id || '';
-      const baseName = serie.names[0] || 'Unnamed Serie';
-
-      if (!grouped.has(baseEventId)) {
-        const reportSerie = report.series.find((ss) => ss.id === baseEventId);
-        grouped.set(baseEventId, {
-          baseName,
-          baseEventId,
-          reportSerie,
-          breakdownSeries: [],
-        });
-      }
-
-      const group = grouped.get(baseEventId);
-      if (!group) return;
-      // Extract breakdowns from serie.event.breakdowns (set in format.ts)
-      const breakdowns = (serie.event as any).breakdowns;
-
-      group.breakdownSeries.push({
-        serie,
-        breakdowns,
-      });
-    });
-
-    return Array.from(grouped.values());
-  }, [chartData.series, report.series, report.breakdowns]);
-
-  const [selectedBaseSerieId, setSelectedBaseSerieId] = useState<string | null>(
+  const [selectedSerieId, setSelectedSerieId] = useState<string | null>(
+    report.series[0]?.id || null,
+  );
+  const [selectedBreakdownId, setSelectedBreakdownId] = useState<string | null>(
     null,
   );
-  const [selectedBreakdownIndex, setSelectedBreakdownIndex] = useState<
-    number | null
-  >(null);
 
-  const selectedBaseSerie = useMemo(
-    () => baseSeries.find((bs) => bs.baseEventId === selectedBaseSerieId),
-    [baseSeries, selectedBaseSerieId],
+  const selectedReportSerie = useMemo(
+    () => report.series.find((s) => s.id === selectedSerieId),
+    [report.series, selectedSerieId],
   );
 
+  // Get all chart series that match the selected report serie
+  const matchingChartSeries = useMemo(() => {
+    if (!selectedSerieId || !chartData) return [];
+    return chartData.series.filter((s) => s.event.id === selectedSerieId);
+  }, [chartData?.series, selectedSerieId]);
+
   const selectedBreakdown = useMemo(() => {
-    if (
-      !selectedBaseSerie ||
-      selectedBreakdownIndex === null ||
-      !selectedBaseSerie.breakdownSeries[selectedBreakdownIndex]
-    ) {
-      return null;
-    }
-    return selectedBaseSerie.breakdownSeries[selectedBreakdownIndex];
-  }, [selectedBaseSerie, selectedBreakdownIndex]);
+    if (!selectedBreakdownId) return null;
+    return matchingChartSeries.find((s) => s.id === selectedBreakdownId);
+  }, [matchingChartSeries, selectedBreakdownId]);
 
-  // Reset breakdown selection when base serie changes
-  const handleBaseSerieChange = (value: string) => {
-    setSelectedBaseSerieId(value);
-    setSelectedBreakdownIndex(null);
+  // Reset breakdown selection when serie changes
+  const handleSerieChange = (value: string) => {
+    setSelectedSerieId(value);
+    setSelectedBreakdownId(null);
   };
 
-  const selectedSerie = selectedBreakdown || selectedBaseSerie;
-
   const profilesQuery = useQuery(
     trpc.chart.getProfiles.queryOptions(
       {
         projectId: report.projectId,
         date: date,
         series:
-          selectedSerie &&
-          selectedBaseSerie?.reportSerie &&
-          selectedBaseSerie.reportSerie.type === 'event'
-            ? [selectedBaseSerie.reportSerie]
+          selectedReportSerie && selectedReportSerie.type === 'event'
+            ? [selectedReportSerie]
             : [],
-        breakdowns: selectedBreakdown?.breakdowns,
+        breakdowns: selectedBreakdown?.event.breakdowns,
         interval: report.interval,
       },
       {
-        enabled:
-          !!selectedSerie &&
-          !!selectedBaseSerie?.reportSerie &&
-          selectedBaseSerie.reportSerie.type === 'event',
+        enabled: !!selectedReportSerie && selectedReportSerie.type === 'event',
       },
     ),
   );
@@ -129,118 +209,191 @@ export default function ViewChartUsers({
   const profiles = profilesQuery.data ?? [];
 
   return (
-    <ModalContent>
-      <ModalHeader title="View Users" />
-      <p className="text-sm text-muted-foreground mb-4">
-        Users who performed actions on {new Date(date).toLocaleDateString()}
-      </p>
-      <div className="flex flex-col gap-4">
-        {baseSeries.length > 0 && (
-          <div className="flex flex-col gap-3">
-            <div className="flex items-center gap-2">
-              <label className="text-sm font-medium">Serie:</label>
+    <ScrollableModal
+      header={
+        <div>
+          <ModalHeader
+            title="View Users"
+            text={`Users who performed actions on ${new Date(date).toLocaleDateString()}`}
+          />
+          {report.series.length > 0 && (
+            <div className="col md:row gap-2">
               <Select
-                value={selectedBaseSerieId || ''}
-                onValueChange={handleBaseSerieChange}
+                value={selectedSerieId || ''}
+                onValueChange={handleSerieChange}
               >
-                <SelectTrigger className="w-[200px]">
+                <SelectTrigger className="flex-1">
                   <SelectValue placeholder="Select Serie" />
                 </SelectTrigger>
                 <SelectContent>
-                  {baseSeries.map((baseSerie) => (
-                    <SelectItem
-                      key={baseSerie.baseEventId}
-                      value={baseSerie.baseEventId}
-                    >
-                      {baseSerie.baseName}
+                  {report.series.map((serie) => (
+                    <SelectItem key={serie.id} value={serie.id || ''}>
+                      {serie.type === 'event'
+                        ? serie.displayName || serie.name
+                        : serie.displayName || 'Formula'}
                     </SelectItem>
                   ))}
                 </SelectContent>
               </Select>
-            </div>
 
-            {selectedBaseSerie &&
-              selectedBaseSerie.breakdownSeries.length > 1 && (
-                <div className="flex items-center gap-2">
-                  <label className="text-sm font-medium">Breakdown:</label>
+              {matchingChartSeries.length > 1 && (
                 <Select
-                    value={selectedBreakdownIndex?.toString() || ''}
-                    onValueChange={(value) =>
-                      setSelectedBreakdownIndex(
-                        value ? Number.parseInt(value, 10) : null,
-                      )
-                    }
+                  value={selectedBreakdownId || ''}
+                  onValueChange={(value) => setSelectedBreakdownId(value)}
                 >
-                    <SelectTrigger className="w-[200px]">
-                      <SelectValue placeholder="All Breakdowns" />
+                  <SelectTrigger className="flex-1">
+                    <SelectValue placeholder="Select Breakdown" />
                   </SelectTrigger>
                   <SelectContent>
-                      <SelectItem value="">All Breakdowns</SelectItem>
-                      {selectedBaseSerie.breakdownSeries.map((bdSerie, idx) => (
-                        <SelectItem
-                          key={bdSerie.serie.id}
-                          value={idx.toString()}
-                        >
-                          {bdSerie.serie.names.slice(1).join(' > ') ||
-                            'No Breakdown'}
+                    {matchingChartSeries
+                      .sort((a, b) => b.metrics.sum - a.metrics.sum)
+                      .map((serie) => (
+                        <SelectItem key={serie.id} value={serie.id}>
+                          {Object.values(serie.event.breakdowns ?? {}).join(
+                            ', ',
+                          )}
+                          <DropdownMenuShortcut className="ml-auto">
+                            ({serie.data.find((d) => d.date === date)?.count})
+                          </DropdownMenuShortcut>
                         </SelectItem>
                       ))}
                   </SelectContent>
                 </Select>
-                </div>
               )}
             </div>
           )}
+        </div>
+      }
+    >
+      <div className="col">
         {profilesQuery.isLoading ? (
           <div className="flex items-center justify-center py-8">
             <div className="text-muted-foreground">Loading users...</div>
           </div>
-        ) : profiles.length === 0 ? (
-          <div className="flex items-center justify-center py-8">
-            <div className="text-muted-foreground">No users found</div>
-          </div>
         ) : (
-          <div className="max-h-[60vh] overflow-y-auto">
-            <div className="flex flex-col gap-2">
-              {profiles.map((profile) => (
-                <div
-                  key={profile.id}
-                  className="flex items-center gap-3 rounded-lg border p-3"
-                >
-                  {profile.avatar ? (
-                    <img
-                      src={profile.avatar}
-                      alt={profile.firstName || profile.email}
-                      className="size-10 rounded-full"
-                    />
-                  ) : (
-                    <div className="flex size-10 items-center justify-center rounded-full bg-muted">
-                      <UsersIcon size={20} />
-                    </div>
-                  )}
-                  <div className="flex-1">
-                    <div className="font-medium">
-                      {profile.firstName || profile.lastName
-                        ? `${profile.firstName || ''} ${profile.lastName || ''}`.trim()
-                        : profile.email || 'Anonymous'}
-                    </div>
-                    {profile.email && (
-                      <div className="text-sm text-muted-foreground">
-                        {profile.email}
-                      </div>
+          <ProfileList profiles={profiles} />
         )}
       </div>
-                </div>
-              ))}
-            </div>
-          </div>
-        )}
-        <ButtonContainer>
-          <Button type="button" variant="outline" onClick={() => popModal()}>
-            Close
-          </Button>
-        </ButtonContainer>
-      </div>
-    </ModalContent>
+    </ScrollableModal>
+  );
+}
+
+// Funnel-specific props and component
+interface FunnelUsersViewProps {
+  report: IChartInput;
+  stepIndex: number;
+}
+
+function FunnelUsersView({ report, stepIndex }: FunnelUsersViewProps) {
+  const trpc = useTRPC();
+  const [showDropoffs, setShowDropoffs] = useState(false);
+
+  const profilesQuery = useQuery(
+    trpc.chart.getFunnelProfiles.queryOptions(
+      {
+        projectId: report.projectId,
+        startDate: report.startDate!,
+        endDate: report.endDate!,
+        range: report.range,
+        series: report.series,
+        stepIndex: stepIndex,
+        showDropoffs: showDropoffs,
+        funnelWindow: report.funnelWindow,
+        funnelGroup: report.funnelGroup,
+        breakdowns: report.breakdowns,
+      },
+      {
+        enabled: stepIndex !== undefined,
+      },
+    ),
+  );
+
+  const profiles = profilesQuery.data ?? [];
+  const isLastStep = stepIndex === report.series.length - 1;
+
+  return (
+    <ScrollableModal
+      header={
+        <div className="flex flex-col gap-2">
+          <ModalHeader
+            title="View Users"
+            text={
+              showDropoffs
+                ? `Users who dropped off after step ${stepIndex + 1} of ${report.series.length}`
+                : `Users who completed step ${stepIndex + 1} of ${report.series.length} in the funnel`
+            }
+          />
+          {!isLastStep && (
+            <div className="flex items-center gap-2">
+              <button
+                type="button"
+                onClick={() => setShowDropoffs(false)}
+                className={cn(
+                  'px-3 py-1.5 text-sm rounded-md transition-colors',
+                  !showDropoffs
+                    ? 'bg-primary text-primary-foreground'
+                    : 'bg-muted text-muted-foreground hover:bg-muted/80',
+                )}
+              >
+                Completed
+              </button>
+              <button
+                type="button"
+                onClick={() => setShowDropoffs(true)}
+                className={cn(
+                  'px-3 py-1.5 text-sm rounded-md transition-colors',
+                  showDropoffs
+                    ? 'bg-primary text-primary-foreground'
+                    : 'bg-muted text-muted-foreground hover:bg-muted/80',
+                )}
+              >
+                Dropped Off
+              </button>
+            </div>
+          )}
+        </div>
+      }
+    >
+      <div className="flex flex-col gap-4">
+        {profilesQuery.isLoading ? (
+          <div className="flex items-center justify-center py-8">
+            <div className="text-muted-foreground">Loading users...</div>
+          </div>
+        ) : (
+          <ProfileList profiles={profiles} />
+        )}
+      </div>
+    </ScrollableModal>
+  );
+}
+
+// Union type for props
+type ViewChartUsersProps =
+  | {
+      type: 'chart';
+      chartData: IChartData;
+      report: IChartInput;
+      date: string;
+    }
+  | {
+      type: 'funnel';
+      report: IChartInput;
+      stepIndex: number;
+    };
+
+// Main component that routes to the appropriate view
+export default function ViewChartUsers(props: ViewChartUsersProps) {
+  if (props.type === 'funnel') {
+    return (
+      <FunnelUsersView report={props.report} stepIndex={props.stepIndex} />
+    );
+  }
+
+  return (
+    <ChartUsersView
+      chartData={props.chartData}
+      report={props.report}
+      date={props.date}
+    />
   );
 }

apps/start/src/styles.css

@@ -340,3 +340,37 @@ button {
 .animate-ping-slow {
   animation: ping-slow 2s cubic-bezier(0, 0, 0.2, 1) infinite;
 }
+
+.scrollarea {
+  position: relative;
+  width: 100%;
+  height: 300px; /* set any height */
+  overflow: hidden; /* hide native scrollbars */
+}
+
+.scrollarea-content {
+  height: 100%;
+  width: 100%;
+  overflow-y: scroll;
+  padding-right: 16px;         /* preserve space for custom scrollbar */
+  scrollbar-width: none;       /* hide Firefox scrollbar */
+}
+
+.scrollarea-content::-webkit-scrollbar {
+  width: 8px;                  /* size of custom scrollbar */
+}
+
+.scrollarea-content::-webkit-scrollbar-track {
+  background: transparent;     /* no visible track, like shadcn */
+}
+
+.scrollarea-content::-webkit-scrollbar-thumb {
+  background: rgba(0, 0, 0, 0.2);
+  border-radius: 9999px;       /* fully rounded */
+  transition: background 0.2s;
+}
+
+.scrollarea-content:hover::-webkit-scrollbar-thumb,
+.scrollarea-content:active::-webkit-scrollbar-thumb {
+  background: rgba(0, 0, 0, 0.4);  /* darken on hover/scroll */
+}

packages/db/src/services/chart.service.ts

@@ -507,12 +507,11 @@ export function getChartStartEndDate(
   }: Pick<IChartInput, 'endDate' | 'startDate' | 'range'>,
   timezone: string,
 ) {
-  const ranges = getDatesFromRange(range, timezone);
-
   if (startDate && endDate) {
     return { startDate: startDate, endDate: endDate };
   }
 
+  const ranges = getDatesFromRange(range, timezone);
   if (!startDate && endDate) {
     return { startDate: ranges.startDate, endDate: endDate };
   }

packages/db/src/services/funnel.service.ts

@@ -1,5 +1,9 @@
 import { ifNaN } from '@openpanel/common';
-import type { IChartEvent, IChartInput } from '@openpanel/validation';
+import type {
+  IChartEvent,
+  IChartEventItem,
+  IChartInput,
+} from '@openpanel/validation';
 import { last, reverse, uniq } from 'ramda';
 import sqlstring from 'sqlstring';
 import { ch } from '../clickhouse/client';
@@ -14,13 +18,13 @@ import {
 export class FunnelService {
   constructor(private client: typeof ch) {}
 
-  private getFunnelGroup(group?: string) {
+  getFunnelGroup(group?: string): [string, string] {
     return group === 'profile_id'
       ? [`COALESCE(nullIf(s.pid, ''), profile_id)`, 'profile_id']
       : ['session_id', 'session_id'];
   }
 
-  private getFunnelConditions(events: IChartEvent[] = []) {
+  getFunnelConditions(events: IChartEvent[] = []): string[] {
     return events.map((event) => {
       const { sb, getWhere } = createSqlBuilder();
       sb.where = getEventFiltersWhereClause(event.filters);
@@ -29,6 +33,70 @@ export class FunnelService {
     });
   }
 
+  buildFunnelCte({
+    projectId,
+    startDate,
+    endDate,
+    eventSeries,
+    funnelWindowMilliseconds,
+    group,
+    timezone,
+    additionalSelects = [],
+    additionalGroupBy = [],
+  }: {
+    projectId: string;
+    startDate: string;
+    endDate: string;
+    eventSeries: IChartEvent[];
+    funnelWindowMilliseconds: number;
+    group: [string, string];
+    timezone: string;
+    additionalSelects?: string[];
+    additionalGroupBy?: string[];
+  }) {
+    const funnels = this.getFunnelConditions(eventSeries);
+
+    return clix(this.client, timezone)
+      .select([
+        `${group[0]} AS ${group[1]}`,
+        ...additionalSelects,
+        `windowFunnel(${funnelWindowMilliseconds}, 'strict_increase')(toUInt64(toUnixTimestamp64Milli(created_at)), ${funnels.join(', ')}) AS level`,
+      ])
+      .from(TABLE_NAMES.events, false)
+      .where('project_id', '=', projectId)
+      .where('created_at', 'BETWEEN', [
+        clix.datetime(startDate, 'toDateTime'),
+        clix.datetime(endDate, 'toDateTime'),
+      ])
+      .where(
+        'name',
+        'IN',
+        eventSeries.map((e) => e.name),
+      )
+      .groupBy([group[1], ...additionalGroupBy]);
+  }
+
+  buildSessionsCte({
+    projectId,
+    startDate,
+    endDate,
+    timezone,
+  }: {
+    projectId: string;
+    startDate: string;
+    endDate: string;
+    timezone: string;
+  }) {
+    return clix(this.client, timezone)
+      .select(['profile_id as pid', 'id as sid'])
+      .from(TABLE_NAMES.sessions)
+      .where('project_id', '=', projectId)
+      .where('created_at', 'BETWEEN', [
+        clix.datetime(startDate, 'toDateTime'),
+        clix.datetime(endDate, 'toDateTime'),
+      ]);
+  }
+
   private fillFunnel(
     funnel: { level: number; count: number }[],
     steps: number,
@@ -116,14 +184,16 @@ export class FunnelService {
     funnelGroup,
     breakdowns = [],
     timezone = 'UTC',
-  }: IChartInput & { timezone: string }) {
+  }: IChartInput & { timezone: string; events?: IChartEvent[] }) {
     if (!startDate || !endDate) {
       throw new Error('startDate and endDate are required');
     }
 
     // Use series if available, otherwise fall back to events (backward compat)
-    const eventSeries = (series ?? events ?? []).filter(
-      (item): item is IChartEvent => item.type === 'event',
+    const rawSeries = (series ?? events ?? []) as IChartEventItem[];
+    const eventSeries = rawSeries.filter(
+      (item): item is IChartEventItem & { type: 'event' } =>
+        item.type === 'event',
     ) as IChartEvent[];
 
     if (eventSeries.length === 0) {
@@ -133,7 +203,6 @@ export class FunnelService {
     const funnelWindowSeconds = funnelWindow * 3600;
     const funnelWindowMilliseconds = funnelWindowSeconds * 1000;
     const group = this.getFunnelGroup(funnelGroup);
-    const funnels = this.getFunnelConditions(eventSeries);
     const profileFilters = this.getProfileFilters(eventSeries);
     const anyFilterOnProfile = profileFilters.length > 0;
     const anyBreakdownOnProfile = breakdowns.some((b) =>
@@ -141,26 +210,22 @@ export class FunnelService {
     );
 
     // Create the funnel CTE
-    const funnelCte = clix(this.client, timezone)
-      .select([
-        `${group[0]} AS ${group[1]}`,
-        ...breakdowns.map(
+    const breakdownSelects = breakdowns.map(
       (b, index) => `${getSelectPropertyKey(b.name)} as b_${index}`,
-        ),
-        `windowFunnel(${funnelWindowMilliseconds}, 'strict_increase')(toUInt64(toUnixTimestamp64Milli(created_at)), ${funnels.join(', ')}) AS level`,
-      ])
-      .from(TABLE_NAMES.events, false)
-      .where('project_id', '=', projectId)
-      .where('created_at', 'BETWEEN', [
-        clix.datetime(startDate, 'toDateTime'),
-        clix.datetime(endDate, 'toDateTime'),
-      ])
-      .where(
-        'name',
-        'IN',
-        eventSeries.map((e) => e.name),
-      )
-      .groupBy([group[1], ...breakdowns.map((b, index) => `b_${index}`)]);
+    );
+    const breakdownGroupBy = breakdowns.map((b, index) => `b_${index}`);
+
+    const funnelCte = this.buildFunnelCte({
+      projectId,
+      startDate,
+      endDate,
+      eventSeries,
+      funnelWindowMilliseconds,
+      group,
+      timezone,
+      additionalSelects: breakdownSelects,
+      additionalGroupBy: breakdownGroupBy,
+    });
 
     if (anyFilterOnProfile || anyBreakdownOnProfile) {
       funnelCte.leftJoin(
@@ -173,15 +238,12 @@ export class FunnelService {
     // Create the sessions CTE if needed
     const sessionsCte =
       group[0] !== 'session_id'
-        ? clix(this.client, timezone)
-            // Important to have unique field names to avoid ambiguity in the main query
-            .select(['profile_id as pid', 'id as sid'])
-            .from(TABLE_NAMES.sessions)
-            .where('project_id', '=', projectId)
-            .where('created_at', 'BETWEEN', [
-              clix.datetime(startDate, 'toDateTime'),
-              clix.datetime(endDate, 'toDateTime'),
-            ])
+        ? this.buildSessionsCte({
+            projectId,
+            startDate,
+            endDate,
+            timezone,
+          })
         : null;
 
     // Base funnel query with CTEs

packages/trpc/src/routers/chart.ts

@@ -23,6 +23,7 @@ import {
   getSettingsForProject,
 } from '@openpanel/db';
 import {
+  type IChartEvent,
   zChartEvent,
   zChartEventFilter,
   zChartInput,
@@ -621,6 +622,122 @@ export const chartRouter = createTRPCRouter({
       const ids = profileIds.map((p) => p.profile_id).filter(Boolean);
       const profiles = await getProfilesCached(ids, projectId);
 
+      return profiles;
+    }),
+
+  getFunnelProfiles: protectedProcedure
+    .input(
+      z.object({
+        projectId: z.string(),
+        startDate: z.string().nullish(),
+        endDate: z.string().nullish(),
+        series: zChartSeries,
+        stepIndex: z.number().describe('0-based index of the funnel step'),
+        showDropoffs: z
+          .boolean()
+          .optional()
+          .default(false)
+          .describe(
+            'If true, show users who dropped off at this step. If false, show users who completed at least this step.',
+          ),
+        funnelWindow: z.number().optional(),
+        funnelGroup: z.string().optional(),
+        breakdowns: z.array(z.object({ name: z.string() })).optional(),
+        range: zRange,
+      }),
+    )
+    .query(async ({ input }) => {
+      const { timezone } = await getSettingsForProject(input.projectId);
+      const {
+        projectId,
+        series,
+        stepIndex,
+        showDropoffs = false,
+        funnelWindow,
+        funnelGroup,
+        breakdowns = [],
+      } = input;
+
+      const { startDate, endDate } = getChartStartEndDate(input, timezone);
+
+      // stepIndex is 0-based, but level is 1-based, so we need level >= stepIndex + 1
+      const targetLevel = stepIndex + 1;
+
+      const eventSeries = series.filter(
+        (item): item is typeof item & { type: 'event' } =>
+          item.type === 'event',
+      );
+
+      if (eventSeries.length === 0) {
+        throw new Error('At least one event series is required');
+      }
+
+      const funnelWindowSeconds = (funnelWindow || 24) * 3600;
+      const funnelWindowMilliseconds = funnelWindowSeconds * 1000;
+
+      // Use funnel service methods
+      const group = funnelService.getFunnelGroup(funnelGroup);
+
+      // Create sessions CTE if needed
+      const sessionsCte =
+        group[0] !== 'session_id'
+          ? funnelService.buildSessionsCte({
+              projectId,
+              startDate,
+              endDate,
+              timezone,
+            })
+          : null;
+
+      // Create funnel CTE using funnel service
+      const funnelCte = funnelService.buildFunnelCte({
+        projectId,
+        startDate,
+        endDate,
+        eventSeries: eventSeries as IChartEvent[],
+        funnelWindowMilliseconds,
+        group,
+        timezone,
+        additionalSelects: ['profile_id'],
+        additionalGroupBy: ['profile_id'],
+      });
+
+      // Build main query
+      const query = clix(ch, timezone);
+
+      if (sessionsCte) {
+        funnelCte.leftJoin('sessions s', 's.sid = events.session_id');
+        query.with('sessions', sessionsCte);
+      }
+
+      query.with('funnel', funnelCte);
+
+      // Get distinct profile IDs
+      query
+        .select(['DISTINCT profile_id'])
+        .from('funnel')
+        .where('level', '!=', 0);
+
+      if (showDropoffs) {
+        // Show users who dropped off at this step (completed this step but not the next)
+        query.where('level', '=', targetLevel);
+      } else {
+        // Show users who completed at least this step
+        query.where('level', '>=', targetLevel);
+      }
+
+      const profileIdsResult = (await query.execute()) as {
+        profile_id: string;
+      }[];
+
+      if (profileIdsResult.length === 0) {
+        return [];
+      }
+
+      // Fetch profile details
+      const ids = profileIdsResult.map((p) => p.profile_id).filter(Boolean);
+      const profiles = await getProfilesCached(ids, projectId);
+
       return profiles;
     }),
 });