refactor(selection): update component descriptions and improve layout for stock detail panel

zhixing-web/src/features/components/pages/components-preview-page.tsx

@@ -85,7 +85,7 @@ export function ComponentsPreviewPage() {
           </PreviewCard>
 
           <PreviewCard
-            description="Select 使用 Base UI 的弹层和键盘语义，字段值由页面状态控制。"
+            description="Select 默认在触发器下方展开菜单；字段值由页面状态控制。"
             title="Select & Input"
           >
             <div className="grid gap-4 sm:grid-cols-2">

zhixing-web/src/features/sector-radar/pages/sector-radar-page.tsx

@@ -312,7 +312,7 @@ function FilterSelect({
         <SelectTrigger aria-label={label} className="bg-background">
           <SelectValue placeholder={label} />
         </SelectTrigger>
-        <SelectContent align="start" alignItemWithTrigger={false}>
+        <SelectContent>
           <SelectGroup>
             {options.map((option) => (
               <SelectItem key={option.value} value={option.value}>

zhixing-web/src/features/selection/components/pattern-score.tsx

@@ -6,13 +6,6 @@ interface PatternScoreProps {
   score: SelectionPatternScore | null
 }
 
-const breakdownLabels = {
-  trend_structure: "趋势",
-  kdj_state: "KDJ",
-  volume_pattern: "量能",
-  price_shape: "价格形态",
-} as const
-
 export function PatternScoreSummary({ score }: PatternScoreProps) {
   if (!score) return <span className="text-muted-foreground">未评分</span>
   if (score.status === "failed") {
@@ -47,34 +40,13 @@ export function PatternScoreDetails({ score }: PatternScoreProps) {
     )
   }
   return (
-    <div className="space-y-3">
+    <div className="space-y-2">
-      <div className="flex items-start justify-between gap-3">
+      <p className="text-xl font-semibold tabular-nums">
-        <div>
+        {formatScore(score.value)} 分
-          <p className="text-2xl font-semibold tabular-nums">
+      </p>
-            {formatScore(score.value)} 分
+      <Badge variant={score.status === "matched" ? "default" : "outline"}>
-          </p>
+        {score.status === "matched" ? "已匹配" : "低于匹配阈值"}
-          <p className="text-xs text-muted-foreground">
+      </Badge>
-            最佳案例：{score.case?.name ?? "未知"}
-          </p>
-        </div>
-        <Badge variant={score.status === "matched" ? "default" : "outline"}>
-          {score.status === "matched" ? "已匹配" : "低于匹配阈值"}
-        </Badge>
-      </div>
-      {score.breakdown ? (
-        <dl className="grid grid-cols-2 gap-2 text-xs">
-          {Object.entries(breakdownLabels).map(([key, label]) => (
-            <div key={key} className="rounded-md border border-border/60 p-2">
-              <dt className="text-muted-foreground">{label}</dt>
-              <dd className="mt-1 font-semibold tabular-nums">
-                {formatScore(
-                  score.breakdown?.[key as keyof typeof breakdownLabels],
-                )}
-              </dd>
-            </div>
-          ))}
-        </dl>
-      ) : null}
     </div>
   )
 }

zhixing-web/src/features/selection/components/selection-chart.tsx

@@ -11,6 +11,8 @@ import {
 import * as echarts from "echarts/core"
 import { CanvasRenderer } from "echarts/renderers"
 
+import { cn } from "@/shared/ui/utils"
+
 import type { SelectionChart as SelectionChartData } from "../api/selection.types"
 import { buildSelectionChartOption } from "./selection-chart-option"
 
@@ -29,9 +31,10 @@ echarts.use([
 
 interface SelectionChartProps {
   chart: SelectionChartData
+  className?: string
 }
 
-export function SelectionChart({ chart }: SelectionChartProps) {
+export function SelectionChart({ chart, className }: SelectionChartProps) {
   const containerRef = useRef<HTMLDivElement>(null)
   const instanceRef = useRef<echarts.EChartsType | null>(null)
 
@@ -62,7 +65,7 @@ export function SelectionChart({ chart }: SelectionChartProps) {
   return (
     <div
       aria-label={`${chart.name} 日线、知行黄白线、成交量和 KDJ 图表`}
-      className="h-[620px] min-h-[520px] w-full"
+      className={cn("h-full min-h-70 w-full", className)}
       ref={containerRef}
       role="img"
     />

zhixing-web/src/features/selection/components/selection-presentation.ts

@@ -86,16 +86,44 @@ export function getSignalDetailItems(details: SelectionSignal["details"]) {
   }))
 }
 
+export const stockBasicMetricKeys = [
+  "j",
+  "rsi",
+  "daily_change",
+  "daily_amplitude",
+] as const
+
 export function getSignalJValue(details: SelectionSignal["details"]) {
   return formatSignalDetailValue("j", details.j)
 }
 
 export function getStockJValue(stock: SelectionStockResult) {
-  const signal = stock.signals.find(
+  return getStockDetailValue(stock, "j")
-    ({ details }) =>
+}
-      details.j !== null && details.j !== undefined && details.j !== "",
+
+/**
+ * Read one stock-level metric from the first signal that carries it.
+ *
+ * Zhixing B1 writes the same target-row metrics onto every matched category,
+ * so the detail pane must not group these values by signal.
+ */
+export function getStockDetailValue(stock: SelectionStockResult, key: string) {
+  const signal = stock.signals.find(({ details }) =>
+    hasDetailValue(details[key]),
   )
-  return getSignalJValue(signal?.details ?? {})
+  return formatSignalDetailValue(key, signal?.details[key])
+}
+
+export function getStockBasicMetrics(stock: SelectionStockResult) {
+  return stockBasicMetricKeys.map((key) => ({
+    key,
+    label: detailLabels[key],
+    value: getStockDetailValue(stock, key),
+  }))
+}
+
+function hasDetailValue(value: number | string | null | undefined) {
+  return value !== null && value !== undefined && value !== ""
 }
 
 function formatSignalDetailValue(

zhixing-web/src/features/selection/components/selection-results-workbench.tsx

@@ -131,7 +131,7 @@ export function SelectionResultsWorkbench({
             >
               <SelectValue placeholder="筛选信号分类" />
             </SelectTrigger>
-            <SelectContent align="start" alignItemWithTrigger={false}>
+            <SelectContent>
               <SelectGroup>
                 {signalCategoryOptions.map((option) => (
                   <SelectItem key={option.value} value={option.value}>
@@ -156,7 +156,7 @@ export function SelectionResultsWorkbench({
             >
               <SelectValue placeholder="排序命中股票" />
             </SelectTrigger>
-            <SelectContent align="start" alignItemWithTrigger={false}>
+            <SelectContent>
               <SelectGroup>
                 {SCORE_SORT_OPTIONS.map((option) => (
                   <SelectItem key={option.value} value={option.value}>

zhixing-web/src/features/selection/components/signal-detail-panel.tsx

@@ -1,15 +1,13 @@
 import { lazy, Suspense } from "react"
-import { Database, Search } from "lucide-react"
+import { Search } from "lucide-react"
 import { useSelectionChart } from "../api/selection.query"
 
-import { Badge } from "@/shared/ui/badge"
 import { Card } from "@/shared/ui/card"
 
 import type { SelectionStockResult } from "../api/selection.types"
 import { PatternScoreDetails } from "./pattern-score"
-import { categoryToneClass, getCategoryLabel } from "./selection-presentation"
-import { SignalDetails } from "./signal-details"
 import { PatternCaseImage } from "./pattern-case-image"
+import { getStockBasicMetrics } from "./selection-presentation"
 
 const SelectionChart = lazy(() =>
   import("./selection-chart").then((module) => ({
@@ -44,111 +42,95 @@ export function SignalDetailPanel({ stock }: SignalDetailPanelProps) {
     )
   }
 
+  const metricRows = [
+    ...getStockBasicMetrics(stock),
+    {
+      key: "target_trade_date",
+      label: "目标交易日",
+      value: stock.target_trade_date,
+    },
+    { key: "strategy", label: "策略", value: "知行 B1" },
+  ]
+
   return (
     <aside
       aria-label="当前股票详情"
-      className="hidden min-h-0 overflow-auto rounded-md border border-border/80 bg-card p-3 md:block"
+      className="hidden min-h-0 overflow-hidden rounded-md border border-border/80 bg-card md:flex"
     >
-      <p className="text-[10px] font-bold tracking-[0.08em] text-muted-foreground uppercase">
+      <section
-        Selected stock
+        aria-labelledby="technical-chart"
-      </p>
+        className="flex min-h-0 min-w-0 flex-1 flex-col overflow-hidden p-3"
-      <div className="mt-2 flex items-start justify-between gap-3">
+      >
-        <div className="min-w-0">
-          <h2 className="truncate text-xl font-semibold tracking-tight">
-            {stock.name}
-          </h2>
-          <p className="font-mono text-xs text-muted-foreground">
-            {stock.ts_code}
-          </p>
-        </div>
-        <Database
-          className="mt-1 size-4 shrink-0 text-muted-foreground"
-          aria-hidden="true"
-        />
-      </div>
-
-      <p className="mt-4 text-3xl font-semibold tabular-nums tracking-tight">
-        ¥ {stock.close.toFixed(2)}
-      </p>
-
-      <div className="mt-3 flex flex-wrap gap-1">
-        {stock.signals.map((signal) => (
-          <Badge
-            key={signal.category}
-            className={categoryToneClass(signal.category)}
-            variant="outline"
-          >
-            {getCategoryLabel(signal.category)}
-          </Badge>
-        ))}
-      </div>
-
-      <dl className="mt-4 divide-y divide-border/60 border-y border-border/60 text-xs">
-        <div className="flex items-center justify-between gap-3 py-2.5">
-          <dt className="text-muted-foreground">目标交易日</dt>
-          <dd className="font-medium tabular-nums">
-            {stock.target_trade_date}
-          </dd>
-        </div>
-        <div className="flex items-center justify-between gap-3 py-2.5">
-          <dt className="text-muted-foreground">策略</dt>
-          <dd className="font-medium">知行 B1</dd>
-        </div>
-      </dl>
-
-      <section className="mt-4" aria-labelledby="pattern-score-details">
         <h3
-          className="mb-2 text-xs font-medium text-muted-foreground"
+          className="mb-2 shrink-0 text-xs font-medium text-muted-foreground"
-          id="pattern-score-details"
-        >
-          图形相似度评分
-        </h3>
-        <PatternScoreDetails score={stock.score} />
-      </section>
-
-      <section className="mt-4" aria-labelledby="technical-chart">
-        <h3
-          className="mb-2 text-xs font-medium text-muted-foreground"
           id="technical-chart"
         >
           技术图表
         </h3>
-        {chartQuery.isPending ? (
+        <div className="min-h-0 flex-1">
-          <p className="text-xs text-muted-foreground">正在加载行情图表…</p>
+          {chartQuery.isPending ? (
-        ) : chartQuery.isError ? (
+            <p className="text-xs text-muted-foreground">正在加载行情图表…</p>
-          <p className="text-xs text-destructive">行情图表暂时不可用。</p>
+          ) : chartQuery.isError ? (
-        ) : chartQuery.data?.points.length ? (
+            <p className="text-xs text-destructive">行情图表暂时不可用。</p>
-          <Suspense
+          ) : chartQuery.data?.points.length ? (
-            fallback={
+            <Suspense
-              <p className="text-xs text-muted-foreground">正在加载图表组件…</p>
+              fallback={
-            }
+                <p className="text-xs text-muted-foreground">
-          >
+                  正在加载图表组件…
-            <SelectionChart chart={chartQuery.data} />
+                </p>
-          </Suspense>
+              }
-        ) : (
+            >
-          <p className="text-xs text-muted-foreground">暂无可用行情数据。</p>
+              <SelectionChart chart={chartQuery.data} />
-        )}
+            </Suspense>
+          ) : (
+            <p className="text-xs text-muted-foreground">暂无可用行情数据。</p>
+          )}
+        </div>
+        <div className="shrink-0">
+          <PatternCaseImage score={stock.score} />
+        </div>
       </section>
 
-      <PatternCaseImage score={stock.score} />
+      <section
-
+        aria-labelledby="selected-stock-heading"
-      <section className="mt-4" aria-labelledby="signal-detail-metrics">
+        className="flex w-50 shrink-0 flex-col overflow-auto border-l border-border/60 p-3"
-        <h3
+      >
-          className="mb-2 text-xs font-medium text-muted-foreground"
+        <h2
-          id="signal-detail-metrics"
+          className="truncate text-base font-semibold tracking-tight"
+          id="selected-stock-heading"
         >
-          关键指标
+          {stock.name}
-        </h3>
+        </h2>
-        <div className="space-y-4">
+        <p className="font-mono text-xs text-muted-foreground">
-          {stock.signals.map((signal) => (
+          {stock.ts_code}
-            <section key={signal.category} className="space-y-2">
+        </p>
-              <h4 className="text-xs font-medium text-foreground">
+        <p className="mt-3 text-2xl font-semibold tabular-nums tracking-tight">
-                {getCategoryLabel(signal.category)}
+          ¥ {stock.close.toFixed(2)}
-              </h4>
+        </p>
-              <SignalDetails details={signal.details} />
+
-            </section>
+        <dl className="mt-3 divide-y divide-border/60 border-y border-border/60 text-xs">
+          {metricRows.map((row) => (
+            <div
+              key={row.key}
+              className="flex items-center justify-between gap-2 py-2"
+            >
+              <dt className="shrink-0 text-muted-foreground">{row.label}</dt>
+              <dd className="min-w-0 truncate text-right font-medium tabular-nums">
+                {row.value}
+              </dd>
+            </div>
           ))}
-        </div>
+        </dl>
+
+        <section className="mt-3" aria-labelledby="pattern-score-details">
+          <h3
+            className="mb-2 text-xs font-medium text-muted-foreground"
+            id="pattern-score-details"
+          >
+            图形相似度评分
+          </h3>
+          <PatternScoreDetails score={stock.score} />
+        </section>
       </section>
     </aside>
   )

zhixing-web/src/features/selection/pages/selection-results-page.test.tsx

@@ -90,7 +90,12 @@ const selectedResult: SelectionResults = {
         {
           category: "zhixing_b1_original_b1",
           close: 10.5,
-          details: { j: 12, rsi: 20 },
+          details: {
+            daily_amplitude: 3.4,
+            daily_change: 1.2,
+            j: 12,
+            rsi: 20,
+          },
           name: "平安银行",
           strategy: "zhixing_b1",
           target_trade_date: "2026-08-08",
@@ -199,17 +204,22 @@ describe("SelectionResultsPage", () => {
     const detailPanel = screen.getByRole("complementary", {
       name: "当前股票详情",
     })
-    expect(within(detailPanel).getByText("关键指标")).toBeInTheDocument()
+    expect(within(detailPanel).queryByText("关键指标")).not.toBeInTheDocument()
     expect(within(detailPanel).getByText("图形相似度评分")).toBeInTheDocument()
     expect(
       within(detailPanel).getByText("暂无可用行情数据。"),
     ).toBeInTheDocument()
     expect(
-      within(detailPanel).getByText("最佳案例：华纳药厂"),
+      within(detailPanel).getByText("最接近案例：华纳药厂"),
     ).toBeInTheDocument()
-    expect(within(detailPanel).getByText("价格形态")).toBeInTheDocument()
+    expect(within(detailPanel).queryByText("价格形态")).not.toBeInTheDocument()
-    expect(within(detailPanel).getAllByText("J 值")).toHaveLength(2)
+    expect(within(detailPanel).getByText("J 值")).toBeInTheDocument()
     expect(within(detailPanel).getByText("RSI")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("日涨跌幅")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("1.2%")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("日振幅")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("3.4%")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("20")).toBeInTheDocument()
     const caseImages = within(detailPanel).getAllByRole("img", {
       name: "华纳药厂 B1 参考案例图",
     })
@@ -590,8 +600,10 @@ describe("SelectionResultsPage", () => {
       name: "当前股票详情",
     })
     expect(within(detailPanel).getByText("招商银行")).toBeInTheDocument()
-    expect(within(detailPanel).getByText("MACD")).toBeInTheDocument()
+    expect(within(detailPanel).queryByText("MACD")).not.toBeInTheDocument()
-    expect(within(detailPanel).getByText("3.2")).toBeInTheDocument()
+    expect(within(detailPanel).queryByText("3.2")).not.toBeInTheDocument()
+    expect(within(detailPanel).getByText("J 值")).toBeInTheDocument()
+    expect(within(detailPanel).getByText("RSI")).toBeInTheDocument()
     expect(
       screen.queryByRole("button", { name: "查看详情" }),
     ).not.toBeInTheDocument()

zhixing-web/src/shared/ui/select.tsx

@@ -75,8 +75,10 @@ function SelectValue({ className, ...props }: SelectPrimitive.Value.Props) {
 }
 
 function SelectContent({
-  align = "center",
+  // Project default: conventional dropdown below the trigger. Call sites should
-  alignItemWithTrigger = true,
+  // not re-declare align / alignItemWithTrigger for ordinary form and filter use.
+  align = "start",
+  alignItemWithTrigger = false,
   alignOffset = 0,
   className,
   children,