diff --git a/docs/bi-refactor-roadmap.md b/docs/bi-refactor-roadmap.md
index 3b1d54f..7827e06 100644
--- a/docs/bi-refactor-roadmap.md
+++ b/docs/bi-refactor-roadmap.md
@@ -152,6 +152,7 @@ SUM(fee) / NULLIF(SUM(kwh), 0)
 - 已完成 ETC 记录/账单视图、日期、搜索和分页 URL 状态，以及超范围页码自动纠正。
 - 已统一共享加载、空数据和故障组件的顶层卡片与明细内联边界，消除能源明细中的嵌套状态卡片。
 - 已统一电能、氢能和 ETC 日期范围输入；电能与氢能共用快捷区间算法和单一输入事件路径。
+- 电能与氢能可根据 URL 日期恢复快捷区间选中态；过期区间自动归为自定义，避免标签与统计日期不一致。
 - 已完成并发同参 GET 去重。
 
 ### 阶段 B：核心下钻闭环
diff --git a/src/modules/energy/ElectricDaily.tsx b/src/modules/energy/ElectricDaily.tsx
index f71f632..248c1e4 100644
--- a/src/modules/energy/ElectricDaily.tsx
+++ b/src/modules/energy/ElectricDaily.tsx
@@ -15,6 +15,7 @@ import AnalysisDateFilters from './AnalysisDateFilters';
 import {
   dateRangeModeLabel,
   getQuickDateRange,
+  inferDateRangeMode,
   normalizeDateRange,
   type DateRangeMode,
 } from './date-range';
@@ -24,12 +25,15 @@ export default function ElectricDaily() {
     parseElectricDrillContext(window.location.search)
   ));
   const [customer, setCustomer] = useState<ElectricVehicleScope>(drillContext.vehicleScope);
-  const [pick, setPick] = useState<DateRangeMode>(() => (
-    drillContext.startDate && drillContext.endDate || drillContext.selectedDate ? 'custom' : 'last15'
-  ));
+  const [pick, setPick] = useState<DateRangeMode>(() => {
+    if (drillContext.startDate && drillContext.endDate) {
+      return inferDateRangeMode(drillContext.startDate, drillContext.endDate);
+    }
+    return 'last15';
+  });
   const [dateRange, setDateRange] = useState(() => {
     if (drillContext.startDate && drillContext.endDate) {
-      return { start: drillContext.startDate, end: drillContext.endDate };
+      return normalizeDateRange(drillContext.startDate, drillContext.endDate);
     }
     if (drillContext.selectedDate) {
       return { start: drillContext.selectedDate, end: drillContext.selectedDate };
@@ -118,7 +122,7 @@ export default function ElectricDaily() {
     const nextRange = { ...dateRange, [field]: value };
     const normalized = normalizeDateRange(nextRange.start, nextRange.end);
     setPick('custom');
-    setDateRange(nextRange);
+    setDateRange(normalized);
     commitDrillContext({
       vehicleScope: customer,
       startDate: normalized.start,
@@ -152,8 +156,9 @@ export default function ElectricDaily() {
       setDrillContext(next);
       setCustomer(next.vehicleScope);
       if (next.startDate && next.endDate) {
-        setPick('custom');
-        setDateRange({ start: next.startDate, end: next.endDate });
+        const normalized = normalizeDateRange(next.startDate, next.endDate);
+        setPick(inferDateRangeMode(normalized.start, normalized.end));
+        setDateRange(normalized);
       } else if (next.selectedDate) {
         setPick('custom');
         setDateRange({ start: next.selectedDate, end: next.selectedDate });
diff --git a/src/modules/energy/HydrogenDaily.tsx b/src/modules/energy/HydrogenDaily.tsx
index b01c84d..329c19b 100644
--- a/src/modules/energy/HydrogenDaily.tsx
+++ b/src/modules/energy/HydrogenDaily.tsx
@@ -17,6 +17,7 @@ import AnalysisDateFilters from './AnalysisDateFilters';
 import {
   dateRangeModeLabel,
   getQuickDateRange,
+  inferDateRangeMode,
   normalizeDateRange,
   type DateRangeMode,
 } from './date-range';
@@ -26,11 +27,13 @@ export default function HydrogenDaily() {
     parseHydrogenDrillContext(window.location.search)
   ));
   const [pick, setPick] = useState<DateRangeMode>(() => (
-    drillContext.startDate && drillContext.endDate ? 'custom' : 'last15'
+    drillContext.startDate && drillContext.endDate
+      ? inferDateRangeMode(drillContext.startDate, drillContext.endDate)
+      : 'last15'
   ));
   const [dateRange, setDateRange] = useState(() => (
     drillContext.startDate && drillContext.endDate
-      ? { start: drillContext.startDate, end: drillContext.endDate }
+      ? normalizeDateRange(drillContext.startDate, drillContext.endDate)
       : getQuickDateRange('last15')
   ));
   const [customer, setCustomer] = useState<CustomerType>(drillContext.vehicleScope);
@@ -108,8 +111,8 @@ export default function HydrogenDaily() {
     if (!value) return;
     const nextRange = { ...dateRange, [field]: value };
     setPick('custom');
-    setDateRange(nextRange);
     const normalized = normalizeDateRange(nextRange.start, nextRange.end);
+    setDateRange(normalized);
     commitDrillContext({
       ...drillContext,
       vehicleScope: customer,
@@ -171,8 +174,9 @@ export default function HydrogenDaily() {
       setDrillContext(next);
       setCustomer(next.vehicleScope);
       if (next.startDate && next.endDate) {
-        setPick('custom');
-        setDateRange({ start: next.startDate, end: next.endDate });
+        const normalized = normalizeDateRange(next.startDate, next.endDate);
+        setPick(inferDateRangeMode(normalized.start, normalized.end));
+        setDateRange(normalized);
       }
     };
     window.addEventListener('popstate', handlePopState);
diff --git a/src/modules/energy/date-range.test.ts b/src/modules/energy/date-range.test.ts
index 3d14392..b752c73 100644
--- a/src/modules/energy/date-range.test.ts
+++ b/src/modules/energy/date-range.test.ts
@@ -1,6 +1,11 @@
 import assert from 'node:assert/strict';
 import test from 'node:test';
-import { dateRangeModeLabel, getQuickDateRange, normalizeDateRange } from './date-range.js';
+import {
+  dateRangeModeLabel,
+  getQuickDateRange,
+  inferDateRangeMode,
+  normalizeDateRange,
+} from './date-range.js';
 
 const FRIDAY = new Date(2026, 7, 7, 16, 30, 0);
 
@@ -15,3 +20,14 @@ test('normalizes date order and publishes consistent labels', () => {
   assert.equal(dateRangeModeLabel('thisMonth'), '本月');
   assert.equal(dateRangeModeLabel('custom'), '自定义区间');
 });
+
+test('restores a quick mode only while URL dates still match that calendar range', () => {
+  assert.equal(inferDateRangeMode('2026-08-03', '2026-08-07', FRIDAY), 'thisWeek');
+  assert.equal(inferDateRangeMode('2026-08-01', '2026-08-07', FRIDAY), 'thisMonth');
+  assert.equal(inferDateRangeMode('2026-08-07', '2026-07-24', FRIDAY), 'last15');
+  assert.equal(inferDateRangeMode('2026-08-01', '2026-08-06', FRIDAY), 'custom');
+  assert.equal(
+    inferDateRangeMode('2026-08-01', '2026-08-07', new Date(2026, 7, 8, 9, 0, 0)),
+    'custom',
+  );
+});
diff --git a/src/modules/energy/date-range.ts b/src/modules/energy/date-range.ts
index bba7440..ba66ed4 100644
--- a/src/modules/energy/date-range.ts
+++ b/src/modules/energy/date-range.ts
@@ -40,6 +40,15 @@ export function normalizeDateRange(start: string, end: string): DateRangeValue {
   return start <= end ? { start, end } : { start: end, end: start };
 }
 
+export function inferDateRangeMode(start: string, end: string, now = new Date()): DateRangeMode {
+  const range = normalizeDateRange(start, end);
+  const match = QUICK_DATE_OPTIONS.find(({ id }) => {
+    const quickRange = getQuickDateRange(id, now);
+    return quickRange.start === range.start && quickRange.end === range.end;
+  });
+  return match?.id ?? 'custom';
+}
+
 export function dateRangeModeLabel(mode: DateRangeMode): string {
   return mode === 'custom' ? '自定义区间' : LABELS[mode];
 }