diff --git a/ordinis-admin-ui/src/components/form/SchemaDrivenForm.tsx b/ordinis-admin-ui/src/components/form/SchemaDrivenForm.tsx
index 99f218a..919d54e 100644
--- a/ordinis-admin-ui/src/components/form/SchemaDrivenForm.tsx
+++ b/ordinis-admin-ui/src/components/form/SchemaDrivenForm.tsx
@@ -802,15 +802,21 @@ type DateTimeFieldProps = {
 const DateTimeField = ({ label, value, defaultTime, onChange, hint, error }: DateTimeFieldProps) => {
   const dateValue = parseFormDate(value)
   const timeValue = extractTime(value, defaultTime)
+  // flex-wrap вместо fixed grid: на узких ячейках (drawer 520px ÷ 2 cols =
+  // ~210px) time wraps под date. На wide (880px ÷ 2 = ~410px) — inline.
+  // min-w на date обеспечивает разумный размер до wrap'a. Время 6rem (96px)
+  // достаточно для HH:mm + tap target 44px touch-safe.
   return (
     <div>
-      <div className="grid grid-cols-[1fr_auto] gap-2 items-end">
-        <DatePicker
-          label={label}
-          value={dateValue}
-          onChange={(d) => onChange(combineDateTime(d, timeValue, value ?? ''))}
-        />
-        <div className="w-28">
+      <div className="flex flex-wrap gap-2 items-end">
+        <div className="flex-1 min-w-[8rem]">
+          <DatePicker
+            label={label}
+            value={dateValue}
+            onChange={(d) => onChange(combineDateTime(d, timeValue, value ?? ''))}
+          />
+        </div>
+        <div className="w-24 shrink-0">
           <TextInput
             label="HH:mm"
             type="time"
diff --git a/ordinis-admin-ui/src/components/record/RecordHistoryDrawer.tsx b/ordinis-admin-ui/src/components/record/RecordHistoryDrawer.tsx
index c2e5782..61f72b3 100644
--- a/ordinis-admin-ui/src/components/record/RecordHistoryDrawer.tsx
+++ b/ordinis-admin-ui/src/components/record/RecordHistoryDrawer.tsx
@@ -1,5 +1,7 @@
+import { useState } from 'react'
 import { useTranslation } from 'react-i18next'
-import { Alert, Badge, Drawer, LoadingBlock } from '@/ui'
+import { Alert, Badge, Button, Drawer, LoadingBlock } from '@/ui'
+import { ArrowsLeftRightIcon, ArrowCounterClockwiseIcon } from '@phosphor-icons/react'
 import { useRecordHistory } from '@/api/queries'
 import { RecordDependentsPanel } from '@/components/lineage/RecordDependentsPanel'
 
@@ -8,11 +10,23 @@ type Props = {
   onClose: () => void
   dictionaryName: string
   businessKey: string | undefined
+  /** Optional — invoked when user clicks "Сравнить с текущим" на старой версии.
+   * Parent открывает diff view (например ConflictDiffModal с server vs that
+   * version'ом). Если не предоставлен, кнопка скрыта. */
+  onCompare?: (versionData: unknown, displayVersion: number) => void
+  /** Optional — invoked для "Откатить к v1.X.X". Parent submits update
+   * mutation с этой версией как payload. Если undefined — кнопка скрыта. */
+  onRevert?: (versionData: unknown, displayVersion: number) => void
 }
 
-export const RecordHistoryDrawer = ({ open, onClose, dictionaryName, businessKey }: Props) => {
+export const RecordHistoryDrawer = ({
+  open, onClose, dictionaryName, businessKey, onCompare, onRevert,
+}: Props) => {
   const { t } = useTranslation()
   const { data, isLoading, error } = useRecordHistory(dictionaryName, open ? businessKey : undefined)
+  // Per-row collapsible JSON viewer — выносим из <details> чтобы хранить
+  // expanded state поверх renders.
+  const [expanded, setExpanded] = useState<Set<string>>(new Set())
 
   return (
     <Drawer
@@ -101,14 +115,51 @@ export const RecordHistoryDrawer = ({ open, onClose, dictionaryName, businessKey
                       </div>
                     )}
                   </div>
-                  <details className="mt-2">
-                    <summary className="text-cell text-accent cursor-pointer hover:underline">
-                      {t('history.viewData')}
-                    </summary>
-                    <pre className="text-mono mt-1 bg-line/30 rounded p-2 overflow-x-auto">
+                  {/* Per-version action row — Compare / Revert + JSON toggle.
+                    * Compare показываем для не-current versions (нечего сравнивать
+                    * с самим собой). Revert тоже только для старых (на текущей
+                    * uno-op). Wrap чтобы планшетный portrait делал stack. */}
+                  <div className="mt-2 flex flex-wrap items-center gap-2">
+                    <button
+                      type="button"
+                      onClick={() => setExpanded((prev) => {
+                        const next = new Set(prev)
+                        if (next.has(rec.id)) next.delete(rec.id)
+                        else next.add(rec.id)
+                        return next
+                      })}
+                      className="text-cell text-accent hover:underline"
+                    >
+                      {expanded.has(rec.id) ? t('history.hideData') : t('history.viewData')}
+                    </button>
+                    {!isLatest && onCompare && (
+                      <Button
+                        type="button"
+                        variant="ghost"
+                        size="sm"
+                        onClick={() => onCompare(rec.data, displayVersion)}
+                        leftIcon={<ArrowsLeftRightIcon weight="regular" size={14} />}
+                      >
+                        {t('history.compare', { defaultValue: 'Сравнить с текущим' })}
+                      </Button>
+                    )}
+                    {!isLatest && onRevert && (
+                      <Button
+                        type="button"
+                        variant="ghost"
+                        size="sm"
+                        onClick={() => onRevert(rec.data, displayVersion)}
+                        leftIcon={<ArrowCounterClockwiseIcon weight="regular" size={14} />}
+                      >
+                        {t('history.revert', { defaultValue: `Откатить к v${displayVersion}` })}
+                      </Button>
+                    )}
+                  </div>
+                  {expanded.has(rec.id) && (
+                    <pre className="text-mono mt-2 bg-line/30 rounded p-2 overflow-x-auto text-cell">
                       {JSON.stringify(rec.data, null, 2)}
                     </pre>
-                  </details>
+                  )}
                 </li>
               )
             })}
diff --git a/ordinis-admin-ui/src/i18n.ts b/ordinis-admin-ui/src/i18n.ts
index df02456..0fa6458 100644
--- a/ordinis-admin-ui/src/i18n.ts
+++ b/ordinis-admin-ui/src/i18n.ts
@@ -389,6 +389,10 @@ i18n
           'history.validTo': 'действует до',
           'history.updatedBy': 'кем',
           'history.viewData': 'данные записи (JSON)',
+          'history.hideData': 'скрыть JSON',
+          'history.compare': 'Сравнить с текущим',
+          'history.revert': 'Откатить к v{{v}}',
+          'history.revertConfirm': 'Откатить к v{{v}}? Создастся новая активная версия.',
           // === Lineage (dict-relationships-v2 Phase 1) ===
           'lineage.usedBy.title': 'На этот словарь ссылаются',
           'lineage.usedBy.count_one': '{{count}} связь',
@@ -895,6 +899,10 @@ i18n
           'history.validTo': 'valid to',
           'history.updatedBy': 'by',
           'history.viewData': 'record data (JSON)',
+          'history.hideData': 'hide JSON',
+          'history.compare': 'Compare with current',
+          'history.revert': 'Revert to v{{v}}',
+          'history.revertConfirm': 'Revert to v{{v}}? A new active version will be created.',
           // === Lineage (dict-relationships-v2 Phase 1) ===
           'lineage.usedBy.title': 'Used by',
           'lineage.usedBy.count_one': '{{count}} reference',
diff --git a/ordinis-admin-ui/src/routes/dictionaries.$name.tsx b/ordinis-admin-ui/src/routes/dictionaries.$name.tsx
index 7ef1c1b..7ecc17d 100644
--- a/ordinis-admin-ui/src/routes/dictionaries.$name.tsx
+++ b/ordinis-admin-ui/src/routes/dictionaries.$name.tsx
@@ -7,6 +7,11 @@ import {
   Badge,
   Button,
   Checkbox,
+  DropdownMenu,
+  DropdownMenuContent,
+  DropdownMenuItem,
+  DropdownMenuSeparator,
+  DropdownMenuTrigger,
   EmptyState,
   IconButton,
   LoadingBlock,
@@ -20,7 +25,7 @@ import {
   TableRow,
   TextInput,
 } from '@/ui'
-import { PlusIcon, PencilSimpleIcon, XCircleIcon, GearIcon, ClockCounterClockwiseIcon, TrashIcon, CheckCircleIcon, WarningIcon, XIcon, CaretLeftIcon, CaretRightIcon } from '@phosphor-icons/react'
+import { PlusIcon, PencilSimpleIcon, XCircleIcon, GearIcon, ClockCounterClockwiseIcon, TrashIcon, CheckCircleIcon, WarningIcon, XIcon, CaretLeftIcon, CaretRightIcon, DotsThreeVerticalIcon } from '@phosphor-icons/react'
 import {
   useAudit,
   useDictionaryDetail,
@@ -897,7 +902,12 @@ function DictionaryDetail() {
                       ))}
                       <TableHeaderCell hideBelow="sm">{t('dict.col.scope')}</TableHeaderCell>
                       <TableHeaderCell hideBelow="lg">{t('dict.col.validFrom')}</TableHeaderCell>
-                      <TableHeaderCell align="right">{t('dict.col.actions')}</TableHeaderCell>
+                      {/* Actions column — без подписи per redesign prototype:
+                        * 3-dot trigger открывает menu с History / Edit / Close.
+                        * Aria-label на cell хедере для screen readers (visual: пусто). */}
+                      <TableHeaderCell align="right" aria-label={t('dict.col.actions')}>
+                        <span className="sr-only">{t('dict.col.actions')}</span>
+                      </TableHeaderCell>
                     </TableRow>
                   </TableHead>
                   <TableBody>
@@ -976,29 +986,44 @@ function DictionaryDetail() {
                     </span>
                   </TableCell>
                   <TableCell align="right" onClick={(e) => e.stopPropagation()}>
-                    <div className="flex items-center justify-end gap-1">
-                      <IconButton
-                        label={t('history.title')}
-                        variant="default"
-                        icon={<ClockCounterClockwiseIcon weight="regular" />}
-                        onClick={() => setHistoryKey(r.businessKey)}
-                      />
-                      {canMutate && (
-                        <>
-                          <IconButton
-                            label={t('dict.action.edit')}
-                            variant="default"
-                            icon={<PencilSimpleIcon weight="regular" />}
-                            onClick={() => setEdit({ kind: 'edit', record: r })}
-                          />
-                          <IconButton
-                            label={t('dict.action.close')}
-                            variant="danger"
-                            icon={<XCircleIcon weight="regular" />}
-                            onClick={() => setEdit({ kind: 'close-confirm', record: r })}
-                          />
-                        </>
-                      )}
+                    <div className="flex items-center justify-end">
+                      {/* 3-dot DropdownMenu per redesign prototype. Заменяет
+                        * inline icon trio (history / edit / close). Trigger:
+                        * 36px touch target (tablet-safe). Items: History,
+                        * Edit, Close (Edit/Close — только для canMutate). */}
+                      <DropdownMenu>
+                        <DropdownMenuTrigger asChild>
+                          <button
+                            type="button"
+                            aria-label={t('dict.col.actions')}
+                            className="size-9 inline-flex items-center justify-center rounded-md text-mute hover:text-ink hover:bg-surface-2 focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring transition-colors"
+                          >
+                            <DotsThreeVerticalIcon weight="bold" size={18} />
+                          </button>
+                        </DropdownMenuTrigger>
+                        <DropdownMenuContent align="end" className="min-w-[180px]">
+                          <DropdownMenuItem onSelect={() => setHistoryKey(r.businessKey)}>
+                            <ClockCounterClockwiseIcon weight="regular" size={16} className="mr-2 text-ink-2" />
+                            {t('history.title')}
+                          </DropdownMenuItem>
+                          {canMutate && (
+                            <>
+                              <DropdownMenuItem onSelect={() => setEdit({ kind: 'edit', record: r })}>
+                                <PencilSimpleIcon weight="regular" size={16} className="mr-2 text-ink-2" />
+                                {t('dict.action.edit')}
+                              </DropdownMenuItem>
+                              <DropdownMenuSeparator />
+                              <DropdownMenuItem
+                                onSelect={() => setEdit({ kind: 'close-confirm', record: r })}
+                                className="text-mars focus:text-mars focus:bg-mars/8"
+                              >
+                                <XCircleIcon weight="regular" size={16} className="mr-2" />
+                                {t('dict.action.close')}
+                              </DropdownMenuItem>
+                            </>
+                          )}
+                        </DropdownMenuContent>
+                      </DropdownMenu>
                     </div>
                   </TableCell>
                 </TableRow>
@@ -1191,6 +1216,45 @@ function DictionaryDetail() {
         onClose={() => setHistoryKey(undefined)}
         dictionaryName={name}
         businessKey={historyKey}
+        // Compare: opens the conflict diff modal сравнивает selected version
+        // данные с текущим server state. Re-use ConflictDiffModal — оно
+        // exactly показывает "что было vs что есть" diff.
+        onCompare={canMutate ? (versionData) => {
+          if (!historyKey) return
+          const fakePayload: CreateRecordRequest = {
+            businessKey: historyKey,
+            data: versionData as Record<string, unknown>,
+            validFrom: undefined,
+            validTo: undefined,
+          }
+          setConflict({ payload: fakePayload, businessKey: historyKey })
+        } : undefined}
+        // Revert: submit update mutation с old version's data как payload.
+        // Backend создаст новую active version с этими data — старая history
+        // сохраняется (bitemporal). 409 на conflict перехватываем как при
+        // обычном edit.
+        onRevert={canMutate ? (versionData, version) => {
+          if (!historyKey) return
+          const confirmed = window.confirm(
+            t('history.revertConfirm', { v: version, defaultValue: `Откатить к v${version}? Создастся новая активная версия.` }) as string
+          )
+          if (!confirmed) return
+          updateMut.mutate({
+            businessKey: historyKey,
+            payload: {
+              businessKey: historyKey,
+              data: versionData as Record<string, unknown>,
+              validFrom: undefined,
+              validTo: undefined,
+            },
+            idempotencyKey: recordIdempotencyKey,
+          }, {
+            onSuccess: () => {
+              setHistoryKey(undefined)
+              resetRecordIdempotencyKey()
+            },
+          })
+        } : undefined}
       />
 
       <CascadeConfirmDialog