diff --git a/.hermes/shared-memory/decision-log.md b/.hermes/shared-memory/decision-log.md
index b4b810f9..74ff2d23 100644
--- a/.hermes/shared-memory/decision-log.md
+++ b/.hermes/shared-memory/decision-log.md
@@ -1257,6 +1257,14 @@
 - 验证方式：`npm run test -- src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts`、`npm run test -- src/components/rpg-entry/RpgEntryHomeView.recharge.test.tsx -t "bottom category tab becomes ranking and switches ranking metrics|ranking"`、针对变更文件执行 ESLint、`npm run typecheck`、`npm run check:encoding`。
 - 关联文档：`docs/technical/【前端架构】RankingViewModel收口计划-2026-06-03.md`。
 
+## 2026-06-03 Category Option ViewModel 收口
+
+- 背景：分类频道的筛选选项、排序选项、默认值、active label fallback 和排序循环仍留在 `RpgEntryHomeView.tsx` 页面 Implementation 内，而玩法过滤、排序和主指标已经在 `rpgEntryPublicGalleryViewModel.ts`，同一分类 Interface 被拆成两处。
+- 决策：在 `src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts` 收口 `DEFAULT_PLATFORM_CATEGORY_KIND_FILTER`、`DEFAULT_PLATFORM_CATEGORY_SORT_MODE`、`PLATFORM_CATEGORY_KIND_FILTERS`、`PLATFORM_CATEGORY_SORT_OPTIONS`、`getPlatformCategoryKindFilterOption`、`getPlatformCategorySortOption` 与 `getNextPlatformCategorySortMode`；页面仅保留当前筛选 / 排序状态和渲染。
+- 影响范围：发现页分类频道筛选弹窗、筛选按钮 label、排序按钮 label 与排序循环。
+- 验证方式：`npm run test -- src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts`、`npm run test -- src/components/rpg-entry/RpgEntryHomeView.recharge.test.tsx -t "category"`、针对变更文件执行 ESLint、`npm run typecheck`、`npm run check:encoding`。
+- 关联文档：`docs/technical/【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md`。
+
 ## 2026-06-03 Public Work Presentation 收口
 
 - 背景：作品卡、推荐 runtime meta、排行项、分类项、搜索结果和桌面 hero 共用玩法类型 label 与紧凑计数格式，但规则仍在 `RpgEntryHomeView.tsx` 页面 Implementation 内。
diff --git a/docs/README.md b/docs/README.md
index b286166d..aceaeae2 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -45,7 +45,7 @@ AI 文字游戏模板接入以 [AI_NATIVE_TEXT_GAME_TEMPLATE_MOKU_REFERENCE_PRD_
 
 小游戏 runtime client 的路径编码、JSON 请求、runtime guest auth 与 retry 选项收口到 `src/services/runtimeRequest.ts`，Match3D、SquareHole、Big Fish、Bark Battle、Puzzle 公开 / 推荐运行态请求、Jump Hop / Wooden Fish 正式 run 请求和 Visual Novel 局部 JSON runtime 请求已先迁移，规则见 [【前端架构】RuntimeClientFamily收口计划-2026-06-03.md](./technical/%E3%80%90%E5%89%8D%E7%AB%AF%E6%9E%B6%E6%9E%84%E3%80%91RuntimeClientFamily%E6%94%B6%E5%8F%A3%E8%AE%A1%E5%88%92-2026-06-03.md)。
 
-公开作品分类、搜索、跨来源去重、今日筛选、排行排序和时间戳解析收口到 `src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts`，规则见 [【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md](./technical/%E3%80%90%E5%89%8D%E7%AB%AF%E6%9E%B6%E6%9E%84%E3%80%91PublicGalleryViewModel%E6%94%B6%E5%8F%A3%E8%AE%A1%E5%88%92-2026-06-03.md)。
+公开作品分类选项、搜索、跨来源去重、今日筛选、排行排序和时间戳解析收口到 `src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts`，规则见 [【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md](./technical/%E3%80%90%E5%89%8D%E7%AB%AF%E6%9E%B6%E6%9E%84%E3%80%91PublicGalleryViewModel%E6%94%B6%E5%8F%A3%E8%AE%A1%E5%88%92-2026-06-03.md)。
 
 公开作品的玩法类型 label 与游玩 / 改造 / 点赞等紧凑计数格式收口到 `src/components/rpg-entry/rpgEntryWorldPresentation.ts`，规则见 [【前端架构】PublicWorkPresentation收口计划-2026-06-03.md](./technical/%E3%80%90%E5%89%8D%E7%AB%AF%E6%9E%B6%E6%9E%84%E3%80%91PublicWorkPresentation%E6%94%B6%E5%8F%A3%E8%AE%A1%E5%88%92-2026-06-03.md)。
 
diff --git a/docs/technical/【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md b/docs/technical/【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md
index 814cb807..57c1de53 100644
--- a/docs/technical/【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md
+++ b/docs/technical/【前端架构】PublicGalleryViewModel收口计划-2026-06-03.md
@@ -15,6 +15,7 @@
 - `parsePlatformEntryTimestamp(value)` / `getPlatformWorldTimestamp(entry)`：统一兼容 ISO 与后端 seconds.microsZ 时间戳。
 - `filterTodayPublishedEntries(entries)`：统一“今日游戏”本地自然日筛选。
 - `getPlatformWorldLikeCount(entry)` / `getPlatformWorldPlayCount(entry)` / `getPlatformWorldRemixCount(entry)`、`buildPlatformRankingEntries(entries, tab)` 与 `getPlatformRankingMetricValue(entry, tab)`：统一公开卡片指标读取、排行 Tab 排序与取值。
+- `DEFAULT_PLATFORM_CATEGORY_KIND_FILTER`、`DEFAULT_PLATFORM_CATEGORY_SORT_MODE`、`PLATFORM_CATEGORY_KIND_FILTERS`、`PLATFORM_CATEGORY_SORT_OPTIONS`、`getPlatformCategoryKindFilterOption(kindFilter)`、`getPlatformCategorySortOption(sortMode)` 与 `getNextPlatformCategorySortMode(sortMode)`：统一分类频道的筛选 / 排序选项、默认值、label 兜底和排序循环。
 - `getPlatformCategoryKindFilter(entry)`、`matchesPlatformCategoryKindFilter(entry, kindFilter)`、`sortPlatformCategoryEntries(entries, sortMode)` 与 `getPlatformCategoryPrimaryMetric(entry)`：统一分类频道的玩法过滤、排序和主指标展示。
 
 `RpgEntryHomeView.tsx` 只消费这些 ViewModel 函数，保留渲染、事件处理和账号状态。公开作品规则的 **Locality** 转移到 ViewModel **Module** 与其测试，页面不再持有这批纯规则。
@@ -25,6 +26,7 @@
 - 搜索应同时匹配作品号、`profileId`、`workId`、标题、作者、摘要和副标题。
 - 搜索排序先看标题前缀，再看作品号 compact 前缀，最后按发布时间 / 更新时间倒序。
 - 时间解析必须保留后端 `seconds.microsZ` 兼容。
+- 分类筛选与排序的选项顺序、默认值、中文 label 和“综合 -> 最新 -> 游玩 -> 点赞 -> 综合”循环属于 ViewModel **Interface**；页面只能消费该 **Interface**，不得在 `RpgEntryHomeView.tsx` 复写数组或 fallback 文案。
 
 ## 后续深化
 
diff --git a/src/components/rpg-entry/RpgEntryHomeView.tsx b/src/components/rpg-entry/RpgEntryHomeView.tsx
index 3bb1eb3d..cc5b4509 100644
--- a/src/components/rpg-entry/RpgEntryHomeView.tsx
+++ b/src/components/rpg-entry/RpgEntryHomeView.tsx
@@ -160,11 +160,16 @@ import {
   buildPublicCategoryGroups,
   buildPublicGalleryCardKey,
   dedupePlatformPublicGalleryEntries,
+  DEFAULT_PLATFORM_CATEGORY_KIND_FILTER,
+  DEFAULT_PLATFORM_CATEGORY_SORT_MODE,
   DEFAULT_PLATFORM_RANKING_TAB,
   filterPlatformWorkSearchResults,
   filterTodayPublishedEntries,
   getAllPlatformPublicEntries,
+  getNextPlatformCategorySortMode,
+  getPlatformCategoryKindFilterOption,
   getPlatformCategoryPrimaryMetric,
+  getPlatformCategorySortOption,
   getPlatformPublicEntries,
   getPlatformRankingMetric,
   getPlatformRankingTabConfig,
@@ -174,6 +179,8 @@ import {
   getPlatformWorldRemixCount,
   isExactPublicWorkCodeSearch,
   matchesPlatformCategoryKindFilter,
+  PLATFORM_CATEGORY_KIND_FILTERS,
+  PLATFORM_CATEGORY_SORT_OPTIONS,
   PLATFORM_RANKING_TABS,
   type PlatformCategoryKindFilter,
   type PlatformCategorySortMode,
@@ -374,30 +381,6 @@ const EDUTAINMENT_DISCOVER_CHANNEL = {
   id: 'edutainment',
   label: EDUTAINMENT_WORK_TAG,
 } as const;
-const PLATFORM_CATEGORY_KIND_FILTERS: Array<{
-  id: PlatformCategoryKindFilter;
-  label: string;
-}> = [
-  { id: 'all', label: '全部' },
-  { id: 'puzzle', label: '拼图' },
-  { id: 'match3d', label: '抓鹅' },
-  { id: 'square-hole', label: '方洞' },
-  { id: 'visual-novel', label: '视觉' },
-  { id: 'bark-battle', label: '汪汪' },
-  { id: 'big-fish', label: '大鱼' },
-  { id: 'jump-hop', label: '跳跃' },
-  { id: 'wooden-fish', label: '木鱼' },
-  { id: 'custom-world', label: 'RPG' },
-];
-const PLATFORM_CATEGORY_SORT_OPTIONS: Array<{
-  id: PlatformCategorySortMode;
-  label: string;
-}> = [
-  { id: 'composite', label: '综合' },
-  { id: 'latest', label: '最新' },
-  { id: 'play', label: '游玩' },
-  { id: 'like', label: '点赞' },
-];
 const BABY_LOVE_DRAWING_DEFAULT_CARD = {
   title: '宝贝爱画',
   subtitle: '空白画板',
@@ -3522,9 +3505,11 @@ export function RpgEntryHomeView({
     null,
   );
   const [categoryKindFilter, setCategoryKindFilter] =
-    useState<PlatformCategoryKindFilter>('all');
+    useState<PlatformCategoryKindFilter>(
+      DEFAULT_PLATFORM_CATEGORY_KIND_FILTER,
+    );
   const [categorySortMode, setCategorySortMode] =
-    useState<PlatformCategorySortMode>('composite');
+    useState<PlatformCategorySortMode>(DEFAULT_PLATFORM_CATEGORY_SORT_MODE);
   const [isCategoryFilterPanelOpen, setIsCategoryFilterPanelOpen] =
     useState(false);
   const [discoverChannel, setDiscoverChannel] =
@@ -3674,15 +3659,12 @@ export function RpgEntryHomeView({
   }, [activeCategoryGroup, categoryKindFilter, categorySortMode]);
   const activeCategoryRawCount = activeCategoryGroup?.entries.length ?? 0;
   const activeCategoryFilterLabel =
-    PLATFORM_CATEGORY_KIND_FILTERS.find(
-      (option) => option.id === categoryKindFilter,
-    )?.label ?? '全部';
+    getPlatformCategoryKindFilterOption(categoryKindFilter).label;
   const activeCategorySortLabel =
-    PLATFORM_CATEGORY_SORT_OPTIONS.find(
-      (option) => option.id === categorySortMode,
-    )?.label ?? '综合';
+    getPlatformCategorySortOption(categorySortMode).label;
   const activeCategoryFilterCount = activeCategoryEntries.length;
-  const categoryFilterApplied = categoryKindFilter !== 'all';
+  const categoryFilterApplied =
+    categoryKindFilter !== DEFAULT_PLATFORM_CATEGORY_KIND_FILTER;
   const visibleTabs = useMemo<PlatformHomeTab[]>(
     () =>
       isAuthenticated
@@ -4633,16 +4615,7 @@ export function RpgEntryHomeView({
     submitWorkSearch(mobileSearchKeyword);
   };
   const cycleCategorySortMode = () => {
-    const currentIndex = PLATFORM_CATEGORY_SORT_OPTIONS.findIndex(
-      (option) => option.id === categorySortMode,
-    );
-    const nextIndex =
-      currentIndex >= 0
-        ? (currentIndex + 1) % PLATFORM_CATEGORY_SORT_OPTIONS.length
-        : 0;
-    setCategorySortMode(
-      PLATFORM_CATEGORY_SORT_OPTIONS[nextIndex]?.id ?? 'composite',
-    );
+    setCategorySortMode(getNextPlatformCategorySortMode(categorySortMode));
   };
   const desktopHeroEntry =
     featuredShelf[0] ?? generalLatestEntries[0] ?? myEntries[0] ?? null;
diff --git a/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts b/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts
index 146fa079..3071ce05 100644
--- a/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts
+++ b/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.test.ts
@@ -7,18 +7,27 @@ import {
   buildPublicCategoryGroups,
   buildPublicGalleryCardKey,
   dedupePlatformPublicGalleryEntries,
+  DEFAULT_PLATFORM_CATEGORY_KIND_FILTER,
+  DEFAULT_PLATFORM_CATEGORY_SORT_MODE,
   DEFAULT_PLATFORM_RANKING_TAB,
   filterPlatformWorkSearchResults,
   filterTodayPublishedEntries,
+  getNextPlatformCategorySortMode,
   getPlatformCategoryKindFilter,
+  getPlatformCategoryKindFilterOption,
   getPlatformCategoryPrimaryMetric,
+  getPlatformCategorySortOption,
   getPlatformPublicEntries,
   getPlatformRankingMetric,
   getPlatformRankingMetricValue,
   getPlatformRankingTabConfig,
   matchesPlatformCategoryKindFilter,
   parsePlatformEntryTimestamp,
+  PLATFORM_CATEGORY_KIND_FILTERS,
+  PLATFORM_CATEGORY_SORT_OPTIONS,
   PLATFORM_RANKING_TABS,
+  type PlatformCategoryKindFilter,
+  type PlatformCategorySortMode,
   selectAdjacentPlatformRecommendEntry,
   selectPlatformRecommendFeedWindow,
   sortPlatformCategoryEntries,
@@ -308,6 +317,52 @@ test('public gallery ViewModel keeps source kinds behind one category filter sea
   );
 });
 
+test('public gallery ViewModel exposes category filter and sort option interface', () => {
+  expect(DEFAULT_PLATFORM_CATEGORY_KIND_FILTER).toBe('all');
+  expect(DEFAULT_PLATFORM_CATEGORY_SORT_MODE).toBe('composite');
+  expect(PLATFORM_CATEGORY_KIND_FILTERS.map((option) => option.label)).toEqual([
+    '全部',
+    '拼图',
+    '抓鹅',
+    '方洞',
+    '视觉',
+    '汪汪',
+    '大鱼',
+    '跳跃',
+    '木鱼',
+    'RPG',
+  ]);
+  expect(PLATFORM_CATEGORY_SORT_OPTIONS.map((option) => option.label)).toEqual([
+    '综合',
+    '最新',
+    '游玩',
+    '点赞',
+  ]);
+  expect(getPlatformCategoryKindFilterOption('match3d')).toEqual({
+    id: 'match3d',
+    label: '抓鹅',
+  });
+  expect(getPlatformCategorySortOption('latest')).toEqual({
+    id: 'latest',
+    label: '最新',
+  });
+  expect(
+    getPlatformCategoryKindFilterOption(
+      'unknown' as PlatformCategoryKindFilter,
+    ),
+  ).toEqual({ id: 'all', label: '全部' });
+  expect(
+    getPlatformCategorySortOption('unknown' as PlatformCategorySortMode),
+  ).toEqual({ id: 'composite', label: '综合' });
+  expect(getNextPlatformCategorySortMode('composite')).toBe('latest');
+  expect(getNextPlatformCategorySortMode('latest')).toBe('play');
+  expect(getNextPlatformCategorySortMode('play')).toBe('like');
+  expect(getNextPlatformCategorySortMode('like')).toBe('composite');
+  expect(
+    getNextPlatformCategorySortMode('unknown' as PlatformCategorySortMode),
+  ).toBe('composite');
+});
+
 test('public gallery ViewModel ranks entries by selected metric', () => {
   const playWinner = buildJumpHopEntry({
     profileId: 'play-winner',
diff --git a/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts b/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts
index 0ff23cb1..6c2a4e85 100644
--- a/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts
+++ b/src/components/rpg-entry/rpgEntryPublicGalleryViewModel.ts
@@ -37,6 +37,14 @@ export type PlatformCategoryKindFilter =
   | 'wooden-fish'
   | 'custom-world';
 export type PlatformCategorySortMode = 'composite' | 'latest' | 'play' | 'like';
+export type PlatformCategoryKindFilterOption = {
+  id: PlatformCategoryKindFilter;
+  label: string;
+};
+export type PlatformCategorySortOption = {
+  id: PlatformCategorySortMode;
+  label: string;
+};
 
 export type PlatformPublicCategoryGroup = {
   tag: string;
@@ -44,6 +52,10 @@ export type PlatformPublicCategoryGroup = {
 };
 
 export const DEFAULT_PLATFORM_RANKING_TAB: PlatformRankingTab = 'hot';
+export const DEFAULT_PLATFORM_CATEGORY_KIND_FILTER: PlatformCategoryKindFilter =
+  'all';
+export const DEFAULT_PLATFORM_CATEGORY_SORT_MODE: PlatformCategorySortMode =
+  'composite';
 
 export const PLATFORM_RANKING_TABS: PlatformRankingTabConfig[] = [
   {
@@ -77,6 +89,36 @@ const DEFAULT_PLATFORM_RANKING_CONFIG =
     (config) => config.id === DEFAULT_PLATFORM_RANKING_TAB,
   ) ?? PLATFORM_RANKING_TABS[0]!;
 
+export const PLATFORM_CATEGORY_KIND_FILTERS: PlatformCategoryKindFilterOption[] =
+  [
+    { id: 'all', label: '全部' },
+    { id: 'puzzle', label: '拼图' },
+    { id: 'match3d', label: '抓鹅' },
+    { id: 'square-hole', label: '方洞' },
+    { id: 'visual-novel', label: '视觉' },
+    { id: 'bark-battle', label: '汪汪' },
+    { id: 'big-fish', label: '大鱼' },
+    { id: 'jump-hop', label: '跳跃' },
+    { id: 'wooden-fish', label: '木鱼' },
+    { id: 'custom-world', label: 'RPG' },
+  ];
+
+export const PLATFORM_CATEGORY_SORT_OPTIONS: PlatformCategorySortOption[] = [
+  { id: 'composite', label: '综合' },
+  { id: 'latest', label: '最新' },
+  { id: 'play', label: '游玩' },
+  { id: 'like', label: '点赞' },
+];
+
+const DEFAULT_PLATFORM_CATEGORY_KIND_FILTER_OPTION =
+  PLATFORM_CATEGORY_KIND_FILTERS.find(
+    (option) => option.id === DEFAULT_PLATFORM_CATEGORY_KIND_FILTER,
+  ) ?? PLATFORM_CATEGORY_KIND_FILTERS[0]!;
+const DEFAULT_PLATFORM_CATEGORY_SORT_OPTION =
+  PLATFORM_CATEGORY_SORT_OPTIONS.find(
+    (option) => option.id === DEFAULT_PLATFORM_CATEGORY_SORT_MODE,
+  ) ?? PLATFORM_CATEGORY_SORT_OPTIONS[0]!;
+
 export type PlatformRecommendFeedWindow = {
   activeEntry: PlatformPublicGalleryCard | null;
   activeEntryKey: string | null;
@@ -552,6 +594,41 @@ export function getPlatformCategoryPrimaryMetric(
   return { label: '游玩', value: getPlatformWorldPlayCount(entry) };
 }
 
+export function getPlatformCategoryKindFilterOption(
+  kindFilter: PlatformCategoryKindFilter,
+): PlatformCategoryKindFilterOption {
+  return (
+    PLATFORM_CATEGORY_KIND_FILTERS.find((option) => option.id === kindFilter) ??
+    DEFAULT_PLATFORM_CATEGORY_KIND_FILTER_OPTION
+  );
+}
+
+export function getPlatformCategorySortOption(
+  sortMode: PlatformCategorySortMode,
+): PlatformCategorySortOption {
+  return (
+    PLATFORM_CATEGORY_SORT_OPTIONS.find((option) => option.id === sortMode) ??
+    DEFAULT_PLATFORM_CATEGORY_SORT_OPTION
+  );
+}
+
+export function getNextPlatformCategorySortMode(
+  sortMode: PlatformCategorySortMode,
+): PlatformCategorySortMode {
+  const currentIndex = PLATFORM_CATEGORY_SORT_OPTIONS.findIndex(
+    (option) => option.id === sortMode,
+  );
+  const nextIndex =
+    currentIndex >= 0
+      ? (currentIndex + 1) % PLATFORM_CATEGORY_SORT_OPTIONS.length
+      : 0;
+
+  return (
+    PLATFORM_CATEGORY_SORT_OPTIONS[nextIndex]?.id ??
+    DEFAULT_PLATFORM_CATEGORY_SORT_MODE
+  );
+}
+
 export function parsePlatformEntryTimestamp(value: string | null | undefined) {
   if (!value) {
     return 0;