diff --git a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs
index 0200500d5..410746488 100644
--- a/apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs
+++ b/apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs
@@ -220,6 +220,7 @@ mod tests {
     use crate::ui_editor::persistence::{load_ui_design_state_at, LoadUiDesignStateInput};
     use crate::ui_editor::utils::UIDesignImageId;
     use crate::{init_local_game_project_at, register_local_asset_entry};
+    use shared_contracts::game_creation_app::GameCreationAppAssetCategory;
     use std::io::Cursor;
 
     fn fixture() -> tempfile::TempDir {
@@ -281,6 +282,14 @@ mod tests {
         let first = ensure_ui_design_resource_for_prototype(input.clone()).expect("bridge");
         assert!(first.created);
         assert_eq!(first.asset.kind, "UI");
+        // 写侧 → 分类的端到端断言：这条路径走的是与
+        // `workflow.rs` / `persistence.rs` 完全相同的 `register_local_asset_at(..., "UI", ...)`。
+        // 别名表漏掉大写 `UI` 时，这里会落 unclassified（真机 8 条 UI 资产的表现），
+        // 且派生值本身就是 unclassified，读时自愈也救不回来。
+        assert_eq!(
+            first.asset.category,
+            GameCreationAppAssetCategory::UiInteraction
+        );
         assert_eq!(
             first.asset.source.reference_resource_ids,
             vec!["prototype-resource".to_string()]
diff --git a/apps/ai-game-creator-shell/tests/assetKindCanonicalMapping.test.ts b/apps/ai-game-creator-shell/tests/assetKindCanonicalMapping.test.ts
index 61e8d89ee..b0739ec5f 100644
--- a/apps/ai-game-creator-shell/tests/assetKindCanonicalMapping.test.ts
+++ b/apps/ai-game-creator-shell/tests/assetKindCanonicalMapping.test.ts
@@ -119,9 +119,10 @@ const OBSERVED_ALIAS_INPUTS = [
 
 describe('资源 kind 别名表跨语言一致性', () => {
   test('两侧 canonical kind 目录一致', () => {
-    expect(rustCanonicalKinds()).toEqual([
-      ...GAME_CREATION_APP_CANONICAL_ASSET_KINDS,
-    ]);
+    'font',
+      expect(rustCanonicalKinds()).toEqual([
+        ...GAME_CREATION_APP_CANONICAL_ASSET_KINDS,
+      ]);
   });
 
   test('两侧别名映射逐条一致', () => {
@@ -222,6 +223,9 @@ describe('真机出现的 kind 归类口径', () => {
 
   test.each(decided)(
     '$kind → $canonical → $category',
+    // 现役写入侧的大写字面量与字体 kind，两者都必须落进明确栏目。
+    { kind: 'UI', canonical: 'ui-design', category: 'ui-interaction' },
+    { kind: 'font', canonical: 'document', category: 'document' },
     ({ kind, canonical, category }) => {
       expect(canonicalGameCreationAppAssetKind(kind)).toBe(canonical);
       expect(gameCreationAppAssetCategoryForKind(kind)).toBe(category);
@@ -244,3 +248,61 @@ describe('真机出现的 kind 归类口径', () => {
     ).toEqual([...GAME_CREATION_APP_CANONICAL_ASSET_KINDS].sort());
   });
 });
+
+describe('写侧 kind 字面量 → 分类的端到端口径', () => {
+  const UI_EDITOR_WRITE_SITES = [
+    'apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs',
+    'apps/ai-game-creator-shell/src-tauri/src/ui_editor/workflow.rs',
+    'apps/ai-game-creator-shell/src-tauri/src/ui_editor/persistence.rs',
+  ];
+
+  /**
+   * 取每个 `register_local_asset_(at|entry)(` 调用的第 3 个实参——写侧固定把 kind 放在
+   * 第 3 位、单独占一行（`root` / 路径 / `"UI"`）。只认独占一行的字符串字面量，
+   * 传变量的写点直接跳过，避免把第 4 位的 mediaType 误当成 kind。
+   */
+  function registeredKindLiterals(file: string): string[] {
+    const source = readFileSync(file, 'utf8');
+    const kinds: string[] = [];
+    for (const call of source.matchAll(
+      /register_local_asset_(?:at|entry)\(\r?\n(?:[^\n]*\r?\n){2}([^\n]*)/g,
+    )) {
+      const literal = /^\s*"([^"]*)",\s*$/.exec(call[1]!);
+      if (literal) kinds.push(literal[1]!);
+    }
+    return kinds;
+  }
+
+  test('UI 设计写点仍直接写 `"UI"`，且它落 UI 交互而不是待归类', () => {
+    // 8 条真机 UI 资产是 `kind:"UI"` + `mediaType:"application/json"`：
+    // 该 kind 不在别名表里时派生结果也是 unclassified，读时自愈同样救不回来。
+    for (const file of UI_EDITOR_WRITE_SITES) {
+      expect(registeredKindLiterals(file)).toContain('UI');
+    }
+    expect(gameCreationAppAssetCategoryForKind('UI')).toBe('ui-interaction');
+  });
+
+  test('UI 编辑器写点写出的每个 kind 都落明确栏目', () => {
+    // 画板导出这条链上的写点只写 UI 设计资产，不允许再写出落「待归类」的 kind。
+    for (const file of UI_EDITOR_WRITE_SITES) {
+      for (const kind of registeredKindLiterals(file)) {
+        expect(
+          gameCreationAppAssetCategoryForKind(kind),
+          `${file} 写出的 kind ${kind} 落到了待归类`,
+        ).not.toBe('unclassified');
+      }
+    }
+  });
+
+  test('字体写点写 `"font"`，落文档栏目', () => {
+    const commandsSource = readFileSync(
+      'apps/ai-game-creator-shell/src-tauri/src/commands.rs',
+      'utf8',
+    );
+    // 字体上传的写入侧：`register_local_asset_entry(root, path, "font", …)`。
+    expect(commandsSource).toMatch(
+      /register_local_asset_entry\(\s*\n\s*root,\s*\n\s*&relative_path,\s*\n\s*"font",/,
+    );
+    expect(gameCreationAppAssetCategoryForKind('font')).toBe('document');
+  });
+});
diff --git a/packages/shared/src/contracts/gameCreationApp.test.ts b/packages/shared/src/contracts/gameCreationApp.test.ts
index e9164d80e..b6ab26444 100644
--- a/packages/shared/src/contracts/gameCreationApp.test.ts
+++ b/packages/shared/src/contracts/gameCreationApp.test.ts
@@ -747,6 +747,12 @@ describe('AI 游戏创作 App 共享契约', () => {
     );
     expect(canonicalGameCreationAppAssetKind('illustration')).toBe('image');
     expect(canonicalGameCreationAppAssetKind('character')).toBe('character');
+    // 别名表大小写不敏感：UI 设计资产的现役写入侧写的是大写 `"UI"`。
+    expect(canonicalGameCreationAppAssetKind('UI')).toBe('ui-design');
+    expect(canonicalGameCreationAppAssetKind('UI-Prototype')).toBe('ui-design');
+    // 字体资产的现役写入侧写的是 `font`。
+    expect(canonicalGameCreationAppAssetKind('font')).toBe('document');
+    expect(canonicalGameCreationAppAssetKind('FONT')).toBe('document');
     expect(canonicalGameCreationAppAssetKind('unknown-kind')).toBe('image');
   });
 
@@ -777,7 +783,10 @@ describe('AI 游戏创作 App 共享契约', () => {
     expect(gameCreationAppAssetCategoryForKind('game-background')).toBe(
       'scene',
     );
-    expect(gameCreationAppAssetCategoryForKind('UI')).toBe('unclassified');
+    // 现役写入侧写的是大写 `"UI"`（画板导出的 UI 设计 JSON 资产）与 `font`（字体上传）：
+    // 两者都必须落进明确栏目，否则 8 条真机 UI 资产会永远停在「待归类」。
+    expect(gameCreationAppAssetCategoryForKind('UI')).toBe('ui-interaction');
+    expect(gameCreationAppAssetCategoryForKind('font')).toBe('document');
     expect(gameCreationAppAssetCategoryForKind('unknown-kind')).toBe(
       'unclassified',
     );
diff --git a/packages/shared/src/contracts/gameCreationApp.ts b/packages/shared/src/contracts/gameCreationApp.ts
index af93c67a7..70e82533b 100644
--- a/packages/shared/src/contracts/gameCreationApp.ts
+++ b/packages/shared/src/contracts/gameCreationApp.ts
@@ -508,6 +508,9 @@ export type GameCreationAppCanonicalAssetKind =
  * 否则会落到 `canonicalGameCreationAppAssetKind` 的 `image` 兜底，再经
  * `image → unclassified` 被误分到「待归类」。
  *
+ * `font` 同样属于现役写入侧：字体上传（`ttf / otf / woff / woff2`）登记的 manifest
+ * 资产 `kind` 就是 `font`，不在此收口就只能落「待归类」。
+ *
  * 本表与 Rust 侧 `server-rs/crates/shared-contracts/src/game_creation_app.rs` 的
  * `canonical_game_creation_app_asset_kind` 必须成对维护，由
  * `tests/assetKindCanonicalMapping.test.ts` 交叉钉住。
@@ -531,12 +534,19 @@ const GAME_CREATION_APP_LEGACY_ASSET_KINDS: Record<
   'game-style': 'code',
   animation: 'character-animation',
   asset: 'image',
+  font: 'document',
 };
 
 export function canonicalGameCreationAppAssetKind(
   value: string,
 ): GameCreationAppCanonicalAssetKind {
-  const normalized = value.trim();
+  /**
+   * kind 词汇大小写不敏感：UI 设计资产的现役写入侧写的是**大写** `"UI"`
+   * （`src-tauri/src/ui_editor/resource_bridge.rs`、`workflow.rs`、`persistence.rs`）。
+   * 只按小写收口会让它落 `image` 兜底、再经 `image → unclassified` 永远停在「待归类」，
+   * 且派生值本身就是 `unclassified`，读时自愈也救不回来。
+   */
+  const normalized = value.trim().toLowerCase();
   const legacyKind = GAME_CREATION_APP_LEGACY_ASSET_KINDS[normalized];
   if (legacyKind) return legacyKind;
   if (
diff --git a/server-rs/crates/shared-contracts/src/game_creation_app.rs b/server-rs/crates/shared-contracts/src/game_creation_app.rs
index 797b8c44c..073eae8d9 100644
--- a/server-rs/crates/shared-contracts/src/game_creation_app.rs
+++ b/server-rs/crates/shared-contracts/src/game_creation_app.rs
@@ -570,7 +570,15 @@ pub const GAME_CREATION_APP_CANONICAL_ASSET_KINDS: [&str; 16] = [
 ];
 
 pub fn canonical_game_creation_app_asset_kind(value: &str) -> &'static str {
-    match value.trim() {
+    // kind 词汇大小写不敏感：UI 设计资产的现役写入侧写的是**大写** `"UI"`
+    // （`apps/ai-game-creator-shell/src-tauri/src/ui_editor/resource_bridge.rs` 的
+    // `register_local_asset_at(..., "UI", ...)`，`workflow.rs` / `persistence.rs` 同），
+    // 只按小写收口会让它落到 `image` 兜底、再经 `image -> unclassified` 永远停在
+    // 「待归类」；且派生值本身就是 unclassified，读时自愈也救不回来。
+    // TS 侧 `canonicalGameCreationAppAssetKind` 用同一口径，由
+    // `apps/ai-game-creator-shell/tests/assetKindCanonicalMapping.test.ts` 交叉钉住。
+    let normalized = value.trim().to_lowercase();
+    match normalized.as_str() {
         "game-background" => "scene",
         "character-art" => "character",
         "ui-prototype" => "ui-design",
@@ -583,6 +591,9 @@ pub fn canonical_game_creation_app_asset_kind(value: &str) -> &'static str {
         "game-entry" | "game-script" | "game-style" => "code",
         "animation" => "character-animation",
         "asset" => "image",
+        // 字体上传（`ttf / otf / woff / woff2`）登记的 manifest 资产 kind 就是 `font`，
+        // 不收口同样只能落「待归类」。
+        "font" => "document",
         canonical => match GAME_CREATION_APP_CANONICAL_ASSET_KINDS
             .iter()
             .find(|candidate| **candidate == canonical)
@@ -2150,9 +2161,21 @@ mod tests {
             game_creation_app_asset_category_for_kind("game-background"),
             GameCreationAppAssetCategory::Scene
         );
+        // 现役写入侧写的是大写 `"UI"`（UI 设计 JSON 资产）与 `font`（字体上传）。
+        // 旧断言钉的是「`"UI"` 落待归类」，那正是真机 8 条 UI 资产永远归不了类的成因：
+        // 派生值本身就是 unclassified，读时自愈也救不回来，只能在别名表收口。
         assert_eq!(
             game_creation_app_asset_category_for_kind("UI"),
-            GameCreationAppAssetCategory::Unclassified
+            GameCreationAppAssetCategory::UiInteraction
+        );
+        assert_eq!(
+            canonical_game_creation_app_asset_kind("UI"),
+            "ui-design",
+            "kind 别名表必须大小写不敏感"
+        );
+        assert_eq!(
+            game_creation_app_asset_category_for_kind("font"),
+            GameCreationAppAssetCategory::Document
         );
         assert_eq!(
             game_creation_app_asset_category_for_kind("unknown-kind"),