diff --git a/package-lock.json b/package-lock.json
index 76d35e97..db0ad634 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -249,7 +249,7 @@
         "react": "18.3.1",
         "react-dom": "18.3.1",
         "ws": "^8.21.3",
-        "dsh-kimi-ppt": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz"
+        "dsh-kimi-ppt": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz"
       },
       "devDependencies": {
         "@types/node": "24.10.1",
@@ -16409,8 +16409,8 @@
     },
     "node_modules/dsh-kimi-ppt": {
       "version": "0.1.1-rc.2",
-      "resolved": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz",
-      "integrity": "sha512-0ju1WByFBgL+PSLeZZSlrL5XJjearWaBvrHyqCkPI7jsmXQ0v6XMZ3U8Ch5RqUGScMN31nn135j9CR+EdLli7w==",
+      "resolved": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz",
+      "integrity": "sha512-tUWnVk/m1RCPNTAooKtN8zp283L7lw+t+EMwI92JAfrYQBROygLj1+KT5QEbZFaPMKlrs7NVO6Bazo7FrtIcdQ==",
       "license": "MIT",
       "dependencies": {
         "@aiden0z/pptx-renderer": "1.2.4",
diff --git a/package.json b/package.json
index 3413614c..b57fdb9a 100644
--- a/package.json
+++ b/package.json
@@ -274,7 +274,7 @@
     "dsh-desktop-hmr-fallback": "file:packages/dsh-desktop-hmr-fallback",
     "dsh-desktop-market-installer": "file:packages/dsh-desktop-market-installer",
     "dsh-desktop-preset-transfer": "file:packages/dsh-desktop-preset-transfer",
-    "dsh-kimi-ppt": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz",
+    "dsh-kimi-ppt": "file:packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz",
     "dshmarket": "file:packages/dshmarket",
     "electron-updater": "^6.8.9",
     "node": "24.9.0",
diff --git a/packages/kimi-ppt/README.md b/packages/kimi-ppt/README.md
index 00e6d4e0..b37b300f 100644
--- a/packages/kimi-ppt/README.md
+++ b/packages/kimi-ppt/README.md
@@ -2,7 +2,7 @@
 
 本目录固定 DSH Desktop 的 Kimi-only 演示文稿插件：
 
-- `dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz`：PPTD 编辑、渲染、模板、Skill、审计和交付核心。
+- `dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz`：PPTD 编辑、渲染、模板、Skill、审计和交付核心；渲染前按字体、换行、字符宽度和文本框几何阻断文本溢出。
 - `deepseek-ai-dsh-experimental-kimi-ppt-standard-adapter-0.1.1-rc.2-desktop-kimi-20260904.tgz`：Harness 0.1.2 标准 Composer 适配器。
 
 这条分支只挂载 `experimental-kimi-ppt-standard-adapter`，Host 只注册 `pptd_*` 与 Kimi 模板工具。模板目录包含 22 套：7 个分类各保留 3 套核心模板，并在商务分类增加用户提供的 58 页活力蓝逻辑图表模板。活力蓝模板已在共享版式层移除右上角 logo，58 页预览与源页语义索引完整保留。产物不包含腾讯 `editor_sdk`、SlideP 运行时和腾讯专用 `ppt_*` 工具。
@@ -10,7 +10,7 @@
 SHA-256：
 
 ```text
-300bd0f4f423a6d046cb61b193e4b5d4e535ca3d5921d21bbc0dc4f4aa002464  dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz
+dc33194b7ab015aa37504271d646cb28719cdd11d86aa5f14551ec10f8613894  dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz
 97adcb338ced61cbbfaf9b453bf26a3c01265bd96b25778bd00061e092d10aa3  deepseek-ai-dsh-experimental-kimi-ppt-standard-adapter-0.1.1-rc.2-desktop-kimi-20260904.tgz
 ```
 
diff --git a/packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz b/packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz
similarity index 64%
rename from packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz
rename to packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz
index 5f88c537..9ee634f4 100644
Binary files a/packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz and b/packages/kimi-ppt/dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz differ
diff --git a/test/kimi-ppt-integration.test.ts b/test/kimi-ppt-integration.test.ts
index a4bff9d3..01d72cb8 100644
--- a/test/kimi-ppt-integration.test.ts
+++ b/test/kimi-ppt-integration.test.ts
@@ -7,8 +7,8 @@ import { projectRoot } from './patch-path'
 
 const artifacts = {
   core: {
-    file: 'dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-20260904.tgz',
-    sha256: '300bd0f4f423a6d046cb61b193e4b5d4e535ca3d5921d21bbc0dc4f4aa002464'
+    file: 'dsh-kimi-ppt-0.1.1-rc.2-desktop-kimi-overflow-20260905.tgz',
+    sha256: 'dc33194b7ab015aa37504271d646cb28719cdd11d86aa5f14551ec10f8613894'
   },
   adapter: {
     file: 'deepseek-ai-dsh-experimental-kimi-ppt-standard-adapter-0.1.1-rc.2-desktop-kimi-20260904.tgz',
@@ -91,6 +91,22 @@ describe('Kimi PPT built-in plugin', () => {
     expect(skill).toContain('每个文本区的 `textCapacity` 是该区域的最大建议字符数')
   })
 
+  it('blocks overflowing text before rendering and preserves the authored font size', async () => {
+    const entries = tarEntries(await artifact('core'))
+    const chunkName = [...entries.keys()].find(name => /^package\/lib\/pptd-[A-Za-z0-9_-]+\.js$/u.test(name))
+    const renderer = chunkName === undefined ? '' : entries.get(chunkName)?.toString('utf8') ?? ''
+    const renderTextStart = renderer.indexOf('function renderText(')
+    const renderTextEnd = renderer.indexOf('function solidFill(', renderTextStart)
+    const renderText = renderer.slice(renderTextStart, renderTextEnd)
+
+    expect(renderer).toContain('code: "text-overflow"')
+    expect(renderer).toContain('severity: "error"')
+    expect(renderer).toContain('请缩短文案、增大文本框或拆分页面')
+    expect(renderTextStart).toBeGreaterThan(-1)
+    expect(renderTextEnd).toBeGreaterThan(renderTextStart)
+    expect(renderText).not.toContain('fit: "shrink"')
+  })
+
   it('ships three core templates in each category plus the 58-page Vitality Blue pack', async () => {
     const entries = tarEntries(await artifact('core'))
     const designs = [...entries.keys()]