fix: 统一十四套主题DOCX字体映射

scripts/docx-layout-visual-matrix-cases.test.mjs

@@ -67,6 +67,19 @@ test("字体门禁区分缺少声明、缺少嵌入和 Office 未实际采用",
   assert.deepEqual(embedded, []);
 });
 
+test("14 套内置主题都声明字体且中文字体面不超过三个", () => {
+  const { themes } = matrix();
+  const cjkFamilies = /(?:Fandol|MdTP|Song|Hei|Kai|Fang|Sim|YaHei|CJK|Han)/iu;
+  for (const theme of themes) {
+    assert.ok(theme.docxFontFaces.length > 0, `${theme.id} 缺少 DOCX 字体声明`);
+    assert.ok(theme.docxFontFaces.length <= 16, `${theme.id} 字体面超过协议上限`);
+    const cjkFaces = theme.docxFontFaces.filter((face) =>
+      [face.family, ...face.aliases].some((family) => cjkFamilies.test(family))
+    );
+    assert.ok(cjkFaces.length <= 3, `${theme.id} 中文字体面超过三个`);
+  }
+});
+
 test("每套主题都覆盖两个方向和五组边距", () => {
   const { themes, cases } = matrix();
   for (const theme of themes) {