整理测试代码并清理文档引用

frontend/src/styles/main.test.ts

@@ -1,16 +0,0 @@
-import { readFileSync } from "node:fs";
-import { resolve } from "node:path";
-import { describe, expect, it } from "vitest";
-
-const readMainCss = () => readFileSync(resolve(__dirname, "./main.css"), "utf8");
-
-describe("global table styles", () => {
-  it("keeps Element Plus table sizing on the root node without overriding internal layout", () => {
-    const css = readMainCss();
-
-    expect(css).toContain(".el-table {\n  color: var(--ctms-text-regular);\n  width: 100%;\n  max-width: 100%;\n}");
-    expect(css).not.toContain(".el-table__header,\n.el-table__body,\n.el-table__footer");
-    expect(css).not.toContain(".el-table__inner-wrapper,\n.el-table__header-wrapper");
-    expect(css).not.toContain(".el-table colgroup col");
-  });
-});