task-241(admin.html观感对齐): 蓝白浅色 token 基线翻转（浅色侧栏+蓝灰主色 #4f78a5）

admin-frontend-vue/tests/task-4.test.ts

@@ -12,16 +12,16 @@ import {
 } from '../src/styles/theme.ts'
 
 test('test_task_004_theme_tokens_normal_primary_path', () => {
-  // 正常主路径：侧边栏与加深面是暗色，内容区/卡片底是亮色。
-  assert.equal(isDarkSurface(ADMIN_THEME.sidebar), true, '侧边栏必须为暗色')
-  assert.equal(isDarkSurface(ADMIN_THEME.sidebarDeep), true, '侧边栏加深面必须为暗色')
+  // 正常主路径（module 13 翻转）：侧边栏与内容区均为浅色，主色为蓝灰。
+  assert.equal(isDarkSurface(ADMIN_THEME.sidebar), false, '侧边栏必须为浅色')
+  assert.equal(isDarkSurface(ADMIN_THEME.sidebarDeep), false, '侧边栏加深面必须为浅色')
   assert.equal(isDarkSurface(ADMIN_THEME.bg), false, '内容区背景必须为亮色')
   assert.equal(isDarkSurface(ADMIN_THEME.border), false, '边框须为亮面中性色')
 })
 
 test('test_task_004_theme_tokens_normal_variant_input', () => {
-  // 正常变体：强调色与软底/正文高对比，正文 token 自成一致体系。
-  assert.equal(relativeLuminance(ADMIN_THEME.primary), relativeLuminance('#6366f1'))
+  // 正常变体：主色为蓝灰基线、正文 token 自成一致体系。
+  assert.equal(relativeLuminance(ADMIN_THEME.primary), relativeLuminance('#4f78a5'))
   assert.ok(contrastRatio(ADMIN_THEME.text, ADMIN_THEME.bg) >= 4.5, '正文/内容区需满足 WCAG AA 正文')
   assert.ok(contrastRatio(ADMIN_THEME.primary, ADMIN_THEME.bg) >= 3.0, '品牌色按钮须达到 3:1')
 })
@@ -42,9 +42,10 @@ test('test_task_004_theme_tokens_boundary_empty_input', () => {
 })
 
 test('test_task_004_theme_tokens_boundary_single_item', () => {
-  // 边界单元素：单个中性边界 token 与内容区可区分；侧边栏深于内容区。
+  // 边界单元素：单个中性边界 token 与内容区可区分；侧栏为独立浅色面（不再要求深于内容区）。
   assert.notEqual(ADMIN_THEME.border, ADMIN_THEME.bg)
-  assert.ok(relativeLuminance(ADMIN_THEME.sidebar) < relativeLuminance(ADMIN_THEME.bg))
+  assert.notEqual(ADMIN_THEME.sidebar, ADMIN_THEME.bg)
+  assert.equal(isDarkSurface(ADMIN_THEME.sidebar), false, '侧栏须保持浅色')
 })
 
 test('test_task_004_theme_tokens_boundary_limit_or_missing_field', () => {