diff --git a/public/css/admin-base.css b/public/css/admin-base.css
index bf097d9..32d7fa1 100644
--- a/public/css/admin-base.css
+++ b/public/css/admin-base.css
@@ -1,21 +1,41 @@
 body{
     font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;
-    color:var(--adm-text, #e5e7eb);
+    color:var(--adm-text, #0f172a);
     background:var(--adm-bg-layout, transparent);
     margin:0;
 }
 
-a{color:var(--adm-color-link, #60a5fa);text-decoration:none;}
+a{color:var(--adm-color-link, #1677ff);text-decoration:none;}
 a:hover{text-decoration:underline;}
 
 .layout{display:grid;min-height:100vh;}
 .sidebar{padding:24px;}
 .sidebar-title,.sidebar-brand{margin-top:0;}
-.sidebar a,
-.sidebar-link{display:block;color:#cbd5e1;text-decoration:none;padding:10px 12px;border-radius:10px;margin-bottom:8px;}
-.sidebar a:hover,
-.sidebar-link:hover{text-decoration:none;}
-.group-title{font-size:12px;color:#64748b;text-transform:uppercase;letter-spacing:.08em;margin:18px 0 8px;}
+
+/* 左侧菜单形态（兼容）：不应覆盖顶部导航 topnav 的链接样式 */
+.sidebar:not(.topnav) a,
+.sidebar:not(.topnav) .sidebar-link{
+    display:block;
+    color:var(--adm-text-secondary, #64748b);
+    text-decoration:none;
+    padding:10px 12px;
+    border-radius:10px;
+    margin-bottom:8px;
+}
+.sidebar:not(.topnav) a:hover,
+.sidebar:not(.topnav) .sidebar-link:hover{
+    text-decoration:none;
+    background:rgba(22, 119, 255, .08);
+    color:var(--adm-text, #0f172a);
+}
+
+.group-title{
+    font-size:12px;
+    color:var(--adm-text-muted, #94a3b8);
+    text-transform:uppercase;
+    letter-spacing:.08em;
+    margin:18px 0 8px;
+}
 .sidebar-logout,.logout-form{margin-top:18px;}
 
 .content{padding:28px;}
@@ -28,24 +48,12 @@ a:hover{text-decoration:underline;}
     z-index:50;
     padding:16px 20px;
     border-right:none !important;
-    border-bottom:1px solid #22384f;
+    border-bottom:1px solid var(--adm-border-color, #e5e7eb);
 }
 .layout.layout-topnav .content{padding-top:20px;}
 
-/* 顶部导航：把链接横向排布，超出则可横向滚动 */
-.layout.layout-topnav .sidebar a,
-.layout.layout-topnav .sidebar-link{
-    display:inline-block;
-    margin:0 8px 0 0;
-    padding:8px 10px;
-    border-radius:10px;
-}
-.layout.layout-topnav .group-title{display:inline-block;margin:0 10px 0 0;}
-.layout.layout-topnav .logout-form,
-.layout.layout-topnav .sidebar-logout{display:inline-block;margin:0 0 0 10px;}
-.layout.layout-topnav .sidebar{white-space:nowrap;overflow-x:auto;}
-.layout.layout-topnav .sidebar::-webkit-scrollbar{height:8px;}
-.layout.layout-topnav .sidebar::-webkit-scrollbar-thumb{background:#334155;border-radius:999px;}
+/* 顶部导航：链接样式由 admin-components.css 的 topnav 组件接管；这里不再做强样式覆盖 */
+.layout.layout-topnav .sidebar{white-space:normal;overflow-x:visible;}
 .top{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;margin-bottom:20px;}
 .page-title{margin:0;}
 
@@ -72,14 +80,28 @@ a:hover{text-decoration:underline;}
 .metric-number{font-size:28px;font-weight:700;}
 
 .text-md{font-size:16px;display:block;}
-.muted{color:#94a3b8;}
+.muted{color:var(--adm-text-muted, #94a3b8);}
 .muted-tight{margin-top:0;}
 .muted-xs{margin-top:6px;font-size:12px;}
 
 .badge{display:inline-block;padding:4px 10px;border-radius:999px;font-size:12px;margin-top:8px;}
 
-table{width:100%;border-collapse:collapse;}
-th,td{padding:10px;border-bottom:1px solid #334155;text-align:left;vertical-align:top;}
+table{
+    width:100%;
+    border-collapse:collapse;
+}
+
+th,td{
+    padding:10px;
+    border-bottom:1px solid var(--adm-border-color, #e5e7eb);
+    text-align:left;
+    vertical-align:top;
+}
+
+th{
+    color:var(--adm-text-secondary, #64748b);
+    font-weight:600;
+}
 
 input,select,button,textarea,
 .form-grid input,
@@ -88,14 +110,22 @@ input,select,button,textarea,
 .login-form button{
     padding:10px 12px;
     border-radius:var(--adm-radius-sm, 10px);
-    border:1px solid var(--adm-input-border, #475569);
-    background:var(--adm-input-bg, #0f172a);
-    color:var(--adm-input-text, #fff);
+    border:1px solid var(--adm-input-border, #d1d5db);
+    background:var(--adm-input-bg, #ffffff);
+    color:var(--adm-input-text, #0f172a);
     box-sizing:border-box;
 }
+
 input:hover,select:hover,textarea:hover{
-    border-color:var(--adm-input-border-hover, var(--adm-input-border, #475569));
+    border-color:var(--adm-input-border-hover, var(--adm-input-border, #a3aab6));
 }
+
+input:focus,select:focus,textarea:focus{
+    outline:none;
+    border-color:var(--adm-color-primary, #1677ff);
+    box-shadow:0 0 0 3px rgba(22, 119, 255, .12);
+}
+
 button{cursor:pointer;}
 
 /* Buttons (UI Components)
@@ -134,27 +164,27 @@ button.btn:hover{
 
 .btn-secondary,
 button.btn-secondary{
-    background:transparent;
-    border-color:#334155;
-    color:#cbd5e1;
+    background:#ffffff;
+    border-color:var(--adm-border-color-strong, #d1d5db);
+    color:var(--adm-text, #0f172a);
 }
 .btn-secondary:hover,
 button.btn-secondary:hover{
-    background:#1e293b;
-    border-color:#475569;
+    background:#f8fafc;
+    border-color:var(--adm-border-color-strong, #d1d5db);
     text-decoration:none;
 }
 
 .btn-danger,
 button.btn-danger{
-    background:#7f1d1d;
-    border-color:#7f1d1d;
-    color:#fecaca;
+    background:var(--adm-error, #ef4444);
+    border-color:var(--adm-error, #ef4444);
+    color:#fff;
 }
 .btn-danger:hover,
 button.btn-danger:hover{
-    background:#991b1b;
-    border-color:#991b1b;
+    background:#dc2626;
+    border-color:#dc2626;
     text-decoration:none;
 }
 
@@ -198,11 +228,42 @@ input.w-90{width:90px;}
 .my-20{margin:20px 0;}
 .list-indent,.ml-18{margin:8px 0 0 18px;}
 
-.flash{background:var(--adm-success-bg, #052e16);color:var(--adm-success, #bbf7d0);padding:12px 14px;border-radius:var(--adm-radius-sm, 10px);margin-bottom:16px;border:1px solid rgba(22,163,74,.25);}
-.warning{background:var(--adm-warning-bg, #78350f);color:var(--adm-warning, #fde68a);padding:12px 14px;border-radius:var(--adm-radius-sm, 10px);margin-bottom:16px;border:1px solid rgba(245,158,11,.25);}
-.error-box{background:var(--adm-error-bg, #7f1d1d);color:var(--adm-error, #fecaca);padding:12px 14px;border-radius:var(--adm-radius-sm, 10px);margin-bottom:16px;border:1px solid rgba(239,68,68,.25);}
-.error,.error-inline{color:var(--adm-error, #fca5a5);margin-top:10px;}
-.filter-error{margin-bottom:12px;padding:12px;border:1px solid #fecaca;background:#fef2f2;color:#991b1b;border-radius:8px;}
+.flash{
+    background:var(--adm-success-bg, #f0fdf4);
+    color:var(--adm-success, #16a34a);
+    padding:12px 14px;
+    border-radius:var(--adm-radius-sm, 10px);
+    margin-bottom:16px;
+    border:1px solid rgba(22, 163, 74, .25);
+}
+.warning{
+    background:var(--adm-warning-bg, #fffbeb);
+    color:var(--adm-warning, #f59e0b);
+    padding:12px 14px;
+    border-radius:var(--adm-radius-sm, 10px);
+    margin-bottom:16px;
+    border:1px solid rgba(245, 158, 11, .25);
+}
+.error-box{
+    background:var(--adm-error-bg, #fef2f2);
+    color:var(--adm-error, #ef4444);
+    padding:12px 14px;
+    border-radius:var(--adm-radius-sm, 10px);
+    margin-bottom:16px;
+    border:1px solid rgba(239, 68, 68, .25);
+}
+.error,.error-inline{
+    color:var(--adm-error, #ef4444);
+    margin-top:10px;
+}
+.filter-error{
+    margin-bottom:12px;
+    padding:12px;
+    border:1px solid #fecaca;
+    background:#fef2f2;
+    color:#991b1b;
+    border-radius:8px;
+}
 
 .actions{display:flex;gap:8px;align-items:center;flex-wrap:wrap;}
 .actions-spread{display:flex;justify-content:space-between;gap:12px;align-items:flex-start;flex-wrap:wrap;}
@@ -215,8 +276,18 @@ input.w-90{width:90px;}
 .gap-12{gap:12px;}
 .gap-10{gap:10px;}
 
-.focus-box,.nav-box,.profile-box{padding:12px;border:1px solid #334155;border-radius:8px;}
-.summary-box,.stat-box,.status-card,.status-link{padding:12px;border:1px solid #334155;border-radius:8px;}
+.focus-box,.nav-box,.profile-box{
+    padding:12px;
+    border:1px solid var(--adm-border-color, #e5e7eb);
+    border-radius:8px;
+    background:var(--adm-bg-container, #ffffff);
+}
+.summary-box,.stat-box,.status-card,.status-link{
+    padding:12px;
+    border:1px solid var(--adm-border-color, #e5e7eb);
+    border-radius:8px;
+    background:var(--adm-bg-container, #ffffff);
+}
 .status-card,.status-link{color:inherit;text-decoration:none;display:block;}
 .status-card:hover,.status-link:hover{text-decoration:none;}
 .pagination-wrap{margin-top:16px;}
diff --git a/tests/Feature/AdminBaseCssShouldUseLightThemeTokensTest.php b/tests/Feature/AdminBaseCssShouldUseLightThemeTokensTest.php
new file mode 100644
index 0000000..fba8e54
--- /dev/null
+++ b/tests/Feature/AdminBaseCssShouldUseLightThemeTokensTest.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminBaseCssShouldUseLightThemeTokensTest extends TestCase
+{
+    use RefreshDatabase;
+
+    protected function loginAsPlatformAdmin(): void
+    {
+        $this->seed();
+
+        $this->post('/admin/login', [
+            'email' => 'platform.admin@demo.local',
+            'password' => 'Platform@123456',
+        ])->assertRedirect('/admin');
+    }
+
+    public function test_admin_base_css_should_use_light_theme_tokens(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $css = file_get_contents(public_path('css/admin-base.css'));
+        $this->assertIsString($css);
+
+        // 核心：body 文本应引用 --adm-text（浅色主题为深色文字），避免仍残留暗色文字默认值
+        $this->assertStringContainsString('color:var(--adm-text, #0f172a)', $css);
+
+        // 表格分割线应引用 --adm-border-color（浅色主题为浅边框），避免仍硬编码 #334155
+        $this->assertStringContainsString('border-bottom:1px solid var(--adm-border-color', $css);
+
+        // 表单 focus 需要有主色描边（Ant Design Pro 关键交互反馈）
+        $this->assertStringContainsString('box-shadow:0 0 0 3px rgba(22, 119, 255, .12)', $css);
+    }
+}