diff --git a/public/js/admin.js b/public/js/admin.js
index 4f19b00..14ea55d 100644
--- a/public/js/admin.js
+++ b/public/js/admin.js
@@ -120,6 +120,71 @@
         });
     })();
 
+    // 仪表盘：卡片高度对齐（趋势/收费工作台 与 最近平台订单对齐）
+    // 说明：运营端希望两列的高度视觉一致，减少右侧“短一截”的割裂感。
+    // 策略：以“最近平台订单”卡片的实际高度作为基准，将同列的趋势/收费工作台设置为同样的 minHeight（仅增不减）。
+    (function () {
+        var root = qs('[data-page="admin.dashboard"]');
+        if (!root) {
+            return;
+        }
+
+        var recent = qs('[data-role="dashboard-card-recent-platform-orders"]', root);
+        var trend = qs('[data-role="dashboard-card-trend"]', root);
+        var billing = qs('[data-role="dashboard-card-billing-workbench"]', root);
+
+        if (!recent || (!trend && !billing)) {
+            return;
+        }
+
+        function sync() {
+            try {
+                var h = recent.getBoundingClientRect().height;
+                if (!h || h <= 0) {
+                    return;
+                }
+
+                // 仅增不减：避免小屏/内容变少时出现“强行撑高”的奇怪滚动体验。
+                [trend, billing].forEach(function (el) {
+                    if (!el) {
+                        return;
+                    }
+                    try {
+                        var cur = el.getBoundingClientRect().height;
+                        if (!cur || cur <= 0) {
+                            cur = 0;
+                        }
+                        if (cur < h) {
+                            el.style.minHeight = Math.round(h) + 'px';
+                        }
+                    } catch (e) {}
+                });
+            } catch (e) {}
+        }
+
+        // 首次 + 下一帧（等待图片/字体/表格渲染稳定）
+        sync();
+        try {
+            window.requestAnimationFrame(sync);
+            window.setTimeout(sync, 60);
+            window.setTimeout(sync, 200);
+        } catch (e) {}
+
+        // 监听 resize
+        try {
+            window.addEventListener('resize', function () {
+                // 清空后重新计算（避免从大到小的缩放残留）
+                if (trend) {
+                    trend.style.minHeight = '';
+                }
+                if (billing) {
+                    billing.style.minHeight = '';
+                }
+                sync();
+            });
+        } catch (e) {}
+    })();
+
     // 仪表盘：迷你图表（趋势图渐进增强）
     // 说明：不引入图表库，避免构建链；用 div bar 方式渲染。
     (function () {
diff --git a/resources/views/admin/dashboard.blade.php b/resources/views/admin/dashboard.blade.php
index a761f64..2374562 100644
--- a/resources/views/admin/dashboard.blade.php
+++ b/resources/views/admin/dashboard.blade.php
@@ -78,7 +78,7 @@
 </div>
 
 <div class="two-col mb-20" data-role="analysis-skeleton">
-    <div class="card">
+    <div class="card" data-role="dashboard-card-trend">
         <h3 class="mt-0">趋势</h3>
         <div class="muted">近7天｜平台订单（按天）</div>
 
@@ -248,7 +248,7 @@
 </div>
 
 <div class="two-col mb-20">
-    <div class="card" id="billing-workbench">
+    <div class="card" id="billing-workbench" data-role="dashboard-card-billing-workbench">
         <h3 class="mt-0">收费工作台（快捷治理）</h3>
         <div class="muted">聚焦收费闭环的日常治理入口：订单 → 订阅 → 套餐。</div>
 
@@ -298,7 +298,7 @@
 </div>
 
 <div class="two-col mb-20" data-role="analysis-skeleton-row2">
-    <div class="card">
+    <div class="card" data-role="dashboard-card-recent-platform-orders">
         <div class="flex-between">
             <h3 class="mt-0">最近平台订单</h3>
             @php
diff --git a/tests/Feature/AdminDashboardCardsHeightSyncRolesShouldRenderTest.php b/tests/Feature/AdminDashboardCardsHeightSyncRolesShouldRenderTest.php
new file mode 100644
index 0000000..d4dd32d
--- /dev/null
+++ b/tests/Feature/AdminDashboardCardsHeightSyncRolesShouldRenderTest.php
@@ -0,0 +1,35 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminDashboardCardsHeightSyncRolesShouldRenderTest 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_dashboard_should_render_height_sync_roles(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        $this->assertStringContainsString('data-role="dashboard-card-trend"', $html);
+        $this->assertStringContainsString('data-role="dashboard-card-billing-workbench"', $html);
+        $this->assertStringContainsString('data-role="dashboard-card-recent-platform-orders"', $html);
+    }
+}
diff --git a/tests/Feature/AdminJsDashboardCardsHeightSyncShouldUseRecentOrdersHeightTest.php b/tests/Feature/AdminJsDashboardCardsHeightSyncShouldUseRecentOrdersHeightTest.php
new file mode 100644
index 0000000..ef4f29e
--- /dev/null
+++ b/tests/Feature/AdminJsDashboardCardsHeightSyncShouldUseRecentOrdersHeightTest.php
@@ -0,0 +1,20 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminJsDashboardCardsHeightSyncShouldUseRecentOrdersHeightTest extends TestCase
+{
+    use RefreshDatabase;
+
+    public function test_admin_js_should_include_dashboard_height_sync_selectors(): void
+    {
+        $js = (string) file_get_contents(public_path('js/admin.js'));
+
+        $this->assertStringContainsString('dashboard-card-recent-platform-orders', $js);
+        $this->assertStringContainsString('dashboard-card-trend', $js);
+        $this->assertStringContainsString('dashboard-card-billing-workbench', $js);
+    }
+}