diff --git a/resources/views/admin/plans/index.blade.php b/resources/views/admin/plans/index.blade.php
index 5597cf1..c275658 100644
--- a/resources/views/admin/plans/index.blade.php
+++ b/resources/views/admin/plans/index.blade.php
@@ -97,9 +97,16 @@
     </div>
 </div>
 
-<div class="card mb-20">
-    <h3>筛选条件</h3>
-    <form method="get" action="/admin/plans" class="grid-3">
+<details class="card mb-20 collapsible" data-role="collapsible" data-storage-key="admin.plans.filters" open>
+    <summary class="collapsible-summary">
+        <div class="flex-between items-center">
+            <h3 class="mb-0">筛选条件</h3>
+            <span class="muted muted-xs">点击收起/展开</span>
+        </div>
+    </summary>
+    <div class="collapsible-body">
+        <form method="get" action="/admin/plans" class="grid-3">
+
         @if($safeBackForLinks !== '')
             <input type="hidden" name="back" value="{!! $safeBackForLinks !!}">
         @endif
@@ -124,8 +131,9 @@
         <div>
             <button class="btn btn-sm" type="submit">应用筛选</button>
         </div>
-    </form>
-</div>
+        </form>
+    </div>
+</details>
 
 <div class="grid-4 mb-20">
     <div class="card">
diff --git a/resources/views/admin/site_subscriptions/index.blade.php b/resources/views/admin/site_subscriptions/index.blade.php
index 0576276..b0250cd 100644
--- a/resources/views/admin/site_subscriptions/index.blade.php
+++ b/resources/views/admin/site_subscriptions/index.blade.php
@@ -133,9 +133,16 @@
     <div class="muted muted-xs mt-6">建议：先处理“7天内到期”续费触达，再处理“已过期”补单或关闭。</div>
 </div>
 
-<div class="card mb-20">
-    <h3>筛选条件</h3>
-    <form method="get" action="/admin/site-subscriptions" class="grid-4">
+<details class="card mb-20 collapsible" data-role="collapsible" data-storage-key="admin.site_subscriptions.filters" open>
+    <summary class="collapsible-summary">
+        <div class="flex-between items-center">
+            <h3 class="mb-0">筛选条件</h3>
+            <span class="muted muted-xs">点击收起/展开</span>
+        </div>
+    </summary>
+    <div class="collapsible-body">
+        <form method="get" action="/admin/site-subscriptions" class="grid-4">
+
         @if($safeBackForLinks !== '')
             <input type="hidden" name="back" value="{!! $safeBackForLinks !!}">
         @endif
@@ -166,8 +173,9 @@
         <div>
             <button class="btn btn-sm" type="submit">应用筛选</button>
         </div>
-    </form>
-</div>
+        </form>
+    </div>
+</details>
 
 <div class="grid-4 mb-20">
     <div class="card">
diff --git a/tests/Feature/AdminPlanIndexFilterPanelShouldBeCollapsibleTest.php b/tests/Feature/AdminPlanIndexFilterPanelShouldBeCollapsibleTest.php
new file mode 100644
index 0000000..a6f9c51
--- /dev/null
+++ b/tests/Feature/AdminPlanIndexFilterPanelShouldBeCollapsibleTest.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminPlanIndexFilterPanelShouldBeCollapsibleTest 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_plan_index_filter_panel_should_be_collapsible(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/plans');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        $this->assertStringContainsString('data-role="collapsible"', $html);
+        $this->assertStringContainsString('data-storage-key="admin.plans.filters"', $html);
+        $this->assertStringContainsString('<summary', $html);
+        $this->assertStringContainsString('筛选条件', $html);
+    }
+}
diff --git a/tests/Feature/AdminSiteSubscriptionIndexFilterPanelShouldBeCollapsibleTest.php b/tests/Feature/AdminSiteSubscriptionIndexFilterPanelShouldBeCollapsibleTest.php
new file mode 100644
index 0000000..9ac9576
--- /dev/null
+++ b/tests/Feature/AdminSiteSubscriptionIndexFilterPanelShouldBeCollapsibleTest.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace Tests\Feature;
+
+use Illuminate\Foundation\Testing\RefreshDatabase;
+use Tests\TestCase;
+
+class AdminSiteSubscriptionIndexFilterPanelShouldBeCollapsibleTest 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_site_subscription_index_filter_panel_should_be_collapsible(): void
+    {
+        $this->loginAsPlatformAdmin();
+
+        $res = $this->get('/admin/site-subscriptions');
+        $res->assertOk();
+
+        $html = (string) $res->getContent();
+
+        $this->assertStringContainsString('data-role="collapsible"', $html);
+        $this->assertStringContainsString('data-storage-key="admin.site_subscriptions.filters"', $html);
+        $this->assertStringContainsString('<summary', $html);
+        $this->assertStringContainsString('筛选条件', $html);
+    }
+}