diff --git a/app/Http/Controllers/Admin/SettingsController.php b/app/Http/Controllers/Admin/SettingsController.php
index c331978..17cc085 100644
--- a/app/Http/Controllers/Admin/SettingsController.php
+++ b/app/Http/Controllers/Admin/SettingsController.php
@@ -28,6 +28,13 @@ class SettingsController extends Controller
             'kepala_sekolah_nip' => ['nullable', 'string', 'max:50'],
             'bk_koordinator_name' => ['nullable', 'string', 'max:255'],
             'wa_notification_template' => ['nullable', 'string', 'max:3000'],
+            // Kop surat
+            'school_government' => ['nullable', 'string', 'max:255'],
+            'school_agency' => ['nullable', 'string', 'max:255'],
+            'school_full_name' => ['nullable', 'string', 'max:255'],
+            'school_address_detail' => ['nullable', 'string', 'max:500'],
+            'school_website_email' => ['nullable', 'string', 'max:500'],
+            'school_postal' => ['nullable', 'string', 'max:20'],
         ]);
 
         foreach ($validated as $key => $value) {
@@ -39,6 +46,11 @@ class SettingsController extends Controller
             Setting::setValue('school_logo', $path, 'school', 'Logo sekolah');
         }
 
+        if ($request->hasFile('kop_logo')) {
+            $path = $request->file('kop_logo')->store('school', 'public');
+            Setting::setValue('kop_logo', $path, 'school', 'Logo kop surat');
+        }
+
         if ($request->hasFile('login_background')) {
             $path = $request->file('login_background')->store('school', 'public');
             Setting::setValue('login_background', $path, 'school', 'Background halaman login');
diff --git a/app/Http/Controllers/Admin/ViolationReportController.php b/app/Http/Controllers/Admin/ViolationReportController.php
index e71b2c9..2649320 100644
--- a/app/Http/Controllers/Admin/ViolationReportController.php
+++ b/app/Http/Controllers/Admin/ViolationReportController.php
@@ -72,6 +72,13 @@ class ViolationReportController extends Controller
             'address' => Setting::getValue('school_address', ''),
             'phone' => Setting::getValue('school_phone', ''),
             'logo' => Setting::getValue('school_logo', ''),
+            'kop_logo' => Setting::getValue('kop_logo', ''),
+            'government' => Setting::getValue('school_government', 'PEMERINTAH PROVINSI JAWA TIMUR'),
+            'agency' => Setting::getValue('school_agency', 'DINAS PENDIDIKAN'),
+            'full_name' => Setting::getValue('school_full_name', Setting::getValue('school_name', 'SMK')),
+            'address_detail' => Setting::getValue('school_address_detail', ''),
+            'website_email' => Setting::getValue('school_website_email', ''),
+            'postal' => Setting::getValue('school_postal', ''),
             'kepala_sekolah' => Setting::getValue('kepala_sekolah_name', ''),
             'kepala_sekolah_nip' => Setting::getValue('kepala_sekolah_nip', ''),
         ];
diff --git a/resources/views/reports/violation-report-pdf.blade.php b/resources/views/reports/violation-report-pdf.blade.php
index 78571da..4c16b05 100644
--- a/resources/views/reports/violation-report-pdf.blade.php
+++ b/resources/views/reports/violation-report-pdf.blade.php
@@ -6,11 +6,15 @@
     <style>
         * { box-sizing: border-box; }
         body { font-family: 'DejaVu Sans', sans-serif; font-size: 9px; color: #1a1a1a; margin: 0; padding: 0; }
-        .kop { display: flex; align-items: center; gap: 12px; border-bottom: 3px double #1e3a8a; padding-bottom: 10px; margin-bottom: 14px; }
-        .kop img { width: 62px; height: 62px; object-fit: contain; }
-        .kop .nama-sekolah { font-size: 15px; font-weight: bold; color: #1e3a8a; text-transform: uppercase; letter-spacing: 0.5px; }
-        .kop .alamat { font-size: 8px; color: #444; margin-top: 2px; }
-        .kop .sub { font-size: 8px; color: #666; }
+        .kop { width: 100%; border-collapse: collapse; margin-bottom: 0; }
+        .kop td { border: none; padding: 0; }
+        .kop-logo { width: 96px; text-align: center; vertical-align: middle; }
+        .kop-logo img { height: 72px; width: auto; max-width: 88px; object-fit: contain; }
+        .kop-text { text-align: center; vertical-align: middle; }
+        .kop-1, .kop-2 { font-size: 12px; font-weight: bold; color: #000; }
+        .kop-3 { font-size: 14.5px; font-weight: bold; color: #000; margin: 2px 0; }
+        .kop-4, .kop-5, .kop-6 { font-size: 8.5px; color: #000; }
+        .kop-line { border-bottom: 2.5px solid #000; margin: 8px 0 14px; }
         .judul { text-align: center; margin: 12px 0 4px; }
         .judul h2 { font-size: 13px; margin: 0; text-transform: uppercase; letter-spacing: 1px; }
         .judul p { font-size: 9px; margin: 3px 0 0; color: #444; }
@@ -39,17 +43,27 @@
 </head>
 <body>
 
-    {{-- Kop Sekolah --}}
-    <div class="kop">
-        @if (! empty($school['logo']) && file_exists(public_path('storage/'.$school['logo'])))
-            <img src="{{ public_path('storage/'.$school['logo']) }}" alt="logo">
-        @endif
-        <div>
-            <div class="nama-sekolah">{{ $school['name'] }}</div>
-            <div class="alamat">{{ $school['address'] }}</div>
-            <div class="sub">Telp. {{ $school['phone'] }}</div>
-        </div>
-    </div>
+    {{-- Kop Surat (format resmi: logo kiri + teks tengah + garis tebal) --}}
+    <table class="kop">
+        <tr>
+            <td class="kop-logo">
+                @if (! empty($school['kop_logo']) && file_exists(public_path('storage/'.$school['kop_logo'])))
+                    <img src="{{ public_path('storage/'.$school['kop_logo']) }}" alt="logo">
+                @elseif (! empty($school['logo']) && file_exists(public_path('storage/'.$school['logo'])))
+                    <img src="{{ public_path('storage/'.$school['logo']) }}" alt="logo">
+                @endif
+            </td>
+            <td class="kop-text">
+                <div class="kop-1">{{ $school['government'] }}</div>
+                <div class="kop-2">{{ $school['agency'] }}</div>
+                <div class="kop-3">{{ $school['full_name'] }}</div>
+                <div class="kop-4">{{ $school['address_detail'] }}</div>
+                <div class="kop-5">{{ $school['website_email'] }}</div>
+                <div class="kop-6">{{ $school['postal'] }}</div>
+            </td>
+        </tr>
+    </table>
+    <div class="kop-line"></div>
 
     {{-- Judul --}}
     <div class="judul">
diff --git a/resources/views/settings/index.blade.php b/resources/views/settings/index.blade.php
index e5ea3cd..21ae911 100644
--- a/resources/views/settings/index.blade.php
+++ b/resources/views/settings/index.blade.php
@@ -50,6 +50,57 @@
 
             <hr class="border-gray-200">
 
+            {{-- ===== Kop Surat ===== --}}
+            <div class="pt-2">
+                <h3 class="text-sm font-bold text-gray-800 mb-1">Kop Surat (format resmi)</h3>
+                <p class="text-xs text-gray-400 mb-4">Baris kop yang tampil di dokumen laporan — mengikuti format kop resmi sekolah.</p>
+
+                <div class="grid grid-cols-1 md:grid-cols-2 gap-4">
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 1 (pemerintah)</label>
+                        <input type="text" name="school_government" value="{{ old('school_government', $settings->get('school_government')?->value ?? 'PEMERINTAH PROVINSI JAWA TIMUR') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 2 (dinas)</label>
+                        <input type="text" name="school_agency" value="{{ old('school_agency', $settings->get('school_agency')?->value ?? 'DINAS PENDIDIKAN') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div class="md:col-span-2">
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 3 (nama resmi sekolah)</label>
+                        <input type="text" name="school_full_name" value="{{ old('school_full_name', $settings->get('school_full_name')?->value ?? '') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div class="md:col-span-2">
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 4 (alamat &amp; telp)</label>
+                        <input type="text" name="school_address_detail" value="{{ old('school_address_detail', $settings->get('school_address_detail')?->value ?? '') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div class="md:col-span-2">
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 5 (website &amp; email)</label>
+                        <input type="text" name="school_website_email" value="{{ old('school_website_email', $settings->get('school_website_email')?->value ?? '') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Baris 6 (kode pos)</label>
+                        <input type="text" name="school_postal" value="{{ old('school_postal', $settings->get('school_postal')?->value ?? '') }}"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm focus:outline-none focus:ring-blue-500 focus:border-blue-500">
+                    </div>
+                    <div>
+                        <label class="block text-sm font-medium text-gray-700 mb-1">Logo Kop Surat</label>
+                        @if($settings->get('kop_logo')?->value)
+                            <div class="mb-2">
+                                <img src="{{ asset('storage/' . $settings->get('kop_logo')->value) }}" class="h-16 object-contain">
+                            </div>
+                        @endif
+                        <input type="file" name="kop_logo" accept="image/*"
+                            class="w-full px-3 py-2 border border-gray-300 rounded-lg text-sm file:mr-3 file:py-1 file:px-3 file:border-0 file:text-sm file:font-medium file:bg-blue-50 file:text-blue-700 hover:file:bg-blue-100">
+                    </div>
+                </div>
+            </div>
+
+            <hr class="border-gray-200">
+
             <div>
                 <label class="block text-sm font-medium text-gray-700 mb-1">Background Halaman Login</label>
                 @if($settings->get('login_background')?->value)