diff --git a/admin/layout/style-css/order-details-mobile.css b/admin/layout/style-css/order-details-mobile.css
new file mode 100644
index 0000000..2ac7914
--- /dev/null
+++ b/admin/layout/style-css/order-details-mobile.css
@@ -0,0 +1,229 @@
+/* ==========================================================================
+   Order Details — Mobile Responsive
+   Scoped to .od-actions and .order-details
+   All rules inside @media (max-width: 767px) — desktop layout untouched
+   ========================================================================== */
+
+@media (max-width: 767px) {
+
+  /* --- 1. Action buttons bar --- */
+
+  .od-actions {
+    display: flex;
+    flex-wrap: nowrap;
+    align-items: center;
+    gap: 6px;
+    overflow-x: auto;
+    -webkit-overflow-scrolling: touch;
+    padding-bottom: 8px;
+  }
+
+  .od-actions .btn {
+    flex-shrink: 0;
+    font-size: 12px;
+    padding: 6px 10px;
+    margin-right: 0 !important;
+    margin-left: 0 !important;
+  }
+
+  /* Hide button labels on small screens — show only icons */
+  .od-actions .od-actions-label {
+    display: none;
+  }
+
+  /* Integrations dropdown — push to end, cancel float */
+  .od-actions .pull-right,
+  .od-actions .dropdown.pull-right {
+    float: none !important;
+    margin-left: auto;
+  }
+
+  /* Dropdown menu must not clip inside scroll container */
+  .od-actions .dropdown {
+    position: static;
+  }
+
+  .od-actions + .order-details .dropdown-menu,
+  #integrationsDropdownMenu.show {
+    position: fixed;
+    top: auto;
+    bottom: 0;
+    left: 0;
+    right: 0;
+    width: 100%;
+    max-width: 100%;
+    border-radius: 12px 12px 0 0;
+    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.15);
+    z-index: 1060;
+    padding: 10px 0;
+  }
+
+  #integrationsDropdownMenu.show .dropdown-item {
+    padding: 12px 20px;
+    font-size: 14px;
+  }
+
+  /* --- 2. Full-width columns stacking --- */
+
+  .order-details .col-sm-6,
+  .order-details .col-lg-8,
+  .order-details .col-lg-4,
+  .order-details .col-xl-5,
+  .order-details .col-xl-7 {
+    width: 100%;
+    flex: 0 0 100%;
+    max-width: 100%;
+  }
+
+  /* Spacing between stacked sections */
+  .order-details .col-sm-6 {
+    margin-bottom: 15px;
+  }
+
+  /* "Resend confirmation" button — allow text to wrap */
+  .order-details .resend_order_confirmation_email .btn {
+    font-size: 12px;
+    white-space: normal;
+    text-align: left;
+  }
+
+  /* --- 3. Status section --- */
+
+  .order-details .status_select #order-status {
+    max-width: 100%;
+    width: 100%;
+  }
+
+  .order-details .buttons {
+    display: flex;
+    flex-direction: column;
+    gap: 8px;
+  }
+
+  .order-details .buttons .btn {
+    width: 100%;
+    white-space: normal;
+    font-size: 13px;
+  }
+
+  .order-details .order-status {
+    font-size: 16px;
+  }
+
+  .order-details .order-history {
+    margin-top: 10px;
+  }
+
+  /* --- 4. Products table — compact list --- */
+
+  .order-details table thead {
+    display: none;
+  }
+
+  .order-details table {
+    border: none;
+  }
+
+  .order-details table tbody {
+    display: block;
+  }
+
+  .order-details table tr.order-product-details {
+    display: flex;
+    flex-wrap: wrap;
+    align-items: flex-start;
+    padding: 12px 0;
+    border-bottom: 1px solid #eee;
+    gap: 0;
+  }
+
+  .order-details table tr.order-product-details:last-child {
+    border-bottom: none;
+  }
+
+  /* Image cell */
+  .order-details table td.product-image {
+    width: 60px;
+    height: 60px;
+    flex-shrink: 0;
+    border: none;
+    padding: 0;
+    margin-right: 10px;
+    float: none;
+  }
+
+  .order-details table td.product-image img {
+    width: 60px;
+    height: 60px;
+    object-fit: contain;
+  }
+
+  /* Name cell — takes remaining space next to image */
+  .order-details table tr.order-product-details td:nth-child(2) {
+    flex: 1 1 0;
+    min-width: 0;
+    border: none;
+    padding: 0;
+    white-space: normal;
+  }
+
+  .order-details table tr.order-product-details td:nth-child(2) a {
+    font-weight: 600;
+    font-size: 13px;
+    display: block;
+    word-break: break-word;
+  }
+
+  /* Hide quantity, price, discounted-price, total columns on mobile */
+  .order-details table tr.order-product-details td.tab-center,
+  .order-details table tr.order-product-details td.tab-right {
+    display: none;
+  }
+
+  /* Show mobile price summary line */
+  .od-mobile-price-line {
+    display: block !important;
+    margin-top: 4px;
+    font-size: 13px;
+    font-weight: 600;
+    color: #2a3042;
+  }
+
+  /* --- 5. Notes --- */
+
+  .order-details #notes {
+    font-size: 14px;
+    min-height: 120px;
+  }
+
+  /* --- 6. Order summary panel --- */
+
+  .order-details .panel .panel-body {
+    font-size: 13px;
+  }
+
+  /* --- 7. Paid status --- */
+
+  .order-details .paid-status .panel-body a {
+    display: flex;
+    align-items: center;
+    gap: 10px;
+  }
+
+  /* --- 8. Message section — hide empty spacer columns --- */
+
+  .order-details .d-none.d-lg-block {
+    display: none !important;
+  }
+}
+
+/* --- Desktop: action bar spacing (replaces mr5 class) --- */
+.od-actions .btn + .btn,
+.od-actions .btn + .dropdown {
+  margin-left: 5px;
+}
+
+/* Mobile price line — hidden on desktop */
+.od-mobile-price-line {
+  display: none;
+}
diff --git a/admin/layout/style-css/table-list.css b/admin/layout/style-css/table-list.css
index 58b84ef..bd07723 100644
--- a/admin/layout/style-css/table-list.css
+++ b/admin/layout/style-css/table-list.css
@@ -57,6 +57,36 @@
   width: 100% !important;
 }
 
+/* --- Filter toggle --- */
+
+.table-filters-wrapper {
+  display: none;
+  overflow: hidden;
+}
+
+.table-filters-wrapper.open {
+  display: block;
+}
+
+.js-filter-toggle-btn.active {
+  background-color: #e8e8e8;
+  border-color: #adadad;
+  box-shadow: inset 0 3px 5px rgba(0, 0, 0, 0.125);
+}
+
+.table-filter-badge {
+  display: inline-block;
+  min-width: 16px;
+  padding: 2px 5px;
+  font-size: 10px;
+  font-weight: 700;
+  line-height: 1;
+  color: #fff;
+  background-color: #337ab7;
+  border-radius: 10px;
+  margin-left: 3px;
+}
+
 /* --- Column visibility toggle --- */
 
 .table-list-header-actions {
diff --git a/admin/templates/components/table-list.php b/admin/templates/components/table-list.php
index a97747e..31c49ae 100644
--- a/admin/templates/components/table-list.php
+++ b/admin/templates/components/table-list.php
@@ -19,6 +19,14 @@ $totalPages = max(1, (int)($list->pagination['total_pages'] ?? 1));
 $total = (int)($list->pagination['total'] ?? 0);
 $perPage = (int)($list->pagination['per_page'] ?? 15);
 
+$hasActiveFilters = false;
+foreach ($list->filters as $filter) {
+  if (isset($filter['value']) && (string)$filter['value'] !== '') {
+    $hasActiveFilters = true;
+    break;
+  }
+}
+
 $isCompactColumn = function(array $column): bool {
   $key = strtolower(trim((string)($column['key'] ?? '')));
   $label = strtolower(trim((string)($column['label'] ?? '')));
@@ -48,6 +56,14 @@ $isCompactColumn = function(array $column): bool {
       <div class="col-sm-4 text-right">
         <div class="table-list-header-actions">
           <span class="text-muted">Wyników: <?= $total; ?></span>
+          <?php if (!empty($list->filters)): ?>
+            <button type="button" class="btn btn-default btn-sm js-filter-toggle-btn<?= $hasActiveFilters ? ' active' : ''; ?>" title="Filtry">
+              <i class="fa fa-filter"></i>
+              <?php if ($hasActiveFilters): ?>
+                <span class="badge badge-primary table-filter-badge"><?= count(array_filter($list->filters, function($f) { return isset($f['value']) && (string)$f['value'] !== ''; })); ?></span>
+              <?php endif; ?>
+            </button>
+          <?php endif; ?>
           <div class="table-col-toggle-wrapper">
             <button type="button" class="btn btn-default btn-sm js-col-toggle-btn" title="Widoczność kolumn">
               <i class="fa fa-columns"></i>
@@ -75,6 +91,7 @@ $isCompactColumn = function(array $column): bool {
   </div>
 
   <div class="panel-body">
+    <div class="js-table-filters-wrapper table-filters-wrapper<?= $hasActiveFilters ? ' open' : ''; ?>">
     <form method="get" action="<?= htmlspecialchars($list->basePath, ENT_QUOTES, 'UTF-8'); ?>" class="row mb15 js-table-filters-form">
       <?php foreach ($list->filters as $filter): ?>
         <?php
@@ -148,6 +165,7 @@ $isCompactColumn = function(array $column): bool {
         <a href="<?= htmlspecialchars($list->basePath, ENT_QUOTES, 'UTF-8'); ?>" class="btn btn-default btn-sm">Wyczyść</a>
       </div>
     </form>
+    </div>
 
     <div class="table-responsive">
       <table class="table table-hover table-striped table-bordered mbn table-list-table">
@@ -469,5 +487,47 @@ $isCompactColumn = function(array $column): bool {
       saveHiddenCols([]);
       applyColumnVisibility([]);
     });
+
+    // --- Filter toggle ---
+    var filterStorageKey = 'tableListFilters_' + <?= json_encode($list->basePath); ?>;
+
+    function isFilterVisible() {
+      try {
+        return localStorage.getItem(filterStorageKey) === '1';
+      } catch (e) {}
+      return false;
+    }
+
+    function saveFilterState(visible) {
+      try {
+        localStorage.setItem(filterStorageKey, visible ? '1' : '0');
+      } catch (e) {}
+    }
+
+    var $filterWrapper = $('.js-table-filters-wrapper');
+    var $filterBtn = $('.js-filter-toggle-btn');
+    var hasActiveFilters = $filterWrapper.hasClass('open');
+
+    if (!hasActiveFilters && isFilterVisible()) {
+      $filterWrapper.addClass('open');
+      $filterBtn.addClass('active');
+    }
+
+    $(document).off('click.filterToggle', '.js-filter-toggle-btn');
+    $(document).on('click.filterToggle', '.js-filter-toggle-btn', function() {
+      var $wrapper = $('.js-table-filters-wrapper');
+      var $btn = $(this);
+      var isOpen = $wrapper.hasClass('open');
+
+      if (isOpen) {
+        $wrapper.removeClass('open');
+        $btn.removeClass('active');
+        saveFilterState(false);
+      } else {
+        $wrapper.addClass('open');
+        $btn.addClass('active');
+        saveFilterState(true);
+      }
+    });
   })(window.jQuery);
 </script>
diff --git a/admin/templates/shop-order/order-details.php b/admin/templates/shop-order/order-details.php
index 6bac75b..1561386 100644
--- a/admin/templates/shop-order/order-details.php
+++ b/admin/templates/shop-order/order-details.php
@@ -4,23 +4,23 @@ $orderId = (int)($this -> order['id'] ?? 0);
 
 <div class="site-title">Szczegóły zamówienia: <?= htmlspecialchars((string)($this -> order['number'] ?? ''), ENT_QUOTES, 'UTF-8');?></div>
 
-<div class="mb15">
-  <a href="/admin/shop_order/list/" class="btn btn-dark btn-sm mr5">
-    <i class="fa fa-reply"></i> Wstecz
+<div class="od-actions mb15">
+  <a href="/admin/shop_order/list/" class="btn btn-dark btn-sm">
+    <i class="fa fa-reply"></i> <span class="od-actions-label">Wstecz</span>
   </a>
-  <a href="/admin/shop_order/order_edit/order_id=<?= $orderId;?>" class="btn btn-danger btn-sm mr5">
-    <i class="fa fa-pencil"></i> Edytuj zamówienie
+  <a href="/admin/shop_order/order_edit/order_id=<?= $orderId;?>" class="btn btn-danger btn-sm">
+    <i class="fa fa-pencil"></i> <span class="od-actions-label">Edytuj</span>
   </a>
 
   <? if ( $this -> prev_order_id ):?>
-    <a href="/admin/shop_order/order_details/order_id=<?= (int)$this -> prev_order_id;?>" class="btn btn-success btn-sm mr5">
-      <i class="fa fa-arrow-left"></i> Poprzednie zamówienie
+    <a href="/admin/shop_order/order_details/order_id=<?= (int)$this -> prev_order_id;?>" class="btn btn-success btn-sm">
+      <i class="fa fa-arrow-left"></i> <span class="od-actions-label">Poprzednie</span>
     </a>
   <? endif;?>
 
   <? if ( $this -> next_order_id ):?>
-    <a href="/admin/shop_order/order_details/order_id=<?= (int)$this -> next_order_id;?>" class="btn btn-success btn-sm mr5">
-      <i class="fa fa-arrow-right"></i> Następne zamówienie
+    <a href="/admin/shop_order/order_details/order_id=<?= (int)$this -> next_order_id;?>" class="btn btn-success btn-sm">
+      <i class="fa fa-arrow-right"></i> <span class="od-actions-label">Następne</span>
     </a>
   <? endif;?>
 
@@ -183,6 +183,9 @@ $orderId = (int)($this -> order['id'] ?? 0);
               <div class="product-message">
                 <?= $product[ 'message' ] != '' ? '<strong>Wiadomość:</strong> ' . $product['message'] : '';?>
               </div>
+              <div class="od-mobile-price-line">
+                <?= (int)$product['quantity'];?> &times; <?= \Shared\Helpers\Helpers::decimal( $product['price_brutto_promo'] );?> = <?= \Shared\Helpers\Helpers::decimal( $product['price_brutto_promo'] * $product['quantity'] );?> zł
+              </div>
             </td>
             <td class="tab-center"><?= $product[ 'quantity' ];?></td>
             <td class="tab-right"><?= \Shared\Helpers\Helpers::decimal( $product[ 'price_brutto' ] );?> zł</td>
diff --git a/admin/templates/site/main-layout.php b/admin/templates/site/main-layout.php
index 9cb584d..4d1bdf7 100644
--- a/admin/templates/site/main-layout.php
+++ b/admin/templates/site/main-layout.php
@@ -36,6 +36,7 @@
     <script type="text/javascript" src="/admin/js/functions.js"></script>
     <link rel="stylesheet" href="/admin/layout/style-css/style.css" />
     <link rel="stylesheet" href="/admin/layout/style-css/table-list.css" />
+    <link rel="stylesheet" href="/admin/layout/style-css/order-details-mobile.css" />
   </head>
   <body>
     <div class="admin-page">
diff --git a/docs/CHANGELOG.md b/docs/CHANGELOG.md
index 7233535..670dfbd 100644
--- a/docs/CHANGELOG.md
+++ b/docs/CHANGELOG.md
@@ -4,6 +4,18 @@ Logi zmian z migracji na Domain-Driven Architecture. Najnowsze na gorze.
 
 ---
 
+## ver. 0.301 (2026-02-22) - Mobile responsive: filtry tabel i szczegoly zamowienia
+
+- **NEW**: Filtry w tabelach admina domyslnie ukryte — przycisk toggle z ikona filtra, badge z liczba aktywnych filtrow
+- **NEW**: Stan filtrow zapamietywany w `localStorage` per widok; auto-show gdy filtry aktywne
+- **NEW**: Mobilna wersja szczegolow zamowienia — responsywny layout (CSS-only, breakpoint 767px)
+- **NEW**: Pasek akcji zamowienia — ikony-only na mobile, flex row bez zawijania
+- **NEW**: Tabela produktow zamowienia — kompaktowa lista na mobile (obraz + nazwa + linia `qty x cena = suma`)
+- **NEW**: Sekcje informacyjne zamowienia — full-width stacking na mobile
+- **NEW**: Dropdown integracji jako bottom-sheet na mobile
+
+---
+
 ## ver. 0.300 (2026-02-21) - System aktualizacji oparty na manifestach JSON
 
 - **NEW**: Manifest JSON per wersja — zastępuje osobne pliki `_sql.txt` i `_files.txt`
diff --git a/docs/UPDATE_INSTRUCTIONS.md b/docs/UPDATE_INSTRUCTIONS.md
index a155334..3060a61 100644
--- a/docs/UPDATE_INSTRUCTIONS.md
+++ b/docs/UPDATE_INSTRUCTIONS.md
@@ -101,13 +101,13 @@ Aktualizacje znajdują się w folderze `updates/0.XX/` gdzie XX oznacza dziesią
 
 **WAŻNE:** W archiwum ZIP NIE powinno być folderu z nazwą wersji. Struktura ZIP zaczyna się bezpośrednio od katalogów projektu (admin/, autoload/, itp.).
 
-## Status bieżącej aktualizacji (ver. 0.300)
+## Status bieżącej aktualizacji (ver. 0.301)
 
-- Wersja udostępniona: `0.300` (data: 2026-02-21).
+- Wersja udostępniona: `0.301` (data: 2026-02-22).
 - Pliki publikacyjne:
-    - `updates/0.30/ver_0.300.zip`
+    - `updates/0.30/ver_0.301.zip`
 - Pliki metadanych aktualizacji:
     - `updates/changelog.php`
-    - `updates/versions.php` (`$current_ver = 300`)
+    - `updates/versions.php` (`$current_ver = 301`)
 - Weryfikacja testów przed publikacją:
     - `OK (692 tests, 1988 assertions)`