Update Polish translations and enhance checkout styles

- Changed the button text for adding a voucher code to Polish ("Dodaj kod rabatowy").
- Updated placeholder text in checkout form fields to use field labels.
- Modified shipping template to display shipping time in Polish.
- Refined CSS styles for better layout and responsiveness in checkout areas.
- Updated custom CSS version in the head template and added a script to move the free shipping message to the top of the container.

themes/charme/assets/css/custom.scss

@@ -37,15 +37,6 @@
     display: none !important;
   }
 
-  .form-control,
-  select.form-control-select.form-control {
-    height: 35px;
-    line-height: 35px;
-    padding: 2px 5px;
-    background: #FFF;
-    font-size: 14px;
-  }
-
   #select-widget {
     width: 100% !important;
   }
@@ -82,4 +73,183 @@
     width: fit-content;
     font-size: 14px;
   }
+}
+
+#checkout .card {
+  background: #FFF !important;
+}
+
+#tc-container {
+  margin-top: 25px;
+
+  .checkout-area-2 {
+    margin-bottom: 10px;
+  }
+
+  .blocks {
+    border: 1px solid #eee;
+    padding: 15px;
+  }
+
+  .checkout-area-4 {
+    gap: 10px;
+    margin-bottom: 10px;
+  }
+
+  .checkout-area-9 {
+    margin-bottom: 10px;
+    gap: 10px;
+  }
+
+  .checkout-block {
+    #main {
+      .block-header {
+        padding: 0 !important;
+      }
+
+      .cart-grid {
+        margin: 0 !important;
+
+        .card {
+          padding: 0 !important;
+        }
+
+        .cart-detailed-totals {
+          background: #FFF !important;
+        }
+
+        .promo-highlighted {
+          margin-top: 15px;
+          padding-top: 15px;
+          border-top: 1px solid #d3d3d3;
+        }
+      }
+    }
+  }
+
+  @media (max-width: 825px) {
+    .blocks {
+      display: none !important;
+    }
+  }
+}
+
+#tc-container-mobile,
+#tc-container {
+
+  .custom-checkbox {
+    margin-bottom: 10px !important;
+  }
+
+  .block-header.account-header,
+  .block-header.address-name-header,
+  .block-header.shipping-method-header,
+  .block-header.payment-method-header {
+    padding: 0 !important;
+    margin-bottom: 10px;
+
+    &::before {
+      background: #ff0f1c !important;
+      color: #FFF !important;
+      border: 0 !important;
+    }
+  }
+
+  input[type="text"],
+  input[type="email"],
+  input[type="password"],
+  input[type="tel"],
+  textarea,
+  select {
+    border: 1px solid #d3d3d3;
+    border-radius: 4px;
+    padding: 10px;
+    height: 40px;
+    line-height: 20px;
+    font-size: 14px;
+    width: 100%;
+    color: #000;
+
+    &::placeholder {
+      color: #999 !important;
+      visibility: visible !important;
+      opacity: 1 !important;
+    }
+
+    &:focus {
+      border-color: #7c7c7c !important;
+    }
+  }
+
+  .cart-line-product-quantity {
+    width: 80px !important;
+  }
+
+  .suggestion:hover,
+  .selected {
+    background: #FFF !important;
+  }
+
+  .remaining-amount-to-free-shipping-container {
+    margin-bottom: 10px;
+  }
+
+  a.cart-line-product-quantity-up,
+  a.cart-line-product-quantity-down {
+    height: 40px !important;
+    width: 40px !important;
+    border: 1px solid #d3d3d3 !important;
+    margin-left: 3px;
+    margin-right: 3px;
+    background-size: 30% !important;
+  }
+
+  .delivery-options-list.shipping-selected {
+    #select-widget {
+      border: 0 !important;
+    }
+  }
+
+  .block-promo .promo-input-button .promo-input+button {
+    flex-basis: auto;
+  }
+}
+
+body.compact-cart #tc-container .qty-container .qty-box {
+  transform: none !important;
+  margin-bottom: 5px;
+}
+
+#tc-container-mobile {
+  .checkout-block {
+    padding: 0 !important;
+  }
+
+  .card.cart-container {
+    padding: 0 !important;
+  }
+
+  .product-line-actions {
+    padding-top: 0 !important;
+  }
+
+  .product-line-price {
+    display: none !important;
+  }
+
+  .cart-detailed-totals {
+    background: #FFF !important;
+  }
+
+  .card.cart-summary {
+    padding: 0 !important;
+    background: #FFF !important;
+  }
+
+  .delivery-options-list.shipping-selected {
+    #select-widget {
+      padding-left: 10px;
+      background-image: none !important;
+    }
+  }
 }