diff --git a/src/main/java/com/imprimelibros/erp/ErpApplication.java b/src/main/java/com/imprimelibros/erp/ErpApplication.java
index 0e589a8..97471b8 100644
--- a/src/main/java/com/imprimelibros/erp/ErpApplication.java
+++ b/src/main/java/com/imprimelibros/erp/ErpApplication.java
@@ -3,8 +3,10 @@ package com.imprimelibros.erp;
 import org.springframework.boot.SpringApplication;
 import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.boot.context.properties.ConfigurationPropertiesScan;
+import org.springframework.scheduling.annotation.EnableScheduling;
 
 @SpringBootApplication
+@EnableScheduling
 @ConfigurationPropertiesScan(basePackages = "com.imprimelibros.erp")
 public class ErpApplication {
 
diff --git a/src/main/java/com/imprimelibros/erp/cart/CartCleanupService.java b/src/main/java/com/imprimelibros/erp/cart/CartCleanupService.java
new file mode 100644
index 0000000..28af416
--- /dev/null
+++ b/src/main/java/com/imprimelibros/erp/cart/CartCleanupService.java
@@ -0,0 +1,28 @@
+package com.imprimelibros.erp.cart;
+
+import org.springframework.scheduling.annotation.Scheduled;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDateTime;
+
+@Service
+public class CartCleanupService {
+
+    private final CartRepository cartRepository;
+
+    public CartCleanupService(CartRepository cartRepository) {
+        this.cartRepository = cartRepository;
+    }
+
+    /**
+     * Ejecuta cada noche a las 2:00 AM
+     */
+    @Transactional
+    @Scheduled(cron = "0 0 2 * * *") // cada día a las 02:00
+    public void markAbandonedCarts() {
+        LocalDateTime limite = LocalDateTime.now().minusDays(7);
+        int updated = cartRepository.markOldCartsAsAbandoned(limite);
+        System.out.println("Carritos abandonados marcados: " + updated);
+    }
+}
diff --git a/src/main/java/com/imprimelibros/erp/cart/CartRepository.java b/src/main/java/com/imprimelibros/erp/cart/CartRepository.java
index 481ff51..1547391 100644
--- a/src/main/java/com/imprimelibros/erp/cart/CartRepository.java
+++ b/src/main/java/com/imprimelibros/erp/cart/CartRepository.java
@@ -1,8 +1,12 @@
 package com.imprimelibros.erp.cart;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.Modifying;
 import org.springframework.data.jpa.repository.Query;
 import org.springframework.data.repository.query.Param;
+import org.springframework.transaction.annotation.Transactional;
+
+import java.time.LocalDateTime;
 import java.util.Optional;
 
 public interface CartRepository extends JpaRepository<Cart, Long> {
@@ -17,5 +21,15 @@ public interface CartRepository extends JpaRepository<Cart, Long> {
                 where c.id = :id
             """)
     Optional<Cart> findByIdFetchAll(@Param("id") Long id);
+    
+    @Modifying
+    @Transactional
+    @Query("""
+        UPDATE Cart c
+        SET c.status = 'ABANDONED'
+        WHERE c.status = 'ACTIVE'
+          AND c.updatedAt < :limite
+    """)
+    int markOldCartsAsAbandoned(LocalDateTime limite);
 
 }
diff --git a/src/main/java/com/imprimelibros/erp/cart/CartService.java b/src/main/java/com/imprimelibros/erp/cart/CartService.java
index f900791..7b53eda 100644
--- a/src/main/java/com/imprimelibros/erp/cart/CartService.java
+++ b/src/main/java/com/imprimelibros/erp/cart/CartService.java
@@ -53,6 +53,14 @@ public class CartService {
         this.pedidoService = pedidoService;
     }
 
+
+    public Cart findById(Long cartId) {
+        return cartRepo.findById(cartId)
+                .orElseThrow(() -> new IllegalArgumentException("Carrito no encontrado"));
+    }
+
+    
+
     /** Devuelve el carrito activo o lo crea si no existe. */
     @Transactional
     public Cart getOrCreateActiveCart(Long userId) {
@@ -136,6 +144,14 @@ public class CartService {
         cartRepo.save(cart);
     }
 
+    @Transactional
+    public void lockCartById(Long cartId) {
+        Cart cart = cartRepo.findById(cartId)
+                .orElseThrow(() -> new IllegalArgumentException("Carrito no encontrado"));
+        cart.setStatus(Cart.Status.LOCKED);
+        cartRepo.save(cart);
+    }
+
     @Transactional
     public long countItems(Long userId) {
         Cart cart = getOrCreateActiveCart(userId);
@@ -293,6 +309,7 @@ public class CartService {
         summary.put("total", Utils.formatCurrency(total, locale));
         summary.put("amountCents", Math.round(total * 100));
         summary.put("errorShipmentCost", errorShipementCost);
+        summary.put("cartId", cart.getId());
 
         return summary;
     }
diff --git a/src/main/java/com/imprimelibros/erp/common/Utils.java b/src/main/java/com/imprimelibros/erp/common/Utils.java
index a5262b7..d5aae69 100644
--- a/src/main/java/com/imprimelibros/erp/common/Utils.java
+++ b/src/main/java/com/imprimelibros/erp/common/Utils.java
@@ -4,6 +4,8 @@ import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.security.Principal;
 import java.text.NumberFormat;
+import java.time.LocalDateTime;
+import java.time.format.DateTimeFormatter;
 import java.util.ArrayList;
 import java.util.HashMap;
 import java.util.List;
@@ -320,4 +322,12 @@ public class Utils {
                 resumen.put("servicios", serviciosExtras);
                 return resumen;
         }
+
+        public static String formatDateTime(LocalDateTime dateTime, Locale locale) {
+                if (dateTime == null) {
+                        return "";
+                }
+                DateTimeFormatter formatter = DateTimeFormatter.ofPattern("dd/MM/yyyy HH:mm", locale);
+                return dateTime.format(formatter);
+        }
 }
diff --git a/src/main/java/com/imprimelibros/erp/pagos imprimelibros.zip b/src/main/java/com/imprimelibros/erp/pagos imprimelibros.zip
deleted file mode 100644
index a23c4c8..0000000
Binary files a/src/main/java/com/imprimelibros/erp/pagos imprimelibros.zip and /dev/null differ
diff --git a/src/main/java/com/imprimelibros/erp/payments/PaymentController.java b/src/main/java/com/imprimelibros/erp/payments/PaymentController.java
index 85f946d..2cfe1ca 100644
--- a/src/main/java/com/imprimelibros/erp/payments/PaymentController.java
+++ b/src/main/java/com/imprimelibros/erp/payments/PaymentController.java
@@ -1,9 +1,36 @@
 package com.imprimelibros.erp.payments;
 
+import java.util.List;
+import java.util.Locale;
+import java.util.Map;
+import java.util.Optional;
+
+import org.springframework.data.jpa.domain.Specification;
 import org.springframework.security.access.prepost.PreAuthorize;
+import org.springframework.security.core.Authentication;
 import org.springframework.stereotype.Controller;
 import org.springframework.web.bind.annotation.RequestMapping;
 import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+
+import com.imprimelibros.erp.payments.model.PaymentTransactionStatus.*;
+
+import com.imprimelibros.erp.common.Utils;
+import com.imprimelibros.erp.configuracion.margenes_presupuestos.MargenPresupuesto;
+import com.imprimelibros.erp.datatables.DataTable;
+import com.imprimelibros.erp.datatables.DataTablesParser;
+import com.imprimelibros.erp.datatables.DataTablesRequest;
+import com.imprimelibros.erp.datatables.DataTablesResponse;
+import com.imprimelibros.erp.payments.model.Payment;
+import com.imprimelibros.erp.payments.model.PaymentTransaction;
+import com.imprimelibros.erp.payments.model.PaymentTransactionStatus;
+import com.imprimelibros.erp.payments.repo.PaymentTransactionRepository;
+import com.imprimelibros.erp.users.User;
+import com.imprimelibros.erp.users.UserDao;
+
+import jakarta.servlet.http.HttpServletRequest;
+
 
 
 @Controller
@@ -11,10 +38,87 @@ import org.springframework.web.bind.annotation.GetMapping;
 @PreAuthorize("hasRole('SUPERADMIN')")
 public class PaymentController {
 
+    protected final PaymentTransactionRepository repoPaymentTransaction;
+    protected final UserDao repoUser;
+
+    public PaymentController(PaymentTransactionRepository repoPaymentTransaction, UserDao repoUser) {
+        this.repoPaymentTransaction = repoPaymentTransaction;
+        this.repoUser = repoUser;
+    }
+
     @GetMapping()
     public String index() {
         return "imprimelibros/pagos/gestion-pagos";
     }
     
+
+    @GetMapping(value = "datatable/redsys", produces = "application/json")
+    @ResponseBody
+    public DataTablesResponse<Map<String, Object>> getDatatableRedsys(HttpServletRequest request,Locale locale) {
+        
+        DataTablesRequest dt = DataTablesParser.from(request);
+
+        List<String> searchable = List.of(
+                );
+
+        List<String> orderable = List.of(
+            
+               );
+        
+        Specification<PaymentTransaction> base = Specification.allOf(
+                (root, query, cb) -> cb.equal(root.get("status"), PaymentTransactionStatus.succeeded));
+        
+        Long total = repoPaymentTransaction.count(base);
+
+        return DataTable
+                .of(repoPaymentTransaction, PaymentTransaction.class, dt, searchable) // 'searchable' en DataTable.java
+                // edita columnas "reales":
+                .orderable(orderable)
+                .add("created_at", (pago) -> {
+                    return Utils.formatDateTime(pago.getCreatedAt(), locale);
+                })
+                .add("client", (pago) -> {
+                    if (pago.getPayment() != null && pago.getPayment().getUserId() != null) {
+                        Payment payment = pago.getPayment();
+                        if(payment.getUserId() != null) {
+                            Optional<User> user = repoUser.findById(payment.getUserId());
+                            return user.map(User::getFullName).orElse("");
+                        }
+                        return "";
+                    } else {
+                        return "";
+                    }
+                })
+                .add("gateway_order_id", (pago) -> {
+                    if (pago.getPayment() != null) {
+                        return pago.getPayment().getGatewayOrderId();
+                    } else {
+                        return "";
+                    }
+                })
+                .add("orderId", (pago) -> {
+                    if (pago.getPayment() != null && pago.getPayment().getOrderId() != null) {
+                        return pago.getPayment().getOrderId().toString();
+                    } else {
+                        return "";
+                    }
+                })
+                .add("amount_cents", (pago) -> {
+                    return Utils.formatCurrency(pago.getAmountCents() / 100.0, locale);
+                })
+                .add("actions", (pago) -> {
+                    return "<div class=\"hstack gap-3 flex-wrap\">\n" +
+                            "                    <a href=\"javascript:void(0);\" data-id=\"" + pago.getId()
+                            + "\" class=\"link-success btn-edit-pago fs-15\"><i class=\"ri-edit-2-line\"></i></a>\n"
+                            + "                    <a href=\"javascript:void(0);\" data-id=\"" + pago.getId()
+                            + "\" class=\"link-danger btn-delete-pago fs-15\"><i class=\"ri-delete-bin-5-line\"></i></a>\n"
+                            + "                </div>";
+                })
+                .where(base)
+                // Filtros custom:
+                .toJson(total);
+         
+    }
+    
     
 }
diff --git a/src/main/java/com/imprimelibros/erp/payments/PaymentService.java b/src/main/java/com/imprimelibros/erp/payments/PaymentService.java
index bba6420..0b98dc5 100644
--- a/src/main/java/com/imprimelibros/erp/payments/PaymentService.java
+++ b/src/main/java/com/imprimelibros/erp/payments/PaymentService.java
@@ -1,6 +1,8 @@
 package com.imprimelibros.erp.payments;
 
 import com.fasterxml.jackson.databind.ObjectMapper;
+import com.imprimelibros.erp.cart.Cart;
+import com.imprimelibros.erp.cart.CartService;
 import com.imprimelibros.erp.payments.model.*;
 import com.imprimelibros.erp.payments.repo.PaymentRepository;
 import com.imprimelibros.erp.payments.repo.PaymentTransactionRepository;
@@ -25,28 +27,36 @@ public class PaymentService {
     private final RedsysService redsysService;
     private final WebhookEventRepository webhookEventRepo;
     private final ObjectMapper om = new ObjectMapper();
+    private final CartService cartService;
 
     public PaymentService(PaymentRepository payRepo,
             PaymentTransactionRepository txRepo,
             RefundRepository refundRepo,
             RedsysService redsysService,
-            WebhookEventRepository webhookEventRepo) {
+            WebhookEventRepository webhookEventRepo, CartService cartService) {
         this.payRepo = payRepo;
         this.txRepo = txRepo;
         this.refundRepo = refundRepo;
         this.redsysService = redsysService;
         this.webhookEventRepo = webhookEventRepo;
+        this.cartService = cartService;
     }
+    
 
     /**
      * Crea el Payment en BD y construye el formulario de Redsys usando la API
      * oficial (ApiMacSha256).
      */
     @Transactional
-    public FormPayload createRedsysPayment(Long orderId, long amountCents, String currency, String method)
+    public FormPayload createRedsysPayment(Long cartId, long amountCents, String currency, String method)
             throws Exception {
         Payment p = new Payment();
-        p.setOrderId(orderId);
+        p.setOrderId(null);
+
+        Cart cart = this.cartService.findById(cartId);
+        if(cart != null && cart.getUserId() != null) {
+            p.setUserId(cart.getUserId());
+        }
         p.setCurrency(currency);
         p.setAmountTotalCents(amountCents);
         p.setGateway("redsys");
@@ -64,7 +74,7 @@ public class PaymentService {
         payRepo.save(p);
 
         RedsysService.PaymentRequest req = new RedsysService.PaymentRequest(dsOrder, amountCents,
-                "Compra en Imprimelibros");
+                "Compra en Imprimelibros", cartId);
 
         if ("bizum".equalsIgnoreCase(method)) {
             return redsysService.buildRedirectFormBizum(req);
@@ -187,8 +197,22 @@ public class PaymentService {
                 p.setStatus(PaymentStatus.failed);
                 p.setFailedAt(LocalDateTime.now());
             }
+
+            if(authorized) {
+                // GENERAR PEDIDO A PARTIR DEL CARRITO
+                Cart cart = this.cartService.findById(notif.cartId);
+                if(cart != null) {
+                    // Bloqueamos el carrito
+                    this.cartService.lockCartById(cart.getId());
+                    // order ID es generado dentro de createOrderFromCart donde se marcan los presupuestos como no editables
+                    // Long orderId = this.cartService.pedidoService.createOrderFromCart(cart.getId(), p.getId());
+                    // p.setOrderId(orderId);
+                    
+                }
+            }
             
             payRepo.save(p);
+            
 
             if (!authorized) {
                 ev.setLastError("Payment declined (Ds_Response=" + notif.response + ")");
@@ -262,9 +286,15 @@ public class PaymentService {
     }
 
     @Transactional
-    public Payment createBankTransferPayment(Long orderId, long amountCents, String currency) {
+    public Payment createBankTransferPayment(Long cartId, long amountCents, String currency) {
         Payment p = new Payment();
-        p.setOrderId(orderId);
+        p.setOrderId(null);
+
+        Cart cart = this.cartService.findById(cartId);
+        if(cart != null && cart.getUserId() != null) {
+            p.setUserId(cart.getUserId());
+        }
+
         p.setCurrency(currency);
         p.setAmountTotalCents(amountCents);
         p.setGateway("bank_transfer");
diff --git a/src/main/java/com/imprimelibros/erp/payments/repo/PaymentTransactionRepository.java b/src/main/java/com/imprimelibros/erp/payments/repo/PaymentTransactionRepository.java
index aac12ad..e0eb955 100644
--- a/src/main/java/com/imprimelibros/erp/payments/repo/PaymentTransactionRepository.java
+++ b/src/main/java/com/imprimelibros/erp/payments/repo/PaymentTransactionRepository.java
@@ -6,10 +6,11 @@ import com.imprimelibros.erp.payments.model.PaymentTransactionStatus;
 import com.imprimelibros.erp.payments.model.PaymentTransactionType;
 
 import org.springframework.data.jpa.repository.JpaRepository;
+import org.springframework.data.jpa.repository.JpaSpecificationExecutor;
 
 import java.util.Optional;
 
-public interface PaymentTransactionRepository extends JpaRepository<PaymentTransaction, Long> {
+public interface PaymentTransactionRepository extends JpaRepository<PaymentTransaction, Long>, JpaSpecificationExecutor<PaymentTransaction> {
     Optional<PaymentTransaction> findByGatewayTransactionId(String gatewayTransactionId);
     Optional<PaymentTransaction> findByIdempotencyKey(String idempotencyKey);
     Optional<PaymentTransaction> findFirstByPaymentIdAndTypeAndStatusOrderByIdDesc(
diff --git a/src/main/java/com/imprimelibros/erp/redsys/RedsysController.java b/src/main/java/com/imprimelibros/erp/redsys/RedsysController.java
index b0bcf07..56a9e61 100644
--- a/src/main/java/com/imprimelibros/erp/redsys/RedsysController.java
+++ b/src/main/java/com/imprimelibros/erp/redsys/RedsysController.java
@@ -4,12 +4,16 @@ import com.imprimelibros.erp.payments.PaymentService;
 import com.imprimelibros.erp.payments.model.Payment;
 import com.imprimelibros.erp.redsys.RedsysService.FormPayload;
 
+import org.springframework.context.MessageSource;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
 import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.servlet.mvc.support.RedirectAttributes;
 
 import java.nio.charset.StandardCharsets;
+import java.util.Locale;
 import java.util.UUID;
 
 @Controller
@@ -17,19 +21,21 @@ import java.util.UUID;
 public class RedsysController {
 
     private final PaymentService paymentService;
+    private final MessageSource messageSource;
 
-    public RedsysController(PaymentService paymentService) {
+    public RedsysController(PaymentService paymentService, MessageSource messageSource) {
         this.paymentService = paymentService;
+        this.messageSource = messageSource;
     }
 
     @PostMapping(value = "/crear", consumes = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
     @ResponseBody
     public ResponseEntity<byte[]> crearPago(@RequestParam("amountCents") Long amountCents,
-            @RequestParam("method") String method) throws Exception {
+            @RequestParam("method") String method, @RequestParam("cartId") Long cartId) throws Exception {
 
         if ("bank-transfer".equalsIgnoreCase(method)) {
             // 1) Creamos el Payment interno SIN orderId (null)
-            Payment p = paymentService.createBankTransferPayment(null, amountCents, "EUR");
+            Payment p = paymentService.createBankTransferPayment(cartId, amountCents, "EUR");
 
             // 2) Mostramos instrucciones de transferencia
             String html = """
@@ -55,7 +61,7 @@ public class RedsysController {
         }
 
         // Tarjeta o Bizum (Redsys)
-        FormPayload form = paymentService.createRedsysPayment(null, amountCents, "EUR", method);
+        FormPayload form = paymentService.createRedsysPayment(cartId, amountCents, "EUR", method);
 
         String html = """
                 <html><head><meta charset="utf-8"><title>Redirigiendo a Redsys…</title></head>
@@ -64,6 +70,7 @@ public class RedsysController {
                     <input type="hidden" name="Ds_SignatureVersion" value="%s"/>
                     <input type="hidden" name="Ds_MerchantParameters" value="%s"/>
                     <input type="hidden" name="Ds_Signature" value="%s"/>
+                    <input type="hidden" name="cartId" value="%d"/>
                     <noscript>
                        <p>Haz clic en pagar para continuar</p>
                        <button type="submit">Pagar</button>
@@ -74,7 +81,7 @@ public class RedsysController {
                 form.action(),
                 form.signatureVersion(),
                 form.merchantParameters(),
-                form.signature());
+                form.signature(), cartId);
 
         byte[] body = html.getBytes(StandardCharsets.UTF_8);
         return ResponseEntity.ok()
@@ -84,14 +91,11 @@ public class RedsysController {
 
     // GET: cuando el usuario cae aquí sin parámetros, o Redsys redirige por GET
     @GetMapping("/ok")
-    @ResponseBody
-    public ResponseEntity<String> okGet() {
-        String html = """
-                <h2>Pago procesado</h2>
-                <p>Si el pago ha sido autorizado, verás el pedido en tu área de usuario o recibirás un email de confirmación.</p>
-                <p><a href="/cart">Volver a la tienda</a></p>
-                """;
-        return ResponseEntity.ok(html);
+    public String okGet(RedirectAttributes redirectAttrs, Model model, Locale locale) {
+        String msg = messageSource.getMessage("checkout.success.payment", null, "Pago realizado con éxito. Gracias por su compra.", locale);
+        model.addAttribute("successPago", msg);
+        redirectAttrs.addFlashAttribute("successPago", msg);
+        return "redirect:/cart";
     }
 
     // POST: si Redsys envía Ds_Signature y Ds_MerchantParameters (muchas
@@ -111,9 +115,12 @@ public class RedsysController {
     }
 
     @GetMapping("/ko")
-    @ResponseBody
-    public ResponseEntity<String> koGet() {
-        return ResponseEntity.ok("<h2>Pago cancelado o rechazado</h2><a href=\"/checkout\">Volver</a>");
+    public String koGet(RedirectAttributes redirectAttrs, Model model, Locale locale) {
+
+        String msg = messageSource.getMessage("checkout.error.payment", null, "Error al procesar el pago: el pago ha sido cancelado o rechazado Por favor, inténtelo de nuevo.", locale);
+        model.addAttribute("errorPago", msg);
+        redirectAttrs.addFlashAttribute("errorPago", msg);
+        return "redirect:/cart";
     }
 
     @PostMapping(value = "/ko", consumes = MediaType.APPLICATION_FORM_URLENCODED_VALUE)
diff --git a/src/main/java/com/imprimelibros/erp/redsys/RedsysService.java b/src/main/java/com/imprimelibros/erp/redsys/RedsysService.java
index be317ee..d6390a6 100644
--- a/src/main/java/com/imprimelibros/erp/redsys/RedsysService.java
+++ b/src/main/java/com/imprimelibros/erp/redsys/RedsysService.java
@@ -1,5 +1,6 @@
 package com.imprimelibros.erp.redsys;
 
+import org.json.JSONObject;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.stereotype.Service;
 import sis.redsys.api.ApiMacSha256;
@@ -38,7 +39,7 @@ public class RedsysService {
 
     // ---------- RECORDS ----------
     // Pedido a Redsys
-    public record PaymentRequest(String order, long amountCents, String description) {
+    public record PaymentRequest(String order, long amountCents, String description, Long cartId) {
     }
 
     // Payload para el formulario
@@ -69,6 +70,13 @@ public class RedsysService {
         api.setParameter("DS_MERCHANT_URLOK", urlOk);
         api.setParameter("DS_MERCHANT_URLKO", urlKo);
 
+        // ✅ Añadir contexto adicional (por ejemplo, cartId)
+        // Si tu PaymentRequest no lo lleva todavía, puedes pasarlo en description o
+        // crear otro campo.
+        JSONObject ctx = new JSONObject();
+        ctx.put("cartId", req.cartId()); // o req.cartId() si decides añadirlo al record
+        api.setParameter("DS_MERCHANT_MERCHANTDATA", ctx.toString());
+
         if (req.description() != null && !req.description().isBlank()) {
             api.setParameter("DS_MERCHANT_PRODUCTDESCRIPTION", req.description());
         }
@@ -110,7 +118,7 @@ public class RedsysService {
 
         // 1) Decodificar Ds_MerchantParameters usando la librería oficial
         String json = api.decodeMerchantParameters(dsMerchantParametersB64);
-        
+
         // 2) Convertir a Map para tu modelo
         Map<String, Object> mp = MAPPER.readValue(json, new TypeReference<>() {
         });
@@ -174,6 +182,7 @@ public class RedsysService {
         public final String response;
         public final long amountCents;
         public final String currency;
+        public final Long cartId;
 
         public RedsysNotification(Map<String, Object> raw) {
             this.raw = raw;
@@ -181,6 +190,24 @@ public class RedsysService {
             this.response = str(raw.get("Ds_Response"));
             this.currency = str(raw.get("Ds_Currency"));
             this.amountCents = parseLongSafe(raw.get("Ds_Amount"));
+            this.cartId = extractCartId(raw.get("Ds_MerchantData"));
+        }
+
+        private static Long extractCartId(Object merchantDataObj) {
+            if (merchantDataObj == null)
+                return null;
+            try {
+                String json = String.valueOf(merchantDataObj);
+
+                // 👇 DES-ESCAPAR las comillas HTML que vienen de Redsys
+                json = json.replace("&#34;", "\"");
+
+                org.json.JSONObject ctx = new org.json.JSONObject(json);
+                return ctx.optLong("cartId", 0L);
+            } catch (Exception e) {
+                e.printStackTrace(); // te ayudará si vuelve a fallar
+                return null;
+            }
         }
 
         public boolean authorized() {
diff --git a/src/main/resources/db/changelog/changesets/0008-update-cart-status-constraint.yml b/src/main/resources/db/changelog/changesets/0008-update-cart-status-constraint.yml
new file mode 100644
index 0000000..458add4
--- /dev/null
+++ b/src/main/resources/db/changelog/changesets/0008-update-cart-status-constraint.yml
@@ -0,0 +1,28 @@
+databaseChangeLog:
+  - changeSet:
+      id: 0008-update-cart-status-constraint
+      author: jjo
+      changes:
+        # 1) Eliminar el índice único antiguo (user_id, status)
+        - sql:
+            sql: |
+              ALTER TABLE carts
+              DROP INDEX uq_carts_user_active;
+
+        # 2) Añadir columna generada 'active_flag'
+        #    Será 1 si status = 'ACTIVE', y NULL en cualquier otro caso
+        - sql:
+            sql: |
+              ALTER TABLE carts
+              ADD COLUMN active_flag TINYINT(1)
+              GENERATED ALWAYS AS (
+                CASE WHEN status = 'ACTIVE' THEN 1 ELSE NULL END
+              );
+
+        # 3) Crear el nuevo índice único:
+        #    solo limita (user_id, active_flag=1),
+        #    se permiten muchos registros con active_flag NULL (LOCKED, COMPLETED, etc.)
+        - sql:
+            sql: |
+              CREATE UNIQUE INDEX uq_carts_user_active
+              ON carts (user_id, active_flag);
diff --git a/src/main/resources/db/changelog/master.yml b/src/main/resources/db/changelog/master.yml
index fcdec19..eef96c7 100644
--- a/src/main/resources/db/changelog/master.yml
+++ b/src/main/resources/db/changelog/master.yml
@@ -12,4 +12,6 @@ databaseChangeLog:
   - include:
       file: db/changelog/changesets/0006-add-cart-direcciones.yml
   - include:
-      file: db/changelog/changesets/0007-payments-core.yml
\ No newline at end of file
+      file: db/changelog/changesets/0007-payments-core.yml
+  - include:
+      file: db/changelog/changesets/0008-update-cart-status-constraint.yml
\ No newline at end of file
diff --git a/src/main/resources/i18n/pagos_es.properties b/src/main/resources/i18n/pagos_es.properties
index bd5a049..bf2e2aa 100644
--- a/src/main/resources/i18n/pagos_es.properties
+++ b/src/main/resources/i18n/pagos_es.properties
@@ -1,4 +1,12 @@
 pagos.module-title=Gestión de Pagos
 
 pagos.tab.movimientos-redsys=Movimientos Redsys
-pagos.tab.transferencias-bancarias=Transferencias Bancarias
\ No newline at end of file
+pagos.tab.transferencias-bancarias=Transferencias Bancarias
+
+pagos.table.cliente.nombre=Nombre Cliente
+pagos.table.redsys.id=Cod. Redsys
+pagos.table.pedido.id=Pedido
+pagos.table.cantidad=Cantidad
+pagos.table.fecha=Fecha
+pagos.table.estado=Estado
+pagos.table.acciones=Acciones
diff --git a/src/main/resources/i18n/pedidos_es.properties b/src/main/resources/i18n/pedidos_es.properties
index 84a21ce..8ec7add 100644
--- a/src/main/resources/i18n/pedidos_es.properties
+++ b/src/main/resources/i18n/pedidos_es.properties
@@ -12,5 +12,7 @@ checkout.billing-address.errors.noAddressSelected=Debe seleccionar una direcció
 checkout.payment.card=Tarjeta de crédito / débito
 checkout.payment.bizum=Bizum
 checkout.payment.bank-transfer=Transferencia bancaria
+checkout.error.payment=Error al procesar el pago: el pago ha sido cancelado o rechazado Por favor, inténtelo de nuevo.
+checkout.success.payment=Pago realizado con éxito. Gracias por su compra.
 
 checkout.make-payment=Realizar el pago
\ No newline at end of file
diff --git a/src/main/resources/static/assets/css/imprimelibros.css b/src/main/resources/static/assets/css/imprimelibros.css
index d3af090..30737c5 100644
--- a/src/main/resources/static/assets/css/imprimelibros.css
+++ b/src/main/resources/static/assets/css/imprimelibros.css
@@ -57,3 +57,13 @@ body {
   color: #92b2a7;
 }
 
+.alert-fadeout {
+    opacity: 1;
+    transition: opacity 1s ease;
+    animation: fadeout 4s forwards;
+}
+
+@keyframes fadeout {
+    0%, 70% { opacity: 1; }
+    100% { opacity: 0; }
+}
\ No newline at end of file
diff --git a/src/main/resources/static/assets/js/app.js b/src/main/resources/static/assets/js/app.js
index 9f47370..5785e02 100644
--- a/src/main/resources/static/assets/js/app.js
+++ b/src/main/resources/static/assets/js/app.js
@@ -256,4 +256,13 @@
     }
   }
 
+  // Oculta los alerts cuando se termina la animacion:
+  document.addEventListener("DOMContentLoaded", () => {
+    document.querySelectorAll('.alert-fadeout').forEach(alert => {
+      alert.addEventListener('animationend', () => {
+        alert.classList.add('d-none');
+      });
+    });
+  });
+
 })();
diff --git a/src/main/resources/static/assets/js/pages/imprimelibros/pagos/pagos.js b/src/main/resources/static/assets/js/pages/imprimelibros/pagos/pagos.js
index c1a9089..68c5eb0 100644
--- a/src/main/resources/static/assets/js/pages/imprimelibros/pagos/pagos.js
+++ b/src/main/resources/static/assets/js/pages/imprimelibros/pagos/pagos.js
@@ -1,3 +1,60 @@
-$(()=>{
-    
+$(() => {
+
+    const csrfToken = document.querySelector('meta[name="_csrf"]')?.getAttribute('content');
+    const csrfHeader = document.querySelector('meta[name="_csrf_header"]')?.getAttribute('content');
+    if (window.$ && csrfToken && csrfHeader) {
+        $.ajaxSetup({
+            beforeSend: function (xhr) {
+                xhr.setRequestHeader(csrfHeader, csrfToken);
+            }
+        });
+    }
+
+    const language = document.documentElement.lang || 'es-ES';
+
+    // Comprueba dependencias antes de iniciar
+    if (!window.DataTable) {
+        console.error('DataTables no está cargado aún');
+        return;
+    }
+
+    const table = new DataTable('#pagos-redsys-datatable', {
+        processing: true,
+        serverSide: true,
+        orderCellsTop: true,
+        pageLength: 50,
+        language: { url: '/assets/libs/datatables/i18n/' + language + '.json' },
+        responsive: true,
+        dom: 'lrBtip',
+        buttons: {
+            dom: {
+                button: {
+                    className: 'btn btn-sm btn-outline-primary me-1'
+                },
+                buttons: [
+                    { extend: 'copy' },
+                    { extend: 'csv' },
+                    { extend: 'excel' },
+                    { extend: 'pdf' },
+                    { extend: 'print' },
+                    { extend: 'colvis' }
+                ],
+            }
+        },
+        ajax: {
+            url: '/pagos/datatable/redsys',
+            method: 'GET',
+        },
+        order: [[4, 'asc']], // Ordena por fecha por defecto
+        columns: [
+            { data: 'client', name: 'user.fullName', orderable: true },
+            { data: 'gateway_order_id', name: 'payments.gateway_order_id', orderable: true },
+            { data: 'orderId', name: 'order.id', orderable: true },
+            { data: 'amount_cents', name: 'amount_cents', orderable: true },
+            { data: 'created_at', name: 'created_at', orderable: true },
+            { data: 'actions', name: 'actions' }
+        ],
+        columnDefs: [{ targets: -1, orderable: false, searchable: false }]
+    });
+
 })
\ No newline at end of file
diff --git a/src/main/resources/templates/imprimelibros/cart/_cartContent.html b/src/main/resources/templates/imprimelibros/cart/_cartContent.html
index c0f6d21..b0ca9b3 100644
--- a/src/main/resources/templates/imprimelibros/cart/_cartContent.html
+++ b/src/main/resources/templates/imprimelibros/cart/_cartContent.html
@@ -7,9 +7,11 @@
         </div>
     </div>
 
-    <div id="errorEnvio" th:class="${'alert alert-danger' + (errorEnvio ? '' : ' d-none')}" role="alert"
+    <div th:if="${errorPago}" class="alert alert-danger alert-fadeout my-1" role="alert" th:text="${errorPago}"></div>
+    
+    <div id="errorEnvio" th:class="${'alert alert-danger my-1' + (errorEnvio ? '' : ' d-none')}" role="alert"
         th:text="#{cart.errors.shipping}"></div>
-    <div th:if="${!#strings.isEmpty(errorMessage) and items != null and !items.isEmpty()}" class="alert alert-danger "
+    <div th:if="${!#strings.isEmpty(errorMessage) and items != null and !items.isEmpty()}" class="alert alert-danger my-1 "
         role="alert" th:text="${errorMessage}"></div>
 
     <div class="alert alert-danger alert-shipment d-none" role="alert"
diff --git a/src/main/resources/templates/imprimelibros/cart/cart.html b/src/main/resources/templates/imprimelibros/cart/cart.html
index 7498643..d1f784c 100644
--- a/src/main/resources/templates/imprimelibros/cart/cart.html
+++ b/src/main/resources/templates/imprimelibros/cart/cart.html
@@ -35,7 +35,9 @@
                         </ol>
                     </nav>
                 </div>
-
+                
+                <div th:if="${successPago}" class="alert alert-success alert-fadeout my-1" role="alert" th:text="${successPago}"></div>
+                
                 <div th:if="${items.isEmpty()}">
                     <div id="alert-empty"class="alert alert-info" role="alert" th:text="#{cart.empty}"></div>
                 </div>
diff --git a/src/main/resources/templates/imprimelibros/checkout/_summary.html b/src/main/resources/templates/imprimelibros/checkout/_summary.html
index e81b1b7..288dc03 100644
--- a/src/main/resources/templates/imprimelibros/checkout/_summary.html
+++ b/src/main/resources/templates/imprimelibros/checkout/_summary.html
@@ -41,6 +41,7 @@
                     <form th:action="@{/pagos/redsys/crear}" method="post">
                         <input type="hidden" name="amountCents" th:value="${summary.amountCents}" />
                         <input type="hidden" name="method" value="card"/> 
+                        <input type="hidden" name="cartId" th:value="${summary.cartId}" />
                         <button id="btn-checkout" type="submit" class="btn btn-secondary w-100 mt-2"
                             th:text="#{checkout.make-payment}" disabled>Checkout</button>
                     </form>
diff --git a/src/main/resources/templates/imprimelibros/pagos/gestion-pagos.html b/src/main/resources/templates/imprimelibros/pagos/gestion-pagos.html
index b09284c..09059bb 100644
--- a/src/main/resources/templates/imprimelibros/pagos/gestion-pagos.html
+++ b/src/main/resources/templates/imprimelibros/pagos/gestion-pagos.html
@@ -62,11 +62,10 @@
                     <!-- Tab panes -->
                     <div class="tab-content text-muted">
                         <div class="tab-pane active show" id="arrow-redsys" role="tabpanel">
-                            <!---
-                            <div
-                                th:insert="~{imprimelibros/presupuestos/presupuesto-list-items/tabla-cliente :: tabla-cliente}">
-                            </div> 
---->
+
+                            <div th:insert="~{imprimelibros/pagos/tabla-redsys :: tabla-redsys}">
+                            </div>
+
                         </div>
                         <div class="tab-pane" id="arrow-transferencias" role="tabpanel">
                             <!---
@@ -89,6 +88,19 @@
                 window.languageBundle = /*[[${languageBundle}]]*/ {};
             </script>
 
+            <script th:src="@{/assets/libs/datatables/datatables.min.js}"></script>
+            <script th:src="@{/assets/libs/datatables/dataTables.bootstrap5.min.js}"></script>
+
+            <!-- JS de Buttons y dependencias -->
+            <script th:src="@{/assets/libs/datatables/dataTables.buttons.min.js}"></script>
+            <script th:src="@{/assets/libs/jszip/jszip.min.js}"></script>
+            <script th:src="@{/assets/libs/pdfmake/pdfmake.min.js}"></script>
+            <script th:src="@{/assets/libs/pdfmake/vfs_fonts.min.js}"></script>
+            <script th:src="@{/assets/libs/datatables/buttons.html5.min.js}"></script>
+            <script th:src="@{/assets/libs/datatables/buttons.print.min.js}"></script>
+            <script th:src="@{/assets/libs/datatables/buttons.colVis.min.js}"></script>
+
+
             <script type="module" th:src="@{/assets/js/pages/imprimelibros/pagos/pagos.js}"></script>
         </th:block>
 </body>
diff --git a/src/main/resources/templates/imprimelibros/pagos/tabla-redsys.html b/src/main/resources/templates/imprimelibros/pagos/tabla-redsys.html
new file mode 100644
index 0000000..e6b05dd
--- /dev/null
+++ b/src/main/resources/templates/imprimelibros/pagos/tabla-redsys.html
@@ -0,0 +1,24 @@
+<div th:fragment="tabla-redsys">
+    <table id="pagos-redsys-datatable" class="table table-striped table-nowrap responsive w-100">
+        <thead>
+            <tr>
+                <th scope="col" th:text="#{pagos.table.cliente.nombre}">ID</th>
+                <th scope="col" th:text="#{pagos.table.redsys.id}">Cliente</th>
+                <th scope="col" th:text="#{pagos.table.pedido.id}">Pedido</th>
+                <th scope="col" th:text="#{pagos.table.cantidad}">Cantidad</th>
+                <th scope="col" th:text="#{pagos.table.fecha}">Fecha</th>
+                <th scope="col" th:text="#{pagos.table.acciones}">Acciones</th>
+            </tr>
+            <tr>
+                <th><input type="text" class="form-control form-control-sm presupuesto-filter" data-col="user.fullName" /></th>
+                <th><input type="text" class="form-control form-control-sm presupuesto-filter" data-col="user.fullName" /></th>
+                <th><input type="text" class="form-control form-control-sm presupuesto-filter" data-col="payments.gateway_order_id" /></th>
+                <th></th>
+                <th></th>
+                <th></th> <!-- Acciones (sin filtro) -->
+            </tr>
+        </thead>
+        <tbody>
+        </tbody>
+    </table>
+</div>
\ No newline at end of file