body {
   background-color: #f9fafb;
   font-family: "Poppins", sans-serif;
 }

 .checkout-wrapper {
   max-width: 950px;
   margin: 50px auto;
   background: #fff;
   border-radius: 12px;
   overflow: hidden;
   display: flex;
   box-shadow: 0 4px 15px rgba(0, 0, 0, 0.06);
   border: 1px solid #e5e7eb;
 }

 /* Left Summary Section */
 .checkout-summary {
   flex: 1;
   background: #fdfdfd;
   border-right: 1px solid #e5e7eb;
   padding: 30px 25px;
 }

 .merchant-logo {
   height: 35px;
   width: 35px;
   border-radius: 6px;
   background: #f0f2f5;
   display: inline-flex;
   align-items: center;
   justify-content: center;
   font-size: 20px;
   margin-right: 10px;
 }

 .merchant-name {
   font-weight: 600;
   font-size: 18px;
   color: #111827;
   vertical-align: middle;
 }

 .summary-table {
   margin-top: 30px;
   width: 100%;
   border-top: 1px solid #e5e7eb;
   padding-top: 15px;
 }

 .summary-table td {
   padding: 10px 0;
   color: #374151;
   font-size: 15px;
 }

 .summary-table .total {
   font-weight: 600;
   color: #111827;
   font-size: 16px;
 }

 /* Right Payment Section */
 .checkout-payment {
   flex: 1.2;
   padding: 35px 40px;
 }

 .back-btn {
   font-size: 14px;
   color: #2563eb;
   text-decoration: none;
   display: inline-flex;
   align-items: center;
   margin-bottom: 10px;
 }

 .card-box {
   background: #fff;
   border: 1px solid #e5e7eb;
   border-radius: 12px;
   padding: 25px;
   margin-top: 15px;
   box-shadow: 0 2px 8px rgba(0, 0, 0, 0.03);
 }

 .card-box h6 {
   font-size: 13px;
   color: #6b7280;
   text-transform: uppercase;
   letter-spacing: 0.5px;
   margin-bottom: 15px;
 }

 .form-control {
   border-radius: 8px;
   height: 45px;
   font-size: 15px;
   border: 1px solid #d1d5db;
   transition: all 0.2s ease-in-out;
 }

 .form-control:focus {
   border-color: #2563eb;
   box-shadow: 0 0 0 0.15rem rgba(37, 99, 235, 0.2);
 }

 .proceed-btn {
   width: 100%;
   background-color: #6b7280;
   border: none;
   color: white;
   font-weight: 500;
   height: 46px;
   border-radius: 8px;
   margin-top: 20px;
   transition: all 0.3s ease;
 }

 .proceed-btn:hover {
   background-color: #374151;
   transform: translateY(-1px);
 }

 .info-text {
   font-size: 13px;
   color: #6b7280;
   margin-top: 12px;
   display: flex;
   align-items: center;
 }

 .info-text i {
   margin-right: 6px;
 }

 /* Responsive */
 @media (max-width: 768px) {
   .checkout-wrapper {
     flex-direction: column;
   }

   .checkout-summary {
     border-right: none;
     border-bottom: 1px solid #e5e7eb;
   }
 }


 /* view */

 .checkout-container {
   max-width: 1100px;
   margin: 50px auto;
   background: #fff;
   border-radius: 12px;
   padding: 40px;
   box-shadow: 0 2px 15px rgba(0, 0, 0, 0.08);
 }

 .checkout-wrapper {
   display: flex;
   gap: 40px;
 }

 .checkout-summary {
   background: #f8f9fa;
   border-radius: 10px;
   padding: 25px;
   flex: 1;
 }

 .checkout-payment {
   flex: 2;
 }

 .card-box {
   background: #fff;
   border: 1px solid #e4e4e4;
   border-radius: 10px;
 }

 .place-order-btn,
 .btn-success {
   height: 48px;
   font-weight: 500;
 }

 .back-btn {
   text-decoration: none;
   color: #007bff;
 }

 .back-btn:hover {
   text-decoration: underline;
 }