.aadhar-box {
            width: 360px;
            /* 12 boxes × 30px */
            height: 50px;
            font-size: 24px;
            font-family: monospace;
            padding: 0 10px;
            border: 1px solid #000;
            border-radius: 6px;
            box-sizing: border-box;
            outline: none;
            letter-spacing: 18px;
            /* Tune this! */

            background-image: repeating-linear-gradient(to right,
                    #000 0px,
                    #000 1px,
                    transparent 1px,
                    transparent 30px);
            background-size: 30px 100%;
            background-repeat: repeat-x;
            background-position: left center;
            caret-color: transparent;
            /* optional */
        }

        .aadhar-box {
            width: 30px;
            padding: 5px;
            font-size: 18px;
            text-align: center;
        }

        .product-tab {
            background-color: #fff;
            border: 1px solid #e0e0e0;
            border-radius: 8px;
            padding: 20px;
        }

        .nav-tabs .nav-link {
            font-weight: 600;
            padding: 10px 20px;
            border: none;
            border-bottom: 3px solid transparent;
            color: #555;
        }

        .nav-tabs .nav-link.active {
            color: #7A23CC;
            border-bottom-color: #7A23CC;
            background-color: #f9f9f9;
        }

        #atasMembershipForm .form-label {
            font-weight: 600;
        }

        #atasMembershipForm .form-control,
        #atasMembershipForm select,
        #atasMembershipForm textarea {
            border-radius: 6px;
            padding: 8px 12px;
            border: 1px solid #ccc;
            transition: border-color 0.3s, box-shadow 0.3s;
        }

        #atasMembershipForm .form-control:focus,
        #atasMembershipForm select:focus,
        #atasMembershipForm textarea:focus {
            border-color: #7A23CC;
            box-shadow: 0 0 5px rgba(158, 34, 203, 0.25);
        }

        .award-section {
            border: 1px solid #cce5ff;
            background-color: #f9f3fd;
            padding: 16px;
            border-radius: 8px;
            margin-top: 20px;
        }

        .award-section h5 {
            font-size: 1.25rem;
            font-weight: 700;
            margin-bottom: 10px;
            border-bottom: 1px solid #7A23CC;
            padding-bottom: 4px;
            color: #7A23CC;
        }

        .btn-primary.submit-btn {
            background-color: #7A23CC;
            border-color: #7A23CC;
            padding: 12px 24px;
            font-size: 16px;
            border-radius: 6px;
            display: block;
            margin: 20px auto 0 auto;
        }

        .btn-primary.submit-btn:hover {
            background-color: #7A23CC;
            border-color: #7A23CC;
        }

        .text-danger.error-msg {
            font-size: 0.875rem;
        }

        .gap-1 input {
            width: 40px;
        }

        #atasMembershipForm .row.mb-3 {
            margin-bottom: 1.5rem;
        }

        .camera-button {
            border: none;
            background-color: #19181a;
            color: white;
            padding: 8px 12px;
            border-radius: 4px;
            margin-left: 8px;
            display: flex;
            align-items: center;
            height: 35px;
            /* match input height */
        }

        .camera-button i {
            margin: 0;
        }

        .camera-button {
            border: none;
            background-color: #1e1f20;
            color: white;
            padding: 8px 12px;
            border-radius: 4px;
            margin-left: 8px;
            display: flex;
            align-items: center;
            height: 38px;
            /* same height as input */
        }

        .camera-button i {
            margin: 0;
        }