.captcha-container-v3 {
            display: flex;
            align-items: center;
            gap: 8px;
            margin-top: 3px;
        }
        .v3-captcha-img {
            border-radius: 6px;
            height: 38px;
            border: 1px solid #ddd;
        }
        .v3-refresh-btn {
            background: #f8f9fa;
            border: 1px solid #ddd;
            border-radius: 6px;
            padding: 7px 10px;
            transition: 0.3s;
        }
        .v3-refresh-btn:hover {
            background: #e9ecef;
            color: #1a4354;
        }