.utp-pattern {
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M0,50 Q25,25 50,50 T100,50' fill='none' stroke='%233498db' stroke-width='2' opacity='0.2'/%3E%3Cpath d='M0,50 Q25,75 50,50 T100,50' fill='none' stroke='%23e74c3c' stroke-width='2' opacity='0.2'/%3E%3C/svg%3E");
    background-size: 100px 100px;
}