.bk-payment-container{
width:100%;
max-width:640px;
margin:30px auto;
padding:22px;
background:#fafafa;
border-radius:16px;
border:1px solid #ddd;
box-sizing:border-box;
}

/* Desktop */
.bk-payment-options{
display:flex;
gap:18px;
}

.bk-option{
flex:1;
}

.bk-card{
width:100%;
padding:24px;
border-radius:14px;
border:2px solid #ddd;
background:#fff;
box-sizing:border-box;
transition:all .2s ease;
}

.bk-card:hover{
transform:translateY(-2px);
}

.bk-option input:checked + .bk-card{
border-color:#f26c21;
box-shadow:0 0 0 3px rgba(242,108,33,0.25);
}

/* Mobile FIX */
@media(max-width:768px){

.bk-payment-options{
display:block !important;
}

.bk-option{
display:block;
width:100%;
margin-bottom:16px;
}

.bk-card{
width:100%;
}

}

/* Conflict shield */
.bk-payment-container *{
box-sizing:border-box;
}