.billing-grid{
display:grid;
grid-template-columns:repeat(auto-fit,minmax(360px,1fr));
gap:32px;
margin-top:50px;
}

.plan-card{
position:relative;
background:rgba(255,255,255,.05);
border:1px solid rgba(255,255,255,.08);
padding:40px;
border-radius:32px;
backdrop-filter:blur(20px);
overflow:hidden;
}

.featured-plan{
border:1px solid #ff2d2d;
transform:scale(1.02);
}

.featured-badge{
position:absolute;
top:20px;
right:20px;
background:#ff2d2d;
padding:10px 14px;
border-radius:999px;
font-size:12px;
font-weight:700;
}

.plan-card h2{
font-size:36px;
margin-bottom:16px;
}

.plan-card ul{
margin:24px 0;
padding-left:20px;
line-height:2;
}

.success-card{
max-width:700px;
margin:auto;
padding:70px;
border-radius:32px;
background:rgba(255,255,255,.05);
border:1px solid rgba(255,255,255,.08);
text-align:center;
}