.whitepaper-grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:30px;
}

.whitepaper-card{
background:#e6eef5;
padding:25px;
border-radius:10px;
}

.whitepaper-card img{
width:100%;
border-radius:8px;
}

.download-btn{
margin-top:15px;
background:#1566C0;
color:#fff;
border:none;
padding:12px 20px;
border-radius:5px;
cursor:pointer;
}

#whitepaper-popup{
display:none;
position:fixed;
top:0;
left:0;
width:100%;
height:100%;
background:rgba(0,0,0,0.6);
z-index:9999;
}

.popup-inner{
background:#fff;
width:500px;
margin:120px auto;
padding:30px;
border-radius:10px;
position:relative;
}

.close-popup {
    position: absolute;
    top: -8px;
    right: 13px;
    font-size: 32px;
    cursor: pointer;
    color: #bf1212;
}

.whitepaper-card h3 {
    font-size: 20px;
}

button.download-btn.wite-btn {
    background: #cce6ff;
    color: #1566C0;
    font-weight: 500;
}