/* Certificate */
.certificate-shell {
    max-width:1000px;
    margin-inline:auto;
    padding:36px;
    background:#fffdf6;
    border:10px double var(--color-secondary);
    border-radius:8px;
    text-align:center;
    box-shadow:var(--shadow-large);
}
.certificate-shell h1 { color:var(--color-primary); }
@media print {
    .site-header,.site-footer,.certificate-actions { display:none !important; }
    .certificate-shell { box-shadow:none; margin:0; }
}