/* ---------- Certificate Lightbox ---------- */
.cert-lightbox-trigger{
  display:block;
  cursor:pointer;
}
.cert-lightbox-overlay{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(15,16,19,.88);
  z-index:9999;
  align-items:center;
  justify-content:center;
  padding:40px;
}
.cert-lightbox-overlay.is-open{
  display:flex;
}
.cert-lightbox-img{
  max-width:90vw;
  max-height:88vh;
  object-fit:contain;
  background:#fff;
  border-radius:4px;
  box-shadow:0 30px 80px rgba(0,0,0,.5);
}
.cert-lightbox-close{
  position:fixed;
  top:28px;
  right:36px;
  font-size:36px;
  line-height:1;
  color:#fff;
  cursor:pointer;
  font-weight:300;
  transition:opacity .2s ease;
  z-index:10000;
}
.cert-lightbox-close:hover{
  opacity:.7;
}
@media (max-width:600px){
  .cert-lightbox-close{ top:16px; right:20px; font-size:30px; }
  .cert-lightbox-overlay{ padding:16px; }
}