.lightbox{
  position:fixed;
  inset:0;
  z-index:100;
  display:none;
  align-items:center;
  justify-content:center;
  padding:20px;
  background:rgba(0,0,0,.72);
  backdrop-filter:blur(10px);
  -webkit-backdrop-filter:blur(10px);
}

.lightbox.is-open{display:flex}

.lightbox-panel{
  width:min(980px, 100%);
  border:1px solid var(--stroke);
  border-radius:26px;
  padding:16px;
  background:
    linear-gradient(180deg, rgba(255,255,255,.03), rgba(255,255,255,.015)),
    rgba(10,10,10,.94);
  box-shadow:var(--shadow-xl);
}

.lightbox-image{
  width:100%;
  min-height:60vh;
  border-radius:20px;
  background-position:center;
  background-size:cover;
  background-repeat:no-repeat;
}

.lightbox-caption{
  margin:14px 4px 2px;
  color:#eef1f6;
  font-size:1rem;
  text-transform:lowercase;
}

.lightbox-close{
  position:absolute;
  top:18px;
  right:18px;
  width:54px;
  height:54px;
  border:none;
  border-radius:16px;
  color:#fff;
  font-size:2rem;
  line-height:1;
  cursor:pointer;
  background:rgba(255,255,255,.08);
  border:1px solid var(--stroke);
}