/* iMU home: Luxe (black & gold) sample certificate in "02 Certificates".
   Loaded after imu.css. Keeps the existing .cert tilt (--cx/--cy from imu.js), perspective and drop shadow;
   swaps the ivory HTML card for the real Luxe certificate face (pre-rendered WebP, JPG fallback). */
.cert.cert-luxe{aspect-ratio:816/1056;padding:0;width:100%;max-width:470px;margin-inline:auto;background:#0E0D0B;color:#F3EAD6;
  box-shadow:0 50px 100px rgba(0,0,0,.72),0 0 0 1px rgba(199,162,83,.38),0 0 46px rgba(211,174,94,.16),0 0 120px rgba(211,174,94,.08)}
.cert.cert-luxe::before{content:none}
.cert.cert-luxe::after{z-index:1;background:linear-gradient(110deg,transparent 38%,rgba(255,236,186,.16) 48%,transparent 58%);background-size:250% 100%;background-position:150% 0;mix-blend-mode:screen}
.cert-luxe picture,.cert-luxe img{display:block;width:100%;height:100%}
.cert-luxe img{object-fit:cover}
@media (max-width:860px){.cert.cert-luxe{max-width:420px}}
@media (max-width:480px){.cert.cert-luxe{max-width:100%}}