/* ===================================================================
   Frosten Energy Solutions — Project Gallery Stylesheet
   Additive to catalogue.css: only new classes, nothing here overrides
   or redeclares existing catalogue.css selectors.
   =================================================================== */

.gallery-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:20px}

.gallery-card{display:flex;flex-direction:column;height:100%;background:var(--panel-2);border:1px solid #ffffff12;border-radius:14px;overflow:hidden;transition:transform .2s ease,border-color .2s ease,box-shadow .2s ease}
.gallery-card:hover{border-color:#55c9c266;transform:translateY(-3px);box-shadow:0 18px 36px -20px rgba(0,0,0,.65)}

.gallery-card-img{position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--navy);border:0;padding:0;cursor:zoom-in;display:block;width:100%}
.gallery-card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s ease;display:block}
.gallery-card:hover .gallery-card-img img{transform:scale(1.04)}
.gallery-card-img:focus-visible{outline:2px solid var(--frost);outline-offset:-2px}

.gallery-card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:8px;flex:1}
.gallery-tag{align-self:flex-start;font-size:.72rem;font-weight:600;letter-spacing:.03em;text-transform:uppercase;color:var(--frost);background:#55c9c21a;border:1px solid #55c9c233;border-radius:999px;padding:4px 10px}
.gallery-card-body p{color:var(--muted);font-size:.9rem;line-height:1.55;margin:0}
.gallery-card-link{margin-top:auto;font-size:.85rem;font-weight:600;color:var(--frost)}
.gallery-card-link:hover{text-decoration:underline}

/* Lightbox */
.lightbox{position:fixed;inset:0;z-index:100;background:#04060cf0;display:flex;align-items:center;justify-content:center;padding:24px;opacity:0;visibility:hidden;transition:opacity .18s ease}
.lightbox.open{opacity:1;visibility:visible}
.lightbox-inner{position:relative;max-width:1100px;width:100%;max-height:88vh;display:flex;flex-direction:column;align-items:center}
.lightbox-inner img{max-width:100%;max-height:74vh;border-radius:10px;box-shadow:0 30px 60px -20px rgba(0,0,0,.7);object-fit:contain}
.lightbox-caption{color:var(--text);font-size:.92rem;text-align:center;margin-top:14px;max-width:70ch}
.lightbox-close,.lightbox-prev,.lightbox-next{position:absolute;background:#0000006e;border:1px solid #ffffff2a;color:var(--text);border-radius:999px;width:44px;height:44px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:background .15s ease,border-color .15s ease}
.lightbox-close:hover,.lightbox-prev:hover,.lightbox-next:hover{background:#000000a3;border-color:var(--frost)}
.lightbox-close{top:-16px;right:-16px}
.lightbox-prev{left:-16px;top:50%;transform:translateY(-50%)}
.lightbox-next{right:-16px;top:50%;transform:translateY(-50%)}
@media (max-width:720px){
  .lightbox-close{top:-52px;right:0}
  .lightbox-prev{left:4px}
  .lightbox-next{right:4px}
}