/* ============================================================
   وقفی نو — pages/gallery.css
   Screenshot gallery grid + image lightbox.
   ============================================================ */

.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(15.5rem, 1fr));
  gap: 1.375rem;
}

.gallery-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--line);
  background: var(--card-bg);
  cursor: zoom-in;
  transition: transform .35s var(--ease-out), box-shadow .35s ease, border-color .35s ease;
}
.gallery-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--brand-100); }
.gallery-card__media { position: relative; aspect-ratio: 4/3; overflow: hidden; background: var(--surface-soft); }
.gallery-card__media img { width: 100%; height: 100%; object-fit: cover; transition: transform .6s var(--ease-out); }
.gallery-card__media img[src$=".svg"] { display: block; width: 100%; height: 100%; object-fit: contain; background: #f3f6fb; }
.gallery-card:hover .gallery-card__media img { transform: scale(1.07); }
.gallery-card__zoom {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  background: rgba(11,22,38,0);
  color: #fff;
  font-size: 1.4rem;
  opacity: 0;
  transition: background .35s ease, opacity .35s ease;
}
.gallery-card:hover .gallery-card__zoom { background: rgba(11,22,38,.38); opacity: 1; }
.gallery-card__caption {
  padding: .85rem 1rem;
  font-size: .84rem;
  font-weight: 700;
  color: var(--ink);
}

/* ===== Lightbox ===== */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: rgba(0,0,0,.92);
  display: grid;
  place-items: center;
  padding: 2rem;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s ease, visibility .35s;
}
.lightbox.is-open { opacity: 1; visibility: visible; }
.lightbox__figure { position: relative; max-width: min(90vw, 1000px); text-align: center; }
.lightbox__figure img {
  max-width: 100%;
  max-height: 82vh;
  border-radius: var(--radius);
  box-shadow: 0 20px 60px rgba(0,0,0,.5);
  display: block;
  margin-inline: auto;
}
.lightbox__caption { color: #fff; margin-top: 1rem; font-size: .9rem; opacity: .85; }
.lightbox__close {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  color: #fff;
  font-size: 1.5rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  display: grid;
  place-items: center;
  transition: background .3s;
}
.lightbox__close:hover { background: rgba(255,255,255,.2); }
.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  color: #fff;
  font-size: 1.3rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  display: grid;
  place-items: center;
  transition: background .3s;
}
.lightbox__nav:hover { background: rgba(255,255,255,.2); }
.lightbox__nav--prev { right: -4.5rem; }
.lightbox__nav--next { left: -4.5rem; }
@media (max-width: 61.9375rem) {
  .lightbox__nav--prev { right: .5rem; }
  .lightbox__nav--next { left: .5rem; }
}