/* ==========================================================================
   Duskwyn.dev — gallery.css
   Screenshot gallery grid, hover zoom and the lightbox viewer (gallery.js).
   ========================================================================== */

.gallery-toolbar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 28px;
}
.gallery-toolbar .chip-row { margin: 0; }
.gallery-count {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-3);
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-auto-flow: dense;
  gap: clamp(14px, 2vw, 22px);
}
.gallery-item.is-wide { grid-column: span 2; }

@media (max-width: 960px) {
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 600px) {
  .gallery { grid-template-columns: minmax(0, 1fr); }
  .gallery-item.is-wide { grid-column: auto; }
}

.gallery-item {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  padding: 0;
  transition: transform var(--dur) var(--ease-out), box-shadow var(--dur) ease, border-color var(--dur) ease, opacity var(--dur) ease;
}
.gallery-item.is-hidden { display: none; }

.gallery-trigger {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  overflow: hidden;
  aspect-ratio: 16 / 10;
  cursor: zoom-in;
  background: var(--bg-1);
}
.gallery-item.is-wide .gallery-trigger { aspect-ratio: 16 / 7.6; }
@media (max-width: 600px) {
  .gallery-item.is-wide .gallery-trigger { aspect-ratio: 16 / 10; }
}

.gallery-trigger img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scale(1.001);
  transition: transform 0.7s var(--ease-out), filter var(--dur) ease;
}

/* Hover zoom */
.gallery-item:hover {
  transform: translateY(-4px);
  border-color: rgba(var(--accent-rgb), 0.45);
  box-shadow: var(--shadow), 0 0 40px rgba(var(--accent-rgb), 0.18);
}
.gallery-item:hover .gallery-trigger img,
.gallery-trigger:focus-visible img { transform: scale(1.12); filter: saturate(1.15) brightness(1.05); }

.gallery-trigger::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(0, 0, 0, 0.75));
  opacity: 0.6;
  transition: opacity var(--dur) ease;
}
.gallery-item:hover .gallery-trigger::after { opacity: 1; }

.zoom-hint {
  position: absolute;
  right: 14px; top: 14px;
  z-index: 2;
  width: 38px; height: 38px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(var(--accent-rgb), 0.5);
  color: var(--text-0);
  opacity: 0;
  transform: scale(0.8);
  transition: opacity var(--dur) ease, transform var(--dur) var(--ease-out);
}
.zoom-hint svg { width: 18px; height: 18px; }
.gallery-item:hover .zoom-hint,
.gallery-trigger:focus-visible .zoom-hint { opacity: 1; transform: none; }

.gallery-item figcaption {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 18px 18px;
}
.gallery-item figcaption strong { display: block; color: var(--text-0); font-size: 1rem; }
.gallery-item figcaption span { display: block; font-size: 0.86rem; color: var(--text-2); margin-top: 2px; }
.gallery-item .pill { flex: none; font-size: 0.68rem; }

/* ---------- Lightbox ----------------------------------------------------- */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 500;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  padding: 16px;
  background: rgba(0, 0, 0, 0.9);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--dur) ease, visibility 0s linear var(--dur);
}
.lightbox.is-open {
  opacity: 1;
  visibility: visible;
  transition: opacity var(--dur) ease;
}

.lightbox-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 4px 4px 12px;
}
.lightbox-counter { font-family: var(--font-mono); font-size: 0.82rem; color: var(--text-2); }

.lightbox-stage {
  position: relative;
  display: grid;
  place-items: center;
  min-height: 0;
}
.lightbox-stage img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: calc(100vh - 180px);
  max-height: calc(100dvh - 180px);
  object-fit: contain;
  border-radius: var(--radius);
  border: 1px solid var(--line-strong);
  box-shadow: 0 0 80px rgba(var(--accent-rgb), 0.2);
  transform: scale(0.96);
  opacity: 0;
  transition: transform var(--dur) var(--ease-out), opacity var(--dur) ease;
}
.lightbox.is-open .lightbox-stage img.is-loaded { transform: none; opacity: 1; }

.lightbox-caption {
  padding: 14px 4px 4px;
  text-align: center;
}
.lightbox-caption strong { display: block; color: var(--text-0); font-family: var(--font-display); font-size: 1.1rem; }
.lightbox-caption span { color: var(--text-2); font-size: 0.92rem; }

.lb-btn {
  width: 46px; height: 46px;
  display: grid;
  place-items: center;
  border-radius: 50%;
  border: 1px solid var(--line-strong);
  background: rgba(13, 20, 48, 0.75);
  color: var(--text-0);
  transition: border-color var(--dur-fast) ease, box-shadow var(--dur) ease, transform var(--dur-fast) ease;
}
.lb-btn svg { width: 20px; height: 20px; }
.lb-btn:hover { border-color: var(--accent); box-shadow: var(--glow-sm); }
.lb-btn:active { transform: scale(0.94); }

.lb-prev, .lb-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
}
.lb-prev { left: 8px; }
.lb-next { right: 8px; }
.lb-prev:active, .lb-next:active { transform: translateY(-50%) scale(0.94); }

@media (min-width: 900px) {
  .lightbox { padding: 24px 80px; }
  .lb-prev { left: -64px; }
  .lb-next { right: -64px; }
}

body.lightbox-open { overflow: hidden; }