/* ==========================================================================
   Gallery & Archives — masonry columns at true aspect ratios, a metadata
   block under every plate, grouping controls, and a full-screen viewer.
   Nothing here uses object-fit: cover. No image is ever cropped.
   ========================================================================== */

/* ---------------- Page head ---------------- */
.gl-head { padding-block: clamp(2.5rem, 5vw, 4rem) clamp(3rem, 6vw, 5rem); }
.gl-head__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.1fr);
  gap: clamp(2rem, 5vw, 5rem);
  align-items: end;
}
.gl-head__title {
  font-family: var(--display);
  font-size: clamp(2.6rem, 7.6vw, 5.6rem);
  line-height: .95;
  letter-spacing: -.03em;
  color: var(--ink);
}
.gl-head__side { padding-bottom: .4rem; }

.gl-head__stats {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  margin: 1.8rem 0 0;
  border-top: 1px solid var(--rule);
}
.gl-head__stats > div { padding: 1rem clamp(.6rem, 1.4vw, 1.1rem) 0 0; }
.gl-head__stats > div + div { padding-left: clamp(.6rem, 1.4vw, 1.1rem); border-left: 1px solid var(--rule); }
.gl-head__stats dt {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: .4rem;
}
.gl-head__stats dd { margin: 0; font-size: clamp(1.4rem, 2.4vw, 2rem); color: var(--oxblood); line-height: 1; }

@media (max-width: 900px) {
  .gl-head__grid { grid-template-columns: minmax(0, 1fr); align-items: start; }
}

/* ---------------- Filters ---------------- */
.gl-filters { padding-block: clamp(1.8rem, 3.5vw, 2.6rem); }
.gl-filters__h {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin-bottom: 1.1rem;
}
.gl-filters__row { display: flex; flex-wrap: wrap; gap: .5rem; }
.fbtn {
  font-family: var(--mono);
  font-size: .72rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  padding: .7rem 1.15rem;
  background: transparent;
  border: 1px solid var(--rule);
  color: var(--ink-mute);
  cursor: pointer;
  transition: color .3s var(--ease), border-color .3s var(--ease), background .3s var(--ease);
}
.fbtn:hover { color: var(--ink); border-color: var(--ink); }
.fbtn.is-active { background: var(--ink); border-color: var(--ink); color: var(--paper); }
.gl-filters__note {
  margin-top: 1.2rem;
  font-family: var(--mono);
  font-size: .72rem;
  line-height: 1.75;
  color: var(--ink-faint);
  max-width: 68ch;
}

/* ---------------- Masonry ---------------- */
.masonry {
  columns: 3;
  column-gap: clamp(1.2rem, 3vw, 2.6rem);
}
.gitem {
  break-inside: avoid;
  margin: 0 0 clamp(1.8rem, 4vw, 3.2rem);
  display: block;
}
.gitem[hidden] { display: none; }

.gitem__btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
  position: relative;
  text-align: left;
}
/* A masonry column can be wider than a small original. --nat carries each
   photograph's true pixel width so the mount stops there and the image is
   never blown up past its own resolution. */
.gitem__btn .plate {
  display: block;
  max-width: calc(var(--nat, 100%) + 2 * var(--plate-pad) + 2px);
  margin-inline: auto;
}
.gitem__btn img { transition: filter .5s var(--ease); }
.gitem__btn:hover img, .gitem__btn:focus-visible img { filter: grayscale(1) contrast(1.12) brightness(1.03); }

.gitem__zoom {
  position: absolute;
  right: clamp(.9rem, 2vw, 1.4rem);
  bottom: clamp(.9rem, 2vw, 1.4rem);
  z-index: 3;
  font-family: var(--mono);
  font-size: .64rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  background: var(--ink);
  color: var(--paper);
  padding: .5rem .8rem;
  opacity: 0;
  transform: translateY(6px);
  transition: opacity .35s var(--ease), transform .35s var(--ease);
}
.gitem__btn:hover .gitem__zoom, .gitem__btn:focus-visible .gitem__zoom { opacity: 1; transform: none; }

.gitem figcaption { margin-top: 1rem; }
.gitem__cap { font-size: .93rem; line-height: 1.7; color: var(--ink-mute); }
.gitem__cap strong { color: var(--ink); font-weight: 600; }

.gitem__meta {
  display: grid;
  margin: 1rem 0 0;
  border-top: 1px solid var(--rule);
}
.gitem__meta > div {
  display: grid;
  grid-template-columns: minmax(0, .75fr) minmax(0, 1.25fr);
  gap: .8rem;
  padding-block: .45rem;
  border-bottom: 1px solid var(--rule-soft);
}
.gitem__meta dt {
  font-family: var(--mono);
  font-size: .62rem;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--ink-faint);
}
.gitem__meta dd { margin: 0; font-family: var(--mono); font-size: .72rem; color: var(--ink-mute); }

@media (max-width: 1080px) { .masonry { columns: 2; } }
@media (max-width: 640px)  { .masonry { columns: 1; } }

/* ---------------- About the collection ---------------- */
.gl-about { padding-block: clamp(4rem, 8vw, 7rem); }
.gl-about__grid { display: grid; gap: clamp(2rem, 4vw, 3.2rem); }
.gl-about__h {
  font-size: clamp(1.6rem, 3.4vw, 2.6rem);
  line-height: 1.14;
  color: var(--paper);
  max-width: 20ch;
}
.gl-about__cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(2rem, 4.5vw, 4.5rem);
}
.gl-about__cols .prose p { max-width: 100%; }

.gl-rules {
  border: 1px solid var(--rule-night);
  background: rgba(42, 34, 26, .45);
  padding: clamp(1.4rem, 3vw, 2.2rem);
}
.gl-rules__h {
  font-family: var(--mono);
  font-size: .68rem;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--brass-lt);
  margin-bottom: 1.2rem;
}
.gl-rules ul {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: .8rem clamp(1.5rem, 3vw, 3rem);
  list-style: none;
  margin: 0;
  padding: 0;
}
.gl-rules li {
  display: grid;
  grid-template-columns: 1.2rem minmax(0, 1fr);
  gap: .6rem;
  font-size: .92rem;
  line-height: 1.65;
  color: var(--night-text);
}
.gl-rules li::before { content: "\002713"; color: var(--brass-lt); }

@media (max-width: 820px) {
  .gl-about__cols, .gl-rules ul { grid-template-columns: minmax(0, 1fr); }
}

/* ---------------- Lightbox ---------------- */
.lb {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: grid;
  opacity: 0;
  visibility: hidden;
  transition: opacity .35s var(--ease), visibility .35s;
}
.lb.is-open { opacity: 1; visibility: visible; }
.lb__scrim { position: absolute; inset: 0; background: rgba(12, 9, 7, .95); cursor: zoom-out; }

.lb__inner {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-rows: auto minmax(0, 1fr) auto;
  gap: clamp(.8rem, 2vw, 1.4rem);
  width: min(1200px, 100% - 2 * clamp(1rem, 4vw, 3rem));
  height: 100%;
  margin-inline: auto;
  padding-block: clamp(1rem, 3vw, 2rem);
}

.lb__bar { display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.lb__count { font-family: var(--mono); font-size: .74rem; letter-spacing: .18em; color: var(--brass-lt); }

.lb__btn {
  display: grid;
  place-items: center;
  width: 2.9rem;
  height: 2.9rem;
  background: transparent;
  border: 1px solid var(--rule-night);
  color: var(--night-text);
  cursor: pointer;
  transition: color .3s var(--ease), background .3s var(--ease), border-color .3s var(--ease);
}
.lb__btn:hover, .lb__btn:focus-visible { background: var(--brass-lt); border-color: var(--brass-lt); color: var(--night); }

/* The stage contains the image without ever cropping it. */
.lb__stage {
  display: grid;
  place-items: center;
  min-height: 0;
  overflow: hidden;
}
.lb__stage img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(1);
  background: var(--night-3);
  padding: clamp(.4rem, 1vw, .7rem);
  border: 1px solid var(--rule-night);
}

.lb__foot {
  display: flex;
  flex-wrap: wrap;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1rem 2rem;
}
.lb__text { max-width: 62ch; }
.lb__cap { font-size: .95rem; line-height: 1.65; color: var(--night-text); }
.lb__meta {
  margin-top: .5rem;
  font-family: var(--mono);
  font-size: .7rem;
  letter-spacing: .06em;
  color: var(--night-mute);
}
.lb__nav { display: flex; gap: .5rem; }

@media (max-width: 620px) {
  .lb__foot { flex-direction: column; align-items: flex-start; }
  .lb__nav { align-self: stretch; justify-content: space-between; }
}