/* ==========================================================================
   Gallery showpiece — loaded only on gallery.html, extends the Luxe system.
   Cinematic hero · sticky filters · immersive wall · viewing-room lightbox
   ========================================================================== */

/* ---------- Cinematic hero ---------- */
.ghero { position: relative; min-height: 72svh; display: flex; align-items: flex-end; overflow: hidden; color: #fff; }
.ghero-media { position: absolute; inset: 0; }
.ghero-media img { width: 100%; height: 100%; object-fit: cover; animation: gzoom 18s cubic-bezier(.22,.61,.21,1) both; transform-origin: center 40%; }
@keyframes gzoom { from { transform: scale(1.12); } to { transform: scale(1); } }
.ghero-media::after {
  content: ""; position: absolute; inset: 0;
  background:
    linear-gradient(to bottom, rgba(12,16,14,.5) 0%, rgba(12,16,14,.08) 40%, rgba(12,16,14,.82) 100%),
    linear-gradient(to right, rgba(12,16,14,.5), rgba(12,16,14,0) 60%);
}
.ghero .container { position: relative; z-index: 2; padding-top: 6rem; padding-bottom: clamp(2.5rem, 6vh, 4rem); width: 100%; }
.ghero .eyebrow { color: var(--brass); background: rgba(194,162,104,.16); }
.ghero .eyebrow::before { background: var(--brass); }
.ghero h1 { color: #fff; max-width: 16ch; text-shadow: 0 2px 6px rgba(0,0,0,.35); font-size: clamp(2.6rem, 6vw, 4.6rem); }
.ghero h1 em { color: var(--brass); }
.ghero .lede { color: rgba(242,237,225,.9); text-shadow: 0 1px 3px rgba(0,0,0,.4); }
.ghero-count {
  display: inline-flex; align-items: center; gap: .7rem; margin-top: 1.4rem;
  font-size: .74rem; letter-spacing: .22em; text-transform: uppercase; color: rgba(242,237,225,.85);
  background: rgba(12,16,14,.5); border: 1px solid rgba(242,237,225,.18); border-radius: 999px;
  padding: .5rem 1.2rem;
  -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px);
}
.ghero-count b { color: var(--brass); font-weight: 500; }

/* ---------- Sticky filter bar ---------- */
.gbar {
  position: sticky; top: 58px; z-index: 40;
  background: rgba(250,247,240,.9);
  -webkit-backdrop-filter: blur(14px); backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
  padding: .8rem 0;
}
.gbar .container { display: flex; align-items: center; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.gfilters { display: flex; flex-wrap: wrap; gap: .5rem; margin: 0; padding: 0; list-style: none; }
.gfilters button {
  font-family: var(--font-body); font-weight: 400; font-size: .76rem; cursor: pointer;
  letter-spacing: .14em; text-transform: uppercase;
  color: var(--muted); background: transparent;
  border: 1px solid var(--line); border-radius: 999px;
  padding: .5rem 1.1rem; transition: all .3s ease;
}
.gfilters button:hover { border-color: var(--brass-dark); color: var(--brass-dark); }
.gfilters button[aria-pressed="true"] { background: var(--green-900); color: #F2EDE1; border-color: var(--green-900); }
.gcount { font-family: var(--font-display); font-style: italic; font-size: 1rem; color: var(--muted); white-space: nowrap; }

/* ---------- The wall ---------- */
.gwall {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(255px, 1fr));
  grid-auto-rows: 230px;
  grid-auto-flow: dense;
  gap: 14px;
}
.gitem {
  position: relative; border-radius: 14px; overflow: hidden; margin: 0;
  cursor: zoom-in; background: var(--wash);
  opacity: 0; transform: translateY(22px);
  transition: opacity .8s cubic-bezier(.22,.61,.21,1), transform .8s cubic-bezier(.22,.61,.21,1);
}
.gitem.in { opacity: 1; transform: none; }
.gitem.wide { grid-column: span 2; }
.gitem.tall { grid-row: span 2; }
.gitem.big { grid-column: span 2; grid-row: span 2; }
.gitem img {
  width: 100%; height: 100%; object-fit: cover; display: block;
  transition: transform 1.2s cubic-bezier(.22,.61,.21,1);
}
.gitem:hover img, .gitem:focus-visible img { transform: scale(1.06); }
.gitem::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(to top, rgba(12,16,14,.72) 0%, rgba(12,16,14,0) 45%);
  opacity: 0; transition: opacity .5s ease;
}
.gitem:hover::after, .gitem:focus-visible::after { opacity: 1; }
.gitem figcaption {
  position: absolute; left: 1rem; right: 1rem; bottom: .9rem; z-index: 2;
  color: #F2EDE1; font-family: var(--font-display); font-style: italic; font-size: 1.05rem; line-height: 1.35;
  opacity: 0; transform: translateY(8px);
  transition: opacity .45s ease .05s, transform .45s ease .05s;
  pointer-events: none;
}
.gitem:hover figcaption, .gitem:focus-visible figcaption { opacity: 1; transform: none; }
.gitem .gtag {
  position: absolute; top: .8rem; left: .8rem; z-index: 2;
  font-family: var(--font-body); font-size: .62rem; font-weight: 500;
  letter-spacing: .18em; text-transform: uppercase;
  color: #F2EDE1; background: rgba(12,16,14,.55);
  border: 1px solid rgba(242,237,225,.25); border-radius: 999px; padding: .28rem .75rem;
  opacity: 0; transition: opacity .45s ease;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
  pointer-events: none;
}
.gitem:hover .gtag, .gitem:focus-visible .gtag { opacity: 1; }
.gitem.hide { display: none; }
@keyframes gin { from { opacity: 0; transform: scale(.96); } to { opacity: 1; transform: scale(1); } }
.gwall.filtering .gitem:not(.hide) { animation: gin .45s cubic-bezier(.22,.61,.21,1) both; }
@media (max-width: 640px) {
  .gwall { grid-auto-rows: 190px; gap: 10px; }
  .gitem.wide, .gitem.big { grid-column: auto; }
  .gitem figcaption { opacity: 1; transform: none; font-size: .92rem; }
  .gitem::after { opacity: 1; }
}

/* ---------- Behind the plants ---------- */
.gbehind { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.2rem; }
@media (max-width: 860px) { .gbehind { grid-template-columns: 1fr; max-width: 480px; margin-inline: auto; } }
.gbehind figure { margin: 0; background: #fff; border: 1px solid var(--line); border-radius: 14px; padding: .6rem; box-shadow: var(--shadow); }
.gbehind img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; border-radius: 9px; }
.gbehind figcaption { font-family: var(--font-display); font-style: italic; font-size: 1rem; color: var(--muted); padding: .6rem .3rem .3rem; text-align: center; }

/* ---------- The viewing room (lightbox) ---------- */
.lightbox { border: none; padding: 0; background: transparent; max-width: 100vw; max-height: 100vh; width: 100vw; height: 100vh; }
.lightbox::backdrop { background: rgba(8, 11, 9, .96); }
.lightbox[open] { display: grid; place-items: center; }
.lb-frame { position: relative; width: 100vw; height: 100vh; display: grid; place-items: center; padding: clamp(1rem, 4vw, 3.5rem); box-sizing: border-box; }
.lb-frame > img {
  max-width: 100%; max-height: calc(100vh - 9rem);
  border-radius: 6px; box-shadow: 0 40px 120px -40px rgba(0,0,0,.8);
  animation: lbin .45s cubic-bezier(.22,.61,.21,1) both;
}
@keyframes lbin { from { opacity: 0; transform: scale(.965); } to { opacity: 1; transform: scale(1); } }
.lb-meta {
  position: absolute; left: 0; right: 0; bottom: 1.2rem;
  display: flex; flex-direction: column; align-items: center; gap: .35rem; text-align: center;
  padding-inline: 4.5rem; pointer-events: none;
}
.lb-cap { color: #F2EDE1; font-family: var(--font-display); font-style: italic; font-size: clamp(1.05rem, 2vw, 1.3rem); margin: 0; }
.lb-sub { color: rgba(242,237,225,.55); font-family: var(--font-body); font-size: .7rem; letter-spacing: .24em; text-transform: uppercase; margin: 0; }
.lb-sub b { color: var(--brass); font-weight: 500; }
.lb-btn {
  position: absolute; z-index: 3;
  width: 3rem; height: 3rem; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 1.5rem; line-height: 1; cursor: pointer;
  color: #F2EDE1; background: rgba(242,237,225,.08);
  border: 1px solid rgba(242,237,225,.25);
  transition: background .3s ease, border-color .3s ease;
  -webkit-backdrop-filter: blur(8px); backdrop-filter: blur(8px);
}
.lb-btn:hover { background: rgba(242,237,225,.18); border-color: rgba(242,237,225,.5); }
.lb-prev { left: clamp(.6rem, 2vw, 1.6rem); top: 50%; transform: translateY(-50%); }
.lb-next { right: clamp(.6rem, 2vw, 1.6rem); top: 50%; transform: translateY(-50%); }
.lb-close { top: clamp(.6rem, 2vw, 1.4rem); right: clamp(.6rem, 2vw, 1.6rem); font-size: 1.1rem; }

@media (prefers-reduced-motion: reduce) {
  .ghero-media img { animation: none; }
  .gitem { opacity: 1; transform: none; transition: none; }
  .gwall.filtering .gitem:not(.hide) { animation: none; }
  .lb-frame > img { animation: none; }
}