/* =====================================================================
   GALLERY PAGE  (gallery.html)
   Builds on global.css + nav-hero.css (shared topbar/nav/hero/footer).
     • Filter tabs (All / Custom / Renovations / Add-Ons)
     • Mobile: single swipeable row | Desktop: grid
     • Click any image → fullscreen lightbox (prev / next / close)
===================================================================== */

#gallery { background: var(--bg-white); }

/* ── Header ── */
.gallery-header {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 2.25rem;
}
.gallery-header .eyebrow { justify-content: center; }
.gallery-header h2 { color: var(--text-primary); font-size: clamp(2rem, 5vw, 3.4rem); }

/* ── Filter tabs ── */
.gallery-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
}
.gallery-filter-btn {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-primary);
  background: transparent;
  border: 1.5px solid rgba(0, 0, 0, 0.25);
  padding: 0.6rem 1.4rem;
  cursor: pointer;
  white-space: nowrap;
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.gallery-filter-btn:hover { border-color: var(--black); }
.gallery-filter-btn.is-active {
  background: var(--maroon);
  border-color: var(--maroon);
  color: var(--white);
}

/* ── Grid ──
   Mobile: horizontal swipe row. Desktop: multi-column grid. */
.gallery-grid {
  display: flex;
  align-items: flex-start;   /* honor each card's 4:3 ratio (no stretch) */
  gap: 1rem;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  /* let cards' shadows breathe + room past the last card */
  padding-bottom: 0.5rem;
}
.gallery-grid::-webkit-scrollbar { display: none; }

@media (min-width: 600px) {
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    overflow: visible;
    gap: 1.25rem;
  }
}
@media (min-width: 1024px) {
  .gallery-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1.5rem; }
}

/* ── Item ── */
.gallery-item {
  position: relative;
  flex: 0 0 80%;            /* mobile: ~1.2 cards visible */
  scroll-snap-align: start;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  border: none;
  padding: 0;
  margin: 0;
  background: var(--grey-100);
  cursor: pointer;
  display: block;
}
@media (min-width: 600px) {
  .gallery-item { flex: none; }   /* grid cell sizing takes over */
}
.gallery-item.is-hidden { display: none; }

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.6s ease;
}
.gallery-item:hover img { transform: scale(1.06); }

/* Hover overlay + zoom icon */
.gallery-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(139, 0, 0, 0.55), rgba(139, 0, 0, 0) 55%);
  opacity: 0;
  transition: opacity var(--transition);
}
.gallery-item:hover::after { opacity: 1; }
.gallery-item-icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.8);
  width: 3rem;
  height: 3rem;
  display: grid;
  place-items: center;
  background: var(--white);
  color: var(--maroon);
  border-radius: 50%;
  opacity: 0;
  transition: opacity var(--transition), transform var(--transition);
  z-index: 2;
  pointer-events: none;
}
.gallery-item:hover .gallery-item-icon { opacity: 1; transform: translate(-50%, -50%) scale(1); }
.gallery-item-icon svg { width: 1.35rem; height: 1.35rem; }

/* Card title — slides up on hover (injected by gallery.js) */
.gallery-item-title {
  position: absolute;
  left: 1rem;
  right: 1rem;
  bottom: 0.9rem;
  z-index: 2;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
  color: var(--white);
  text-align: left;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition);
  pointer-events: none;
  text-shadow: 0 1px 8px rgba(0, 0, 0, 0.45);
}
.gallery-item:hover .gallery-item-title { opacity: 1; transform: translateY(0); }

/* Swipe hint — mobile only */
.gallery-swipe-hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.4rem;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
}
.gallery-swipe-hint svg { width: 1.1rem; height: 1.1rem; }
@media (min-width: 600px) { .gallery-swipe-hint { display: none; } }

/* =====================================================================
   LIGHTBOX
===================================================================== */
.gallery-lightbox {
  position: fixed;
  inset: 0;
  z-index: 1000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  background: rgba(10, 10, 10, 0.92);
  opacity: 0;
  transition: opacity 0.25s ease;
}
.gallery-lightbox.is-open { display: flex; opacity: 1; }

/* Image + caption stack, centered together */
.gallery-lb-figure {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
  margin: 0;
  max-width: 92vw;
}
.gallery-lightbox-img {
  max-width: 92vw;
  max-height: 70vh;          /* leaves room for the caption below */
  object-fit: contain;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.5);
  user-select: none;
}

/* Caption */
.gallery-lb-caption {
  text-align: center;
  color: var(--white);
  max-width: 600px;
}
.gallery-lb-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.2rem, 3vw, 1.5rem);
  color: var(--white);
  margin-bottom: 0.35rem;
}
.gallery-lb-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: rgba(255, 255, 255, 0.78);
  margin: 0 auto 0.55rem;
}

/* Controls */
.gallery-lb-btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  background: rgba(255, 255, 255, 0.1);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  cursor: pointer;
  transition: background var(--transition), border-color var(--transition);
}
.gallery-lb-btn:hover { background: var(--maroon); border-color: var(--maroon); }
.gallery-lb-btn svg { width: 1.4rem; height: 1.4rem; }

.gallery-lb-close { top: 1.25rem; right: 1.25rem; }
.gallery-lb-prev { left: 1.25rem; top: 50%; transform: translateY(-50%); }
.gallery-lb-next { right: 1.25rem; top: 50%; transform: translateY(-50%); }

/* Counter (sits under the caption text) */
.gallery-lb-counter {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.55);
  font-size: 0.8rem;
}

@media (max-width: 600px) {
  .gallery-lb-btn { width: 2.5rem; height: 2.5rem; }
  .gallery-lb-prev { left: 0.5rem; }
  .gallery-lb-next { right: 0.5rem; }
  .gallery-lb-close { top: 0.75rem; right: 0.75rem; }
}