/* ==========================================
   GREEN ROOTS  gallery.css
   ========================================== */

.navbar {
  background: var(--white) !important;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1) !important;
}
.navbar .nav-links a {
  color: var(--text-dark) !important;
}
.navbar .logo {
  color: var(--green-dark) !important;
}
.navbar .hamburger {
  color: var(--text-dark) !important;
}
.active-link {
  color: var(--green-mid) !important;
  font-weight: 700 !important;
}

/* ==========================================
   PAGE HERO
   ========================================== */
.page-hero {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 220px;
  margin-top: 72px;
}
.page-hero-overlay {
  background: linear-gradient(135deg, var(--green-dark) 0%, #3a6b22 100%);
  grid-column: 1;
  grid-row: 1;
}
.page-hero-content {
  grid-column: 1;
  grid-row: 1;
  z-index: 2;
  padding: 50px clamp(24px, 6vw, 100px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 14px;
}
.page-hero-content h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  color: var(--white);
  animation: heroIn 0.8s ease forwards;
}
@keyframes heroIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255, 255, 255, 0.75);
  font-size: 0.88rem;
}
.breadcrumb a {
  color: var(--green-light);
  transition: color 0.2s;
}
.breadcrumb a:hover {
  color: var(--white);
}
.breadcrumb span {
  color: rgba(255, 255, 255, 0.5);
}
.ph-gallery {
  background: url("https://images.unsplash.com/photo-1462275646964-a0e3386b89fa?w=900&q=80")
    center/cover no-repeat;
  position: relative;
}
.ph-gallery::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(45, 90, 27, 0.25);
}

/* ==========================================
   FILTER BAR
   ========================================== */
.filter-bar {
  padding: 40px 0;
  background: var(--white);
  border-bottom: 1px solid rgba(74, 140, 42, 0.1);
}
.filter-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}
.filter-btn {
  padding: 10px 26px;
  border: 2px solid #d0ddc8;
  background: transparent;
  color: var(--text-mid);
  border-radius: 4px;
  font-family: "DM Sans", sans-serif;
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  letter-spacing: 0.5px;
  transition: all 0.25s;
}
.filter-btn:hover {
  border-color: var(--green-mid);
  color: var(--green-mid);
}
.filter-btn.active {
  background: var(--green-mid);
  border-color: var(--green-mid);
  color: var(--white);
}

/* ==========================================
   GALLERY GRID
   ========================================== */
.gallery-section {
  padding: 50px 0 90px;
  background: var(--white);
}

.gal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 6px;
}

.gal-item {
  position: relative;
  overflow: hidden;
  cursor: pointer;
  aspect-ratio: 4 / 3;
  background: var(--green-pale);
}

/* Image */
.gal-img {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.gal-item:hover .gal-img {
  transform: scale(1.08);
}

/* Overlay */
.gal-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(30, 70, 10, 0) 30%,
    rgba(30, 70, 10, 0.85) 100%
  );
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.35s;
}
.gal-item:hover .gal-overlay {
  opacity: 1;
}

.gal-zoom {
  font-size: 2rem;
  color: var(--white);
  background: rgba(255, 255, 255, 0.15);
  border: 2px solid rgba(255, 255, 255, 0.6);
  width: 56px;
  height: 56px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: auto;
  margin-top: 40%;
  backdrop-filter: blur(4px);
  transition:
    background 0.25s,
    transform 0.25s;
}
.gal-item:hover .gal-zoom {
  transform: scale(1.1);
}

.gal-info {
  align-self: flex-start;
  padding: 16px 20px;
  width: 100%;
}
.gal-info h4 {
  font-family: "Playfair Display", serif;
  font-size: 1rem;
  color: var(--white);
  margin-bottom: 3px;
}
.gal-info p {
  font-size: 0.78rem;
  color: var(--green-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

/* Filter transitions */
.gal-item {
  transition:
    opacity 0.4s,
    transform 0.4s;
}
.gal-item.hidden {
  opacity: 0;
  pointer-events: none;
  transform: scale(0.94);
  position: absolute;
  visibility: hidden;
}

/* No results */
.no-results {
  display: none;
  text-align: center;
  padding: 60px 0;
  color: var(--text-light);
  font-style: italic;
  font-size: 1.05rem;
}
.no-results.show {
  display: block;
}

/* ==========================================
   LIGHTBOX
   ========================================== */
.lb-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(10, 25, 5, 0.92);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
  backdrop-filter: blur(6px);
}
.lb-backdrop.open {
  opacity: 1;
  pointer-events: auto;
}

.lightbox {
  position: fixed;
  inset: 0;
  z-index: 2001;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s;
}
.lightbox.open {
  opacity: 1;
  pointer-events: auto;
}

.lb-img-wrap {
  position: relative;
  max-width: 88vw;
  max-height: 88vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.lb-img-wrap img {
  max-width: 88vw;
  max-height: 80vh;
  border-radius: 8px;
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.6);
  object-fit: contain;
  display: block;
  transition: opacity 0.25s;
}
.lb-caption {
  margin-top: 16px;
  color: rgba(255, 255, 255, 0.85);
  font-family: "Playfair Display", serif;
  font-size: 1.05rem;
  text-align: center;
}
.lb-caption span {
  display: block;
  font-family: "DM Sans", sans-serif;
  font-size: 0.8rem;
  color: var(--green-light);
  margin-top: 4px;
  letter-spacing: 1px;
  text-transform: uppercase;
}

/* Lightbox buttons */
.lb-close,
.lb-prev,
.lb-next {
  position: fixed;
  background: rgba(255, 255, 255, 0.1);
  border: 2px solid rgba(255, 255, 255, 0.3);
  color: var(--white);
  cursor: pointer;
  font-size: 1.4rem;
  transition: all 0.25s;
  backdrop-filter: blur(4px);
  z-index: 2002;
}
.lb-close:hover,
.lb-prev:hover,
.lb-next:hover {
  background: var(--green-mid);
  border-color: var(--green-mid);
  transform: scale(1.1);
}

.lb-close {
  top: 20px;
  right: 20px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1rem;
}
.lb-prev {
  left: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.lb-next {
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
}
.lb-prev:hover {
  transform: translateY(-50%) scale(1.1);
}
.lb-next:hover {
  transform: translateY(-50%) scale(1.1);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 900px) {
  .page-hero {
    grid-template-columns: 1fr;
  }
  .ph-gallery {
    display: none;
  }
  .page-hero-content {
    padding: 40px 24px;
  }
  .gal-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 540px) {
  .gal-grid {
    grid-template-columns: 1fr;
    gap: 4px;
  }
  .filter-tabs {
    gap: 7px;
  }
  .filter-btn {
    padding: 8px 16px;
    font-size: 0.82rem;
  }
  .lb-prev {
    left: 8px;
  }
  .lb-next {
    right: 8px;
  }
}