/* ── Filter bar ──────────────────────────────────────────── */
.dv-filter-label {
  font-weight: 700;
  color: var(--dv-muted);
  align-self: center;
}

.dv-filter-btn {
  border: 2px solid var(--dv-primary);
  border-radius: 999px;
  background: transparent;
  color: var(--dv-primary);
  font-family: 'Nunito', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  padding: 0.25rem 0.9rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
}

.dv-filter-btn:hover,
.dv-filter-btn.active {
  background: var(--dv-primary);
  color: #fff;
}

/* ── Photo grid ──────────────────────────────────────────── */
.dv-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
}

.dv-thumb {
  border-radius: var(--dv-radius);
  overflow: hidden;
  box-shadow: var(--dv-shadow);
  cursor: pointer;
  position: relative;
  aspect-ratio: 4 / 3;
  transition: transform 0.15s, box-shadow 0.15s;
}

.dv-thumb:hover {
  transform: translateY(-3px);
  box-shadow: var(--dv-shadow-hover);
}

.dv-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.dv-thumb-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.55) 0%, transparent 50%);
  opacity: 0;
  transition: opacity 0.2s;
  display: flex;
  align-items: flex-end;
  padding: 0.75rem;
}

.dv-thumb:hover .dv-thumb-overlay {
  opacity: 1;
}

.dv-thumb-caption {
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
  line-height: 1.3;
}

/* ── Lightbox ────────────────────────────────────────────── */
.dv-lightbox-content {
  background: #111;
  border: none;
  border-radius: var(--dv-radius);
  overflow: hidden;
  position: relative;
}

.dv-lightbox-img {
  width: 100%;
  max-height: 80vh;
  object-fit: contain;
  display: block;
}

.dv-lightbox-caption {
  color: #ddd;
  font-size: 0.9rem;
  padding: 0.75rem 1rem;
  text-align: center;
}

.dv-lightbox-close {
  position: absolute;
  top: 0.75rem;
  right: 0.75rem;
  z-index: 10;
  filter: invert(1);
}