/* === GALLERY STYLES === */
.gallery-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--space-md);
  margin-bottom: var(--space-3xl);
}

.filter-btn {
  background: transparent;
  border: 1px solid var(--color-border);
  color: var(--color-text-dark);
  padding: 8px 16px;
  border-radius: 20px;
  font-family: var(--font-body);
  font-size: var(--fs-small);
  text-transform: uppercase;
  letter-spacing: var(--ls-wide);
  cursor: pointer;
  transition: all 0.3s var(--ease-luxury);
}

.filter-btn:hover,
.filter-btn.active {
  background: var(--color-champagne);
  border-color: var(--color-champagne);
  color: var(--color-white);
}

/* Lightbox */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(20, 18, 16, 0.95);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: all 0.4s var(--ease-luxury);
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
}

.lightbox__content {
  position: relative;
  max-width: 90vw;
  max-height: 90vh;
}

.lightbox__image {
  max-width: 100%;
  max-height: 85vh;
  object-fit: contain;
  box-shadow: var(--card-shadow);
  transform: scale(0.95);
  transition: transform 0.4s var(--ease-luxury);
}

.lightbox.active .lightbox__image {
  transform: scale(1);
}

.lightbox__close {
  position: absolute;
  top: -40px;
  right: -40px;
  background: transparent;
  color: var(--color-white);
  border: none;
  font-size: 32px;
  cursor: pointer;
  transition: color 0.3s;
}

.lightbox__close:hover {
  color: var(--color-champagne);
}

.lightbox__caption {
  color: var(--color-white);
  text-align: center;
  margin-top: var(--space-md);
  font-family: var(--font-display);
  font-size: var(--fs-h4);
}

.lightbox__nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border: none;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  cursor: pointer;
  transition: background 0.3s;
}

.lightbox__nav:hover {
  background: var(--color-champagne);
}

.lightbox__prev { left: -70px; }
.lightbox__next { right: -70px; }

@media (max-width: 1024px) {
  .lightbox__close {
    top: 10px;
    right: 10px;
    z-index: 10;
  }
  .lightbox__prev { left: 10px; }
  .lightbox__next { right: 10px; }
}

/* Hide filtered items */
.portfolio-card-wrap.hidden {
  display: none;
}