/* ==================== GALLERY CONTROLS ==================== */
.gallery-controls-section {
  padding: var(--spacing-xl) 0;
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
}

.gallery-controls {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--spacing-lg);
}

.sort-controls {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.sort-label {
  font-weight: var(--font-weight-semibold);
  color: var(--color-text);
  font-size: var(--font-size-sm);
}

.btn-secondary {
  background-color: var(--color-bg-light);
  color: var(--color-text);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.btn-secondary.active {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

/* ==================== GALLERY GRID ==================== */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-lg);
  padding: var(--spacing-xl) 0;
}

@media (max-width: 1024px) {
  .gallery-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }
}

@media (max-width: 768px) {
  .gallery-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}

/* ==================== GALLERY CARD ==================== */
.gallery-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  cursor: pointer;
  background-color: var(--color-white);
}

.gallery-card:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-8px);
}

.gallery-card-image {
  position: relative;
  width: 100%;
  padding-bottom: 66.67%;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

.gallery-card-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

.gallery-card:hover .gallery-card-image img {
  transform: scale(1.05);
}

.gallery-card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95) 0%, rgba(0, 0, 0, 0.7) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--spacing-lg);
  opacity: 0;
  transition: opacity var(--transition-base);
  color: var(--color-white);
}

.gallery-card:hover .gallery-card-overlay {
  opacity: 1;
}

.gallery-card-content {
  margin-bottom: var(--spacing-md);
}

.gallery-card-content h3 {
  margin: 0 0 var(--spacing-sm) 0;
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-bold);
  color: var(--color-white);
}

.gallery-card-content p {
  margin: 0;
  font-size: var(--font-size-sm);
  opacity: 0.9;
  line-height: var(--line-height-tight);
  color: var(--color-white);
}

.project-date {
  display: block;
  font-size: var(--font-size-xs);
  margin-top: var(--spacing-sm);
  opacity: 0.8;
}

.gallery-card .btn-small {
  width: 100%;
}

/* ==================== MODAL ==================== */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-lg);
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  overflow-y: auto;
}

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

.modal-content {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  max-width: 900px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  box-shadow: var(--shadow-xl);
  animation: slideUp 0.3s ease-out;
}

@keyframes slideUp {
  from {
    transform: translateY(50px);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.modal-close {
  position: absolute;
  top: var(--spacing-md);
  right: var(--spacing-md);
  width: 40px;
  height: 40px;
  background-color: var(--color-bg);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-base);
  z-index: 10;
}

.modal-close:hover {
  background-color: var(--color-accent);
  color: var(--color-white);
}

.modal-header {
  padding: var(--spacing-xl) var(--spacing-xl) 0;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h2 {
  margin: 0;
  color: var(--color-primary);
}

.modal-body {
  padding: var(--spacing-xl);
}

.project-description {
  margin-bottom: var(--spacing-xl);
  padding: var(--spacing-lg);
  background-color: var(--color-bg);
  border-radius: var(--radius-md);
  border-left: 4px solid var(--color-accent);
}

.project-description p {
  margin: var(--spacing-sm) 0;
  line-height: var(--line-height-relaxed);
}

/* ==================== GALLERY GRID MODAL ==================== */
.gallery-grid-modal {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  gap: var(--spacing-md);
}

.gallery-image-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 1;
  background-color: var(--color-bg-light);
  cursor: pointer;
  transition: transform var(--transition-base);
}

.gallery-image-item:hover {
  transform: scale(1.05);
}

.gallery-image-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.lightbox-btn {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(26, 77, 46, 0.8);
  color: var(--color-white);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.gallery-image-item:hover .lightbox-btn {
  opacity: 1;
}

/* ==================== LIGHTBOX ==================== */
.lightbox {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.60);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
  padding: var(--spacing-lg);
}

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

.lightbox-container {
  position: relative;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.lightbox-image {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  border-radius: var(--radius-md);
  animation: fadeIn 0.3s ease-out;
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.lightbox-close {
  position: absolute;
  top: var(--spacing-lg);
  right: var(--spacing-lg);
  background: none;
  border: none;
  color: var(--color-white);
  cursor: pointer;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--transition-base);
  z-index: 10;
}

.lightbox-close:hover {
  transform: scale(1.1);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.2);
  border: none;
  color: var(--color-white);
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background-color var(--transition-base);
  z-index: 10;
}

.lightbox-nav:hover {
  background-color: rgba(255, 255, 255, 0.4);
}

.lightbox-prev {
  left: var(--spacing-lg);
}

.lightbox-next {
  right: var(--spacing-lg);
}

.lightbox-counter {
  position: absolute;
  bottom: var(--spacing-lg);
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.6);
  color: var(--color-white);
  padding: var(--spacing-md) var(--spacing-lg);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semibold);
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
  .gallery-controls {
    flex-direction: column;
    align-items: stretch;
  }

  .sort-controls {
    flex-direction: column;
  }

  .btn-small {
    width: 100%;
  }

  .gallery-grid-modal {
    grid-template-columns: repeat(2, 1fr);
  }

  .lightbox-nav {
    width: 40px;
    height: 40px;
    font-size: 18px;
  }

  .lightbox-prev {
    left: var(--spacing-md);
  }

  .lightbox-next {
    right: var(--spacing-md);
  }

  .lightbox-counter {
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-xs);
  }
}

@media (max-width: 480px) {
  .modal-content {
    max-height: 95vh;
  }

  .gallery-grid-modal {
    grid-template-columns: 1fr;
  }

  .lightbox-nav {
    width: 36px;
    height: 36px;
  }
}