/* Modern Portfolio Gallery Styles */

.portfolio-gallery {
  padding: var(--spacing-2xl) 0;
}

.portfolio-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-2xl);
}

.portfolio-filter {
  padding: var(--spacing-sm) var(--spacing-lg);
  background: transparent;
  border: 2px solid var(--border-color);
  border-radius: var(--radius-lg);
  color: var(--text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.portfolio-filter::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transition: var(--transition-normal);
  z-index: -1;
}

.portfolio-filter:hover,
.portfolio-filter.active {
  color: white;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.portfolio-filter:hover::before,
.portfolio-filter.active::before {
  left: 0;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  background: var(--background-primary);
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
  cursor: pointer;
}

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

.portfolio-item img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: var(--transition-slow);
}

.portfolio-item:hover img {
  transform: scale(1.1);
}

.portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(
    135deg,
    rgba(37, 99, 235, 0.9) 0%,
    rgba(245, 158, 11, 0.8) 100%
  );
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  opacity: 0;
  transition: var(--transition-normal);
  padding: var(--spacing-lg);
  text-align: center;
}

.portfolio-item:hover .portfolio-overlay {
  opacity: 1;
}

.portfolio-overlay h3 {
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: var(--spacing-sm);
  transform: translateY(20px);
  transition: var(--transition-normal);
}

.portfolio-overlay p {
  color: rgba(255, 255, 255, 0.9);
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
  transform: translateY(20px);
  transition: var(--transition-normal) 0.1s;
}

.portfolio-overlay .portfolio-links {
  display: flex;
  gap: var(--spacing-sm);
  transform: translateY(20px);
  transition: var(--transition-normal) 0.2s;
}

.portfolio-item:hover .portfolio-overlay h3,
.portfolio-item:hover .portfolio-overlay p,
.portfolio-item:hover .portfolio-overlay .portfolio-links {
  transform: translateY(0);
}

.portfolio-link {
  width: 48px;
  height: 48px;
  background: rgba(255, 255, 255, 0.2);
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  text-decoration: none;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.portfolio-link:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
  transform: scale(1.1);
}

.portfolio-link i {
  font-size: 1.25rem;
}

/* Portfolio Categories */
.portfolio-category {
  position: absolute;
  top: var(--spacing-md);
  left: var(--spacing-md);
  background: rgba(37, 99, 235, 0.9);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  font-weight: 500;
  backdrop-filter: blur(10px);
}

/* Lightbox Styles */
.portfolio-lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

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

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

.lightbox-content img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

.lightbox-close {
  position: absolute;
  top: -50px;
  right: 0;
  width: 40px;
  height: 40px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: var(--radius-md);
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: scale(1.1);
}

.lightbox-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 50px;
  height: 50px;
  background: rgba(255, 255, 255, 0.1);
  border: none;
  border-radius: var(--radius-lg);
  color: white;
  font-size: 1.5rem;
  cursor: pointer;
  transition: var(--transition-fast);
  backdrop-filter: blur(10px);
}

.lightbox-nav:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-50%) scale(1.1);
}

.lightbox-prev {
  left: -70px;
}

.lightbox-next {
  right: -70px;
}

/* Portfolio Info Panel */
.portfolio-info {
  background: var(--background-primary);
  border-radius: var(--radius-xl);
  padding: var(--spacing-xl);
  margin-top: var(--spacing-xl);
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--border-color);
}

.portfolio-info h3 {
  font-family: var(--font-secondary);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.portfolio-info .info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.info-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

.info-item i {
  width: 24px;
  height: 24px;
  background: var(--primary-color);
  color: white;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.875rem;
}

.info-item span {
  font-weight: 500;
  color: var(--text-secondary);
}

.portfolio-description {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 1.125rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .portfolio-filters {
    gap: var(--spacing-xs);
  }
  
  .portfolio-filter {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.875rem;
  }
  
  .portfolio-item img {
    height: 200px;
  }
  
  .lightbox-nav {
    display: none;
  }
  
  .lightbox-content {
    max-width: 95vw;
    max-height: 80vh;
  }
  
  .portfolio-info {
    padding: var(--spacing-lg);
  }
  
  .portfolio-info .info-grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
}