/* Logo Portfolio Specific Styles */
.portfolio-item[data-category="logo"] {
  background: #ffffff;
  border-radius: 12px;
  overflow: hidden;
  transition: all 0.3s ease;
  position: relative;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.portfolio-item[data-category="logo"]:hover {
  transform: translateY(-6px);
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
}

.portfolio-item[data-category="logo"] .portfolio-image {
  aspect-ratio: 1/1;
  position: relative;
  overflow: hidden;
  background: #f8f9fa;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.portfolio-item[data-category="logo"] .portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center;
  transition: all 0.4s ease;
  max-width: 100%;
  max-height: 100%;
}

.portfolio-item[data-category="logo"]:hover .portfolio-image img {
  transform: scale(1.1);
}

.portfolio-item[data-category="logo"] .portfolio-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: transparent;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: all 0.3s ease;
  pointer-events: none;
}

.portfolio-item[data-category="logo"]:hover .portfolio-overlay {
  opacity: 0;
}

.portfolio-item[data-category="logo"] .portfolio-content {
  display: none;
}

/* Logo Grid Enhancement */
.portfolio-grid:has(.portfolio-item[data-category="logo"]:not([style*="display: none"])) {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 25px;
}

/* Enhanced Logo Hover Effects */
.portfolio-item[data-category="logo"]::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(20, 184, 166, 0.1) 50%,
    transparent 70%
  );
  opacity: 0;
  transition: all 0.6s ease;
  z-index: 1;
  pointer-events: none;
}

.portfolio-item[data-category="logo"]:hover::before {
  opacity: 1;
  transform: translateX(100%)
}

/* Logo Animation */
@keyframes logoReveal {
  from {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.portfolio-item[data-category="logo"] {
  animation: logoReveal 0.5s ease forwards;
}

/* Mobile Responsive Design for Logos */
@media (max-width: 1200px) {
  .portfolio-grid:has(.portfolio-item[data-category="logo"]:not([style*="display: none"])) {
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
  }
}

@media (max-width: 768px) {
  .portfolio-grid:has(.portfolio-item[data-category="logo"]:not([style*="display: none"])) {
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    padding: 0 10px;
  }
  
  .portfolio-item[data-category="logo"] .portfolio-image {
    padding: 15px;
  }
  
  .portfolio-item[data-category="logo"]:hover {
    transform: translateY(-3px);
  }
}

@media (max-width: 480px) {
  .portfolio-grid:has(.portfolio-item[data-category="logo"]:not([style*="display: none"])) {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 12px;
  }
  
  .portfolio-item[data-category="logo"] .portfolio-image {
    padding: 10px;
  }
  
  .portfolio-item[data-category="logo"]:hover {
    transform: translateY(-2px);
  }
}

/* High-Resolution Display Optimization for Logos */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
  .portfolio-item[data-category="logo"] .portfolio-image img {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
  }
}

/* Logo Background Variants */
.portfolio-item[data-category="logo"]:nth-child(even) .portfolio-image {
  background: #ffffff;
}

.portfolio-item[data-category="logo"]:nth-child(odd) .portfolio-image {
  background: #f8f9fa;
}

/* Clean white background for better logo visibility */
.portfolio-item[data-category="logo"] .portfolio-image {
  background: #ffffff;
  border: 1px solid rgba(0, 0, 0, 0.05);
}