.assets-page {
  padding: 20px;
  max-width: 1200px;
  margin: 0 auto;
}

.assets-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px;
}

.asset-card {
  background: #f8f9fa;
  border-radius: 12px;
  overflow: hidden;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  border: 1px solid #e9ecef;
}

.asset-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

.asset-thumbnail {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.asset-info {
  padding: 15px;
}

.asset-info h3 {
  margin: 0 0 8px 0;
  font-size: 18px;
  color: #333;
  font-weight: 600;
}

.asset-info p {
  margin: 0 0 12px 0;
  color: #666;
  font-size: 14px;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.asset-stats {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  font-size: 12px;
  color: #888;
}

.asset-stats span {
  white-space: nowrap;
  background: #e9ecef;
  padding: 2px 6px;
  border-radius: 4px;
}

.asset-viewer {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0,0,0,0.95);
  z-index: 10000;
  display: flex;
  flex-direction: column;
}

.viewer-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(10px);
}

.viewer-header h2 {
  color: white;
  margin: 0;
  font-size: 24px;
}

#close-viewer {
  background: none;
  border: none;
  color: white;
  font-size: 24px;
  cursor: pointer;
  padding: 10px;
  border-radius: 5px;
  transition: background 0.2s;
}

#close-viewer:hover {
  background: rgba(255,255,255,0.2);
}

.three-container {
  flex: 1;
  position: relative;
  overflow: hidden;
}

.loading-indicator {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  color: white;
  font-size: 18px;
  z-index: 10;
}

.viewer-controls {
  position: absolute;
  bottom: 20px;
  left: 20px;
  color: white;
  background: rgba(0,0,0,0.5);
  padding: 10px;
  border-radius: 5px;
  font-size: 14px;
}

@media (max-width: 768px) {
  .assets-page {
    padding: 10px;
  }
  
  .assets-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
  }
  
  .asset-stats {
    font-size: 11px;
    gap: 8px;
  }
  
  .viewer-header {
    padding: 15px;
  }
  
  .viewer-header h2 {
    font-size: 20px;
  }
  
  .viewer-controls {
    bottom: 10px;
    left: 10px;
    font-size: 12px;
  }
}