.masonry-grid {
  position: relative;
  width: 100%;
  min-height: 900px; /* 600 * 1.5 */
  max-width: 1800px;
  margin: 0 auto;
  padding: 0.75rem; /* 0.5 * 1.5 */
}

.masonry-item-wrapper {
  position: absolute;
  cursor: pointer;
  transform-origin: center center;
  transition: transform 0.3s ease;
}

.masonry-item {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 18px; /* 12 * 1.5 */
  overflow: hidden;
  background: #111;
  border: 3px solid var(--border-color, #00ffff); /* 2 * 1.5 */
  box-shadow: 0 6px 30px rgba(0, 0, 0, 0.5); /* 4*1.5, 20*1.5 */
  transition: all 0.3s ease;
}

.masonry-item:hover {
  box-shadow: 
    0 12px 45px rgba(0, 0, 0, 0.7), /* 8*1.5, 30*1.5 */
    0 0 45px var(--border-color, #00ffff); /* 30*1.5 */
}

.masonry-item-img {
  position: relative;
  width: 100%;
  height: 75%;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  transition: transform 0.3s ease;
}

.masonry-item:hover .masonry-item-img {
  transform: scale(1.05);
}

.masonry-item-info {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 1.125rem 1.5rem; /* 0.75 * 1.5 = 1.125, 1 * 1.5 = 1.5 */
  background: linear-gradient(to top, rgba(0, 0, 0, 0.95), rgba(0, 0, 0, 0.7));
  color: var(--text-light);
  font-family: 'Orbitron', monospace;
}

.masonry-item-title {
  font-size: 1.5rem; /* 1 * 1.5 */
  font-weight: 700;
  margin: 0 0 0.375rem 0; /* 0.25 * 1.5 */
  color: var(--primary-neon);
  text-shadow: 0 0 15px var(--primary-neon); /* 10 * 1.5 */
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.masonry-item-subtitle {
  font-size: 1.275rem; /* 0.85 * 1.5 */
  margin: 0;
  color: var(--text-dim);
  opacity: 0.8;
}

/* 响应式调整 */
@media (max-width: 768px) {
  .masonry-grid {
    padding: 0.75rem; /* 0.5 * 1.5 */
  }
  
  .masonry-item {
    border-radius: 12px; /* 8 * 1.5 */
  }
  
  .masonry-item-info {
    padding: 1.125rem; /* 0.75 * 1.5 */
  }
  
  .masonry-item-title {
    font-size: 1.35rem; /* 0.9 * 1.5 */
  }
  
  .masonry-item-subtitle {
    font-size: 1.125rem; /* 0.75 * 1.5 */
  }
}

/* 加载动画 */
.masonry-item-wrapper {
  will-change: transform, opacity;
}

/* 霓虹发光效果 */
@keyframes neonGlow {
  0%, 100% {
    box-shadow: 
      0 6px 30px rgba(0, 0, 0, 0.5), /* 4*1.5, 20*1.5 */
      0 0 30px var(--border-color, #00ffff); /* 20*1.5 */
  }
  50% {
    box-shadow: 
      0 6px 30px rgba(0, 0, 0, 0.5), /* 4*1.5, 20*1.5 */
      0 0 60px var(--border-color, #00ffff); /* 40*1.5 */
  }
}

.masonry-item:hover {
  animation: neonGlow 2s ease-in-out infinite;
}