/* Glassmorphism Card - 毛玻璃卡片 */
/* 用法: 在有背景的容器中使用，背景越丰富效果越好 */

.glass-card {
  background: rgba(255, 255, 255, 0.12);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 16px;
  padding: 2rem;
  box-shadow: 
    0 8px 32px rgba(0, 0, 0, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.glass-card:hover {
  transform: translateY(-4px);
  box-shadow: 
    0 16px 48px rgba(0, 0, 0, 0.18),
    inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

/* 变体 */
.glass-card--dark {
  background: rgba(0, 0, 0, 0.25);
  border-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.glass-card--light {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(255, 255, 255, 0.5);
  color: #1e293b;
}

.glass-card--neon {
  background: rgba(99, 102, 241, 0.1);
  border: 1px solid rgba(99, 102, 241, 0.4);
  box-shadow: 
    0 0 20px rgba(99, 102, 241, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.15);
}

.glass-card--neon:hover {
  box-shadow: 
    0 0 40px rgba(99, 102, 241, 0.25),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

/* 内部元素 */
.glass-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
}

.glass-card__desc {
  font-size: 0.9rem;
  opacity: 0.8;
  line-height: 1.6;
}

.glass-card__icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}