Card Hover Effect

.card-3d {
  position: relative;
  width: 100%;
  max-width: 350px;
  height: 400px;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  border-radius: 20px;
  padding: 32px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform-style: preserve-3d;
  perspective: 1000px;
}

.card-3d::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 20px;
  background: linear-gradient(135deg, rgba(255,255,255,0.1), rgba(255,255,255,0));
  opacity: 0;
  transition: opacity 0.3s;
}

.card-3d::after {
  content: '';
  position: absolute;
  top: -2px;
  left: -2px;
  right: -2px;
  bottom: -2px;
  border-radius: 20px;
  background: linear-gradient(45deg, #667eea, #764ba2, #f093fb, #4facfe);
  background-size: 300% 300%;
  z-index: -1;
  opacity: 0;
  transition: opacity 0.3s;
  animation: gradient-shift 3s ease infinite;
}

@keyframes gradient-shift {
  0%, 100% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
}

.card-3d:hover {
  transform: translateY(-10px) rotateX(5deg) rotateY(5deg);
  box-shadow: 
    0 20px 40px rgba(102, 126, 234, 0.4),
    0 0 60px rgba(118, 75, 162, 0.3);
}

.card-3d:hover::before {
  opacity: 1;
}

.card-3d:hover::after {
  opacity: 1;
}

.card-3d-content {
  position: relative;
  z-index: 1;
  color: white;
  transform: translateZ(50px);
}

.card-3d-title {
  font-size: 24px;
  font-weight: 700;
  margin-bottom: 16px;
}

.card-3d-description {
  font-size: 14px;
  line-height: 1.6;
  opacity: 0.9;
}

/* Tailwind Alternative */
@layer components {
  .card-hover-glow {
    @apply relative overflow-hidden rounded-2xl bg-gradient-to-br from-purple-500 to-pink-500 p-8;
    @apply transition-all duration-300 hover:-translate-y-2;
    @apply hover:shadow-[0_20px_50px_rgba(139,92,246,0.4)];
  }
  
  .card-hover-glow::before {
    @apply content-[''] absolute inset-0 bg-gradient-to-br from-white/20 to-transparent;
    @apply opacity-0 transition-opacity duration-300;
  }
  
  .card-hover-glow:hover::before {
    @apply opacity-100;
  }
}