.card-section {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 40px 20px;
}
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 32px;
}
.ai-card {
  background: #fffdfa;
  border-radius: 20px;
  box-shadow: 0 0 25px rgba(232, 93, 4, 0.08), 0 2px 8px rgba(0,0,0,0.04);
  border: 2px solid #f48c06;
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
  position: relative;
  backdrop-filter: blur(2px);
}
.ai-card:hover {
  box-shadow: 0 0 40px rgba(244, 140, 6, 0.18), 0 2px 12px rgba(232, 93, 4, 0.10);
  border-color: #e85d04;
  transform: translateY(-8px) scale(1.05) rotateZ(1deg);
}
.ai-card-image {
  height: 200px;
  overflow: hidden;
  position: relative;
  background: linear-gradient(45deg, #fff3e0, #ffe5b4);
}
.ai-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 0;
  filter: brightness(1.05) contrast(1.1) saturate(1.2);
  transition: all 0.4s;
}
.ai-card:hover .ai-card-image img {
  filter: brightness(1.15) contrast(1.2) saturate(1.3);
  transform: scale(1.07);
}
.ai-card-content {
  padding: 28px 24px 24px 24px;
}
.ai-card-title {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: #e85d04;
  text-shadow: 0 0 10px rgba(232, 93, 4, 0.10);
}
.ai-card-desc {
  font-size: 1rem;
  color: #b05a00;
  margin-bottom: 18px;
  line-height: 1.7;
}
.ai-card-btn {
  display: inline-block;
  padding: 12px 28px;
  background: linear-gradient(45deg, #f48c06, #e85d04);
  color: #fff;
  font-weight: bold;
  border-radius: 999px;
  box-shadow: 0 0 15px rgba(244, 140, 6, 0.10);
  transition: all 0.3s;
  letter-spacing: 0.04em;
  border: none;
  position: relative;
  overflow: hidden;
}
.ai-card-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.18), transparent);
  transition: left 0.5s;
}
.ai-card-btn:hover {
  background: linear-gradient(45deg, #e85d04, #f48c06);
  box-shadow: 0 0 25px rgba(244, 140, 6, 0.18);
  transform: translateY(-2px);
}
.ai-card-btn:hover::before {
  left: 100%;
}