/* MetalCutTech 核心加工服務圖示動畫效果 */

/* 確保 card 有 position relative */
.card {
  position: relative;
  overflow: hidden;
}

/* Hover 放大效果 */
.card img {
  transition: transform 0.3s ease, filter 0.3s ease;
  display: block;
}

.card:hover img {
  transform: scale(1.05);
  filter: brightness(1.1);
}

/* 光澤掃過效果 */
@keyframes shine {
  0% {
    transform: translateX(-100%) rotate(45deg);
  }
  100% {
    transform: translateX(100%) rotate(45deg);
  }
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    45deg,
    transparent 30%,
    rgba(227, 30, 36, 0.1) 50%,
    transparent 70%
  );
  transform: translateX(-100%) rotate(45deg);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s ease;
  z-index: 1;
}

.card:hover::before {
  animation: shine 0.6s ease;
  opacity: 1;
}

/* 載入動畫 */
@keyframes fade-in {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.card {
  animation: fade-in 0.6s ease forwards;
}

.card:nth-child(1) { animation-delay: 0.1s; }
.card:nth-child(2) { animation-delay: 0.2s; }
.card:nth-child(3) { animation-delay: 0.3s; }

/* 響應式設計 */
@media (max-width: 768px) {
  .card img {
    height: 150px !important;
  }
  
  .card:hover img {
    transform: scale(1.03);
  }
}