/*body {
    font-family: Arial, "Microsoft JhengHei", sans-serif;
    color: #333;
    line-height: 1.6;
    max-width: 1000px;
    margin: 0 auto;
    padding: 20px;
}*/

.product-introduction-title {
    color: #F7D302; 
    font-size: 24px;
    font-weight: bold;
    border-bottom: 2px solid #F7D302;
    padding-bottom: 10px;
    margin-bottom: 20px;
}

.frame-top-intro {
    display: flex;
    gap: 30px;
    margin-bottom: 40px;
}

.SiC-ceramics {
    width: 300px;
    height: auto;
    object-fit: contain;
}

.introduction {
    font-size: 14px;
    color: #555;
    text-align: justify;
}

.SiC-title {
    font-size: 20px;
    color: #11317B; 
    font-weight: bold;
    margin-top: 30px;
}

.card-container {
  position: relative;
  display: flex;
  align-items: center;
  max-width: 1200px;
  margin: 14px auto;
  padding: 0 20px;
}

/* Horizontal Scroll Track */
.card-track {
  display: flex;
  gap: 20px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  scrollbar-width: none; 
}

.card-track::-webkit-scrollbar {
  display: none; 
}

.product-card {
  flex: 0 0 calc(25% - 15px); /* Shows 4 cards at a time on wide screens */
  min-width: 250px;
  background: #f2f2f2;
  border: 1px solid #e0e0e0;
  border-radius: 16px;
  padding: 16px;
  box-sizing: border-box;
  scroll-snap-align: start;
  display: flex;
  flex-direction: column;
  box-shadow: 0 2px 8px rgba(0,0,0,0.05);
}

.image-container {
    background: #ffffff;
    border-radius: 12px;
    height: 160px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    border: 1px solid #e5e5e5;
    margin: 0 !important;
}

    .image-container img {
        max-width: 100%;
        max-height: 100%;
        object-fit: contain;
        margin: 0 !important;
    }

.card-content h3 {
  font-size: 1.15rem;
  color: #333333;
  margin: 16px 0 8px 0;
  font-weight: 600;
}

.card-content p {
  font-size: 0.85rem;
  color: #555555;
  line-height: 1.45;
  margin: 0;
}

.nav-btn {
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 60px;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid #e0e0e0;
  border-radius: 4px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
  transition: background 0.2s;
}

.nav-btn:hover {
  background: #ffffff;
}

.nav-btn svg {
  width: 32px;
  height: 32px;
  fill: #aaaaaa;
}

.prev-btn { left: 40px; }
.next-btn { right: 40px; }

/* 手機頁面 */
@media (max-width: 900px) {
  .product-card {
    flex: 0 0 calc(50% - 10px);
  }
}

@media (max-width: 600px) {
  .product-card {
    flex: 0 0 100%; 
  }
  .nav-btn { display: none; }
}

.spec-table {
  width: 100%;
  max-width: 900px;
  border-collapse: separate;
  border-spacing: 1px;
  background-color: #b0cbe8; 
  margin-top: 14px;
}

.spec-table td {
  padding: 12px 24px;
  vertical-align: middle;
  font-size: 15px;
}

  /* Left Column (Properties) */
.spec-table td:first-child {
  width: 40%;
  background-color: #e6f0fa;
  color: #0d385c;
  text-align: center;
}

  /* Right Column (Values) */
.spec-table td:last-child {
  width: 60%;
  background-color: #f2f7fc;
  color: #09263e;
  text-align: left;
}

.characteristic-chart {
  border-collapse: collapse;
  width: 100%;
  max-width: 900px;
  background-color: #ffffff;
  margin-top: 14px;
}

.characteristic-chart th {
  background-color: #4682b4;
  color: #ffffff;
  font-weight: bold;
  font-size: 15px;
  padding: 14px 10px;
  text-align: center;
  border: 1px solid #ffffff;
}

.characteristic-chart td {
  padding: 14px 15px;
  font-size: 14px;
  color: #2b5d8f;
  border: 1px solid #ffffff;
}

/* Column alignments */
.characteristic-chart td:nth-child(1) { text-align: center; }
  td:nth-child(2) { text-align: center; }
  td:nth-child(3) { text-align: center; }
  td:nth-child(4) { text-align: center; }

  tr:nth-child(odd) td {
  background-color: #e6f0fa;
}

  tr:nth-child(even) td {
  background-color: #f2f7fc;
}