.content {
  font-family: "MyIansui", serif;
}

.sec {
  max-width: 1000px;
  margin: 0 auto;
  padding: 30px 0;
}

.container-1 {
  margin: 0;
  background-color: rgb(237, 242, 253);
}

.container-2 {
  margin: 0;
  background-color: rgba(246, 249, 255, 1);
}

h3.section-title {
  font-size: 40px;
  margin-top: 0;
  margin-bottom: 15px;
}

.content h5 {
  font-size: 24px;
  margin-top: 0;
  margin-bottom: 15px;
  color: #333;
}

.content p {
  font-size: 18px;
  line-height: 1.8;
  margin-top: 0;
  margin-bottom: 10px;
}

/* 卡片佈局 (贊助方案、實物贊助) */
.info-card-wrapper {
  display: flex;
  gap: 30px;
  margin-bottom: 60px;
}

.info-card {
  flex: 1;
  background-color: rgb(246, 249, 255);
  padding: 30px;
  border-radius: 4px;
}

.tier-table {
  background-color: rgb(237, 242, 253);
  border: 1px solid #ccc;
  margin-bottom: 20px;
}

.tier-header {
  display: flex;
  border-bottom: 1px solid #ccc;
  background-color: rgb(237, 242, 253);
}

.tier-item {
  flex: 1;
  padding: 15px 1px;
  text-align: center;
  font-size: 18px;
  color: #555;
  border-right: 1px solid #ccc;
  box-sizing: border-box;
  cursor: pointer; /* 加入手型游標 */
  transition: background-color 0.2s;
  white-space: nowrap; /* 避免換行 */
}

.tier-item:last-child {
  border-right: none;
}

.tier-item:hover {
  background-color: #e8ecef;
}

.tier-item.active {
  background-color: #fff;
  font-weight: bold;
  border-bottom: 2px solid #2c3e50;
  color: #000;
}

.tier-content {
  padding: 30px 40px;
}

.benefits-list {
  display: flex;
  flex-direction: column;
  gap: 18px; /* 行距 */
}

.benefit-item {
  font-size: 18px;
  display: flex;
  align-items: flex-start;
  line-height: 1.3; /* 行高 */
  color: #333;
}

/* 分類標籤樣式 */
.badge {
  font-size: 16px;
  padding: 3px 10px;
  border-radius: 4px;
  margin-right: 12px;
  font-weight: 500;
  color: #fff;
  white-space: nowrap;
  flex-shrink: 0; /* 標籤不擠壓變形 */
}

.badge-digital {
  background-color: #5a67d8; /* 數位用靛藍色 */
}

.badge-physical {
  background-color: #3d808a; /* 實體用深青色 */
}

.badge-social {
  background-color: #2c3e50; /* 社群用深藍色 */
}

.description {
  text-align: left;
}

/* 底部按鈕區 */
.cta-area {
  text-align: center;
}

.img-btn {
  position: relative;
  display: inline-block;
  text-decoration: none;
  transition: transform 0.2s;
}

.img-btn img {
  height: 35px;
  width: auto;
  display: block;
}

.img-btn:hover {
  transform: scale(1.05);
}

.btn-group {
  display: flex;
  justify-content: center;
  gap: 30px;
  margin-top: 30px;
}

.btn-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%); /* 利用位移達成真正的中心點重合 */

  font-size: 18px;
  color: #000000;
  white-space: nowrap; /* 防止文字換行 */
  pointer-events: none; /* 確保滑鼠點擊能穿透文字，觸發連結 */
  font-weight: bold;
}