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

.sec {
  max-width: 1000px;
  margin: 0 auto;
  padding: 15px 0;
}

.sec h3 {
  font-size: 40px;
  margin: 20px;
}

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

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

/* 按鈕群組 */
.action-button-group {
  display: flex;
  flex-direction: column;
  gap: 25px;
  align-items: center;
  margin-bottom: 20px;
  padding: 30px;
  background-color: rgb(237, 242, 253);
  border-radius: 12px;
}

.btn-row {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
}

.btn-dashboard {
  background-color: #2c3e50;
  color: rgba(200, 214, 218, 0.993);
  border: 2px solid #2c3e50;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 30px;
  border-radius: 6px;
  text-decoration: none;
  font-size: 18px;
  transition: all 0.3s ease;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
  min-width: 200px; /* 最小寬度 */
  text-align: center;
  letter-spacing: 1px; /* 字距 */
}

.btn-dashboard:hover {
  transform: translateY(-3px);
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
  background-color: #34495e;
  border-color: #34495e;
}

.large-btn {
  padding: 15px 40px;
  font-size: 20px;
}

/* 參加須知圖片容器 */
.instruction-image {
  width: 100%;
  display: flex;
  justify-content: center;
  background-color: #fff;
  padding: 20px 0;
  overflow: hidden;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.05);
}

.instruction-image img {
  width: 40%;
  height: auto;
  display: block;
}

.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 */
}