.join-btn.disabled {
    background: #ccc !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
}
.zonkvm-activity-start {
    background: #ff6600 !important;
    cursor: not-allowed !important;
    pointer-events: none !important;
}

.act-banner {
	position: relative;
	height: 400px;
	background: #fff url(img/activity/act_banner.jpg) no-repeat center;
  background-size: cover;
}

.main-title{
	padding-top: 150px;
	font-size: 40px;
	font-weight: normal;
    line-height: 50px;
}
.main-title-desc{
    margin-top:20px;
    color: #666;
	font-size: 18px;
	font-weight: normal;
}
.activity-banner .act-btn {
  display: block;
  font-size: 16px;
  margin: 0 auto 80px;
  text-align: center;
  color: #fff;
  width: 188px;
  height: 43px;
  line-height: 43px;
  border: 1px solid #fff;
}
.activity-banner .act-btn:hover {
  background: #fff;
  color: #015bfe;
}
  .zonkvm-activity {
            background: #f0f4fa;
            min-height: 100vh;
        }

        /* 导航标签：完全还原截图样式 */
        .zonkvm-activity .main-area {
            background: #ffffff;
            border-bottom: 1px solid #e5e7eb;
        }
        .zonkvm-activity .main-tabs {
        background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
  border-bottom: 1px solid #e5e7eb;
  padding: 12px 15px;
  display: flex;
  gap: 8px;
        }
        .zonkvm-activity .tab-item {
            flex: 1;
            text-align: center;
            padding: 1.2rem 0;
            cursor: pointer;
            font-size: 1.1rem;
            color: #333;
            position: relative;
            transition: all 0.2s ease;
            border-right: 1px solid #e5e7eb;
        }
        /* 最后一个标签去掉右边框 */
        .zonkvm-activity .tab-item:last-child {
            border-right: none;
        }
        /* 选中状态样式（和截图一致：蓝色文字 + 底部蓝线） */
        .zonkvm-activity .tab-item.tab-active {
            color: #007bff;
            font-weight: 500;
        }
        .zonkvm-activity .tab-item.tab-active::after {
            content: "";
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 60px;
            height: 3px;
            background-color: #007bff;
        }

        /* 活动卡片：还原截图里的网格布局 */
        .zonkvm-activity .activity-hot {
            padding: 2rem 0;
        }
        .zonkvm-activity .activity-list {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
            gap: 1.5rem;
            list-style: none;
            padding: 0;
            margin: 0;
        }
        .zonkvm-activity .banner-item {
            background: #fff;
            border-radius: 0.25rem;
            overflow: hidden;
            box-shadow: 0 1px 3px rgba(0,0,0,0.08);
        }
        .zonkvm-activity .img-box {
            width: 100%;
            height: 220px;
            overflow: hidden;
        }
        .zonkvm-activity .banner-img-area {
            width: 100%;
            height: 100%;
            object-fit: cover;
        }
        .zonkvm-activity .banner-desc-area {
            padding: 1.2rem;
        }
        .zonkvm-activity .banner-title {
            font-size: 1.4rem;
            font-weight: 500;
            margin-bottom: 1rem;
            color: #333;
        }
        .zonkvm-activity .desc-text {
            font-size: 0.95rem;
            color: #666;
            margin-bottom: 0.5rem;
        }
        .zonkvm-activity .operate-area {
            text-align: right;
            margin-top: 1rem;
        }
        .zonkvm-activity .join-btn {
            display: inline-block;
            padding: 0.6rem 2.5rem;
            background-color: #007bff;
            color: #fff;
            border-radius: 0.25rem;
            text-decoration: none;
            font-size: 1.1rem;
        }
        .zonkvm-activity .join-btn:hover {
            background-color: #0056b3;
            color: #fff;
            text-decoration: none;
        }
        .zonkvm-activity .zonkvm-tishi {
            grid-column: 1 / -1;
            padding: 4rem 2rem;
            text-align: center;
            color: #999;
            background: #fff;
            border-radius: 0.25rem;
        }

        /* 切换内容块 */
        .zonkvm-activity .tab-content {
            display: none;
        }
        .zonkvm-activity .tab-content.active {
            display: block;
        }

        /* 响应式适配 */
        @media (max-width: 768px) {
            .zonkvm-activity .activity-list {
                grid-template-columns: 1fr;
            }
            .zonkvm-activity .tab-item {
                font-size: 1rem;
                padding: 1rem 0;
            }
        }