/* 手风琴轮播容器 */
        .accordion-carousel {
            position: relative;
            width: 100%;
            max-width: 1200px;
            height: 500px;
            display: flex;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
            padding: 25px 10px;}

        /* 轮播卡片 */
        .carousel-item {
            flex: 1; /* 未激活卡片的基础宽度 */
            height: 100%;
            position: relative;
            cursor: pointer;
            transition: flex 0.8s cubic-bezier(0.4, 0, 0.2, 1);
            overflow: hidden;}

        /* 激活的卡片（展开状态） */
        .carousel-item.active {
            flex: 10;}

        /* 卡片图片 */
        .carousel-img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);}

        /* 卡片悬停/激活时图片放大效果 */
        .carousel-item:hover .carousel-img,
        .carousel-item.active .carousel-img {
            transform: scale(1.05);}

        /* 卡片文字遮罩 */
        .carousel-caption {
            position: absolute;
            bottom: 0;
            left: 0;
            width: 100%;
            padding: 25px;
            background: linear-gradient(transparent, rgba(0, 0, 0, 0.7));
            color: #fff;
            transform: translateY(100%);
            opacity: 0;
            transition: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);}

        .carousel-item:hover .carousel-caption,
        .carousel-item.active .carousel-caption {
            transform: translateY(0);
            opacity: 1;}

        .carousel-title {
            font-size: 24px;
            margin-bottom: 8px;}

        .carousel-desc {
            font-size: 14px;
            opacity: 0.9;}

        /* 自动播放控制按钮 */
        .carousel-control {
            position: absolute;
            bottom: 20px;
            right: 20px;
            z-index: 10;}

        .control-btn {
            padding: 8px 16px;
            border-radius: 20px;
            border: none;
            background-color: rgba(255, 255, 255, 0.8);
            color: #333;
            cursor: pointer;
            transition: background-color 0.3s;
            font-size: 14px;}

        .control-btn:hover {
            background-color: #fff;}

        /* 响应式适配 */
        @media (max-width: 768px) {
            .accordion-carousel {
                height: 350px;}

            .carousel-item.active {
                flex: 6;}

            .carousel-title {
                font-size: 18px;}

            .carousel-desc {
                font-size: 12px;}
        }

        @media (max-width: 480px) {
            .accordion-carousel {
                height: 280px;}

            /* 移动端只保留3个卡片可视（可选） */
            .carousel-item {
                min-width: 60px;}
        }