/* 相对定位容器 */
        .relative-position {
            position: relative;
            overflow: hidden;
        }

        /* 视频播放按钮样式 */
        .video-play-btn {
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 80px;
            height: 80px;
            border-radius: 50%;
            background: rgba(255, 255, 255, 0.9);
            display: flex;
            align-items: center;
            justify-content: center;
            opacity: 0;
            visibility: hidden;
            transition: all 0.3s ease;
            z-index: 10;
            cursor: pointer;
        }

        /* 播放按钮悬停显示 */
        .project-one__single:hover .video-play-btn {
            opacity: 1;
            visibility: visible;
        }

        /* 播放图标样式 */
        .play-icon-circle {
            width: 60px;
            height: 60px;
            border-radius: 50%;
            background: #e74c3c;
            display: flex;
            align-items: center;
            justify-content: center;
            transition: all 0.3s ease;
        }

        .video-play-btn:hover .play-icon-circle {
            background: #c0392b;
            transform: scale(1.1);
        }

        .play-icon-circle i {
            color: #fff;
            font-size: 20px;
            margin-left: 3px;
        }

        /* 图片hover暗化效果 */
        .project-one__img:hover img {
            filter: brightness(0.7);
            transition: filter 0.3s ease;
        }

        /* 视频标识徽章 */
        .video-badge {
            position: absolute;
            top: 15px;
            right: 15px;
            background: #e74c3c;
            color: white;
            padding: 5px 10px;
            border-radius: 20px;
            font-size: 12px;
            font-weight: 500;
            z-index: 5;
            display: flex;
            align-items: center;
        }

        .video-badge i {
            margin-right: 5px;
        }

        /* Premium Sidebar Enhancements */
        .shop-sidebar__single {
            background: #fff;
            padding: 25px;
            border-radius: 12px;
            box-shadow: 0 5px 20px rgba(0, 0, 0, 0.05);
            margin-bottom: 30px;
            border: 1px solid #f1f1f1;
        }

        .shop-sidebar__title {
            font-size: 20px;
            font-weight: 700;
            margin-bottom: 25px;
            padding-bottom: 12px;
            border-bottom: 1px solid #eee;
            position: relative;
            color: #111;
        }

        .shop-sidebar__title:after {
            content: '';
            position: absolute;
            bottom: -1px;
            left: 0;
            width: 50px;
            height: 2px;
            background: var(--thm-primary);
        }

        .shop-sidebar__category-list li {
            border-bottom: 1px solid #f7f7f7;
            padding: 12px 0;
            transition: all 0.3s ease;
        }

        .shop-sidebar__category-list li:last-child {
            border-bottom: none;
        }

        .shop-sidebar__category-list li a {
            display: flex;
            justify-content: space-between;
            align-items: center;
            font-size: 15px;
            font-weight: 500;
            color: #444;
            transition: all 0.3s ease;
        }

        .shop-sidebar__category-list li:hover a {
            color: var(--thm-primary);
            padding-left: 8px;
        }

        .shop-sidebar__category-list li.active a {
            color: var(--thm-primary);
            font-weight: 700;
        }

        .shop-sidebar__category-list li a span {
            font-size: 14px;
            opacity: 0.6;
            transition: all 0.3s;
        }

        .shop-sidebar__category-list li:hover a span {
            transform: translateX(4px);
            opacity: 1;
        }

        /* Improved Featured Product Widget */
        .featured-pro-item {
            transition: all 0.3s ease;
        }

        .featured-pro-item .img {
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.08);
            transition: all 0.3s ease;
        }

        .featured-pro-item:hover .img {
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.12);
        }

        .featured-pro-item .info h5 a {
            color: #333;
            transition: all 0.3s ease;
        }

        .featured-pro-item:hover .info h5 a {
            color: var(--thm-primary);
        }

        /* New Portal Button Style */
        .view-portal-btn {
            display: inline-block;
            padding: 8px 20px;
            border: 2px solid #eee;
            border-radius: 30px;
            color: #555;
            font-size: 13px;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 0.5px;
            transition: all 0.3s ease;
            white-space: nowrap;
        }

        .view-portal-btn:hover {
            border-color: var(--thm-primary);
            color: var(--thm-primary);
            background: rgba(var(--thm-primary-rgb, 231, 76, 60), 0.05);
            padding-right: 25px;
        }

        /* Video Portal Refinement */
        .video-insight-hero {
            background: #f8f9fa;
            padding: 50px;
            border-radius: 20px;
            margin-bottom: 60px;
            border-left: 5px solid var(--thm-primary);
            position: relative;
            overflow: hidden;
            display: flex;
            align-items: center;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.03);
        }

        .video-insight-hero:before {
            content: "\f03d";
            font-family: "Font Awesome 5 Free";
            font-weight: 900;
            position: absolute;
            right: -20px;
            bottom: -30px;
            font-size: 180px;
            color: rgba(0, 0, 0, 0.02);
            pointer-events: none;
        }

        .video-insight-hero h3 {
            font-size: 42px;
            font-weight: 800;
            margin-bottom: 20px;
        }

        .video-insight-hero h3 span {
            color: var(--thm-primary);
        }

        .video-insight-hero p {
            font-size: 17px;
            line-height: 1.8;
            color: #555;
            max-width: 800px;
        }

        .portal-category-block {
            background: #fff;
            padding: 35px;
            border-radius: 18px;
            box-shadow: 0 5px 25px rgba(0, 0, 0, 0.04);
            margin-bottom: 50px;
            border: 1px solid #f2f2f2;
            transition: transform 0.3s ease;
        }

        .portal-category-block:hover {
            box-shadow: 0 15px 40px rgba(0, 0, 0, 0.07);
        }

        .video-category-header {
            margin-bottom: 30px !important;
            padding-bottom: 20px !important;
        }