/* 服务介绍区域 */
        .hero-video-wrapper {
            position: relative;
            overflow: hidden;
            border-radius: 8px;
        }

        .video-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
            padding: 30px 20px 20px;
        }

        .overlay-text {
            color: white;
            font-size: 1.8rem;
            font-weight: 600;
            text-align: center;
            text-shadow: 0 2px 4px rgba(0,0,0,0.5);
        }

        .service-highlight-card {
            background-color: #fff;
            border-radius: 8px;
            padding: 30px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            height: 100%;
        }

        .service-title {
            margin-bottom: 20px;
            color: var(--primary-color, #0d6efd);
            font-weight: 600;
        }

        .highlight-description {
            margin-bottom: 25px;
            font-size: 1.1rem;
            line-height: 1.6;
        }

        .tech-icons {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 20px;
        }

        .tech-icon {
            display: flex;
            align-items: center;
        }

        .tech-icon i {
            width: 40px;
            height: 40px;
            background-color: var(--primary-color, #0d6efd);
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-right: 10px;
            font-size: 1.2rem;
        }

        .tech-icon span {
            font-weight: 500;
        }

        /* 数字孪生优势 */
        .advantages-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 20px;
        }

        .advantage-card {
            background-color: #fff;
            border-radius: 8px;
            padding: 25px 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            text-align: center;
            transition: transform 0.3s ease;
        }

        .advantage-card:hover {
            transform: translateY(-5px);
        }

        .advantage-icon {
            width: 70px;
            height: 70px;
            background-color: var(--primary-color, #0d6efd);
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0 auto 15px;
            font-size: 1.8rem;
        }

        .advantage-card h4 {
            margin-bottom: 10px;
            color: var(--primary-color, #0d6efd);
        }

        .advantage-card p {
            margin-bottom: 0;
            font-size: 0.95rem;
        }

        /* 数字孪生流程 */
        .process-timeline {
            position: relative;
            margin: 40px 0;
        }

        .process-timeline::before {
            content: '';
            position: absolute;
            top: 0;
            bottom: 0;
            left: 50%;
            width: 2px;
            background-color: var(--primary-color, #0d6efd);
            transform: translateX(-50%);
        }

        .timeline-item {
            position: relative;
            margin-bottom: 50px;
        }

        .timeline-item:last-child {
            margin-bottom: 0;
        }

        .timeline-dot {
            position: absolute;
            left: 50%;
            top: 50px;
            width: 20px;
            height: 20px;
            background-color: var(--primary-color, #0d6efd);
            border-radius: 50%;
            transform: translateX(-50%);
            z-index: 1;
        }

        .timeline-content {
            width: 45%;
            position: relative;
        }

        .timeline-content.left {
            margin-right: auto;
        }

        .timeline-content.right {
            margin-left: auto;
        }

        .timeline-card {
            background-color: #fff;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .timeline-card h4 {
            color: var(--primary-color, #0d6efd);
            margin-bottom: 15px;
            display: flex;
            align-items: center;
        }

        .timeline-card h4 span {
            width: 30px;
            height: 30px;
            background-color: var(--primary-color, #0d6efd);
            color: white;
            border-radius: 50%;
            display: flex;
            justify-content: center;
            align-items: center;
            margin-right: 10px;
            font-size: 0.9rem;
        }

        .timeline-card p {
            margin-bottom: 15px;
        }

        .timeline-img {
            width: 100%;
            border-radius: 6px;
        }

        /* 数字孪生成果展示 */
        .showcase-card {
            background-color: #fff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            height: 100%;
        }

        .showcase-image {
            position: relative;
            overflow: hidden;
        }

        .showcase-image img {
            width: 100%;
            height: 220px;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .showcase-overlay {
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background-color: rgba(0,0,0,0.6);
            display: flex;
            justify-content: center;
            align-items: center;
            opacity: 0;
            transition: opacity 0.3s ease;
        }

        .showcase-card:hover .showcase-image img {
            transform: scale(1.05);
        }

        .showcase-card:hover .showcase-overlay {
            opacity: 1;
        }

        .showcase-content {
            padding: 20px;
        }

        .showcase-content h4 {
            margin-bottom: 15px;
            color: var(--primary-color, #0d6efd);
        }

        .showcase-tags {
            display: flex;
            flex-wrap: wrap;
            gap: 8px;
        }

        .showcase-tag {
            padding: 5px 10px;
            background-color: rgba(var(--primary-rgb, 13, 110, 253), 0.1);
            color: var(--primary-color, #0d6efd);
            border-radius: 4px;
            font-size: 0.8rem;
        }

        /* 技术指标 */
        .chart-container {
            height: 400px;
            background-color: #fff;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }

        .tech-specs {
            background-color: #fff;
            border-radius: 8px;
            padding: 20px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            height: 100%;
            display: flex;
            flex-direction: column;
            justify-content: center;
        }

        .spec-group {
            margin-bottom: 30px;
        }

        .spec-group:last-child {
            margin-bottom: 0;
        }

        .spec-group h4 {
            margin-bottom: 15px;
            color: var(--primary-color, #0d6efd);
        }

        .spec-item {
            margin-bottom: 15px;
        }

        .spec-item:last-child {
            margin-bottom: 0;
        }

        .spec-label {
            margin-bottom: 5px;
            font-weight: 500;
        }

        .spec-bar {
            height: 20px;
            background-color: #f5f5f5;
            border-radius: 10px;
            overflow: hidden;
        }

        .spec-fill {
            height: 100%;
            background-color: var(--primary-color, #0d6efd);
            color: white;
            text-align: right;
            padding: 0 10px;
            line-height: 20px;
            font-size: 0.8rem;
            transition: width 1s ease;
        }

        /* 相关服务 */
        .related-service-card {
            display: block;
            background-color: #fff;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
            height: 100%;
            text-decoration: none;
            color: inherit;
        }

        .related-service-card:hover {
            transform: translateY(-5px);
        }

        .related-service-img {
            overflow: hidden;
            height: 180px;
        }

        .related-service-img img {
            width: 100%;
            height: 100%;
            object-fit: cover;
            transition: transform 0.3s ease;
        }

        .related-service-card:hover .related-service-img img {
            transform: scale(1.05);
        }

        .related-service-content {
            padding: 20px;
        }

        .related-service-content h4 {
            margin-bottom: 10px;
            color: var(--primary-color, #0d6efd);
        }

        .related-service-content p {
            margin-bottom: 15px;
            color: #666;
        }

        .read-more {
            display: flex;
            align-items: center;
            color: var(--primary-color, #0d6efd);
        }

        .read-more i {
            margin-left: 5px;
            transition: transform 0.3s ease;
        }

        .related-service-card:hover .read-more i {
            transform: translateX(5px);
        }

        /* 响应式调整 */
        @media (max-width: 992px) {
            .advantages-grid {
                grid-template-columns: repeat(2, 1fr);
            }

            .process-timeline::before {
                left: 20px;
            }

            .timeline-dot {
                left: 20px;
            }

            .timeline-content {
                width: calc(100% - 50px);
                margin-left: 50px !important;
                margin-right: 0 !important;
            }

            .tech-specs {
                margin-top: 30px;
            }
        }

        @media (max-width: 768px) {
            .advantages-grid {
                grid-template-columns: 1fr;
            }
        }