/* 基础重置 */
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
        }

        body {
            color: #333;
            line-height: 1.6;
            background-color: #fff;
        }

        a {
            text-decoration: none;
            color: inherit;
        }

        ul {
            list-style: none;
        }

        img {
            max-width: 100%;
            height: auto;
            display: block;
        }

        /* 容器 */
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }

        /* 通用标题样式 */
        .section-title {
            text-align: center;
            margin-bottom: 40px;
        }

        .section-title h2 {
            font-size: 32px;
            font-weight: bold;
            margin-bottom: 10px;
            color: #222;
        }

        .section-title p {
            font-size: 16px;
            color: #666;
        }

        

        /* 首屏区域 */
        .hero {
            
            padding: 80px 0;
            background: url(../img/hyzx_banner.png) no-repeat center center;
        }

        .hero-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
        }

        .hero-text {
            flex: 1;
            max-width: 500px;
        }

        .hero-text h1 {
            font-size: 48px;
            font-weight: 800;
            color: #222;
            margin-bottom: 20px;
        }

        .hero-text p {
            font-size: 18px;
            color: #555;
            line-height: 1.8;
        }

        .hero-image {
            flex: 1;
            display: flex;
            justify-content: flex-end;
        }

        .hero-image img {
            max-width: 90%;
        }

        /* 全流程共研 */
        .process-section {
            padding: 20px 0;
        }

        .process-grid {
            display: grid;
            grid-template-columns: repeat(4, 1fr);
            gap: 20px;
        }

        .process-card {
            background: #f7faff;
            border-radius: 12px;
            padding: 30px 20px;
            text-align: center;
            transition: transform 0.3s;
        }

        .process-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.05);
        }

        .process-card img {
            height: 120px;
            margin: 0 auto 20px;
        }

        .process-card h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: #222;
        }

        .process-card p {
            font-size: 14px;
            color: #666;
            text-align: left;
        }

        /* 产品诊断 */
        .diagnosis-section {
            padding: 40px 0;
            background-color: #fcfdfe;
            background: url(../img/dyzx_bg.png) no-repeat center center;
            background-size: 100% 100%;
            margin: 40px auto!important;
            
        }

        .diagnosis-inner {
            display: flex;
            align-items: center;
            gap: 50px;
        }

        .diagnosis-image {
            flex: 1.2;
        }

        .diagnosis-content {
            background-color: #fff;
            flex: 1;
            display: flex;
            flex-direction: column;
            gap: 20px;
            padding: 15px;
            border-radius: 10px;
        }

        .diagnosis-item {
            display: flex;
            align-items: flex-start;
            gap: 15px;
            border-bottom: 1px solid #dbdbdb;
            padding-bottom: 5px;
        }
        .diagnosis-item:last-child{
            border: none;
        }

        .diagnosis-icon {
            width: 40px;
            height: 40px;
            background-color: #e3f2fd;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            color: #4b8bf4;
            font-weight: bold;
            flex-shrink: 0;
        }

        .diagnosis-text h4 {
            font-size: 18px;
            margin-bottom: 0px;
        }

        .diagnosis-text p {
            font-size: 14px;
            color: #666;
        }

        /* 购买行为与需求洞察 */
        .insight-section {
            padding: 20px 0;
        }

        .insight-layout >img{
            width: 100%;

        }

        .insight-col {
            display: flex;
            flex-direction: column;
            gap: 40px;
        }

        .insight-col.left {
            text-align: right;
        }

        .insight-item {
            display: flex;
            align-items: center;
            gap: 15px;
        }

        .insight-item.left-item {
            flex-direction: row-reverse;
        }

        .insight-item img {
            width: 40px;
            height: 40px;
        }

        .insight-text h4 {
            font-size: 16px;
            color: #333;
            margin-bottom: 5px;
        }

        .insight-text p {
            font-size: 12px;
            color: #888;
        }

        .insight-center {
            text-align: center;
        }

        /* 交付与质量 */
        .delivery-section {
            padding: 80px 0;
            background-color: #fcfdfe;
        }

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

        .delivery-card {
            border-radius: 12px;
            padding: 30px;
            display: flex;
            align-items: center;
            justify-content: space-between;
            color: #fff;
            
        }

        .delivery-card.blue { 
            background: url(../img/cpzd_jfzlicon1.png) no-repeat center center;
            background-size: cover;
         }
        .delivery-card.green {
            background: url(../img/cpzd_jfzlicon2.png) no-repeat center center;
            background-size: cover;
         }
        .delivery-card.orange { 
            background: url(../img/cpzd_jfzlicon3.png) no-repeat center center;
            background-size: cover;
         }
        .delivery-card.purple {
            background: url(../img/cpzd_jfzlicon4.png) no-repeat center center;
            background-size: cover;
         }

        .delivery-text {
            width: 40%;
        }

        .delivery-text h3 {
            font-size: 20px;
            margin-bottom: 10px;
        }

        .delivery-text p {
            font-size: 14px;
            opacity: 0.9;
            line-height: 1.5;
        }

        .delivery-icon {
            width: 80px;
            margin-left: 20px;
        }

        /* 研究案例 */
        .cases-section {
            padding: 80px 0;
        }

        .cases-grid {
            display: grid;
            grid-template-columns: repeat(3, 1fr);
            gap: 30px;
            margin-bottom: 40px;
        }

        .case-card {
            border: 1px solid #eee;
            border-radius: 12px;
            overflow: hidden;
            background: #fff;
            transition: box-shadow 0.3s;
        }

        .case-card:hover {
            box-shadow: 0 10px 20px rgba(0,0,0,0.08);
        }

        .case-card img {
            width: 100%;
            height: 180px;
            object-fit: cover;
        }

        .case-content {
            padding: 20px;
        }

        .case-content h3 {
            font-size: 18px;
            margin-bottom: 10px;
            color: #222;
        }

        .case-content p {
            font-size: 13px;
            color: #666;
            margin-bottom: 20px;
            display: -webkit-box;
            -webkit-line-clamp: 2;
            -webkit-box-orient: vertical;
            overflow: hidden;
            height: 40px;
        }

        .btn-detail {
            display: inline-block;
            padding: 8px 16px;
            border: 1px solid #4b8bf4;
            color: #4b8bf4;
            border-radius: 20px;
            font-size: 14px;
            transition: all 0.3s;
        }

        .btn-detail:hover {
            background-color: #4b8bf4;
            color: #fff;
        }

        .btn-more-wrap {
            text-align: center;
        }

        .btn-more {
            display: inline-block;
            padding: 10px 40px;
            border: 1px solid #4b8bf4;
            color: #4b8bf4;
            border-radius: 25px;
            font-size: 16px;
            transition: all 0.3s;
        }

        .btn-more:hover {
            background-color: #4b8bf4;
            color: #fff;
        }

        /* 页脚 */
       

        /* 响应式设计 - 移动端适配 */
        @media (max-width: 992px) {
            .process-grid {
                grid-template-columns: repeat(2, 1fr);
                
            }
            .insight-layout {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .insight-col.left {
                text-align: left;
            }
            .insight-item.left-item {
                flex-direction: row;
            }
            .insight-center {
                order: -1; /* 让中间的图在移动端显示在最上方 */
            }
        }

        @media (max-width: 768px) {
            .process-grid {
                grid-template-columns: 1fr;
            }
            .diagnosis-inner {
                flex-direction: column;
            }
            .delivery-grid {
                grid-template-columns: 1fr;
            }
            .cases-grid {
                grid-template-columns: 1fr;
            }
            .footer-top {
                flex-direction: column;
            }
            .diagnosis-section,.delivery-section,.cases-section{
                padding: 20px 0;
                background-size: auto 100%;
            }
            
        }