/*
=========================
基础重置
=========================
*/


*{

    margin:0;
    padding:0;
    box-sizing:border-box;

}



html,
body{

    min-height:100%;

}



body{

    font-family:
    "Microsoft YaHei",
    "PingFang SC",
    Arial,
    sans-serif;

    color:#333;

    background:#fff;

    line-height:1.8;

}



img{

    max-width:100%;

    height:auto;

    display:block;

}



a{

    text-decoration:none;

    color:inherit;

}



ul{

    list-style:none;

}




/*
=========================
公共容器
=========================
*/


.container{

    width:1200px;

    max-width:92%;

    margin:0 auto;

}




.section{

    padding:80px 0;

}




h1,
h2,
h3{

    font-weight:700;

}




h2{

    text-align:center;

    font-size:36px;

    margin-bottom:50px;

    color:#12365a;

}




.btn-primary{


    display:inline-block;

    background:#0d4d8b;

    color:#fff;

    padding:12px 35px;

    border-radius:3px;

    transition:.3s;


}



.btn-primary:hover{


    background:#08345f;


}





/*
=========================
页面结构
=========================
*/


#page{


    min-height:100vh;

    display:flex;

    flex-direction:column;


}



#content{


    flex:1;


}




.site-footer,
footer{


    margin-top:auto;


}






/*
=========================
内页Banner
=========================
*/


.inner-banner{


    width:1200px;

    max-width:92%;

    height:220px;

    margin:30px auto;

    background:#f5f8fb;

    display:flex;

    align-items:center;

}



.inner-banner .container{


    width:100%;

    padding:0 40px;


}




.inner-banner h1{


    color:#12365a;

    font-size:36px;

}





/*
=========================
列表页面
project
certificate
service
=========================
*/


.project-grid,
.certificate-grid,
.service-grid{


    display:grid;

    grid-template-columns:repeat(3,1fr);

    gap:30px;


}




.project-item,
.certificate-item,
.service-card{


    background:#fff;

    border:1px solid #eee;

    border-radius:6px;

    overflow:hidden;

    transition:.3s;


}




.project-item:hover,
.certificate-item:hover,
.service-card:hover{


    transform:translateY(-5px);

    box-shadow:0 8px 25px rgba(0,0,0,.08);


}





.project-item a,
.certificate-item a,
.service-card a{


    display:block;


}





.project-item img,
.certificate-item img,
.service-card img{


    width:100%;

    height:260px;

    object-fit:cover;


}





.project-info,
.certificate-info{


    padding:20px;

}





.project-info h3,
.certificate-info h3,
.service-card h3{


    font-size:20px;

    color:#12365a;

    margin-bottom:10px;


}




.project-info p,
.certificate-info p,
.service-card p{


    font-size:14px;

    color:#666;


}





.certificate-category{


    display:inline-block;

    margin-top:10px;

    padding:5px 12px;

    background:#f1f4f7;

    font-size:13px;


}






/*
=========================
Single详情页
=========================
*/


.single-page{


    padding:70px 0;


}





.single-title{


    text-align:center;

    color:#12365a;

    font-size:36px;

    margin-bottom:50px;


}





.single-layout{


    display:flex;

    gap:50px;

    align-items:flex-start;

    margin-bottom:60px;


}





.single-image{


    width:40%;


}




.single-image img{


    width:100%;

    max-height:420px;

    object-fit:contain;


}




.single-info{


    flex:1;

    font-size:16px;


}





.single-info p{


    margin-bottom:15px;


}





.single-content{


    margin-top:40px;

    line-height:2;


}





.single-content h2{


    text-align:left;

    font-size:28px;

    margin-bottom:25px;


}





.project-navigation{


    display:flex;

    justify-content:space-between;

    margin-top:50px;

    padding-top:30px;

    border-top:1px solid #eee;


}







/*
=========================
Footer
=========================
*/


.site-footer{


    background:#fff;

    border-top:1px solid #eee;

}






/*
=========================
响应式 平板
=========================
*/


@media(max-width:1000px){



.container{


    max-width:94%;


}




.project-grid,
.certificate-grid,
.service-grid{


    grid-template-columns:repeat(2,1fr);


}




.single-layout{


    flex-direction:column;


}



.single-image{


    width:100%;


}



}






/*
=========================
响应式 手机
=========================
*/


@media(max-width:600px){



.section{


    padding:50px 0;


}




h2{


    font-size:28px;

    margin-bottom:30px;


}




.inner-banner{


    height:180px;


}



.inner-banner .container{


    padding:0 20px;


}



.inner-banner h1{


    font-size:30px;


}





.project-grid,
.certificate-grid,
.service-grid{


    grid-template-columns:1fr;

    gap:20px;


}





.project-item img,
.certificate-item img,
.service-card img{


    height:210px;


}





.single-page{


    padding:40px 0;


}





.single-title{


    font-size:28px;

    margin-bottom:30px;


}





.single-layout{


    gap:25px;

    margin-bottom:40px;


}





.single-image img{


    max-height:300px;


}





.single-content{


    margin-top:25px;


}





.single-content h2{


    font-size:24px;


}





.project-navigation{


    font-size:14px;


}


}



/* =================================
single页面恢复卡片布局
================================= */


.single-layout{


    background:#fff;

    border:1px solid #eee;

    padding:40px;

    border-radius:6px;

}



.single-image{


    display:flex;

    align-items:center;

    justify-content:center;

}



.single-info{


    padding-top:10px;

}





.single-content{


    background:#fff;

    border:1px solid #eee;

    padding:40px;

    border-radius:6px;


}





/* =================================
业务介绍/工程案例卡片高度统一
================================= */


.service-card,
.project-card,
.certificate-card{


    display:flex;

    flex-direction:column;

    height:100%;


}




.service-card h3,
.project-card h3,
.certificate-card h3{


    min-height:60px;


}




.service-card>a:last-child,
.project-card>a:last-child,
.certificate-card>a:last-child{


    margin-top:auto;


}



/* =================================
工程案例文字区域
================================= */


.project-card span{


    margin-top:auto;

    display:block;

    padding:0 20px 20px;

}





/* =================================
业务优势文字对齐
================================= */


.service-card p{


    min-height:50px;


}




/* =================================
手机端恢复正常
================================= */


@media(max-width:600px){


.home-contact .container{


    display:block;


}


.home-contact p{


    margin-bottom:15px;


}



.single-layout{


    padding:20px;


}



.single-content{


    padding:20px;


}


}

.contact-grid{

display:grid;

grid-template-columns:repeat(4,1fr);

gap:30px;

text-align:center;

}



@media(max-width:900px){

.contact-grid{

grid-template-columns:repeat(2,1fr);

}

}



@media(max-width:600px){

.contact-grid{

grid-template-columns:1fr;

}

}

/*
=========================
首页联系我们
=========================
*/


.home-contact{

    background:#f5f7fa;

}



.home-contact h2{

    text-align:center;

}



.contact-grid{


    display:grid;

    grid-template-columns:repeat(4,1fr);

    gap:30px;

    margin-top:20px;


}



.contact-item{


    background:#fff;

    border:1px solid #eee;

    padding:30px 20px;

    text-align:center;

    border-radius:6px;

}



.contact-item h3{


    font-size:20px;

    color:#12365a;

    margin-bottom:15px;


}



.contact-item p{


    font-size:16px;

    color:#555;

    margin:0;

    line-height:1.8;


}





@media(max-width:900px){


.contact-grid{


    grid-template-columns:repeat(2,1fr);


}


}




@media(max-width:600px){


.contact-grid{


    grid-template-columns:1fr;


}



.contact-item{


    padding:25px 15px;


}


}