img{
    width: 100%;
    height: 100%;
}

.case-nav-1{
    position: relative;
}

.case-nav-1 img{
    border-radius: 20px 
}

.case-nav{
    padding-top: 80px;
}

.case-nav-1 .container,.case-nav-h1{
    padding: 10px 0;
}

.case-nav-1 .item{
    border-radius: 20px;
    box-shadow: 0px 0px 12px 2px rgba(17,48,102,0.14); 
}

.case-nav-1 .item .recent-content .recent-title{
    font-size: 28px;
    font-weight: bold;
    margin-bottom: 20px;
    line-height: 40px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    text-align: left;
}

.case-nav-1 .item .recent-content .recent-des{
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    color: #757878;
    margin-bottom: 20px;
    line-height: 25px;
    font-size: 16px;
    text-align: left;
}

.case-nav-1 .item .recent-content .recent-date{
    display: flex;
    align-items: center;
    color: #999999;
}

.case-nav-1 .item .recent-content .recent-date img{
    width: 25px;
    margin-right: 10px;
}

.case-nav-1 .item .recent-content .tag-list{
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    margin-top: 20px;
}

.case-nav-1 .item .recent-content .tag-list .tag{
    border: 1px solid #cecece;
    border-radius: 25px;
    padding: 5px 10px;
    font-size: 14px;
    color: #666666;
    margin-right: 8px;
}

.case-nav-1 .item .recent-content .recent-part button{
    width: 40px;
    height: 40px;
}

.case-nav-1 .recent-part{
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* 案例分类导航 */
.case-category-nav {
    margin-bottom: 40px;
    text-align: center;
}

.category-buttons {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
}

.category-btn {
    padding: 8px 24px;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    background-color: white;
    color: #2793ff;
    border: 1px solid #2793ff;
}

.category-btn.active-btn {
    background-color: rgba(39,147,255,0.20);
    color: #2793ff;
    box-shadow: 0 4px 6px -1px rgba(74, 108, 247, 0.1);
}

.category-btn:not(.active-btn):hover {
    background-color: rgba(74, 108, 247, 0.1);
}

/* 案例展示区 */
.cases-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 32px;
}

/* 案例卡片 */
.case-card {
    background-color: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.case-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

.case-card .image {
    overflow: hidden;
}

.case-card .image img {
    width: 100%;
    height: 230px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.case-card:hover .image img {
    transform: scale(1.1);
}

.case-card .text {
    padding: 24px;
}

.case-card h3 {
    font-size: 20px;
    font-weight: bold;
    margin-bottom: 12px;
    color: #1E293B;
}

.case-card p {
    color: #64748B;
    line-height: 1.6;
    max-height: 100px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    -webkit-box-orient: vertical;
}

.case-card .item-bottom {
    padding: 0 24px 24px 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.tag {
    border: 1px solid #cecece;
    border-radius: 25px;
    padding: 0 10px;
    font-size: 14px;
    color: #666666;
    margin-right: 8px;
}

.detail img {
    width: 35px;
    margin-right: 10px;
}

/* 分页栏 */
.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 8px;
    margin-top: 48px;
}

.pagination button {
    width: 40px;
    height: 40px;
    border: 0 !important;
    color: #000;
    border-radius: 0 !important;
    background: #ffffff;
    border-radius: 4px;
    box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.15); 
    margin: 0 5px;
    transition: all 0.3s ease;
    line-height: 40px;
}

.pagination button.active {
    background: #2793ff;
    border-radius: 4px;
    color: #fff;
    box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.15);
}

.pagination .prev-next {
    width: auto;
    padding: 0 16px;
    margin: 0 10px !important;
    color: #000 !important;
    border: 0 solid #fff !important;
    background: #ffffff;
    border-radius: 4px;
    box-shadow: 0px 2px 4px 0px rgba(0,0,0,0.15); 
}
@media (min-width: 768px){
    .case-nav-page{
        padding-top: 80px;
    }
    .case-nav-page h1{
        font-size: 30px;
        margin: 20px 0;
    }
    .case-nav-1 .item{
        display: flex;
        align-items: stretch;
        background: #ffffff;
    }

    .case-nav-1 .item .image{
        width: 50%;
    }

    .case-nav-1 .item .recent-content{
        padding: 40px 50px;
    }

    .case-nav-1 .item .recent-content{
        width: 50%;
    }

    .cases-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px){
    .case-nav-page{
        padding-top: 60px;
    }

    .case-nav-page h1{
        font-size: 25px;
        margin: 10px 35px;
    }

    .case-nav-1 .item{
        margin: 0 35px;
    }

    .case-nav-1 .item .recent-content{
        padding: 20px;
    }
    .case-nav-page .case-nav-2 .item .text {
        padding: 0 10px 20px 10px;
    }

    .case-nav-page .case-nav-2 .item p {
        margin: 15px 0;
    }

    .case-nav-page .case-nav-2 .item .item-bottom{
        display: flex;
        justify-content: space-between;
        align-items: center;
    }

    .case-nav-page .case-nav-2 .item .item-bottom img{
        width: 100px;
        height: 38px;
    }            
}

@media (min-width: 1024px) {
    .cases-container {
        grid-template-columns: 1fr 1fr 1fr;
    }
}