/* ========== case?list 案例列表页独立样式 ========== */
.card > a {
    display: block;
    width: 100%;
    height: 100%;
    text-decoration: none;
    color: inherit;
}
.logo > a {
    display:block;
}
.ad-inner{
    max-width: 1200px;
}
.container-main{
    max-width:1200px;
    margin:0 auto;
    padding: 12px 0 60px;
}
.page-title{
    font-size:21px;
    font-weight:600;
    margin-bottom:12px;
}
.page-desc{
    font-size:14.4px;
    color:#000000;
    margin-bottom:28px;
}
.card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 26px;
}
.card {
    background: #ffffff;
    border: 1px solid #E5E7EB;
    border-radius: 0;
    overflow: hidden;
    transition: 0.3s ease;
}
.card:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.08);
}
.card-img {
    width: 100%;
    aspect-ratio: 16 / 9;
    background: #E5E7EB;
    overflow:hidden;
    border-radius:0;
}
.card-img > img{
    width:100%;
    height:100%;
    object-fit:cover;
    transition:transform 0.3s ease;
}
.card:hover .card-img > img{
    transform:scale(1.03);
}
.card-text {
    padding: 18px;
}
.card-text h4 {
    font-size: 17px;
    margin-bottom: 8px;
    color: #111827;
}
.card-text p {
    color: #4B5563;
    font-size:14px;
}


footer#about {
    background-color: #000000;
}
.footer-copyright {
    max-width: 1200px;
    margin: 0 auto;
    padding: 24px 16px;
    text-align: center;
    color: #9ca3af;
    font-size: 13px;
    line-height: 1.8;
}

@media screen and (max-width:1024px){
    .card-grid{
        grid-template-columns: repeat(2,1fr);
    }
}
@media screen and (max-width:768px){
    .container-main{
        padding: 10px 0 40px;
    }
    .page-title{
        font-size:20px;
    }
    .page-desc{
        font-size:14px;
    }
    .card-grid{
        grid-template-columns: 1fr;
    }
    .footer-copyright{
        padding:18px 12px;
        font-size:12px;
    }
}