/*
 * 应用案例列表业务样式。
 * 筛选区、结果头部、搜索和分页由 content-filter-list.css 提供。
 */

.case-page {
    background: #f7f7f7;
    color: #25282d;
}

.case-eyebrow {
    display: block;
}

.case-results {
    margin-bottom: 56px;
}

.case-page .case-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 24px;
}

.case-page .case-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
    border: 1px solid #e2e5e9;
    border-radius: 6px;
    background: #fff;
    transition: transform .2s ease, box-shadow .2s ease;
}

.case-page .case-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 14px 32px rgba(21, 28, 38, .1);
}

.case-page .case-card__image {
    display: block;
    aspect-ratio: 21 / 13;
    overflow: hidden;
    background: #eceef1;
}

.case-page .case-card__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .35s ease;
}

.case-page .case-card:hover .case-card__image img {
    transform: scale(1.035);
}

.case-page .case-card__body {
    display: flex;
    flex: 1;
    flex-direction: column;
    padding: 22px 22px 24px;
    border-top: 3px solid #d71920;
    background: #fff;
}

.case-page .case-card time {
    color: #777e87;
    font-size: 13px;
    font-weight: 600;
}

.case-page .case-card h3 {
    margin: 12px 0 14px;
    font-size: 19px;
    line-height: 1.45;
    font-weight: 800;
}

.case-page .case-card h3 a {
    color: #25282d;
}

.case-page .case-card h3 a:hover {
    color: #d71920;
}

.case-page .case-card p {
    flex: 1;
    min-height: 96px;
    margin: 0;
    color: #5d646d;
    line-height: 1.8;
}

.case-page .case-card__more {
    margin-top: 18px;
    color: #d71920;
    font-weight: 800;
}

.case-page .case-card__more:hover {
    color: #9f0d13;
}

.case-empty {
    padding: 70px 20px;
    text-align: center;
}

.case-empty h3 {
    margin: 0 0 10px;
    font-size: 24px;
}

.case-empty p {
    margin: 0 0 18px;
    color: #777d86;
}

.case-empty a {
    color: #d71920;
    font-weight: 700;
}

@media (max-width: 900px) {
    .case-page .case-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}

@media (max-width: 640px) {
    .case-page .case-grid {
        grid-template-columns: 1fr;
    }
}


/* R82：案例列表通用封面背景 + 左侧标题叠加 */
.case-page .case-card__image{
    position:relative;
    display:block;
    aspect-ratio:21 / 13;
    overflow:hidden;
    background:#eceef1 center center/cover no-repeat;
}

.case-page .case-card__image::before{
    content:"";
    position:absolute;
    inset:0;
    background:linear-gradient(180deg, rgba(255,255,255,.03) 0%, rgba(255,255,255,.02) 55%, rgba(18,22,30,.08) 100%);
}

.case-page .case-card__title-overlay{
    position:absolute;
    left:50%;
    top:50%;
    transform:translate(-50%, -50%);
    z-index:1;
    width:calc(100% - 72px);
    max-width:340px;
    color:#20242a;
    font-size:19px;
    line-height:1.5;
    font-weight:900;
    text-align:center;
    text-shadow:0 1px 4px rgba(255,255,255,.96);
    display:-webkit-box;
    -webkit-box-orient:vertical;
    -webkit-line-clamp:3;
    overflow:hidden;
}

.case-page .case-card__title-overlay::after{
    content:"";
    display:block;
    width:56px;
    height:3px;
    margin:12px auto 0;
    background:#d71920;
    border-radius:2px;
}

.case-page .case-card__body{
    padding-top:18px;
    border-top:none;
}

.case-page .case-card h3{
    display:none;
}

.case-page .case-card p{
    min-height:120px;
}