.delang-research-page {
    background: #f6f6f6;
    color: #333;
}

.delang-research-detail-html {
    padding-top: 0 !important;
}

.research-wrap {
    width: min(1200px, calc(100% - 32px));
    margin: 0 auto;
}

.research-hero {
    position: relative;
    min-height: 390px;
    background: url('/static/upload/image/20230701/1688215772911239.jpg') center/cover no-repeat;
}

.delang-research-detail-page .dl-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: transparent;
    border-bottom-color: rgba(255, 255, 255, .18);
}

.delang-research-detail-page .dl-header.is-scrolled,
.delang-research-detail-page .dl-header.is-menu-open {
    background: var(--dl-white);
    border-bottom-color: #ececec;
}

.delang-research-detail-page .research-hero {
    margin-top: 0;
}

.research-hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, .36);
}

.research-hero-mask {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 74px;
    background: rgba(20, 39, 62, .88);
}

.research-hero-inner {
    position: relative;
    min-height: 390px;
}

.research-hero-title {
    position: absolute;
    right: 8%;
    bottom: 34px;
    color: #fff;
}

.research-hero-title h1 {
    margin: 0;
    font-size: 40px;
    font-weight: 500;
    letter-spacing: .06em;
}

.research-section {
    padding: 70px 0 96px;
}

.research-section-title {
    margin-bottom: 64px;
    text-align: center;
}

.research-section-title h2 {
    position: relative;
    display: inline-block;
    margin: 0;
    color: #666;
    font-size: 28px;
    font-weight: 500;
    letter-spacing: .04em;
}

.research-section-title h2::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: -12px;
    width: 82px;
    height: 2px;
    transform: translateX(-50%);
    background: #6f7883;
}

.research-list {
    display: grid;
    gap: 30px;
}

.research-card {
    display: grid;
    grid-template-columns: 300px 1fr;
    align-items: stretch;
    min-height: 176px;
    background: #fff;
}

.research-card-cover {
    display: block;
    overflow: hidden;
    background: #e8edf2;
}

.research-card-cover img {
    display: block;
    width: 100%;
    height: 100%;
    min-height: 176px;
    object-fit: cover;
    transition: transform .3s ease;
}

.research-card:hover .research-card-cover img {
    transform: scale(1.04);
}

.research-card-body {
    padding: 28px 44px 22px;
}

.research-card-body h3 {
    margin: 0 0 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid #e6e8eb;
    color: #384352;
    font-size: 20px;
    font-weight: 600;
    line-height: 1.45;
}

.research-card-body h3 a {
    color: inherit;
    text-decoration: none;
}

.research-card-body h3 a:hover {
    color: #b42118;
}

.research-card-body time {
    display: block;
    margin-bottom: 14px;
    color: #233b56;
    font-size: 15px;
    font-weight: 700;
}

.research-card-body p {
    display: -webkit-box;
    min-height: 26px;
    margin: 0 0 20px;
    overflow: hidden;
    color: #8b929b;
    font-size: 14px;
    line-height: 1.8;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 1;
}

.research-card-more {
    display: inline-flex;
    width: 28px;
    height: 28px;
    align-items: center;
    justify-content: center;
    color: #6f7781;
    text-decoration: none;
    transition: color .2s ease, transform .2s ease;
}

.research-card-more:hover {
    color: #b42118;
    transform: translateX(4px);
}

.research-empty {
    padding: 70px 24px;
    background: #fff;
    color: #8b929b;
    text-align: center;
}

.research-empty i {
    margin-bottom: 16px;
    color: #b8c0ca;
    font-size: 46px;
}

.research-empty h3 {
    margin: 0 0 8px;
    color: #3b4552;
    font-size: 22px;
}

.research-empty p {
    margin: 0;
}

.research-detail-section {
    padding: 0px 0 96px 70px;
}

.research-detail-card {
    padding: 54px 70px 62px;
    background: #fff;
}

.research-detail-head {
    margin-bottom: 34px;
    padding-bottom: 24px;
    border-bottom: 1px solid #e6e8eb;
    text-align: center;
}

.research-detail-head h1 {
    margin: 0 0 18px;
    color: #293647;
    font-size: 32px;
    font-weight: 600;
    line-height: 1.45;
}

.research-detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    justify-content: center;
    color: #7f8894;
    font-size: 14px;
}

.research-detail-meta span {
    color: #b42118;
}

.research-detail-cover {
    margin: 0 0 34px;
    text-align: center;
}

.research-detail-cover img {
    max-width: 100%;
    max-height: 460px;
    object-fit: contain;
}

.research-detail-content {
    color: #424b57;
    font-size: 17px;
    line-height: 2;
}

.research-detail-content img {
    max-width: 100%;
    height: auto;
}

.research-detail-content p {
    margin: 0 0 16px;
}

.research-detail-content table {
    max-width: 100%;
}

.research-detail-footer {
    margin-top: 46px;
    padding-top: 24px;
    border-top: 1px solid #e6e8eb;
}

.research-detail-footer a {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: #5f6874;
    text-decoration: none;
}

.research-detail-footer a:hover {
    color: #b42118;
}

@media (max-width: 900px) {
    .research-hero,
    .research-hero-inner {
        min-height: 300px;
    }

    .research-hero-title {
        right: 24px;
    }

    .research-card {
        grid-template-columns: 1fr;
    }

    .research-card-cover img {
        height: 220px;
    }

    .research-card-body {
        padding: 24px;
    }

    .research-detail-card {
        padding: 36px 24px 42px;
    }

    .research-detail-head h1 {
        font-size: 26px;
    }
}

@media (max-width: 560px) {
    .research-section {
        padding: 46px 0 64px;
    }

    .research-section-title {
        margin-bottom: 42px;
    }

    .research-hero-title h1 {
        font-size: 30px;
    }

    .research-card-body h3 {
        font-size: 18px;
    }
}