/* 新闻详情页：简洁单栏上下结构 */
.newsDetailPage {
    background: #f7f8f9;
}

.siteHeader {
    background: rgba(24, 27, 31, 0.88);
    backdrop-filter: blur(12px);
}

.newsDetailIntroSection {
    padding: 132px 0 18px;
    background: #f7f8f9;
}

.newsDetailBreadcrumbs {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
    margin-bottom: 22px;
    color: #7c8792;
    font-size: 12px;
    line-height: 1.7;
}

.newsDetailBreadcrumb {
    cursor: pointer;
    transition: color 0.2s ease;
}

.newsDetailBreadcrumb:hover,
.newsDetailBreadcrumb:focus {
    color: var(--color-orange-dark);
}

.newsDetailBreadcrumbCurrent {
    color: #47515b;
    font-weight: 700;
}

.newsDetailHeroCard,
.newsDetailArticlePanel,
.newsDetailEmptyPanel {
    width: min(1080px, 100%);
    margin: 0 auto;
}

.newsDetailHeroCard {
    padding: 10px 0 0;
}

.newsDetailHeroCard,
.newsDetailReadingBody {
    max-width: 960px;
}

.newsDetailMetaRow {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px 14px;
    margin-bottom: 12px;
}

.newsDetailMetaTag {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 28px;
    padding: 0 13px;
    color: var(--color-orange-dark);
    background: #faf6f2;
    border: 1px solid #f0ddd1;
    border-radius: 999px;
    font-size: 11px;
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.newsDetailMetaText {
    color: #6f7a85;
    font-size: 14px;
    font-weight: 500;
    line-height: 1.6;
}

.newsDetailHeroTitle {
    max-width: 980px;
    margin-bottom: 18px;
    color: var(--color-charcoal);
    font-size: 36px;
    font-weight: 900;
    line-height: 1.28;
}

.newsDetailHeroSummary {
    color: #57616a;
    font-size: 15px;
    line-height: 1.9;
}

.newsDetailHeroSummaryBox {
    max-width: 960px;
    padding: 14px 16px;
    background: #fcfcfc;
    border: 1px solid #f6f7f8;
    border-radius: 8px;
    box-shadow: none;
}

.newsDetailHeroCard:after {
    content: "";
    display: block;
    margin-top: 28px;
    border-bottom: 1px solid #e7ebee;
}

.newsDetailMainSection {
    padding: 18px 0 72px;
}

.newsDetailArticlePanel {
    padding: 34px 0 0;
}

.newsDetailReadingBody {
    margin: 0 auto;
}

.newsDetailContentStack {
    display: grid;
    gap: 18px;
}

.newsDetailContentBlock {
    padding-bottom: 0;
    border-bottom: 0;
}

.newsDetailContentText {
    color: #5b6670;
    font-size: 16px;
    line-height: 1.95;
    text-align: left;
}

.newsDetailArticleNav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 38px;
    padding-top: 22px;
    border-top: 1px solid #e7ebee;
}

.newsDetailArticleNavItem {
    min-height: 88px;
    padding: 16px 18px;
    background: #fbfcfc;
    border: 1px solid #eceff1;
    border-radius: 10px;
    transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease;
}

.newsDetailArticleNavItem[role="button"] {
    cursor: pointer;
}

.newsDetailArticleNavItem[role="button"]:hover,
.newsDetailArticleNavItem[role="button"]:focus {
    border-color: rgba(214, 123, 46, 0.26);
    box-shadow: 0 10px 24px rgba(214, 123, 46, 0.06);
    transform: translateY(-1px);
}

.newsDetailArticleNavItem.disabled {
    opacity: 0.58;
}

.newsDetailArticleNavLabel {
    display: block;
    margin-bottom: 6px;
    color: #8a949d;
    font-size: 12px;
    line-height: 1.4;
}

.newsDetailArticleNavTitle {
    display: block;
    color: var(--color-charcoal);
    font-size: 15px;
    line-height: 1.6;
}

.newsDetailEmptySection {
    padding: 156px 0 90px;
}

.newsDetailEmptyPanel {
    padding: 48px 0;
    text-align: center;
}

.newsDetailEmptyEyebrow {
    display: block;
    margin-bottom: 12px;
    color: #6f7a85;
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 1px;
    text-transform: uppercase;
}

.newsDetailEmptyTitle {
    margin-bottom: 14px;
    color: var(--color-charcoal);
    font-size: 34px;
    font-weight: 700;
    line-height: 1.2;
}

.newsDetailEmptyText {
    max-width: 520px;
    margin: 0 auto 22px;
    color: #5f6871;
    font-size: 15px;
    line-height: 1.9;
}

@media (max-width: 991px) {
    .newsDetailHeroTitle {
        font-size: 32px;
    }

    .newsDetailContentText {
        font-size: 15px;
    }
}

@media (max-width: 767px) {
    .newsDetailIntroSection {
        padding-top: 120px;
    }

    .newsDetailHeroCard {
        padding-top: 8px;
    }

    .newsDetailHeroTitle,
    .newsDetailEmptyTitle {
        font-size: 28px;
    }

    .newsDetailHeroSummary,
    .newsDetailContentText,
    .newsDetailEmptyText {
        font-size: 14px;
    }

    .newsDetailHeroSummaryBox {
        padding: 12px 14px;
        border-radius: 8px;
    }

    .newsDetailHeroCard,
    .newsDetailReadingBody {
        max-width: 100%;
    }

    .newsDetailArticlePanel {
        padding-top: 26px;
    }

    .newsDetailArticleNav {
        grid-template-columns: 1fr;
        gap: 12px;
        margin-top: 26px;
        padding-top: 18px;
    }

    .newsDetailArticleNavItem {
        min-height: auto;
        padding: 16px;
    }
}