/* V74: responsive rieng cho chi tiet tin tuc, dong bo desktop va mobile. */
@media (min-width: 1200px) {
    .news-detail-v71 .news-detail-main { max-width: 870px; }
    .news-detail-v71 .news-detail-sidebar { width: 340px; }
}

@media (min-width: 768px) and (max-width: 991px) {
    .news-detail-v71 .news-detail-cover img { aspect-ratio: 2.15 / 1; }
    .news-detail-v71 .news-detail-sidebar {
        display: grid;
        grid-template-columns: repeat(2, minmax(0, 1fr));
        align-items: start;
    }
    .news-detail-v71 .news-detail-contact { grid-column: 1 / -1; }
}

@media (max-width: 767px) {
    .news-detail-v71,
    .news-detail-v71 * { min-width: 0; }
    .news-detail-v71 {
        width: calc(100% - 24px);
        padding: 16px 0 30px;
    }
    .news-detail-v71 .news-detail-grid { display: block; }
    .news-detail-v71 .news-detail-main { width: 100%; }
    .news-detail-v71 .news-detail-header { margin-bottom: 13px; }
    .news-detail-v71 .news-detail-category {
        padding: 5px 9px;
        font-size: 10px;
    }
    .news-detail-v71 .news-detail-header h1 {
        margin: 10px 0 12px;
        font-size: clamp(26px, 7.5vw, 31px);
        line-height: 1.14;
    }
    .news-detail-v71 .news-detail-meta {
        display: flex;
        align-items: flex-start;
        flex-direction: column;
        gap: 11px;
        font-size: 13px;
    }
    .news-detail-v71 .news-detail-meta-left {
        display: flex;
        flex-wrap: wrap;
        gap: 8px 13px;
    }
    .news-detail-v71 .news-detail-share { margin: 0; }
    .news-detail-v71 .news-detail-share a {
        width: 34px;
        height: 34px;
        font-size: 14px;
    }
    .news-detail-v71 .news-detail-cover { margin-right: 0; margin-left: 0; }
    .news-detail-v71 .news-detail-cover img {
        width: 100%;
        height: auto;
        aspect-ratio: 16 / 10;
        border-radius: 8px;
    }
    .news-detail-v71 .news-detail-lead {
        margin-bottom: 15px;
        padding: 6px 11px;
        font-size: 16px;
        line-height: 1.55;
    }
    .news-detail-v71 .news-detail-toc {
        margin: 15px 0 20px;
        padding: 12px;
    }
    .news-detail-v71 .toc-heading { min-height: 34px; }
    .news-detail-v71 .toc-heading strong { font-size: 15px; }
    .news-detail-v71 .toc-heading button {
        width: 40px;
        height: 40px;
        touch-action: manipulation;
    }
    .news-detail-v71 .news-detail-toc ol {
        grid-template-columns: 1fr;
        gap: 10px;
        margin-top: 12px;
    }
    .news-detail-v71 .news-detail-toc li {
        grid-template-columns: 24px minmax(0, 1fr);
        gap: 7px;
    }
    .news-detail-v71 .news-detail-toc li::before {
        width: 21px;
        height: 21px;
    }
    .news-detail-v71 .news-detail-toc a {
        display: block;
        padding: 2px 0;
        line-height: 1.35;
    }
    .news-detail-v71 .news-detail-content {
        width: 100%;
        overflow: hidden;
        font-size: 16px;
        line-height: 1.65;
    }
    .news-detail-v71 .news-detail-content h1 { font-size: 25px; }
    .news-detail-v71 .news-detail-content h2 {
        margin: 24px 0 9px;
        font-size: 22px;
        line-height: 1.25;
    }
    .news-detail-v71 .news-detail-content h3 {
        margin: 18px 0 8px;
        font-size: 18px;
        line-height: 1.3;
    }
    .news-detail-v71 .news-detail-content p { margin-bottom: 13px; }
    .news-detail-v71 .news-detail-content img {
        display: block;
        width: auto !important;
        max-width: 100% !important;
        height: auto !important;
        margin-right: auto;
        margin-left: auto;
    }
    .news-detail-v71 .news-detail-content table {
        display: block;
        width: 100% !important;
        max-width: 100%;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        white-space: nowrap;
    }
    .news-detail-v71 .news-detail-content blockquote {
        margin: 16px 0;
        padding: 13px 14px;
    }
    .news-detail-v71 .news-detail-gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .news-detail-v71 .news-detail-cta {
        align-items: stretch;
        flex-direction: column;
        padding: 16px;
        text-align: center;
    }
    .news-detail-v71 .news-detail-cta a {
        min-height: 44px;
        display: flex;
        align-items: center;
        justify-content: center;
    }
    .news-detail-v71 .news-detail-author {
        grid-template-columns: 52px minmax(0, 1fr);
        padding: 15px;
    }
    .news-detail-v71 .news-detail-prevnext {
        display: grid;
        grid-template-columns: 1fr;
        gap: 9px;
    }
    .news-detail-v71 .news-detail-prevnext > a {
        padding: 12px;
        border: 1px solid #dce7e0;
        border-radius: 7px;
        background: #fff;
    }
    .news-detail-v71 .news-detail-prevnext > a.next { text-align: left; }
    .news-detail-v71 .news-detail-related > div {
        display: flex;
        gap: 12px;
        overflow-x: auto;
        padding: 2px 2px 10px;
        scroll-snap-type: x mandatory;
        scrollbar-width: thin;
    }
    .news-detail-v71 .news-detail-related article {
        flex: 0 0 min(82%, 300px);
        scroll-snap-align: start;
    }
    .news-detail-v71 .related-image img { height: auto; aspect-ratio: 16 / 10; }
    .news-detail-v71 .news-detail-sidebar {
        position: static;
        display: grid;
        grid-template-columns: 1fr;
        width: 100%;
        margin-top: 24px;
    }
    .news-detail-v71 .news-detail-search,
    .news-detail-v71 .news-detail-box { padding: 15px; }
    .news-detail-v71 .news-detail-search input { height: 46px; font-size: 16px; }
    .news-detail-v71 .news-detail-search button { width: 50px; }
    .news-detail-v71 .detail-category-tree summary > a,
    .news-detail-v71 .detail-category-tree .detail-child { min-height: 46px; }
    .news-detail-v71 .news-detail-contact { min-height: 300px; }
}

@media (max-width: 420px) {
    .news-detail-v71 { width: calc(100% - 20px); }
    .news-detail-v71 .news-detail-header h1 { font-size: 26px; }
    .news-detail-v71 .news-detail-gallery { grid-template-columns: 1fr; }
    .news-detail-v71 .news-detail-author { grid-template-columns: 1fr; text-align: center; }
    .news-detail-v71 .author-mark { margin: 0 auto; }
    .news-detail-v71 .news-detail-contact .hotline { font-size: 22px; }
}