/* ============================================================
   BLOG – Single / Archive / Search
   diemthi.local – flatsome-child
   ============================================================ */
:root {
    --dt-blue:       #1352b8;
    --dt-blue-dark:  #0a2f8a;
    --dt-blue-light: #4d82d6;
    --dt-bg:         #f5f7fc;
    --dt-text:       #1a202c;
    --dt-muted:      #6b7280;
    --dt-border:     #e2e8f0;
    --dt-radius:     10px;
    --dt-shadow:     0 2px 12px rgba(19,82,184,.10);
}

/* ── Reading progress ── */
.dt-reading-progress{position:fixed;top:0;left:0;right:0;height:3px;z-index:9999;background:rgba(19,82,184,.12)}
.dt-reading-progress-bar{height:100%;background:linear-gradient(90deg,#1352b8,#4d82d6);width:0;transition:width .1s linear}

/* ── Breadcrumb ── */
.dt-breadcrumb{display:flex;align-items:center;gap:6px;font-size:13px;flex-wrap:wrap;margin-bottom:16px}
.dt-breadcrumb a{color:rgba(255,255,255,.72)!important;text-decoration:none;display:inline-flex;align-items:center;gap:4px}
.dt-breadcrumb a:hover{color:#fff!important}
.dt-breadcrumb-sep{opacity:.5}
.dt-breadcrumb-current{color:rgba(255,255,255,.9);overflow:hidden;text-overflow:ellipsis;white-space:nowrap;max-width:240px}

/* ============================================================
   ARCHIVE / SEARCH
   ============================================================ */
.dt-archive-page{}

/* Hero */
.dt-archive-hero{background:linear-gradient(135deg,#0a1f5c 0%,#0d2b7d 45%,#1352b8 100%);padding:36px 0 32px;position:relative}
.dt-archive-hero::after{content:'';position:absolute;bottom:0;left:0;right:0;height:36px;background:var(--dt-bg);clip-path:ellipse(55% 100% at 50% 100%)}
.dt-archive-hero .container{position:relative}
.dt-archive-hero-inner{display:flex;align-items:center;gap:18px}
.dt-archive-hero-icon{width:60px;height:60px;border-radius:16px;background:rgba(255,255,255,.15);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:#fff}
.dt-archive-title{font-size:clamp(20px,3.5vw,28px)!important;font-weight:800!important;color:#fff!important;margin:0 0 4px!important;line-height:1.3!important}
.dt-archive-desc{font-size:14px!important;color:rgba(255,255,255,.8)!important;margin:4px 0 8px!important}
.dt-archive-count{display:inline-flex;align-items:center;gap:5px;background:rgba(255,255,255,.15);border-radius:20px;padding:4px 12px;font-size:13px;font-weight:600;color:#fff}

/* Layout */
.dt-archive-body{background:var(--dt-bg);padding:32px 0 48px}
.dt-archive-layout{display:grid;grid-template-columns:1fr 300px;gap:28px;align-items:start}
.dt-archive-main{min-width:0}

/* Featured first post */
.dt-feat-card{display:grid;grid-template-columns:400px 1fr;background:#fff;border-radius:16px;overflow:hidden;box-shadow:var(--dt-shadow);margin-bottom:24px;transition:box-shadow .2s}
.dt-feat-card:hover{box-shadow:0 10px 36px rgba(19,82,184,.15)}
.dt-feat-thumb{display:block;position:relative;overflow:hidden;min-height:240px;background:#dbeafe}
.dt-feat-img{width:100%!important;height:100%!important;object-fit:cover!important;display:block!important;transition:transform .4s}
.dt-feat-card:hover .dt-feat-img{transform:scale(1.05)}
.dt-feat-no-thumb{width:100%;height:100%;min-height:240px;background:linear-gradient(135deg,#1352b8,#4d82d6);display:flex;align-items:center;justify-content:center}
.dt-feat-cat{position:absolute;top:14px;left:14px;background:var(--dt-blue);color:#fff;font-size:11px;font-weight:700;padding:4px 10px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}
.dt-feat-body{padding:28px 30px;display:flex;flex-direction:column;gap:12px}
.dt-feat-meta{display:flex;align-items:center;gap:6px;font-size:12px;color:var(--dt-muted);flex-wrap:wrap}
.dt-feat-author{font-weight:600;color:var(--dt-text)}
.dt-feat-title{font-size:20px!important;font-weight:700!important;margin:0!important;line-height:1.4!important}
.dt-feat-title a{color:var(--dt-text)!important;text-decoration:none}
.dt-feat-title a:hover{color:var(--dt-blue)!important}
.dt-feat-excerpt{font-size:14px!important;color:var(--dt-muted)!important;line-height:1.7!important;margin:0!important;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.dt-feat-readmore{display:inline-flex;align-items:center;gap:6px;background:var(--dt-blue);color:#fff!important;padding:10px 20px;border-radius:10px;font-size:13px;font-weight:600;text-decoration:none!important;transition:.15s;width:fit-content;margin-top:auto}
.dt-feat-readmore:hover{background:var(--dt-blue-dark)!important;gap:10px}

/* Card grid */
.dt-archive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-bottom:24px}
.dt-arc-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--dt-shadow);display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.dt-arc-card:hover{box-shadow:0 8px 28px rgba(19,82,184,.14);transform:translateY(-2px)}
.dt-arc-card-thumb{display:block;position:relative;overflow:hidden;height:170px;background:#dbeafe}
.dt-arc-card-img{width:100%!important;height:100%!important;object-fit:cover!important;display:block!important;transition:transform .4s}
.dt-arc-card:hover .dt-arc-card-img{transform:scale(1.06)}
.dt-arc-card-no-thumb{width:100%;height:100%;background:linear-gradient(135deg,#1352b8,#4d82d6);display:flex;align-items:center;justify-content:center}
.dt-arc-card-cat{position:absolute;top:10px;left:10px;background:var(--dt-blue);color:#fff;font-size:10px;font-weight:700;padding:3px 9px;border-radius:20px;text-transform:uppercase;letter-spacing:.5px}
.dt-arc-card-body{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.dt-arc-card-title{font-size:15px!important;font-weight:700!important;margin:0 0 8px!important;line-height:1.45!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dt-arc-card-title a{color:var(--dt-text)!important;text-decoration:none}
.dt-arc-card-title a:hover{color:var(--dt-blue)!important}
.dt-arc-card-excerpt{font-size:13px!important;color:var(--dt-muted)!important;line-height:1.6!important;margin:0 0 12px!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;flex:1}
.dt-arc-card-footer{display:flex;align-items:center;justify-content:space-between;margin-top:auto}
.dt-arc-card-meta{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--dt-muted)}
.dt-arc-meta-avatar{width:20px!important;height:20px!important;border-radius:50%!important}
.dt-arc-meta-sep{opacity:.5}
.dt-arc-read-more{font-size:12px;font-weight:600;color:var(--dt-blue)!important;text-decoration:none;display:inline-flex;align-items:center;gap:3px}
.dt-arc-read-more:hover{color:var(--dt-blue-dark)!important}
.dt-arc-read-time{font-size:11px}
.dt-meta-dot{opacity:.4}
.dt-meta-author-link{display:inline-flex;align-items:center;gap:5px;color:inherit!important;text-decoration:none}
.dt-meta-author-link:hover{color:var(--dt-blue)!important}

/* Load more */
.dt-loadmore-wrap{text-align:center;padding:8px 0 4px}
.dt-loadmore-btn{display:inline-flex;align-items:center;gap:8px;padding:12px 28px;background:#fff;border:1.5px solid var(--dt-blue);border-radius:10px;font-size:14px;font-weight:600;color:var(--dt-blue);cursor:pointer;transition:.15s}
.dt-loadmore-btn:hover{background:#eff6ff}
.dt-loadmore-btn:disabled{opacity:.5;cursor:not-allowed}
.dt-loadmore-icon{animation:none}
.dt-loadmore-btn.loading .dt-loadmore-icon{animation:dt-spin .8s linear infinite}
@keyframes dt-spin{to{transform:rotate(360deg)}}
.dt-loadmore-status{font-size:13px;color:var(--dt-muted);margin-top:8px}

/* Empty */
.dt-archive-empty{text-align:center;padding:60px 20px;background:#fff;border-radius:14px}
.dt-archive-empty p{font-size:15px;color:var(--dt-muted);margin:12px 0 20px}
.dt-arc-btn-home{display:inline-flex;padding:10px 24px;background:var(--dt-blue);color:#fff!important;border-radius:8px;font-size:14px;font-weight:600;text-decoration:none}

/* ── Sidebar ── */
.dt-archive-sidebar{min-width:0}
.dt-archive-sidebar-sticky{position:sticky;top:90px}
.dt-sidebar-widget{background:#fff;border-radius:14px;padding:18px 20px;box-shadow:var(--dt-shadow);margin-bottom:16px}
.dt-sidebar-widget-title{display:flex;align-items:center;gap:7px;font-size:14px;font-weight:700;color:var(--dt-text);margin-bottom:14px;padding-bottom:10px;border-bottom:2px solid #eff6ff}
.dt-sb-search-row{display:flex;gap:6px}
.dt-sb-search-input{flex:1;padding:8px 12px;border:1.5px solid var(--dt-border);border-radius:8px;font-size:13px;outline:none}
.dt-sb-search-input:focus{border-color:var(--dt-blue)}
.dt-sb-search-btn{padding:8px 12px;background:var(--dt-blue);border:none;border-radius:8px;color:#fff;cursor:pointer;display:flex;align-items:center}
.dt-related-list{list-style:none!important;margin:0!important;padding:0!important}
.dt-related-item{display:flex;gap:10px;align-items:flex-start;padding:9px 0;border-bottom:1px solid #f1f5f9}
.dt-related-item:last-child{border:none;padding-bottom:0}
.dt-related-item:hover{background:#f8fbff}
.dt-related-thumb{flex-shrink:0;width:60px;height:50px;border-radius:7px;overflow:hidden;display:block}
.dt-related-thumb img{width:100%!important;height:100%!important;object-fit:cover!important}
.dt-related-info{flex:1;min-width:0}
.dt-related-title{font-size:13px!important;font-weight:600!important;color:var(--dt-text)!important;text-decoration:none!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.45!important}
.dt-related-title:hover{color:var(--dt-blue)!important}
.dt-related-date{font-size:11px;color:var(--dt-muted)}
.dt-cat-list{list-style:none!important;margin:0!important;padding:0!important}
.dt-cat-item{display:flex;align-items:center;justify-content:space-between;padding:8px 0;border-bottom:1px solid #f1f5f9;font-size:13px}
.dt-cat-item:last-child{border:none;padding-bottom:0}
.dt-cat-item a{color:var(--dt-text)!important;text-decoration:none;font-weight:500}
.dt-cat-item a:hover{color:var(--dt-blue)!important}
.dt-cat-count{background:#eff6ff;color:var(--dt-blue);font-size:11px;font-weight:700;padding:2px 7px;border-radius:10px}
.dt-cat-active a{color:var(--dt-blue)!important;font-weight:700}

/* Province links sidebar */
.dt-sb-province-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:5px;margin-bottom:10px}
.dt-sb-province-link{display:flex;align-items:center;gap:4px;font-size:12px;color:var(--dt-blue)!important;text-decoration:none;padding:5px 8px;border-radius:6px;border:1px solid #dbeafe;background:#f0f7ff;transition:.15s}
.dt-sb-province-link:hover{background:#dbeafe}

/* ============================================================
   SINGLE POST
   ============================================================ */
.dt-single-page{}

/* Hero */
.dt-post-hero{position:relative;background:linear-gradient(135deg,#0a1f5c 0%,#0d2b7d 50%,#1352b8 100%);padding:40px 0 48px}
.dt-post-hero.has-thumb{min-height:360px;display:flex;align-items:flex-end}
.dt-post-hero-bg{position:absolute;inset:0;background-size:cover;background-position:center}
.dt-post-hero-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(10,31,92,.92) 0%,rgba(10,31,92,.6) 50%,rgba(10,31,92,.35) 100%)}
.dt-post-hero .container{position:relative;z-index:1}
.dt-post-hero-inner{padding-top:20px}
.dt-post-cat-badge{display:inline-flex;align-items:center;background:var(--dt-blue);color:#fff!important;font-size:11px;font-weight:700;padding:4px 12px;border-radius:20px;text-decoration:none!important;margin-bottom:14px;text-transform:uppercase;letter-spacing:.5px}
.dt-post-cat-badge:hover{background:var(--dt-blue-dark)!important}
.dt-post-title{font-size:clamp(22px,3.5vw,34px)!important;font-weight:800!important;color:#fff!important;line-height:1.3!important;margin:0 0 18px!important;max-width:820px}
.dt-post-meta-row{display:flex;align-items:center;gap:8px;font-size:13px;color:rgba(255,255,255,.82);flex-wrap:wrap}
.dt-meta-item{display:flex;align-items:center;gap:5px}
.dt-meta-dot{opacity:.45}
.dt-meta-avatar{width:28px!important;height:28px!important;border-radius:50%!important;border:2px solid rgba(255,255,255,.4)}

/* Single body */
.dt-single-body{background:var(--dt-bg);padding:36px 0 48px}
.dt-single-grid{display:grid;grid-template-columns:1fr 300px;gap:28px;align-items:start}
.dt-single-main{min-width:0}

/* Article */
.dt-article{background:#fff;border-radius:14px;padding:28px 32px;box-shadow:var(--dt-shadow);margin-bottom:20px}
.dt-article-content{font-size:16px!important;line-height:1.8!important;color:var(--dt-text)!important}
.dt-article-content h2,.dt-article-content h3{color:var(--dt-text)!important;font-weight:700!important;margin-top:1.8em!important}
.dt-article-content a{color:var(--dt-blue)!important}
.dt-article-content img{border-radius:10px;max-width:100%}
.dt-article-content blockquote{border-left:4px solid var(--dt-blue);margin:1.5em 0;padding:.8em 1.2em;background:#f0f7ff;border-radius:0 8px 8px 0;font-style:italic}

/* Tags */
.dt-article-tags{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-top:24px;padding-top:20px;border-top:1px solid var(--dt-border)}
.dt-tags-label{display:inline-flex;align-items:center;gap:5px;font-size:13px;font-weight:600;color:var(--dt-muted);flex-shrink:0}
.dt-tag-pill{display:inline-flex;padding:4px 12px;border-radius:20px;border:1.5px solid var(--dt-border);font-size:12px;font-weight:600;color:var(--dt-muted)!important;text-decoration:none;transition:.15s}
.dt-tag-pill:hover{border-color:var(--dt-blue);color:var(--dt-blue)!important;background:#f0f7ff}

/* Share */
.dt-share-section{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:24px;padding-top:20px;border-top:1px solid var(--dt-border)}
.dt-share-label{font-size:13px;font-weight:600;color:var(--dt-muted)}
.dt-share-buttons{display:flex;gap:8px;flex-wrap:wrap}
.dt-share-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;border-radius:8px;font-size:12px;font-weight:600;cursor:pointer;border:1.5px solid transparent;text-decoration:none!important;transition:.15s}
.dt-share-fb{background:#1877f2;color:#fff!important}
.dt-share-fb:hover{background:#0d65d9!important}
.dt-share-tw{background:#111;color:#fff!important}
.dt-share-tw:hover{background:#333!important}
.dt-share-copy{background:#fff;color:var(--dt-muted)!important;border-color:var(--dt-border)}
.dt-share-copy:hover{background:#eff6ff!important;color:var(--dt-blue)!important}
.dt-share-copied{background:#22c55e!important;color:#fff!important;border-color:#22c55e!important}

/* Author box */
.dt-author-box{background:#fff;border-radius:14px;padding:24px 28px;box-shadow:var(--dt-shadow);display:flex;gap:20px;align-items:flex-start;margin-bottom:20px}
.dt-author-avatar{width:72px!important;height:72px!important;border-radius:50%!important;object-fit:cover!important;border:3px solid #dbeafe;flex-shrink:0}
.dt-author-info{flex:1;min-width:0}
.dt-author-label{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.8px;color:var(--dt-muted);margin-bottom:4px}
.dt-author-name{font-size:17px!important;font-weight:700!important;margin:0 0 8px!important}
.dt-author-name a{color:var(--dt-text)!important;text-decoration:none}
.dt-author-name a:hover{color:var(--dt-blue)!important}
.dt-author-bio{font-size:13px!important;color:var(--dt-muted)!important;line-height:1.7!important;margin:0!important}

/* Post navigation */
.dt-post-nav{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-bottom:20px}
.dt-post-nav-item{background:#fff;border-radius:12px;padding:16px 20px;text-decoration:none!important;border:1.5px solid var(--dt-border);display:flex;flex-direction:column;gap:4px;transition:.15s}
.dt-post-nav-item:hover{border-color:var(--dt-blue);box-shadow:0 4px 16px rgba(19,82,184,.12)}
.dt-nav-dir{display:flex;align-items:center;gap:4px;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.5px;color:var(--dt-muted)}
.dt-nav-next .dt-nav-dir{justify-content:flex-end}
.dt-nav-title{font-size:13px!important;font-weight:600;color:var(--dt-text)!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.dt-nav-next .dt-nav-title{text-align:right}
.dt-post-nav-item:only-child{grid-column:1/-1}
.dt-nav-prev:only-child{max-width:50%}

/* Comments */
.dt-comments-wrap{background:#fff;border-radius:14px;padding:24px 28px;box-shadow:var(--dt-shadow)}

/* Sidebar – single */
.dt-single-sidebar{min-width:0}
.dt-sidebar-sticky-single{position:sticky;top:90px}
.admin-bar .dt-sidebar-sticky-single,.admin-bar .dt-archive-sidebar-sticky{top:122px}

/* Related section – bottom */
.dt-related-section{background:#eff6ff;padding:40px 0 48px}
.dt-related-section-title{display:flex;align-items:center;gap:8px;font-size:20px!important;font-weight:800!important;color:var(--dt-text)!important;margin:0 0 24px!important}
.dt-related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.dt-related-card{background:#fff;border-radius:14px;overflow:hidden;box-shadow:var(--dt-shadow);transition:box-shadow .2s,transform .2s}
.dt-related-card:hover{box-shadow:0 8px 28px rgba(19,82,184,.14);transform:translateY(-2px)}
.dt-related-card-thumb{display:block;position:relative;overflow:hidden;height:150px;background:#dbeafe}
.dt-related-card-img{width:100%!important;height:100%!important;object-fit:cover!important;display:block!important;transition:transform .4s}
.dt-related-card:hover .dt-related-card-img{transform:scale(1.05)}
.dt-related-card-no-thumb{width:100%;height:100%;background:linear-gradient(135deg,#1352b8,#4d82d6);display:flex;align-items:center;justify-content:center}
.dt-related-card-cat{position:absolute;top:8px;left:8px;background:var(--dt-blue);color:#fff;font-size:10px;font-weight:700;padding:3px 8px;border-radius:20px}
.dt-related-card-body{padding:14px 16px 16px}
.dt-related-card-title{font-size:14px!important;font-weight:700!important;color:var(--dt-text)!important;text-decoration:none!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;line-height:1.4!important}
.dt-related-card-title:hover{color:var(--dt-blue)!important}
.dt-related-card-meta{display:flex;align-items:center;gap:5px;font-size:11px;color:var(--dt-muted);margin:6px 0 8px}
.dt-related-card-excerpt{font-size:12px!important;color:var(--dt-muted)!important;line-height:1.6!important;margin:0!important;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media(max-width:1100px){
    .dt-archive-layout,.dt-single-grid{grid-template-columns:1fr 270px}
    .dt-archive-grid{grid-template-columns:repeat(2,1fr)}
    .dt-related-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:900px){
    .dt-archive-layout,.dt-single-grid{grid-template-columns:1fr}
    .dt-archive-sidebar-sticky,.dt-sidebar-sticky-single{position:static}
    .dt-feat-card{grid-template-columns:1fr}
    .dt-feat-thumb{min-height:220px}
    .dt-related-grid{grid-template-columns:repeat(2,1fr)}
    .dt-post-hero.has-thumb{min-height:280px}
    .dt-post-title{font-size:22px!important}
    .dt-post-meta-row{font-size:12px}
    .dt-single-body{padding:20px 0 28px}
    .dt-article{padding:18px 16px}
    .dt-article-content{font-size:15px!important}
    .dt-author-box{padding:18px 16px;gap:14px;flex-direction:column;align-items:center;text-align:center}
    .dt-post-nav{grid-template-columns:1fr}
    .dt-nav-prev:only-child{max-width:100%}
    .dt-nav-next .dt-nav-title,.dt-nav-next .dt-nav-dir{text-align:left;justify-content:flex-start}
    .dt-related-section{padding:28px 0 36px}
    .dt-breadcrumb-current{max-width:160px}
}
@media(max-width:580px){
    .dt-archive-grid{grid-template-columns:1fr;gap:14px}
    .dt-archive-hero{padding:24px 0 20px}
    .dt-archive-hero-icon{display:none}
    .dt-archive-title{font-size:20px!important}
    .dt-feat-thumb{min-height:180px}
    .dt-feat-body{padding:18px 20px;gap:10px}
    .dt-feat-title{font-size:17px!important}
    .dt-related-grid{grid-template-columns:1fr;gap:12px}
    .dt-share-section{flex-direction:column;align-items:flex-start}
    .dt-sb-province-grid{grid-template-columns:repeat(3,1fr)}
}