/* vt - VỆT NẮNG BÀI: giao diện tùy biến, tối ưu tốc độ và SEO */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{font-family:'Archivo',system-ui,sans-serif;font-size:16px;line-height:1.7;color:#1f2430;background:#fcf4f6;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit;text-decoration:none}
ul,ol{list-style:none}
button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}
h1,h2,h3,h4{font-family:'Archivo',system-ui,sans-serif;line-height:1.3;font-weight:800}
time{font-variant-numeric:tabular-nums}
.vt-sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.vt-skip{position:absolute;left:-9999px;top:0;background:#9f1239;color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 10px 0}
.vt-skip:focus{left:0}
.vt-wrap{max-width:1220px;margin:0 auto;padding:0 22px}
.vt-body{overflow-x:hidden}
.vt-body.vt-locked{overflow:hidden}

/* Nút bấm chuẩn */
.vt-btn{display:inline-flex;align-items:center;gap:8px;padding:13px 26px;border-radius:999px;font-weight:700;font-size:15px;line-height:1.3;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease}
.vt-btn b{font-weight:800;transition:transform .25s ease}
.vt-btn:hover b{transform:translateX(4px)}
.vt-btn-primary{background:linear-gradient(135deg,#be123c,#9f1239);color:#fff;box-shadow:0 10px 24px -10px #be123c}
.vt-btn-primary:hover{transform:translateY(-2px);box-shadow:0 16px 30px -12px #be123c}
.vt-btn-line{border:2px solid #be123c;color:#be123c;background:transparent}
.vt-btn-line:hover{background:#be123c;color:#fff;transform:translateY(-2px)}
.vt-btn-light{background:#fff;color:#9f1239}
.vt-btn-light:hover{transform:translateY(-2px);box-shadow:0 14px 28px -12px rgba(0,0,0,.35)}
.vt-btn-outline{border:2px solid rgba(255,255,255,.65);color:#fff}
.vt-btn-outline:hover{background:#fff;color:#9f1239}
.vt-btn-sm{padding:9px 18px;font-size:14px}
.vt-btn-lg{padding:16px 32px;font-size:16px}

/* Hiệu ứng xuất hiện */
.vt-reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s ease}
.vt-reveal.is-visible{opacity:1;transform:none}

/* Về đầu trang */
.vt-backtop{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:linear-gradient(135deg,#be123c,#9f1239);color:#fff;font-size:20px;display:flex;align-items:center;justify-content:center;box-shadow:0 12px 26px -10px #9f1239;opacity:0;pointer-events:none;transform:translateY(14px);transition:.35s ease;z-index:90}
.vt-backtop.is-show{opacity:1;pointer-events:auto;transform:none}
.vt-backtop:hover{transform:translateY(-3px)}

/* Đầu khối */
.vt-head{position:relative;margin-bottom:36px;max-width:720px}
.vt-head-eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:#be123c;margin-bottom:10px}
.vt-head-title{font-size:clamp(24px,3.2vw,36px);color:#1f2430;margin-bottom:12px}
.vt-head-desc{color:#5f6b7a;font-size:16px}
.vt-head-link{position:absolute;right:0;bottom:6px;font-weight:700;color:#be123c;font-size:15px;display:inline-flex;gap:6px;align-items:center}
.vt-head-link b{transition:transform .25s ease}
.vt-head-link:hover b{transform:translateX(4px)}
.vt-section{padding:64px 0}
.vt-page{padding-top:40px}

/* Nhãn chuyên mục con */
.vt-pills{display:flex;flex-wrap:wrap;gap:10px;margin-bottom:28px}
.vt-pill{padding:9px 20px;border-radius:999px;border:1.5px solid rgba(15,20,25,.1);font-size:14px;font-weight:600;color:#5f6b7a;transition:.25s ease;background:#ffffff}
.vt-pill:hover{border-color:#be123c;color:#be123c;transform:translateY(-2px)}

/* Phân trang */
.vt-pagi{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}
.vt-pagi-btn{min-width:42px;height:42px;padding:0 14px;border-radius:12px;border:1.5px solid rgba(15,20,25,.1);background:#ffffff;font-weight:700;font-size:14px;color:#5f6b7a;transition:.25s ease}
.vt-pagi-btn:hover{border-color:#be123c;color:#be123c}
.vt-pagi-btn.is-active{background:linear-gradient(135deg,#be123c,#9f1239);border-color:transparent;color:#fff}
.vt-pagi-btn:disabled{opacity:.4;pointer-events:none}
.vt-list-empty{padding:40px 0;text-align:center;color:#5f6b7a}

/* Thanh tin nhỏ trên cùng */
.vt-topbar{background:#9f1239;color:#fff;font-size:13.5px}
.vt-topbar-inner{display:flex;align-items:center;justify-content:center;gap:12px;padding:9px 22px;flex-wrap:wrap;text-align:center}
.vt-topbar-dot{width:6px;height:6px;border-radius:50%;background:#eab308;display:inline-block}
.vt-topbar-time{font-weight:700;white-space:nowrap}

/* Đầu trang kiểu cổ điển */
.vt-header{position:sticky;top:0;z-index:100;background:#ffffff;border-bottom:1px solid rgba(15,20,25,.1);transition:box-shadow .3s ease}
.vt-header.is-stuck{box-shadow:0 12px 30px -18px rgba(0,0,0,.35)}
.vt-header-inner{display:flex;align-items:center;gap:26px;padding:14px 22px}
.vt-logo{display:inline-flex;align-items:center;gap:12px;color:#be123c}
.vt-logo-mark svg{width:44px;height:44px;display:block}
.vt-logo-text{display:flex;flex-direction:column;line-height:1.25}
.vt-logo-text strong{font-family:'Archivo',sans-serif;font-size:19px;color:#1f2430;letter-spacing:.02em}
.vt-logo-text small{font-size:12px;color:#5f6b7a}
.vt-nav{margin-left:auto}
.vt-nav-list{display:flex;align-items:center;gap:4px}
.vt-nav-item{position:relative}
.vt-nav-link{display:inline-flex;align-items:center;gap:5px;padding:10px 14px;border-radius:10px;font-weight:600;font-size:15px;color:#1f2430;transition:.25s ease}
.vt-nav-link:hover,.vt-nav-link.is-active{color:#be123c;background:rgba(15,20,25,.045)}
.vt-caret{font-size:10px;color:#5f6b7a}
.vt-sub{position:absolute;top:calc(100% + 8px);left:0;min-width:220px;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:14px;padding:8px;box-shadow:0 24px 50px -20px rgba(0,0,0,.3);opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s ease}
.vt-nav-item:hover>.vt-sub{opacity:1;visibility:visible;transform:none}
.vt-sub-link{display:block;padding:9px 14px;border-radius:9px;font-size:14.5px;color:#1f2430;transition:.2s ease}
.vt-sub-link:hover{background:rgba(15,20,25,.045);color:#be123c}
.vt-sub-toggle,.vt-nav-head,.vt-nav-overlay{display:none}
.vt-burger{display:none}

/* Menu di động dạng ngăn kéo */
@media (max-width:1080px){
.vt-header-cta,.vt-header-search{display:none}
.vt-burger{display:flex;flex-direction:column;justify-content:center;gap:5px;width:44px;height:44px;padding:10px;border-radius:12px;background:rgba(15,20,25,.045);margin-left:auto}
.vt-burger span{display:block;height:2.5px;background:#1f2430;border-radius:2px;transition:.3s ease}
.vt-burger[aria-expanded="true"] span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
.vt-burger[aria-expanded="true"] span:nth-child(2){opacity:0}
.vt-burger[aria-expanded="true"] span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
.vt-nav,.vt-nav-strip{position:fixed;top:0;right:0;bottom:0;width:min(330px,86vw);background:#ffffff;z-index:120;transform:translateX(105%);transition:transform .35s ease;box-shadow:-20px 0 60px rgba(0,0,0,.35);overflow-y:auto;margin-left:0}
.vt-nav.is-open,.vt-nav-strip.is-open{transform:none}
.vt-nav-inner{display:block;padding:0}
.vt-nav-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid rgba(15,20,25,.1)}
.vt-nav-head-title{font-weight:800;font-size:16px;color:#1f2430}
.vt-nav-close{display:flex;width:38px;height:38px;align-items:center;justify-content:center;font-size:24px;border-radius:10px;background:rgba(15,20,25,.045);color:#1f2430}
.vt-nav-list{display:block;padding:12px}
.vt-nav-link{display:flex;width:100%;padding:13px 14px;border-radius:10px;color:#1f2430}
.vt-nav-link:hover,.vt-nav-link.is-active{background:rgba(15,20,25,.045);color:#be123c}
.vt-nav-strip .vt-nav-link{color:#1f2430}
.vt-sub-toggle{display:flex;position:absolute;right:6px;top:8px;width:38px;height:38px;align-items:center;justify-content:center;border-radius:10px;background:rgba(15,20,25,.045);color:#5f6b7a}
.vt-sub{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;border:0;border-left:2px solid rgba(15,20,25,.1);border-radius:0;margin:2px 0 6px 16px;padding:2px 0 2px 10px;display:none;background:transparent;min-width:0}
.vt-nav-item.is-open>.vt-sub{display:block}
.vt-nav-overlay{display:block;position:fixed;inset:0;background:rgba(8,10,16,.55);z-index:110;opacity:0;visibility:hidden;transition:.3s ease}
.vt-nav-overlay.is-show{opacity:1;visibility:visible}
}

/* Khối mở đầu căn giữa kèm thẻ */
.vt-hero-center{padding:66px 0 56px;text-align:center;background:linear-gradient(rgba(15,20,25,.045),transparent)}
.vt-hero-center-inner{max-width:1180px}
.vt-hero-kicker{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:#be123c;margin-bottom:14px}
.vt-hero-title{font-size:clamp(28px,4vw,46px);margin-bottom:16px}
.vt-hero-desc{font-size:17px;color:#5f6b7a;max-width:660px;margin:0 auto 28px}
.vt-hero-actions-center{justify-content:center;display:flex;gap:14px;flex-wrap:wrap;margin-bottom:44px}
.vt-hero-cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;text-align:left}
.vt-hero-card{display:block;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:20px;overflow:hidden;transition:transform .3s ease,box-shadow .3s ease}
.vt-hero-card:hover{transform:translateY(-6px);box-shadow:0 26px 46px -22px rgba(0,0,0,.35)}
.vt-hero-card-media img{width:100%;aspect-ratio:3/2;object-fit:cover}
.vt-hero-card-body{display:flex;flex-direction:column;gap:6px;padding:18px 20px 22px}
.vt-hero-card-body strong{font-family:'Archivo',sans-serif;font-size:17px;color:#1f2430}
.vt-hero-card-body span{font-size:14px;color:#5f6b7a}

/* Dải tin nhanh */
.vt-flash{padding:0 0 10px}
.vt-flash-title{font-size:14px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#be123c;margin-bottom:14px}
.vt-flash-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.vt-flash-item{display:flex;gap:12px;align-items:flex-start;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:14px;padding:14px 16px;transition:transform .25s ease,border-color .25s ease}
.vt-flash-item:hover{transform:translateY(-3px);border-color:#be123c}
.vt-flash-num{font-family:'Archivo',sans-serif;font-size:22px;font-weight:800;color:#eab308}
.vt-flash-body{display:flex;flex-direction:column;gap:5px;min-width:0}
.vt-flash-head{font-size:14px;line-height:1.45;color:#1f2430;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-flash-meta{font-size:12.5px;color:#5f6b7a}

/* Lưới chuyên mục dạng ô biểu tượng */
.vt-cat-grid-tile{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.vt-cat-tile .vt-cat-link{display:flex;flex-direction:column;align-items:flex-start;gap:12px;height:100%;background:linear-gradient(160deg,#ffffff,rgba(15,20,25,.045));border:1.5px solid rgba(15,20,25,.1);border-radius:20px;padding:24px 20px;transition:.3s ease}
.vt-cat-tile:hover .vt-cat-link{border-color:#be123c;background:linear-gradient(160deg,#be123c,#9f1239);transform:translateY(-6px)}
.vt-cat-tile:hover .vt-cat-name,.vt-cat-tile:hover .vt-cat-desc{color:#fff}
.vt-cat-tile:hover .vt-cat-ico{color:#eab308;background:rgba(255,255,255,.14)}
.vt-cat-ico{display:inline-flex;width:52px;height:52px;align-items:center;justify-content:center;border-radius:14px;background:rgba(15,20,25,.045);color:#be123c;transition:.3s ease}
.vt-cat-ico svg{width:26px;height:26px}
.vt-cat-name{font-size:16.5px;color:#1f2430;transition:.3s ease}
.vt-cat-desc{font-size:13px;color:#5f6b7a;line-height:1.6;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden;transition:.3s ease}

/* Thẻ bài viết chữ đè lên ảnh */
.vt-ovcard-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.vt-ovcard-link{position:relative;display:block;border-radius:20px;overflow:hidden;min-height:300px}
.vt-ovcard-link img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.vt-ovcard:hover .vt-ovcard-link img{transform:scale(1.07)}
.vt-ovcard-body{position:absolute;left:0;right:0;bottom:0;padding:22px;background:linear-gradient(transparent,rgba(6,10,16,.92));color:#fff;display:flex;flex-direction:column;gap:7px}
.vt-ovcard-meta{font-size:12px;display:flex;gap:8px;align-items:center;opacity:.85}
.vt-ovcard-meta i{font-style:normal}
.vt-ovcard-title{font-size:16px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-ovcard-desc{font-size:13px;opacity:.8;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Khối giới thiệu */
.vt-about{padding:64px 0;background:rgba(15,20,25,.045)}
.vt-about-inner{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}
.vt-about-media img{border-radius:20px;box-shadow:0 30px 55px -26px rgba(0,0,0,.4);width:100%;aspect-ratio:4/3;object-fit:cover}
.vt-about-desc{font-size:17px;color:#1f2430;margin:14px 0;font-weight:600}
.vt-about-text{color:#5f6b7a;margin-bottom:20px}
.vt-about-quote{border-left:4px solid #eab308;padding:6px 0 6px 20px;font-family:'Archivo',sans-serif;font-size:18px;font-style:italic;color:#be123c}
/* Khối kêu gọi hành động */
.vt-cta{padding:70px 0;background:linear-gradient(120deg,#9f1239,#be123c);color:#fff;text-align:center}
.vt-cta-title{font-size:clamp(24px,3.4vw,36px);color:#fff;margin-bottom:14px}
.vt-cta-desc{opacity:.9;max-width:560px;margin:0 auto 28px;font-size:16.5px}
.vt-cta-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* Hỏi đáp dạng xếp chồng có số */
.vt-faq-grid{display:flex;flex-direction:column;gap:12px;max-width:860px}
.vt-faq-item{background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:14px;overflow:hidden;transition:border-color .3s ease}
.vt-faq-item.is-open{border-color:#be123c}
.vt-faq-q{display:flex;align-items:center;gap:16px;width:100%;text-align:left;padding:18px 22px}
.vt-faq-num{font-family:'Archivo',sans-serif;font-size:18px;font-weight:800;color:#eab308}
.vt-faq-qtext{font-weight:700;font-size:15.5px;color:#1f2430;flex:1}
.vt-faq-icon{position:relative;width:22px;height:22px;flex:none}
.vt-faq-icon::before,.vt-faq-icon::after{content:"";position:absolute;background:#be123c;border-radius:2px;transition:transform .3s ease}
.vt-faq-icon::before{left:4px;right:4px;top:10px;height:2.5px}
.vt-faq-icon::after{top:4px;bottom:4px;left:10px;width:2.5px}
.vt-faq-item.is-open .vt-faq-icon::after{transform:scaleY(0)}
.vt-faq-inner{padding:0 22px 20px 60px;color:#5f6b7a;font-size:15px}

/* Chân trang căn giữa */
.vt-footer{background:#ffffff;border-top:3px solid #be123c;margin-top:20px}
.vt-footer-center{text-align:center;padding:50px 22px 26px}
.vt-footer-logo{display:inline-flex;align-items:center;gap:12px;color:#be123c;margin-bottom:14px}
.vt-footer-logo .vt-logo-mark svg{width:46px;height:46px}
.vt-footer-logo .vt-logo-text strong{font-size:20px;color:#1f2430;font-family:'Archivo',sans-serif;display:block;text-align:left}
.vt-footer-logo .vt-logo-text small{font-size:12px;color:#5f6b7a;display:block;text-align:left}
.vt-footer-desc{max-width:620px;margin:0 auto 22px;color:#5f6b7a;font-size:14.5px}
.vt-footer-nav{display:flex;flex-wrap:wrap;gap:8px 22px;justify-content:center;margin-bottom:20px}
.vt-footer-nav a{font-weight:700;font-size:14.5px;color:#1f2430;transition:.25s ease}
.vt-footer-nav a:hover{color:#be123c}
.vt-footer-infoline{display:flex;flex-wrap:wrap;gap:6px 24px;justify-content:center;font-size:13.5px;color:#5f6b7a;margin-bottom:24px}
.vt-footer-bottom{border-top:1px solid rgba(15,20,25,.1);padding-top:20px;display:flex;flex-wrap:wrap;gap:10px 26px;justify-content:space-between;font-size:13px;color:#5f6b7a}
.vt-footer-meta{display:flex;gap:10px}

/* Đường dẫn trang dạng viên thuốc */
.vt-crumb{margin-top:18px}
.vt-crumb-inner{display:flex;flex-wrap:wrap;align-items:center;gap:8px;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:999px;padding:9px 20px;font-size:13.5px}
.vt-crumb a{color:#5f6b7a;transition:.25s ease}
.vt-crumb a:hover{color:#be123c}
.vt-crumb-sep{color:#eab308;font-weight:800}
.vt-crumb-now{color:#be123c;font-weight:700;max-width:340px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}

/* Băng rôn trang trong dải màu */
.vt-page-banner{background:linear-gradient(110deg,#9f1239,#be123c);color:#fff;margin-bottom:8px}
.vt-page-banner-inner{padding:46px 22px 42px}
.vt-page-banner-kicker{font-size:13px;font-weight:800;letter-spacing:.12em;text-transform:uppercase;opacity:.85;margin-bottom:10px}
.vt-page-banner-title{font-size:clamp(24px,3.4vw,38px);color:#fff;margin-bottom:10px}
.vt-page-banner-desc{opacity:.88;max-width:640px;font-size:15.5px}

/* Trang chuyên mục */
.vt-panel{background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:20px;padding:clamp(24px,4vw,40px);margin-bottom:30px}
.vt-panel-h1{font-size:clamp(24px,3vw,34px);color:#1f2430;margin-bottom:14px}
.vt-panel-lead{color:#5f6b7a;font-size:16.5px;max-width:760px;margin-bottom:24px}
.vt-panel-actions{display:flex;gap:14px;flex-wrap:wrap}
.vt-panel-h2{font-size:clamp(19px,2.4vw,24px);color:#1f2430;margin-bottom:22px;padding-left:14px;border-left:4px solid #eab308}
.vt-panel-foot{margin-top:28px;text-align:center}
.vt-subcat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.vt-subcat-card{border:1px solid rgba(15,20,25,.1);border-radius:20px;overflow:hidden;background:#fcf4f6;transition:transform .3s ease,box-shadow .3s ease}
.vt-subcat-card:hover{transform:translateY(-5px);box-shadow:0 22px 40px -22px rgba(0,0,0,.3)}
.vt-subcat-media{overflow:hidden}
.vt-subcat-media img{width:100%;aspect-ratio:3/2;object-fit:cover;transition:transform .45s ease}
.vt-subcat-card:hover .vt-subcat-media img{transform:scale(1.06)}
.vt-subcat-body{display:flex;flex-direction:column;gap:8px;padding:18px 20px 22px}
.vt-subcat-name{font-size:17px;color:#1f2430}
.vt-subcat-desc{font-size:13.5px;color:#5f6b7a;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.vt-subcat-more{font-size:13.5px;font-weight:700;color:#be123c}

/* Trang danh sách */
.vt-list-layout{display:grid;grid-template-columns:1fr 320px;gap:34px;align-items:start}
.vt-list-head{margin-bottom:26px}
.vt-list-h1{font-size:clamp(24px,3vw,34px);color:#1f2430;margin:6px 0 12px}
.vt-list-lead{color:#5f6b7a;font-size:15.5px;max-width:680px}
.vt-rows{display:flex;flex-direction:column;gap:16px}
.vt-row-link{display:grid;grid-template-columns:auto 210px 1fr;gap:20px;align-items:center;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:20px;padding:16px;transition:transform .3s ease,border-color .3s ease}
.vt-row:hover .vt-row-link{transform:translateY(-4px);border-color:#be123c}
.vt-row-num{font-family:'Archivo',sans-serif;font-size:26px;font-weight:800;color:#eab308;width:46px;text-align:center}
.vt-row-media img{width:210px;height:140px;object-fit:cover;border-radius:10px}
.vt-row-body{display:flex;flex-direction:column;gap:7px;min-width:0}
.vt-row-tag{align-self:flex-start;font-style:normal;font-size:11.5px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#be123c;background:rgba(15,20,25,.045);padding:4px 12px;border-radius:999px}
.vt-row-title{font-size:17px;line-height:1.45;color:#1f2430;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-row-desc{font-size:13.5px;color:#5f6b7a;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-row-meta{display:flex;justify-content:space-between;align-items:center;gap:12px;font-size:12.5px;color:#5f6b7a;margin-top:2px}
.vt-row-more{font-weight:700;color:#be123c}
.vt-side{display:flex;flex-direction:column;gap:20px;position:sticky;top:96px}
.vt-side-box{background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:20px;padding:22px}
.vt-side-title{font-size:16px;color:#1f2430;margin-bottom:16px;padding-bottom:12px;border-bottom:2px solid #eab308}
.vt-side-hot li{margin-bottom:14px}
.vt-side-hot li:last-child{margin-bottom:0}
.vt-side-hot a{display:grid;grid-template-columns:76px 1fr;gap:12px;align-items:center}
.vt-side-hot img{width:76px;height:58px;object-fit:cover;border-radius:9px}
.vt-side-hot-text{display:flex;flex-direction:column;gap:4px;min-width:0}
.vt-side-hot-text strong{font-size:13.5px;line-height:1.45;color:#1f2430;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-side-hot-text time{font-size:12px;color:#5f6b7a}
.vt-side-hot a:hover strong{color:#be123c}
.vt-side-list li{border-bottom:1px dashed rgba(15,20,25,.1)}
.vt-side-list li:last-child{border-bottom:0}
.vt-side-list a{display:flex;flex-direction:column;gap:4px;padding:11px 0;font-size:14px;color:#1f2430;transition:.25s ease}
.vt-side-list a:hover{color:#be123c;padding-left:6px}
.vt-side-list time{font-size:12px;color:#5f6b7a}
.vt-side-cats a{display:flex;justify-content:space-between;align-items:center;padding:11px 14px;border-radius:10px;font-size:14.5px;font-weight:600;color:#1f2430;transition:.25s ease}
.vt-side-cats a b{color:#5f6b7a;transition:.25s ease}
.vt-side-cats a:hover,.vt-side-cats a.is-active{background:rgba(15,20,25,.045);color:#be123c}
.vt-side-cats a:hover b,.vt-side-cats a.is-active b{color:#be123c;transform:translateX(3px)}
.vt-side-box-cta{background:linear-gradient(140deg,#9f1239,#be123c);border:0;color:#fff}
.vt-side-cta-title{font-size:17px;color:#fff;margin-bottom:10px}
.vt-side-cta-desc{font-size:14px;opacity:.9;margin-bottom:18px}
.vt-side-box-cta .vt-btn-primary{background:#fff;color:#9f1239;box-shadow:none}

/* Trang chi tiết bài viết */
.vt-article-layout{max-width:880px}
.vt-article-head{margin-bottom:24px}
.vt-article-cat{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#fff;background:linear-gradient(135deg,#be123c,#9f1239);padding:6px 16px;border-radius:999px;margin-bottom:16px}
.vt-article-title{font-size:clamp(26px,3.6vw,40px);color:#1f2430;margin-bottom:16px;line-height:1.3}
.vt-article-summary{font-size:17px;color:#5f6b7a;margin-bottom:18px}
.vt-article-meta{display:flex;flex-wrap:wrap;gap:10px 24px;padding:14px 0;border-top:1px solid rgba(15,20,25,.1);border-bottom:1px solid rgba(15,20,25,.1);font-size:14px;color:#5f6b7a}
.vt-meta-item{display:inline-flex;align-items:center;gap:7px}
.vt-ico{font-size:13px;color:#be123c}
.vt-article-figure{margin:0 0 26px}
.vt-article-figure img{border-radius:20px;width:100%}
.vt-article-figure figcaption{text-align:center;font-size:13px;color:#5f6b7a;margin-top:10px;font-style:italic}
.vt-article-body{font-size:16.5px;line-height:1.85;color:#1f2430}
.vt-article-body p{margin-bottom:18px}
.vt-article-body h2{font-size:clamp(20px,2.6vw,26px);color:#9f1239;margin:32px 0 14px;padding-left:14px;border-left:4px solid #eab308}
.vt-article-body h3{font-size:19px;color:#1f2430;margin:26px 0 12px}
.vt-article-body ul,.vt-article-body ol{margin:0 0 18px 22px;list-style:disc}
.vt-article-body li{margin-bottom:8px}
.vt-article-body ul.vt-facts,.vt-article-body [class$="-facts"]{list-style:none;margin:0 0 22px;background:rgba(15,20,25,.045);border-radius:14px;padding:18px 22px}
.vt-article-body [class$="-facts"] li{padding:6px 0;border-bottom:1px dashed rgba(15,20,25,.1)}
.vt-article-body [class$="-facts"] li:last-child{border-bottom:0}
.vt-article-body blockquote{border-left:4px solid #eab308;background:rgba(15,20,25,.045);padding:16px 22px;border-radius:0 12px 12px 0;margin:0 0 20px;font-style:italic}
.vt-article-body details{margin-bottom:12px;background:rgba(15,20,25,.045);border-radius:12px;padding:14px 18px}
.vt-article-body summary{font-weight:700;color:#1f2430;cursor:pointer}
.vt-article-body details p{margin:10px 0 0}
.vt-article-tags{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-top:30px;padding-top:22px;border-top:1px solid rgba(15,20,25,.1)}
.vt-tag-label{font-size:14px;color:#5f6b7a;font-weight:700}
.vt-tag{font-size:13px;font-weight:700;color:#be123c;border:1.5px solid #be123c;padding:6px 16px;border-radius:999px;transition:.25s ease}
.vt-tag:hover{background:#be123c;color:#fff}
.vt-pager{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:34px 0}
.vt-pager-item{background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:20px;padding:20px 22px;display:flex;flex-direction:column;gap:8px}
.vt-pager-item-next{text-align:right}
.vt-pager-label{font-size:12px;font-weight:800;letter-spacing:.1em;text-transform:uppercase;color:#eab308}
.vt-pager-link{font-weight:700;font-size:15px;color:#1f2430;line-height:1.5;transition:.25s ease}
.vt-pager-link:hover{color:#be123c}
.vt-pager-empty{font-size:14px;color:#5f6b7a;font-style:italic}
.vt-related-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.vt-related{display:block;border:1px solid rgba(15,20,25,.1);border-radius:14px;overflow:hidden;background:#fcf4f6;transition:transform .3s ease,box-shadow .3s ease}
.vt-related:hover{transform:translateY(-4px);box-shadow:0 18px 34px -20px rgba(0,0,0,.3)}
.vt-related-media img{width:100%;aspect-ratio:3/2;object-fit:cover}
.vt-related-body{display:flex;flex-direction:column;gap:6px;padding:14px 16px 18px}
.vt-related-title{font-size:14px;line-height:1.5;color:#1f2430;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vt-related-body time{font-size:12px;color:#5f6b7a}

/* Trang lỗi 404 */
.vt-error{padding:80px 0;text-align:center}
.vt-error-code{font-family:'Archivo',sans-serif;font-size:clamp(90px,18vw,170px);font-weight:800;line-height:1;background:linear-gradient(135deg,#be123c,#eab308);-webkit-background-clip:text;background-clip:text;color:transparent;margin-bottom:10px}
.vt-error-title{font-size:clamp(22px,3vw,32px);color:#1f2430;margin-bottom:14px}
.vt-error-desc{color:#5f6b7a;max-width:520px;margin:0 auto 30px;font-size:16px}
.vt-error-actions{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:48px}
.vt-error-cats{display:grid;grid-template-columns:repeat(5,1fr);gap:14px;text-align:left}
.vt-error-cat{display:flex;flex-direction:column;gap:8px;background:#ffffff;border:1px solid rgba(15,20,25,.1);border-radius:14px;padding:18px;transition:transform .3s ease,border-color .3s ease}
.vt-error-cat:hover{transform:translateY(-4px);border-color:#be123c}
.vt-error-cat strong{font-size:15px;color:#1f2430}
.vt-error-cat span{font-size:12.5px;color:#5f6b7a;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}

/* Thích ứng máy tính bảng */
@media (max-width:1120px){
.vt-card-grid,.vt-ovcard-grid,.vt-glcard-grid{grid-template-columns:repeat(3,1fr)}
.vt-cat-grid,.vt-cat-grid-img,.vt-cat-grid-tile{grid-template-columns:repeat(3,1fr)}
.vt-flash-grid{grid-template-columns:repeat(2,1fr)}
.vt-error-cats{grid-template-columns:repeat(3,1fr)}
.vt-related-grid{grid-template-columns:repeat(2,1fr)}
.vt-footer-top{grid-template-columns:1fr;gap:32px}
}
@media (max-width:1080px){
.vt-header-top{justify-content:flex-start}
.vt-nav{margin-left:0}
.vt-nav-strip{background:#ffffff}
.vt-header-float .vt-header-note{display:none}
.vt-hero-inner{grid-template-columns:1fr;gap:36px}
.vt-hero-mag-grid{grid-template-columns:1fr}
.vt-hero-mag-lead{min-height:320px}
.vt-about-inner{grid-template-columns:1fr;gap:30px}
.vt-list-layout{grid-template-columns:1fr}
.vt-side{position:static}
.vt-footer-grid3{grid-template-columns:1fr 1fr}
}
/* Thích ứng điện thoại */
@media (max-width:760px){
.vt-section{padding:46px 0}
.vt-head{margin-bottom:26px;padding-right:0}
.vt-head-link{position:static;margin-top:12px}
.vt-card-grid,.vt-ovcard-grid,.vt-glcard-grid,.vt-rowcard-grid,.vt-minicard-grid{grid-template-columns:1fr}
.vt-cat-grid,.vt-cat-grid-img,.vt-cat-grid-tile{grid-template-columns:repeat(2,1fr)}
.vt-hero-cards{grid-template-columns:1fr}
.vt-flash-grid{grid-template-columns:1fr}
.vt-faq-grid-2{grid-template-columns:1fr}
.vt-subcat-grid{grid-template-columns:1fr}
.vt-row-link{grid-template-columns:1fr;gap:12px;padding:14px}
.vt-row-num{display:none}
.vt-row-media img{width:100%;height:170px}
.vt-rowcard-link{grid-template-columns:auto 1fr}
.vt-rowcard-media{grid-column:1/-1}
.vt-rowcard-media img{width:100%;height:160px}
.vt-minicard-link{grid-template-columns:auto 1fr}
.vt-minicard-thumb{display:none}
.vt-pager{grid-template-columns:1fr}
.vt-pager-item-next{text-align:left}
.vt-related-grid{grid-template-columns:1fr}
.vt-error-cats{grid-template-columns:repeat(2,1fr)}
.vt-footer-grid3{grid-template-columns:1fr}
.vt-footer-cols{grid-template-columns:1fr;gap:24px}
.vt-footer-bottom{flex-direction:column;gap:8px}
.vt-topbar-inner{flex-direction:column;gap:4px;text-align:center;padding:7px 16px}
.vt-topbar-note{white-space:normal;text-align:center}
.vt-crumb-now{max-width:200px}
.vt-stats{gap:24px}
.vt-stat-so{font-size:24px}
.vt-slide-inner{padding-top:54px;padding-bottom:70px}
}
@media (max-width:460px){
.vt-cat-grid,.vt-cat-grid-img,.vt-cat-grid-tile,.vt-error-cats{grid-template-columns:1fr}
.vt-hero-actions .vt-btn{width:100%;justify-content:center}
}