/* 1221 · VINH BÀI VIỆT — monochrome newspaper front-page, electric blue accent */
:root{
  --vh-ink:#17171a; --vh-ink2:#3f3f46; --vh-mute:#6b6b72; --vh-line:#dcdce0;
  --vh-paper:#ffffff; --vh-tint:#f4f4f5; --vh-blue:#2563eb; --vh-blue-d:#1d4ed8;
  --vh-serif:"Merriweather","Be Vietnam Pro",Georgia,serif;
  --vh-sans:"Be Vietnam Pro",-apple-system,"Segoe UI",sans-serif;
  --vh-ease:cubic-bezier(.22,.61,.36,1);
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit}
ul,ol{list-style:none}
button{font:inherit;cursor:pointer;background:none;border:0}
.vh-body{font-family:var(--vh-sans);color:var(--vh-ink);background:var(--vh-paper);line-height:1.65;font-size:16px;overflow-x:hidden}
.vh-shell{max-width:1200px;margin:0 auto;padding:0 24px}
.vh-skip{position:absolute;left:-9999px;top:0;background:var(--vh-blue);color:#fff;padding:10px 18px;z-index:200;font-weight:600}
.vh-skip:focus{left:12px;top:12px}

/* ---------- Header: ink masthead + centered brand + ruled nav ---------- */
.vh-header{background:var(--vh-paper)}
.vh-mast{background:var(--vh-ink);color:#cfcfd4;font-size:12px;letter-spacing:.04em}
.vh-mast-in{display:flex;justify-content:space-between;align-items:center;gap:16px;padding-top:7px;padding-bottom:7px}
.vh-mast-left{text-transform:uppercase}
.vh-mast-right{color:#9c9ca3}
.vh-brandrow{border-bottom:1px solid var(--vh-line)}
.vh-brandrow-in{position:relative;display:flex;justify-content:center;align-items:center;padding:18px 24px}
.vh-brand{display:inline-flex}
.vh-brand-img{width:238px;height:auto}
.vh-burger{position:absolute;right:24px;top:50%;transform:translateY(-50%);width:44px;height:44px;display:none;flex-direction:column;justify-content:center;align-items:center;gap:6px;border:1px solid var(--vh-line);border-radius:8px}
.vh-burger span{width:20px;height:2px;background:var(--vh-ink);transition:transform .3s var(--vh-ease),opacity .3s}
.vh-burger.is-open span:nth-child(1){transform:translateY(8px) rotate(45deg)}
.vh-burger.is-open span:nth-child(2){opacity:0}
.vh-burger.is-open span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
.vh-navrow{border-top:3px solid var(--vh-ink);border-bottom:1px solid var(--vh-ink)}
.vh-nav-list{display:flex;justify-content:center;flex-wrap:wrap}
.vh-nav-a{display:inline-block;padding:13px 15px;font-size:12.5px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--vh-ink2);position:relative;transition:color .25s}
.vh-nav-a::after{content:"";position:absolute;left:15px;right:15px;bottom:-1px;height:3px;background:var(--vh-blue);transform:scaleX(0);transform-origin:left;transition:transform .3s var(--vh-ease)}
.vh-nav-a:hover,.vh-nav-a.is-active{color:var(--vh-blue)}
.vh-nav-a:hover::after,.vh-nav-a.is-active::after{transform:scaleX(1)}

/* Fullscreen ink overlay menu */
.vh-menu{position:fixed;inset:0;background:var(--vh-ink);color:#f4f4f5;z-index:120;padding:22px 26px 30px;display:flex;flex-direction:column;opacity:0;visibility:hidden;transform:translateY(-2%);transition:opacity .32s var(--vh-ease),transform .32s var(--vh-ease),visibility .32s;overflow-y:auto}
.vh-menu.is-open{opacity:1;visibility:visible;transform:none}
.vh-menu-top{display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #3a3a40;padding-bottom:16px;margin-bottom:8px}
.vh-menu-brand{font-family:var(--vh-serif);font-weight:900;font-size:22px;letter-spacing:.06em;text-transform:uppercase}
.vh-menu-close{width:44px;height:44px;border:1px solid #4a4a52;border-radius:8px;font-size:24px;color:#fff;line-height:1}
.vh-menu-list a{display:flex;align-items:baseline;gap:16px;padding:15px 4px;border-bottom:1px solid #2c2c31;font-family:var(--vh-serif);font-weight:700;font-size:21px;transition:color .25s,padding-left .25s}
.vh-menu-list a:hover{color:var(--vh-blue);padding-left:12px}
.vh-menu-no{font-family:var(--vh-sans);font-size:12px;font-weight:700;color:var(--vh-blue);letter-spacing:.1em}
.vh-menu-name{flex:1}
.vh-menu-list b{font-family:var(--vh-sans);font-weight:400;color:#8a8a92}
.vh-menu-foot{margin-top:auto;padding-top:22px;font-size:12px;color:#8a8a92;letter-spacing:.06em;text-transform:uppercase}

/* ---------- Buttons ---------- */
.vh-btn{display:inline-flex;align-items:center;gap:9px;padding:13px 24px;font-weight:700;font-size:14px;letter-spacing:.03em;border-radius:4px;transition:background .25s,color .25s,border-color .25s,transform .25s}
.vh-btn b{font-weight:400;transition:transform .25s}
.vh-btn:hover b{transform:translateX(4px)}
.vh-btn-ink{background:var(--vh-ink);color:#fff}
.vh-btn-ink:hover{background:var(--vh-blue)}
.vh-btn-blue{background:var(--vh-blue);color:#fff}
.vh-btn-blue:hover{background:var(--vh-ink)}
.vh-btn-line{border:1.5px solid var(--vh-ink);color:var(--vh-ink);background:transparent}
.vh-btn-line:hover{border-color:var(--vh-blue);color:var(--vh-blue)}
.vh-btn-light{background:#fff;color:var(--vh-ink)}
.vh-btn-light:hover{background:var(--vh-blue);color:#fff}
.vh-more{display:inline-flex;align-items:center;gap:7px;font-size:13px;font-weight:700;color:var(--vh-blue);letter-spacing:.02em}
.vh-more b{font-weight:400;transition:transform .25s}
a:hover .vh-more b{transform:translateX(4px)}

/* ---------- Hero: front page ---------- */
.vh-hero{background:var(--vh-paper);padding:34px 0 0;border-bottom:1px solid var(--vh-line)}
.vh-hero-top{display:flex;justify-content:space-between;align-items:center;gap:14px;border-top:3px solid var(--vh-ink);border-bottom:1px solid var(--vh-line);padding:10px 2px;font-size:12px;letter-spacing:.08em;text-transform:uppercase;color:var(--vh-mute)}
.vh-hero-badge{color:var(--vh-blue);font-weight:700}
.vh-hero-grid{display:grid;grid-template-columns:7fr 5fr;gap:44px;align-items:center;padding:44px 0 40px}
.vh-hero-title{font-family:var(--vh-serif);font-weight:900;font-size:clamp(34px,4.6vw,58px);line-height:1.14;letter-spacing:-.01em;margin-bottom:20px}
.vh-hero-desc{font-size:16.5px;color:var(--vh-ink2);max-width:56ch;margin-bottom:28px}
.vh-hero-acts{display:flex;gap:14px;flex-wrap:wrap}
.vh-hero-fig{border:1px solid var(--vh-line);padding:10px;background:#fff;box-shadow:6px 6px 0 var(--vh-tint)}
.vh-hero-fig img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:grayscale(.35);transition:filter .4s}
.vh-hero-fig:hover img{filter:grayscale(0)}
.vh-hero-cap{font-size:11.5px;color:var(--vh-mute);padding-top:9px;font-style:italic}
.vh-stats{display:grid;grid-template-columns:repeat(3,1fr);border-top:1px solid var(--vh-ink)}
.vh-stats li{padding:22px 18px;border-left:1px solid var(--vh-line);display:flex;flex-direction:column;gap:2px}
.vh-stats li:first-child{border-left:0;padding-left:2px}
.vh-stats strong{font-family:var(--vh-serif);font-weight:900;font-size:30px;color:var(--vh-blue)}
.vh-stats span{font-size:12.5px;letter-spacing:.05em;text-transform:uppercase;color:var(--vh-mute)}

/* ---------- Section scaffolding ---------- */
.vh-section{padding:74px 0}
.vh-section-tint{background:var(--vh-tint)}
.vh-head{margin-bottom:44px}
.vh-head-center{text-align:center}
.vh-head-center .vh-head-desc{margin-left:auto;margin-right:auto}
.vh-head-split{display:flex;justify-content:space-between;align-items:flex-end;gap:26px;flex-wrap:wrap}
.vh-kicker{font-size:12px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--vh-mute);margin-bottom:10px}
.vh-kicker::before{content:"";display:inline-block;width:26px;height:2px;background:var(--vh-blue);margin-right:9px;vertical-align:middle}
.vh-kicker-blue{color:#b9c8f8}
.vh-h2{font-family:var(--vh-serif);font-weight:900;font-size:clamp(26px,3.2vw,38px);line-height:1.2}
.vh-head-desc{color:var(--vh-ink2);max-width:62ch;margin-top:12px;font-size:15.5px}
.vh-block-h{font-family:var(--vh-serif);font-weight:900;font-size:24px;margin-bottom:22px;padding-bottom:12px;border-bottom:3px solid var(--vh-ink)}

/* Reveal on scroll, gated by html.vh-js */
html.vh-js .vh-reveal{opacity:0;transform:translateY(18px);transition:opacity .6s var(--vh-ease),transform .6s var(--vh-ease)}
html.vh-js .vh-reveal.is-in{opacity:1;transform:none}

/* ---------- Categories: TOC rows with dotted leaders ---------- */
.vh-toc{display:grid;grid-template-columns:1fr 1fr;gap:0 48px}
.vh-toc-row{display:flex;align-items:center;gap:18px;padding:20px 6px;border-bottom:1px solid var(--vh-ink);transition:background .25s}
.vh-toc-row:hover{background:var(--vh-tint)}
.vh-toc-no{font-family:var(--vh-serif);font-weight:900;font-size:26px;color:var(--vh-blue);min-width:44px}
.vh-toc-main{flex:1;display:flex;align-items:baseline;gap:12px;min-width:0}
.vh-toc-name{font-family:var(--vh-serif);font-weight:700;font-size:19px;white-space:nowrap}
.vh-toc-dots{flex:1;border-bottom:2px dotted #b9b9c0;transform:translateY(-4px);min-width:20px}
.vh-toc-desc{font-size:12.5px;color:var(--vh-mute);max-width:34%;text-align:right;overflow:hidden;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical}
.vh-toc-go{font-size:18px;color:var(--vh-ink);transition:transform .25s,color .25s}
.vh-toc-row:hover .vh-toc-go{transform:translateX(5px);color:var(--vh-blue)}

/* ---------- Spotlight: lead + briefs ---------- */
.vh-spot{display:grid;grid-template-columns:7fr 5fr;gap:44px}
.vh-lead a{display:block}
.vh-chip{display:inline-block;background:var(--vh-ink);color:#fff;font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:6px 12px;border-radius:3px;margin-bottom:14px}
.vh-lead-title{display:block;font-family:var(--vh-serif);font-weight:900;font-size:clamp(24px,2.8vw,34px);line-height:1.25;margin-bottom:10px;transition:color .25s}
.vh-lead a:hover .vh-lead-title{color:var(--vh-blue)}
.vh-lead-meta{display:block;font-size:12.5px;color:var(--vh-mute);letter-spacing:.04em;margin-bottom:18px}
.vh-lead-media{display:block;margin-bottom:16px}
.vh-lead-media img{width:100%;aspect-ratio:16/9;object-fit:cover;filter:grayscale(.35);transition:filter .4s}
.vh-lead a:hover .vh-lead-media img{filter:grayscale(0)}
.vh-lead-desc{display:block;color:var(--vh-ink2);font-size:15px;margin-bottom:14px}
.vh-brief{border-top:1px solid var(--vh-ink)}
.vh-brief:first-of-type{border-top:0}
.vh-brief a{display:flex;gap:18px;padding:18px 4px;align-items:center;transition:background .25s}
.vh-brief a:hover{background:#fff}
.vh-brief-media{flex:0 0 108px}
.vh-brief-media img{width:108px;height:78px;object-fit:cover;filter:grayscale(.4);transition:filter .35s}
.vh-brief a:hover .vh-brief-media img{filter:grayscale(0)}
.vh-brief-body{display:flex;flex-direction:column;gap:4px;min-width:0}
.vh-brief-cat{font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--vh-blue)}
.vh-brief-body strong{font-family:var(--vh-serif);font-weight:700;font-size:15.5px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vh-brief-body time{font-size:12px;color:var(--vh-mute)}

/* ---------- Cards (latest / category / related) ---------- */
.vh-grid{display:grid;gap:26px}
.vh-grid-4{grid-template-columns:repeat(4,1fr)}
.vh-card{background:#fff;border:1px solid var(--vh-line);transition:box-shadow .3s,transform .3s,border-color .3s}
.vh-card:hover{box-shadow:5px 5px 0 var(--vh-tint);transform:translateY(-3px);border-color:var(--vh-ink)}
.vh-card-link{display:block;height:100%}
.vh-card-media{display:block;overflow:hidden;border-bottom:1px solid var(--vh-line)}
.vh-card-media img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:grayscale(.5);transition:filter .4s,transform .5s var(--vh-ease)}
.vh-card:hover .vh-card-media img{filter:grayscale(0);transform:scale(1.04)}
.vh-card-body{display:block;padding:16px 16px 18px}
.vh-card-cat{display:block;font-size:11px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--vh-blue);margin-bottom:8px}
.vh-card-title{display:block;font-family:var(--vh-serif);font-weight:700;font-size:15.5px;line-height:1.45;margin-bottom:12px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.vh-card-foot{display:flex;justify-content:space-between;align-items:center;gap:10px;font-size:12px;color:var(--vh-mute);border-top:1px solid var(--vh-tint);padding-top:11px}

/* ---------- FAQ: broadsheet ---------- */
.vh-faq-shell{max-width:900px}
.vh-faq-item{background:#fff;border:1px solid var(--vh-line);border-top:0}
.vh-faq-item:first-child{border-top:1px solid var(--vh-line)}
.vh-faq-item summary{display:flex;align-items:center;gap:18px;padding:20px 24px;cursor:pointer;list-style:none;transition:background .25s}
.vh-faq-item summary::-webkit-details-marker{display:none}
.vh-faq-item summary:hover{background:var(--vh-tint)}
.vh-faq-no{font-family:var(--vh-serif);font-weight:900;font-size:20px;color:var(--vh-blue);min-width:40px}
.vh-faq-q{flex:1;font-family:var(--vh-serif);font-weight:700;font-size:16.5px;line-height:1.45}
.vh-faq-ico{position:relative;width:22px;height:22px;flex:0 0 22px}
.vh-faq-ico::before,.vh-faq-ico::after{content:"";position:absolute;background:var(--vh-ink);top:50%;left:50%;transition:transform .3s var(--vh-ease)}
.vh-faq-ico::before{width:14px;height:2px;transform:translate(-50%,-50%)}
.vh-faq-ico::after{width:2px;height:14px;transform:translate(-50%,-50%)}
.vh-faq-item[open] .vh-faq-ico::after{transform:translate(-50%,-50%) rotate(90deg) scaleY(0)}
.vh-faq-item[open] summary{border-bottom:1px solid var(--vh-tint)}
.vh-faq-item[open] .vh-faq-q{color:var(--vh-blue)}
.vh-faq-a{padding:18px 24px 24px 82px;color:var(--vh-ink2);font-size:15px}

/* ---------- About: ink band ---------- */
.vh-about{background:var(--vh-ink);color:#e9e9ec;padding:84px 0}
.vh-about-wrap{display:grid;grid-template-columns:7fr 5fr;gap:52px;align-items:center}
.vh-about-title{font-family:var(--vh-serif);font-weight:900;font-size:clamp(28px,3.4vw,42px);line-height:1.2;margin-bottom:18px}
.vh-about-desc{color:#b9b9c0;font-size:15.5px;margin-bottom:26px}
.vh-about-chips{display:flex;gap:0;margin-bottom:30px;border:1px solid #3a3a40}
.vh-about-chips li{flex:1;padding:16px 14px;border-left:1px solid #3a3a40;display:flex;flex-direction:column;gap:2px}
.vh-about-chips li:first-child{border-left:0}
.vh-about-chips strong{font-family:var(--vh-serif);font-weight:900;font-size:24px;color:#7ea2f8}
.vh-about-chips span{font-size:11.5px;letter-spacing:.05em;text-transform:uppercase;color:#8a8a92}
.vh-about-media{border:1px solid #3a3a40;padding:10px;background:#1e1e22}
.vh-about-media img{width:100%;aspect-ratio:4/3;object-fit:cover;filter:grayscale(.5);transition:filter .4s}
.vh-about-media:hover img{filter:grayscale(0)}
.vh-about-cap{font-size:11.5px;color:#8a8a92;padding-top:9px;font-style:italic}

/* ---------- Friend links ---------- */
.vh-flink{padding:56px 0;border-top:1px solid var(--vh-line);background:var(--vh-paper)}
.vh-flink-head{text-align:center;margin-bottom:30px}
.vh-flink-title{font-family:var(--vh-serif);font-weight:900;font-size:24px;margin-bottom:8px}
.vh-flink-note{font-size:13.5px;color:var(--vh-mute)}
.vh-flink-row{display:flex;justify-content:center;flex-wrap:wrap;gap:14px}
.vh-flink-chip{display:flex;align-items:center;gap:12px;border:1px solid var(--vh-line);padding:10px 18px 10px 10px;border-radius:999px;font-size:13.5px;font-weight:600;color:var(--vh-ink2);transition:border-color .25s,color .25s,box-shadow .25s;background:#fff}
.vh-flink-chip:hover{border-color:var(--vh-blue);color:var(--vh-blue);box-shadow:3px 3px 0 var(--vh-tint)}
.vh-flink-logo{width:36px;height:36px;border-radius:50%;object-fit:cover}

/* ---------- Footer ---------- */
.vh-footer{background:var(--vh-ink);color:#b9b9c0;padding:64px 0 34px}
.vh-foot-top{border-top:3px solid #3a3a40;border-bottom:1px solid #3a3a40;padding:26px 0;display:flex;align-items:center;gap:34px;flex-wrap:wrap}
.vh-fbrand-img{width:220px;height:auto}
.vh-foot-slogan{flex:1;font-size:14px;color:#8a8a92;max-width:52ch}
.vh-foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:44px;padding:40px 0}
.vh-foot-h{font-family:var(--vh-serif);font-weight:700;font-size:15px;letter-spacing:.1em;text-transform:uppercase;color:#f4f4f5;margin-bottom:18px}
.vh-foot-list li{margin-bottom:11px}
.vh-foot-list a{font-size:14px;transition:color .25s,padding-left .25s}
.vh-foot-list a:hover{color:#7ea2f8;padding-left:6px}
.vh-foot-cats{display:grid;grid-template-columns:1fr 1fr;gap:0 26px}
.vh-foot-info li{display:flex;gap:12px;margin-bottom:13px;font-size:13.5px}
.vh-foot-key{flex:0 0 92px;color:#8a8a92;text-transform:uppercase;font-size:11.5px;letter-spacing:.06em;padding-top:2px}
.vh-foot-val{flex:1;color:#cfcfd4}
.vh-foot-base{border-top:1px solid #3a3a40;padding-top:22px;display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;align-items:center}
.vh-foot-copy{font-size:12.5px;color:#8a8a92;max-width:60ch}
.vh-foot-meta{display:flex;gap:10px;align-items:center;flex-wrap:wrap;font-size:12.5px;color:#8a8a92}
.vh-foot-sitemap{color:#cfcfd4;text-decoration:underline;text-underline-offset:3px}
.vh-foot-sitemap:hover{color:#7ea2f8}

/* Back to top */
.vh-top-btn{position:fixed;right:22px;bottom:22px;width:46px;height:46px;border-radius:50%;background:var(--vh-ink);color:#fff;font-size:18px;z-index:90;opacity:0;visibility:hidden;transform:translateY(12px);transition:all .3s var(--vh-ease);box-shadow:0 8px 22px rgba(23,23,26,.28)}
.vh-top-btn.is-show{opacity:1;visibility:visible;transform:none}
.vh-top-btn:hover{background:var(--vh-blue)}

/* ---------- Breadcrumb ---------- */
.vh-crumb{background:var(--vh-paper);border-bottom:1px solid var(--vh-line)}
.vh-crumb-line{display:flex;align-items:center;gap:10px;flex-wrap:wrap;padding-top:13px;padding-bottom:13px;font-size:13px;color:var(--vh-mute)}
.vh-crumb a{color:var(--vh-ink2);transition:color .25s}
.vh-crumb a:hover{color:var(--vh-blue)}
.vh-crumb-sep{color:#b9b9c0}
.vh-crumb-now{color:var(--vh-blue);font-weight:700}
a.vh-crumb-now{color:var(--vh-blue);font-weight:700}

/* ---------- Inner banner ---------- */
.vh-ibanner{background:var(--vh-tint);border-bottom:1px solid var(--vh-line)}
.vh-ibanner-in{padding:44px 24px;text-align:center}
.vh-ibanner-kicker{font-size:11.5px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--vh-blue);margin-bottom:12px}
.vh-ibanner-title{font-family:var(--vh-serif);font-weight:900;font-size:clamp(28px,3.6vw,42px);line-height:1.2;margin-bottom:12px}
.vh-ibanner-desc{color:var(--vh-ink2);max-width:64ch;margin:0 auto;font-size:15px}

/* ---------- Page scaffolding ---------- */
.vh-page{padding:64px 0}
.vh-page-head{text-align:center;max-width:760px;margin:0 auto 46px}
.vh-page-h1{font-family:var(--vh-serif);font-weight:900;font-size:clamp(28px,3.4vw,40px);line-height:1.2;margin-bottom:16px}
.vh-page-desc{color:var(--vh-ink2);font-size:15.5px;margin-bottom:26px}
.vh-page-acts{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* Other categories on category page */
.vh-other{margin-top:64px}
.vh-other-list li{border-top:1px solid var(--vh-line)}
.vh-other-list a{display:flex;align-items:center;gap:20px;padding:18px 8px;transition:background .25s}
.vh-other-list a:hover{background:var(--vh-tint)}
.vh-other-no{font-family:var(--vh-serif);font-weight:900;font-size:22px;color:var(--vh-blue);min-width:44px}
.vh-other-body{flex:1;display:flex;flex-direction:column;gap:3px;min-width:0}
.vh-other-body strong{font-family:var(--vh-serif);font-size:17px}
.vh-other-body span{font-size:13px;color:var(--vh-mute)}
.vh-other-go{font-size:18px;transition:transform .25s,color .25s}
.vh-other-list a:hover .vh-other-go{transform:translateX(5px);color:var(--vh-blue)}

/* ---------- List page ---------- */
.vh-list-wrap{display:grid;grid-template-columns:8fr 4fr;gap:48px}
.vh-rows{display:flex;flex-direction:column}
.vh-row{border-top:1px solid var(--vh-line)}
.vh-row:first-child{border-top:0}
.vh-row-link{display:flex;gap:24px;padding:22px 6px;align-items:center;transition:background .25s}
.vh-row-link:hover{background:var(--vh-tint)}
.vh-row-media{flex:0 0 210px}
.vh-row-media img{width:210px;height:140px;object-fit:cover;filter:grayscale(.4);transition:filter .35s}
.vh-row-link:hover .vh-row-media img{filter:grayscale(0)}
.vh-row-body{display:flex;flex-direction:column;gap:7px;min-width:0}
.vh-row-meta{display:flex;gap:14px;font-size:12px;color:var(--vh-mute);flex-wrap:wrap}
.vh-row-meta i{font-style:normal;font-weight:700;color:var(--vh-blue);text-transform:uppercase;letter-spacing:.08em;font-size:11px}
.vh-row-title{font-family:var(--vh-serif);font-weight:700;font-size:18px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vh-row-desc{font-size:13.5px;color:var(--vh-ink2);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vh-pagi{display:flex;justify-content:center;gap:8px;margin-top:36px}
.vh-pagi button{min-width:42px;height:42px;border:1px solid var(--vh-line);font-weight:700;font-size:14px;color:var(--vh-ink2);border-radius:4px;transition:all .25s;padding:0 12px}
.vh-pagi button:hover:not(:disabled){border-color:var(--vh-ink);color:var(--vh-ink)}
.vh-pagi button.is-cur{background:var(--vh-ink);border-color:var(--vh-ink);color:#fff}
.vh-pagi button:disabled{opacity:.35;cursor:not-allowed}

/* Sidebar */
.vh-side{display:flex;flex-direction:column;gap:28px}
.vh-side-box{border:1px solid var(--vh-line);background:#fff;padding:22px}
.vh-side-h{font-family:var(--vh-serif);font-weight:900;font-size:17px;padding-bottom:12px;border-bottom:3px solid var(--vh-ink);margin-bottom:16px}
.vh-side-hot li{border-top:1px solid var(--vh-tint)}
.vh-side-hot li:first-child{border-top:0}
.vh-side-hot a{display:flex;gap:13px;padding:11px 0;align-items:center}
.vh-side-hot img{width:74px;height:56px;object-fit:cover;flex:0 0 74px;filter:grayscale(.4);transition:filter .3s}
.vh-side-hot a:hover img{filter:grayscale(0)}
.vh-side-hot-body{display:flex;flex-direction:column;gap:3px;min-width:0}
.vh-side-hot-body strong{font-size:13px;line-height:1.45;font-weight:600;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.vh-side-hot a:hover strong{color:var(--vh-blue)}
.vh-side-hot-body time{font-size:11.5px;color:var(--vh-mute)}
.vh-side-more{display:inline-flex;align-items:center;gap:7px;margin-top:14px;font-size:13px;font-weight:700;color:var(--vh-blue)}
.vh-side-more b{font-weight:400}
.vh-side-list li{border-top:1px solid var(--vh-tint)}
.vh-side-list li:first-child{border-top:0}
.vh-side-list a{display:flex;gap:13px;padding:11px 0;font-size:13.5px;font-weight:500;line-height:1.5;align-items:baseline}
.vh-side-list a:hover{color:var(--vh-blue)}
.vh-side-num{font-family:var(--vh-serif);font-weight:900;font-size:17px;color:var(--vh-blue);min-width:20px}
.vh-side-note{background:var(--vh-tint);border-color:var(--vh-tint)}
.vh-side-note p{font-size:13.5px;color:var(--vh-ink2);margin-bottom:16px}

/* ---------- Article ---------- */
.vh-article-wrap{display:grid;grid-template-columns:8fr 4fr;gap:48px}
.vh-article-h1{font-family:var(--vh-serif);font-weight:900;font-size:clamp(26px,3vw,36px);line-height:1.28;margin-bottom:18px}
.vh-article-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;padding:14px 0;border-top:1px solid var(--vh-ink);border-bottom:1px solid var(--vh-line);margin-bottom:26px;font-size:13px;color:var(--vh-mute)}
.vh-article-meta .vh-chip{margin-bottom:0}
.vh-meta-item b{color:var(--vh-ink2);font-weight:600}
.vh-article-figure{margin-bottom:26px;border:1px solid var(--vh-line);padding:10px;background:#fff}
.vh-article-figure img{width:100%;height:auto}
.vh-article-cap{font-size:11.5px;color:var(--vh-mute);padding-top:9px;font-style:italic}
.vh-article-body{font-size:16px;color:var(--vh-ink2);line-height:1.8}
.vh-article-body p{margin-bottom:18px}
.vh-article-body h2,.vh-article-body h3{font-family:var(--vh-serif);color:var(--vh-ink);margin:30px 0 14px;line-height:1.35}
.vh-article-body h2{font-size:23px;font-weight:900}
.vh-article-body h3{font-size:19px;font-weight:700}
.vh-article-body ul,.vh-article-body ol{margin:0 0 18px 22px;list-style:disc}
.vh-article-body ol{list-style:decimal}
.vh-article-body li{margin-bottom:8px}
.vh-article-body strong{color:var(--vh-ink)}
.vh-article-body a{color:var(--vh-blue);text-decoration:underline;text-underline-offset:3px}
.vh-article-body img{margin:22px auto;border:1px solid var(--vh-line)}
.vh-article-tags{display:flex;align-items:center;gap:10px;flex-wrap:wrap;margin-top:30px;padding-top:20px;border-top:1px solid var(--vh-line)}
.vh-tag-label{font-size:12px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--vh-mute)}
.vh-tag{border:1px solid var(--vh-line);padding:7px 14px;border-radius:999px;font-size:12.5px;font-weight:600;color:var(--vh-ink2);transition:all .25s}
.vh-tag:hover{border-color:var(--vh-blue);color:var(--vh-blue)}
.vh-switcher{display:grid;grid-template-columns:1fr 1fr;gap:0;margin:40px 0 52px;border:1px solid var(--vh-line)}
.vh-switcher-cell{padding:20px 22px}
.vh-switcher-next{border-left:1px solid var(--vh-line);text-align:right}
.vh-switcher-label{display:block;font-size:11.5px;font-weight:700;letter-spacing:.1em;text-transform:uppercase;color:var(--vh-mute);margin-bottom:8px}
.vh-switcher-link{font-family:var(--vh-serif);font-weight:700;font-size:15.5px;line-height:1.45;color:var(--vh-ink);transition:color .25s}
.vh-switcher-link:hover{color:var(--vh-blue)}
.vh-switcher-empty{font-size:13.5px;color:var(--vh-mute);font-style:italic}

/* ---------- 404 ---------- */
.vh-404{padding:110px 0;text-align:center}
.vh-404-in{max-width:640px;margin:0 auto;padding:0 24px}
.vh-404-kicker{font-size:12px;font-weight:700;letter-spacing:.16em;text-transform:uppercase;color:var(--vh-mute);margin-bottom:14px}
.vh-404-no{font-family:var(--vh-serif);font-weight:900;font-size:clamp(90px,16vw,170px);line-height:1;color:transparent;-webkit-text-stroke:2.5px var(--vh-ink);margin-bottom:8px}
.vh-404-title{font-family:var(--vh-serif);font-weight:900;font-size:clamp(24px,3.4vw,34px);margin-bottom:14px}
.vh-404-desc{color:var(--vh-ink2);font-size:15.5px;margin-bottom:30px}
.vh-404-acts{display:flex;justify-content:center;gap:14px;flex-wrap:wrap}

/* ---------- Responsive ---------- */
@media (max-width:1023px){
  .vh-nav{display:none}
  .vh-burger{display:flex}
  .vh-grid-4{grid-template-columns:repeat(2,1fr)}
  .vh-hero-grid{grid-template-columns:1fr;gap:34px}
  .vh-spot{grid-template-columns:1fr;gap:34px}
  .vh-about-wrap{grid-template-columns:1fr;gap:40px}
  .vh-list-wrap,.vh-article-wrap{grid-template-columns:1fr}
  .vh-foot-grid{grid-template-columns:1fr 1fr;gap:34px}
  .vh-brand-img{width:200px}
}
@media (max-width:760px){
  .vh-shell{padding:0 16px}
  .vh-section{padding:54px 0}
  .vh-toc{grid-template-columns:1fr;gap:0}
  .vh-toc-desc{display:none}
  .vh-toc-name{font-size:17px}
  .vh-grid-4{grid-template-columns:1fr}
  .vh-stats li{padding:16px 12px}
  .vh-stats strong{font-size:22px}
  .vh-stats span{font-size:11px}
  .vh-row-link{flex-direction:column;align-items:flex-start;gap:14px}
  .vh-row-media{flex:none;width:100%}
  .vh-row-media img{width:100%;height:auto;aspect-ratio:16/9}
  .vh-faq-a{padding:16px 18px 20px 18px}
  .vh-faq-item summary{padding:17px 18px;gap:12px}
  .vh-faq-no{font-size:16px;min-width:32px}
  .vh-foot-grid{grid-template-columns:1fr}
  .vh-foot-base{flex-direction:column;align-items:flex-start}
  .vh-switcher{grid-template-columns:1fr}
  .vh-switcher-next{border-left:0;border-top:1px solid var(--vh-line);text-align:left}
  .vh-mast-left{display:none}
  .vh-mast-in{justify-content:center}
  .vh-hero{padding-top:22px}
  .vh-hero-grid{padding:30px 0 28px}
  .vh-ibanner-in{padding:34px 16px}
  .vh-brief-media{flex:0 0 88px}
  .vh-brief-media img{width:88px;height:64px}
}