/* 1220 · NHẤT BÀI VIỆT — deep cyan + ice + coral, wave hero, left white drawer */
:root{
  --nb-cyan:#0e7490; --nb-deep:#083344; --nb-ice:#ecfeff; --nb-coral:#fb7185;
  --nb-ink:#123239; --nb-mut:#5f7d84; --nb-line:#c9e8ee; --nb-white:#ffffff;
  --nb-font-d:'Lexend',sans-serif; --nb-font-b:'Be Vietnam Pro',sans-serif;
  --nb-shadow:0 16px 38px rgba(8,51,68,.14);
  --nb-radius:18px;
}
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
.nb-body{font-family:var(--nb-font-b);color:var(--nb-ink);background:var(--nb-white);line-height:1.6;font-size:15.5px;-webkit-font-smoothing:antialiased}
img{display:block;max-width:100%;height:auto}
a{text-decoration:none;color:inherit}
ul{list-style:none}
.nb-shell{max-width:1200px;margin:0 auto;padding:0 24px}
.nb-skip{position:absolute;left:-9999px;top:0;background:var(--nb-cyan);color:#fff;padding:10px 18px;z-index:200;border-radius:0 0 10px 0}
.nb-skip:focus{left:0}

/* ---------- Header ---------- */
.nb-header{position:sticky;top:0;z-index:90;background:rgba(255,255,255,.95);backdrop-filter:blur(10px);border-top:3px solid var(--nb-cyan);border-bottom:1px solid var(--nb-line)}
.nb-header-in{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:11px 24px}
.nb-brand{display:block;flex:none}
.nb-brand-img{height:44px;width:auto}
.nb-nav-list{display:flex;align-items:center;gap:6px}
.nb-nav-a{display:inline-block;font-family:var(--nb-font-d);font-weight:600;font-size:13.5px;color:var(--nb-ink);padding:8px 12px;border-radius:999px;white-space:nowrap;transition:background .2s ease,color .2s ease}
.nb-nav-a:hover{background:var(--nb-ice);color:var(--nb-cyan)}
.nb-nav-a.is-active{background:var(--nb-cyan);color:#fff}
.nb-burger{display:none;width:44px;height:44px;border:1.5px solid var(--nb-line);border-radius:12px;background:#fff;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px;flex:none}
.nb-burger span{display:block;width:20px;height:2.4px;border-radius:2px;background:var(--nb-cyan);transition:transform .25s ease,opacity .25s ease}
.nb-burger.is-open span:nth-child(1){transform:translateY(7.4px) rotate(45deg)}
.nb-burger.is-open span:nth-child(2){opacity:0}
.nb-burger.is-open span:nth-child(3){transform:translateY(-7.4px) rotate(-45deg)}

/* ---------- Mobile left white drawer ---------- */
.nb-scrim{position:fixed;inset:0;background:rgba(8,51,68,.5);opacity:0;visibility:hidden;transition:opacity .3s ease,visibility .3s ease;z-index:98}
.nb-scrim.is-open{opacity:1;visibility:visible}
.nb-drawer{position:fixed;left:0;top:0;bottom:0;width:min(340px,86vw);z-index:99;background:#fff;box-shadow:20px 0 48px rgba(8,51,68,.25);transform:translateX(-104%);transition:transform .34s cubic-bezier(.32,.72,.28,1);overflow-y:auto;padding:18px 20px 24px}
.nb-drawer.is-open{transform:translateX(0)}
.nb-drawer-top{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.nb-drawer-title{font-family:var(--nb-font-d);font-weight:700;font-size:15px;text-transform:uppercase;letter-spacing:.1em;color:var(--nb-cyan)}
.nb-drawer-close{width:38px;height:38px;border:none;border-radius:10px;background:var(--nb-ice);color:var(--nb-cyan);font-size:22px;line-height:1;cursor:pointer}
.nb-drawer-list li{border-bottom:1px dashed var(--nb-line)}
.nb-drawer-list a{display:flex;align-items:center;gap:12px;padding:13px 4px;font-weight:600;font-size:15px;color:var(--nb-ink);transition:color .2s ease}
.nb-drawer-list a:hover{color:var(--nb-cyan)}
.nb-drawer-chip{width:10px;height:10px;border-radius:3px;background:var(--nb-cyan);flex:none}
.nb-drawer-list li:nth-child(even) .nb-drawer-chip{background:var(--nb-coral)}
.nb-drawer-list b{margin-left:auto;color:var(--nb-cyan)}
.nb-drawer-note{margin-top:16px;text-align:center;font-size:12px;color:var(--nb-mut)}

/* ---------- Hero ---------- */
.nb-hero{position:relative;background:
  radial-gradient(circle at 90% 12%,rgba(251,113,133,.16),transparent 30%),
  radial-gradient(circle at 6% 86%,rgba(14,116,144,.12),transparent 32%),var(--nb-ice);padding:60px 0 110px}
.nb-hero-wave{position:absolute;left:0;right:0;bottom:-1px;width:100%;height:80px;display:block}
.nb-hero-in{display:grid;grid-template-columns:1.04fr .96fr;gap:46px;align-items:center}
.nb-hero-kicker{display:inline-block;font-family:var(--nb-font-d);font-weight:700;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--nb-cyan);background:#fff;border:1.5px solid var(--nb-line);border-radius:999px;padding:8px 18px;margin-bottom:18px}
.nb-hero-title{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(30px,3.8vw,46px);line-height:1.15;margin-bottom:16px}
.nb-hero-desc{font-size:15.5px;color:var(--nb-mut);margin-bottom:28px}
.nb-hero-acts{display:flex;flex-wrap:wrap;gap:13px;margin-bottom:30px}
.nb-btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--nb-font-d);font-weight:700;font-size:14px;padding:13px 25px;border-radius:999px;transition:transform .25s ease,box-shadow .25s ease,background .25s ease,color .25s ease;cursor:pointer;border:none}
.nb-btn b{transition:transform .25s ease}
.nb-btn:hover b{transform:translateX(4px)}
.nb-btn-coral{background:var(--nb-coral);color:#fff;box-shadow:0 10px 24px rgba(251,113,133,.4)}
.nb-btn-coral:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(251,113,133,.52)}
.nb-btn-cyan{background:var(--nb-cyan);color:#fff;box-shadow:0 10px 24px rgba(14,116,144,.32)}
.nb-btn-cyan:hover{transform:translateY(-2px);box-shadow:0 14px 30px rgba(14,116,144,.45)}
.nb-btn-line{background:transparent;color:var(--nb-cyan);border:1.5px solid var(--nb-cyan)}
.nb-btn-line:hover{background:#fff}
.nb-hero-stats{display:flex;gap:0}
.nb-hero-stats li{flex:1;border-top:2.5px solid var(--nb-cyan);padding-top:14px}
.nb-hero-stats li+li{margin-left:26px}
.nb-hero-stats strong{display:block;font-family:var(--nb-font-d);font-weight:800;font-size:26px;color:var(--nb-cyan)}
.nb-hero-stats span{font-size:12.5px;color:var(--nb-mut)}
.nb-hero-media{position:relative}
.nb-hero-fig{border-radius:26px;overflow:hidden;box-shadow:var(--nb-shadow);transform:rotate(1.5deg)}
.nb-hero-fig img{width:100%;aspect-ratio:4/3;object-fit:cover}
.nb-hero-badge{position:absolute;left:-14px;bottom:22px;background:var(--nb-coral);color:#fff;font-family:var(--nb-font-d);font-weight:700;font-size:12.5px;padding:11px 20px;border-radius:999px;box-shadow:0 12px 26px rgba(251,113,133,.4)}

/* ---------- Sections & heads ---------- */
.nb-section{padding:66px 0}
.nb-section-tint{background:var(--nb-ice)}
.nb-section-deep{background:linear-gradient(155deg,var(--nb-cyan) 0%,var(--nb-deep) 100%);color:#fff}
.nb-head{margin-bottom:38px}
.nb-head-center{text-align:center;max-width:640px;margin-left:auto;margin-right:auto}
.nb-head-split{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;flex-wrap:wrap}
.nb-head-split>div{max-width:620px}
.nb-kicker{display:inline-block;font-family:var(--nb-font-d);font-weight:700;font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--nb-cyan);margin-bottom:10px}
.nb-kicker-coral{color:var(--nb-coral)}
.nb-h2{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(25px,2.8vw,34px);line-height:1.22;margin-bottom:12px}
.nb-head-desc{color:var(--nb-mut);font-size:15px}
.nb-section-deep .nb-head-desc{color:rgba(255,255,255,.78)}
.nb-block-h{font-family:var(--nb-font-d);font-weight:800;font-size:22px;margin-bottom:18px;padding-left:13px;border-left:4px solid var(--nb-coral)}
.nb-chip{display:inline-block;background:var(--nb-coral);color:#fff;font-family:var(--nb-font-d);font-weight:700;font-size:11.5px;padding:5px 12px;border-radius:999px}
.nb-more{display:inline-flex;align-items:center;gap:6px;font-weight:600;font-size:13.5px;color:var(--nb-cyan)}
.nb-more b{transition:transform .25s ease}
a:hover .nb-more b{transform:translateX(4px)}

/* ---------- Categories: horizontal split cards ---------- */
.nb-catgrid{display:grid;grid-template-columns:1fr 1fr;gap:20px 24px}
.nb-cat{display:flex;background:#fff;border:1.5px solid var(--nb-line);border-radius:var(--nb-radius);overflow:hidden;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.nb-cat:hover{transform:translateY(-4px);box-shadow:var(--nb-shadow);border-color:var(--nb-cyan)}
.nb-cat-media{flex:0 0 168px}
.nb-cat-media img{width:100%;height:100%;object-fit:cover}
.nb-cat-body{display:flex;flex-direction:column;gap:6px;padding:18px 20px;min-width:0}
.nb-cat-no{font-family:var(--nb-font-d);font-weight:800;font-size:13px;color:var(--nb-coral)}
.nb-cat-name{font-family:var(--nb-font-d);font-weight:800;font-size:18px}
.nb-cat-desc{font-size:12.5px;color:var(--nb-mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nb-cat-go{margin-top:auto;font-weight:600;font-size:13px;color:var(--nb-cyan)}
.nb-cat-go b{display:inline-block;transition:transform .25s ease}
.nb-cat:hover .nb-cat-go b{transform:translateX(4px)}

/* ---------- Spotlight ---------- */
.nb-spot{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.nb-spot-wide{grid-column:1/-1;background:#fff;border-radius:20px;overflow:hidden;box-shadow:0 18px 40px rgba(0,0,0,.32)}
.nb-spot-wide a{display:flex;align-items:stretch}
.nb-spot-wide-media{flex:0 0 52%}
.nb-spot-wide-media img{width:100%;height:100%;min-height:280px;object-fit:cover}
.nb-spot-wide-body{display:flex;flex-direction:column;gap:13px;padding:32px 34px;color:var(--nb-ink)}
.nb-spot-wide-title{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(20px,2.2vw,26px);line-height:1.3}
.nb-spot-wide-desc{color:var(--nb-mut);font-size:14px;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.nb-spot-meta{display:flex;align-items:center;justify-content:space-between;gap:14px;font-size:13px;color:var(--nb-mut);margin-top:auto}
.nb-spot-card{background:#fff;border-radius:var(--nb-radius);overflow:hidden;box-shadow:0 12px 28px rgba(0,0,0,.24);transition:transform .28s ease}
.nb-spot-card:hover{transform:translateY(-5px)}
.nb-spot-card-media{display:block;overflow:hidden}
.nb-spot-card-media img{width:100%;aspect-ratio:16/10;object-fit:cover;transition:transform .4s ease}
.nb-spot-card:hover .nb-spot-card-media img{transform:scale(1.05)}
.nb-spot-card-body{display:flex;flex-direction:column;gap:7px;padding:15px 17px 17px;color:var(--nb-ink)}
.nb-spot-card-cat{font-family:var(--nb-font-d);font-weight:700;font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--nb-coral)}
.nb-spot-card-body strong{font-size:14.5px;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nb-spot-card-body time{font-size:12px;color:var(--nb-mut)}

/* ---------- Cards with ribbon ---------- */
.nb-grid{display:grid;gap:20px}
.nb-grid-4{grid-template-columns:repeat(4,1fr)}
.nb-card{background:#fff;border:1.5px solid var(--nb-line);border-radius:var(--nb-radius);overflow:hidden;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.nb-card:hover{transform:translateY(-5px);box-shadow:var(--nb-shadow);border-color:var(--nb-cyan)}
.nb-card-media{position:relative;display:block;overflow:hidden}
.nb-card-media img{width:100%;aspect-ratio:16/10;object-fit:cover}
.nb-ribbon{position:absolute;top:12px;left:-6px;background:var(--nb-coral);color:#fff;font-family:var(--nb-font-d);font-weight:700;font-size:11px;padding:5px 14px 5px 12px;border-radius:0 999px 999px 0;box-shadow:0 6px 14px rgba(251,113,133,.4)}
.nb-card-body{display:flex;flex-direction:column;gap:9px;padding:16px 18px 18px}
.nb-card-cat{font-family:var(--nb-font-d);font-weight:700;font-size:11px;letter-spacing:.09em;text-transform:uppercase;color:var(--nb-cyan)}
.nb-card-title{font-size:15px;font-weight:600;line-height:1.45;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .25s ease}
.nb-card:hover .nb-card-title{color:var(--nb-cyan)}
.nb-card-foot{display:flex;align-items:center;justify-content:space-between;font-size:12.5px;color:var(--nb-mut);margin-top:auto}

/* ---------- Other categories ---------- */
.nb-other{margin-top:52px}
.nb-other-list li{border-bottom:1.5px dashed var(--nb-line)}
.nb-other-list a{display:flex;align-items:center;gap:20px;padding:18px 6px;transition:background .25s ease}
.nb-other-list a:hover{background:var(--nb-ice)}
.nb-other-no{font-family:var(--nb-font-d);font-weight:800;font-size:20px;color:transparent;-webkit-text-stroke:1.1px var(--nb-cyan);flex:none;width:52px}
.nb-other-body{display:flex;flex-direction:column;gap:3px;min-width:0}
.nb-other-body strong{font-family:var(--nb-font-d);font-weight:800;font-size:16.5px}
.nb-other-body span{font-size:13px;color:var(--nb-mut);display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical;overflow:hidden}
.nb-other-go{margin-left:auto;font-size:20px;color:var(--nb-cyan);transition:transform .25s ease}
.nb-other-list a:hover .nb-other-go{transform:translateX(6px)}

/* ---------- FAQ gradient-open cards ---------- */
.nb-faq-shell{max-width:840px}
.nb-faq-item{background:#fff;border:1.5px solid var(--nb-line);border-radius:var(--nb-radius);margin-bottom:13px;overflow:hidden;transition:box-shadow .3s ease}
.nb-faq-item[open]{box-shadow:var(--nb-shadow)}
.nb-faq-item summary{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:19px 22px;cursor:pointer;list-style:none;transition:background .3s ease}
.nb-faq-item summary::-webkit-details-marker{display:none}
.nb-faq-item[open] summary{background:linear-gradient(100deg,var(--nb-cyan),var(--nb-deep))}
.nb-faq-item[open] .nb-faq-q{color:#fff}
.nb-faq-q{font-family:var(--nb-font-d);font-weight:700;font-size:15.5px;color:var(--nb-ink);transition:color .3s ease}
.nb-faq-ico{position:relative;flex:none;width:26px;height:26px;border-radius:50%;background:var(--nb-ice);border:1.5px solid var(--nb-line)}
.nb-faq-item[open] .nb-faq-ico{background:rgba(255,255,255,.18);border-color:rgba(255,255,255,.4)}
.nb-faq-ico::before,.nb-faq-ico::after{content:"";position:absolute;left:50%;top:50%;background:var(--nb-cyan);border-radius:2px;transform:translate(-50%,-50%)}
.nb-faq-item[open] .nb-faq-ico::before,.nb-faq-item[open] .nb-faq-ico::after{background:#fff}
.nb-faq-ico::before{width:12px;height:2.4px}
.nb-faq-ico::after{width:2.4px;height:12px;transition:transform .3s ease}
.nb-faq-item[open] .nb-faq-ico::after{transform:translate(-50%,-50%) rotate(90deg)}
.nb-faq-a{padding:18px 22px 20px}
.nb-faq-a p{color:var(--nb-mut);font-size:14.5px}

/* ---------- About ---------- */
.nb-about-wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:52px;align-items:center}
.nb-about-desc{color:rgba(255,255,255,.84);font-size:15px;margin-bottom:26px}
.nb-about-chips{display:flex;flex-wrap:wrap;gap:14px;margin-bottom:30px}
.nb-about-chips li{border:1.5px solid rgba(255,255,255,.24);border-radius:14px;padding:13px 20px}
.nb-about-chips strong{display:block;font-family:var(--nb-font-d);font-weight:800;font-size:22px;color:var(--nb-coral)}
.nb-about-chips span{font-size:12px;color:rgba(255,255,255,.72)}
.nb-about-media{position:relative}
.nb-about-media img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:80px 18px 80px 18px;box-shadow:0 22px 48px rgba(0,0,0,.3)}
.nb-about-cap{position:absolute;right:-12px;bottom:-14px;background:var(--nb-coral);color:#fff;font-family:var(--nb-font-d);font-weight:700;font-size:12.5px;padding:11px 20px;border-radius:999px;box-shadow:0 12px 26px rgba(251,113,133,.4)}

/* ---------- Inner banner / crumb ---------- */
.nb-ibanner{background:
  radial-gradient(circle at 88% 18%,rgba(251,113,133,.2),transparent 32%),
  radial-gradient(rgba(255,255,255,.08) 1.3px,transparent 1.3px) 0 0/24px 24px,
  linear-gradient(140deg,var(--nb-cyan),var(--nb-deep));padding:50px 0}
.nb-ibanner-kicker{font-family:var(--nb-font-d);font-weight:700;font-size:12px;letter-spacing:.22em;color:var(--nb-coral);margin-bottom:8px}
.nb-ibanner-title{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(26px,3vw,36px);color:#fff;margin-bottom:8px}
.nb-ibanner-desc{color:rgba(255,255,255,.8);font-size:14.5px;max-width:640px}
.nb-crumb{padding:15px 0 0}
.nb-crumb-line{display:flex;flex-wrap:wrap;align-items:center;gap:9px;font-size:13px}
.nb-crumb a{color:var(--nb-mut);transition:color .2s ease}
.nb-crumb a:hover{color:var(--nb-cyan)}
.nb-crumb-sep{color:var(--nb-coral);font-weight:700}
.nb-crumb-now{color:var(--nb-ink);font-weight:600}
a.nb-crumb-now{color:var(--nb-cyan)}
.nb-page{padding-top:34px}
.nb-page-head{max-width:720px;margin-bottom:34px}
.nb-page-h1{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(25px,2.8vw,33px);margin-bottom:12px}
.nb-page-desc{color:var(--nb-mut);font-size:15px;margin-bottom:20px}
.nb-page-acts{display:flex;flex-wrap:wrap;gap:12px}

/* ---------- List page ---------- */
.nb-list-wrap{display:grid;grid-template-columns:1fr 322px;gap:34px;align-items:start}
.nb-row{background:#fff;border:1.5px solid var(--nb-line);border-radius:var(--nb-radius);overflow:hidden;margin-bottom:17px;transition:transform .28s ease,box-shadow .28s ease,border-color .28s ease}
.nb-row:hover{transform:translateY(-3px);box-shadow:var(--nb-shadow);border-color:var(--nb-cyan)}
.nb-row-link{display:flex}
.nb-row-media{flex:0 0 246px}
.nb-row-media img{width:100%;height:100%;object-fit:cover}
.nb-row-body{display:flex;flex-direction:column;gap:8px;padding:19px 23px}
.nb-row-meta{display:flex;align-items:center;gap:13px;font-size:12.5px;color:var(--nb-mut)}
.nb-row-meta i{font-style:normal;font-family:var(--nb-font-d);font-weight:700;font-size:11px;letter-spacing:.08em;text-transform:uppercase;color:var(--nb-coral)}
.nb-row-title{font-family:var(--nb-font-d);font-weight:700;font-size:18.5px;line-height:1.4;transition:color .25s ease}
.nb-row:hover .nb-row-title{color:var(--nb-cyan)}
.nb-row-desc{font-size:13.5px;color:var(--nb-mut);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.nb-pagi{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.nb-pagi button{min-width:42px;height:42px;padding:0 14px;border:1.5px solid var(--nb-line);border-radius:999px;background:#fff;font-family:var(--nb-font-d);font-weight:700;font-size:14px;color:var(--nb-ink);cursor:pointer;transition:all .22s ease}
.nb-pagi button:hover:not(:disabled){border-color:var(--nb-cyan);color:var(--nb-cyan)}
.nb-pagi button.is-cur{background:var(--nb-cyan);border-color:var(--nb-cyan);color:#fff}
.nb-pagi button:disabled{opacity:.38;cursor:not-allowed}

/* ---------- Sidebar ---------- */
.nb-side{position:sticky;top:96px}
.nb-side-box{background:#fff;border:1.5px solid var(--nb-line);border-radius:var(--nb-radius);padding:21px;margin-bottom:20px}
.nb-side-h{font-family:var(--nb-font-d);font-weight:800;font-size:16px;margin-bottom:14px;padding-left:12px;border-left:4px solid var(--nb-coral)}
.nb-side-hot li a{display:flex;gap:11px;padding:9px 0;border-bottom:1px dashed var(--nb-line)}
.nb-side-hot li:last-child a{border-bottom:none}
.nb-side-hot img{width:74px;height:56px;object-fit:cover;border-radius:9px;flex:none}
.nb-side-hot-body{display:flex;flex-direction:column;gap:4px;min-width:0}
.nb-side-hot-body strong{font-size:13px;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;transition:color .2s ease}
.nb-side-hot li a:hover strong{color:var(--nb-cyan)}
.nb-side-hot-body time{font-size:11.5px;color:var(--nb-mut)}
.nb-side-more{display:inline-flex;align-items:center;gap:6px;margin-top:12px;font-weight:600;font-size:13.5px;color:var(--nb-cyan)}
.nb-side-list li a{display:flex;gap:11px;align-items:baseline;padding:8px 0;font-size:13.5px;border-bottom:1px dashed var(--nb-line);transition:color .2s ease}
.nb-side-list li:last-child a{border-bottom:none}
.nb-side-list li a:hover{color:var(--nb-cyan)}
.nb-side-num{flex:none;font-family:var(--nb-font-d);font-weight:800;font-size:12px;color:#fff;background:var(--nb-coral);border-radius:7px;padding:2px 8px}
.nb-side-note{background:var(--nb-ice);border-color:var(--nb-line)}
.nb-side-note p{font-size:13.5px;color:var(--nb-mut);margin-bottom:14px}

/* ---------- Article ---------- */
.nb-article-wrap{display:grid;grid-template-columns:1fr 322px;gap:34px;align-items:start}
.nb-article-h1{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(25px,2.9vw,32px);line-height:1.3;margin-bottom:16px}
.nb-article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:15px;font-size:13px;color:var(--nb-mut);margin-bottom:22px}
.nb-meta-item b{color:var(--nb-ink)}
.nb-article-figure{border-radius:18px;overflow:hidden;margin-bottom:26px}
.nb-article-figure img{width:100%;object-fit:cover}
.nb-article-body{font-size:15.5px;color:#27434a}
.nb-article-body p{margin-bottom:17px;line-height:1.78}
.nb-article-body h2{font-family:var(--nb-font-d);font-weight:800;font-size:21.5px;color:var(--nb-ink);margin:30px 0 13px;padding-left:13px;border-left:4px solid var(--nb-coral)}
.nb-article-body h3{font-family:var(--nb-font-d);font-weight:700;font-size:17.5px;color:var(--nb-ink);margin:24px 0 10px}
.nb-article-body ul,.nb-article-body ol{padding-left:22px;margin-bottom:17px}
.nb-article-body li{margin-bottom:8px;line-height:1.7}
.nb-article-body a{color:var(--nb-cyan);text-decoration:underline}
.nb-article-body strong{color:var(--nb-ink)}
.nb-article-body blockquote{border-left:4px solid var(--nb-coral);background:var(--nb-ice);border-radius:0 12px 12px 0;padding:15px 20px;margin-bottom:17px;color:var(--nb-mut)}
.nb-article-body img{border-radius:12px}
.nb-article-tags{display:flex;flex-wrap:wrap;align-items:center;gap:10px;margin-top:26px;padding-top:20px;border-top:1.5px dashed var(--nb-line)}
.nb-tag-label{font-size:12.5px;color:var(--nb-mut)}
.nb-tag{border:1.5px solid var(--nb-line);border-radius:999px;padding:6px 15px;font-size:12.5px;font-weight:600;color:var(--nb-ink);transition:all .22s ease}
.nb-tag:hover{border-color:var(--nb-cyan);color:var(--nb-cyan)}
.nb-switcher{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:32px 0}
.nb-switcher-cell{background:#fff;border:1.5px solid var(--nb-line);border-radius:14px;padding:17px 20px}
.nb-switcher-next{text-align:right}
.nb-switcher-label{display:block;font-family:var(--nb-font-d);font-weight:700;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--nb-coral);margin-bottom:7px}
.nb-switcher-link{font-weight:600;font-size:14px;line-height:1.45;transition:color .2s ease}
.nb-switcher-link:hover{color:var(--nb-cyan)}
.nb-switcher-empty{font-size:13px;color:var(--nb-mut)}
.nb-related{margin-top:8px}

/* ---------- Flink / footer ---------- */
.nb-flink{background:var(--nb-ice);padding:38px 0;border-top:1.5px solid var(--nb-line)}
.nb-flink-head{text-align:center;margin-bottom:22px}
.nb-flink-title{font-family:var(--nb-font-d);font-weight:800;font-size:19px;margin-bottom:6px}
.nb-flink-note{font-size:13px;color:var(--nb-mut)}
.nb-flink-row{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}
.nb-flink-chip{display:flex;align-items:center;gap:11px;background:#fff;border:1.5px solid var(--nb-line);border-radius:999px;padding:7px 20px 7px 8px;font-weight:600;font-size:13.5px;transition:all .25s ease}
.nb-flink-chip:hover{border-color:var(--nb-cyan);transform:translateY(-3px);box-shadow:0 10px 22px rgba(8,51,68,.12)}
.nb-flink-logo{width:42px;height:42px;border-radius:50%;object-fit:cover}
.nb-footer{background:var(--nb-deep);color:rgba(255,255,255,.78);padding:56px 0 0}
.nb-foot-top{display:flex;flex-wrap:wrap;align-items:center;gap:26px;padding-bottom:30px;border-bottom:1px solid rgba(255,255,255,.14);margin-bottom:34px}
.nb-fbrand-img{height:50px;width:auto}
.nb-foot-slogan{max-width:560px;font-size:14px;color:rgba(255,255,255,.66)}
.nb-foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1.1fr;gap:38px;padding-bottom:38px}
.nb-foot-h{font-family:var(--nb-font-d);font-weight:800;font-size:15px;color:#fff;margin-bottom:16px;padding-left:12px;border-left:4px solid var(--nb-coral)}
.nb-foot-cats{display:grid;grid-template-columns:1fr 1fr;gap:9px 18px}
.nb-foot-list li{margin-bottom:9px}
.nb-foot-cats li{margin-bottom:0}
.nb-foot-list a{font-size:13.5px;color:rgba(255,255,255,.72);transition:color .2s ease,padding-left .2s ease}
.nb-foot-list a:hover{color:var(--nb-coral);padding-left:5px}
.nb-foot-info li{margin-bottom:14px}
.nb-foot-key{display:block;font-family:var(--nb-font-d);font-weight:700;font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--nb-coral);margin-bottom:3px}
.nb-foot-val{font-size:13.5px;line-height:1.55}
.nb-foot-base{border-top:1px solid rgba(255,255,255,.14);padding:22px 0 26px}
.nb-foot-copy{font-size:12.5px;color:rgba(255,255,255,.5);margin-bottom:10px}
.nb-foot-copy p{margin:0}
.nb-foot-meta{display:flex;flex-wrap:wrap;gap:9px;font-size:12.5px;color:rgba(255,255,255,.55)}
.nb-foot-sitemap{color:var(--nb-coral);font-weight:600}
.nb-foot-sitemap:hover{text-decoration:underline}
.nb-top-btn{position:fixed;right:22px;bottom:22px;z-index:80;width:46px;height:46px;border:none;border-radius:50%;background:var(--nb-cyan);color:#fff;font-size:19px;cursor:pointer;box-shadow:var(--nb-shadow);opacity:0;visibility:hidden;transform:translateY(10px);transition:all .3s ease}
.nb-top-btn.is-show{opacity:1;visibility:visible;transform:translateY(0)}
.nb-top-btn:hover{background:var(--nb-coral)}

/* ---------- 404 ---------- */
.nb-404{padding:96px 24px;text-align:center}
.nb-404-no{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(88px,16vw,150px);line-height:1;color:transparent;-webkit-text-stroke:2px var(--nb-cyan);margin-bottom:14px}
.nb-404-title{font-family:var(--nb-font-d);font-weight:800;font-size:clamp(22px,3vw,30px);margin-bottom:12px}
.nb-404-desc{max-width:480px;margin:0 auto 28px;color:var(--nb-mut);font-size:15px}
.nb-404-acts{display:flex;flex-wrap:wrap;justify-content:center;gap:14px}

/* ---------- Reveal ---------- */
html.nb-js .nb-reveal{opacity:0;transform:translateY(20px)}
html.nb-js .nb-reveal.is-in{opacity:1;transform:translateY(0);transition:opacity .55s ease,transform .55s ease}

/* ---------- Responsive ---------- */
@media (max-width:1120px){
  .nb-catgrid{grid-template-columns:1fr}
  .nb-grid-4{grid-template-columns:repeat(3,1fr)}
  .nb-spot{grid-template-columns:repeat(2,1fr)}
  .nb-hero-in{grid-template-columns:1fr;gap:44px}
  .nb-hero-media{max-width:560px}
  .nb-about-wrap{grid-template-columns:1fr;gap:56px}
  .nb-list-wrap,.nb-article-wrap{grid-template-columns:1fr}
  .nb-side{position:static}
  .nb-foot-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:1023px){
  .nb-nav{display:none}
  .nb-burger{display:flex}
}
@media (max-width:760px){
  .nb-grid-4{grid-template-columns:repeat(2,1fr)}
  .nb-spot{grid-template-columns:1fr}
  .nb-spot-wide a{flex-direction:column}
  .nb-spot-wide-media img{min-height:200px;aspect-ratio:16/9}
  .nb-section{padding:50px 0}
  .nb-hero{padding:46px 0 100px}
  .nb-row-link{flex-direction:column}
  .nb-row-media{flex:none}
  .nb-row-media img{width:100%;aspect-ratio:16/8}
  .nb-switcher{grid-template-columns:1fr}
  .nb-switcher-next{text-align:left}
  .nb-foot-grid{grid-template-columns:1fr}
  .nb-head-split{align-items:flex-start;flex-direction:column}
  .nb-hero-stats{flex-wrap:wrap;gap:16px}
  .nb-hero-stats li+li{margin-left:0}
}
@media (max-width:520px){
  .nb-grid-4{grid-template-columns:1fr}
  .nb-cat{flex-direction:column}
  .nb-cat-media{flex:none}
  .nb-cat-media img{width:100%;aspect-ratio:16/8}
  .nb-shell{padding:0 18px}
}