/* ═══════════════════════════════════════════════════════════════════════
   VXT Brasil — Blog. Folha única, compartilhada pela listagem e por todos
   os artigos. Mesmos tokens do design system da home.
   ═══════════════════════════════════════════════════════════════════════ */
:root{
  --navy:#2A3289; --navy-900:#1A1F5C; --navy-950:#0B0F35; --navy-700:#3A44A8;
  --blue:#0476C7; --blue-400:#3B9BE0; --blue-050:#EAF2FB;
  --cyan:#22C7E8; --violet:#6E5BE8;
  --ink:#14162E; --grey:#5B5F6B; --grey-300:#9AA0AD; --line:#E6E9F0;
  --card:#F7F8FC; --white:#fff;
  --serif:'Lora',Georgia,serif;
  --sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',Arial,sans-serif;
  --wrap:1200px; --r:16px; --r-sm:12px;
  --grad:linear-gradient(135deg,var(--blue) 0%,var(--violet) 100%);
  --grad-soft:linear-gradient(135deg,#EAF2FB 0%,#F0EDFC 100%);
  --sh:0 1px 2px rgba(20,22,46,.04),0 10px 30px rgba(20,22,46,.07);
  --sh-lg:0 4px 8px rgba(20,22,46,.05),0 24px 60px rgba(20,22,46,.14);
  --sh-glow:0 10px 40px rgba(4,118,199,.32);
  --ease:cubic-bezier(.22,1,.36,1);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:96px;-webkit-text-size-adjust:100%}
body{font-family:var(--sans);font-size:17px;line-height:1.62;color:var(--ink);
  background:#fff;overflow-x:hidden;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 24px}
.wm{font-family:Arial,Helvetica,sans-serif;letter-spacing:-.005em}
h1,h2,h3,h4{font-family:var(--serif);font-weight:600;line-height:1.16;
  color:var(--navy-900);letter-spacing:-.01em}
:focus-visible{outline:3px solid var(--cyan);outline-offset:3px;border-radius:6px}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* ── botões ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;
  font-family:var(--sans);font-size:1rem;font-weight:600;line-height:1;padding:16px 28px;
  border-radius:100px;border:1.5px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .3s var(--ease),box-shadow .3s var(--ease),background .25s,border-color .25s}
.btn svg{transition:transform .3s var(--ease)}
.btn:hover svg{transform:translateX(4px)}
.btn-primary{background:var(--grad);color:#fff;background-size:180% 100%;box-shadow:var(--sh-glow)}
.btn-primary:hover{transform:translateY(-2px);background-position:100% 0;box-shadow:0 14px 46px rgba(4,118,199,.44)}
.btn-outline{background:#fff;color:var(--navy);border-color:var(--line)}
.btn-outline:hover{border-color:var(--blue);color:var(--blue);transform:translateY(-2px);box-shadow:var(--sh)}
.btn-glass{background:rgba(255,255,255,.1);color:#fff;border-color:rgba(255,255,255,.28);backdrop-filter:blur(10px)}
.btn-glass:hover{background:rgba(255,255,255,.19);transform:translateY(-2px)}
.btn-sm{padding:12px 22px;font-size:.92rem}

/* ── barra de progresso ── */
#bar{position:fixed;top:0;left:0;height:3px;width:0;z-index:100;background:var(--grad);
  transition:width .1s linear}

/* ── cabeçalho (igual ao da home) ── */
/* só o cabeçalho do site é fixo — o <header> do artigo não pode herdar isto */
body>header{position:sticky;top:0;z-index:80;transition:.3s var(--ease);background:#fff;
  box-shadow:0 1px 0 var(--line)}
.nav{display:flex;align-items:center;gap:26px;height:76px}
.brand{display:flex;align-items:center;gap:11px;flex-shrink:0}
.brand img{width:34px;height:auto;display:block;transition:transform .4s var(--ease)}
.brand:hover img{transform:rotate(-8deg) scale(1.08)}
.brand b{font-family:Arial,Helvetica,sans-serif;font-size:1.18rem;font-weight:700;
  color:var(--navy-900);letter-spacing:-.01em}
.nav nav{margin-left:auto;display:flex;gap:4px}
.nav nav a{color:var(--grey);font-size:.93rem;font-weight:500;padding:9px 14px;
  border-radius:9px;transition:color .25s,background .25s}
.nav nav a:hover,.nav nav a[aria-current]{color:var(--navy);background:var(--blue-050)}
.hdfone{display:inline-flex;align-items:center;gap:9px;padding:9px 17px;border-radius:100px;
  font-size:.9rem;white-space:nowrap;background:rgba(20,140,66,.1);
  border:1px solid rgba(20,140,66,.3);color:#128C42;
  transition:background .25s,transform .3s var(--ease),border-color .25s}
.hdfone b{font-weight:700;font-variant-numeric:tabular-nums}
.hdfone:hover{background:rgba(20,140,66,.17);border-color:rgba(20,140,66,.5);transform:translateY(-1px)}
.burger{display:none;width:44px;height:44px;background:none;border:0;cursor:pointer;
  flex-direction:column;justify-content:center;gap:5px;padding:0 10px}
.burger i{display:block;height:2px;background:var(--navy-900);border-radius:2px;transition:.3s var(--ease)}
.open .burger i:nth-child(1){transform:translateY(7px) rotate(45deg)}
.open .burger i:nth-child(2){opacity:0}
.open .burger i:nth-child(3){transform:translateY(-7px) rotate(-45deg)}

/* ── topo do blog ── */
.bhero{position:relative;overflow:hidden;background:var(--navy-950);color:#D5DCFF;
  padding:74px 0 62px}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;pointer-events:none}
.bb1{width:560px;height:560px;background:#1E4FD8;top:-240px;right:-120px}
.bb2{width:420px;height:420px;background:#6E5BE8;bottom:-220px;left:-120px}
.grid-bg{position:absolute;inset:0;pointer-events:none;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);
  background-size:58px 58px;
  -webkit-mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 25%,transparent 78%);
  mask-image:radial-gradient(ellipse 80% 70% at 50% 20%,#000 25%,transparent 78%)}
.bhero .wrap{position:relative;z-index:2}
.crumb{display:flex;align-items:center;gap:8px;font-size:.82rem;color:#8E99CE;margin-bottom:20px;
  flex-wrap:wrap}
.crumb a:hover{color:#fff}
.crumb svg{opacity:.5}
.bhero h1{font-size:clamp(2.1rem,4.6vw,3.2rem);color:#fff;margin-bottom:16px}
.bhero .lead{font-size:1.1rem;color:#B9C0E4;max-width:62ch}

/* ── busca + filtros ── */
.tools{position:relative;z-index:3;margin-top:34px;display:flex;gap:14px;flex-wrap:wrap;
  align-items:center}
.search{position:relative;flex:1;min-width:260px;max-width:420px}
.search input{width:100%;padding:15px 46px 15px 46px;font-family:var(--sans);font-size:.96rem;
  color:#fff;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.2);
  border-radius:100px;transition:border-color .25s,background .25s}
.search input::placeholder{color:#8E99CE}
.search input:focus{outline:none;border-color:var(--cyan);background:rgba(255,255,255,.13)}
.search .mag{position:absolute;left:17px;top:50%;transform:translateY(-50%);color:#8E99CE;pointer-events:none}
.search .clr{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:32px;height:32px;
  border:0;border-radius:50%;background:rgba(255,255,255,.12);color:#fff;cursor:pointer;
  display:none;place-items:center}
.search .clr.on{display:grid}
.cats{display:flex;gap:8px;flex-wrap:wrap}
.cat{padding:10px 18px;border-radius:100px;font-size:.86rem;font-weight:600;cursor:pointer;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.16);color:#C3C9E8;
  transition:background .25s,color .25s,border-color .25s,transform .3s var(--ease)}
.cat:hover{background:rgba(255,255,255,.14);transform:translateY(-1px)}
.cat[aria-pressed=true]{background:var(--grad);border-color:transparent;color:#fff}

/* ── listagem ── */
.list{padding:62px 0 84px;background:linear-gradient(180deg,#FBFCFE 0%,#F5F7FC 100%)}
.count{font-size:.86rem;color:var(--grey-300);margin-bottom:24px}
.count b{color:var(--navy-900)}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.post{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  display:flex;flex-direction:column;
  transition:transform .4s var(--ease),box-shadow .4s var(--ease),border-color .3s}
.post:hover{transform:translateY(-6px);box-shadow:var(--sh-lg);border-color:#D3DCF0}
.post .ph{aspect-ratio:16/9;overflow:hidden;background:var(--grad-soft);position:relative}
.post .ph img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.post:hover .ph img{transform:scale(1.06)}
.post .bd{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.tag{display:inline-block;font-size:.68rem;font-weight:700;letter-spacing:.1em;
  text-transform:uppercase;color:var(--blue);background:var(--blue-050);
  padding:6px 12px;border-radius:100px;margin-bottom:14px;align-self:flex-start}
.post h2,.post h3{font-size:1.16rem;line-height:1.32;margin-bottom:10px}
.post p{font-size:.92rem;color:var(--grey);margin-bottom:18px;flex:1}
.meta{display:flex;align-items:center;gap:10px;font-size:.79rem;color:var(--grey-300);
  padding-top:16px;border-top:1px solid var(--line)}
.meta .dot{width:3px;height:3px;border-radius:50%;background:currentColor;flex-shrink:0}

/* destaque */
.feat{grid-column:1/-1;display:grid;grid-template-columns:1.15fr 1fr;gap:0;
  background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;
  margin-bottom:8px;transition:transform .4s var(--ease),box-shadow .4s var(--ease)}
.feat:hover{transform:translateY(-5px);box-shadow:var(--sh-lg)}
.feat .ph{aspect-ratio:auto;min-height:330px}
.feat .bd{padding:40px 42px;justify-content:center}
.feat h2{font-size:clamp(1.5rem,2.5vw,2rem);line-height:1.2;margin-bottom:14px}
.feat p{font-size:1rem}
.feat .tag{background:var(--grad);color:#fff}

/* estado vazio */
.empty{grid-column:1/-1;text-align:center;padding:70px 24px;background:#fff;
  border:1px dashed var(--line);border-radius:var(--r)}
.empty svg{color:var(--grey-300);margin-bottom:18px}
.empty h3{font-size:1.24rem;margin-bottom:8px}
.empty p{color:var(--grey);font-size:.95rem;margin-bottom:22px}

/* paginação */
.more{display:flex;justify-content:center;margin-top:42px}

/* ── artigo ── */
.art{padding:56px 0 20px;background:#fff}
.art .wrap{max-width:1120px}
.art-grid{display:grid;grid-template-columns:1fr 260px;gap:56px;align-items:start}
.art-head{position:static;background:none;box-shadow:none;margin-bottom:38px}
.art-head h1{font-size:clamp(2rem,4.2vw,2.85rem);line-height:1.14;margin:14px 0 20px}
.art-head .sub{font-size:1.12rem;color:var(--grey);line-height:1.6;margin-bottom:26px}
.art-meta{display:flex;align-items:center;gap:12px;flex-wrap:wrap;font-size:.87rem;
  color:var(--grey-300);padding-top:22px;border-top:1px solid var(--line)}
.art-meta .who{display:flex;align-items:center;gap:10px}
.art-meta .av{width:38px;height:38px;border-radius:50%;background:var(--grad);color:#fff;
  display:grid;place-items:center;font-size:.8rem;font-weight:700;font-family:Arial,sans-serif}
.art-meta .who b{color:var(--navy-900);font-weight:600;font-size:.89rem;display:block;line-height:1.3}
.art-meta .who span{font-size:.79rem}
.art-cover{border-radius:var(--r);overflow:hidden;margin-bottom:40px;border:1px solid var(--line)}
.art-cover img{width:100%;aspect-ratio:16/9;object-fit:cover}

/* corpo do texto */
.prose{font-size:1.06rem;line-height:1.78;color:#2D3142;max-width:70ch}
.prose>*+*{margin-top:1.15em}
.prose h2{font-size:1.62rem;margin-top:2.1em;margin-bottom:.1em;scroll-margin-top:96px}
.prose h3{font-size:1.24rem;margin-top:1.7em;margin-bottom:.1em;scroll-margin-top:96px}
.prose p{margin-top:1.05em}
/* :not(.btn) e :not(.cat) porque `.prose a` (0,1,1) vence `.btn-primary` (0,1,0):
   sem isso o texto do botao fica azul sobre o gradiente azul do proprio botao. */
.prose a:not(.btn):not(.cat){color:var(--blue);text-decoration:underline;text-underline-offset:3px;
  text-decoration-thickness:1px;text-decoration-color:rgba(4,118,199,.4)}
.prose a:not(.btn):not(.cat):hover{text-decoration-color:var(--blue)}
.prose ul,.prose ol{padding-left:1.35em}
.prose li{margin-top:.5em}
.prose li::marker{color:var(--blue)}
.prose strong{color:var(--navy-900);font-weight:600}
.prose blockquote{border-left:3px solid var(--blue);background:var(--blue-050);
  padding:20px 26px;border-radius:0 var(--r-sm) var(--r-sm) 0;font-size:1.02rem;
  color:var(--navy-900);font-family:var(--serif);font-style:italic}
.prose blockquote p{margin:0}
.prose img{border-radius:var(--r-sm);border:1px solid var(--line);margin:1.6em 0}
.prose figure{margin:1.6em 0}
.prose figcaption{font-size:.84rem;color:var(--grey-300);text-align:center;margin-top:10px}
.prose code{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.88em;
  background:var(--card);border:1px solid var(--line);border-radius:6px;padding:2px 6px}
.prose pre{background:var(--navy-950);color:#D5DCFF;padding:20px 22px;border-radius:var(--r-sm);
  overflow-x:auto;font-size:.88rem;line-height:1.6}
.prose pre code{background:none;border:0;padding:0;color:inherit}
.prose hr{border:0;border-top:1px solid var(--line);margin:2.2em 0}
.tw{overflow-x:auto;-webkit-overflow-scrolling:touch;margin:1.6em 0;
  border-radius:var(--r-sm);border:1px solid var(--line)}
.prose table{width:100%;border-collapse:collapse;font-size:.93rem;min-width:460px}
.prose th{background:var(--navy);color:#fff;text-align:left;padding:12px 14px;font-weight:600}
.prose td{padding:12px 14px;border-bottom:1px solid var(--line)}
.prose tr:last-child td{border-bottom:0}
.prose tr:nth-child(even) td{background:#FAFBFD}

/* barra lateral */
.aside{position:sticky;top:96px}
.toc{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px 24px}
.toc h4{font-size:.72rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--grey-300);font-family:var(--sans);margin-bottom:14px}
.toc ol{list-style:none;padding:0;counter-reset:t}
.toc li{margin-bottom:2px}
.toc a{display:block;font-size:.87rem;line-height:1.45;color:var(--grey);padding:7px 10px;
  border-radius:8px;border-left:2px solid transparent;transition:color .25s,background .25s,border-color .25s}
.toc a:hover{color:var(--navy);background:#fff}
.toc a.on{color:var(--blue);background:#fff;border-left-color:var(--blue);font-weight:600}
.toc .lvl3{padding-left:22px;font-size:.83rem}
.share{margin-top:22px}
.share h4{font-size:.72rem;font-weight:700;letter-spacing:.13em;text-transform:uppercase;
  color:var(--grey-300);font-family:var(--sans);margin-bottom:12px}
.share div{display:flex;gap:8px;flex-wrap:wrap}
.share a,.share button{width:42px;height:42px;border-radius:11px;display:grid;place-items:center;
  background:#fff;border:1px solid var(--line);color:var(--navy);cursor:pointer;
  transition:transform .3s var(--ease),background .25s,border-color .25s,color .25s}
.share a:hover,.share button:hover{transform:translateY(-3px);background:var(--grad);
  border-color:transparent;color:#fff}
.copied{font-size:.78rem;color:#128C42;margin-top:8px;display:none}
.copied.on{display:block}

/* CTA no fim do artigo */
.artcta{margin:56px 0 0;padding:38px 40px;border-radius:var(--r);position:relative;
  overflow:hidden;background:var(--navy-950);color:#B9C0E4;max-width:70ch}
.artcta h3{color:#fff;font-size:1.44rem;margin-bottom:10px;position:relative;z-index:2}
.artcta p{font-size:.98rem;margin-bottom:24px;position:relative;z-index:2}
.artcta .btns{display:flex;gap:12px;flex-wrap:wrap;position:relative;z-index:2}
.artcta .blob{filter:blur(70px);opacity:.45}

/* relacionados */
.rel{padding:70px 0 90px;background:linear-gradient(180deg,#FBFCFE 0%,#F5F7FC 100%)}
.rel h2{font-size:1.7rem;margin-bottom:8px}
.rel .lead{color:var(--grey);font-size:.96rem;margin-bottom:34px}

/* ── rodapé ── */
footer{background:#080B26;color:#9AA3D4;padding:64px 0 34px;font-size:.9rem}
.f-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1.2fr;gap:44px;padding-bottom:8px}
.f-logo{display:inline-flex;align-items:center;gap:12px;margin-bottom:16px}
.f-logo img{width:42px}
.f-logo b{font-family:Arial,Helvetica,sans-serif;font-size:1.18rem;font-weight:700;color:#fff;
  letter-spacing:-.01em}
.f-brand p{margin:0;max-width:36ch;font-size:.88rem;line-height:1.68}
footer h4{font-family:var(--sans);font-size:.75rem;font-weight:700;letter-spacing:.13em;
  text-transform:uppercase;color:#fff;margin-bottom:18px}
footer ul{list-style:none}
footer li{margin-bottom:11px}
footer a:hover{color:#fff}
.jb{color:#B9C0E4;font-weight:600;text-decoration:underline;text-underline-offset:3px;
  text-decoration-color:rgba(159,211,245,.5)}
.jb:hover{color:#fff;text-decoration-color:#fff}
.f-social{display:flex;align-items:center;gap:12px;flex-wrap:wrap;padding-top:30px;
  margin-top:14px;border-top:1px solid rgba(255,255,255,.09)}
.f-social>span{font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;
  color:#8E99CE;margin-right:6px}
.f-social a{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;
  background:rgba(255,255,255,.07);border:1px solid rgba(255,255,255,.15);color:#fff;
  transition:transform .3s var(--ease),background .25s,border-color .25s}
.f-social a:hover{transform:translateY(-3px);background:var(--grad);border-color:transparent}
.f-bottom{display:flex;flex-wrap:wrap;gap:12px 26px;justify-content:space-between;
  padding-top:24px;margin-top:8px;font-size:.81rem;color:#6B739E}

/* ── revelação ── */
.js .rv{opacity:0;transform:translateY(22px);
  transition:opacity .7s var(--ease),transform .7s var(--ease)}
.rv.in{opacity:1;transform:none}

/* ── responsivo ── */
@media (max-width:1080px){
  .grid{grid-template-columns:repeat(2,1fr)}
  .art-grid{grid-template-columns:1fr}
  .aside{position:static;display:grid;grid-template-columns:1fr auto;gap:24px;align-items:start}
  .share{margin-top:0}
}
@media (max-width:900px){
  .nav nav{display:none}
  .burger{display:flex}
  .open nav{display:flex!important;position:absolute;top:76px;left:12px;right:12px;
    background:#fff;flex-direction:column;padding:14px;gap:2px;border-radius:var(--r);
    box-shadow:var(--sh-lg);border:1px solid var(--line)}
  .open nav a{padding:13px 16px}
  .nav{gap:12px}
  .nav>.btn{display:none}
  .hdfone{order:1;margin-left:auto;padding:8px 13px;font-size:.83rem;gap:7px}
  .burger{order:2;margin-left:0}
  .feat{grid-template-columns:1fr}
  .feat .ph{min-height:0;aspect-ratio:16/9}
  .feat .bd{padding:30px 26px}
  .f-grid{grid-template-columns:1fr 1fr;gap:32px}
  .bhero{padding:54px 0 48px}
}
@media (max-width:680px){
  body{font-size:16px}
  .grid{grid-template-columns:1fr}
  .aside{grid-template-columns:1fr}
  .list,.rel{padding:44px 0 62px}
  .art{padding:36px 0 12px}
  .artcta{padding:28px 24px}
  .f-grid{grid-template-columns:1fr}
  .f-social>span{flex-basis:100%;margin-bottom:2px}
  .tools{gap:12px}
  .search{max-width:100%}
  .cat{padding:9px 15px;font-size:.82rem}
  .prose{font-size:1.02rem}
  .prose pre{font-size:.8rem}
}
@media (max-width:430px){
  .brand b{font-size:.98rem}
  .hdfone{padding:7px 9px;font-size:.74rem;gap:5px}
  .nav{gap:8px}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation:none!important;transition-duration:.01ms!important;
    scroll-behavior:auto!important}
  .js .rv{opacity:1;transform:none}
}