/* DOM360 AI — Blog · design system compartilhado */
:root{
  /* paleta oficial DOM360 — dom360.com.br */
  --bg:#05070f;--bg-2:#0a0e27;
  --panel:rgba(255,255,255,.028);--panel-2:rgba(255,255,255,.05);
  --glass:rgba(10,14,39,.6);
  --line:rgba(80,170,255,.12);--line-2:rgba(80,170,255,.24);
  --text:#f8fafc;--muted:#94a3b8;--dim:#64748b;
  --cyan:#00f0ff;--electric:#00d4ff;--blue:#0066cc;--ok:#22c55e;
  --grad:linear-gradient(100deg,#00f0ff,#00d4ff 48%,#0066cc);
  --wa:#25d366;--mono:'JetBrains Mono',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;overflow-x:clip}
body{font-family:'Inter',system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.7;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body::before{content:"";position:fixed;inset:0;z-index:1;pointer-events:none;opacity:.5;mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 .04 0'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)'/%3E%3C/svg%3E")}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;line-height:1.12;letter-spacing:-.03em;font-weight:700}
a{color:inherit;text-decoration:none}
.wrap{max-width:1240px;margin:0 auto;padding:0 28px;position:relative;z-index:2}
.wrap-narrow{max-width:860px;margin:0 auto;padding:0 28px;position:relative;z-index:2}
.grad{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.mono{font-family:var(--mono)}
.kicker{font-family:var(--mono);font-size:12px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);display:inline-flex;align-items:center;gap:10px}
.kicker::before{content:"//";color:var(--blue)}
#prog{position:fixed;top:0;left:0;height:2px;background:var(--grad);z-index:100;width:0;box-shadow:0 0 12px rgba(0,240,255,.8)}

/* NAV */
nav.top{position:fixed;top:16px;left:50%;transform:translateX(-50%);z-index:90;width:min(1180px,calc(100% - 32px));
  display:flex;align-items:center;justify-content:space-between;padding:10px 12px 10px 20px;
  background:var(--glass);backdrop-filter:blur(22px);-webkit-backdrop-filter:blur(22px);
  border:1px solid var(--line-2);border-radius:18px;box-shadow:0 12px 40px rgba(0,0,0,.5),inset 0 1px 0 rgba(255,255,255,.06)}
.brand{display:flex;align-items:center;gap:12px;font-family:'Space Grotesk';font-weight:700;font-size:19px;letter-spacing:-.02em}
.hex{width:36px;height:36px;position:relative;display:grid;place-items:center}
.hex svg{position:absolute;inset:0;width:100%;height:100%}
.hex b{font-family:var(--mono);font-size:12px;color:var(--cyan);z-index:1}
.brand .ai{font-family:var(--mono);font-size:10px;color:#05070f;background:var(--grad);padding:3px 7px;border-radius:6px;font-weight:700;letter-spacing:.12em}
.brand img.logo-img{height:44px;width:auto;display:block}
footer .brand img.logo-img{height:52px}
.nl{display:flex;align-items:center;gap:4px}
.nl a{font-size:13.5px;color:var(--muted);font-weight:500;padding:9px 14px;border-radius:10px;transition:.2s}
.nl a:hover{color:var(--text);background:var(--panel-2)}
.nl a.active{color:var(--cyan)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;font-weight:600;font-size:14px;
  padding:12px 22px;border-radius:12px;cursor:pointer;transition:.25s;border:1px solid transparent;white-space:nowrap}
.btn-neon{background:var(--grad);color:#05070f;font-weight:700;box-shadow:0 0 24px rgba(0,212,255,.45)}
.btn-neon:hover{transform:translateY(-2px);box-shadow:0 0 40px rgba(0,240,255,.55)}
.btn-line{border-color:var(--line-2);color:var(--text);background:rgba(255,255,255,.02)}
.btn-line:hover{border-color:var(--cyan);color:var(--cyan);box-shadow:0 0 20px rgba(0,240,255,.2)}
.btn-wa{background:var(--wa);color:#03210f;font-weight:700}
.btn-wa:hover{transform:translateY(-2px);box-shadow:0 0 30px rgba(37,211,102,.5)}
.menu-btn{display:none;background:none;border:1px solid var(--line-2);border-radius:10px;color:var(--text);width:42px;height:40px;font-size:18px;cursor:pointer}

/* BLOG INDEX */
.bhero,.blog-hero{padding:170px 0 60px;position:relative;overflow:hidden}
.bhero::after,.blog-hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 55% 45% at 50% -10%,rgba(0,212,255,.16),transparent),
             radial-gradient(ellipse 35% 30% at 90% 10%,rgba(0,240,255,.10),transparent)}
.bhero h1,.blog-hero h1{font-size:clamp(34px,5.4vw,64px);margin-top:18px;position:relative;z-index:2}
.bhero p,.blog-hero p{color:var(--muted);font-size:17px;max-width:640px;margin-top:20px;position:relative;z-index:2}
.cats{display:flex;gap:9px;flex-wrap:wrap;margin:40px 0 8px;position:relative;z-index:2}
.cat{font-family:var(--mono);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--muted);
  border:1px solid var(--line-2);border-radius:999px;padding:8px 16px;cursor:pointer;transition:.2s;background:var(--panel)}
.cat:hover,.cat.on{color:var(--cyan);border-color:var(--cyan);box-shadow:0 0 16px rgba(0,240,255,.18)}
.pgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;padding:36px 0 100px}
.pcard{position:relative;border-radius:22px;padding:1px;background:var(--line);transition:.35s;overflow:hidden;display:block}
.pcard:hover{background:linear-gradient(140deg,rgba(0,240,255,.6),rgba(0,212,255,.3),rgba(0,102,204,.6));transform:translateY(-6px)}
.pcard-in{background:linear-gradient(180deg,#0c1226,#070b1a);border-radius:21px;padding:28px 26px;height:100%;display:flex;flex-direction:column}
.pcard.featured{grid-column:span 3}
.pcard.featured .pcard-in{padding:44px 40px}
.pcard.featured h2{font-size:clamp(24px,3.2vw,38px);max-width:760px}
.pmeta{display:flex;align-items:center;gap:12px;font-family:var(--mono);font-size:10.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim);margin-bottom:18px}
.pmeta .pc{color:var(--cyan)}
.pcard h2,.pcard h3{font-size:20px;margin-bottom:12px;line-height:1.25}
.pcard p{font-size:14px;color:var(--muted);margin-bottom:22px}
.pcard .more{margin-top:auto;font-family:var(--mono);font-size:12px;color:var(--cyan)}
.pcard .more::after{content:" →";transition:.2s}
.pcard:hover .more::after{content:" →→"}

/* ARTICLE */
.art-hero{padding:160px 0 30px;position:relative}
.art-hero::after{content:"";position:absolute;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(ellipse 55% 50% at 50% -20%,rgba(0,212,255,.15),transparent)}
.crumbs{font-family:var(--mono);font-size:11.5px;color:var(--dim);margin-bottom:26px;position:relative;z-index:2}
.crumbs a{color:var(--muted);transition:.2s}
.crumbs a:hover{color:var(--cyan)}
.crumbs span{color:var(--electric);margin:0 8px}
.art-hero h1{font-size:clamp(30px,4.6vw,52px);position:relative;z-index:2}
.art-meta{display:flex;align-items:center;gap:16px;flex-wrap:wrap;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:var(--dim);margin-top:24px;position:relative;z-index:2}
.art-meta .pc{color:var(--cyan);text-transform:uppercase;letter-spacing:.14em}
.art-meta .dot-sep{color:var(--electric)}
article.post{padding:34px 0 60px}
.tldr{border-radius:18px;padding:1px;background:linear-gradient(140deg,rgba(0,240,255,.55),rgba(0,212,255,.3),rgba(0,102,204,.5));margin-bottom:44px}
.tldr-in{background:linear-gradient(180deg,#0c1226,#070b1a);border-radius:17px;padding:26px 28px}
.tldr-in .tag{font-family:var(--mono);font-size:10.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);display:block;margin-bottom:12px}
.tldr-in p{font-size:16.5px;color:var(--text);font-weight:500;line-height:1.6}
.post h2{font-size:clamp(22px,2.8vw,30px);margin:52px 0 18px}
.post h3{font-size:19px;margin:34px 0 12px}
.post p{color:#c3cbe4;font-size:16px;margin-bottom:18px}
.post p b,.post li b{color:var(--text)}
.post ul,.post ol{margin:0 0 22px 0;padding-left:4px;display:flex;flex-direction:column;gap:10px;list-style:none}
.post ul li,.post ol li{color:#c3cbe4;font-size:15.5px;display:flex;gap:12px}
.post ul li::before{content:"▸";color:var(--cyan);flex:none}
.post ol{counter-reset:o}
.post ol li{counter-increment:o}
.post ol li::before{content:counter(o,decimal-leading-zero);font-family:var(--mono);font-size:12px;color:var(--blue);flex:none;padding-top:3px}
.post .hl{border-left:2px solid var(--cyan);padding:16px 22px;background:var(--panel);border-radius:0 14px 14px 0;
  font-family:'Space Grotesk';font-size:17.5px;font-weight:600;line-height:1.45;margin:30px 0}
.post .hl em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.post table{width:100%;border-collapse:collapse;margin:26px 0;font-size:14.5px}
.post th{font-family:var(--mono);font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--cyan);text-align:left;padding:12px 14px;border-bottom:1px solid var(--line-2)}
.post td{padding:12px 14px;border-bottom:1px solid var(--line);color:#c3cbe4}
.faq{margin-top:56px}
.faq h2{margin-bottom:24px}
.faq details{border:1px solid var(--line);border-radius:14px;background:var(--panel);margin-bottom:12px;overflow:hidden;transition:.2s}
.faq details[open]{border-color:var(--line-2)}
.faq summary{cursor:pointer;padding:18px 22px;font-family:'Space Grotesk';font-weight:600;font-size:15.5px;list-style:none;display:flex;justify-content:space-between;gap:14px;align-items:center}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-family:var(--mono);color:var(--cyan);font-size:18px;flex:none}
.faq details[open] summary::after{content:"–"}
.faq details p{padding:0 22px 20px;color:var(--muted);font-size:14.5px}
.related{padding:30px 0 60px;border-top:1px solid var(--line)}
.related h2{font-size:24px;margin-bottom:26px}
.rgrid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.art-cta{border-radius:22px;padding:1px;background:linear-gradient(140deg,rgba(0,240,255,.6),rgba(0,212,255,.35),rgba(0,102,204,.6));margin:60px 0}
.art-cta-in{border-radius:21px;background:radial-gradient(ellipse 80% 120% at 50% 130%,rgba(0,212,255,.25),#070b1a 60%);padding:48px 36px;text-align:center}
.art-cta-in h2{font-size:clamp(22px,3vw,32px);margin:0 0 12px}
.art-cta-in p{color:var(--muted);font-size:15.5px;max-width:520px;margin:0 auto 26px}
.art-cta-in .row{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}

/* FOOTER */
footer{border-top:1px solid var(--line);padding:56px 0 36px;background:var(--bg-2);position:relative;z-index:2}
.foot{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:40px}
.foot p{color:var(--muted);font-size:13.8px;max-width:330px;margin-top:16px}
.foot h5{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim);margin-bottom:18px;font-weight:600}
.foot a.fl{display:block;color:var(--muted);font-size:14px;margin-bottom:11px;transition:.2s}
.foot a.fl:hover{color:var(--cyan);transform:translateX(4px)}
.foot-bot{border-top:1px solid var(--line);margin-top:44px;padding-top:26px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-family:var(--mono);font-size:11.5px;color:var(--dim)}
.wa-float{position:fixed;bottom:26px;right:26px;z-index:80;width:58px;height:58px;border-radius:50%;background:var(--wa);
  display:grid;place-items:center;box-shadow:0 0 34px rgba(37,211,102,.55);transition:.25s}
.wa-float:hover{transform:scale(1.1)}
.wa-float svg{width:29px;height:29px;fill:#03210f}
.rv{opacity:0;transform:translateY(30px);transition:.8s cubic-bezier(.16,.8,.24,1)}
.rv.on{opacity:1;transform:none}

@media(max-width:980px){
  .pgrid,.rgrid{grid-template-columns:1fr 1fr}
  .pcard.featured{grid-column:span 2}
  .foot{grid-template-columns:1fr 1fr}
  .nl{display:none}
  .menu-btn{display:block}
  .nl.open{display:flex;position:fixed;top:84px;left:16px;right:16px;flex-direction:column;gap:2px;
    background:rgba(8,11,22,.92);backdrop-filter:blur(24px);border:1px solid var(--line-2);border-radius:18px;padding:14px;z-index:89;
    box-shadow:0 24px 60px rgba(0,0,0,.6)}
  .nl.open a{width:100%;padding:13px 16px}
  .nl.open .btn{margin-top:8px;width:100%}
}
@media(max-width:640px){
  .wrap,.wrap-narrow{padding:0 18px}
  .bhero,.blog-hero{padding:130px 0 40px}
  .art-hero{padding:126px 0 20px}
  .pgrid,.rgrid{grid-template-columns:1fr;padding-top:24px}
  .pcard.featured{grid-column:span 1}
  .pcard.featured .pcard-in{padding:28px 24px}
  .post p{font-size:15px}
  .tldr-in{padding:20px 20px}
  .tldr-in p{font-size:15px}
  .art-cta-in{padding:36px 20px}
  .art-cta-in .row .btn{flex:1 1 100%}
  .foot{grid-template-columns:1fr}
  .foot-bot{flex-direction:column;gap:6px;font-size:10.5px}
  .wa-float{width:52px;height:52px;bottom:18px;right:18px}
  .wa-float svg{width:26px;height:26px}
  .brand{font-size:17px}.hex{width:32px;height:32px}
}
@media (prefers-reduced-motion:reduce){*,.rv{animation:none!important;transition:none!important}.rv{opacity:1;transform:none}}

/* ==========================================================================
   Blog 2026 — leitura, GEO e retenção
   ========================================================================== */

/* ---------- ferramentas do índice (busca + contagem) ---------- */
.blog-tools{display:flex;align-items:center;gap:18px;flex-wrap:wrap;margin-top:34px;position:relative;z-index:2}
.searchbox{display:flex;align-items:center;gap:11px;flex:1 1 340px;max-width:460px;
  border:1px solid var(--line-2);border-radius:14px;padding:12px 16px;background:var(--panel);backdrop-filter:blur(8px);transition:.2s}
.searchbox:focus-within{border-color:var(--cyan);box-shadow:0 0 0 3px rgba(0,240,255,.1)}
.searchbox svg{width:18px;height:18px;color:var(--dim);flex:none}
.searchbox input{flex:1;background:none;border:0;outline:none;color:var(--text);font-family:inherit;font-size:15px}
.searchbox input::placeholder{color:var(--dim)}
.searchbox kbd{font-family:var(--mono);font-size:10.5px;color:var(--dim);border:1px solid var(--line-2);
  border-radius:6px;padding:2px 7px;flex:none}
.count{font-family:var(--mono);font-size:11.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--dim)}
.cat i{font-style:normal;opacity:.6;margin-left:5px}
.empty{text-align:center;color:var(--muted);font-size:15px;padding:60px 20px 100px}
.link-btn{background:none;border:0;color:var(--cyan);font-family:inherit;font-size:inherit;cursor:pointer;text-decoration:underline}

/* ---------- capa nos cartões ---------- */
.pthumb{position:relative;overflow:hidden;border-radius:21px 21px 0 0;background:var(--bg-2);line-height:0}
.pthumb img{width:100%;height:auto;display:block;transition:transform .5s cubic-bezier(.16,.8,.24,1)}
.pcard:hover .pthumb img{transform:scale(1.045)}
.pcard-in{border-radius:0 0 21px 21px}
.pcard.featured{display:grid;grid-template-columns:1.05fr .95fr;align-items:stretch}
.pcard.featured .pthumb{border-radius:21px 0 0 21px;height:100%}
.pcard.featured .pthumb img{height:100%;object-fit:cover;object-position:88% center}
.pcard.featured .pcard-in{border-radius:0 21px 21px 0}
.pex{font-size:14px;color:var(--muted);margin-bottom:22px}
.pmeta span+span::before{content:"·";margin:0 8px;color:var(--line-2)}

/* ---------- layout do artigo com índice lateral ---------- */
.art-shell{position:relative}
.art-grid{display:grid;grid-template-columns:238px minmax(0,1fr);gap:56px;align-items:start;max-width:1160px;margin:0 auto}
.art-grid>*{min-width:0}
.art-grid .post{max-width:760px}
.toc{position:sticky;top:104px;align-self:start}
.toc-in{border-left:1px solid var(--line-2);padding-left:20px}
.toc-t{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan);display:block;margin-bottom:16px}
.toc ol{list-style:none;display:flex;flex-direction:column;gap:2px}
.toc a{display:block;font-size:13px;line-height:1.45;color:var(--dim);border-left:2px solid transparent;
  margin-left:-22px;padding:7px 10px 7px 20px;transition:.2s}
.toc a:hover{color:var(--text)}
.toc a.on{color:var(--cyan);border-left-color:var(--cyan)}

/* ---------- resposta direta (bloco citável) ---------- */
.answer-box{border:1px solid rgba(0,240,255,.35);border-left:3px solid var(--cyan);border-radius:0 16px 16px 0;
  padding:24px 28px;margin-bottom:26px;background:linear-gradient(100deg,rgba(0,240,255,.07),rgba(0,102,204,.05))}
.answer-box .tag{font-family:var(--mono);font-size:10px;letter-spacing:.22em;text-transform:uppercase;color:var(--cyan);display:block;margin-bottom:11px}
.answer-box p{font-family:'Space Grotesk',sans-serif;font-size:19px;font-weight:600;line-height:1.45;letter-spacing:-.02em;color:var(--text)}

/* ---------- pontos-chave ---------- */
.takeaways{border:1px solid var(--line-2);border-radius:18px;padding:28px 30px;margin:0 0 48px;
  background:linear-gradient(160deg,rgba(0,212,255,.05),rgba(255,255,255,.012))}
.takeaways h2{font-size:19px!important;margin:0 0 18px!important;display:flex;align-items:center;gap:10px}
.takeaways h2 .ico{color:var(--cyan);font-size:13px}
.post .takeaways ul{list-style:none;display:flex;flex-direction:column;gap:12px;padding-left:0;margin:0}
.post .takeaways ul li{display:block;position:relative;padding-left:24px;font-size:14.8px;color:#c8d3e8;line-height:1.6}
.post .takeaways ul li::before{content:"";position:absolute;left:0;top:.55em;width:8px;height:8px;border-radius:2px;
  background:var(--cyan);transform:rotate(45deg);padding:0}

/* ---------- âncora nos títulos ---------- */
.post h2{position:relative;scroll-margin-top:104px}
.anchor{font-family:var(--mono);font-size:.62em;color:var(--line-2);margin-left:10px;opacity:0;transition:.2s;vertical-align:middle}
.post h2:hover .anchor{opacity:1;color:var(--cyan)}
.anchor.copied::after{content:" copiado";font-size:.8em;color:var(--ok)}

/* ---------- tabela de dados ---------- */
.tbl-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch;max-width:100%;border:1px solid var(--line-2);border-radius:16px;margin:26px 0 40px;background:var(--panel)}
.post .tbl{width:100%;border-collapse:collapse;font-size:14px;min-width:520px;margin:0}
.post .tbl th{text-align:left;font-family:var(--mono);font-size:10.5px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--cyan);padding:15px 18px;background:rgba(0,240,255,.05);border-bottom:1px solid var(--line-2);white-space:nowrap}
.post .tbl td{padding:14px 18px;border-bottom:1px solid var(--line);color:#c8d3e8;vertical-align:top}
.post .tbl tbody tr:last-child td{border-bottom:0}
.post .tbl tbody tr:hover td{background:rgba(255,255,255,.02)}
.post .tbl td:first-child{color:var(--text);font-weight:600}

/* ---------- fontes ---------- */
.sources{margin-top:56px;border-top:1px solid var(--line-2);padding-top:34px}
.sources h2{font-size:20px!important;margin-bottom:10px!important}
.src-note{font-size:13.5px;color:var(--dim);margin-bottom:20px}
.post .sources ol{list-style:none;counter-reset:s;display:flex;flex-direction:column;gap:11px;padding-left:0;margin:0}
.post .sources ol li{display:block;counter-increment:s;position:relative;padding-left:34px;font-size:14px;line-height:1.55}
.post .sources ol li::before{content:counter(s,decimal-leading-zero);position:absolute;left:0;top:1px;width:22px;height:22px;border-radius:6px;padding:0;
  display:grid;place-items:center;font-family:var(--mono);font-size:10.5px;color:var(--cyan);
  background:rgba(0,240,255,.09);border:1px solid rgba(0,240,255,.28)}
.sources a{color:var(--text);text-decoration:underline;text-decoration-color:var(--line-2);text-underline-offset:3px}
.sources a:hover{color:var(--cyan);text-decoration-color:var(--cyan)}
.sources li span{display:block;font-family:var(--mono);font-size:11px;color:var(--dim);margin-top:3px}

/* ---------- trilha de leitura ---------- */
.serie{margin-top:52px;border:1px solid var(--line-2);border-radius:18px;padding:26px 28px;
  background:linear-gradient(140deg,rgba(0,240,255,.05),rgba(0,102,204,.06))}
.serie-h{display:flex;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:18px}
.serie-h .tag{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.serie-h b{font-family:'Space Grotesk',sans-serif;font-size:18px}
.serie-h .pos{font-family:var(--mono);font-size:11px;color:var(--dim);margin-left:auto}
.post .serie-l{list-style:none;display:flex;flex-direction:column;gap:2px;padding-left:0;margin:0;counter-reset:none}
.post .serie-l li{display:flex;gap:13px;align-items:baseline;font-size:14.5px;color:var(--muted);padding:9px 0;border-bottom:1px solid var(--line);counter-increment:none}
.post .serie-l li::before{content:none;display:none}
.post .serie-l li:last-child{border-bottom:0}
.post .serie-l li .n{font-family:var(--mono);font-size:11px;color:var(--dim);flex:none;width:20px}
.serie-l a{color:var(--muted);transition:.2s}
.serie-l a:hover{color:var(--cyan)}
.post .serie-l li[aria-current]{color:var(--text);font-weight:600}
.post .serie-l li[aria-current] .n{color:var(--cyan)}

/* ---------- anterior / próximo ---------- */
.nextprev{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:26px}
.np{border:1px solid var(--line);border-radius:16px;padding:22px 24px;background:var(--panel);transition:.28s;display:flex;flex-direction:column;gap:9px}
.np:hover{border-color:var(--cyan);transform:translateY(-3px);box-shadow:0 20px 46px rgba(0,0,0,.42)}
.np-t{font-family:var(--mono);font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--cyan)}
.np b{font-family:'Space Grotesk',sans-serif;font-size:15.5px;font-weight:600;line-height:1.35;letter-spacing:-.02em}
.np.next{text-align:right}

/* ---------- barra fixa do próximo artigo ---------- */
.nextbar{position:fixed;left:50%;bottom:22px;transform:translate(-50%,140%);z-index:75;
  display:flex;align-items:center;gap:16px;max-width:min(680px,calc(100% - 108px));
  padding:13px 20px;border-radius:16px;border:1px solid var(--line-2);
  background:rgba(10,14,39,.93);backdrop-filter:blur(20px);box-shadow:0 22px 60px rgba(0,0,0,.6);
  transition:transform .45s cubic-bezier(.16,.8,.24,1)}
.nextbar.on{transform:translate(-50%,0)}
.nextbar .nb-l{font-family:var(--mono);font-size:9.5px;letter-spacing:.18em;text-transform:uppercase;color:var(--cyan);flex:none}
.nextbar b{font-family:'Space Grotesk',sans-serif;font-size:14px;font-weight:600;line-height:1.3;
  overflow:hidden;display:-webkit-box;-webkit-line-clamp:1;-webkit-box-orient:vertical}
.nextbar .nb-go{font-family:var(--mono);font-size:11px;color:#05070f;background:var(--grad);
  padding:7px 13px;border-radius:9px;flex:none;font-weight:700}
.nextbar:hover{border-color:var(--cyan)}

/* ---------- compartilhar / topo ---------- */
.share{background:none;border:1px solid var(--line-2);border-radius:9px;color:var(--muted);
  font-family:var(--mono);font-size:10.5px;letter-spacing:.12em;text-transform:uppercase;
  padding:7px 13px;cursor:pointer;transition:.2s;margin-left:auto}
.share:hover{color:var(--cyan);border-color:var(--cyan)}
.totop{position:fixed;left:26px;bottom:26px;z-index:78;width:44px;height:44px;border-radius:12px;cursor:pointer;
  border:1px solid var(--line-2);background:rgba(10,14,39,.9);backdrop-filter:blur(12px);color:var(--muted);
  font-size:17px;opacity:0;pointer-events:none;transform:translateY(10px);transition:.28s}
.totop.on{opacity:1;pointer-events:auto;transform:none}
.totop:hover{color:var(--cyan);border-color:var(--cyan)}
.upd{color:var(--muted)}

/* ---------- trilhas no índice ---------- */
.trilhas{background:var(--bg-2);padding:88px 0}
.tgrid-trilha{display:grid;grid-template-columns:repeat(auto-fit,minmax(310px,1fr));gap:20px}
.trilha{border:1px solid var(--line-2);border-radius:20px;padding:28px 26px;background:var(--panel);
  display:flex;flex-direction:column;transition:.3s}
.trilha:hover{border-color:rgba(0,240,255,.4);transform:translateY(-4px)}
.trilha .tag{font-family:var(--mono);font-size:10px;letter-spacing:.2em;text-transform:uppercase;color:var(--cyan)}
.trilha h3{font-size:20px;margin:12px 0 18px}
.trilha ol{list-style:none;counter-reset:tr;display:flex;flex-direction:column;gap:10px;margin-bottom:22px}
.trilha li{counter-increment:tr;position:relative;padding-left:28px;font-size:14px;line-height:1.5}
.trilha li::before{content:counter(tr);position:absolute;left:0;top:0;width:19px;height:19px;border-radius:50%;
  display:grid;place-items:center;font-family:var(--mono);font-size:9.5px;color:var(--cyan);
  background:rgba(0,240,255,.09);border:1px solid rgba(0,240,255,.26)}
.trilha a{color:var(--muted);transition:.2s}
.trilha li a:hover{color:var(--cyan)}
.trilha .more{margin-top:auto;font-family:var(--mono);font-size:12px;color:var(--cyan)}
.all-link{display:inline-block;margin-top:34px;font-family:var(--mono);font-size:12.5px;color:var(--cyan);transition:.2s}
.all-link:hover{transform:translateX(4px)}

/* ---------- responsivo ---------- */
@media(max-width:1080px){
  .art-grid{grid-template-columns:minmax(0,1fr);gap:0;max-width:860px}
  .art-grid .post{max-width:none}
  .toc{position:static;margin-bottom:36px}
  .toc-in{border-left:0;border:1px solid var(--line-2);border-radius:16px;padding:20px 22px;background:var(--panel)}
  .toc ol{display:grid;grid-template-columns:1fr 1fr;gap:2px 20px}
  .toc a{margin-left:0;padding-left:12px}
}
@media(max-width:900px){
  .pcard.featured{grid-template-columns:1fr}
  .pcard.featured .pthumb{border-radius:21px 21px 0 0}
  .pcard.featured .pcard-in{border-radius:0 0 21px 21px}
  .pcard.featured .pthumb img{height:auto}
}
@media(max-width:640px){
  .toc ol{grid-template-columns:1fr}
  .answer-box{padding:20px 22px}
  .answer-box p{font-size:17px}
  .takeaways{padding:22px 20px}
  .takeaways li{font-size:14.2px}
  .nextprev{grid-template-columns:1fr}
  .np.next{text-align:left}
  .serie{padding:22px 20px}
  .serie-h .pos{margin-left:0;width:100%}
  .nextbar{left:12px;right:12px;bottom:14px;transform:translateY(140%);max-width:none;padding:11px 14px;gap:11px}
  .nextbar.on{transform:none}
  .nextbar .nb-l{display:none}
  .nextbar b{font-size:13px}
  .totop{left:14px;bottom:14px;width:40px;height:40px}
  .trilhas{padding:60px 0}
  .blog-tools{margin-top:26px}
  .searchbox{flex-basis:100%}
  .sources li{padding-left:30px}
  .tbl{font-size:13px}
  .tbl th,.post .tbl td{padding:12px 14px}
}