:root{
  --void:#0a0c0f; --surface:#0f151c; --surface-2:#141c25;
  --line:rgba(255,255,255,.07); --line-2:rgba(255,255,255,.14);
  --text:#eaf0f5; --muted:#8a97a5; --faint:#5b6772;
  --blue:#2B9BE0; --blue-2:#5bb8ee; --blue-soft:rgba(43,155,224,.12);
  --serif:'Gambetta',Georgia,serif; --mono:ui-monospace,"SF Mono",Menlo,monospace;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{margin:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased}
body{font-family:'General Sans',-apple-system,"Segoe UI",sans-serif;color:var(--text);background:var(--void);line-height:1.7}
a{color:var(--blue);text-decoration:none}a:hover{color:var(--blue-2)}
::selection{background:rgba(43,155,224,.3)}
img{max-width:100%}

/* topbar */
.topbar{position:sticky;top:0;z-index:50;height:62px;display:flex;align-items:center;justify-content:space-between;padding:0 22px;max-width:1120px;margin:0 auto;background:rgba(10,12,15,.75);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:9px;color:#fff;font-weight:600;font-size:19px;letter-spacing:-.4px}
.brand .seal{width:27px;height:27px;flex:none}.brand .seal svg{width:100%;height:100%}
.brand .tag{font-size:12px;color:var(--blue);border:1px solid var(--blue-soft);background:var(--blue-soft);padding:2px 8px;border-radius:100px;font-weight:600;margin-left:2px}
.tb-act{display:flex;align-items:center;gap:18px}
.tb-act a{color:#aeb8c2;font-size:14px;font-weight:500}.tb-act a:hover{color:#fff}
.tb-act .btn{background:var(--blue);color:#fff;padding:8px 16px;border-radius:10px;font-weight:600}
.tb-act .btn:hover{background:#36a8ee;color:#fff}

.wrap{max-width:760px;margin:0 auto;padding:0 24px}
.crumb{font-size:13px;color:var(--faint);margin:34px 0 0}.crumb a{color:var(--muted)}

/* hub */
.hub-head{max-width:760px;margin:0 auto;padding:56px 24px 10px}
.hub-head .eyebrow{font-size:12.5px;letter-spacing:.22em;text-transform:uppercase;color:var(--blue);font-weight:600;margin-bottom:14px}
.hub-head h1{font-size:44px;letter-spacing:-1.6px;font-weight:600;color:#fff;line-height:1.08}
.hub-head p{color:var(--muted);font-size:18px;margin-top:14px}
.posts{max-width:760px;margin:0 auto;padding:30px 24px 90px;display:grid;gap:16px}
.post-card{display:block;background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:26px 28px;transition:transform .2s var(--ease),border-color .2s,background .2s;box-shadow:inset 0 1px 0 rgba(255,255,255,.03)}
.post-card:hover{transform:translateY(-3px);border-color:rgba(43,155,224,.4);background:var(--surface-2)}
.post-card .k{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--blue);font-weight:600}
.post-card h2{color:#fff;font-size:22px;font-weight:600;letter-spacing:-.6px;margin:8px 0 8px;line-height:1.2}
.post-card p{color:var(--muted);font-size:15px}

/* artigo */
.article{padding:14px 0 40px}
.article .kicker{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--blue);font-weight:600;margin:26px 0 12px}
.article h1{font-size:40px;line-height:1.12;letter-spacing:-1.6px;font-weight:600;color:#fff;margin-bottom:14px}
.article .lead{font-size:19px;color:var(--muted);margin-bottom:18px;line-height:1.6}
.article .byline{font-size:13.5px;color:var(--faint);padding-bottom:26px;border-bottom:1px solid var(--line);margin-bottom:30px}
.article h2{font-size:26px;letter-spacing:-.6px;font-weight:600;color:#fff;margin:40px 0 12px;line-height:1.2}
.article h3{font-size:19px;font-weight:600;color:#fff;margin:28px 0 8px}
.article p{color:#c5cfd8;margin-bottom:18px}
.article ul,.article ol{color:#c5cfd8;margin:0 0 18px;padding-left:22px}
.article li{margin-bottom:9px}
.article strong{color:#fff;font-weight:600}
.article a{text-decoration:underline;text-underline-offset:2px}
.article blockquote{border-left:3px solid var(--blue);background:var(--blue-soft);border-radius:0 10px 10px 0;padding:14px 20px;margin:0 0 22px;color:#cfe2f0;font-size:16px}
.article code{font-family:var(--mono);font-size:.86em;background:var(--surface-2);border:1px solid var(--line);padding:2px 6px;border-radius:6px;color:#cfe6f5}
.article hr{border:0;border-top:1px solid var(--line);margin:40px 0}

/* CTA card no fim */
.cta{position:relative;overflow:hidden;background:var(--surface);border:1px solid rgba(43,155,224,.3);border-radius:16px;padding:28px 30px;margin:40px 0 10px;text-align:center;box-shadow:inset 0 1px 0 rgba(255,255,255,.05)}
.cta h3{color:#fff;font-size:22px;font-weight:600;letter-spacing:-.5px;margin-bottom:6px}
.cta p{color:var(--muted);font-size:15px;margin-bottom:18px}
.cta a{display:inline-block;background:var(--blue);color:#fff;padding:12px 24px;border-radius:12px;font-weight:600;text-decoration:none;box-shadow:0 6px 18px -9px rgba(43,155,224,.6)}
.cta a:hover{background:#36a8ee}

footer{border-top:1px solid var(--line);padding:40px 0;margin-top:20px}
.foot{max-width:760px;margin:0 auto;padding:0 24px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;color:var(--faint);font-size:14px}
.foot a{color:var(--muted)}.foot a:hover{color:#fff}
.foot-links{display:flex;gap:20px}

@media(max-width:640px){
  .hub-head h1{font-size:32px}.article h1{font-size:29px}.article h2{font-size:22px}
  .hub-head{padding-top:38px}.tb-act a:not(.btn){display:none}
}

/* blocos de código nos artigos */
.article pre{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:16px 18px;overflow-x:auto;margin:0 0 20px}
.article pre code{background:none;border:0;padding:0;color:#d7e2ec;font-size:13px;line-height:1.7;white-space:pre;display:block}
.article pre .c{color:var(--faint)}.article pre .s{color:#9ad19a}.article pre .u{color:#febc2e}