/* ==========================================================================
   kraenel v2 - estilos compartilhados (Modelo 4)
   variaveis, reset, tipografia, botoes, header/menu, secoes, CTA, footer,
   cards de post, reveal-on-scroll e utilitarios
   ========================================================================== */
:root{
  --color-main:#008CFF;
  --color-main-dark:#0978d3;
  --color-secondary:#204060;
  --color-secondary-dark:#ff9029;
  --title-color:#516272;
  --subtitle-color:#516b86;
  --text-color:#6f7b8a;

  --bg-0:#08141f;
  --bg-1:#0b1a2b;
  --bg-2:#102a43;
  --navy:#204060;
  --line:rgba(143,208,255,.11);
  --line-strong:rgba(143,208,255,.22);
  --ink:#eaf3fb;
  --ink-2:#b3c6d9;
  --ink-3:#7f95ab;
  --blue:#008CFF;
  --blue-d:#0978d3;
  --sky:#4db3ff;
  --sky-2:#8fd0ff;
  --ice:#cfe9ff;
  --grad:linear-gradient(110deg,#008CFF 0%,#4db3ff 50%,#8fd0ff 100%);
  --grad-v:linear-gradient(180deg,#8fd0ff 0%,#008CFF 100%);
  --card:linear-gradient(180deg,rgba(18,42,67,.78),rgba(11,27,44,.82));
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,monospace;
  --sans:"Sora","Segoe UI",system-ui,sans-serif;
  --radius:24px;
  --ease:cubic-bezier(.2,.8,.2,1);
  --shadow-lg:0 40px 90px -40px rgba(0,0,0,.85),0 0 0 1px rgba(143,208,255,.04);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg-1);color:var(--ink);font-family:var(--sans);font-size:16.5px;line-height:1.65;overflow-x:hidden;-webkit-font-smoothing:antialiased}
@supports (overflow:clip){body{overflow-x:clip}}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
h1,h2,h3{margin:0;color:#fff;letter-spacing:-.035em;line-height:1.06;font-weight:700}
p{margin:0}
::selection{background:rgba(0,140,255,.4);color:#fff}
:focus-visible{outline:2px solid var(--sky);outline-offset:3px;border-radius:8px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.wrap{width:min(1240px,100% - 56px);margin-inline:auto}
.mono{font-family:var(--mono)}
.grad-text{background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent;-webkit-text-fill-color:transparent}

/* ---------- buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;font-family:var(--sans);font-weight:600;font-size:15px;padding:15px 26px;border-radius:999px;border:1px solid transparent;cursor:pointer;white-space:nowrap;
  transition:transform .25s var(--ease),box-shadow .25s,background .25s,border-color .25s,color .25s}
.btn svg{width:18px;height:18px;flex:none;transition:transform .25s var(--ease)}
.btn:hover svg{transform:translateX(3px)}
.btn-primary{background:linear-gradient(135deg,#1a9bff,#008CFF 45%,#0978d3);color:#fff;box-shadow:0 0 0 1px rgba(143,208,255,.25) inset,0 12px 34px -10px rgba(0,140,255,.85),0 0 40px -8px rgba(0,140,255,.45)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 1px rgba(207,233,255,.4) inset,0 18px 44px -10px rgba(0,140,255,1),0 0 60px -6px rgba(77,179,255,.6)}
.btn-ghost{border-color:var(--line-strong);color:var(--ink);background:rgba(255,255,255,.025)}
.btn-ghost:hover{border-color:rgba(77,179,255,.6);color:#fff;background:rgba(0,140,255,.08);transform:translateY(-2px)}
.btn-sm{padding:10px 18px;font-size:13.5px}
.btn-outline{border-color:rgba(77,179,255,.45);color:var(--ice);background:rgba(0,140,255,.06)}
.btn-outline:hover{background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 10px 28px -10px rgba(0,140,255,.9)}

/* ---------- header ---------- */
.header{position:fixed;inset:0 0 auto 0;z-index:50;border-bottom:1px solid transparent;transition:background-color .35s,border-color .35s}
.header.scrolled{background:rgba(8,20,31,.76);backdrop-filter:blur(14px) saturate(140%);-webkit-backdrop-filter:blur(14px) saturate(140%);border-bottom-color:var(--line)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;gap:24px}
.brand img{height:26px;width:auto}
.nav{display:flex;align-items:center;gap:2px}
.nav a.link{font-size:13.5px;color:var(--ink-3);padding:8px 13px;border-radius:999px;transition:color .2s,background .2s}
.nav a.link:hover{color:#fff;background:rgba(143,208,255,.06)}
.nav .btn{margin-left:12px}
.burger{display:none;width:44px;height:44px;border-radius:12px;border:1px solid var(--line-strong);background:transparent;color:#fff;cursor:pointer;align-items:center;justify-content:center}
.burger span,.burger span::before,.burger span::after{display:block;width:18px;height:2px;background:currentColor;border-radius:2px;position:relative;transition:transform .3s,background-color .3s}
.burger span::before,.burger span::after{content:"";position:absolute;left:0}
.burger span::before{top:-6px}.burger span::after{top:6px}
.menu-open .burger span{background:transparent}
.menu-open .burger span::before{transform:translateY(6px) rotate(45deg)}
.menu-open .burger span::after{transform:translateY(-6px) rotate(-45deg)}


/* ---------- sections ---------- */
section{position:relative}
.sec{padding:140px 0}
.kicker{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:12.5px;font-weight:500;letter-spacing:.06em;color:var(--sky);margin-bottom:22px}
.kicker::before{content:"";width:26px;height:2px;border-radius:2px;background:var(--grad)}
.h2{font-size:clamp(2.3rem,4.9vw,4.4rem);font-weight:700;letter-spacing:-.045em}
.sec-head{display:flex;align-items:flex-end;justify-content:space-between;gap:40px;margin-bottom:64px}
.sec-head p{max-width:420px;color:var(--ink-2);font-size:17px;padding-bottom:8px}
.lead{color:var(--ink-2);font-size:1.1rem;line-height:1.75}
.link-arrow{display:inline-flex;align-items:center;gap:10px;font-weight:600;color:#fff;font-size:15px}
.link-arrow span{display:grid;place-items:center;width:36px;height:36px;border-radius:50%;border:1px solid rgba(77,179,255,.45);color:var(--sky);transition:all .3s var(--ease)}
.link-arrow svg{width:16px;height:16px}
.link-arrow:hover span{background:var(--blue);border-color:var(--blue);color:#fff;transform:translateX(4px)}

.chips{display:flex;flex-wrap:wrap;gap:10px}
.chip{font-size:13.5px;font-weight:500;color:var(--ice);background:rgba(0,140,255,.08);border:1px solid rgba(77,179,255,.2);border-radius:999px;padding:8px 15px;display:inline-flex;align-items:center;gap:8px}
.chip::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sky);box-shadow:0 0 8px var(--sky)}

/* CTA */
.cta{position:relative;border-radius:44px;padding:96px 72px;overflow:hidden;isolation:isolate;color:#d3e3f3;
  background:linear-gradient(125deg,#0a90ff 0%,#0978d3 30%,#0d3d68 70%,#0b2540 100%);box-shadow:0 40px 90px -60px rgba(0,140,255,.7)}
.cta .shine{position:absolute;top:0;bottom:0;width:40%;left:-50%;background:linear-gradient(100deg,transparent,rgba(255,255,255,.13),transparent);transform:skewX(-20deg);animation:shine 7s ease-in-out infinite;z-index:-1}
@keyframes shine{0%{left:-50%}60%,100%{left:130%}}
.cta .glow{position:absolute;width:560px;height:560px;border-radius:50%;right:-160px;bottom:-260px;background:radial-gradient(circle,rgba(143,208,255,.45),transparent 65%);filter:blur(30px);z-index:-1;animation:drift 16s ease-in-out infinite}
@keyframes drift{0%,100%{transform:translate(0,0) scale(1)}50%{transform:translate(-80px,-40px) scale(.9)}}
.cta .gridl{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.06) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.06) 1px,transparent 1px);background-size:48px 48px;
  -webkit-mask:linear-gradient(90deg,transparent 30%,#000);mask:linear-gradient(90deg,transparent 30%,#000);z-index:-1}
.cta-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:56px;align-items:center}
.cta .kicker{color:var(--ice)}
.cta .kicker::before{background:var(--ice)}
.cta h2{font-size:clamp(2.6rem,5.4vw,4.9rem);letter-spacing:-.045em}
.cta h2 em{font-style:normal;color:var(--ice)}
.cta p.lead{font-size:19px;margin-top:22px;max-width:540px;color:#d6e7f7}
.btn-white{margin-top:38px;background:#fff;color:#0b2540;font-size:16px;padding:18px 30px;box-shadow:0 16px 40px -14px rgba(0,0,0,.6),0 0 40px -10px rgba(207,233,255,.6)}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 22px 50px -14px rgba(0,0,0,.6),0 0 60px -6px rgba(207,233,255,.8)}
.btn-white svg{color:var(--blue)}
.contacts{display:flex;flex-direction:column;gap:14px}
.ct{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:20px;background:rgba(6,20,34,.28);border:1px solid rgba(255,255,255,.16);backdrop-filter:blur(8px);-webkit-backdrop-filter:blur(8px);transition:background .3s,transform .3s var(--ease),border-color .3s}
.ct:hover{background:rgba(6,20,34,.45);border-color:rgba(207,233,255,.45);transform:translateX(6px)}
.ct .ci{width:46px;height:46px;border-radius:14px;background:#fff;color:#0978d3;display:grid;place-items:center;flex:none}
.ct .ci svg{width:21px;height:21px}
.ct small{display:block;font-family:var(--mono);font-size:11.5px;letter-spacing:.06em;color:#a9cdee}
.ct b{color:#fff;font-size:16.5px;font-weight:600;overflow-wrap:anywhere}

/* footer */
.footer{padding:90px 0 40px;margin-top:120px;border-top:1px solid var(--line);background:var(--bg-0)}
.foot-top{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px;padding-bottom:50px;border-bottom:1px solid var(--line)}
.foot-top img.lg{height:30px;width:auto;margin-bottom:18px}
.foot-top p{font-size:14.5px;max-width:320px;color:var(--ink-3)}
.foot-top h4{margin:4px 0 16px;font-family:var(--mono);color:var(--sky);font-size:12px;font-weight:500;letter-spacing:.06em}
.foot-top ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:10px;font-size:14.5px}
.foot-top ul a{color:var(--ink-2);transition:color .2s}
.foot-top ul a:hover{color:#fff}
.social{display:flex;gap:10px;margin-top:22px}
.social a{width:42px;height:42px;border-radius:12px;display:grid;place-items:center;border:1px solid var(--line-strong);color:var(--ink-2);transition:all .3s var(--ease)}
.social a:hover{transform:translateY(-3px);background:var(--blue);border-color:var(--blue);color:#fff;box-shadow:0 10px 24px -8px rgba(0,140,255,.8)}
.social svg{width:18px;height:18px}
.foot-bot{display:flex;justify-content:space-between;align-items:center;gap:20px;padding-top:28px;font-size:13.5px;flex-wrap:wrap;color:var(--ink-3)}
.foot-bot .made{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:12px}
.foot-bot .made b{color:var(--sky);font-weight:500}

/* reveal */
.js .rv{opacity:0;transform:translateY(34px);transition:opacity .9s var(--ease),transform .9s var(--ease);transition-delay:var(--d,0s)}
.js .rv.in,.print .rv{opacity:1!important;transform:none!important}

/* ---------- responsive (base) ---------- */
@media (max-width:1100px){
  .nav a.link{padding:8px 9px}
  .cta-grid{grid-template-columns:minmax(0,1fr)}
  .foot-top{grid-template-columns:1fr 1fr}
}
@media (max-width:920px){
  .burger{display:inline-flex}
  .nav{position:fixed;top:78px;left:0;right:0;flex-direction:column;align-items:stretch;gap:2px;padding:14px 20px 24px;background:rgba(8,20,31,.97);border-bottom:1px solid var(--line);
    transform:translateY(-12px);opacity:0;visibility:hidden;transition:all .3s}
  .menu-open .nav{transform:none;opacity:1;visibility:visible}
  .menu-open .header{background:rgba(8,20,31,.97)}
  .nav a.link{padding:14px 8px;font-size:16px;color:var(--ink-2);border-radius:0;border-bottom:1px solid var(--line)}
  .nav .btn{margin:16px 0 0;padding:14px}
  .sec-head{flex-direction:column;align-items:flex-start;gap:16px}
}
@media (max-width:640px){
  body{font-size:16px}
  .wrap{width:calc(100% - 36px)}
  .header .wrap{height:66px}
  .nav{top:66px}
  .brand img{height:22px}
  .sec{padding:96px 0}
  .h2{font-size:clamp(2.1rem,10vw,2.8rem)}
  .h2 br{display:none}
  .sec-head{margin-bottom:40px}
  .cta{padding:56px 24px;border-radius:30px}
  .cta p.lead{font-size:17px}
  .btn-white{width:100%;white-space:normal;text-align:center}
  .ct{padding:14px 16px}
  .ct b{font-size:13.5px;overflow-wrap:normal;word-break:normal}
  .footer{margin-top:90px}
  .foot-top{grid-template-columns:1fr 1fr;gap:34px 20px}
  .foot-top>div:first-child{grid-column:1/-1}
  .foot-top>div:last-child{grid-column:1/-1}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important;scroll-behavior:auto!important}
}

/* ==========================================================================
   Componentes das paginas internas (blog, publicacao, duvidas, 404)
   ========================================================================== */

/* item ativo do menu */
.nav a.link.active{color:#fff;position:relative}
.nav a.link.active::after{content:"";position:absolute;left:50%;bottom:1px;width:4px;height:4px;margin-left:-2px;border-radius:50%;background:var(--sky);box-shadow:0 0 8px var(--sky)}

/* utilitarios */
.center{text-align:center}
.mt-0{margin-top:0!important}
.muted{color:var(--ink-3)}

/* hero curto das paginas internas */
.page-hero{position:relative;overflow:hidden;padding:180px 0 90px;
  background:
    radial-gradient(900px 420px at 50% 0%,rgba(0,140,255,.16),transparent 65%),
    radial-gradient(600px 320px at 90% 10%,rgba(77,179,255,.07),transparent 60%),
    linear-gradient(180deg,var(--bg-0) 0%,var(--bg-1) 100%)}
.page-hero::before{content:"";position:absolute;inset:0;pointer-events:none;opacity:.55;
  background-image:linear-gradient(rgba(143,208,255,.05) 1px,transparent 1px),linear-gradient(90deg,rgba(143,208,255,.05) 1px,transparent 1px);background-size:56px 56px;
  -webkit-mask:radial-gradient(ellipse 70% 90% at 50% 0%,#000,transparent 75%);mask:radial-gradient(ellipse 70% 90% at 50% 0%,#000,transparent 75%)}
.page-hero .wrap{position:relative;z-index:1}
.page-hero .prompt-line{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:13px;color:var(--ink-3);margin-bottom:22px}
.page-hero .prompt-line b{color:var(--sky);font-weight:500}
.page-hero h1{font-size:clamp(2.6rem,6vw,5.2rem);letter-spacing:-.045em;line-height:1.04;max-width:18ch}
.page-hero .sub{margin-top:24px;max-width:620px;color:var(--ink-2);font-size:clamp(1rem,1.3vw,1.15rem);line-height:1.75;font-weight:300}
.page-hero.center h1,.page-hero.center .sub{margin-left:auto;margin-right:auto}
.crumbs{display:flex;flex-wrap:wrap;align-items:center;gap:8px;font-family:var(--mono);font-size:12.5px;color:var(--ink-3);margin-bottom:26px}
.crumbs a{color:var(--ink-2);transition:color .2s}
.crumbs a:hover{color:#fff}
.crumbs span[aria-hidden]{color:rgba(143,208,255,.35)}

/* grade de cards de post */
.posts{padding:30px 0 40px}
.posts-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:24px}
.post-card{position:relative;display:flex;flex-direction:column;border-radius:var(--radius);overflow:hidden;background:var(--card);border:1px solid var(--line);
  transition:transform .35s var(--ease),box-shadow .35s,border-color .35s}
.post-card:hover{transform:translateY(-6px);border-color:rgba(77,179,255,.35);box-shadow:0 40px 80px -40px rgba(0,140,255,.55)}
.post-card .thumb{position:relative;aspect-ratio:16/10;overflow:hidden;background:linear-gradient(135deg,#0b3a63,#102a43)}
.post-card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .6s var(--ease)}
.post-card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(8,20,31,.55));pointer-events:none}
.post-card:hover .thumb img{transform:scale(1.05)}
.post-card .body{display:flex;flex-direction:column;gap:18px;flex:1;padding:26px 26px 28px}
.post-card h2{font-size:21px;line-height:1.3;letter-spacing:-.025em;font-weight:600}
.post-card .more{margin-top:auto;display:inline-flex;align-items:center;gap:8px;font-size:14px;font-weight:600;color:var(--sky)}
.post-card .more svg{width:16px;height:16px;transition:transform .3s var(--ease)}
.post-card:hover .more svg{transform:translateX(4px)}

/* estado vazio / aviso */
.empty{max-width:640px;margin:0 auto;text-align:center;padding:56px 40px;border-radius:var(--radius);border:1px dashed var(--line-strong);background:rgba(14,33,52,.45)}
.empty .term{display:inline-block;text-align:left;font-family:var(--mono);font-size:13.5px;color:var(--ink-3);margin-bottom:22px}
.empty .term b{color:var(--sky);font-weight:500}
.empty h2{font-size:28px;letter-spacing:-.03em;margin-bottom:12px}
.empty p{color:var(--ink-2)}
.empty .btn{margin-top:28px}

/* bloco de CTA nas paginas internas */
.page-cta{padding:100px 0 0}

@media (max-width:1100px){
  .posts-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:920px){
  .nav a.link.active::after{left:auto;right:8px;top:50%;bottom:auto;margin:-2px 0 0}
}
@media (max-width:640px){
  .page-hero{padding:130px 0 60px}
  .page-hero h1{font-size:clamp(2.3rem,11vw,3.2rem)}
  .posts-grid{grid-template-columns:minmax(0,1fr);gap:18px}
  .post-card .body{padding:22px}
  .empty{padding:40px 22px}
  .page-cta{padding:70px 0 0}
}