:root{
  --azul:#2563eb;--azul-escuro:#1d4ed8;--azul-bg:#eff4ff;
  --verde:#16a34a;--verde-bg:#ecfdf5;
  --tinta:#0f172a;--cinza:#64748b;--cinza-claro:#94a3b8;
  --borda:#e7ebf3;--fundo:#ffffff;--fundo2:#f7f9fc;
  --raio:16px;--raio-sm:10px;--sombra:0 1px 2px rgba(16,24,40,.04),0 4px 16px rgba(16,24,40,.06);
  --maxw:1080px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Inter,Roboto,Helvetica,Arial,sans-serif;
  color:var(--tinta);background:var(--fundo);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--azul);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:var(--maxw);margin:0 auto;padding:0 20px}
img{max-width:100%}

/* HEADER */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.85);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--borda)}
.site-header .bar{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:9px;font-weight:800;font-size:19px;color:var(--tinta);letter-spacing:-.4px}
.brand:hover{text-decoration:none}
.brand .dot{width:26px;height:26px;border-radius:8px;background:linear-gradient(135deg,var(--azul),#60a5fa);
  display:inline-flex;align-items:center;justify-content:center;color:#fff;font-size:15px}
.nav{display:flex;align-items:center;gap:26px}
.nav a.link{color:var(--cinza);font-weight:500;font-size:15px}
.nav a.link:hover{color:var(--tinta);text-decoration:none}
.btn{display:inline-flex;align-items:center;gap:7px;background:var(--azul);color:#fff;font-weight:600;
  padding:10px 18px;border-radius:11px;font-size:15px;border:none;cursor:pointer;transition:.15s}
.btn:hover{background:var(--azul-escuro);text-decoration:none}
.btn.lg{padding:15px 26px;font-size:17px;border-radius:13px}
.btn.ghost{background:#fff;color:var(--azul);border:1px solid var(--borda)}
.btn.ghost:hover{background:var(--azul-bg)}
.menu-toggle{display:none}

/* HERO */
.hero{position:relative;overflow:hidden;padding:80px 0 70px;
  background:radial-gradient(900px 400px at 50% -10%,#e8f0ff 0%,rgba(255,255,255,0) 70%)}
.hero .eyebrow{display:inline-flex;align-items:center;gap:8px;background:var(--verde-bg);color:#065f46;
  font-weight:600;font-size:13px;padding:6px 14px;border-radius:30px;margin-bottom:22px}
.hero h1{font-size:48px;line-height:1.08;letter-spacing:-1.2px;font-weight:800;max-width:760px;margin:0 auto}
.hero p.sub{font-size:20px;color:var(--cinza);max-width:600px;margin:20px auto 32px}
.hero .cta-row{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.hero .micro{margin-top:16px;color:var(--cinza-claro);font-size:13px}
.center{text-align:center}

/* SECTIONS */
section.block{padding:64px 0}
.sec-head{text-align:center;max-width:620px;margin:0 auto 44px}
.sec-head h2{font-size:34px;letter-spacing:-.8px;font-weight:800}
.sec-head p{color:var(--cinza);font-size:18px;margin-top:12px}
.kicker{color:var(--azul);font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.6px}

/* CARDS GRID */
.grid{display:grid;gap:22px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{background:#fff;border:1px solid var(--borda);border-radius:var(--raio);padding:26px;
  box-shadow:var(--sombra);transition:.18s;display:flex;flex-direction:column}
a.card:hover{transform:translateY(-3px);border-color:#cdd9f0;text-decoration:none}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--azul-bg);color:var(--azul);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:16px}
.card h3{font-size:19px;font-weight:700;color:var(--tinta);margin-bottom:8px}
.card p{color:var(--cinza);font-size:15px;flex:1}
.card .tag{align-self:flex-start;font-size:12px;font-weight:600;padding:3px 10px;border-radius:20px;margin-bottom:14px}
.tag.pronta{background:var(--verde-bg);color:#065f46}
.tag.breve{background:#fff7ed;color:#9a3412}
.card .more{margin-top:16px;font-weight:600;color:var(--azul);font-size:15px}

/* STEPS */
.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;counter-reset:s}
.step{text-align:left}
.step .n{width:38px;height:38px;border-radius:50%;background:var(--azul);color:#fff;font-weight:700;
  display:flex;align-items:center;justify-content:center;margin-bottom:14px}
.step h4{font-size:17px;margin-bottom:6px}
.step p{color:var(--cinza);font-size:15px}

/* BANDA CTA */
.cta-band{background:linear-gradient(135deg,var(--azul),#3b82f6);border-radius:24px;padding:54px 40px;text-align:center;color:#fff}
.cta-band h2{font-size:32px;letter-spacing:-.6px;margin-bottom:12px}
.cta-band p{opacity:.92;font-size:18px;max-width:520px;margin:0 auto 26px}
.cta-band .btn{background:#fff;color:var(--azul)}
.cta-band .btn:hover{background:#f0f4ff}

/* FOOTER */
.site-footer{background:var(--fundo2);border-top:1px solid var(--borda);padding:54px 0 30px;margin-top:70px}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px}
.foot-grid h5{font-size:13px;text-transform:uppercase;letter-spacing:.5px;color:var(--cinza-claro);margin-bottom:14px}
.foot-grid a{display:block;color:var(--cinza);font-size:15px;margin-bottom:9px}
.foot-grid a:hover{color:var(--tinta)}
.foot-grid .about{color:var(--cinza);font-size:15px;max-width:280px}
.foot-bottom{border-top:1px solid var(--borda);margin-top:36px;padding-top:22px;color:var(--cinza-claro);font-size:13px;text-align:center}

/* BLOG INDEX */
.blog-hero{padding:56px 0 10px;text-align:center}
.blog-hero h1{font-size:40px;letter-spacing:-1px}
.blog-hero p{color:var(--cinza);font-size:18px;margin-top:12px}
.cluster{margin-top:48px}
.cluster .ch{display:flex;align-items:baseline;gap:12px;margin-bottom:20px;border-bottom:1px solid var(--borda);padding-bottom:12px}
.cluster .ch h2{font-size:24px;letter-spacing:-.4px}
.cluster .ch span{color:var(--cinza);font-size:15px}
.post{background:#fff;border:1px solid var(--borda);border-radius:var(--raio-sm);padding:20px 22px;transition:.15s;display:block}
.post:hover{border-color:#cdd9f0;transform:translateY(-2px);text-decoration:none}
.post h3{font-size:17px;color:var(--tinta);margin-bottom:6px;line-height:1.35}
.post p{color:var(--cinza);font-size:14px}

/* ARTICLE */
.article{max-width:720px;margin:0 auto;padding:40px 20px 10px}
.breadcrumb{font-size:14px;color:var(--cinza-claro);margin-bottom:22px}
.breadcrumb a{color:var(--cinza)}
.article h1{font-size:38px;line-height:1.15;letter-spacing:-1px;margin-bottom:10px}
.article .meta-line{color:var(--cinza-claro);font-size:14px;margin-bottom:30px}
.article-body{font-size:18px;color:#1f2937}
.article-body h2{font-size:26px;letter-spacing:-.4px;margin:38px 0 14px}
.article-body h3{font-size:20px;margin:26px 0 10px}
.article-body p{margin:0 0 18px}
.article-body ul,.article-body ol{margin:0 0 18px;padding-left:24px}
.article-body li{margin-bottom:8px}
.article-body strong{color:var(--tinta)}
.article-body table{width:100%;border-collapse:collapse;margin:22px 0;font-size:15px}
.article-body th,.article-body td{border:1px solid var(--borda);padding:10px 12px;text-align:left}
.article-body th{background:var(--azul-bg);color:var(--azul-escuro);font-weight:700}
.article-body tr:nth-child(even) td{background:var(--fundo2)}
.article-body hr{border:none;border-top:1px solid var(--borda);margin:36px 0}
.article-body em{color:var(--cinza)}
.tool-cta{background:var(--azul-bg);border:1px solid #cdd9f0;border-radius:var(--raio);padding:26px;margin:36px 0;text-align:center}
.tool-cta h3{font-size:20px;margin-bottom:8px}
.tool-cta p{color:var(--cinza);margin-bottom:18px}
.related{max-width:720px;margin:10px auto 0;padding:30px 20px 0;border-top:1px solid var(--borda)}
.related h4{font-size:14px;text-transform:uppercase;letter-spacing:.5px;color:var(--cinza-claro);margin-bottom:16px}
.related .post{margin-bottom:12px}

@media(max-width:860px){
  .grid-3,.steps,.foot-grid{grid-template-columns:1fr 1fr}
  .hero h1{font-size:36px}.hero p.sub{font-size:18px}
  .sec-head h2,.cta-band h2{font-size:27px}
  .nav .link{display:none}
}
@media(max-width:560px){
  .grid-3,.grid-2,.steps,.foot-grid{grid-template-columns:1fr}
  .hero h1{font-size:30px}.article h1{font-size:29px}.article-body{font-size:17px}
}