/* Blog Pode Embarcar — estilo leve (preto + verde neon), focado em leitura e SEO.
   Sem dependências, fontes do sistema (Core Web Vitals altos). */
:root {
  --preto: #08080A; --grafite: #131316;
  --neon: #3BFF6F; --neon-escuro: #16A34A;
  --branco: #FFFFFF; --suave: rgba(255,255,255,0.72);
  --tenue: rgba(255,255,255,0.45);
  --card: rgba(255,255,255,0.05); --borda: rgba(255,255,255,0.10);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { -webkit-font-smoothing: antialiased; scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--branco); background: var(--preto); line-height: 1.75; font-size: 18px;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--neon); text-decoration: none; }
a:hover { text-decoration: underline; }
.wrap { max-width: 760px; margin: 0 auto; padding: 0 22px; }

/* Cabeçalho */
.site-header { border-bottom: 1px solid var(--borda); position: sticky; top: 0; background: rgba(8,8,10,0.85); backdrop-filter: saturate(160%) blur(10px); z-index: 10; }
.site-header .wrap { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; color: var(--branco); }
.brand img { width: 30px; height: 30px; border-radius: 8px; }
.nav-cta { font-size: 14px; font-weight: 700; color: var(--preto); background: var(--neon); padding: 8px 14px; border-radius: 999px; }
.nav-cta:hover { text-decoration: none; opacity: .92; }

/* Breadcrumb */
.crumb { font-size: 13px; color: var(--tenue); padding: 18px 0 0; }
.crumb a { color: var(--tenue); }

/* Artigo */
article { padding: 8px 0 40px; }
article h1 { font-size: clamp(28px, 5vw, 40px); line-height: 1.18; letter-spacing: -0.02em; margin: 14px 0 12px; }
.meta { color: var(--tenue); font-size: 14px; margin-bottom: 22px; }
.hero-img { width: 100%; aspect-ratio: 16/9; object-fit: cover; border-radius: 16px; margin: 6px 0 28px; border: 1px solid var(--borda); }
article h2 { font-size: clamp(22px, 4vw, 28px); line-height: 1.25; margin: 38px 0 12px; letter-spacing: -0.01em; }
article h3 { font-size: 20px; margin: 26px 0 8px; }
article p, article ul, article ol { color: var(--suave); margin: 0 0 16px; }
article ul, article ol { padding-left: 22px; }
article li { margin: 6px 0; }
article strong { color: var(--branco); }
.lead { font-size: 20px; color: var(--branco); }
blockquote { border-left: 3px solid var(--neon); background: var(--card); padding: 14px 18px; border-radius: 0 12px 12px 0; margin: 22px 0; color: var(--suave); }

/* Caixa de destaque / CTA do app */
.cta {
  margin: 34px 0; padding: 22px; border-radius: 18px;
  background: linear-gradient(135deg, rgba(59,255,111,0.16), rgba(22,163,74,0.10));
  border: 1px solid rgba(59,255,111,0.35);
}
.cta h3 { margin: 0 0 6px; color: var(--branco); }
.cta p { color: var(--suave); margin: 0 0 14px; }
.btn { display: inline-block; background: var(--neon); color: var(--preto); font-weight: 800; padding: 12px 20px; border-radius: 999px; }
.btn:hover { text-decoration: none; opacity: .92; }

/* FAQ */
.faq h2 { margin-top: 40px; }
details { border: 1px solid var(--borda); border-radius: 12px; padding: 4px 16px; margin: 10px 0; background: var(--card); }
details summary { cursor: pointer; font-weight: 700; padding: 12px 0; list-style: none; }
details summary::-webkit-details-marker { display: none; }
details[open] summary { color: var(--neon); }
details p { padding-bottom: 12px; }

/* Home do blog */
.hero { padding: 48px 0 18px; }
.hero h1 { font-size: clamp(30px, 6vw, 46px); line-height: 1.1; letter-spacing: -0.02em; }
.hero p { color: var(--suave); margin-top: 12px; font-size: 19px; }
.post-list { display: grid; gap: 16px; padding: 18px 0 50px; }
.post-card { display: block; border: 1px solid var(--borda); background: var(--card); border-radius: 16px; padding: 20px; transition: border-color .15s; }
.post-card:hover { border-color: rgba(59,255,111,0.4); text-decoration: none; }
.post-card { padding: 0; overflow: hidden; }
.post-card .thumb { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }
.post-card .body { padding: 18px 20px 20px; }
.post-card .tag { display: inline-block; font-size: 12px; font-weight: 700; color: var(--neon); margin-bottom: 8px; text-transform: uppercase; letter-spacing: .04em; }
.post-card h2 { font-size: 21px; color: var(--branco); line-height: 1.3; margin: 0 0 6px; }
.post-card p { color: var(--suave); font-size: 15px; margin: 0; }

/* Rodapé */
.site-footer { border-top: 1px solid var(--borda); color: var(--tenue); font-size: 14px; padding: 28px 0 40px; }
.site-footer a { color: var(--tenue); }
.site-footer .wrap { display: flex; flex-wrap: wrap; gap: 14px; justify-content: space-between; }