:root {
  --preto: #111111; --branco: #ffffff; --verde: #2ab900; --coral: #ff7948;
  --cinza: #6b6b6b; --linha: #ececec; --fundo: #fafbfa;
}
* { box-sizing: border-box; }
body {
  margin: 0; font-family: 'Montserrat', Arial, sans-serif; color: var(--preto);
  background: var(--branco); line-height: 1.7; -webkit-font-smoothing: antialiased;
}
a { color: inherit; }
header.site {
  border-bottom: 1px solid var(--linha); padding: 18px 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 10px;
}
header.site .marca { font-weight: 700; font-size: 20px; letter-spacing: .5px; text-decoration: none; }
header.site .marca span { color: var(--verde); }
header.site nav a {
  text-decoration: none; font-size: 14px; font-weight: 600; margin-left: 22px; color: var(--preto);
}
.faixa { height: 4px; background: var(--verde); }
main { max-width: 880px; margin: 0 auto; padding: 40px 20px 80px; }
.kicker { color: var(--verde); font-weight: 700; font-size: 13px; letter-spacing: 1.5px; text-transform: uppercase; margin-bottom: 10px; }
h1.titulo-post { font-size: 34px; font-weight: 700; margin: 0 0 14px; line-height: 1.25; }
.resumo { font-size: 18px; color: var(--cinza); margin-bottom: 28px; }
.hero { width: 100%; border-radius: 10px; margin-bottom: 32px; display: block; }
article.corpo h2 { font-size: 24px; margin-top: 40px; }
article.corpo h3 { font-size: 19px; margin-top: 30px; }
article.corpo p { font-size: 17px; color: #2b2b2b; }
article.corpo img { max-width: 100%; border-radius: 8px; height: auto; }
article.corpo a { color: var(--verde); text-decoration: underline; }
.cta {
  margin: 48px 0 8px; padding: 28px; border-radius: 12px; background: var(--fundo);
  border: 1px solid var(--linha); text-align: center;
}
.cta a.botao {
  display: inline-block; margin-top: 14px; background: var(--verde); color: #fff;
  padding: 12px 26px; border-radius: 30px; text-decoration: none; font-weight: 700; font-size: 14px;
}
.grade { display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr)); gap: 26px; margin-top: 30px; }
.card { border: 1px solid var(--linha); border-radius: 12px; overflow: hidden; text-decoration: none; color: var(--preto); display: block; }
.card img { width: 100%; height: 170px; object-fit: cover; display: block; background: var(--fundo); }
.card .conteudo { padding: 16px; }
.card h2 { font-size: 17px; margin: 0 0 8px; line-height: 1.35; }
.card p { font-size: 14px; color: var(--cinza); margin: 0; }
.intro-index h1 { font-size: 32px; margin-bottom: 6px; }
.intro-index p { color: var(--cinza); font-size: 16px; }
footer.site {
  border-top: 1px solid var(--linha); margin-top: 60px; padding: 30px 24px; text-align: center;
  color: var(--cinza); font-size: 13px;
}
footer.site a { color: var(--preto); font-weight: 600; text-decoration: none; }
@media (max-width: 600px) {
  h1.titulo-post { font-size: 26px; }
  .resumo { font-size: 16px; }
}