:root {
  --bu-base: #6D4C41;
  --bu-accent: #4CC9F0;
  --bu-letra: #1b1f24;
  --bu-claro: #ffffff;
  --bu-linha: #eae5e4;
  --bu-profundo: #2d1f1b;
  --bu-nevoa: #f6f4f3;
  --bu-curva: 18px;
  --bu-muted: #5b6572;
  --bu-sombra: 0 10px 30px rgba(20,26,38,.12);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'Cabin', system-ui, sans-serif; color: var(--bu-letra); line-height: 1.7; background: var(--bu-claro); }
h1, h2, h3 { font-family: 'Outfit', Georgia, serif; line-height: 1.15; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
section { padding: 64px 24px; }
.bu-aviso { background: var(--bu-profundo); color: #dfe4ec; font-size: 13px; padding: 10px 20px; text-align: center; }
.bu-topo { display: flex; justify-content: space-between; align-items: center; padding: 16px 24px; position: sticky; top: 0; background: var(--bu-claro); border-bottom: 1px solid var(--bu-linha); z-index: 10; gap: 12px; }
.bu-marca { text-decoration: none; display: inline-flex; align-items: center; gap: 10px; }
.bu-marca-logo { width: 34px; height: 34px; display: block; }
.bu-marca-nome { font-family: 'Outfit'; font-weight: 900; font-size: 20px; color: var(--bu-base); }
.bu-nav a { margin-left: 18px; text-decoration: none; font-weight: 600; }
.bu-btn { padding: 13px 24px; border-radius: 999px; text-decoration: none; font-weight: 700; display: inline-block; cursor: pointer; }
.bu-btn-1 { background: var(--bu-base); color: #fff; border: none; }
.bu-botoes { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.bu-lead { margin-top: 18px; font-size: 19px; max-width: 60ch; }
.bu-selo { display: inline-block; font-size: 12px; letter-spacing: .08em; text-transform: uppercase; font-weight: 700; padding: 6px 12px; border-radius: 999px; background: var(--bu-accent); color: #111; margin-bottom: 16px; }
.bu-hero h1 { font-size: clamp(30px, 5vw, 52px); max-width: 18ch; }
.bu-hero-fatos { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 12px; margin-top: 28px; }
.bu-hero-fatos li { border-radius: var(--bu-curva); padding: 14px 16px; font-size: 15px; }
.bu-temas h2, .bu-artigos h2, .bu-faq h2, .bu-contato h2, .bu-sobre h2, .bu-processo h2 { margin-bottom: 22px; }
.bu-temas, .bu-processo { max-width: 1120px; margin: 0 auto; }
.bu-card h3 { margin-bottom: 8px; }
.bu-guia-texto, .bu-sobre, .bu-faq, .bu-contato, .bu-artigos { max-width: 860px; margin: 0 auto; }
.bu-guia-texto h2 { margin: 32px 0 14px; }
.bu-guia-texto p, .bu-sobre p { margin-bottom: 16px; }
.bu-sobre-img { border-radius: var(--bu-curva); margin: 6px 0 22px; width: 100%; height: auto; }
.bu-art-card { display: block; text-decoration: none; border: 1px solid var(--bu-linha); border-radius: var(--bu-curva); overflow: hidden; }
.bu-art-info { padding: 18px 20px; }
.bu-art-thumb { width: 100%; height: auto; aspect-ratio: 3 / 2; object-fit: cover; }
.bu-art-autor { display: block; margin-top: 10px; color: var(--bu-base); font-size: 13px; font-weight: 600; }
.bu-form { display: grid; gap: 14px; margin-top: 18px; }
.bu-form label { display: grid; gap: 6px; font-weight: 600; font-size: 14px; }
.bu-form input, .bu-form textarea { padding: 12px; border: 1px solid var(--bu-linha); border-radius: var(--bu-curva); font: inherit; }
.bu-form textarea { min-height: 120px; }
.bu-check { display: flex !important; align-items: center; gap: 8px; font-weight: 400 !important; }
.bu-contato-dado { margin: 4px 0; }
.bu-rodape { background: var(--bu-profundo); color: #c9d1dd; padding: 48px 24px; display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; }
.bu-rodape a { display: block; color: #c9d1dd; text-decoration: none; margin-bottom: 8px; }
.bu-rodape .bu-marca-nome { color: #fff; display: block; margin-bottom: 10px; }
.bu-contato-linha { font-size: 13px; margin-bottom: 8px; }
.bu-contato-linha a { color: #c9d1dd; text-decoration: none; }
.bu-legal { grid-column: 1 / -1; border-top: 1px solid rgba(255,255,255,.1); padding-top: 18px; font-size: 13px; }
.bu-crumbs { max-width: 820px; margin: 0 auto 10px; font-size: 13px; color: #5b6572; }
.bu-artigo { max-width: 760px; margin: 0 auto; padding: 40px 24px; }
.bu-artigo p { margin-bottom: 16px; }
.bu-art-meta { color: #5b6572; font-size: 14px; margin-bottom: 20px; }
.bu-art-img { width: 100%; height: auto; border-radius: var(--bu-curva); margin: 8px 0 26px; display: block; }
.bu-blog-item { padding: 0 0 26px; margin: 0 0 30px; border-bottom: 1px solid var(--bu-linha); }
.bu-blog-item .bu-art-img { margin: 0 0 14px; }
.bu-blog-item h2 { font-size: 22px; margin: 0 0 6px; }
.bu-blog-item h2 a { color: inherit; text-decoration: none; }
.bu-blog-item .bu-art-meta { margin-bottom: 8px; }
.bu-art-bio { display: flex; flex-direction: column; gap: 4px; margin-top: 32px; padding: 16px 18px; border-left: 3px solid var(--bu-accent); background: var(--bu-nevoa); border-radius: var(--bu-curva); font-size: 15px; }
.bu-cookie-check { position: absolute; left: -9999px; }
.bu-cookie { position: fixed; left: 16px; right: 16px; bottom: 16px; max-width: 720px; margin: 0 auto; background: var(--bu-claro); border: 1px solid var(--bu-linha); box-shadow: 0 10px 30px rgba(20,26,38,.18); border-radius: var(--bu-curva); padding: 16px 18px; display: flex; gap: 14px; align-items: center; justify-content: space-between; flex-wrap: wrap; z-index: 50; }
.bu-cookie p { font-size: 13px; margin: 0; }
.bu-cookie-check:checked ~ .bu-cookie { display: none; }
/* wrappers e modificadores de secao: toda classe do HTML tem regra (Bloco B.1); as ancoras do menu
   param abaixo do header fixo em vez de ficarem escondidas por ele */
.bu-hero-texto { position: relative; z-index: 1; min-width: 0; }
.bu-card-corpo { min-width: 0; }
.bu-guia, .bu-sobre, .bu-temas, .bu-processo, .bu-util, .bu-artigos, .bu-faq, .bu-contato { scroll-margin-top: 84px; }
.bu-rodape-col { min-width: 0; line-height: 1.6; }
.bu-util-quiz .bu-util-intro, .bu-util-checklist .bu-util-intro, .bu-util-tabela .bu-util-intro { max-width: 70ch; }
.bu-contato-cards .bu-form, .bu-contato-empilhado .bu-form { margin-top: 22px; }
.bu-faq-accordion details, .bu-faq-toggle details { scroll-margin-top: 96px; }
.bu-proc-timeline, .bu-proc-horizontal, .bu-proc-numeros { position: relative; }
@media (max-width: 640px) { .bu-topo { flex-wrap: wrap; } .bu-nav { width: 100%; display: flex; flex-wrap: wrap; justify-content: center; gap: 6px 14px; padding: 8px 0 2px; } .bu-nav a { margin: 0; font-size: 15px; } }

.bu-hero-split { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; max-width: 1180px; margin: 0 auto; padding: 72px 24px; }
.bu-hero-img { width: 100%; height: auto; border-radius: var(--bu-curva); aspect-ratio: 16 / 10; object-fit: cover; }
.bu-hero-split .bu-lead { color: var(--bu-muted); }
.bu-hero-split .bu-btn-2 { border: 1px solid var(--bu-base); color: var(--bu-base); }
.bu-hero-split .bu-hero-fatos li { background: var(--bu-nevoa); border-left: 3px solid var(--bu-accent); }
@media (max-width: 820px) { .bu-hero-split { grid-template-columns: 1fr; } }
.bu-cards-zigzag .bu-cards { display: grid; gap: 18px; }
.bu-cards-zigzag .bu-card { display: flex; gap: 22px; align-items: center; max-width: 760px; }
.bu-cards-zigzag .bu-card:nth-child(even) { flex-direction: row-reverse; margin-left: auto; text-align: right; }
.bu-card-num { font-family: 'Outfit'; font-weight: 900; font-size: 34px; color: #fff; background: var(--bu-base); border-radius: var(--bu-curva); min-width: 76px; height: 76px; display: grid; place-items: center; }
.bu-card { padding: 22px; border: 1px solid var(--bu-linha); border-top: 3px solid var(--bu-accent); border-radius: var(--bu-curva); }
.bu-passos { list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 20px; }
.bu-passo { background: var(--bu-nevoa); border-radius: var(--bu-curva); padding: 22px; }
.bu-passo-num { display: block; font-family: 'Outfit'; font-size: 46px; font-weight: 900; color: var(--bu-base); line-height: 1; margin-bottom: 8px; }
.bu-faq-grid { max-width: 1120px; }
.bu-faq-grade { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 18px; }
.bu-faq-grade .bu-faq-item { padding: 20px; border-radius: var(--bu-curva); background: var(--bu-nevoa); }
.bu-faq-grade h3 { font-size: 17px; margin-bottom: 8px; }
.bu-grid-artigos { display: grid; gap: 0; }
.bu-blog-simples .bu-art-card { border: none; border-bottom: 1px solid var(--bu-linha); border-radius: 0; }
.bu-blog-simples .bu-art-info { padding: 16px 0; }
.bu-contato-lado { max-width: 1040px; }
.bu-contato-grade { display: grid; grid-template-columns: 1fr 1.2fr; gap: 32px; }
@media (max-width: 760px) { .bu-contato-grade { grid-template-columns: 1fr; } }
.bu-topo-esquerda { justify-content: space-between; }
.bu-util { max-width: 860px; margin: 0 auto; }
.bu-util h2 { margin-bottom: 12px; }
.bu-util-intro { margin-bottom: 18px; }
.bu-util-nota { margin-top: 16px; font-size: 14px; color: var(--bu-muted); }
.bu-quiz { display: grid; gap: 18px; }
.bu-quiz-q { border: 1px solid var(--bu-linha); border-radius: var(--bu-curva); padding: 18px 20px; }
.bu-quiz-q legend { font-weight: 700; padding: 0 6px; }
.bu-quiz-in { position: absolute; opacity: 0; pointer-events: none; }
.bu-quiz-op { display: block; margin-top: 10px; padding: 10px 14px; border: 1px solid var(--bu-linha); border-radius: var(--bu-curva); cursor: pointer; }
.bu-quiz-in:checked + .bu-quiz-op { border-color: var(--bu-base); background: var(--bu-nevoa); font-weight: 600; }
.bu-quiz-in:focus-visible + .bu-quiz-op { outline: 2px solid var(--bu-accent); }
.bu-quiz-ret { display: none; margin: 8px 0 0; padding: 10px 14px; border-left: 3px solid var(--bu-accent); font-size: 15px; }
.bu-quiz-in:checked + .bu-quiz-op + .bu-quiz-ret { display: block; }