/* Guias do BardinAI: mesma identidade da página de vendas (paleta, Georgia,
   Courier New nos rótulos), sem fonte externa para carregar rápido.
   Legibilidade: line-height 1.7 no corpo, medida de 68ch, claro e escuro. */

*,*::before,*::after{box-sizing:border-box}

:root{
  --paper:#F1EBDD; --paper-2:#E9E1CF; --ink:#1E1712; --ink-soft:#5A4F44;
  --ox:#8A2B1E; --ox-bright:#B23A27; --gold:#96712F; --line:#C9BEA6;
  --hi:rgba(138,43,30,.16);
}
:root[data-theme="dark"]{
  --paper:#161310; --paper-2:#1E1A15; --ink:#EDE3D1; --ink-soft:#A99A83;
  --ox:#D25A44; --ox-bright:#E67A63; --gold:#C9A461; --line:#3A322A;
  --hi:rgba(210,90,68,.20);
}

html{scroll-behavior:smooth}
body{
  margin:0; background:var(--paper); color:var(--ink);
  font-family:system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:17px; line-height:1.7;
  -webkit-text-size-adjust:100%;
}
.wrap{width:100%; max-width:760px; margin:0 auto; padding:0 20px}

/* pular para o conteúdo: primeiro elemento focável da página */
.pular{
  position:absolute; left:-9999px; top:0; z-index:99;
  background:var(--ink); color:var(--paper); padding:12px 18px; border-radius:2px;
}
.pular:focus{left:12px; top:12px}

a{color:var(--ox); text-underline-offset:3px}
a:hover{color:var(--ox-bright)}
/* No escuro o terracota base cai para 4,36 sobre o papel escuro, abaixo do
   mínimo de 4,5. Medido no navegador: o clareado resolve sem mudar o matiz. */
:root[data-theme="dark"] a{color:var(--ox-bright)}
:focus-visible{outline:3px solid var(--ox-bright); outline-offset:2px}

/* ---------- topo ---------- */
.topo{border-bottom:1px solid var(--line); background:var(--paper)}
.topo-linha{display:flex; align-items:center; gap:16px; justify-content:space-between; padding:14px 20px}
.marca{
  font-family:Georgia,serif; font-size:19px; font-weight:600;
  color:var(--ink); text-decoration:none; letter-spacing:-.01em;
}
.marca b{color:var(--ox)}
.topo-acoes{display:flex; align-items:center; gap:10px}
.btn-tema{
  font-family:'Courier New',monospace; font-size:12px; letter-spacing:.08em; text-transform:uppercase;
  background:none; color:var(--ink-soft); border:1px solid var(--line);
  padding:7px 12px; border-radius:2px; cursor:pointer;
}
.btn-tema:hover{color:var(--ink); border-color:var(--ink-soft)}
.btn-topo{
  display:inline-block; font-family:'Courier New',monospace; font-size:12px;
  letter-spacing:.08em; text-transform:uppercase; text-decoration:none;
  background:var(--ink); color:var(--paper); padding:9px 15px; border-radius:2px;
}
.btn-topo:hover{background:var(--ox); color:#FFF8EE}
/* No celular ele ENCOLHE, não desaparece: era o único apelo do topo, e a maior
   parte do público lê no telefone. Medido a 375px: marca, tema e botão cabem. */
@media(max-width:520px){
  .topo-linha{gap:10px; padding:12px 16px}
  .marca{font-size:17px}
  .btn-topo{padding:8px 11px; font-size:11px; letter-spacing:.05em}
  .btn-tema{padding:7px 10px; font-size:11px}
}

/* ---------- migalha ---------- */
.migalha{font-family:'Courier New',monospace; font-size:12px; color:var(--ink-soft); padding:18px 0 0}
.migalha a{color:var(--ink-soft)}
.migalha span{opacity:.6; padding:0 6px}

/* ---------- artigo ---------- */
article{padding:10px 0 48px}
h1{
  font-family:Georgia,serif; font-weight:600; letter-spacing:-.02em;
  font-size:clamp(28px,5.2vw,42px); line-height:1.2; margin:18px 0 0;
}
.chamada{font-size:clamp(18px,2.4vw,20px); color:var(--ink-soft); margin:14px 0 0; max-width:60ch}

/* bloco de resposta direta: é o que buscador e IA leem primeiro */
.resposta{
  margin:30px 0; padding:20px 22px;
  background:var(--paper-2); border-left:5px solid var(--ox); border-radius:2px;
}
.resposta h2{
  font-family:'Courier New',monospace; font-size:11px; letter-spacing:.16em;
  text-transform:uppercase; color:var(--ox); margin:0 0 8px;
}
.resposta p{margin:0; font-size:18px}

h2{font-family:Georgia,serif; font-weight:600; font-size:clamp(22px,3.4vw,29px); line-height:1.25; margin:44px 0 0; letter-spacing:-.01em}
h3{font-family:Georgia,serif; font-weight:600; font-size:clamp(18px,2.4vw,21px); margin:30px 0 0}
p{margin:14px 0 0; max-width:68ch}
ul,ol{margin:14px 0 0; padding-left:24px; max-width:66ch}
li{margin:8px 0}
li::marker{color:var(--ox)}
strong{font-weight:600}
blockquote{
  margin:22px 0; padding:4px 0 4px 20px; border-left:3px solid var(--line);
  font-family:Georgia,serif; font-style:italic; color:var(--ink-soft); max-width:64ch;
}

/* ---------- ponte para o produto ---------- */
.ponte{
  margin:44px 0 0; padding:26px; border:2px solid var(--ink); border-radius:3px; background:var(--paper-2);
}
.ponte h2{margin:0; font-size:clamp(20px,3vw,25px)}
.ponte p{margin:12px 0 0}
.ponte .acao{margin-top:20px; display:flex; flex-wrap:wrap; gap:14px; align-items:center}
.btn-compra{
  display:inline-flex; align-items:center; gap:10px; text-decoration:none;
  font-family:'Courier New',monospace; font-size:15px; letter-spacing:.08em; text-transform:uppercase;
  background:linear-gradient(135deg,var(--ox-bright),var(--ox)); color:var(--paper);
  padding:16px 28px; border-radius:3px; box-shadow:4px 4px 0 var(--ink);
  transition:transform .25s, box-shadow .25s;
}
.btn-compra:hover{transform:translate(-2px,-2px); box-shadow:7px 7px 0 var(--ink); color:var(--paper)}
:root[data-theme="dark"] .btn-compra{box-shadow:4px 4px 0 var(--line)}
:root[data-theme="dark"] .btn-compra:hover{box-shadow:7px 7px 0 var(--line)}
.ponte .selo{font-family:'Courier New',monospace; font-size:13px; color:var(--ink-soft); margin:0}

/* ---------- perguntas ---------- */
.faq{margin:48px 0 0}
.faq h2{margin-top:0}
.faq-item{border-bottom:1px solid var(--line); padding:6px 0}
.faq-item:last-child{border-bottom:none}
.faq-item summary{
  font-family:Georgia,serif; font-size:clamp(17px,2.2vw,20px); font-weight:600;
  cursor:pointer; padding:14px 0; list-style:none; display:flex; gap:12px; align-items:baseline;
}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::before{content:'▶'; color:var(--ox); font-size:.7em; transition:transform .25s; flex:none}
.faq-item[open] summary::before{transform:rotate(90deg)}
.faq-item p{margin:0 0 16px; padding-left:24px}

/* ---------- rodapé com os guias (o eixo que liga tudo) ---------- */
.rodape{border-top:1px solid var(--line); background:var(--paper-2); margin-top:56px; padding:36px 0 28px}
.rodape h2{font-family:'Courier New',monospace; font-size:11px; letter-spacing:.16em; text-transform:uppercase; color:var(--ink-soft); margin:0 0 14px}
.rodape ul{list-style:none; padding:0; margin:0; columns:2; column-gap:32px; max-width:none}
@media(max-width:640px){ .rodape ul{columns:1} }
.rodape li{margin:0 0 9px; break-inside:avoid}
.rodape li a{font-size:15px; text-decoration:none}
.rodape li a:hover{text-decoration:underline}
.rodape .aviso{margin:24px 0 0; font-size:14px; color:var(--ink-soft); max-width:64ch}
.rodape .fim{margin:18px 0 0; font-family:'Courier New',monospace; font-size:12px; color:var(--ink-soft)}

@media(prefers-reduced-motion:reduce){
  *{animation:none!important; transition:none!important}
  html{scroll-behavior:auto}
}