/* QNVNV — Central de Materiais
   Paleta oficial do Brand Bible: vinho + preto + ouro */

:root{
  --ink:#0A0A0B;
  --ink-soft:#16141A;
  --oxblood:#5C0E1B;
  --wine:#8E1428;
  --gold:#C8962A;
  --gold-bright:#E7B84B;
  --bone:#EDE6D6;
  --smoke:#8A8079;
  --linha:rgba(200,150,42,.18);
  --max:1080px;
}

*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{
  margin:0;
  background:var(--ink);
  color:var(--bone);
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',sans-serif;
  font-size:17px;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit}

.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}

/* ---------- topo ---------- */
.topo{
  padding:26px 0;
  border-bottom:1px solid var(--linha);
  position:relative;
}
.topo-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.marca{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:19px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--bone);text-decoration:none;font-weight:600;
}
.marca b{color:var(--gold);font-weight:600}
.topo-link{
  font-size:13.5px;letter-spacing:.06em;color:var(--smoke);
  text-decoration:none;transition:color .2s;
}
.topo-link:hover{color:var(--gold-bright)}

/* ---------- hero ---------- */
.hero{padding:74px 0 54px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:
    radial-gradient(760px 380px at 8% -10%, rgba(92,14,27,.62), transparent 62%),
    radial-gradient(420px 260px at 96% 4%, rgba(231,184,75,.10), transparent 68%);
  pointer-events:none;
}
.hero .wrap{position:relative;z-index:1}
.olho{
  font-size:12px;letter-spacing:.24em;text-transform:uppercase;
  color:var(--gold);margin:0 0 18px;font-weight:600;
}
h1{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-weight:700;line-height:1.06;margin:0 0 20px;
  font-size:clamp(2.5rem,7vw,4.3rem);letter-spacing:-.01em;
}
h1 .ouro{color:var(--gold)}
.sub{
  color:var(--smoke);max-width:62ch;margin:0;
  font-size:clamp(1rem,2.2vw,1.16rem);
}

/* ---------- grade de materiais ---------- */
.secao{padding:16px 0 90px}
.grade{
  display:grid;gap:20px;margin-top:34px;
  grid-template-columns:repeat(auto-fill,minmax(300px,1fr));
}
.card{
  position:relative;display:flex;flex-direction:column;
  background:var(--ink-soft);
  border:1px solid var(--linha);
  border-radius:4px;padding:30px 26px 26px;
  text-decoration:none;color:inherit;
  transition:transform .22s ease,border-color .22s ease,background .22s ease;
}
.card::before,.card::after{
  content:"";position:absolute;width:16px;height:16px;
  border-color:var(--gold);border-style:solid;opacity:.55;
  transition:opacity .22s ease;
}
.card::before{top:10px;left:10px;border-width:1px 0 0 1px}
.card::after{bottom:10px;right:10px;border-width:0 1px 1px 0}
.card:hover{transform:translateY(-3px);border-color:rgba(200,150,42,.42);background:#191720}
.card:hover::before,.card:hover::after{opacity:1}
.tag{
  align-self:flex-start;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;
  color:var(--gold);border:1px solid var(--linha);
  padding:5px 11px;border-radius:2px;margin-bottom:16px;
}
.card h2{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:1.72rem;line-height:1.15;margin:0 0 10px;font-weight:700;
}
.card p{color:var(--smoke);font-size:15px;margin:0 0 22px;flex:1}
.cta-linha{
  font-size:13px;letter-spacing:.14em;text-transform:uppercase;
  color:var(--gold-bright);font-weight:600;
}
.cta-linha .seta{transition:transform .22s ease;display:inline-block}
.card:hover .cta-linha .seta{transform:translateX(5px)}

.vazio{
  border:1px dashed var(--linha);border-radius:4px;
  padding:40px 26px;color:var(--smoke);text-align:center;font-size:15px;
}

/* ---------- pagina de material ---------- */
.voltar{
  display:inline-block;margin:34px 0 6px;font-size:13px;
  letter-spacing:.1em;text-transform:uppercase;color:var(--smoke);
  text-decoration:none;transition:color .2s;
}
.voltar:hover{color:var(--gold-bright)}

.material{padding:22px 0 40px;position:relative;overflow:hidden}
.material::before{
  content:"";position:absolute;inset:0;z-index:0;
  background:radial-gradient(680px 340px at 4% -18%, rgba(92,14,27,.55), transparent 64%);
  pointer-events:none;
}
.material .wrap{position:relative;z-index:1}
.material h1{font-size:clamp(2.2rem,6vw,3.7rem)}
.material .sub{margin-bottom:8px}

.lista{list-style:none;padding:0;margin:34px 0 0;max-width:62ch}
.lista li{
  position:relative;padding:0 0 0 26px;margin-bottom:13px;color:var(--bone);
}
.lista li::before{
  content:"";position:absolute;left:0;top:.62em;
  width:9px;height:9px;background:var(--gold);
  clip-path:polygon(0 0,100% 50%,0 100%);
}

/* ---------- bloco de download ---------- */
.baixar{
  margin:46px 0 0;padding:34px 30px;
  background:var(--ink-soft);border:1px solid var(--linha);border-radius:4px;
  position:relative;
}
.baixar::before,.baixar::after{
  content:"";position:absolute;width:18px;height:18px;
  border-color:var(--gold);border-style:solid;opacity:.6;
}
.baixar::before{top:10px;left:10px;border-width:1px 0 0 1px}
.baixar::after{bottom:10px;right:10px;border-width:0 1px 1px 0}

.btn{
  display:inline-flex;align-items:center;gap:12px;
  background:linear-gradient(135deg,var(--gold) 0%,var(--gold-bright) 100%);
  color:#140F04;font-weight:700;font-size:16px;
  letter-spacing:.04em;text-decoration:none;
  padding:17px 34px;border:0;border-radius:3px;cursor:pointer;
  transition:transform .18s ease,box-shadow .18s ease;
  font-family:inherit;
}
.btn:hover{transform:translateY(-2px);box-shadow:0 10px 30px rgba(200,150,42,.24)}
.aviso{font-size:13px;color:var(--smoke);margin:14px 0 0}

/* ---------- e-mail opcional ---------- */
.email-bloco{
  margin-top:26px;padding-top:24px;border-top:1px solid var(--linha);
}
.email-bloco p{margin:0 0 14px;font-size:14.5px;color:var(--smoke)}
.email-form{display:flex;gap:10px;flex-wrap:wrap}
.email-form input{
  flex:1;min-width:220px;
  background:#0E0D11;border:1px solid var(--linha);border-radius:3px;
  color:var(--bone);padding:14px 16px;font-size:15px;font-family:inherit;
}
.email-form input::placeholder{color:#5C554F}
.email-form input:focus{outline:none;border-color:var(--gold)}
.btn-sec{
  background:transparent;border:1px solid var(--gold);color:var(--gold-bright);
  padding:14px 24px;border-radius:3px;font-size:14.5px;font-weight:600;
  cursor:pointer;font-family:inherit;transition:background .2s,color .2s;
}
.btn-sec:hover{background:var(--gold);color:#140F04}
.form-msg{font-size:14px;margin:12px 0 0;min-height:1.2em}
.form-msg.ok{color:var(--gold-bright)}
.form-msg.erro{color:#E0776B}

/* ---------- canal ---------- */
.canal{
  margin:26px 0 0;padding:26px 30px;
  background:linear-gradient(135deg,rgba(92,14,27,.55) 0%,var(--ink-soft) 60%);
  border:1px solid var(--linha);border-radius:4px;
}
.canal h3{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:1.5rem;margin:0 0 8px;font-weight:700;
}
.canal p{margin:0 0 18px;color:var(--smoke);font-size:15px}

/* ---------- rodape ---------- */
.rodape{
  border-top:1px solid var(--linha);padding:34px 0 46px;
  color:var(--smoke);font-size:13.5px;
}
.rodape a{color:var(--gold);text-decoration:none}
.rodape a:hover{color:var(--gold-bright)}
.rodape .assinatura{
  font-family:'Cormorant Garamond',Georgia,serif;
  font-size:16px;letter-spacing:.08em;color:var(--bone);margin:0 0 6px;
}

@media (max-width:600px){
  body{font-size:16px}
  .hero{padding:52px 0 40px}
  .baixar{padding:26px 20px}
  .canal{padding:22px 20px}
  .btn{width:100%;justify-content:center}
  .email-form input,.btn-sec{width:100%}
}