:root{--fundo:#F3F5F8;--papel:#FFFFFF;--texto:#1B2433;--fraco:#5A6476;--linha:#D9DEE6;--acento:#F2B705;--tinta:#0E1B2C;--suave:#FFF6D6}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{margin:0;background:var(--fundo);color:var(--texto);font:400 17px/1.6 "Instrument Sans",system-ui,sans-serif;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--tinta);outline-offset:3px;border-radius:4px}
h1,h2{font-family:"Bricolage Grotesque",system-ui,sans-serif;color:#0E1B2C;letter-spacing:-.02em;margin:0}

.topo{display:flex;justify-content:space-between;align-items:center;max-width:1120px;margin:0 auto;padding:22px 24px}
.marca{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;font-size:22px;text-decoration:none;color:#0E1B2C;letter-spacing:-.03em}
.marca b{font-weight:800;background:#0E1B2C;color:#fff;padding:0 6px 2px;margin-left:2px;border-radius:4px}
.topo nav{display:flex;gap:20px}
.topo nav a{text-decoration:none;font-weight:600;color:var(--fraco)}
.topo nav a:hover{color:#0E1B2C}

/* página inicial */
.abertura{max-width:1120px;margin:0 auto;padding:56px 24px 40px}
.abertura h1{font-size:clamp(40px,7vw,84px);line-height:.98;font-weight:800;max-width:13ch}
.abertura p{max-width:56ch;color:var(--fraco);font-size:19px;margin:22px 0 40px}
.linha-tempo{position:relative;display:grid;grid-template-columns:repeat(12,1fr);gap:4px;height:46px}
.linha-tempo i{background:#E2E6EC;border-radius:3px}
.linha-tempo i:nth-child(odd){background:#D5DBE3}
.linha-tempo b{position:absolute;top:-8px;bottom:-8px;left:41%;width:22%;border:3px solid #0E1B2C;border-radius:6px;background:linear-gradient(90deg,#F2B70555,#19D3C555);animation:corte 1.4s cubic-bezier(.2,.8,.2,1) .2s both}
.linha-tempo b::before,.linha-tempo b::after{content:"";position:absolute;top:50%;width:8px;height:22px;margin-top:-11px;background:#0E1B2C;border-radius:2px}
.linha-tempo b::before{left:-6px}.linha-tempo b::after{right:-6px}
@keyframes corte{from{left:0;width:100%;opacity:.3}to{left:41%;width:22%;opacity:1}}

.prateleira{max-width:1120px;margin:0 auto;padding:48px 24px}
.prat-cab{display:flex;align-items:baseline;gap:18px;flex-wrap:wrap;border-bottom:4px solid var(--acento);padding-bottom:12px;margin-bottom:8px}
.prat-cab h2{font-size:34px;font-weight:800}
.prat-cab p{margin:0;color:var(--fraco)}
.item{display:grid;grid-template-columns:96px 1fr auto;gap:22px;align-items:center;padding:18px 8px;border-bottom:1px solid var(--linha);text-decoration:none;transition:background .15s}
.item:hover{background:var(--suave)}
.item img{border-radius:4px;box-shadow:0 10px 20px -12px rgba(14,27,44,.6)}
.item-texto strong{display:block;font-family:"Bricolage Grotesque",sans-serif;font-size:22px;line-height:1.2;color:#0E1B2C}
.item-texto span{color:var(--fraco)}
.item-preco{font-family:"Bricolage Grotesque",sans-serif;font-weight:700;font-size:20px;white-space:nowrap}

/* página de produto */
.produto{max-width:1120px;margin:0 auto;padding:0 24px}
.heroi{display:grid;grid-template-columns:1.25fr .75fr;gap:56px;align-items:center;padding:40px 0 48px}
.canal{display:inline-block;margin:0 0 18px;padding:4px 12px;border-radius:99px;background:var(--suave);font-weight:600;color:var(--tinta);box-shadow:inset 0 0 0 1.5px var(--acento)}
.heroi h1{font-size:clamp(36px,5.4vw,64px);line-height:1.02;font-weight:800;max-width:16ch}
.sub{font-size:19px;color:var(--fraco);max-width:52ch;margin:20px 0 30px}
.acao .nota{margin:12px 0 0;font-size:14px;color:var(--fraco)}
.comprar{display:inline-block;background:#0E1B2C;color:#fff;text-decoration:none;font-weight:600;font-size:18px;padding:16px 28px;border-radius:10px;box-shadow:0 0 0 0 var(--acento);transition:box-shadow .15s,transform .15s}
.comprar:hover{box-shadow:0 0 0 5px var(--acento);transform:translateY(-1px)}
.comprar.breve{background:#7A8496;cursor:default;box-shadow:none;transform:none}
.livro{margin:0;justify-self:center}
.livro img{width:min(360px,100%);border-radius:6px;box-shadow:24px 28px 0 -6px var(--acento),0 30px 50px -20px rgba(14,27,44,.55);transform:rotate(2deg)}

.faixa-corte{height:14px;background:repeating-linear-gradient(90deg,#D5DBE3 0 38px,transparent 38px 42px);border-radius:3px;position:relative;margin:8px 0 24px}
.faixa-corte span{position:absolute;inset:-6px auto -6px 30%;width:16%;border:3px solid #0E1B2C;border-radius:5px;background:var(--acento)}

.bloco{padding:36px 0;border-bottom:1px solid var(--linha)}
.bloco h2{font-size:30px;font-weight:800;margin-bottom:18px}
.duas{display:grid;grid-template-columns:1fr 1fr;gap:48px}
.marcas{list-style:none;padding:0;margin:0}
.marcas li{position:relative;padding:8px 0 8px 30px;border-bottom:1px dashed var(--linha)}
.marcas li::before{content:"";position:absolute;left:0;top:15px;width:16px;height:10px;border:3px solid var(--tinta);border-top:0;border-right:0;transform:rotate(-45deg)}
.sumario{columns:2;column-gap:48px;padding-left:28px;margin:0}
.sumario li{break-inside:avoid;padding:6px 0 6px 6px;font-weight:500}
.sumario li::marker{font-family:"Bricolage Grotesque",sans-serif;font-weight:800;color:var(--tinta)}
.paginas{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.paginas img{border-radius:4px;border:1px solid var(--linha);background:#fff;box-shadow:0 18px 30px -22px rgba(14,27,44,.5)}
.faq details{border-bottom:1px solid var(--linha);padding:14px 0}
.faq summary{cursor:pointer;font-weight:600;font-size:18px;list-style:none;display:flex;justify-content:space-between;gap:16px}
.faq summary::after{content:"+";font-family:"Bricolage Grotesque",sans-serif;font-size:24px;line-height:1;color:var(--tinta)}
.faq details[open] summary::after{content:"–"}
.faq p{margin:10px 0 0;color:var(--fraco);max-width:70ch}
.fecho{margin:48px 0 64px;padding:44px;border-radius:16px;background:#0E1B2C;color:#E7ECF3}
.fecho h2{color:#fff;font-size:32px}
.fecho p{max-width:60ch;color:#B9C3D2}
.fecho .comprar{background:var(--acento);color:#0E1B2C}
.fecho .comprar.breve{background:#3A4658;color:#C7CFDB}

.rodape{max-width:1120px;margin:0 auto;padding:36px 24px 48px;display:flex;justify-content:space-between;gap:32px;flex-wrap:wrap;color:var(--fraco);font-size:15px;border-top:1px solid var(--linha)}
.rodape p{margin:6px 0}

@media (max-width:820px){
  body{font-size:16px}
  .heroi{grid-template-columns:1fr;gap:36px;padding-top:16px}
  .livro{order:-1}
  .livro img{width:220px}
  .duas{grid-template-columns:1fr;gap:28px}
  .sumario{columns:1}
  .paginas{grid-template-columns:1fr 1fr}
  .paginas img:nth-child(3){display:none}
  .item{grid-template-columns:64px 1fr;gap:14px}
  .item-preco{grid-column:2}
  .item-texto strong{font-size:19px}
  .fecho{padding:28px}
  .comprar{display:block;text-align:center}
}