:root {
  --cafe: #2e2420;
  --cafe-claro: #5d4f48;
  --papel: #ffffff;
  --cimento: #eeece8;
  --linha: #d9d5ce;
  --rec: #d6341f;
  --margem: clamp(16px, 4vw, 48px);
  --fonte: "Schibsted Grotesk", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--cafe);
  font: 400 17px/1.6 var(--fonte);
  -webkit-font-smoothing: antialiased;
}
img, video { display: block; max-width: 100%; }
h1, h2, h3 { margin: 0; font-weight: 400; letter-spacing: -0.02em; text-wrap: balance; }
h2 { font-size: clamp(28px, 3.4vw, 44px); line-height: 1.12; }
h3 { font-size: clamp(22px, 2.2vw, 28px); line-height: 1.2; }
p { margin: 0; }
a { color: inherit; }
:focus-visible { outline: 2px solid var(--rec); outline-offset: 3px; }

.botao {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 28px;
  border: 1px solid var(--cafe);
  background: var(--cafe);
  color: var(--papel);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: background .15s, color .15s;
}
.botao:hover { background: var(--papel); color: var(--cafe); }
.botao-claro { border-color: var(--papel); background: var(--papel); color: var(--cafe); }
.botao-claro:hover { background: transparent; color: var(--papel); }
.botao-vazado { border-color: var(--papel); background: transparent; color: var(--papel); }
.botao-vazado:hover { background: var(--papel); color: var(--cafe); }

/* Botoes de compra: brilho que atravessa e onda em volta */
.botao[data-comprar] {
  --onda: 214, 52, 31;
  --brilho: rgba(255, 255, 255, .45);
  border-color: var(--rec);
  background: var(--rec);
  color: var(--papel);
  position: relative;
  overflow: hidden;
  isolation: isolate;
  font-weight: 700;
  animation: onda 2.8s ease-out infinite;
  transition: background .15s, color .15s, transform .15s;
}
.botao[data-comprar]::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(105deg, transparent 35%, var(--brilho) 50%, transparent 65%);
  transform: translateX(-110%);
  animation: brilho 2.8s ease-in-out infinite;
}
.botao[data-comprar]:hover { border-color: #b22815; background: #b22815; color: var(--papel); transform: translateY(-2px); }
.cta-centro { margin-top: 40px; text-align: center; }
.botao[data-comprar]:active { transform: translateY(0); }
@keyframes onda {
  0% { box-shadow: 0 0 0 0 rgba(var(--onda), .45); }
  70%, 100% { box-shadow: 0 0 0 12px rgba(var(--onda), 0); }
}
@keyframes brilho {
  0%, 45% { transform: translateX(-110%); }
  85%, 100% { transform: translateX(110%); }
}

/* Cabecalho */
.topo {
  position: sticky;
  top: 0;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
  padding: 0 var(--margem);
  border-bottom: 1px solid var(--linha);
  background: var(--papel);
}
.marca { font-size: 20px; font-weight: 700; letter-spacing: -0.03em; text-decoration: none; }
.menu { display: none; gap: 28px; font-size: 15px; }
.menu a { text-decoration: none; }
.menu a:hover { text-decoration: underline; text-underline-offset: 4px; }
.topo .botao { display: none; min-height: 40px; padding: 0 16px; font-size: 14px; }

/* Abertura: a tela inteira e o visor da camera na cabeca */
.abertura {
  position: relative;
  display: flex;
  min-height: calc(100svh - 64px);
  padding: var(--margem);
  background-color: var(--cafe);
  background-image:
    linear-gradient(to top, rgba(46, 36, 32, .94), rgba(46, 36, 32, .8) 55%, rgba(46, 36, 32, .58) 72%, rgba(46, 36, 32, .04) 90%),
    url("../imagens/07-pagina-celular.webp");
  background-position: center;
  background-size: cover;
  color: var(--papel);
}
.visor {
  position: absolute;
  inset: var(--margem);
  pointer-events: none;
  background:
    linear-gradient(var(--papel), var(--papel)) left top / 44px 1px,
    linear-gradient(var(--papel), var(--papel)) left top / 1px 44px,
    linear-gradient(var(--papel), var(--papel)) right top / 44px 1px,
    linear-gradient(var(--papel), var(--papel)) right top / 1px 44px,
    linear-gradient(var(--papel), var(--papel)) left bottom / 44px 1px,
    linear-gradient(var(--papel), var(--papel)) left bottom / 1px 44px,
    linear-gradient(var(--papel), var(--papel)) right bottom / 44px 1px,
    linear-gradient(var(--papel), var(--papel)) right bottom / 1px 44px;
  background-repeat: no-repeat;
}
.gravando {
  position: absolute;
  top: 16px;
  left: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
}
.gravando::before {
  content: "";
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--rec);
  animation: piscar 1.6s steps(2, jump-none) infinite;
}
@keyframes piscar { to { opacity: .2; } }
.abertura-texto {
  position: relative;
  align-self: flex-end;
  width: 100%;
  max-width: 920px;
  padding: 72px 18px 76px;
}
.abertura h1 { font-size: clamp(38px, 6.4vw, 84px); line-height: 1.02; letter-spacing: -0.035em; }
.abertura p { max-width: 58ch; margin-top: 20px; font-size: clamp(17px, 1.6vw, 20px); line-height: 1.45; }
.acoes { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }
.abertura .garantia { margin-top: 12px; font-size: 14px; }

/* Secoes */
.secao { padding: clamp(64px, 9vw, 120px) var(--margem); }
.cinza { background: var(--cimento); }

/* Abas do conteudo */
.abas {
  display: flex;
  gap: 10px;
  scrollbar-width: none;
  max-width: 1200px;
  margin: 48px auto 0;
  overflow-x: auto;
  border-bottom: 1px solid var(--linha);
}
.abas button {
  flex: none;
  min-height: 48px;
  padding: 0 2px;
  border: 0;
  border-bottom: 2px solid transparent;
  background: none;
  color: var(--cafe-claro);
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}
.abas button:first-child { margin-left: auto; }
.abas button:last-child { margin-right: auto; }
.abas button[aria-selected="true"] { border-bottom-color: var(--cafe); color: var(--cafe); }
.painel {
  display: grid;
  gap: 32px;
  align-items: center;
  max-width: 1200px;
  margin: 32px auto 0;
}
.painel[hidden] { display: none; }
.painel p, .painel ul { margin-top: 16px; }
.painel ul { padding-left: 20px; }

/* Lugar da imagem: mostra o que falta ate a imagem do ChatGPT chegar */
.imagem {
  position: relative;
  aspect-ratio: 3 / 2;
  margin: 0;
  overflow: hidden;
  background: var(--cimento);
}
.imagem figcaption {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  padding: 24px;
  color: var(--cafe-claro);
  font-size: 14px;
  text-align: center;
}
.imagem img { position: relative; width: 100%; height: 100%; object-fit: cover; }

/* Rodape */
.rodape {
  padding: 32px var(--margem) 96px;
  color: var(--cafe-claro);
  font-size: 13px;
  line-height: 1.5;
}
.rodape p { max-width: 90ch; }

/* Aviso de vendas */
.aviso-vendas {
  position: fixed;
  top: 124px;
  left: 16px;
  z-index: 14;
  display: flex;
  align-items: center;
  max-width: calc(100% - 32px);
  padding: 2px 4px 2px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, .86);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  box-shadow: 0 2px 10px rgba(46, 36, 32, .12);
  font-size: 13px;
  line-height: 1.3;
  transition: opacity .4s ease-out;
  animation: aviso-entra .3s ease-out;
}
.aviso-vendas[hidden] { display: none; }
.aviso-vendas.saindo { opacity: 0; }
.aviso-vendas strong { font-weight: 500; }
.aviso-vendas button {
  width: 28px;
  height: 28px;
  border: 0;
  border-radius: 50%;
  background: none;
  color: var(--cafe-claro);
  font: inherit;
  font-size: 16px;
  line-height: 1;
  cursor: pointer;
}
@keyframes aviso-entra {
  from { opacity: 0; transform: translateY(6px); }
}

/* Barra de compra no celular */
.barra {
  position: fixed;
  right: 0;
  bottom: 0;
  left: 0;
  z-index: 15;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 8px 16px;
  border-top: 1px solid var(--linha);
  background: var(--papel);
}

@media (min-width: 768px) {
  .topo .botao { display: inline-flex; }
  .abertura {
    background-image:
      linear-gradient(to right, rgba(46, 36, 32, .94), rgba(46, 36, 32, .78) 38%, rgba(46, 36, 32, .05) 62%),
      url("../imagens/08-pagina-computador.webp");
  }
  .abertura-texto { max-width: 54%; padding-bottom: 24px; }
  .abertura h1 { font-size: clamp(36px, 4.6vw, 72px); line-height: 1.04; }
  .abas { gap: clamp(16px, 4vw, 40px); }
  .abas button { font-size: 15px; }
  .painel { grid-template-columns: 1fr 1fr; gap: clamp(32px, 5vw, 72px); }
  .rodape { padding-bottom: 32px; }
  .barra { display: none; }
  .aviso-vendas { top: auto; right: 24px; bottom: 24px; left: auto; }
}

@media (min-width: 1024px) {
  .menu { display: flex; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .gravando::before { animation: none; }
  .botao, .botao[data-comprar] { animation: none; transition: none; }
  .botao[data-comprar]::after { animation: none; }
  .botao[data-comprar]:hover { transform: none; }
  .aviso-vendas { animation: none; transition: none; }
}