:root {
  color-scheme: light;
  --papel: #f6f1e9;
  --papel-2: #ede5d8;
  --tinta: #1d1a16;
  --tinta-2: #5d554b;
  --linha: #ddd3c4;
  --brasa: #e2552b;
  --brasa-forte: #c4441c;
  --verde: #1f7a4a;
  --raio: 18px;
  --display: "Bricolage Grotesque", system-ui, sans-serif;
  --texto: "Manrope", system-ui, sans-serif;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--papel);
  color: var(--tinta);
  font: 16px/1.5 var(--texto);
  -webkit-font-smoothing: antialiased;
}

.topo, main, .rodape { width: min(100% - 32px, 520px); margin-inline: auto; }

.topo { display: flex; align-items: baseline; justify-content: space-between; padding: 22px 0 6px; }
.marca { font: 800 26px/1 var(--display); letter-spacing: -0.04em; }
.marca i { color: var(--brasa); font-style: normal; }
.topo-sub { font-size: 13px; font-weight: 600; color: var(--tinta-2); letter-spacing: 0.02em; }

/* ------------------------------------------------ hero */

.hero { position: relative; padding: 30px 0 26px; }
/* as camadas de uma impressão 3D, vistas de lado */
.camadas {
  position: absolute; right: 0; top: 22px; width: 92px; height: 120px;
  background: repeating-linear-gradient(to bottom, var(--brasa) 0 3px, transparent 3px 7px);
  -webkit-mask: linear-gradient(to left, #000 30%, transparent);
          mask: linear-gradient(to left, #000 30%, transparent);
  border-radius: 46px 46px 8px 8px;
  opacity: 0.2;
}
.sobre { margin: 0 0 10px; font-size: 13px; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--brasa-forte); }
h1 {
  position: relative; margin: 0;
  font: 800 clamp(31px, 8.6vw, 42px)/1.04 var(--display);
  letter-spacing: -0.035em; text-wrap: balance;
}
h1 em { font-style: normal; color: var(--brasa); white-space: nowrap; }
.lead { margin: 14px 0 0; color: var(--tinta-2); font-size: 16px; max-width: 34em; }

/* ------------------------------------------------ formulário */

.cartao {
  background: #fffdf9;
  border: 1px solid var(--linha);
  border-radius: var(--raio);
  padding: 22px 18px 20px;
  box-shadow: 0 18px 40px -28px rgba(60, 40, 20, 0.35);
}

.campo { display: grid; gap: 6px; margin: 0 0 16px; padding: 0; border: 0; min-width: 0; }
.campo label, .campo legend { font-size: 14px; font-weight: 700; padding: 0; }
fieldset.campo legend { margin-bottom: 8px; }
input:not([type="radio"]):not([type="checkbox"]) {
  width: 100%; font: 500 16px/1.2 var(--texto); color: var(--tinta);
  background: var(--papel); border: 1.5px solid var(--linha); border-radius: 12px;
  padding: 13px 14px; outline: none; transition: border-color .15s, background .15s;
}
input::placeholder { color: #a39886; }
input:focus { border-color: var(--tinta); background: #fff; }
input[aria-invalid="true"] { border-color: var(--brasa); }

.canais { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; }
.canais label { position: relative; }
.canais input { position: absolute; opacity: 0; inset: 0; margin: 0; }
.canais span {
  display: flex; align-items: center; justify-content: center; min-height: 48px;
  border: 1.5px solid var(--linha); border-radius: 12px; background: var(--papel);
  font-size: 15px; font-weight: 600; text-align: center; padding: 8px; cursor: pointer;
  transition: border-color .15s, background .15s, color .15s;
}
.canais input:checked + span { border-color: var(--tinta); background: var(--tinta); color: var(--papel); }
.canais input:focus-visible + span { outline: 3px solid var(--brasa); outline-offset: 2px; }
.canais[aria-invalid="true"] span { border-color: var(--brasa); }

.aceite { display: flex; gap: 10px; align-items: flex-start; font-size: 14px; color: var(--tinta-2); margin: 4px 0 18px; cursor: pointer; }
.aceite input { width: 20px; height: 20px; margin: 1px 0 0; flex: none; accent-color: var(--brasa); }

.isca { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.botao {
  width: 100%; min-height: 54px; border: 0; border-radius: 14px; cursor: pointer;
  background: var(--brasa); color: #fff; font: 700 17px/1 var(--texto); letter-spacing: -0.01em;
  transition: background .15s, transform .1s;
}
.botao:hover { background: var(--brasa-forte); }
.botao:active { transform: translateY(1px); }
.botao:disabled { opacity: .6; cursor: progress; }

.erro { margin: 0 0 12px; padding: 10px 12px; border-radius: 10px; background: #fde9e2; color: #8f2e10; font-size: 14px; font-weight: 600; }
.miudo { margin: 14px 0 0; font-size: 12.5px; color: #8a8072; line-height: 1.45; }

/* ------------------------------------------------ pronto */

.pronto { text-align: center; padding: 10px 0 6px; outline: none; }
.selo { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 14px; display: grid; place-items: center; background: #e3f2e8; color: var(--verde); }
.pronto h2 { margin: 0 0 6px; font: 800 28px/1.1 var(--display); letter-spacing: -0.03em; }
.pronto p { margin: 0 0 12px; color: var(--tinta-2); }
.cupom {
  display: grid; gap: 6px; width: 100%; margin: 6px 0 16px; padding: 18px 12px; cursor: pointer;
  background: var(--papel); border: 2px dashed var(--brasa); border-radius: 14px; color: var(--tinta);
}
.cupom span { font: 800 34px/1 var(--display); letter-spacing: 0.04em; word-break: break-all; }
.cupom small { font: 600 13px/1 var(--texto); color: var(--brasa-forte); }
.como { font-size: 14px; }

/* ------------------------------------------------ rodapé */

.rodape { display: grid; gap: 6px; justify-items: center; text-align: center; padding: 34px 0 40px; font-size: 13px; color: var(--tinta-2); }
.rodape .marca { font-size: 20px; color: var(--tinta); }
.rodape a { color: var(--tinta); font-weight: 700; text-decoration: none; }

@media (min-width: 560px) {
  .cartao { padding: 28px 26px 24px; }
  .hero { padding-top: 44px; }
}

.loja { margin-top: 22px; padding-top: 20px; border-top: 1px solid var(--linha); }
.loja p { font-size: 14px; }
.loja .botao { display: flex; align-items: center; justify-content: center; text-decoration: none; background: var(--tinta); }
.loja .botao:hover { background: #000; }