:root {
  /* The app's own palette: white cards on light grey, one orange. */
  --paper: #f3f3f3;
  --card: #ffffff;
  --ink: #111111;
  --muted: #6b6b6b;
  --line: #e4e4e4;
  --accent: #c94e2d;
  --gutter: clamp(20px, 5vw, 56px);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Archivo, system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; }

h1, h2, h3 { margin: 0; font-weight: 800; letter-spacing: -0.03em; }

.tabular { font-variant-numeric: tabular-nums; }

/* The technical caption face: model codes and the maker's own wording. */
.sobrescrito, .linha-nota, .descricao, .conta, .aviso, .ano {
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Menlo, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* ---------- topo ---------- */

.topo {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 14px var(--gutter);
  background: rgba(243, 243, 243, 0.86);
  backdrop-filter: saturate(1.4) blur(10px);
  border-bottom: 1px solid var(--line);
}

.marca {
  font-weight: 800;
  font-size: 17px;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.atalhos { display: flex; align-items: center; gap: 10px; }

.atalhos a {
  font-size: 13px;
  text-decoration: none;
  color: var(--muted);
  padding: 8px 4px;
}

.atalhos a:hover { color: var(--ink); }

.zap {
  color: var(--ink) !important;
  border: 1px solid var(--line);
  background: var(--card);
  border-radius: 999px;
  padding: 8px 16px !important;
}

/* ---------- palco ---------- */

.palco {
  display: flex;
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  background: var(--card);
  border-bottom: 1px solid var(--line);
  scrollbar-width: none;
}

.palco::-webkit-scrollbar { display: none; }

.palco .slide {
  position: relative;
  flex: 0 0 100%;
  scroll-snap-align: center;
  background: var(--card);
}

.palco img {
  display: block;
  width: 100%;
  height: clamp(220px, 40vw, 520px);
  /* The slide is white on white: contain never shows a letterbox. */
  object-fit: contain;
  object-position: center;
}

.palco .chamada {
  margin: 0;
  padding: 0 var(--gutter) 32px;
  font-size: clamp(22px, 3.2vw, 40px);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.04em;
  max-width: 20ch;
}

/* Wide enough for the headline to stand beside the equipment, not under it. */
@media (min-width: 820px) {
  .palco .chamada {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    padding: 0 var(--gutter);
    max-width: 15ch;
  }
}

/* ---------- conteúdo ---------- */

.conteudo {
  max-width: 1240px;
  margin: 0 auto;
  padding: clamp(48px, 7vw, 96px) var(--gutter) 96px;
}

.abertura { margin-bottom: clamp(48px, 7vw, 88px); }

.sobrescrito { margin: 0 0 14px; color: var(--muted); }

.abertura h1 {
  font-size: clamp(40px, 8vw, 92px);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.linha-fina {
  margin: 16px 0 0;
  font-size: clamp(17px, 2vw, 21px);
  color: var(--muted);
  max-width: 34ch;
}

.conteudo > section + section { margin-top: clamp(56px, 8vw, 104px); }

.indice h2, .vitrine h2, .especificacoes h2 {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
  padding-bottom: 14px;
  border-bottom: 1px solid var(--ink);
  margin-bottom: 8px;
}

/* ---------- a tabela ---------- */

.familia { margin-top: 36px; }

.familia h3 {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: clamp(20px, 2.6vw, 28px);
  margin-bottom: 4px;
}

.conta {
  color: var(--accent);
  font-size: 12px;
  letter-spacing: 0.06em;
}

.linha {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 4px 24px;
  align-items: baseline;
  padding: 18px 8px 18px 0;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  transition: background-color 0.15s, padding-left 0.15s;
}

.linha:hover, .linha:focus-visible {
  background: var(--card);
  padding-left: 16px;
  outline: none;
}

.linha-modelo { font-size: clamp(18px, 2.2vw, 22px); font-weight: 600; letter-spacing: -0.02em; }

.linha-nota {
  grid-column: 1;
  color: var(--muted);
  line-height: 1.5;
  max-width: 52ch;
}

.linha-preco {
  grid-row: 1 / span 2;
  grid-column: 2;
  text-align: right;
  font-size: clamp(18px, 2.2vw, 22px);
  font-weight: 600;
  white-space: nowrap;
}

.linha-preco small {
  display: block;
  margin-top: 2px;
  font-size: 12px;
  font-weight: 400;
  color: var(--muted);
}

/* ---------- vitrine ---------- */

.grade {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(230px, 1fr));
  gap: clamp(14px, 2vw, 24px);
  margin-top: 28px;
}

.cartao {
  display: block;
  text-decoration: none;
  transition: transform 0.18s;
}

.cartao:hover { transform: translateY(-3px); }

.moldura {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 18px;
  overflow: hidden;
}

.foto, .sem-foto {
  display: block;
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: contain;
  /* The makers cut their photos out on white; the tile is white to match. */
  background: var(--card);
}

.sem-foto {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--muted);
  font-size: 12px;
  text-align: center;
}

.cartao h3 { margin: 14px 0 6px; font-size: 15px; font-weight: 600; letter-spacing: -0.02em; }

.preco { margin: 0; font-size: 19px; font-weight: 700; letter-spacing: -0.02em; }

.parcela { margin: 3px 0 0; font-size: 13px; color: var(--muted); }

/* ---------- conteúdo editorial ---------- */

.saber {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: clamp(20px, 3vw, 40px);
  padding-top: clamp(40px, 6vw, 72px);
  border-top: 1px solid var(--ink);
}

.saber h3 { font-size: 19px; letter-spacing: -0.025em; }

.saber p { margin: 10px 0 0; color: var(--muted); max-width: 38ch; }

/* ---------- produto ---------- */

.voltar {
  display: inline-block;
  margin-bottom: 28px;
  font-size: 13px;
  color: var(--muted);
  text-decoration: none;
}

.voltar::before { content: "← "; }

.voltar:hover { color: var(--ink); }

.detalhe {
  display: grid;
  grid-template-columns: 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: start;
}

@media (min-width: 820px) {
  .detalhe { grid-template-columns: 1.1fr 1fr; }
}

.moldura.grande { padding: clamp(20px, 4vw, 48px); border-radius: 18px; }

.foto-grande {
  display: block;
  width: 100%;
  aspect-ratio: 1 / 1;
  object-fit: contain;
  background: var(--card);
}

.dados h1 {
  font-size: clamp(32px, 5vw, 56px);
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 14px;
}

.descricao { margin: 0 0 28px; color: var(--muted); line-height: 1.7; }

.preco-grande {
  margin: 0;
  font-size: clamp(30px, 4vw, 42px);
  font-weight: 800;
  letter-spacing: -0.035em;
}

.dados .parcela { font-size: 14px; }

.comprar {
  display: inline-flex;
  align-items: center;
  height: 54px;
  margin-top: 28px;
  padding: 0 40px;
  border-radius: 999px;
  background: var(--accent);
  color: #fff;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: -0.01em;
  text-decoration: none;
  transition: background-color 0.15s;
}

.comprar:hover { background: #b24427; }

.resumo { margin: 24px 0 0; color: var(--muted); max-width: 46ch; }

.especificacoes dl {
  display: grid;
  margin: 24px 0 0;
}

.especificacoes dl > div {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2px;
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

@media (min-width: 620px) {
  .especificacoes dl > div { grid-template-columns: 280px 1fr; gap: 24px; }
}

.especificacoes dt { color: var(--muted); font-size: 14px; }

.especificacoes dd { margin: 0; font-size: 15px; }

.manual {
  display: inline-block;
  margin-top: 24px;
  font-size: 14px;
  color: var(--accent);
  text-underline-offset: 4px;
}

.vazio { color: var(--muted); }

/* ---------- rodapé ---------- */

.rodape {
  border-top: 1px solid var(--line);
  background: var(--card);
}

.rodape-linha {
  max-width: 1240px;
  margin: 0 auto;
  padding: 28px var(--gutter);
  display: flex;
  flex-wrap: wrap;
  gap: 8px 24px;
  align-items: baseline;
  justify-content: space-between;
}

.marca-rodape { font-weight: 700; letter-spacing: -0.02em; }

.aviso, .ano { color: var(--muted); }

a:focus-visible, .linha:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

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