:root {
  color-scheme: light;
  --ground: #eceef0;
  --sheet: #fdfdfc;
  --sheet-alt: #f6f7f8;
  --ink: #16202b;
  --ink-2: #3a4653;
  --dim: #6b7684;
  --rule: #16202b;
  --rule-lt: #ccd3da;
  --orange: #e35205;
  --orange-press: #c74805;
  --yellow: #ffd43b;
  --stamp: #b3261e;
  --ok: #2e7d32;
  --font-display: "Barlow Condensed", "Arial Narrow", sans-serif;
  --font-body: "Barlow", system-ui, -apple-system, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background: var(--ground);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 17px;
  line-height: 1.6;
}

img { max-width: 100%; height: auto; display: block; }

p { max-width: 68ch; }

.skip-link {
  position: absolute;
  left: 16px;
  top: -80px;
  z-index: 40;
  background: var(--ink);
  color: var(--sheet);
  padding: 12px 16px;
  text-decoration: none;
}
.skip-link:focus { top: 12px; }

/* ---------- tipografia ---------- */

h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 700;
  text-transform: uppercase;
  line-height: .96;
  letter-spacing: .005em;
  margin: 0;
  text-wrap: balance;
}

h1 { font-size: clamp(3rem, 7vw, 5.4rem); max-width: 14ch; }
h2 { font-size: clamp(2rem, 4.4vw, 3.2rem); max-width: 22ch; margin-bottom: 18px; }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }

h1 mark, h2 mark {
  background: linear-gradient(transparent 62%, var(--yellow) 62%);
  color: inherit;
}

h2 em { font-style: normal; color: var(--orange); }

.lede { font-size: clamp(1.02rem, 1.3vw, 1.18rem); color: var(--ink-2); }

/* ---------- folhas ---------- */

.sheet {
  max-width: 1240px;
  margin: clamp(18px, 3vw, 40px) auto;
  background: var(--sheet);
  border: 2px solid var(--rule);
  box-shadow: 10px 10px 0 rgba(22, 32, 43, .08);
}

.sheet--ink {
  background: var(--ink);
  color: var(--sheet-alt);
  box-shadow: 10px 10px 0 rgba(22, 32, 43, .25);
}

.sheet--ink h2 { color: var(--sheet); }
.sheet--ink p { color: #b8c1cb; }
.sheet--ink strong { color: var(--sheet); }

.pad { padding: clamp(32px, 4.5vw, 64px) clamp(22px, 4vw, 60px); }

/* faixa-título de cada folha */
.strip {
  display: flex;
  align-items: baseline;
  gap: 18px;
  border-bottom: 2px solid var(--rule);
  padding: 10px clamp(22px, 4vw, 60px);
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.strip span { color: var(--dim); }
.strip b { font-weight: 600; }
.strip-tag { margin-left: auto; color: var(--orange); }
.strip--ink { border-color: #3a4653; }
.strip--ink span { color: #7c8794; }
.strip--ink .strip-tag { color: var(--yellow); }

/* ---------- carimbo de prancha (hero) ---------- */

.titleblock {
  display: grid;
  grid-template-columns: auto 1fr auto auto;
  border-bottom: 2px solid var(--rule);
  font-family: var(--font-mono);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: .08em;
}
.titleblock > div { padding: 10px 16px; border-right: 1px solid var(--rule); }
.titleblock > div:last-child { border-right: none; }
.tb-cell small { display: block; font-size: 9px; color: var(--dim); letter-spacing: .14em; }
.tb-cell b { font-weight: 600; }
.tb-brand {
  background: var(--ink);
  color: var(--sheet-alt);
  font-weight: 600;
  display: flex;
  align-items: center;
}

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

.hero {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(0, 4fr);
}

.hero-copy {
  padding: clamp(36px, 5vw, 72px) clamp(22px, 4vw, 60px) clamp(32px, 4vw, 56px);
  border-right: 2px solid var(--rule);
}

.folio {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--orange);
  margin: 0 0 22px;
}

.sub { font-size: clamp(1.02rem, 1.3vw, 1.15rem); color: var(--ink-2); margin: 18px 0 30px; }
.sub strong { color: var(--ink); }

.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; }

.price-line {
  font-family: var(--font-mono);
  font-size: .85rem;
  color: var(--ink-2);
  margin: 0;
}
.price-line b { font-size: 1.3rem; color: var(--ink); }

.hero-ficha { display: flex; flex-direction: column; }

.ficha-row {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--rule-lt);
}
.ficha-row b {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.1rem, 3vw, 2.9rem);
  line-height: 1;
}
.ficha-row b sup { font-size: .45em; color: var(--orange); }
.ficha-row span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: .13em;
  text-transform: uppercase;
  color: var(--dim);
}

/* ---------- botões ---------- */

.btn {
  display: inline-block;
  background: var(--orange);
  color: #fffdfb;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: .05em;
  text-transform: uppercase;
  text-decoration: none;
  text-align: center;
  padding: 15px 32px;
  border: 2px solid var(--rule);
  box-shadow: 4px 4px 0 var(--rule);
  transition: transform 140ms ease-out, box-shadow 140ms ease-out, background 140ms ease-out;
}
.btn:hover { background: var(--orange-press); transform: translate(-1px, -1px); box-shadow: 5px 5px 0 var(--rule); }
.btn:active { transform: translate(2px, 2px); box-shadow: 2px 2px 0 var(--rule); }
.btn:focus-visible { outline: 3px solid var(--orange); outline-offset: 3px; }

.btn--xl { font-size: 1.4rem; padding: 17px 38px; }
.btn--sm { font-size: 1.02rem; padding: 9px 18px; box-shadow: 3px 3px 0 rgba(253, 253, 252, .25); }
.btn--full { width: 100%; }

/* ---------- carimbos ---------- */

.stamp {
  align-self: flex-start;
  margin: 14px 24px 20px;
  transform: rotate(-4deg);
  border: 2.5px solid var(--stamp);
  color: var(--stamp);
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 7px 12px;
  opacity: .85;
}

.stamp--big {
  font-size: clamp(1rem, 2vw, 1.35rem);
  padding: 16px 22px;
  border-width: 3.5px;
  border-radius: 6px;
  margin: 0;
  flex: none;
}

/* ---------- folha 02: registro de campo ---------- */

.nc-list {
  list-style: none;
  margin: 30px 0 0;
  padding: 0;
  border-top: 1px solid var(--rule-lt);
}
.nc-list li {
  display: grid;
  grid-template-columns: 90px 1fr;
  gap: 18px;
  align-items: baseline;
  padding: 18px 0;
  border-bottom: 1px solid var(--rule-lt);
}
.nc-id {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .12em;
  color: var(--stamp);
}
.nc-list q {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(1.35rem, 2.6vw, 1.9rem);
  line-height: 1.1;
  quotes: "\201C" "\201D";
}
.fonte {
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .06em;
  color: var(--dim);
}

/* ---------- folha 03: diagnóstico ---------- */

.diag-cols {
  columns: 2;
  column-gap: 44px;
  margin-top: 28px;
}
.diag-cols p { break-inside: avoid; margin: 0 0 18px; }

/* ---------- folha 04: passos ---------- */

.passos {
  list-style: none;
  margin: 34px 0 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.passos li { border-top: 3px solid var(--orange); padding-top: 16px; }
.passo-n {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .16em;
  color: var(--orange);
}
.passos h3 { margin: 8px 0 10px; }
.passos p { font-size: .98rem; color: var(--ink-2); margin: 0; }

/* ---------- folha 05: lista de materiais ---------- */

.bom-wrap { overflow-x: auto; margin-top: 30px; }

.bom {
  width: 100%;
  border-collapse: collapse;
  font-size: .98rem;
}
.bom th {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  text-align: left;
  color: var(--dim);
  border-bottom: 2px solid var(--rule);
  padding: 8px 12px;
}
.bom td {
  border-bottom: 1px solid var(--rule-lt);
  padding: 11px 12px;
  vertical-align: top;
}
.bom td:first-child {
  font-family: var(--font-mono);
  font-size: .82rem;
  color: var(--dim);
  width: 52px;
}
.bom td:last-child {
  font-family: var(--font-mono);
  font-size: .85rem;
  font-weight: 600;
  white-space: nowrap;
  width: 130px;
}
.bom-nr td:last-child, .bom-nr td:nth-child(2) strong { color: var(--ok); }
.bom tfoot td {
  border-bottom: none;
  border-top: 2px solid var(--rule);
  font-weight: 600;
}
.bom tfoot td:last-child { color: var(--orange); }
.obs { margin-top: 22px; color: var(--ink-2); font-size: .98rem; }

/* ---------- folha 06: aula ---------- */

.aula-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: start;
}
.aula-note {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.3rem;
  text-transform: none;
  color: var(--yellow) !important;
}
.capitulos {
  list-style: none;
  margin: 0;
  padding: 0;
  border: 1px solid #3a4653;
  background: #1d2833;
}
.capitulos li {
  display: grid;
  grid-template-columns: 74px 1fr;
  gap: 14px;
  align-items: baseline;
  padding: 15px 18px;
  border-bottom: 1px solid #3a4653;
  font-weight: 500;
  color: var(--sheet-alt);
}
.capitulos li:last-child { border-bottom: none; }
.capitulos span {
  font-family: var(--font-mono);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .14em;
  color: var(--yellow);
}

/* ---------- folha 07: bônus ---------- */

.bonus-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: center;
}
.bonus-tags { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.bonus-tags li {
  display: grid;
  grid-template-columns: 92px 1fr;
  gap: 14px;
  align-items: center;
  border: 1px solid var(--rule-lt);
  background: var(--sheet-alt);
  padding: 14px 18px;
}
.bonus-tags b {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  color: var(--orange);
}
.bonus-tags span { font-size: .95rem; color: var(--ink-2); }

/* ---------- folha 08: origem ---------- */

.origem-nums {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(18px, 2.2vw, 30px);
  margin: 32px 0 26px;
}
.origem-nums div { border-top: 3px solid var(--rule); padding-top: 14px; }
.origem-nums b {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 4vw, 3.4rem);
  line-height: 1;
  display: block;
  margin-bottom: 6px;
}
.origem-nums span { font-size: .95rem; color: var(--ink-2); }

/* ---------- folha 09: responsável técnico ---------- */

.resp-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(28px, 4vw, 60px);
  align-items: start;
  margin-top: 26px;
}
.resp-carta p { margin: 0 0 18px; color: var(--ink-2); }
.resp-carta .nowrap { white-space: nowrap; }
.resp-assina {
  max-width: none;
  margin: 26px 0 0 !important;
  padding-top: 14px;
  border-top: 2px solid var(--rule);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  line-height: 1.1;
  letter-spacing: .01em;
  text-transform: uppercase;
  text-wrap: balance;
  color: var(--ink) !important;
}

.carimbo {
  border: 2px solid var(--rule);
  background: var(--sheet-alt);
  font-family: var(--font-mono);
}
.carimbo-head {
  margin: 0;
  max-width: none;
  background: var(--ink);
  color: var(--sheet-alt);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  padding: 9px 16px;
}
.carimbo-dl { margin: 0; }
.carimbo-dl > div {
  display: grid;
  grid-template-columns: 118px minmax(0, 1fr);
  gap: 14px;
  align-items: baseline;
  padding: 13px 16px;
  border-bottom: 1px solid var(--rule-lt);
}
.carimbo-dl > div:last-child { border-bottom: none; }
.carimbo-dl dt {
  font-size: 9px;
  font-weight: 600;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--dim);
}
.carimbo-dl dd {
  margin: 0;
  font-size: .84rem;
  font-weight: 600;
  line-height: 1.35;
  color: var(--ink);
}

/* ---------- folha 10: oferta ---------- */

.sheet--oferta { border-width: 3px; box-shadow: 12px 12px 0 rgba(227, 82, 5, .18); }

.oferta-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, .9fr);
  gap: clamp(28px, 4vw, 64px);
  align-items: start;
}

.stack-list { list-style: none; margin: 26px 0 30px; padding: 0; }
.stack-list li {
  position: relative;
  padding: 10px 0 10px 34px;
  border-bottom: 1px solid var(--rule-lt);
}
.stack-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 18px;
  width: 14px;
  height: 8px;
  border-left: 3px solid var(--orange);
  border-bottom: 3px solid var(--orange);
  transform: rotate(-45deg);
}

.ancora { border: 1px dashed var(--rule-lt); padding: 16px 20px; }
.ancora p {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  margin: 0 0 8px;
  max-width: none;
  font-size: .95rem;
  color: var(--dim);
}
.ancora p b { font-family: var(--font-mono); font-size: .88rem; font-weight: 600; }
.ancora-voce { color: var(--ink) !important; }
.ancora-voce b { color: var(--orange); }

.oferta-preco {
  border: 2px solid var(--rule);
  background: var(--sheet-alt);
  padding: clamp(24px, 3vw, 40px);
  text-align: center;
}
.preco-parcela {
  font-family: var(--font-mono);
  font-size: .9rem;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--dim);
  margin: 0;
}
.preco {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(5rem, 9vw, 7.5rem);
  line-height: .95;
  margin: 4px 0 2px;
}
.preco span { font-family: var(--font-mono); font-size: .3em; color: var(--orange); vertical-align: super; }
.preco i { font-style: normal; font-size: .55em; }
.preco-vista { font-family: var(--font-mono); font-size: .9rem; color: var(--ink-2); margin: 0 0 24px; }
.pagamento { font-size: .88rem; color: var(--dim); margin: 16px 0 0; max-width: none; }

/* ---------- folha 11: garantia ---------- */

.garantia-pad { display: flex; gap: clamp(28px, 4vw, 56px); align-items: center; }

/* ---------- folha 12: qualificação + faq ---------- */

.quali {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(22px, 3vw, 48px);
  margin-bottom: clamp(40px, 5vw, 64px);
}
.quali h3 { margin-bottom: 12px; }
.quali-sim { color: var(--ok); }
.quali-nao { color: var(--stamp); }
.quali ul { list-style: none; margin: 0; padding: 0; }
.quali li {
  padding: 9px 0 9px 26px;
  position: relative;
  border-bottom: 1px solid var(--rule-lt);
  font-size: .98rem;
  color: var(--ink-2);
}
.quali-col:first-child li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 17px;
  width: 12px;
  height: 7px;
  border-left: 2.5px solid var(--ok);
  border-bottom: 2.5px solid var(--ok);
  transform: rotate(-45deg);
}
.quali-col:last-child li::before {
  content: "\00d7";
  position: absolute;
  left: 2px;
  top: 6px;
  color: var(--stamp);
  font-weight: 700;
  font-size: 1.1rem;
}

.faq-title { margin-bottom: 22px; }

details {
  border: 1px solid var(--rule-lt);
  background: var(--sheet);
  margin-bottom: 10px;
}
summary {
  cursor: pointer;
  list-style: none;
  display: grid;
  grid-template-columns: 1fr 28px;
  gap: 14px;
  align-items: center;
  padding: 16px 18px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.18rem;
  line-height: 1.15;
}
summary::-webkit-details-marker { display: none; }
summary::after {
  content: "+";
  font-family: var(--font-mono);
  font-size: 1.2rem;
  color: var(--orange);
  text-align: center;
}
details[open] summary::after { content: "\2212"; }
details[open] { background: var(--sheet-alt); }
details p { padding: 0 18px 18px; margin: 0; color: var(--ink-2); }
summary:focus-visible { outline: 3px solid var(--orange); outline-offset: -3px; }

.cta-final {
  margin-top: clamp(44px, 6vw, 72px);
  border-top: 2px solid var(--rule);
  padding-top: clamp(32px, 4vw, 48px);
  text-align: center;
}
.cta-final h2, .cta-final p { margin-inline: auto; }
.cta-final .sub { margin-bottom: 26px; }
.cta-final .btn { margin-bottom: 16px; }

.cta-recap {
  list-style: none;
  width: fit-content;
  max-width: 100%;
  margin: 0 auto clamp(24px, 3vw, 30px);
  padding: 0;
  text-align: left;
}
.cta-recap li {
  position: relative;
  padding: 0 0 0 28px;
  margin-bottom: 9px;
  font-size: .98rem;
  line-height: 1.4;
  color: var(--ink-2);
  max-width: 58ch;
}
.cta-recap li:last-child { margin-bottom: 0; }
.cta-recap li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-mono);
  font-weight: 600;
  color: var(--orange);
}

/* ---------- sticky bar ---------- */

.sticky-bar {
  position: fixed;
  inset: auto 0 0;
  z-index: 30;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 14px;
  background: var(--ink);
  color: var(--sheet-alt);
  border-top: 3px solid var(--orange);
  padding: 10px max(16px, env(safe-area-inset-left)) calc(10px + env(safe-area-inset-bottom)) max(16px, env(safe-area-inset-right));
  transform: translateY(110%);
  transition: transform 200ms ease-out;
}
.sticky-bar.is-visible { transform: translateY(0); }
.sticky-bar p { margin: 0; font-family: var(--font-mono); font-size: .82rem; }
.sticky-bar b { font-size: 1.05rem; }
.sticky-bar span { color: #8b94a0; }

/* ---------- rodapé ---------- */

.rodape {
  max-width: 1240px;
  margin: 0 auto;
  padding: 10px clamp(22px, 4vw, 60px) 120px;
  color: var(--dim);
  font-size: .85rem;
}
.rodape-marca {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: .14em;
}
.rodape a { color: inherit; text-decoration: underline; }

/* ---------- responsivo ---------- */

@media (max-width: 1120px) {
  .origem-nums { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 940px) {
  .hero { grid-template-columns: 1fr; }
  .hero-copy { border-right: none; border-bottom: 2px solid var(--rule); }
  .hero-ficha { flex-direction: row; flex-wrap: wrap; }
  .ficha-row { flex: 1 1 40%; }
  .titleblock { grid-template-columns: auto 1fr auto; }
  .tb-hide-m { display: none; }
  .diag-cols { columns: 1; }
  .passos { grid-template-columns: 1fr; }
  .aula-grid, .bonus-grid, .resp-grid, .oferta-grid { grid-template-columns: 1fr; }
  .origem-nums { grid-template-columns: 1fr; gap: 16px; }
  .quali { grid-template-columns: 1fr; }
  .garantia-pad { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 640px) {
  .sheet { margin: 14px 10px; box-shadow: 6px 6px 0 rgba(22, 32, 43, .08); }
  .strip { gap: 10px; flex-wrap: wrap; }
  .btn--xl { width: 100%; font-size: 1.25rem; }
  .actions { gap: 16px; }
  .nc-list li { grid-template-columns: 1fr; gap: 4px; padding: 14px 0; }
  .bom td:nth-child(2) { min-width: 220px; }
  .carimbo-dl > div { grid-template-columns: 1fr; gap: 4px; padding: 12px 16px; }
  .sticky-bar p span { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    transition-duration: .01ms !important;
    animation-duration: .01ms !important;
  }
}