/* =====================================================================
   Excel para Análise Gerencial · folha de estilo
   ---------------------------------------------------------------------
   Paleta: fundo escuro (azul-marinho profundo), verde-esmeralda como cor
   de ação, azul-marinho para superfícies e dourado discreto em detalhes.
   Todos os pares texto/fundo foram verificados com contraste WCAG AA
   (o menor par, texto terciário sobre superfície elevada, fica em 5,6:1).
   Organização: 1 tokens · 2 base · 3 utilitários · 4 componentes
   · 5 seções · 6 overlays · 7 responsivo · 8 acessibilidade/movimento
   ===================================================================== */

/* ---------- 1. Tokens ---------- */
:root {
  --bg-0: #070B14;
  --bg-1: #0B1220;
  --bg-2: #101A2E;
  --bg-3: #172341;
  --bg-4: #1E2D52;
  --navy: #143A78;
  --navy-2: #1E4BA0;
  --border: #253355;
  --border-soft: #1B2740;

  --text: #EEF3F9;
  --text-2: #B9C5D8;
  --text-3: #8E9DB8;

  --emerald: #2FD48F;
  --emerald-2: #10B981;
  --emerald-deep: #0B8F62;
  --emerald-ink: #052E22;
  --emerald-soft: rgba(47, 212, 143, .12);

  --gold: #D9B75B;
  --gold-2: #F0D48B;
  --gold-soft: rgba(217, 183, 91, .14);

  --blue: #7FA3F5;
  --danger: #FF9B9B;

  --radius: 14px;
  --radius-lg: 22px;
  --shadow: 0 20px 60px rgba(0, 0, 0, .45);
  --shadow-soft: 0 10px 30px rgba(0, 0, 0, .3);

  --font-sans: 'Plus Jakarta Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --header-h: 72px;
  --container: 1160px;
  --gutter: 20px;

  color-scheme: dark;
}

/* ---------- 2. Base ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-h) + 16px);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: var(--font-sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg-1);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

h1, h2, h3, h4 { margin: 0; line-height: 1.2; letter-spacing: -.015em; color: var(--text); }
p { margin: 0; }
ul, ol { margin: 0; padding: 0; list-style: none; }
img, picture, svg { display: block; max-width: 100%; }
img { height: auto; }
a { color: var(--emerald); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--gold-2); }
b, strong { font-weight: 700; }
button { font: inherit; color: inherit; }
code { font-family: var(--font-mono); }
s { text-decoration-color: var(--text-3); }
[hidden] { display: none !important; }
::selection { background: rgba(47, 212, 143, .3); color: #fff; }

:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ---------- 3. Utilitários ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0);
  white-space: nowrap; border: 0;
}

.skip-link {
  position: absolute;
  top: -100px; left: 16px;
  z-index: 200;
  padding: 10px 14px;
  background: var(--emerald);
  color: var(--emerald-ink);
  font-weight: 700;
  border-radius: 8px;
}
.skip-link:focus { top: 12px; }

.kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--gold);
}
.kicker::before {
  content: '';
  width: 22px; height: 2px;
  background: var(--gold);
  border-radius: 2px;
  opacity: .8;
}

.ico {
  width: 20px; height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 2.2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.note {
  margin-top: 18px;
  padding: 12px 14px;
  border-left: 3px solid var(--gold);
  background: var(--gold-soft);
  border-radius: 0 10px 10px 0;
  font-size: 15px;
  color: var(--text-2);
}

/* ---------- 4. Componentes ---------- */

/* Botões */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 48px;
  padding: 12px 22px;
  border-radius: 12px;
  border: 1px solid transparent;
  font-weight: 700;
  font-size: 16px;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: transform .15s ease, background-color .15s ease, border-color .15s ease, box-shadow .15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn:active { transform: translateY(0); }
.btn--primary {
  background: var(--emerald);
  color: var(--emerald-ink);
  box-shadow: 0 10px 30px rgba(47, 212, 143, .22);
}
.btn--primary:hover { background: #57E2A5; color: var(--emerald-ink); }
.btn--primary[disabled], .btn--primary[aria-busy="true"] {
  cursor: progress;
  opacity: .85;
  transform: none;
}
.btn--secondary {
  background: rgba(255, 255, 255, .04);
  color: var(--text);
  border-color: var(--border);
}
.btn--secondary:hover { background: rgba(255, 255, 255, .08); border-color: var(--text-3); color: var(--text); }
.btn--ghost {
  background: transparent;
  color: var(--text-2);
  padding-inline: 12px;
}
.btn--ghost:hover { color: var(--gold-2); }
.btn--ghost::after { content: '→'; font-weight: 600; }
.btn--sm { min-height: 40px; padding: 8px 16px; font-size: 14px; border-radius: 10px; }
.btn--lg { min-height: 54px; padding: 14px 26px; font-size: 17px; }
.btn--block { width: 100%; }
.btn__price { font-weight: 600; opacity: .85; }
.btn .ico--lock { width: 18px; height: 18px; }

/* Faixa de promoção */
.promo {
  background: linear-gradient(90deg, #C9A653, var(--gold) 45%, #E4C777);
  color: #1A1A0F;
  font-size: 14px;
}
.promo__inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 8px 22px;
  padding-block: 9px;
}
.promo__text { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 8px; }
.promo__now { font-family: var(--font-mono); font-size: 17px; font-weight: 600; }
.promo__old { opacity: .8; }
.promo__old s { text-decoration-color: #1A1A0F; }
.clock { display: inline-flex; align-items: center; gap: 4px; font-variant-numeric: tabular-nums; }
.clock__unit { display: inline-flex; align-items: baseline; gap: 4px; }
.clock__unit b {
  display: inline-block;
  min-width: 34px;
  padding: 3px 6px;
  text-align: center;
  font-family: var(--font-mono);
  font-weight: 600;
  background: #14201C;
  color: #fff;
  border-radius: 6px;
}
.clock__unit small { font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; }
.clock__sep { font-weight: 700; opacity: .6; margin-inline: 1px; }

/* Cabeçalho */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(11, 18, 32, .82);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s ease, background-color .2s ease;
}
.header.is-scrolled { border-bottom-color: var(--border-soft); background: rgba(11, 18, 32, .94); }
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: var(--header-h);
}
.brand { display: inline-flex; flex: 1 1 auto; align-items: center; gap: 12px; color: var(--text); text-decoration: none; min-width: 0; }
.brand__mark { flex: none; filter: drop-shadow(0 6px 16px rgba(47, 212, 143, .25)); }
.brand__text { display: flex; flex-direction: column; line-height: 1.15; min-width: 0; }
.brand__name { font-weight: 800; font-size: 15px; letter-spacing: -.01em; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand__tag { font-size: 11.5px; color: var(--text-3); font-weight: 500; }
.nav { display: none; gap: 26px; }
.nav a { color: var(--text-2); font-weight: 600; font-size: 14px; text-decoration: none; }
.nav a:hover { color: var(--emerald); }
.header__cta { display: flex; flex: none; align-items: center; gap: 14px; }
.header__price { display: none; flex-direction: column; text-align: right; line-height: 1.1; }
.header__price small { font-size: 10.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--text-3); font-weight: 600; }
.header__price b { font-family: var(--font-mono); color: var(--emerald); font-size: 15px; }

/* Cards genéricos */
.cards { display: grid; gap: 16px; }
.card {
  padding: 24px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: border-color .2s ease, transform .2s ease;
}
.card:hover { border-color: var(--border); transform: translateY(-2px); }
.card h3 { font-size: 18px; margin-top: 14px; }
.card p { margin-top: 10px; color: var(--text-2); font-size: 15.5px; }
.card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 44px; height: 44px;
  padding-inline: 10px;
  border-radius: 12px;
  background: var(--gold-soft);
  color: var(--gold-2);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: 15px;
}

/* Lista com check */
.checklist { display: grid; gap: 12px; }
.checklist li { display: flex; gap: 12px; align-items: flex-start; color: var(--text-2); }
.checklist .ico { color: var(--emerald); margin-top: 3px; }
.checklist b { color: var(--text); }
.checklist--compact { gap: 9px; }
.checklist--compact li { font-size: 15.5px; }

/* Selos (badges) */
.badge {
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
  padding: 2px 9px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: .06em;
  text-transform: uppercase;
  border: 1px solid transparent;
}
.badge--ler { background: rgba(127, 163, 245, .14); color: var(--blue); border-color: rgba(127, 163, 245, .3); }
.badge--praticar { background: var(--emerald-soft); color: var(--emerald); border-color: rgba(47, 212, 143, .35); }
.badge--conferir { background: rgba(217, 183, 91, .14); color: var(--gold-2); border-color: rgba(217, 183, 91, .35); }
.badge--analisar { background: rgba(255, 255, 255, .07); color: var(--text); border-color: var(--border); }
.badge--revisar { background: rgba(255, 155, 155, .1); color: #FFB8B8; border-color: rgba(255, 155, 155, .3); }

/* Molduras de "janela" para capturas de tela */
.window, .frame {
  margin: 0;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow);
}
.window__bar, .frame__bar {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 14px;
  background: var(--bg-3);
  border-bottom: 1px solid var(--border);
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--text-2);
}
.window__dots { display: inline-flex; gap: 6px; }
.window__dots i { width: 10px; height: 10px; border-radius: 50%; background: #3A4A70; }
.window__dots i:nth-child(1) { background: #E5646E; }
.window__dots i:nth-child(2) { background: #E2B85B; }
.window__dots i:nth-child(3) { background: var(--emerald); }
.window__title { font-weight: 600; }
.window__tag { margin-left: auto; padding: 2px 8px; border-radius: 6px; background: var(--emerald-soft); color: var(--emerald); font-size: 11px; }
.window picture, .window img { background: #fff; }
.frame__zoom {
  position: relative;
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: #fff;
  cursor: zoom-in;
}
.frame__zoom img { width: 100%; }
.frame__hint {
  position: absolute;
  right: 10px; bottom: 10px;
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(11, 18, 32, .85);
  color: var(--text);
  font-size: 12px;
  font-weight: 600;
}

/* ---------- 5. Seções ---------- */
.section { position: relative; padding-block: 72px; }
.section--alt { background: var(--bg-2); border-top: 1px solid var(--border-soft); border-bottom: 1px solid var(--border-soft); }
.section__head { max-width: 760px; margin-bottom: 40px; }
.section__title { font-size: clamp(28px, 4.2vw, 40px); font-weight: 800; }
.section__lead { margin-top: 14px; font-size: 18px; color: var(--text-2); }
.section__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 40px; }
.section__foot { margin-top: 28px; color: var(--text-3); font-size: 15.5px; }

/* Hero */
.hero { position: relative; overflow: hidden; padding-block: 56px 48px; }
.hero__bg { position: absolute; inset: 0; pointer-events: none; }
.hero__bg::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(rgba(255, 255, 255, .045) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, .045) 1px, transparent 1px);
  background-size: 52px 52px;
  -webkit-mask-image: radial-gradient(ellipse at 65% 35%, #000 20%, transparent 72%);
  mask-image: radial-gradient(ellipse at 65% 35%, #000 20%, transparent 72%);
}
.hero__bg::after {
  content: '';
  position: absolute; inset: -20% -10% auto -10%;
  height: 120%;
  background:
    radial-gradient(ellipse at 20% 30%, rgba(20, 58, 120, .55), transparent 55%),
    radial-gradient(ellipse at 80% 20%, rgba(47, 212, 143, .16), transparent 50%),
    radial-gradient(ellipse at 70% 90%, rgba(217, 183, 91, .1), transparent 45%);
}
.hero__grid { position: relative; display: grid; gap: 44px; align-items: center; }
.hero__title { font-size: clamp(38px, 6vw, 64px); font-weight: 800; letter-spacing: -.03em; line-height: 1.05; }
.hero__subtitle {
  margin-top: 16px;
  font-size: clamp(19px, 2.4vw, 24px);
  font-weight: 700;
  color: var(--emerald);
}
.hero__lead { margin-top: 18px; font-size: 18px; color: var(--text-2); max-width: 600px; }
.hero__actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 30px; }
.trust { display: flex; flex-wrap: wrap; gap: 10px 22px; margin-top: 24px; font-size: 14.5px; color: var(--text-2); }
.trust li { display: flex; align-items: center; gap: 8px; }
.trust .ico { color: var(--emerald); width: 18px; height: 18px; }

.hero__visual { position: relative; }
.hero__cover {
  position: absolute;
  left: -6px; bottom: -22px;
  width: 32%;
  max-width: 170px;
  margin: 0;
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  transform: rotate(3deg);
}
.formula-chip {
  position: absolute;
  right: 18px; top: -46px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 10px;
  background: rgba(16, 26, 46, .92);
  border: 1px solid var(--border);
  box-shadow: var(--shadow-soft);
  font-size: 12px;
  color: var(--text-2);
}
.formula-chip__fx { font-family: Georgia, 'Times New Roman', serif; font-style: italic; color: var(--gold-2); font-size: 14px; }
.formula-chip code { color: var(--emerald); font-size: 12px; white-space: nowrap; }

.stats {
  position: relative;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
  margin-top: 64px;
  padding-top: 26px;
  border-top: 1px solid var(--border-soft);
}
.stats li { display: flex; flex-direction: column; gap: 2px; }
.stats b { font-family: var(--font-mono); font-size: 30px; font-weight: 600; color: var(--gold-2); line-height: 1; letter-spacing: -.02em; }
.stats span { font-size: 14px; color: var(--text-3); }

/* Método */
.pillars { display: grid; gap: 16px; }
.pillar {
  padding: 26px;
  background: var(--bg-3);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.pillar--accent { background: linear-gradient(160deg, var(--navy), var(--bg-3) 70%); border-color: var(--navy-2); }
.pillar__letter {
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--emerald);
  color: var(--emerald-ink);
  font-family: var(--font-mono);
  font-weight: 600; font-size: 22px;
}
.pillar h3 { margin-top: 16px; font-size: 20px; }
.pillar__sub { margin-top: 2px; font-family: var(--font-mono); font-size: 12px; letter-spacing: .08em; text-transform: uppercase; color: var(--gold); }
.pillar p:not(.pillar__sub) { margin-top: 12px; color: var(--text-2); font-size: 15.5px; }

.steps {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
  margin-top: 28px;
}
.steps li {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 14px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  font-weight: 600; font-size: 15px;
}
.steps b { font-family: var(--font-mono); color: var(--gold); font-weight: 600; }
.steps .steps__last { background: var(--emerald); color: var(--emerald-ink); border-color: var(--emerald); }
.steps .steps__last b { color: var(--emerald-ink); }

/* Caso Nexa */
.nexa { display: grid; gap: 40px; align-items: center; }
.nexa .checklist { margin-top: 26px; }
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.tags li {
  padding: 5px 11px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--bg-2);
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--text-2);
}

/* Materiais */
.materials { display: grid; gap: 36px; align-items: start; }
.materials__cover { margin: 0; max-width: 260px; }
.materials__cover picture { border-radius: 12px; overflow: hidden; border: 1px solid var(--border); box-shadow: var(--shadow); }
.materials__cover figcaption { margin-top: 10px; font-size: 13px; color: var(--text-3); }
.materials__list { display: grid; gap: 10px; }
.material {
  display: grid;
  grid-template-columns: 52px 1fr;
  gap: 16px;
  padding: 18px 20px;
  background: var(--bg-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
  transition: border-color .2s ease;
}
.material:hover { border-color: var(--border); }
.material__num {
  font-family: var(--font-mono);
  font-size: 26px; font-weight: 600;
  color: var(--gold);
  line-height: 1;
  padding-top: 2px;
}
.material__body h3 { font-size: 18px; display: flex; flex-wrap: wrap; align-items: center; gap: 4px 0; }
.material__body p { margin-top: 6px; color: var(--text-2); font-size: 15.5px; }

/* Galeria */
.gallery { display: grid; gap: 16px; }
.gallery__item { margin: 0; display: flex; flex-direction: column; }
.gallery__btn {
  display: block; width: 100%; padding: 0;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: #fff;
  overflow: hidden;
  cursor: zoom-in;
  box-shadow: var(--shadow-soft);
  transition: transform .2s ease, border-color .2s ease;
}
.gallery__btn:hover { transform: translateY(-2px); border-color: var(--emerald); }
.gallery__btn img { width: 100%; object-fit: cover; object-position: top; }
.gallery__item figcaption { margin-top: 10px; font-size: 14px; color: var(--text-2); }

/* Como estudar */
.study { display: grid; gap: 14px; }
.study__step {
  position: relative;
  padding: 22px 22px 22px 24px;
  background: var(--bg-1);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.study__num {
  display: inline-flex; align-items: center; justify-content: center;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--emerald-soft);
  color: var(--emerald);
  border: 1px solid rgba(47, 212, 143, .35);
  font-family: var(--font-mono); font-weight: 600; font-size: 17px;
}
.study__step h3 { margin-top: 14px; font-size: 19px; }
.study__step p { margin-top: 8px; color: var(--text-2); font-size: 15.5px; }
.study__step b { color: var(--gold-2); font-weight: 600; }

/* Capítulos */
.chapters { display: grid; gap: 26px; }
.chapters__group-title {
  display: flex; align-items: center; gap: 12px;
  font-size: 15px; font-weight: 700;
  color: var(--text-2);
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border-soft);
}
.chapters__group-title span {
  font-family: var(--font-mono);
  font-size: 11px; letter-spacing: .12em; text-transform: uppercase;
  color: var(--gold);
  padding: 3px 8px;
  border: 1px solid rgba(217, 183, 91, .35);
  border-radius: 6px;
}
.chapters__list { display: grid; gap: 8px; margin-top: 14px; }
.chapter {
  display: grid;
  grid-template-columns: 58px 1fr;
  gap: 14px;
  padding: 14px 16px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  border-radius: 12px;
}
.chapter__num { font-family: var(--font-mono); font-weight: 600; font-size: 15px; color: var(--emerald); padding-top: 2px; }
.chapter b { display: block; font-size: 16.5px; }
.chapter p { margin-top: 4px; font-size: 15px; color: var(--text-2); }
.chapter--intro .chapter__num { color: var(--gold); font-size: 12px; letter-spacing: .06em; text-transform: uppercase; padding-top: 5px; }
.chapter--final { border-color: rgba(47, 212, 143, .4); background: linear-gradient(140deg, rgba(47, 212, 143, .1), var(--bg-2) 60%); }

/* Para quem é */
.fit { display: grid; gap: 18px; }
.fit__card { padding: 28px; border-radius: var(--radius-lg); border: 1px solid var(--border-soft); background: var(--bg-1); }
.fit__card--yes { border-color: rgba(47, 212, 143, .35); }
.fit__card--no { border-color: var(--border); }
.fit__card h3 { display: flex; align-items: center; gap: 10px; font-size: 21px; }
.fit__card--yes h3 .ico { color: var(--emerald); }
.fit__card--no h3 .ico { color: var(--danger); }
.fit__card ul { display: grid; gap: 12px; margin-top: 18px; }
.fit__card li { position: relative; padding-left: 22px; color: var(--text-2); font-size: 15.5px; }
.fit__card li::before { content: ''; position: absolute; left: 0; top: 11px; width: 8px; height: 8px; border-radius: 50%; }
.fit__card--yes li::before { background: var(--emerald); }
.fit__card--no li::before { background: var(--text-3); }

/* Oferta / compra */
.section--offer {
  background:
    radial-gradient(ellipse at 50% 0%, rgba(47, 212, 143, .12), transparent 55%),
    var(--bg-1);
}
.offer {
  display: grid;
  gap: 0;
  border: 1px solid rgba(47, 212, 143, .35);
  border-radius: var(--radius-lg);
  background: var(--bg-2);
  box-shadow: 0 0 80px rgba(47, 212, 143, .08), var(--shadow);
  overflow: hidden;
}
.offer__includes { padding: 30px 26px; border-bottom: 1px solid var(--border-soft); }
.offer__includes h3 { font-size: 20px; margin-bottom: 18px; }
.offer__facts { display: grid; gap: 8px; margin-top: 24px; padding-top: 22px; border-top: 1px solid var(--border-soft); font-size: 14.5px; color: var(--text-2); }
.offer__facts b { color: var(--text); font-weight: 600; }
.offer__buy { padding: 30px 26px; background: var(--bg-3); }
.price__label {
  display: inline-block;
  padding: 4px 10px;
  border-radius: 6px;
  background: var(--gold-soft);
  color: var(--gold-2);
  font-family: var(--font-mono);
  font-size: 12px; letter-spacing: .1em; text-transform: uppercase; font-weight: 600;
  margin-bottom: 10px;
}
.price { display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 12px; }
.price__old { font-size: 16px; color: var(--text-3); }
.price__old s { text-decoration-color: var(--danger); text-decoration-thickness: 2px; }
.price__now { font-family: var(--font-mono); font-size: 48px; font-weight: 600; color: var(--text); letter-spacing: -.03em; line-height: 1; }
.price__once { font-size: 14px; color: var(--text-2); }
.price__promo { margin-top: 10px; font-size: 14px; color: var(--text-2); }
.price__promo time { color: var(--gold-2); font-weight: 600; }

.checkout { margin-top: 24px; }
.label { display: block; font-weight: 700; font-size: 15px; margin-bottom: 8px; }
.field { position: relative; }
.field__icon {
  position: absolute; left: 14px; top: 50%;
  width: 20px; height: 20px;
  transform: translateY(-50%);
  fill: none; stroke: var(--text-3); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round;
  pointer-events: none;
}
.input {
  width: 100%;
  min-height: 52px;
  padding: 12px 14px 12px 44px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-1);
  color: var(--text);
  font: inherit;
  font-size: 17px;
  transition: border-color .15s ease, box-shadow .15s ease;
}
.input::placeholder { color: var(--text-3); }
.input:focus { outline: none; border-color: var(--emerald); box-shadow: 0 0 0 3px rgba(47, 212, 143, .25); }
.input[aria-invalid="true"] { border-color: var(--danger); box-shadow: 0 0 0 3px rgba(255, 155, 155, .18); }
.hint { margin-top: 8px; font-size: 13.5px; color: var(--text-3); }
.echo { margin-top: 8px; font-size: 14px; color: var(--text-2); }
.echo b { color: var(--emerald); word-break: break-all; }
.suggest { margin-top: 8px; font-size: 14px; color: var(--gold-2); }
.suggest button {
  margin-left: 6px;
  padding: 2px 8px;
  border-radius: 6px;
  border: 1px solid rgba(217, 183, 91, .45);
  background: var(--gold-soft);
  color: var(--gold-2);
  font-weight: 600; font-size: 13px;
  cursor: pointer;
}
.checkout .btn--block { margin-top: 18px; }
.error { margin-top: 12px; font-size: 14.5px; font-weight: 600; color: var(--danger); }
.error:empty { display: none; }
.error a { color: var(--gold-2); }
.fine { margin-top: 14px; font-size: 13.5px; color: var(--text-3); }

.assurance { display: grid; gap: 14px; margin-top: 28px; }
.assurance li {
  display: flex; gap: 14px; align-items: flex-start;
  padding: 18px;
  background: var(--bg-2);
  border: 1px solid var(--border-soft);
  border-radius: var(--radius);
}
.assurance .ico { color: var(--gold); width: 24px; height: 24px; margin-top: 2px; }
.assurance b { display: block; font-size: 15.5px; }
.assurance span { display: block; margin-top: 3px; font-size: 14px; color: var(--text-2); }

/* Combinado transparente */
.honest {
  display: grid; gap: 22px;
  padding: 34px 28px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
  background: linear-gradient(160deg, var(--bg-3), var(--bg-2) 70%);
}
.honest .section__title { font-size: clamp(24px, 3.4vw, 32px); }
.honest__body { display: grid; gap: 14px; color: var(--text-2); font-size: 16.5px; }
.honest__body b { color: var(--text); }

/* FAQ */
.faq { display: grid; gap: 10px; max-width: 860px; }
.faq__item {
  border: 1px solid var(--border-soft);
  border-radius: 12px;
  background: var(--bg-1);
  overflow: hidden;
}
.faq__item[open] { border-color: var(--border); }
.faq__item summary {
  position: relative;
  list-style: none;
  padding: 18px 54px 18px 20px;
  font-weight: 700;
  font-size: 16.5px;
  cursor: pointer;
}
.faq__item summary::-webkit-details-marker { display: none; }
.faq__item summary::after {
  content: '+';
  position: absolute; right: 18px; top: 50%;
  width: 28px; height: 28px;
  transform: translateY(-50%);
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--emerald-soft);
  color: var(--emerald);
  font-family: var(--font-mono); font-weight: 600; font-size: 18px;
}
.faq__item[open] summary::after { content: '−'; }
.faq__item summary:hover { color: var(--emerald); }
.faq__answer { padding: 0 20px 20px; color: var(--text-2); font-size: 15.5px; }
.faq__answer p + p { margin-top: 10px; }

/* CTA final */
.cta-final {
  background:
    radial-gradient(ellipse at 50% 100%, rgba(20, 58, 120, .6), transparent 60%),
    var(--bg-0);
  border-top: 1px solid var(--border-soft);
  text-align: center;
}
.cta-final__inner { display: grid; justify-items: center; gap: 18px; max-width: 760px; }
.cta-final .section__title { font-size: clamp(26px, 3.8vw, 38px); }
.cta-final .section__lead { margin-top: 0; }
.cta-final__note { font-size: 14px; color: var(--text-3); }

/* Rodapé */
.footer { padding: 44px 0 36px; background: var(--bg-0); border-top: 1px solid var(--border-soft); color: var(--text-3); font-size: 14px; }
.footer__grid { display: grid; gap: 26px; }
.footer__brand { font-weight: 800; color: var(--text); font-size: 16px; margin-bottom: 8px; }
.footer nav { display: flex; flex-wrap: wrap; gap: 8px 18px; }
.footer nav a, .footer a { color: var(--text-2); text-decoration: none; }
.footer nav a:hover, .footer a:hover { color: var(--emerald); }
.footer__grid p + p { margin-top: 6px; }
.footer__legal { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--border-soft); display: grid; gap: 8px; font-size: 13px; }

/* ---------- 6. Overlays ---------- */

/* Barra fixa (mobile) */
.sticky-cta {
  position: fixed;
  left: 0; right: 0; bottom: 0;
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  padding: 10px var(--gutter) calc(10px + env(safe-area-inset-bottom));
  background: rgba(11, 18, 32, .96);
  border-top: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transform: translateY(110%);
  transition: transform .25s ease;
}
.sticky-cta.is-visible { transform: translateY(0); }
.sticky-cta__price { display: flex; flex-direction: column; line-height: 1.1; }
.sticky-cta__price small { font-size: 10.5px; text-transform: uppercase; letter-spacing: .1em; color: var(--text-3); font-weight: 600; }
.sticky-cta__price b { font-family: var(--font-mono); color: var(--emerald); font-size: 18px; }
.sticky-cta .btn { flex: 1; max-width: 240px; }

/* Lightbox */
.lightbox {
  position: fixed; inset: 0;
  z-index: 300;
  display: grid; place-items: center;
  padding: 24px;
  background: rgba(3, 7, 15, .94);
}
.lightbox__figure { margin: 0; max-width: min(1400px, 96vw); display: grid; justify-items: center; gap: 12px; }
.lightbox__img { max-width: 96vw; max-height: 82vh; width: auto; height: auto; border-radius: 10px; box-shadow: var(--shadow); background: #fff; }
.lightbox__caption { font-size: 14px; color: var(--text-2); text-align: center; }
.lightbox__close {
  position: absolute; top: 14px; right: 16px;
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--bg-2);
  color: var(--text);
  font-size: 26px; line-height: 1;
  cursor: pointer;
}
body.lightbox-open { overflow: hidden; }

/* ---------- 7. Responsivo ---------- */
@media (min-width: 640px) {
  :root { --gutter: 28px; }
  .cards--4 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(4, 1fr); }
  .steps { grid-template-columns: repeat(3, 1fr); }
  .study { grid-template-columns: repeat(2, 1fr); }
  .fit { grid-template-columns: repeat(2, 1fr); }
  .assurance { grid-template-columns: repeat(3, 1fr); }
  .footer__grid { grid-template-columns: 1.4fr 1fr 1fr; }
  .honest { grid-template-columns: 1fr 1.6fr; padding: 40px 36px; }
  .materials { grid-template-columns: 220px 1fr; }
  .offer { grid-template-columns: 1.1fr 1fr; }
  .offer__includes { border-bottom: 0; border-right: 1px solid var(--border-soft); }

  /* Galeria: capa (alta) ao lado do dashboard; imagens largas ocupam a linha inteira */
  .gallery { grid-template-columns: 1fr 2fr; align-items: stretch; }
  .gallery__item--full { grid-column: 1 / -1; }
  .gallery__item--tall .gallery__btn, .gallery__item--wide .gallery__btn { flex: 1; display: flex; }
  .gallery__item--tall picture, .gallery__item--wide picture { width: 100%; }
  .gallery__item--tall img, .gallery__item--wide img { height: 100%; }
}

@media (min-width: 900px) {
  body { font-size: 18px; }
  .section { padding-block: 96px; }
  .hero { padding-block: 72px 64px; }
  .hero__grid { grid-template-columns: 1.05fr .95fr; gap: 56px; }
  .hero__lead { font-size: 19px; }
  .nav { display: flex; }
  .header__price { display: flex; }
  .pillars { grid-template-columns: repeat(3, 1fr); }
  .steps { grid-template-columns: repeat(6, 1fr); }
  .nexa { grid-template-columns: 1fr 1fr; gap: 56px; }
  .materials { grid-template-columns: 260px 1fr; gap: 48px; }
  .study { grid-template-columns: repeat(5, 1fr); }
  .chapters { grid-template-columns: repeat(3, 1fr); gap: 22px; }
  .sticky-cta { display: none; }
  .offer__includes, .offer__buy { padding: 38px 34px; }
}

@media (min-width: 1100px) {
  .cards--4 { grid-template-columns: repeat(4, 1fr); }
  .hero__title { font-size: 66px; }
}

@media (max-width: 899px) {
  .footer { padding-bottom: 110px; } /* espaço para a barra fixa de compra */
  .hero__visual { margin-top: 8px; padding-bottom: 20px; }
  .formula-chip { display: none; }
  .brand__tag { display: none; }
}

@media (max-width: 639px) {
  .materials__cover { max-width: 200px; }
}

@media (max-width: 480px) {
  .btn--lg { width: 100%; }
  .hero__actions .btn--ghost { justify-content: center; }
  .price__now { font-size: 42px; }
  .promo__until { display: none; } /* a data completa continua no bloco de preço */
  .promo__inner { gap: 6px 12px; padding-block: 8px; }
  .promo__text { justify-content: center; font-size: 13px; }
  .promo__now { font-size: 15px; }
  .clock { gap: 3px; }
  .clock__unit b { min-width: 28px; padding: 2px 5px; font-size: 13px; }
  .clock__unit small { font-size: 10px; letter-spacing: 0; }
  .clock__sep { display: none; }
}

/* ---------- 8. Acessibilidade e movimento ---------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .hero__cover { transform: none; }
}

@media print {
  .promo, .header, .sticky-cta, .lightbox, .hero__bg { display: none !important; }
  body { background: #fff; color: #000; }
}

/* Mobile checkout: allow grid children to shrink and button text to wrap. */
.offer { grid-template-columns: minmax(0, 1fr); }
.offer > *, .checkout, .field { min-width: 0; }
.checkout .input { min-width: 0; max-width: 100%; }
.checkout .btn--block { min-width: 0; max-width: 100%; white-space: normal; height: auto; }
.checkout .btn__label { min-width: 0; white-space: normal; overflow-wrap: anywhere; }
.checkout .ico { flex-shrink: 0; }
.offer__buy p { overflow-wrap: anywhere; }
@media (min-width: 900px) {
  .offer { grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr); }
}
@media (max-width: 899px) {
  .offer__includes { border-right: 0; border-bottom: 1px solid var(--border-soft); }
}
@media (max-width: 639px) {
  .offer__includes, .offer__buy { padding: 24px 20px; }
  .price { flex-direction: column; align-items: flex-start; gap: 8px; }
  .price__now { font-size: clamp(36px, 10vw, 44px); white-space: nowrap; }
  .price__promo { line-height: 1.6; }
  .checkout .btn--block { padding: 16px 12px; font-size: 16px; line-height: 1.4; }
  .input { font-size: 16px; }
  .brand__name { white-space: normal; overflow: visible; text-overflow: clip; font-size: 12px; line-height: 1.35; }
  .brand__mark, .header__cta { flex-shrink: 0; }
  .header__inner { gap: 10px; }
  .header__cta .btn { padding: 10px; font-size: 12px; }
  .hero__actions .btn, .section__cta .btn, .cta-final .btn { white-space: normal; }
}