/* ==========================================================================
   COLEÇÃO PRIMEIRO CONCURSO — FOLHA DE ESTILOS
   Sumário:
   1. Tokens (cores, tipografia, espaçamento, sombras, transições)
   2. Reset & base
   3. Utilitários de layout
   4. Tipografia de seção (eyebrow, títulos, subtítulos)
   5. Botões
   6. Cabeçalho / navegação
   7. Hero + gráfico-assinatura (instabilidade -> estabilidade)
   8. Seção: Problema
   9. Seção: Por que (dark)
   10. Seção: Apostilas
   11. Seção: Mapa completo (checklist)
   12. Seção: Método (timeline numerada)
   13. Seção: Benefícios
   14. Seção: Bônus (dark)
   15. Seção: Depoimentos
   16. Seção: Garantia
   17. Seção: FAQ
   18. CTA final
   19. Rodapé
   20. Animações de scroll-reveal
   21. Responsivo
   22. Acessibilidade (foco, prefers-reduced-motion)
   ========================================================================== */

/* ---------- 1. TOKENS ---------- */
:root {
  /* Paleta — tons de tinta/navy (profissionalismo e estabilidade),
     dourado (esperança/aspiração) e verde-esmeralda (crescimento) */
  --navy-950: #0A0F1A;
  --navy-900: #0F1626;
  --navy-800: #17213A;
  --navy-700: #283252;
  --navy-border: rgba(255, 255, 255, 0.09);

  --ink: #12182B;
  --ink-soft: #4C5568;
  --ink-faint: #8991A4;

  --paper: #FAFAF8;
  --paper-alt: #F1EEE8;
  --white: #FFFFFF;
  --border-light: #E7E3D9;

  --gold-100: #F6ECD2;
  --gold-400: #D9AF52;
  --gold-500: #C7972E;
  --gold-600: #A87A24;

  --emerald-500: #1F7A5C;
  --emerald-100: #E3F1EA;

  --slate-400: #8792A6;

  /* Tipografia */
  --font-display: 'Sora', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-body: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', 'SFMono-Regular', Menlo, monospace;

  /* Espaçamento de seção (responsivo) */
  --space-section: clamp(72px, 10vw, 140px);
  --space-header: 76px;

  /* Raios e sombras */
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 28px;
  --shadow-sm: 0 2px 10px rgba(15, 22, 38, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 22, 38, 0.10);
  --shadow-lg: 0 24px 64px rgba(15, 22, 38, 0.16);
  --shadow-gold: 0 12px 28px rgba(199, 151, 46, 0.28);

  /* Transições */
  --ease: cubic-bezier(0.16, 0.84, 0.44, 1);
  --dur-fast: 160ms;
  --dur-med: 340ms;
  --dur-slow: 700ms;
}

/* ---------- 2. RESET & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--space-header);
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img, svg { display: block; max-width: 100%; }

a { color: inherit; text-decoration: none; }

ul, ol { margin: 0; padding: 0; list-style: none; }

h1, h2, h3, p { margin: 0; }

button { font: inherit; color: inherit; background: none; border: none; cursor: pointer; }

.icon { width: 20px; height: 20px; flex-shrink: 0; }
.icon--sm { width: 16px; height: 16px; }
.icon--lg { width: 40px; height: 40px; }
.icon--accent { color: var(--gold-500); }

/* Link de "pular para o conteúdo": some visualmente, aparece com foco de teclado */
.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  background: var(--navy-950);
  color: var(--white);
  padding: 12px 18px;
  border-radius: var(--radius-sm);
  z-index: 999;
  transition: top var(--dur-fast) var(--ease);
}
.skip-link:focus { top: 12px; }

/* ---------- 3. UTILITÁRIOS DE LAYOUT ---------- */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

.section { padding: var(--space-section) 0; }
.section-alt { background: var(--paper-alt); }
.section-dark {
  background: var(--navy-950);
  color: rgba(255, 255, 255, 0.86);
}

.section-header { max-width: 660px; margin: 0 auto 56px; text-align: center; }

/* ---------- 4. TIPOGRAFIA DE SEÇÃO ---------- */
.eyebrow {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gold-600);
  margin-bottom: 16px;
}
.eyebrow--on-dark { color: var(--gold-400); }

.section-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.2;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.section-title--on-dark { color: var(--white); }

.section-subtitle {
  margin-top: 18px;
  font-size: 17px;
  line-height: 1.7;
  color: var(--ink-soft);
}
.section-dark .section-subtitle { color: rgba(255, 255, 255, 0.68); }

/* ---------- 5. BOTÕES ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-body);
  font-weight: 600;
  border-radius: var(--radius-sm);
  transition: transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease),
    background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
  white-space: nowrap;
}
.btn-lg { padding: 16px 30px; font-size: 16px; }
.btn-sm { padding: 10px 18px; font-size: 14px; }

.btn-primary {
  background: linear-gradient(180deg, var(--gold-400), var(--gold-500));
  color: var(--navy-950);
  box-shadow: var(--shadow-gold);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 36px rgba(199, 151, 46, 0.38); }
.btn-primary:active { transform: translateY(0); }
.btn-primary .icon { transition: transform var(--dur-fast) var(--ease); }
.btn-primary:hover .icon { transform: translateX(3px); }

.btn-ghost {
  background: transparent;
  color: var(--ink);
  border: 1.5px solid var(--border-light);
}
.btn-ghost:hover { border-color: var(--ink-faint); background: rgba(18, 24, 43, 0.03); }

/* ---------- 6. CABEÇALHO / NAVEGAÇÃO ---------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  height: var(--space-header);
  display: flex;
  align-items: center;
  background: rgba(250, 250, 248, 0.72);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease);
}
.site-header.is-scrolled {
  border-bottom-color: var(--border-light);
  box-shadow: 0 4px 20px rgba(15, 22, 38, 0.05);
}

.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 24px; }

.logo {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.logo span { color: var(--gold-500); }
.site-footer .logo { color: var(--white); }
.site-footer .logo span { color: var(--gold-400); }

.main-nav ul { display: flex; gap: 32px; }
.main-nav a {
  font-size: 14.5px;
  font-weight: 500;
  color: var(--ink-soft);
  transition: color var(--dur-fast) var(--ease);
}
.main-nav a:hover { color: var(--ink); }

.header-actions { display: flex; align-items: center; gap: 18px; }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 34px;
  height: 34px;
}
.nav-toggle span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ---------- 7. HERO ---------- */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--navy-950);
  color: var(--white);
  padding: clamp(64px, 9vw, 120px) 0 clamp(80px, 10vw, 130px);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(620px 420px at 14% 8%, rgba(217, 175, 82, 0.16), transparent 65%),
    radial-gradient(720px 520px at 88% 92%, rgba(31, 122, 92, 0.14), transparent 60%);
  pointer-events: none;
}

.hero__inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  align-items: center;
  gap: 56px;
}

.hero__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(32px, 4.2vw, 52px);
  line-height: 1.16;
  letter-spacing: -0.015em;
  margin: 18px 0 22px;
}

.hero__subtitle {
  font-size: 18px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.7);
  max-width: 540px;
}

.hero__actions { display: flex; flex-wrap: wrap; gap: 16px; margin: 34px 0 30px; }
.hero .btn-ghost { color: var(--white); border-color: rgba(255, 255, 255, 0.22); }
.hero .btn-ghost:hover { border-color: rgba(255, 255, 255, 0.4); background: rgba(255, 255, 255, 0.05); }

.hero__trust {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 22px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.03em;
  color: rgba(255, 255, 255, 0.55);
  padding-top: 22px;
  border-top: 1px solid var(--navy-border);
}

.hero__visual { position: relative; display: flex; flex-direction: column; align-items: center; gap: 28px; }

/* Gráfico-assinatura: linha que sai instável e se estabiliza, com "draw-in" via stroke-dashoffset */
.stability-graphic { width: 100%; max-width: 480px; overflow: visible; }
.stability-graphic path {
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-width: 3;
  stroke-dasharray: 700;
  stroke-dashoffset: 700;
  animation: draw-line 1.8s var(--ease) forwards;
}
.stability-graphic__unstable { stroke: var(--slate-400); animation-delay: 0.1s; }
.stability-graphic__stable { stroke: var(--gold-400); animation-delay: 0.7s; }
.stability-graphic__dot {
  fill: var(--gold-400);
  opacity: 0;
  animation: pop-in 0.5s var(--ease) forwards, pulse-glow 2.4s ease-in-out infinite;
  animation-delay: 2.3s, 2.8s;
  transform-origin: 545px 100px;
}
.stability-graphic__label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  fill: var(--gold-400);
  opacity: 0;
  animation: fade-in-up 0.6s var(--ease) forwards;
  animation-delay: 2.4s;
}
.stability-graphic__label--muted { fill: var(--slate-400); animation-delay: 0.3s; }

@keyframes draw-line { to { stroke-dashoffset: 0; } }
@keyframes pop-in { to { opacity: 1; } }
@keyframes fade-in-up { to { opacity: 1; } }
@keyframes pulse-glow {
  0%, 100% { filter: drop-shadow(0 0 0 rgba(217, 175, 82, 0)); }
  50% { filter: drop-shadow(0 0 8px rgba(217, 175, 82, 0.75)); }
}

/* Mockup em leque das 4 apostilas */
.apostila-stack { display: flex; justify-content: center; gap: -18px; padding-top: 6px; }
.mini-card {
  font-family: var(--font-mono);
  font-size: 12px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  background: var(--navy-800);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-sm);
  padding: 16px 14px;
  width: 92px;
  height: 118px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  transition: transform var(--dur-med) var(--ease);
}
.mini-card span { font-family: var(--font-mono); color: var(--gold-400); font-size: 11px; }
.mini-card--1 { transform: rotate(-9deg) translateX(24px); z-index: 1; }
.mini-card--2 { transform: rotate(-3deg) translateX(8px); z-index: 2; }
.mini-card--3 { transform: rotate(3deg) translateX(-8px); z-index: 3; }
.mini-card--4 { transform: rotate(9deg) translateX(-24px); z-index: 4; }
.hero__visual:hover .mini-card--1 { transform: rotate(-11deg) translateX(30px) translateY(-4px); }
.hero__visual:hover .mini-card--2 { transform: rotate(-4deg) translateX(10px) translateY(-6px); }
.hero__visual:hover .mini-card--3 { transform: rotate(4deg) translateX(-10px) translateY(-6px); }
.hero__visual:hover .mini-card--4 { transform: rotate(11deg) translateX(-30px) translateY(-4px); }

/* ---------- 8. PROBLEMA ---------- */
.problema-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.problema-card {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  transition: transform var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease);
}
.problema-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.problema-card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 17px;
  margin-bottom: 10px;
  color: var(--ink);
}
.problema-card__text { font-size: 14.5px; color: var(--ink-soft); line-height: 1.65; }

.problema-bridge {
  max-width: 640px;
  margin: 48px auto 0;
  text-align: center;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 20px;
  line-height: 1.5;
  color: var(--ink);
}

/* ---------- 9. POR QUE (DARK) ---------- */
.porque-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.porque-block {
  padding: 30px 26px;
  background: var(--navy-800);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-md);
}
.porque-block__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
  color: var(--gold-400);
  margin-bottom: 12px;
}
.porque-block__text { font-size: 15px; line-height: 1.75; color: rgba(255, 255, 255, 0.7); }

/* ---------- 10. APOSTILAS ---------- */
.apostilas-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 22px;
}
.apostila-card {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 30px 26px;
  transition: transform var(--dur-med) var(--ease), box-shadow var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease);
}
.apostila-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-color: rgba(199, 151, 46, 0.35); }
.apostila-card__head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 22px; }
.apostila-card__label {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
}
.apostila-card__title { font-family: var(--font-display); font-weight: 700; font-size: 21px; margin-bottom: 10px; }
.apostila-card__desc { font-size: 14.5px; line-height: 1.7; color: var(--ink-soft); margin-bottom: 20px; }
.apostila-card__topics { display: flex; flex-direction: column; gap: 10px; }
.apostila-card__topics li {
  display: flex;
  align-items: center;
  gap: 9px;
  font-size: 13.5px;
  color: var(--ink);
}
.apostila-card__topics .icon { color: var(--emerald-500); }

/* ---------- 11. MAPA COMPLETO ---------- */
.mapa-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px 40px;
  max-width: 880px;
  margin: 0 auto;
}
.mapa-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--ink);
  padding: 14px 0;
  border-bottom: 1px solid var(--border-light);
}
.mapa-item .icon { color: var(--emerald-500); }

/* ---------- 12. MÉTODO (TIMELINE) ---------- */
.timeline {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.timeline::before {
  content: '';
  position: absolute;
  left: 27px;
  top: 12px;
  bottom: 12px;
  width: 1px;
  background: var(--border-light);
}
.timeline__item {
  position: relative;
  display: flex;
  gap: 24px;
  padding: 22px 0;
}
.timeline__number {
  position: relative;
  z-index: 1;
  flex-shrink: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: var(--white);
  border: 1.5px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-weight: 500;
  font-size: 15px;
  color: var(--gold-600);
}
.timeline__content h3 { font-family: var(--font-display); font-weight: 700; font-size: 18px; margin-bottom: 6px; }
.timeline__content p { font-size: 14.5px; color: var(--ink-soft); line-height: 1.65; max-width: 480px; }

/* ---------- 13. BENEFÍCIOS ---------- */
.beneficios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.beneficio-card {
  padding: 28px 24px;
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
}
.beneficio-card .icon { margin-bottom: 16px; }
.beneficio-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 16.5px; margin-bottom: 8px; }
.beneficio-card p { font-size: 14px; color: var(--ink-soft); line-height: 1.65; }

/* ---------- 14. BÔNUS (DARK) ---------- */
.bonus-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.bonus-card {
  padding: 26px 22px;
  background: var(--navy-800);
  border: 1px solid var(--navy-border);
  border-radius: var(--radius-md);
  transition: transform var(--dur-med) var(--ease), border-color var(--dur-med) var(--ease);
}
.bonus-card:hover { transform: translateY(-4px); border-color: rgba(217, 175, 82, 0.4); }
.bonus-card__tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  color: var(--gold-400);
  margin-bottom: 14px;
}
.bonus-card h3 { font-family: var(--font-display); font-weight: 700; font-size: 16px; margin-bottom: 8px; color: var(--white); }
.bonus-card p { font-size: 13.5px; color: rgba(255, 255, 255, 0.65); line-height: 1.6; }

/* ---------- 15. DEPOIMENTOS ---------- */
.depoimentos-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
}
.depoimento-card {
  margin: 0;
  padding: 28px 24px;
  background: var(--paper-alt);
  border-radius: var(--radius-md);
  border: 1px solid var(--border-light);
}
.depoimento-card__quote { font-size: 15px; line-height: 1.7; color: var(--ink); }
.depoimento-card__author {
  display: block;
  margin-top: 18px;
  font-family: var(--font-mono);
  font-size: 12.5px;
  color: var(--ink-faint);
}

/* ---------- 16. GARANTIA ---------- */
.section-garantia { padding: var(--space-section) 0; }
.garantia-box {
  max-width: 620px;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 56px 40px;
  background: var(--emerald-100);
  border: 1px solid rgba(31, 122, 92, 0.18);
  border-radius: var(--radius-lg);
}
.garantia-box .icon--lg { color: var(--emerald-500); margin-bottom: 18px; }
.garantia-box .eyebrow { color: var(--emerald-500); }
.garantia-box__contato { margin-top: 26px; font-size: 14.5px; color: var(--ink-soft); }
.garantia-box__contato a { color: var(--emerald-500); font-weight: 600; border-bottom: 1px solid currentColor; }

/* ---------- 17. FAQ ---------- */
.faq-list { max-width: 760px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--white);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 6px 24px;
}
.faq-item summary {
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 18px 0;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 15.5px;
  color: var(--ink);
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: '+';
  flex-shrink: 0;
  font-family: var(--font-body);
  font-size: 20px;
  font-weight: 400;
  color: var(--gold-500);
  transition: transform var(--dur-fast) var(--ease);
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item__content { padding: 0 0 20px; }
.faq-item__content p { font-size: 14.5px; color: var(--ink-soft); line-height: 1.7; }
.faq-item__content a { color: var(--gold-600); font-weight: 600; border-bottom: 1px solid currentColor; }

/* ---------- 18. CTA FINAL ---------- */
.cta-final {
  position: relative;
  overflow: hidden;
  background: var(--navy-950);
  padding: var(--space-section) 0;
  text-align: center;
}
.cta-final::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(560px 360px at 50% 0%, rgba(217, 175, 82, 0.18), transparent 65%);
  pointer-events: none;
}
.cta-final__inner { position: relative; max-width: 620px; margin: 0 auto; }
.cta-final__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 3.6vw, 40px);
  color: var(--white);
  letter-spacing: -0.01em;
}
.cta-final__subtitle { margin-top: 16px; font-size: 16.5px; color: rgba(255, 255, 255, 0.68); line-height: 1.7; }
.cta-final .btn { margin-top: 32px; }
.cta-final__note { margin-top: 16px; font-size: 13px; color: rgba(255, 255, 255, 0.45); }

/* ---------- 19. RODAPÉ ---------- */
.site-footer { background: var(--navy-900); color: rgba(255, 255, 255, 0.7); padding: 64px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 48px;
  border-bottom: 1px solid var(--navy-border);
}
.footer-brand__desc { margin-top: 14px; font-size: 14px; line-height: 1.7; max-width: 320px; color: rgba(255, 255, 255, 0.55); }
.footer-heading {
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.4);
  margin-bottom: 16px;
}
.footer-contact__link { display: inline-flex; align-items: center; gap: 10px; font-size: 15px; font-weight: 500; color: var(--white); }
.footer-contact__link:hover { color: var(--gold-400); }
.footer-links ul { display: flex; flex-direction: column; gap: 10px; }
.footer-links a { font-size: 14px; color: rgba(255, 255, 255, 0.6); transition: color var(--dur-fast) var(--ease); }
.footer-links a:hover { color: var(--white); }

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 10px;
  padding: 24px 0 32px;
  font-size: 12.5px;
  color: rgba(255, 255, 255, 0.4);
}
.footer-bottom__disclaimer { max-width: 480px; text-align: right; }

/* ---------- 20. SCROLL REVEAL ---------- */
[data-reveal] {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
[data-reveal].is-visible { opacity: 1; transform: translateY(0); }

/* ---------- 21. RESPONSIVO ---------- */
@media (max-width: 1024px) {
  .hero__inner { grid-template-columns: 1fr; }
  .hero__visual { order: -1; }
  .problema-grid { grid-template-columns: repeat(2, 1fr); }
  .apostilas-grid { grid-template-columns: repeat(2, 1fr); }
  .porque-grid { grid-template-columns: 1fr; }
  .beneficios-grid { grid-template-columns: repeat(2, 1fr); }
  .bonus-grid { grid-template-columns: repeat(2, 1fr); }
  .depoimentos-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .main-nav {
    position: fixed;
    inset: var(--space-header) 0 0 0;
    background: var(--paper);
    transform: translateY(-8px);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity var(--dur-med) var(--ease), transform var(--dur-med) var(--ease), visibility var(--dur-med);
    padding: 32px 24px;
  }
  .main-nav.is-open { opacity: 1; visibility: visible; transform: translateY(0); pointer-events: auto; }
  .main-nav ul { flex-direction: column; gap: 4px; }
  .main-nav a { display: block; padding: 14px 4px; font-size: 17px; border-bottom: 1px solid var(--border-light); }
  .header-actions .btn-sm { padding: 9px 14px; font-size: 13px; }
  .nav-toggle { display: flex; }

  .problema-grid, .apostilas-grid, .beneficios-grid, .bonus-grid, .mapa-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .footer-bottom__disclaimer { text-align: left; }
  .hero__trust { flex-direction: column; gap: 8px; }
}

/* ---------- 22. ACESSIBILIDADE ---------- */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2.5px solid var(--gold-500);
  outline-offset: 3px;
  border-radius: 4px;
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
  [data-reveal] { opacity: 1; transform: none; }
  .stability-graphic path, .stability-graphic__dot, .stability-graphic__label { opacity: 1; stroke-dashoffset: 0; }
}