/* ============================================
   APRENDA CLOUD — Estilo AWS Console-inspired
   Branco dominante · Navy AWS · Laranja como acento
============================================ */

:root {
  /* Paleta AWS oficial */
  --aws-orange: #FF9900;
  --aws-orange-dark: #EC7211;
  --aws-orange-light: #FFAC31;
  --aws-navy: #232F3E;
  --aws-navy-light: #37475A;
  --aws-navy-dark: #161E2D;

  /* Tons de cinza estilo Console */
  --bg: #FFFFFF;
  --bg-soft: #FAFAFA;
  --bg-section: #F2F3F3;
  --border: #E9EBED;
  --border-strong: #D5DBDB;
  --text: #16191F;
  --text-soft: #414D5C;
  --text-muted: #5F6B7A;
  --text-light: #879596;

  /* Estados */
  --success: #1D8102;
  --danger: #D13212;
  --info: #0073BB;

  /* Tipografia */
  --font-sans: 'Inter', system-ui, -apple-system, sans-serif;
  --font-serif: 'IBM Plex Serif', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  /* Layout */
  --container: 1240px;
  --container-content: 1100px;

  /* Sombras (estilo console — suaves e funcionais) */
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.10);
  --shadow-xl: 0 24px 64px rgba(0, 0, 0, 0.14);

  /* Border radius (estilo AWS — sutil) */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.15s, opacity 0.15s;
}

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ============================================
   TOPBAR (announcement banner)
============================================ */
.topbar {
  background: var(--aws-navy);
  color: white;
  padding: 10px 0;
  font-size: 0.875rem;
}

.topbar-inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}

.topbar-badge {
  background: var(--aws-orange);
  color: var(--aws-navy);
  font-weight: 700;
  font-size: 0.6875rem;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
}

.topbar-link {
  color: var(--aws-orange);
  font-weight: 600;
  margin-left: 4px;
}

.topbar-link:hover {
  color: var(--aws-orange-light);
}

/* ============================================
   NAV
============================================ */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.96);
  backdrop-filter: saturate(180%) blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 18px;
  padding-bottom: 18px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--aws-navy);
}

.logo strong {
  color: var(--aws-orange-dark);
  font-weight: 800;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-soft);
}

.nav-links a:hover {
  color: var(--aws-orange-dark);
}

.nav-cta {
  background: var(--aws-orange);
  color: var(--aws-navy) !important;
  padding: 10px 22px;
  border-radius: var(--radius-sm);
  font-weight: 700 !important;
  border: 1px solid var(--aws-orange);
  transition: all 0.15s;
}

.nav-cta:hover {
  background: var(--aws-orange-dark);
  border-color: var(--aws-orange-dark);
  color: white !important;
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* ============================================
   HERO
============================================ */
.hero {
  padding: 80px 0 100px;
  background: linear-gradient(180deg, var(--bg) 0%, var(--bg-soft) 100%);
  position: relative;
  overflow: hidden;
}

/* Bloco laranja decorativo no canto direito (estilo Brlink) */
.hero::before {
  content: '';
  position: absolute;
  top: 0;
  right: -10%;
  width: 50%;
  height: 100%;
  background: linear-gradient(135deg,
    rgba(255, 153, 0, 0.08) 0%,
    rgba(255, 172, 49, 0.12) 50%,
    rgba(255, 153, 0, 0.06) 100%);
  clip-path: polygon(25% 0, 100% 0, 100% 100%, 0% 100%);
  pointer-events: none;
  z-index: 0;
}

/* Detalhe geométrico laranja sutil */
.hero::after {
  content: '';
  position: absolute;
  top: 60px;
  right: 80px;
  width: 320px;
  height: 320px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.15) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.hero > .container {
  position: relative;
  z-index: 1;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 80px;
  align-items: center;
  margin-bottom: 80px;
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  background: white;
  border: 1px solid var(--border-strong);
  border-radius: 100px;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--text-soft);
  margin-bottom: 28px;
  box-shadow: var(--shadow-xs);
}

.pulse {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--aws-orange);
  box-shadow: 0 0 0 0 rgba(255, 153, 0, 0.5);
  animation: pulse-anim 2s infinite;
}

@keyframes pulse-anim {
  0%, 100% { box-shadow: 0 0 0 0 rgba(255, 153, 0, 0.5); }
  50% { box-shadow: 0 0 0 8px rgba(255, 153, 0, 0); }
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--aws-navy);
  margin-bottom: 24px;
}

.hero-accent {
  color: var(--aws-orange-dark);
  position: relative;
  display: inline-block;
}

.hero-accent::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 8%;
  height: 24%;
  background: var(--aws-orange);
  opacity: 0.2;
  z-index: -1;
}

.hero-sub {
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--text-soft);
  margin-bottom: 36px;
  max-width: 560px;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

/* Botões base */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 24px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 0.9375rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.15s ease;
  border: 1px solid transparent;
  white-space: nowrap;
}

.btn-primary {
  background: var(--aws-orange);
  color: var(--aws-navy);
  border-color: var(--aws-orange-dark);
  font-weight: 700;
}

.btn-primary:hover {
  background: var(--aws-orange-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background: white;
  color: var(--aws-navy);
  border-color: var(--border-strong);
}

.btn-secondary:hover {
  background: var(--bg-section);
  border-color: var(--aws-navy);
  transform: translateY(-1px);
}

.btn-large {
  padding: 16px 32px;
  font-size: 1rem;
}

.arrow {
  transition: transform 0.15s;
}

.btn:hover .arrow {
  transform: translateX(3px);
}

/* Trust list */
.hero-trust {
  background: white;
  border: 1px solid var(--border);
  border-left: 3px solid var(--aws-orange);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  box-shadow: var(--shadow-xs);
}

.trust-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  display: block;
  margin-bottom: 10px;
}

.trust-list {
  list-style: none;
}

.trust-list li {
  font-size: 0.875rem;
  color: var(--text-soft);
  padding: 4px 0;
  line-height: 1.5;
}

/* Hero right - stack de livros */
.hero-right {
  position: relative;
  height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-stack {
  position: relative;
  width: 280px;
  height: 400px;
}

.stack-book {
  position: absolute;
  width: 240px;
  height: 320px;
  border-radius: 6px;
  box-shadow: var(--shadow-lg);
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.stack-1 {
  top: 80px;
  left: -40px;
  background: linear-gradient(135deg, #232F3E 0%, #1A2332 100%);
  transform: rotate(-12deg);
}

.stack-2 {
  top: 70px;
  left: -10px;
  background: linear-gradient(135deg, #1B5E20 0%, #2E7D32 100%);
  transform: rotate(-6deg);
}

.stack-3 {
  top: 50px;
  left: 20px;
  background: linear-gradient(135deg, #4A148C 0%, #7B1FA2 100%);
  transform: rotate(0deg);
}

.stack-4 {
  top: 30px;
  left: 60px;
  background: linear-gradient(135deg, #0D47A1 0%, #1565C0 100%);
  transform: rotate(6deg);
}

.stack-5 {
  top: 0;
  left: 100px;
  background: linear-gradient(135deg, #B71C1C 0%, #F57C00 100%);
  transform: rotate(12deg);
  padding: 30px 24px;
  color: white;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.hero-right:hover .stack-1 { transform: rotate(-14deg) translateX(-12px); }
.hero-right:hover .stack-2 { transform: rotate(-7deg) translateX(-6px); }
.hero-right:hover .stack-4 { transform: rotate(7deg) translateX(6px); }
.hero-right:hover .stack-5 { transform: rotate(14deg) translateX(12px); }

.stack-vol {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  opacity: 0.7;
}

.stack-title {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
}

.stack-pages {
  font-size: 0.8125rem;
  opacity: 0.85;
  padding-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.3);
}

/* Hero stats */
.hero-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 32px 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.stat {
  text-align: center;
  position: relative;
}

.stat + .stat::before {
  content: '';
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 60%;
  background: var(--border);
}

.stat-num {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--aws-navy);
  line-height: 1;
  margin-bottom: 6px;
}

.stat-plus {
  color: var(--aws-orange);
}

.stat-label {
  font-size: 0.8125rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* ============================================
   VALUES — seção LARANJA destaque (estilo Brlink)
============================================ */
.values {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--aws-orange) 0%, var(--aws-orange-dark) 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

/* Padrão geométrico sutil de fundo */
.values::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255, 255, 255, 0.08) 0%, transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(35, 47, 62, 0.15) 0%, transparent 50%);
  pointer-events: none;
}

.values .container {
  position: relative;
  z-index: 1;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.value {
  background: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-md);
  padding: 32px 28px;
  transition: all 0.2s;
  position: relative;
  overflow: hidden;
}

.value::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 3px;
  height: 0;
  background: white;
  transition: height 0.3s ease;
}

.value:hover {
  transform: translateY(-2px);
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
}

.value:hover::before {
  height: 100%;
}

.value-num {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--aws-navy);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
  background: white;
  display: inline-block;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.value h3 {
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: white;
  margin-bottom: 12px;
}

.value p {
  font-size: 0.9375rem;
  color: rgba(255, 255, 255, 0.92);
  line-height: 1.6;
}

.value p strong {
  color: white;
  font-weight: 700;
}

/* ============================================
   SECTION HEADER (genérico)
============================================ */
.section-header {
  text-align: center;
  margin-bottom: 64px;
  max-width: 740px;
  margin-left: auto;
  margin-right: auto;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--aws-orange-dark);
  margin-bottom: 16px;
  display: block;
}

.eyebrow-dark {
  color: var(--aws-orange);
}

.section-title {
  font-size: clamp(1.875rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: var(--aws-navy);
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.0625rem;
  color: var(--text-soft);
  line-height: 1.6;
}

/* ============================================
   LIBRARY / BOOKS
============================================ */
.library {
  padding: 100px 0;
  background: var(--bg);
}

.books {
  display: flex;
  flex-direction: column;
  gap: 80px;
}

.book {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 64px;
  align-items: center;
}

.book-reverse {
  grid-template-columns: 1fr 380px;
}

/* Capa do livro */
.book-cover {
  display: flex;
  justify-content: center;
  position: relative;
}

.cover {
  width: 280px;
  aspect-ratio: 1 / 1.4;
  border-radius: 6px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  box-shadow:
    0 24px 48px rgba(15, 20, 25, 0.18),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
  color: white;
  transition: transform 0.4s ease, box-shadow 0.4s ease;
}

.book:hover .cover {
  transform: rotate(-2deg) scale(1.02);
  box-shadow:
    0 32px 60px rgba(15, 20, 25, 0.22),
    inset 0 0 0 1px rgba(255, 255, 255, 0.08);
}

.book-reverse:hover .cover {
  transform: rotate(2deg) scale(1.02);
}

.cover-brand {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  color: var(--aws-orange);
  margin-bottom: 4px;
}

.cover-vol {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  font-weight: 500;
  letter-spacing: 0.3em;
  opacity: 0.5;
}

.cover-title-block {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  margin: 28px 0;
}

.cover-title {
  font-family: var(--font-sans);
  font-size: 2rem;
  font-weight: 800;
  line-height: 0.95;
  letter-spacing: -0.03em;
}

.cover-subtitle {
  font-family: var(--font-serif);
  font-size: 0.9375rem;
  font-style: italic;
  font-weight: 400;
  line-height: 1.3;
  opacity: 0.85;
  margin-top: 16px;
}

.cover-cert {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  padding-top: 12px;
  margin-top: 12px;
  border-top: 1px solid rgba(255, 255, 255, 0.25);
  opacity: 0.85;
}

.cover-author {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  opacity: 0.6;
}

/* Capas específicas */
.cover-clf {
  background: linear-gradient(160deg, #0F1419 0%, #232F3E 60%, #37475A 100%);
}

.cover-finops {
  background: linear-gradient(160deg, #0D3B12 0%, #1B5E20 50%, #2E7D32 100%);
}

.cover-migracao {
  background: linear-gradient(160deg, #2C0944 0%, #4A148C 50%, #6A1B9A 100%);
}

.cover-saa {
  background: linear-gradient(160deg, #062F5C 0%, #0D47A1 50%, #1565C0 100%);
}

.cover-sap {
  background: linear-gradient(160deg, #7A0D0D 0%, #B71C1C 50%, #E64A19 100%);
}

/* Detalhes ornamentais (sutil) */
.cover-clf::after,
.cover-finops::after,
.cover-saa::after,
.cover-sap::after {
  content: '';
  position: absolute;
  bottom: -60px;
  right: -60px;
  width: 180px;
  height: 180px;
  border: 1.5px solid var(--aws-orange);
  border-radius: 50%;
  opacity: 0.15;
  pointer-events: none;
}

.cover-migracao::after {
  content: '→';
  position: absolute;
  bottom: 16px;
  right: 16px;
  font-size: 4rem;
  font-weight: 200;
  opacity: 0.15;
  line-height: 1;
}

/* Book content */
.book-content {
  max-width: 580px;
  position: relative;
}

.book-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 5px 12px;
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.badge-popular {
  background: var(--aws-orange);
  color: var(--aws-navy);
}

.badge-new {
  background: var(--aws-navy);
  color: var(--aws-orange);
}

.book-meta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
}

.book-cert {
  color: var(--aws-orange-dark);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.book-spec {
  color: var(--text-muted);
}

.book-title {
  font-size: clamp(1.75rem, 3vw, 2.25rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.025em;
  color: var(--aws-navy);
  margin-bottom: 16px;
}

.book-pitch {
  font-size: 1.0625rem;
  color: var(--text-soft);
  line-height: 1.6;
  margin-bottom: 20px;
}

.book-pitch strong {
  color: var(--aws-navy);
  font-weight: 600;
}

.book-pitch em {
  font-style: italic;
  color: var(--text);
}

.book-features {
  list-style: none;
  margin-bottom: 28px;
}

.book-features li {
  padding: 6px 0;
  font-size: 0.9375rem;
  color: var(--text-soft);
  display: flex;
  align-items: flex-start;
  gap: 10px;
}

.book-features li::before {
  content: '→';
  color: var(--aws-orange);
  font-weight: 700;
  flex-shrink: 0;
}

/* Preço e compra */
.book-buy {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 20px 24px;
  background: var(--bg-section);
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
}

.book-price {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.price-old {
  font-size: 0.875rem;
  color: var(--text-muted);
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
}

.price-now {
  font-size: 2rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--aws-navy);
  line-height: 1;
}

.price-installment {
  font-size: 0.8125rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.btn-buy {
  background: var(--aws-orange);
  color: var(--aws-navy);
  border-color: var(--aws-orange-dark);
  font-weight: 700;
  padding: 12px 24px;
  font-size: 0.9375rem;
}

.btn-buy:hover {
  background: var(--aws-orange-dark);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-buy-large {
  padding: 18px 36px;
  font-size: 1.0625rem;
}

/* Featured book */
.book-featured .book-content::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--aws-orange);
  border-radius: 2px;
}

/* ============================================
   BUNDLE
============================================ */
.bundle {
  padding: 100px 0;
  background: var(--bg-section);
}

.bundle-card {
  position: relative;
  background: linear-gradient(135deg, var(--aws-navy) 0%, var(--aws-navy-light) 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 64px 56px;
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  border-top: 4px solid var(--aws-orange);
}

.bundle-card::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.4) 0%, transparent 60%);
  pointer-events: none;
}

.bundle-card::after {
  content: '';
  position: absolute;
  bottom: -200px;
  left: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.15) 0%, transparent 60%);
  pointer-events: none;
}

.bundle-flag {
  position: absolute;
  top: 24px;
  right: 24px;
  background: var(--aws-orange);
  color: var(--aws-navy);
  padding: 6px 14px;
  border-radius: 100px;
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  z-index: 2;
}

.bundle-content {
  position: relative;
  z-index: 1;
}

.bundle-text {
  max-width: 720px;
}

.bundle-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.05;
  letter-spacing: -0.03em;
  margin: 16px 0 20px;
}

.bundle-save {
  color: var(--aws-orange);
  font-style: italic;
  font-family: var(--font-serif);
  font-weight: 400;
}

.bundle-desc {
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 32px;
  line-height: 1.5;
}

.bundle-desc strong {
  color: var(--aws-orange);
  font-weight: 600;
}

.bundle-list {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
  margin-bottom: 40px;
}

.bundle-list li {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 1rem;
}

.check {
  width: 24px;
  height: 24px;
  background: var(--aws-orange);
  color: var(--aws-navy);
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.8125rem;
  flex-shrink: 0;
}

.bundle-buy {
  display: flex;
  align-items: center;
  gap: 32px;
  flex-wrap: wrap;
  padding: 28px 32px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  margin-bottom: 24px;
}

.price-line {
  margin-bottom: 4px;
}

.bundle-old {
  font-size: 0.9375rem;
  opacity: 0.5;
  text-decoration: line-through;
  text-decoration-thickness: 1.5px;
}

.bundle-now {
  font-size: 1.125rem;
  opacity: 0.85;
}

.bundle-now strong {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--aws-orange);
  display: inline-block;
  margin-left: 4px;
}

.bundle-installment {
  font-size: 0.8125rem;
  opacity: 0.6;
  margin-top: 4px;
}

.bundle-guarantee {
  display: flex;
  align-items: center;
  gap: 16px;
  font-size: 0.9375rem;
  opacity: 0.85;
  padding-top: 16px;
}

.guarantee-icon {
  font-size: 1.5rem;
}

.bundle-guarantee strong {
  color: var(--aws-orange);
  font-weight: 700;
}

/* ============================================
   HOW IT WORKS
============================================ */
.how {
  padding: 100px 0;
  background: var(--bg);
}

.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
  position: relative;
}

.steps::before {
  content: '';
  position: absolute;
  top: 40px;
  left: 16.66%;
  right: 16.66%;
  height: 2px;
  background: var(--border);
  background-image: repeating-linear-gradient(
    to right,
    var(--border-strong) 0,
    var(--border-strong) 8px,
    transparent 8px,
    transparent 16px
  );
  z-index: 0;
}

.step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.step-num {
  width: 80px;
  height: 80px;
  margin: 0 auto 20px;
  background: white;
  border: 2px solid var(--aws-orange);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  font-weight: 800;
  color: var(--aws-navy);
  box-shadow: var(--shadow-md);
}

.step h3 {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--aws-navy);
  margin-bottom: 8px;
}

.step p {
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.6;
}

/* ============================================
   AUTHOR
============================================ */
.author {
  padding: 100px 0;
  background: var(--bg-section);
}

.author-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 80px;
  align-items: center;
  max-width: var(--container-content);
  margin: 0 auto;
}

.author-photo {
  display: flex;
  justify-content: center;
}

.photo-card {
  position: relative;
  width: 280px;
  height: 320px;
}

.photo-initials {
  width: 100%;
  height: 100%;
  background: var(--aws-navy);
  color: var(--aws-orange);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-lg);
}

.photo-decoration {
  position: absolute;
  inset: 16px -16px -16px 16px;
  border: 2px solid var(--aws-orange);
  border-radius: var(--radius-md);
  z-index: 1;
}

.author-name {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  color: var(--aws-navy);
  margin: 12px 0 8px;
}

.author-role {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--aws-orange-dark);
  margin-bottom: 28px;
  font-weight: 500;
}

.author-bio p {
  font-size: 1rem;
  color: var(--text-soft);
  line-height: 1.7;
  margin-bottom: 14px;
}

.author-bio strong {
  color: var(--aws-navy);
  font-weight: 600;
}

.author-tech {
  margin-top: 32px;
}

.tech-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  margin-bottom: 12px;
}

.tech-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-tags span {
  display: inline-block;
  padding: 6px 12px;
  background: white;
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--text-soft);
  transition: all 0.15s;
}

.tech-tags span:hover {
  background: var(--aws-navy);
  color: var(--aws-orange);
  border-color: var(--aws-navy);
}

/* ============================================
   TECH STACK — fundo escuro com acentos laranja
============================================ */
.tech-stack {
  padding: 100px 0;
  background: linear-gradient(135deg, var(--aws-navy) 0%, var(--aws-navy-dark) 100%);
  color: white;
  position: relative;
  overflow: hidden;
}

/* Acentos laranja decorativos */
.tech-stack::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.tech-stack::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -150px;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.tech-stack > .container {
  position: relative;
  z-index: 1;
}

.section-title-light {
  color: white !important;
}

.section-sub-light {
  color: rgba(255, 255, 255, 0.7) !important;
}

.eyebrow-light {
  color: var(--aws-orange) !important;
}

.tech-highlight {
  color: var(--aws-orange);
  position: relative;
  display: inline-block;
}

.tech-highlight::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: 4%;
  height: 22%;
  background: var(--aws-orange);
  opacity: 0.2;
  z-index: -1;
}

/* Grid de categorias técnicas */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 32px;
  margin-top: 60px;
}

.tech-category {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 153, 0, 0.2);
  border-radius: var(--radius-md);
  padding: 28px 28px 24px;
  transition: all 0.2s;
  position: relative;
}

.tech-category::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 4px;
  height: 100%;
  background: var(--aws-orange);
  border-radius: var(--radius-md) 0 0 var(--radius-md);
  opacity: 0;
  transition: opacity 0.2s;
}

.tech-category:hover {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 153, 0, 0.4);
  transform: translateY(-2px);
}

.tech-category:hover::before {
  opacity: 1;
}

.tech-cat-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.18em;
  color: var(--aws-orange);
  margin-bottom: 18px;
}

.tech-items {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.tech-pill {
  display: inline-block;
  padding: 7px 14px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.92);
  transition: all 0.15s;
  cursor: default;
}

.tech-pill:hover {
  background: rgba(255, 153, 0, 0.15);
  border-color: rgba(255, 153, 0, 0.4);
  color: var(--aws-orange-light);
  transform: translateY(-1px);
}

.tech-pill-featured {
  background: var(--aws-orange);
  border-color: var(--aws-orange-dark);
  color: var(--aws-navy);
  font-weight: 700;
}

.tech-pill-featured:hover {
  background: var(--aws-orange-light);
  color: var(--aws-navy-dark);
}

.tech-cta {
  margin-top: 64px;
  text-align: center;
  padding: 32px;
  background: rgba(255, 153, 0, 0.06);
  border: 1px solid rgba(255, 153, 0, 0.2);
  border-radius: var(--radius-md);
}

.tech-cta p {
  font-size: 1rem;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 20px;
}

/* ============================================
   SERVIÇOS / CONSULTORIA — fundo claro com cards
============================================ */
.services {
  padding: 100px 0;
  background: var(--bg-section);
  position: relative;
  overflow: hidden;
}

/* Acento laranja decorativo de fundo */
.services::before {
  content: '';
  position: absolute;
  top: -200px;
  left: -150px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.08) 0%, transparent 70%);
  pointer-events: none;
}

.services::after {
  content: '';
  position: absolute;
  bottom: -150px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.services > .container {
  position: relative;
  z-index: 1;
}

.services-header {
  margin-bottom: 56px;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.service-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 28px 28px;
  display: flex;
  flex-direction: column;
  position: relative;
  transition: all 0.25s ease;
  box-shadow: var(--shadow-xs);
}

/* Card wide ocupa 3 colunas (linha inteira) — usado pelo Sustentação */
.service-card-wide {
  grid-column: span 3;
}

.service-card-wide .service-features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0 24px;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--aws-orange);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  opacity: 0;
  transition: opacity 0.25s;
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(255, 153, 0, 0.3);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, var(--aws-orange) 0%, var(--aws-orange-dark) 100%);
  color: white;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  box-shadow: 0 8px 16px rgba(255, 153, 0, 0.25);
}

.service-tag {
  display: inline-block;
  background: var(--aws-orange);
  color: var(--aws-navy);
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 12px;
  text-transform: uppercase;
  width: fit-content;
}

.service-tag-orange {
  background: var(--aws-navy);
  color: var(--aws-orange);
}

.service-tag-light {
  background: var(--bg-section);
  color: var(--aws-navy);
  border: 1px solid var(--border-strong);
}

.service-title {
  font-size: 1.375rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--aws-navy);
  margin-bottom: 12px;
  line-height: 1.15;
}

.service-desc {
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.6;
  margin-bottom: 18px;
}

.service-desc strong {
  color: var(--aws-navy);
  font-weight: 600;
}

.service-features {
  list-style: none;
  margin: 0 0 24px 0;
  padding: 0;
  flex: 1;
}

.service-features li {
  font-size: 0.875rem;
  color: var(--text-soft);
  padding: 5px 0;
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.45;
}

.service-features li::before {
  content: '✓';
  color: var(--aws-orange-dark);
  font-weight: 700;
  flex-shrink: 0;
}

.service-price {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 14px 0;
  margin-bottom: 18px;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.service-price-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
}

.service-price-value-sm {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--aws-navy);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.service-btn {
  justify-content: center;
  width: 100%;
}

/* ============================================
   BLOCO DE CONTATO (WhatsApp Business)
============================================ */
.services-contact {
  background: linear-gradient(135deg, var(--aws-navy) 0%, var(--aws-navy-light) 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  position: relative;
  overflow: hidden;
  border-top: 4px solid var(--aws-orange);
}

.services-contact::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(255, 153, 0, 0.18) 0%, transparent 60%);
  pointer-events: none;
}

.services-contact::after {
  content: '';
  position: absolute;
  bottom: -150px;
  left: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(37, 211, 102, 0.10) 0%, transparent 60%);
  pointer-events: none;
}

.services-contact-header {
  text-align: center;
  margin-bottom: 36px;
  position: relative;
  z-index: 1;
}

.services-contact-header h3 {
  font-size: clamp(1.625rem, 3vw, 2.25rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.services-contact-header p {
  font-size: 1.0625rem;
  opacity: 0.85;
}

.services-contact-cta {
  display: flex;
  justify-content: center;
  margin-bottom: 28px;
  position: relative;
  z-index: 1;
}

/* Botão grande de WhatsApp */
.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 16px;
  padding: 20px 36px;
  background: #25D366;
  color: white;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-family: var(--font-sans);
  transition: all 0.2s ease;
  box-shadow: 0 12px 28px rgba(37, 211, 102, 0.35);
  border: 2px solid transparent;
}

.btn-whatsapp:hover {
  background: #1FAD50;
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(37, 211, 102, 0.45);
}

.btn-whatsapp:active {
  transform: translateY(0);
}

.whatsapp-icon {
  flex-shrink: 0;
}

.btn-whatsapp-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 2px;
}

.btn-whatsapp-label {
  font-size: 1.0625rem;
  font-weight: 700;
  letter-spacing: -0.01em;
}

.btn-whatsapp-sub {
  font-size: 0.8125rem;
  opacity: 0.9;
  font-weight: 500;
}

.services-disclaimer {
  text-align: center;
  font-size: 0.875rem;
  opacity: 0.7;
  position: relative;
  z-index: 1;
  padding-top: 8px;
}

.services-disclaimer strong {
  color: var(--aws-orange);
  font-weight: 600;
}

/* ============================================
   FAQ
============================================ */
.faq {
  padding: 100px 0;
  background: var(--bg);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  background: white;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.faq-item:hover {
  border-color: var(--border-strong);
}

.faq-item[open] {
  border-color: var(--aws-orange);
  box-shadow: var(--shadow-sm);
}

.faq-item summary {
  padding: 20px 24px;
  font-size: 1rem;
  font-weight: 600;
  color: var(--aws-navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  letter-spacing: -0.01em;
}

.faq-item summary::-webkit-details-marker { display: none; }

.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--aws-orange-dark);
  transition: transform 0.2s;
  flex-shrink: 0;
  line-height: 1;
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-item p {
  padding: 0 24px 20px;
  font-size: 0.9375rem;
  color: var(--text-soft);
  line-height: 1.65;
}

.faq-item p strong {
  color: var(--aws-navy);
  font-weight: 600;
}

.faq-item code {
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  background: var(--bg-section);
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  color: var(--aws-orange-dark);
}

/* ============================================
   FINAL CTA
============================================ */
.final-cta {
  padding: 80px 0;
  background: var(--bg);
}

.final-cta-card {
  background: linear-gradient(135deg, var(--aws-navy) 0%, var(--aws-navy-light) 100%);
  color: white;
  border-radius: var(--radius-xl);
  padding: 64px 48px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.final-cta-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(255, 153, 0, 0.15) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255, 153, 0, 0.10) 0%, transparent 50%);
  pointer-events: none;
}

.final-cta-card h2 {
  position: relative;
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 12px;
}

.final-cta-card p {
  position: relative;
  font-size: 1.125rem;
  opacity: 0.85;
  margin-bottom: 32px;
}

.final-cta-buttons {
  position: relative;
  display: flex;
  gap: 12px;
  justify-content: center;
  flex-wrap: wrap;
}

.final-cta .btn-secondary {
  background: transparent;
  color: white;
  border-color: rgba(255, 255, 255, 0.3);
}

.final-cta .btn-secondary:hover {
  background: white;
  color: var(--aws-navy);
}

/* ============================================
   FOOTER
============================================ */
.footer {
  background: var(--aws-navy);
  color: white;
  padding: 80px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr 1.2fr;
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 0.9375rem;
  opacity: 0.6;
  margin-top: 16px;
  max-width: 280px;
  line-height: 1.6;
}

.logo-footer {
  color: white;
}

.logo-footer strong {
  color: var(--aws-orange);
}

.footer-col h4 {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--aws-orange);
  margin-bottom: 20px;
}

.footer-col a, .footer-col span {
  display: block;
  font-size: 0.9375rem;
  padding: 5px 0;
  opacity: 0.8;
  transition: opacity 0.15s, color 0.15s;
}

.footer-col a:hover {
  opacity: 1;
  color: var(--aws-orange);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.8125rem;
  opacity: 0.5;
  flex-wrap: wrap;
  gap: 16px;
}

.br {
  font-size: 1.125rem;
}

/* ============================================
   RESPONSIVE
============================================ */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: 60px; }
  .hero-right { height: 360px; }

  .values-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { grid-template-columns: repeat(2, 1fr); gap: 24px; }
  .stat + .stat::before { display: none; }

  .book { grid-template-columns: 1fr; gap: 40px; }
  .book-reverse { grid-template-columns: 1fr; }
  .book-reverse .book-cover { order: -1; }
  .book-content { max-width: 100%; }

  .author-grid { grid-template-columns: 1fr; gap: 40px; text-align: center; }
  .photo-card { margin: 0 auto; }
  .author-bio { text-align: left; }

  .footer-grid { grid-template-columns: repeat(2, 1fr); }

  .steps { grid-template-columns: 1fr; gap: 48px; }
  .steps::before { display: none; }

  .tech-grid { grid-template-columns: 1fr; gap: 20px; }

  .services-grid { grid-template-columns: repeat(2, 1fr); gap: 20px; }
  .service-card-wide { grid-column: span 2; }
  .service-card-wide .service-features { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .container { padding: 0 20px; }

  .topbar-inner { font-size: 0.8125rem; gap: 8px; }

  .nav-links { gap: 12px; }
  .nav-links a:not(.nav-cta) { display: none; }

  .hero { padding: 60px 0 80px; }
  .hero::before { display: none; }
  .hero::after { width: 200px; height: 200px; top: 40px; right: 20px; }

  .values { padding: 60px 0; }
  .values-grid { grid-template-columns: 1fr; }

  .library, .bundle, .how, .author, .faq, .tech-stack, .services { padding: 60px 0; }

  .service-card { padding: 28px 24px; }
  .services-grid { grid-template-columns: 1fr; }
  .service-card-wide { grid-column: span 1; }
  .services-contact { padding: 40px 24px; }
  .services-contact-header h3 { font-size: 1.5rem; }

  .btn-whatsapp { padding: 16px 24px; gap: 12px; }
  .btn-whatsapp-label { font-size: 0.9375rem; }
  .btn-whatsapp-sub { font-size: 0.75rem; }

  .tech-category { padding: 20px 20px 18px; }
  .tech-cta { padding: 24px 20px; margin-top: 40px; }

  .bundle-card { padding: 40px 24px; }
  .bundle-list { grid-template-columns: 1fr; }
  .bundle-flag { top: 16px; right: 16px; }
  .bundle-buy { flex-direction: column; align-items: stretch; gap: 20px; padding: 20px; }

  .book-buy { flex-direction: column; align-items: stretch; gap: 16px; }
  .book-buy .btn-buy { width: 100%; justify-content: center; }

  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

  .final-cta-card { padding: 40px 24px; }
}

/* Animação de scroll */
@media (prefers-reduced-motion: no-preference) {
  .book, .value, .step {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
  }
  .book.in-view, .value.in-view, .step.in-view {
    opacity: 1;
    transform: translateY(0);
  }
}