/* ===========================
   RESET & BASE
=========================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --blue-900: #0d1b4b;
  --blue-800: #1a2f7a;
  --blue-700: #2148c0;
  --blue-500: #3a6fe8;
  --blue-400: #5a8ff5;
  --blue-100: #dce9ff;
  --purple-800: #3d1d8a;
  --purple-600: #6b3fd4;
  --purple-400: #9b6ee8;
  --purple-100: #ede8ff;
  --gradient-hero: linear-gradient(135deg, #0d1b4b 0%, #3d1d8a 60%, #6b3fd4 100%);
  --gradient-cta: linear-gradient(135deg, #2148c0 0%, #6b3fd4 100%);
  --gradient-card: linear-gradient(135deg, #f0f4ff 0%, #f5f0ff 100%);
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-600: #4b5563;
  --gray-800: #1f2937;
  --green-500: #22c55e;
  --green-100: #dcfce7;
  --orange-500: #f97316;
  --orange-100: #ffedd5;
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,.1);
  --shadow-md: 0 4px 20px rgba(0,0,0,.12);
  --shadow-lg: 0 10px 40px rgba(0,0,0,.15);
  --shadow-purple: 0 8px 32px rgba(107,63,212,.35);
  --shadow-blue: 0 8px 32px rgba(33,72,192,.35);
  --transition: .25s ease;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--white);
  color: var(--gray-800);
  line-height: 1.6;
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ===========================
   UTILITY
=========================== */
.container {
  width: 100%;
  max-width: 860px;
  margin: 0 auto;
  padding: 0 20px;
}

.text-center { text-align: center; }

.badge {
  display: inline-block;
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  padding: 5px 14px;
  border-radius: 999px;
}

.badge--light {
  background: rgba(255,255,255,.18);
  color: #fff;
  border: 1px solid rgba(255,255,255,.3);
}

.badge--purple {
  background: var(--purple-100);
  color: var(--purple-800);
}

.badge--blue {
  background: var(--blue-100);
  color: var(--blue-800);
}

.badge--green {
  background: var(--green-100);
  color: #15803d;
}

.section { padding: 72px 0; }

.section__eyebrow {
  font-size: .8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .12em;
  margin-bottom: 12px;
}

.section__title {
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 800;
  line-height: 1.25;
  margin-bottom: 16px;
}

.section__subtitle {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 560px;
  margin: 0 auto;
}

/* ===========================
   BUTTONS
=========================== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-family: inherit;
  font-weight: 700;
  border: none;
  cursor: pointer;
  border-radius: 999px;
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
  text-align: center;
}

.btn:hover { transform: translateY(-2px); filter: brightness(1.08); }
.btn:active { transform: translateY(0); }

.btn--primary {
  background: linear-gradient(135deg, #f97316 0%, #ef4444 100%);
  color: #fff;
  padding: 18px 40px;
  font-size: 1.1rem;
  box-shadow: 0 6px 24px rgba(249,115,22,.45);
}

.btn--primary:hover { box-shadow: 0 10px 32px rgba(249,115,22,.55); }

.btn--secondary {
  background: var(--gradient-cta);
  color: #fff;
  padding: 16px 36px;
  font-size: 1rem;
  box-shadow: var(--shadow-purple);
}

.btn--lg { padding: 22px 52px; font-size: 1.2rem; }

.btn--pulse {
  animation: pulse 2.2s infinite;
}

@keyframes pulse {
  0%, 100% { box-shadow: 0 6px 24px rgba(249,115,22,.45); }
  50% { box-shadow: 0 10px 40px rgba(249,115,22,.7), 0 0 0 10px rgba(249,115,22,.1); }
}

/* ===========================
   STICKY TOP BAR
=========================== */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: var(--blue-900);
  color: #fff;
  text-align: center;
  padding: 10px 20px;
  font-size: .82rem;
  font-weight: 600;
  letter-spacing: .02em;
}

.topbar span { color: #fbbf24; }

/* ===========================
   HERO
=========================== */
.hero {
  background: var(--gradient-hero);
  padding: 120px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 500px; height: 500px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(155,110,232,.25) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 380px; height: 380px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(90,143,245,.2) 0%, transparent 70%);
  pointer-events: none;
}

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

.hero__badge { margin-bottom: 20px; }

.hero__headline {
  font-size: clamp(2rem, 5.5vw, 3rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.15;
  margin-bottom: 20px;
}

.hero__headline em {
  font-style: normal;
  background: linear-gradient(90deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__subheadline {
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  color: rgba(255,255,255,.85);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.65;
}

.hero__cta-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 14px;
}

.hero__reassure {
  display: flex;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,.7);
  font-size: .85rem;
}

.hero__reassure svg { flex-shrink: 0; }

.hero__mockup {
  margin: 56px auto 0;
  max-width: 300px;
  position: relative;
}

.hero__mockup-card {
  background: rgba(255,255,255,.1);
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,.2);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  text-align: left;
  color: #fff;
}

.hero__mockup-card h3 {
  font-size: .9rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .08em;
  color: #a78bfa;
  margin-bottom: 8px;
}

.hero__mockup-card p {
  font-size: 1.05rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 20px;
}

.hero__mockup-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.hero__mockup-tag {
  font-size: .72rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(255,255,255,.15);
  border: 1px solid rgba(255,255,255,.25);
}

/* ===========================
   SOCIAL PROOF STRIP
=========================== */
.proof-strip {
  background: var(--blue-900);
  padding: 20px 0;
}

.proof-strip__inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
}

.proof-stat {
  text-align: center;
  color: #fff;
}

.proof-stat__number {
  font-size: 1.7rem;
  font-weight: 900;
  background: linear-gradient(90deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.proof-stat__label {
  font-size: .78rem;
  color: rgba(255,255,255,.6);
  font-weight: 500;
}

/* ===========================
   DOR
=========================== */
.pain { background: var(--gray-50); }

.pain__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin-top: 40px;
}

.pain__card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 24px 20px;
  border: 1.5px solid var(--gray-200);
  text-align: center;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.pain__card:hover {
  border-color: var(--purple-400);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.pain__icon {
  font-size: 2.2rem;
  margin-bottom: 12px;
}

.pain__card h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.pain__card p {
  font-size: .85rem;
  color: var(--gray-600);
  line-height: 1.55;
}

.pain__bridge {
  margin-top: 48px;
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: 36px 28px;
  text-align: center;
  color: #fff;
}

.pain__bridge h3 {
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 10px;
}

.pain__bridge p {
  color: rgba(255,255,255,.8);
  font-size: .95rem;
  max-width: 500px;
  margin: 0 auto;
}

/* ===========================
   SOLUÇÃO
=========================== */
.solution { background: #fff; }

.solution__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 40px;
}

.solution__text { text-align: center; }

.solution__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  text-align: left;
  margin-top: 20px;
}

.solution__list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: .95rem;
  color: var(--gray-600);
}

.solution__list li::before {
  content: '';
  flex-shrink: 0;
  width: 20px; height: 20px;
  margin-top: 2px;
  border-radius: 50%;
  background: var(--gradient-cta);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23fff' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 12px;
}

.solution__book {
  width: 100%;
  max-width: 340px;
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: 40px 28px;
  color: #fff;
  position: relative;
  overflow: hidden;
}

.solution__book::after {
  content: '';
  position: absolute;
  top: -40px; right: -40px;
  width: 160px; height: 160px;
  border-radius: 50%;
  background: rgba(255,255,255,.06);
}

.solution__book-tag {
  display: inline-block;
  font-size: .7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  background: rgba(255,255,255,.2);
  padding: 4px 12px;
  border-radius: 999px;
  margin-bottom: 16px;
}

.solution__book h3 {
  font-size: 1.15rem;
  font-weight: 800;
  line-height: 1.35;
  margin-bottom: 20px;
}

.solution__book-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.solution__book-meta-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: .85rem;
  color: rgba(255,255,255,.8);
}

.solution__book-meta-icon {
  font-size: 1rem;
}

/* ===========================
   BENEFÍCIOS
=========================== */
.benefits { background: var(--gradient-card); }

.benefits__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 44px;
}

.benefit-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px 22px;
  box-shadow: var(--shadow-sm);
  border: 1.5px solid transparent;
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.benefit-card:hover {
  border-color: var(--purple-400);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.benefit-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-sm);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.6rem;
  margin-bottom: 16px;
}

.benefit-card__icon--blue { background: var(--blue-100); }
.benefit-card__icon--purple { background: var(--purple-100); }
.benefit-card__icon--green { background: var(--green-100); }
.benefit-card__icon--orange { background: var(--orange-100); }

.benefit-card h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--gray-800);
}

.benefit-card p {
  font-size: .875rem;
  color: var(--gray-600);
  line-height: 1.6;
}

/* ===========================
   CONTEÚDO
=========================== */
.curriculum { background: #fff; }

.curriculum__modules {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 44px;
}

.module-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: var(--gray-50);
  border-radius: var(--radius-md);
  padding: 20px 22px;
  border: 1.5px solid var(--gray-200);
  transition: border-color var(--transition), background var(--transition);
}

.module-item:hover {
  background: var(--purple-100);
  border-color: var(--purple-400);
}

.module-item__number {
  flex-shrink: 0;
  width: 40px; height: 40px;
  border-radius: 50%;
  background: var(--gradient-cta);
  color: #fff;
  font-size: .85rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}

.module-item__content h4 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 4px;
}

.module-item__content p {
  font-size: .85rem;
  color: var(--gray-600);
  line-height: 1.5;
}

.curriculum__highlight {
  margin-top: 36px;
  background: var(--gradient-hero);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  align-items: center;
  gap: 20px;
  color: #fff;
}

.curriculum__highlight-icon {
  font-size: 3rem;
  flex-shrink: 0;
}

.curriculum__highlight h3 {
  font-size: 1.15rem;
  font-weight: 800;
  margin-bottom: 6px;
}

.curriculum__highlight p {
  color: rgba(255,255,255,.8);
  font-size: .9rem;
  line-height: 1.55;
}

/* ===========================
   AUTORIDADE
=========================== */
.authority { background: var(--gray-50); }

.authority__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
  margin-top: 44px;
}

.authority-card {
  background: #fff;
  border-radius: var(--radius-md);
  padding: 28px 22px;
  text-align: center;
  border: 1.5px solid var(--gray-200);
  box-shadow: var(--shadow-sm);
}

.authority-card__icon {
  font-size: 2.4rem;
  margin-bottom: 14px;
}

.authority-card h3 {
  font-size: .95rem;
  font-weight: 700;
  color: var(--gray-800);
  margin-bottom: 8px;
}

.authority-card p {
  font-size: .85rem;
  color: var(--gray-600);
  line-height: 1.6;
}

.authority__quote {
  margin-top: 48px;
  background: var(--blue-900);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  text-align: center;
  color: #fff;
  position: relative;
}

.authority__quote-mark {
  font-size: 5rem;
  line-height: 1;
  color: rgba(155,110,232,.5);
  font-family: Georgia, serif;
  position: absolute;
  top: 8px; left: 24px;
}

.authority__quote p {
  font-size: 1.1rem;
  font-style: italic;
  line-height: 1.7;
  color: rgba(255,255,255,.9);
  max-width: 560px;
  margin: 0 auto 16px;
}

.authority__quote cite {
  font-size: .8rem;
  color: rgba(155,110,232,.9);
  font-style: normal;
  font-weight: 600;
}

/* ===========================
   OFERTA
=========================== */
/* ===========================
   OFERTA — redesign
=========================== */
.offer {
  background: linear-gradient(135deg, #0f0c29 0%, #1a1650 50%, #0f172a 100%);
  position: relative;
  overflow: hidden;
}

.offer::before {
  content: '';
  position: absolute;
  top: -120px; right: -120px;
  width: 480px; height: 480px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,.25) 0%, transparent 70%);
  pointer-events: none;
}

.offer::after {
  content: '';
  position: absolute;
  bottom: -80px; left: -80px;
  width: 360px; height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(16,185,129,.15) 0%, transparent 70%);
  pointer-events: none;
}

.offer__inner {
  position: relative;
  z-index: 1;
}

/* Cabeçalho */
.offer__header {
  margin-bottom: 8px;
}

.offer__badge-limited {
  display: inline-block;
  background: linear-gradient(90deg, #dc2626, #ef4444);
  color: #fff;
  font-size: .75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: .12em;
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
  box-shadow: 0 4px 14px rgba(220,38,38,.4);
  animation: pulse-red 2s ease-in-out infinite;
}

@keyframes pulse-red {
  0%, 100% { box-shadow: 0 4px 14px rgba(220,38,38,.4); }
  50%       { box-shadow: 0 4px 24px rgba(220,38,38,.7); }
}

.offer__headline {
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  font-weight: 900;
  color: #fff;
  line-height: 1.2;
  margin-bottom: 12px;
}

.offer__subheadline {
  font-size: 1rem;
  color: rgba(255,255,255,.7);
  max-width: 520px;
  margin: 0 auto 8px;
  line-height: 1.6;
}

/* Contador */
.offer__countdown {
  display: flex;
  justify-content: center;
  gap: 12px;
  margin: 32px 0;
}

.countdown-unit {
  text-align: center;
}

.countdown-unit__val {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  color: #fff;
  background: rgba(255,255,255,.1);
  border: 1.5px solid rgba(255,255,255,.25);
  border-radius: var(--radius-sm);
  padding: 10px 14px;
  min-width: 60px;
  line-height: 1;
}

.countdown-unit__label {
  font-size: .65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: rgba(255,255,255,.5);
  margin-top: 6px;
}

.countdown-sep {
  font-size: 2rem;
  font-weight: 900;
  color: rgba(255,255,255,.4);
  line-height: 1;
  padding-top: 10px;
}

/* Card principal */
.offer__card {
  background: rgba(255,255,255,.07);
  backdrop-filter: blur(20px);
  border: 1.5px solid rgba(255,255,255,.15);
  border-radius: var(--radius-xl);
  padding: 48px 36px;
  text-align: center;
  max-width: 520px;
  margin: 0 auto;
  position: relative;
}

/* Faixa 72% OFF no topo do card */
.offer__discount-banner {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  background: linear-gradient(90deg, #16a34a, #22c55e);
  color: #fff;
  font-size: 1rem;
  font-weight: 900;
  letter-spacing: .06em;
  padding: 6px 28px;
  border-radius: 999px;
  box-shadow: 0 4px 18px rgba(34,197,94,.5);
  white-space: nowrap;
}

.offer__card-title {
  font-size: .78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .14em;
  color: #a78bfa;
  margin-bottom: 12px;
  margin-top: 8px;
}

.offer__card-book {
  font-size: 1.15rem;
  font-weight: 800;
  color: #fff;
  margin-bottom: 28px;
  line-height: 1.4;
}

/* Bloco de preço */
.offer__price-block {
  background: rgba(0,0,0,.25);
  border: 1px solid rgba(255,255,255,.1);
  border-radius: var(--radius-md);
  padding: 20px;
  margin-bottom: 28px;
}

.offer__price-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 6px;
}

.offer__price-original {
  font-size: 1rem;
  color: rgba(255,255,255,.5);
  margin: 0;
}

.offer__price-original s {
  text-decoration-color: rgba(255,255,255,.5);
}

.offer__off-tag {
  background: #16a34a;
  color: #fff;
  font-size: .72rem;
  font-weight: 900;
  padding: 3px 10px;
  border-radius: 999px;
  letter-spacing: .06em;
}

.offer__price-main {
  font-size: 3.6rem;
  font-weight: 900;
  color: #fff;
  line-height: 1;
  margin-bottom: 4px;
}

.offer__price-main sup {
  font-size: 1.4rem;
  vertical-align: super;
}

.offer__price-installment {
  font-size: .85rem;
  color: rgba(255,255,255,.55);
  margin: 0;
}

/* Benefícios */
.offer__includes {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  text-align: left;
  margin-bottom: 28px;
}

.offer__includes li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: .9rem;
  color: rgba(255,255,255,.85);
}

.offer__includes li::before {
  content: '✓';
  flex-shrink: 0;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--green-500);
  color: #fff;
  font-weight: 800;
  font-size: .72rem;
  display: flex; align-items: center; justify-content: center;
}

/* CTA */
.offer__cta-btn {
  width: 100%;
  font-size: 1.05rem;
}

.offer__cta-sub {
  font-size: .78rem;
  color: rgba(255,255,255,.5);
  margin-top: 8px;
  margin-bottom: 0;
}

/* Selos */
.offer__seals {
  display: flex;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin: 20px 0 16px;
}

.offer__seal {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: .75rem;
  font-weight: 600;
  color: rgba(255,255,255,.6);
}

/* Escassez */
.offer__urgency {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  background: rgba(239,68,68,.15);
  border: 1px solid rgba(239,68,68,.4);
  border-radius: 999px;
  padding: 8px 18px;
  font-size: .82rem;
  font-weight: 600;
  color: #fca5a5;
  margin-top: 4px;
}

.offer__urgency strong {
  color: #f87171;
}

/* ===========================
   GARANTIA
=========================== */
.guarantee { background: #fff; }

.guarantee__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 32px;
  text-align: center;
}

.guarantee__badge-circle {
  width: 130px; height: 130px;
  border-radius: 50%;
  background: var(--gradient-cta);
  display: flex; align-items: center; justify-content: center;
  flex-direction: column;
  color: #fff;
  box-shadow: var(--shadow-purple);
  flex-shrink: 0;
}

.guarantee__badge-circle span:first-child {
  font-size: 2.2rem;
  font-weight: 900;
  line-height: 1;
}

.guarantee__badge-circle span:last-child {
  font-size: .75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .06em;
  opacity: .85;
}

.guarantee__text h2 {
  font-size: 1.5rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.guarantee__text p {
  color: var(--gray-600);
  font-size: .95rem;
  line-height: 1.7;
  max-width: 500px;
  margin: 0 auto;
}

/* ===========================
   FAQ
=========================== */
.faq { background: var(--gray-50); }

.faq__list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-top: 44px;
}

.faq-item {
  background: #fff;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--gray-200);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item.open { border-color: var(--purple-400); }

.faq-item__trigger {
  width: 100%;
  background: none;
  border: none;
  padding: 20px 22px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  cursor: pointer;
  font-family: inherit;
  font-size: .95rem;
  font-weight: 600;
  color: var(--gray-800);
  text-align: left;
}

.faq-item__icon {
  flex-shrink: 0;
  width: 28px; height: 28px;
  border-radius: 50%;
  background: var(--purple-100);
  color: var(--purple-600);
  font-size: 1.2rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
  transition: transform var(--transition), background var(--transition);
}

.faq-item.open .faq-item__icon {
  transform: rotate(45deg);
  background: var(--gradient-cta);
  color: #fff;
}

.faq-item__body {
  display: none;
  padding: 0 22px 20px;
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.7;
}

.faq-item.open .faq-item__body { display: block; }

/* ===========================
   CTA FINAL
=========================== */
.final-cta {
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
}

.final-cta::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.03'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  pointer-events: none;
}

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

.final-cta__title {
  font-size: clamp(1.7rem, 4.5vw, 2.4rem);
  font-weight: 900;
  color: #fff;
  margin-bottom: 16px;
  line-height: 1.25;
}

.final-cta__title em {
  font-style: normal;
  background: linear-gradient(90deg, #a78bfa, #60a5fa);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.final-cta__sub {
  color: rgba(255,255,255,.8);
  font-size: 1rem;
  max-width: 500px;
  margin: 0 auto 40px;
  line-height: 1.65;
}

.final-cta__badges {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 10px;
  margin-top: 28px;
}

.final-cta__badge-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: .8rem;
  font-weight: 600;
  color: rgba(255,255,255,.7);
}

/* ===========================
   FOOTER
=========================== */
.footer {
  background: var(--blue-900);
  padding: 28px 20px;
  text-align: center;
}

.footer p {
  font-size: .78rem;
  color: rgba(255,255,255,.4);
  line-height: 1.7;
}

.footer a { color: rgba(255,255,255,.55); }

/* ===========================
   FLOATING CTA
=========================== */
.floating-cta {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translateX(-50%) translateY(140px);
  z-index: 99;
  transition: transform .4s cubic-bezier(.34,1.56,.64,1);
  width: calc(100% - 40px);
  max-width: 420px;
}

.floating-cta.visible { transform: translateX(-50%) translateY(0); }

.floating-cta .btn {
  width: 100%;
  box-shadow: 0 8px 32px rgba(0,0,0,.35);
}

/* ===========================
   SCROLL ANIMATION
=========================== */
.fade-in {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity .6s ease, transform .6s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===========================
   RESPONSIVE
=========================== */
@media (min-width: 640px) {
  .solution__inner {
    flex-direction: row;
    align-items: flex-start;
    text-align: left;
  }

  .solution__text { flex: 1; }
  .solution__book { flex-shrink: 0; }

  .solution__list { max-width: none; }

  .guarantee__inner { flex-direction: row; text-align: left; }
  .guarantee__text h2 { text-align: left; }
  .guarantee__text p { margin: 0; }
}

@media (max-width: 639px) {
  .section { padding: 56px 0; }

  .topbar { font-size: .75rem; padding: 8px 12px; }

  .hero { padding: 100px 0 60px; }

  .curriculum__highlight {
    flex-direction: column;
    text-align: center;
  }

  .offer__card { padding: 40px 20px 32px; }
  .offer__price-main { font-size: 2.8rem; }
  .offer__seals { gap: 10px; }
  .offer__seal { font-size: .7rem; }
}

/* ===========================
   DEPOIMENTOS
=========================== */
.testimonials { background: #fff; }

.testimonials__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
  margin-top: 44px;
}

.testimonial-card {
  background: var(--gray-50);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  text-align: left;
  border: 1.5px solid var(--gray-200);
  transition: border-color var(--transition), box-shadow var(--transition), transform var(--transition);
}

.testimonial-card:hover {
  border-color: var(--purple-400);
  box-shadow: var(--shadow-md);
  transform: translateY(-4px);
}

.testimonial-card__stars {
  color: #f59e0b;
  font-size: 1rem;
  letter-spacing: .05em;
  margin-bottom: 14px;
}

.testimonial-card__text {
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.7;
  font-style: italic;
  margin-bottom: 20px;
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  gap: 12px;
}

.testimonial-card__avatar {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: var(--gradient-cta);
  color: #fff;
  font-size: .8rem;
  font-weight: 800;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}

.testimonial-card__author strong {
  display: block;
  font-size: .9rem;
  font-weight: 700;
  color: var(--gray-800);
}

.testimonial-card__author span {
  display: block;
  font-size: .78rem;
  color: var(--gray-600);
}

/* ===========================
   EXIT INTENT MODAL
=========================== */
.exit-modal {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.exit-modal.active { display: flex; }

.exit-modal__overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,.6);
  backdrop-filter: blur(4px);
}

.exit-modal__box {
  position: relative;
  z-index: 1;
  background: #fff;
  border-radius: var(--radius-lg);
  padding: 40px 32px;
  max-width: 460px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: modalIn .3s cubic-bezier(.34,1.56,.64,1);
}

@keyframes modalIn {
  from { transform: scale(.88); opacity: 0; }
  to   { transform: scale(1);   opacity: 1; }
}

.exit-modal__close {
  position: absolute;
  top: 12px; right: 14px;
  background: none;
  border: none;
  font-size: 1.1rem;
  cursor: pointer;
  color: var(--gray-600);
  padding: 4px 8px;
  border-radius: 4px;
  transition: background var(--transition);
}

.exit-modal__close:hover { background: var(--gray-100); }

.exit-modal__badge {
  font-size: 2.4rem;
  margin-bottom: 12px;
}

.exit-modal__title {
  font-size: 1.3rem;
  font-weight: 800;
  color: var(--gray-800);
  margin-bottom: 12px;
  line-height: 1.3;
}

.exit-modal__text {
  font-size: .9rem;
  color: var(--gray-600);
  line-height: 1.65;
  margin-bottom: 28px;
}

.exit-modal__dismiss {
  display: block;
  width: 100%;
  background: none;
  border: none;
  font-family: inherit;
  font-size: .8rem;
  color: var(--gray-600);
  cursor: pointer;
  padding: 8px;
  margin-top: 10px;
  text-decoration: underline;
  text-decoration-color: transparent;
  transition: text-decoration-color var(--transition);
}

.exit-modal__dismiss:hover { text-decoration-color: var(--gray-600); }

/* ===========================
   WHATSAPP BUTTON
=========================== */
.whatsapp-btn {
  position: fixed;
  bottom: 88px;
  right: 20px;
  z-index: 98;
  width: 52px; height: 52px;
  border-radius: 50%;
  background: #25d366;
  color: #fff;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,.45);
  transition: transform var(--transition), box-shadow var(--transition);
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 30px rgba(37,211,102,.55);
}

/* ===========================
   UTILITY EXTRAS
=========================== */
.btn--full {
  width: 100%;
  margin-bottom: 16px;
}

.offer__ssl {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: .78rem;
  color: rgba(255,255,255,.55);
}