:root {
  --bg: #0a0c0f;
  --bg-alt: #0f1217;
  --surface: #141920;
  --surface-2: #1a2029;
  --border: #252d38;
  --text: #e9edf2;
  --muted: #94a0ae;
  --accent: #c8ff3e;
  --accent-ink: #0b0e05;
  --red: #ff6b6b;
  --radius: 16px;
  --sans: "Space Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: var(--accent); }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0 0 16px; }
h1 { font-size: clamp(2.1rem, 5.2vw, 3.5rem); font-weight: 700; }
h2 { font-size: clamp(1.7rem, 4vw, 2.6rem); font-weight: 700; }
h3 { font-size: 1.15rem; font-weight: 600; }
p { margin: 0 0 14px; }
.mono { font-family: var(--mono); }
.hl { color: var(--accent); }
.center { text-align: center; }

.wrap { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }
.narrow { max-width: 800px; }

.eyebrow { color: var(--accent); font-size: 0.82rem; letter-spacing: 0.02em; margin-bottom: 14px; }
.sub { color: var(--muted); font-size: 1.08rem; max-width: 640px; }
.center .sub, .head.center .sub { margin-left: auto; margin-right: auto; }
.note { color: var(--muted); font-size: 0.93rem; }
.head { margin-bottom: 44px; }

.section { padding: 96px 0; }
.section.alt { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

/* Nav */
.nav { position: sticky; top: 0; z-index: 40; background: rgba(10, 12, 15, .82); backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px); border-bottom: 1px solid var(--border); }
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 58px; }
.logo { color: var(--text); text-decoration: none; font-weight: 600; font-size: .98rem; }
.logo span { color: var(--accent); }
.nav-link { color: var(--muted); text-decoration: none; font-family: var(--mono); font-size: .85rem; }
.nav-link:hover { color: var(--accent); }

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  font-family: var(--sans); font-weight: 700; font-size: 1.05rem;
  text-decoration: none; border-radius: 12px; padding: 17px 28px;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease, border-color .15s ease;
  cursor: pointer; border: 0;
}
.btn-primary { background: var(--accent); color: var(--accent-ink); box-shadow: 0 10px 30px -10px rgba(200, 255, 62, .55); }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 16px 40px -12px rgba(200, 255, 62, .7); }
.btn-primary:active { transform: translateY(0); }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }
.btn-block { width: 100%; }
.btn span { transition: transform .15s ease; }
.btn:hover span { transform: translateX(3px); }

/* Hero */
.hero {
  position: relative;
  padding: 72px 0 48px;
  overflow: hidden;
  background: radial-gradient(600px 400px at 85% 20%, rgba(200, 255, 62, .09), transparent 70%), var(--bg);
}
.hero::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 44px 44px; opacity: .25;
  mask-image: radial-gradient(ellipse at 70% 30%, #000 10%, transparent 65%);
  -webkit-mask-image: radial-gradient(ellipse at 70% 30%, #000 10%, transparent 65%);
}
.hero-grid { position: relative; display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
.pill-badge { display: inline-block; font-size: .8rem; color: var(--muted); border: 1px solid var(--border); background: var(--surface); border-radius: 999px; padding: 6px 14px; margin-bottom: 22px; }
.lead { color: var(--muted); font-size: 1.12rem; max-width: 580px; margin-bottom: 30px; }
.cta-row { display: flex; flex-wrap: wrap; gap: 12px; }

.stats { position: relative; margin-top: 64px; display: grid; grid-template-columns: repeat(3, minmax(0, 210px)); gap: 12px; }
.stats div { border-left: 2px solid var(--accent); padding: 4px 18px; }
.stats strong { display: block; font-size: 2.2rem; line-height: 1.1; }
.stats span { color: var(--muted); font-size: .9rem; }

/* Book mockup */
.hero-visual { position: relative; display: flex; justify-content: center; padding: 20px 0; }
.book { position: relative; width: 290px; aspect-ratio: 0.707; flex: none; transform: perspective(1400px) rotateY(-16deg) rotateX(4deg); transform-style: preserve-3d; animation: float 6s ease-in-out infinite; }
@keyframes float { 50% { transform: perspective(1400px) rotateY(-12deg) rotateX(2deg) translateY(-10px); } }
.book-cover {
  position: absolute; inset: 0; border-radius: 4px 10px 10px 4px; padding: 30px 26px;
  background: radial-gradient(circle at 80% 10%, rgba(200, 255, 62, .25), transparent 45%), linear-gradient(160deg, #161c24, #07090c);
  border: 1px solid #2a3442;
  box-shadow: inset 6px 0 10px -4px rgba(0,0,0,.7), 30px 40px 60px -20px rgba(0,0,0,.8), 0 0 80px -30px rgba(200, 255, 62, .4);
  display: flex; flex-direction: column; overflow: hidden;
}
.book-cover::before { content: ""; position: absolute; left: 10px; top: 0; bottom: 0; width: 2px; background: rgba(255,255,255,.06); }
.book-tag { font-variant-ligatures: none; white-space: nowrap; font-size: .6rem; color: var(--accent); opacity: .85; }
.book-title { margin-top: auto; font-size: 3.1rem; font-weight: 700; line-height: .92; letter-spacing: -0.03em; }
.book-sub { margin-top: 14px; font-size: .78rem; color: var(--muted); line-height: 1.4; max-width: 200px; }
.book-author { margin-top: 28px; padding-top: 14px; border-top: 1px solid #2a3442; font-weight: 600; font-size: .9rem; }
.book-author span { display: block; font-family: var(--mono); font-weight: 400; color: var(--accent); font-size: .72rem; }
.book-pages { position: absolute; top: 6px; bottom: 6px; right: -12px; width: 14px; background: repeating-linear-gradient(90deg, #d9d9d0 0 1px, #f3f3ec 1px 3px); border-radius: 0 3px 3px 0; transform: translateZ(-1px); }
.float-chip { position: absolute; background: var(--surface-2); border: 1px solid var(--border); font-size: .78rem; padding: 9px 13px; border-radius: 10px; box-shadow: 0 14px 30px -10px rgba(0,0,0,.6); white-space: nowrap; }
.chip-a { top: 18%; left: -4%; animation: float2 5s ease-in-out infinite; }
.chip-b { bottom: 14%; right: -2%; animation: float2 5s ease-in-out infinite 1.5s; }
@keyframes float2 { 50% { transform: translateY(-8px); } }
.ok, .money { color: var(--accent); font-weight: 600; }

/* Dores */
.pains { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.pain { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; transition: border-color .2s, transform .2s; }
.pain:hover { border-color: rgba(200, 255, 62, .35); transform: translateY(-3px); }
.pain p { color: var(--muted); margin: 0; font-size: .98rem; }
.pain strong { color: var(--text); }
.pain-ic { display: grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: rgba(200, 255, 62, .1); border: 1px solid rgba(200, 255, 62, .25); margin-bottom: 16px; }
.pain-ic svg { width: 20px; height: 20px; fill: none; stroke: var(--accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }

.callout { margin: 40px auto 0; max-width: 820px; text-align: center; background: linear-gradient(135deg, rgba(200,255,62,.08), transparent 60%), #07090c; border: 1px solid rgba(200, 255, 62, .3); border-radius: 20px; padding: 36px 32px; }
.callout p { margin: 0; font-size: clamp(1.15rem, 2.4vw, 1.45rem); font-weight: 600; line-height: 1.45; }

/* Flow: código → cliente → venda */
.flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr; gap: 14px; align-items: stretch; max-width: 920px; margin: 0 auto; }
.step { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 26px; }
.step span { font-size: .8rem; color: var(--accent); }
.step h3 { font-size: 1.6rem; margin: 6px 0 8px; }
.step p { color: var(--muted); margin: 0; font-size: .97rem; }
.step.hot { border-color: rgba(200,255,62,.5); background: linear-gradient(135deg, rgba(200,255,62,.1), transparent 70%), var(--surface); }
.step.hot h3 { color: var(--accent); }
.flow-arrow { display: grid; place-items: center; color: var(--accent); font-size: 1.6rem; font-family: var(--mono); }
.flow-note { margin-top: 28px; font-size: 1.05rem; }
.flow-note strong { color: var(--text); }

/* Módulos */
.modules { list-style: none; padding: 0; margin: 0 auto 24px; max-width: 760px; display: grid; gap: 10px; }
.modules li { display: flex; align-items: center; gap: 18px; background: var(--surface); border: 1px solid var(--border); border-radius: 14px; padding: 16px 20px; transition: border-color .2s; }
.modules li:hover { border-color: rgba(200, 255, 62, .35); }
.modules b { flex: none; display: grid; place-items: center; width: 40px; height: 40px; border-radius: 50%; background: #07090c; border: 1px solid var(--border); color: var(--accent); font-size: .85rem; }
.modules h3 { font-size: 1.05rem; margin: 0 0 2px; }
.modules p { margin: 0; color: var(--muted); font-size: .93rem; }

/* Autor */
.author { display: grid; grid-template-columns: 300px 1fr; gap: 56px; align-items: start; }
.author-card { position: sticky; top: 90px; margin: 0; aspect-ratio: 4 / 5; border-radius: 22px; overflow: hidden; border: 1px solid var(--border); box-shadow: 0 40px 70px -40px rgba(0,0,0,.9), 0 0 90px -40px rgba(200,255,62,.45); }
.author-card img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.author-card::after { content: ""; position: absolute; inset: 0; background: linear-gradient(transparent 60%, rgba(7,9,12,.85)); }
.author-card figcaption { position: absolute; left: 18px; bottom: 16px; z-index: 1; color: var(--accent); font-size: .9rem; }
.lead-sm { font-size: 1.15rem; color: var(--text); }
.story { list-style: none; padding: 0; margin: 28px 0; position: relative; }
.story::before { content: ""; position: absolute; left: 7px; top: 8px; bottom: 8px; width: 2px; background: linear-gradient(var(--border), var(--accent)); }
.story li { position: relative; padding: 0 0 26px 36px; }
.story li:last-child { padding-bottom: 0; }
.story li::before { content: ""; position: absolute; left: 0; top: 5px; width: 16px; height: 16px; border-radius: 50%; background: var(--bg-alt); border: 2px solid var(--border); }
.story li.now::before { background: var(--accent); border-color: var(--accent); box-shadow: 0 0 18px rgba(200,255,62,.6); }
.story span { font-size: .74rem; color: var(--accent); }
.story h3 { font-size: 1.12rem; margin: 2px 0 6px; }
.story p { margin: 0; font-size: .97rem; }
.author p { color: var(--muted); }
.author p strong { color: var(--text); }

/* Oferta */
.offer-section { background: radial-gradient(700px 420px at 50% 10%, rgba(200,255,62,.08), transparent 70%); }
.offer { display: grid; grid-template-columns: 1.25fr .75fr; background: var(--surface); border: 1px solid rgba(200,255,62,.35); border-radius: 24px; overflow: hidden; box-shadow: 0 40px 80px -40px rgba(0,0,0,.9), 0 0 120px -60px rgba(200,255,62,.5); }
.offer-left { padding: 40px; display: flex; gap: 36px; align-items: center; }
.offer-book { flex: none; width: 170px; display: flex; justify-content: center; }
.offer-book .book { width: 160px; animation: none; }
.offer-book .book-cover { padding: 18px 16px; }
.offer-book .book-title { font-size: 1.75rem; }
.offer-book .book-tag { font-size: .4rem; }
.offer-book .book-author { margin-top: 14px; padding-top: 8px; font-size: .7rem; }
.offer-book .book-author span { font-size: .55rem; }
.offer-title { font-size: 2rem; margin-bottom: 8px; }
.offer-right { padding: 40px 34px; background: var(--surface-2); border-left: 1px solid var(--border); text-align: center; display: flex; flex-direction: column; justify-content: center; }
.checks { list-style: none; padding: 0; margin: 16px 0 0; display: grid; gap: 11px; }
.checks li { position: relative; padding-left: 32px; color: var(--muted); }
.checks li::before { content: "✓"; position: absolute; left: 0; top: 1px; width: 21px; height: 21px; display: grid; place-items: center; font-size: .75rem; font-weight: 700; color: var(--accent-ink); background: var(--accent); border-radius: 6px; }
.price-label { color: var(--muted); font-size: .85rem; text-transform: uppercase; letter-spacing: .1em; margin-bottom: 4px; }
.installments { font-size: 1.5rem; font-weight: 600; color: var(--muted); line-height: 1; margin-bottom: 4px; }
.price { font-size: 6.5rem; font-weight: 700; line-height: 1; letter-spacing: -0.04em; color: var(--text); margin-bottom: 10px; }
.price small { font-size: 1.4rem; vertical-align: top; margin-right: 4px; color: var(--muted); font-weight: 500; position: relative; top: 12px; }
.price span { font-size: 2rem; }
.cash { font-size: 1.35rem; color: var(--muted); margin: 0 0 22px; }
.cash strong { color: var(--accent); font-size: 1.9rem; }
.trust { list-style: none; padding: 0; margin: 20px 0 0; display: grid; grid-template-columns: 1fr 1fr; gap: 10px 12px; text-align: left; color: var(--muted); font-size: .85rem; }
.trust li { display: flex; align-items: center; gap: 7px; }
.trust svg { flex: none; width: 16px; height: 16px; fill: none; stroke: var(--accent); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; }
.pay { color: var(--muted); font-size: .8rem; margin: 14px 0 0; }

/* Garantia */
.guarantee-card { display: flex; gap: 32px; align-items: center; background: var(--surface); border: 1px solid var(--border); border-radius: 22px; padding: 36px; }
.seal { flex: none; width: 112px; height: 112px; border-radius: 50%; display: grid; place-items: center; align-content: center; background: var(--accent); color: var(--accent-ink); box-shadow: 0 0 60px -12px rgba(200,255,62,.6); }
.seal strong { font-size: 2.8rem; line-height: 1; }
.seal span { font-family: var(--mono); font-size: .75rem; text-transform: uppercase; letter-spacing: .1em; }
.guarantee-card h2 { font-size: clamp(1.4rem, 3vw, 1.9rem); margin-bottom: 10px; }
.guarantee-card p { color: var(--muted); margin: 0; }

/* FAQ */
.faq { display: grid; gap: 10px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: 12px; padding: 0 22px; transition: border-color .2s; }
.faq details[open] { border-color: rgba(200,255,62,.35); }
.faq summary { cursor: pointer; list-style: none; padding: 20px 0; font-weight: 600; display: flex; justify-content: space-between; gap: 16px; align-items: center; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-family: var(--mono); color: var(--accent); font-size: 1.3rem; transition: transform .2s; flex: none; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); padding-bottom: 20px; margin: 0; }

/* CTA final */
.final { position: relative; padding: 110px 0; overflow: hidden; background: radial-gradient(600px 360px at 50% 100%, rgba(200,255,62,.14), transparent 70%), #07090c; border-top: 1px solid var(--border); }
.final::before { content: ""; position: absolute; inset: 0; pointer-events: none; background-image: linear-gradient(var(--border) 1px, transparent 1px), linear-gradient(90deg, var(--border) 1px, transparent 1px); background-size: 44px 44px; opacity: .2; mask-image: radial-gradient(ellipse at 50% 80%, #000 10%, transparent 65%); -webkit-mask-image: radial-gradient(ellipse at 50% 80%, #000 10%, transparent 65%); }
.final .wrap { position: relative; }
.final .sub { margin-bottom: 32px; }

.footer { padding: 36px 0 40px; border-top: 1px solid var(--border); color: var(--muted); font-size: .9rem; text-align: center; }
.footer .small { font-size: .78rem; max-width: 640px; margin: 8px auto 0; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .reveal { opacity: 1; transform: none; }
}

/* Responsivo */
@media (max-width: 960px) {
  .pains { grid-template-columns: 1fr 1fr; }
  .offer { grid-template-columns: 1fr; }
  .offer-right { border-left: 0; border-top: 1px solid var(--border); }
  .author { grid-template-columns: 220px 1fr; gap: 36px; }
}

@media (max-width: 760px) {
  body { font-size: 16px; }
  .section { padding: 68px 0; }
  .hero { padding: 32px 0 36px; }
  .hero-grid { grid-template-columns: 1fr; gap: 12px; }
  .hero-visual { order: -1; padding: 6px 0 18px; }
  .hero .book { width: 150px; }
  .hero .book-title { font-size: 1.7rem; }
  .hero .book-sub, .hero .book-tag { display: none; }
  .hero .book-cover { padding: 16px 14px; }
  .hero .book-author { margin-top: 12px; padding-top: 8px; font-size: .72rem; }
  .hero .book-author span { font-size: .6rem; }
  .chip-a { left: 2%; top: 2%; }
  .chip-b { right: 2%; bottom: 18%; }
  .float-chip { font-size: .7rem; padding: 7px 10px; }
  h1 { font-size: 2rem; }
  .pill-badge { font-size: .74rem; margin-bottom: 16px; }
  .lead { font-size: 1.02rem; margin-bottom: 24px; }
  .btn { width: 100%; }
  .stats { margin-top: 40px; gap: 8px; grid-template-columns: repeat(3, 1fr); }
  .stats div { padding: 2px 10px; }
  .stats strong { font-size: 1.7rem; }
  .stats span { font-size: .78rem; display: block; line-height: 1.3; }
  .pains { grid-template-columns: 1fr; gap: 10px; }
  .pain { display: flex; gap: 14px; align-items: center; padding: 16px 18px; }
  .pain-ic { flex: none; margin: 0; width: 36px; height: 36px; }
  .section h2 br { display: none; }
  .callout { padding: 28px 22px; }
  .flow { grid-template-columns: 1fr; }
  .flow-arrow { transform: rotate(90deg); }
  .modules li { padding: 14px 16px; gap: 14px; }
  .modules b { width: 34px; height: 34px; font-size: .78rem; }
  .author { grid-template-columns: 1fr; gap: 28px; }
  .author-card { position: relative; top: auto; aspect-ratio: 1 / 1; max-width: 340px; }
  .offer-left { flex-direction: column; padding: 32px 22px 28px; gap: 26px; }
  .offer-right { padding: 30px 22px; }
  .price { font-size: 5.5rem; }
  .guarantee-card { flex-direction: column; text-align: center; padding: 30px 22px; gap: 20px; }
  .final { padding: 80px 0; }
}