:root {
  --bg: #f5f7f4;
  --surface: #ffffff;
  --surface-2: #eef4ef;
  --ink: #111712;
  --muted: #5f6c62;
  --line: #d8e1da;
  --green-900: #0b2a1b;
  --green-800: #123d28;
  --green-700: #1d603c;
  --green-600: #27804e;
  --green-500: #39a762;
  --green-100: #e4f4e8;
  --lime: #75d86f;
  --warning: #9b6a00;
  --shadow: 0 20px 60px rgba(12, 38, 25, .12);
  --radius: 24px;
  --radius-sm: 16px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
button, input, textarea { font: inherit; }
.container { width: min(var(--max), calc(100% - 40px)); margin: 0 auto; }
.section { padding: 104px 0; }
.section.compact { padding: 72px 0; }
.section.dark { background: var(--green-900); color: #fff; }
.section.white { background: var(--surface); }
.section.soft { background: var(--surface-2); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 18px;
  color: var(--green-700);
  font-size: .79rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}
.dark .eyebrow { color: #9ce3a5; }
.eyebrow::before { content: ""; width: 28px; height: 2px; background: currentColor; }
h1, h2, h3 { margin: 0; letter-spacing: -.035em; line-height: 1.08; }
h1 { font-size: clamp(2.65rem, 6vw, 5.7rem); max-width: 820px; }
h2 { font-size: clamp(2rem, 4vw, 3.7rem); max-width: 820px; }
h3 { font-size: 1.22rem; }
p { margin: 0; }
.lead { margin-top: 24px; color: var(--muted); font-size: clamp(1.08rem, 2vw, 1.3rem); max-width: 790px; }
.dark .lead { color: #cddbd0; }
.section-head { display: flex; justify-content: space-between; gap: 40px; align-items: end; margin-bottom: 52px; }
.section-head p { max-width: 540px; color: var(--muted); }
.dark .section-head p { color: #cddbd0; }

.skip-link { position: fixed; top: 10px; left: -999px; z-index: 9999; background: #fff; padding: 10px 14px; border-radius: 8px; }
.skip-link:focus { left: 10px; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  backdrop-filter: blur(18px);
  background: rgba(245,247,244,.88);
  border-bottom: 1px solid rgba(216,225,218,.9);
}
.nav-wrap { height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; min-width: 230px; }
.brand-mark {
  width: 40px; height: 40px; border-radius: 13px;
  display: grid; place-items: center; color: #fff;
  background: linear-gradient(135deg, var(--green-500), var(--green-800));
  box-shadow: 0 8px 22px rgba(39,128,78,.25);
  font-weight: 900;
}
.brand-text { display: grid; line-height: 1.05; }
.brand-text strong { font-size: .94rem; }
.brand-text span { font-size: .72rem; color: var(--muted); margin-top: 4px; }
.nav-links { display: flex; align-items: center; gap: 24px; }
.nav-links a { text-decoration: none; color: #2c382f; font-size: .9rem; font-weight: 700; }
.nav-links a:hover { color: var(--green-700); }
.nav-toggle { display: none; border: 0; background: transparent; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; }

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
  min-height: 50px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  text-decoration: none;
  font-weight: 800;
  cursor: pointer;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
}
.btn:hover { transform: translateY(-2px); }
.btn-primary { color: #08180f; background: var(--lime); box-shadow: 0 12px 30px rgba(117,216,111,.26); }
.btn-primary:hover { background: #8be985; }
.btn-dark { color: #fff; background: var(--green-900); }
.btn-outline { color: var(--green-900); border-color: #a9b9ad; background: rgba(255,255,255,.72); }
.btn-sm { min-height: 42px; padding: 0 18px; font-size: .88rem; }
.actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 34px; }
.microcopy { margin-top: 14px; color: var(--muted); font-size: .88rem; }
.dark .microcopy { color: #bbccbf; }

.hero {
  position: relative;
  overflow: hidden;
  padding: 70px 0 84px;
  background:
    radial-gradient(circle at 88% 10%, rgba(117,216,111,.23), transparent 26%),
    linear-gradient(180deg, #fbfcfb 0%, #f3f7f3 100%);
}
.hero::after {
  content: ""; position: absolute; inset: auto -10% -230px 38%; height: 360px;
  border-radius: 50%; border: 1px solid rgba(39,128,78,.16); transform: rotate(-8deg);
}
.hero-grid { display: grid; grid-template-columns: 1.18fr .82fr; gap: 72px; align-items: center; }
.hero-copy { position: relative; z-index: 2; }
.hero h1 span { color: var(--green-600); }
.hero-points { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 28px; }
.pill { display: inline-flex; align-items: center; gap: 8px; padding: 9px 13px; border: 1px solid var(--line); border-radius: 999px; background: rgba(255,255,255,.84); font-size: .84rem; font-weight: 750; }
.pill::before { content: "✓"; color: var(--green-600); font-weight: 950; }
.hero-visual { position: relative; min-height: 620px; display: grid; place-items: center; z-index: 1; }
.book-wrap { position: relative; width: min(100%, 430px); filter: drop-shadow(0 28px 35px rgba(0,0,0,.24)); transform: perspective(1200px) rotateY(-7deg) rotateX(1deg); }
.book-wrap::before { content: ""; position: absolute; z-index: -1; inset: 4% -11% 2% 6%; background: #07150d; border-radius: 8px 16px 16px 8px; transform: translateX(16px); }
.book-wrap img { border-radius: 5px 12px 12px 5px; }
.price-card {
  position: absolute; right: -8px; bottom: 42px; width: 220px;
  background: rgba(255,255,255,.94); border: 1px solid var(--line); border-radius: 20px;
  padding: 20px; box-shadow: var(--shadow); backdrop-filter: blur(12px);
}
.price-card small { display: block; color: var(--muted); }
.price-card strong { display: block; font-size: 1.7rem; margin-top: 2px; color: var(--green-800); }
.price-card span { display: block; font-size: .79rem; margin-top: 4px; color: var(--muted); }
.stats { margin-top: -22px; position: relative; z-index: 5; }
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); background: var(--surface); border: 1px solid var(--line); border-radius: 20px; box-shadow: var(--shadow); }
.stat { padding: 26px 28px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { font-size: 1.55rem; display: block; color: var(--green-800); }
.stat span { color: var(--muted); font-size: .88rem; }

.problem-grid { display: grid; grid-template-columns: .92fr 1.08fr; gap: 72px; align-items: start; }
.problem-list { display: grid; gap: 14px; }
.problem-item { display: grid; grid-template-columns: 44px 1fr; gap: 15px; padding: 18px; border-radius: 16px; background: var(--surface); border: 1px solid var(--line); }
.problem-item .icon { width: 44px; height: 44px; border-radius: 13px; display: grid; place-items: center; background: var(--green-100); color: var(--green-700); font-weight: 900; }
.problem-item p { color: var(--muted); margin-top: 5px; }
.quote-box { margin-top: 34px; padding: 28px 30px; border-left: 4px solid var(--green-500); background: var(--green-100); border-radius: 0 16px 16px 0; font-size: 1.18rem; font-weight: 720; }

.method-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-sm); padding: 26px; }
.card-num { color: var(--green-600); font-weight: 900; font-size: .84rem; letter-spacing: .12em; }
.card h3 { margin-top: 13px; }
.card p { color: var(--muted); margin-top: 10px; }


.section-cta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  margin-top: 38px;
  padding: 20px 22px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: rgba(255,255,255,.92);
  box-shadow: 0 12px 34px rgba(12,38,25,.08);
}
.section-cta p { color: var(--ink); font-weight: 760; max-width: 690px; }
.section-cta .btn { flex: 0 0 auto; }
.section-cta-dark { background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.18); box-shadow: none; }
.section-cta-dark p { color: #d6e4da; }

.journey-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 13px; }
.journey-card { min-height: 190px; padding: 22px; border-radius: 18px; background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.15); }
.journey-card .n { font-size: 1.75rem; font-weight: 950; color: var(--lime); }
.journey-card h3 { margin-top: 18px; font-size: 1.04rem; letter-spacing: -.015em; }
.journey-card p { margin-top: 8px; color: #c8d8cc; font-size: .86rem; }

.sample { display: grid; grid-template-columns: .76fr 1.24fr; gap: 42px; align-items: stretch; }
.sample-side { background: var(--green-900); color: #fff; border-radius: var(--radius); padding: 38px; }
.sample-side p { color: #c9d7cd; margin-top: 18px; }
.sample-flow { display: grid; gap: 13px; }
.sample-row { display: grid; grid-template-columns: 130px 1fr; gap: 16px; padding: 19px; border: 1px solid var(--line); border-radius: 15px; background: #fff; }
.sample-row b { color: var(--green-700); font-size: .83rem; text-transform: uppercase; letter-spacing: .06em; }
.sample-row p { color: var(--muted); }

.kit-grid { display: grid; grid-template-columns: .88fr 1.12fr; gap: 64px; align-items: center; }
.kit-mockup { position: relative; height: 520px; }
.sheet { position: absolute; width: 340px; min-height: 405px; background: #fff; border-radius: 15px; border: 1px solid var(--line); box-shadow: var(--shadow); padding: 24px; }
.sheet:nth-child(1) { left: 0; top: 64px; transform: rotate(-7deg); }
.sheet:nth-child(2) { left: 88px; top: 8px; transform: rotate(4deg); }
.sheet:nth-child(3) { left: 160px; top: 88px; transform: rotate(10deg); }
.sheet-head { height: 58px; border-radius: 10px; background: var(--green-800); color: #fff; padding: 14px; font-weight: 850; }
.sheet-line { height: 10px; border-radius: 99px; background: #dce5de; margin-top: 17px; }
.sheet-line.short { width: 64%; }
.sheet-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 20px; }
.sheet-cell { height: 42px; border-radius: 7px; background: #eef3ef; }
.kit-list { display: grid; gap: 13px; margin-top: 30px; }
.kit-item { display: grid; grid-template-columns: 42px 1fr; gap: 14px; padding: 15px 0; border-bottom: 1px solid var(--line); }
.kit-item:last-child { border-bottom: 0; }
.kit-item .file { width: 42px; height: 42px; border-radius: 12px; display: grid; place-items: center; background: var(--green-100); color: var(--green-700); font-weight: 900; }
.kit-item p { color: var(--muted); font-size: .92rem; margin-top: 4px; }

.audience-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.audience-card { padding: 34px; border-radius: 22px; }
.audience-card.yes { background: var(--green-900); color: #fff; }
.audience-card.no { background: #fff; border: 1px solid var(--line); }
.check-list { list-style: none; padding: 0; margin: 24px 0 0; display: grid; gap: 12px; }
.check-list li { display: grid; grid-template-columns: 22px 1fr; gap: 10px; }
.check-list li::before { content: "✓"; color: var(--lime); font-weight: 950; }
.no .check-list li::before { content: "—"; color: #9c3f3f; }
.no .check-list li { color: var(--muted); }

.author-grid { display: grid; grid-template-columns: 360px 1fr; gap: 68px; align-items: center; }
.author-photo { position: relative; aspect-ratio: 4/5; border-radius: 26px; overflow: hidden; background: linear-gradient(135deg, var(--green-900), var(--green-600)); box-shadow: var(--shadow); }
.author-placeholder { width: 100%; height: 100%; display: grid; place-items: center; font-size: 6rem; color: rgba(255,255,255,.9); font-weight: 900; }
.author-photo::after { content: "Marcio Elias"; position: absolute; left: 22px; right: 22px; bottom: 20px; color: #fff; font-weight: 850; font-size: 1.15rem; }
.author-copy p { color: var(--muted); margin-top: 18px; }
.author-note { margin-top: 24px; padding: 18px 20px; border-radius: 14px; background: var(--green-100); color: var(--green-900); font-weight: 720; }

.offer-wrap { display: grid; grid-template-columns: 1.15fr .85fr; gap: 34px; align-items: stretch; }
.offer-main { padding: 48px; border-radius: var(--radius); background: #fff; color: var(--ink); }
.offer-main h2 { font-size: clamp(2rem,4vw,3.2rem); }
.offer-list { display: grid; grid-template-columns: 1fr 1fr; gap: 12px 22px; margin-top: 30px; }
.offer-list div { display: flex; gap: 10px; color: #334238; }
.offer-list div::before { content: "✓"; color: var(--green-600); font-weight: 950; }
.offer-price { padding: 40px; border-radius: var(--radius); background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16); display: flex; flex-direction: column; justify-content: center; }
.offer-price small { color: #c3d3c7; }
.offer-price strong { display: block; font-size: clamp(2.4rem,5vw,4.4rem); color: var(--lime); line-height: 1; margin: 10px 0; }
.offer-price p { color: #c3d3c7; }
.offer-price .btn { width: 100%; margin-top: 26px; }

.faq { display: grid; gap: 10px; max-width: 900px; margin: 42px auto 0; }
.faq details { background: #fff; border: 1px solid var(--line); border-radius: 15px; padding: 0 22px; }
.faq summary { list-style: none; cursor: pointer; padding: 20px 0; font-weight: 820; display: flex; justify-content: space-between; gap: 20px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--green-600); font-size: 1.35rem; }
.faq details[open] summary::after { content: "−"; }
.faq details p { color: var(--muted); padding: 0 0 22px; max-width: 790px; }

.article-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }
.article-card { background: #fff; border: 1px solid var(--line); border-radius: 18px; padding: 26px; text-decoration: none; transition: transform .2s ease, box-shadow .2s ease; }
.article-card:hover { transform: translateY(-4px); box-shadow: var(--shadow); }
.article-card .tag { color: var(--green-600); font-size: .76rem; font-weight: 900; text-transform: uppercase; letter-spacing: .1em; }
.article-card h3 { margin-top: 14px; font-size: 1.35rem; }
.article-card p { color: var(--muted); margin-top: 12px; }
.article-card .read { display: inline-flex; margin-top: 22px; color: var(--green-700); font-weight: 850; }

.final-cta { text-align: center; }
.final-cta h2 { margin-inline: auto; }
.final-cta .lead { margin-inline: auto; }
.final-cta .actions { justify-content: center; }

.site-footer { background: #08160e; color: #d6e1d9; padding: 52px 0 32px; }
.footer-grid { display: grid; grid-template-columns: 1.2fr .8fr .8fr; gap: 50px; }
.footer-grid p { color: #9fb1a4; margin-top: 14px; max-width: 480px; }
.footer-links { display: grid; gap: 10px; }
.footer-links strong { color: #fff; margin-bottom: 6px; }
.footer-links a { color: #b7c5bb; text-decoration: none; font-size: .9rem; }
.footer-links a:hover { color: #fff; }
.footer-bottom { display: flex; justify-content: space-between; gap: 30px; border-top: 1px solid rgba(255,255,255,.1); margin-top: 42px; padding-top: 24px; color: #91a096; font-size: .8rem; }

.sticky-buy { display: none; position: fixed; left: 14px; right: 14px; bottom: 14px; z-index: 999; background: rgba(8,22,14,.96); color: #fff; padding: 10px 12px 10px 18px; border-radius: 18px; box-shadow: 0 16px 50px rgba(0,0,0,.28); align-items: center; justify-content: space-between; gap: 12px; }
.sticky-buy span { font-size: .8rem; color: #c1d0c5; }
.sticky-buy strong { display: block; color: #fff; font-size: 1rem; }
.sticky-buy .btn { min-height: 44px; padding: 0 16px; }

/* Internal pages */
.page-hero { padding: 70px 0 56px; background: linear-gradient(180deg,#fff,#eef4ef); }
.page-hero h1 { font-size: clamp(2.4rem,5vw,4.5rem); }
.breadcrumb { color: var(--muted); font-size: .86rem; margin-bottom: 24px; }
.breadcrumb a { color: var(--green-700); text-decoration: none; }
.prose { max-width: 830px; margin: 0 auto; font-size: 1.04rem; }
.prose h2 { font-size: 2rem; margin-top: 44px; }
.prose h3 { margin-top: 30px; }
.prose p, .prose ul, .prose ol { margin-top: 18px; }
.prose li + li { margin-top: 8px; }
.prose .notice { padding: 22px; border-radius: 14px; background: var(--green-100); border-left: 4px solid var(--green-600); }
.content-index { display: grid; gap: 18px; grid-template-columns: repeat(3,1fr); }

@media (max-width: 1040px) {
  .nav-links { display: none; position: absolute; top: 76px; left: 0; right: 0; padding: 18px 20px 24px; background: rgba(245,247,244,.98); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; }
  .nav-links.open { display: flex; }
  .nav-links .btn { width: 100%; }
  .nav-toggle { display: block; }
  .hero-grid, .problem-grid, .kit-grid, .offer-wrap { grid-template-columns: 1fr; }
  .hero-copy { max-width: 850px; }
  .hero-visual { min-height: 590px; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .journey-grid { grid-template-columns: repeat(2,1fr); }
  .method-grid, .article-grid, .content-index { grid-template-columns: repeat(2,1fr); }
  .author-grid { grid-template-columns: 300px 1fr; gap: 44px; }
  .sample { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .container { width: min(100% - 28px, var(--max)); }
  .section { padding: 74px 0; }
  .section.compact { padding: 54px 0; }
  .brand-text span { display: none; }
  .brand { min-width: auto; }
  .nav-wrap { height: 68px; }
  .nav-links { top: 68px; }
  .hero { padding: 48px 0 58px; }
  .hero-grid { gap: 40px; }
  .hero-visual { min-height: 490px; }
  .book-wrap { width: 310px; }
  .price-card { width: 188px; right: -2px; bottom: 18px; padding: 16px; }
  .stats { margin-top: 0; padding-top: 14px; }
  .stats-grid { grid-template-columns: 1fr; }
  .stat { border-right: 0; border-bottom: 1px solid var(--line); }
  .stat:last-child { border-bottom: 0; }
  .section-head { align-items: start; flex-direction: column; margin-bottom: 36px; }
  .section-cta { align-items: stretch; flex-direction: column; }
  .section-cta .btn { width: 100%; }
  .method-grid, .journey-grid, .audience-grid, .article-grid, .content-index { grid-template-columns: 1fr; }
  .journey-card { min-height: 0; }
  .sample-side { padding: 28px; }
  .sample-row { grid-template-columns: 1fr; }
  .kit-mockup { height: 430px; overflow: hidden; }
  .sheet { width: 270px; min-height: 330px; }
  .sheet:nth-child(2) { left: 58px; }
  .sheet:nth-child(3) { left: 105px; }
  .author-grid { grid-template-columns: 1fr; }
  .author-photo { max-width: 330px; }
  .offer-main, .offer-price { padding: 30px; }
  .offer-list { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; }
  .sticky-buy { display: flex; }
  body { padding-bottom: 86px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; animation: none !important; }
}

.article-cta { margin: 42px 0 30px; padding: 28px; border-radius: 20px; background: var(--green-100); border: 1px solid rgba(25,135,84,.18); }
.article-cta h2 { margin-top: 6px; }
.center-actions { justify-content: center; margin-top: 32px; }
@media (max-width: 720px) { .article-cta { padding: 22px; } .center-actions { align-items: stretch; } .center-actions .btn { width: 100%; } }