:root {
  --paper: #fbfaf6;
  --white: #ffffff;
  --ink: #15382c;
  --ink-soft: #496158;
  --gold: #b88a32;
  --gold-soft: #f3ead6;
  --line: #dfe4de;
  --mist: #f0f3ef;
  --max: 1180px;
  --radius: 14px;
  color-scheme: light;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid #d49d35; outline-offset: 4px; }
.skip-link { position: fixed; left: 1rem; top: -5rem; z-index: 100; background: var(--ink); color: white; padding: .8rem 1rem; border-radius: 8px; }
.skip-link:focus { top: 1rem; }
.shell { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 30; background: rgba(251,250,246,.94); border-bottom: 1px solid rgba(21,56,44,.1); backdrop-filter: blur(12px); }
.nav { min-height: 66px; display: flex; align-items: center; justify-content: space-between; gap: 1rem; }
.brand { display: inline-flex; align-items: center; gap: .7rem; text-decoration: none; font-weight: 760; letter-spacing: -.02em; }
.brand img { width: 30px; height: 30px; object-fit: contain; }
.nav-links { display: flex; align-items: center; gap: 1.1rem; }
.nav-links a { text-decoration: none; font-size: .93rem; font-weight: 630; }
.nav-links a:not(.button):hover { color: var(--gold); }
.menu-button { display: none; border: 1px solid var(--line); background: var(--white); color: var(--ink); min-width: 44px; min-height: 44px; border-radius: 10px; font-size: 1.25rem; }
.button { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; min-height: 48px; padding: .78rem 1.15rem; border: 1px solid var(--ink); border-radius: 9px; background: var(--ink); color: #fff; text-decoration: none; font-weight: 740; line-height: 1.2; transition: transform .18s ease, background .18s ease; }
.button:hover { background: #092b20; transform: translateY(-1px); }
.button.secondary { background: transparent; color: var(--ink); border-color: #a8b4ad; }
.button.secondary:hover { background: var(--white); }
.button.small { min-height: 42px; padding: .65rem .9rem; font-size: .9rem; }
.hero { padding: clamp(2.75rem, 5vw, 4.75rem) 0 3rem; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.04fr .96fr; gap: clamp(2rem, 5vw, 4.25rem); align-items: center; }
.eyebrow { margin: 0 0 1rem; color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3 { margin: 0; text-wrap: balance; }
h1, h2 {
  font-family: "Helvetica Neue", "Arial Nova", Arial, ui-sans-serif, sans-serif;
  font-weight: 400;
  letter-spacing: -.055em;
  line-height: .98;
}
h1 { max-width: 760px; font-size: clamp(2.85rem, 5.4vw, 5.25rem); }
h2 { font-size: clamp(2.1rem, 3.8vw, 3.65rem); }
h3 { font-size: 1.12rem; line-height: 1.3; font-weight: 400; }
.hero-copy { max-width: 650px; margin: 1.15rem 0 0; color: var(--ink-soft); font-size: clamp(1.02rem, 1.45vw, 1.16rem); }
.hero-format { max-width: 650px; margin: .75rem 0 0; color: var(--ink-soft); font-size: .92rem; line-height: 1.5; }
.hero-format strong { color: var(--ink); }
.hero-actions { display: flex; flex-wrap: wrap; gap: .75rem; margin-top: 1.35rem; }
.micro-list { display: flex; flex-wrap: wrap; gap: .45rem .9rem; margin: .95rem 0 0; padding: 0; list-style: none; color: var(--ink-soft); font-size: .86rem; }
.micro-list li::before { content: "✓"; margin-right: .35rem; color: var(--gold); font-weight: 800; }
.hero-slider { position: relative; min-width: 0; }
.slider-viewport { position: relative; overflow: hidden; aspect-ratio: 4 / 3; background: #efece4; border: 1px solid #ded7ca; border-radius: 3px; box-shadow: 0 26px 55px rgba(22,46,37,.14); }
.slider-slide { position: absolute; inset: 0; margin: 0; opacity: 0; transform: translateX(2%); transition: opacity .35s ease, transform .35s ease; }
.slider-slide.active { opacity: 1; transform: translateX(0); }
.slider-slide img { width: 100%; height: 100%; object-fit: cover; }
.slider-slide:last-child img { object-fit: contain; padding: 1rem; background: #f5f5f3; }
.slider-slide figcaption { position: absolute; left: 1rem; bottom: 1rem; max-width: calc(100% - 2rem); padding: .55rem .72rem; background: rgba(251,250,246,.92); color: var(--ink); font-size: .78rem; font-weight: 700; letter-spacing: .02em; backdrop-filter: blur(8px); }
.slider-controls { display: grid; grid-template-columns: 44px 1fr 44px; align-items: center; gap: .75rem; margin-top: .85rem; }
.slider-arrow { width: 44px; height: 44px; border: 1px solid var(--line); background: var(--white); color: var(--ink); border-radius: 50%; font-size: 1rem; cursor: pointer; }
.slider-arrow:hover { border-color: var(--ink); }
.slider-dots { display: flex; justify-content: center; gap: .5rem; }
.slider-dots button { width: 30px; height: 4px; padding: 0; border: 0; background: #c7cec9; cursor: pointer; }
.slider-dots button.active { background: var(--gold); }
.chapter-rail { border-block: 1px solid var(--line); background: var(--white); }
.rail-inner { display: flex; justify-content: center; gap: clamp(1.2rem, 4vw, 4rem); padding: 1rem 0; color: var(--ink-soft); font-size: .8rem; font-weight: 760; letter-spacing: .08em; text-transform: uppercase; overflow: hidden; white-space: nowrap; }
.proof-strip { background: var(--ink); color: white; border-top: 1px solid #315044; }
.proof-strip-grid { display: grid; grid-template-columns: repeat(4, 1fr); }
.proof-strip-grid div { padding: 1.05rem 1.15rem; border-right: 1px solid #315044; }
.proof-strip-grid div:last-child { border-right: 0; }
.proof-strip strong { display: block; font-family: "Helvetica Neue", "Arial Nova", Arial, sans-serif; font-size: 1.65rem; font-weight: 600; line-height: 1; }
.proof-strip span { display: block; margin-top: .35rem; color: #cbd8d2; font-size: .78rem; letter-spacing: .04em; }
.section { padding: clamp(3.25rem, 6vw, 5.5rem) 0; }
.compact-section { padding-block: clamp(2.75rem, 5vw, 4.5rem); }
.section.white { background: var(--white); }
.section.dark { background: var(--ink); color: white; }
.section-head { display: grid; grid-template-columns: .28fr .72fr; gap: 1.5rem; margin-bottom: clamp(1.75rem, 3.5vw, 3rem); }
.section-head p { margin: .25rem 0 0; max-width: 680px; color: var(--ink-soft); font-size: 1.1rem; }
.dark .section-head p { color: #ced9d3; }
.kicker { color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .14em; text-transform: uppercase; }
.empathy-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.empathy-item { min-height: 138px; background: var(--paper); padding: clamp(1.25rem, 3vw, 2.25rem); display: flex; align-items: flex-end; font-family: "Helvetica Neue", "Arial Nova", Arial, ui-sans-serif, sans-serif; font-weight: 600; letter-spacing: -.025em; font-size: clamp(1.18rem, 1.8vw, 1.55rem); line-height: 1.25; }
.comparison { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.inline-cta { display: flex; align-items: center; justify-content: space-between; gap: 2rem; margin-top: 1.25rem; padding: 1.5rem; border: 1px solid var(--line); background: var(--white); }
.inline-cta p { margin: .2rem 0 0; color: var(--ink-soft); }
.panel { border: 1px solid var(--line); background: var(--paper); padding: clamp(1.5rem, 4vw, 3rem); border-radius: var(--radius); }
.offer-panel { padding: 0; overflow: hidden; }
.offer-image { width: 100%; aspect-ratio: 16 / 9; object-fit: cover; border-bottom: 1px solid var(--line); }
.offer-panel:nth-child(2) .offer-image { object-fit: cover; padding: 0; background: #f4f5f2; }
.offer-body { padding: clamp(1.35rem, 3vw, 2.25rem); }
.offer-link { display: inline-flex; align-items: center; gap: .45rem; margin-top: 1.4rem; color: var(--ink); font-weight: 700; text-underline-offset: .25em; }
.offer-link:hover { color: var(--gold); }
.panel .label { display: inline-block; margin-bottom: 1.15rem; color: var(--gold); font-weight: 800; font-size: .78rem; letter-spacing: .12em; text-transform: uppercase; }
.clean-list { margin: 1.5rem 0 0; padding: 0; list-style: none; }
.clean-list li { padding: .5rem 0; border-top: 1px solid var(--line); }
.clean-list li::before { content: "·"; margin-right: .55rem; color: var(--gold); }
.package-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: #315044; border: 1px solid #315044; }
.package-item { background: var(--ink); padding: 1.55rem; min-height: 150px; }
.package-icon { display: inline-flex; min-width: 2.2rem; height: 2.2rem; align-items: center; justify-content: center; margin-bottom: 1.35rem; border: 1px solid #71877d; border-radius: 50%; color: #e1b85e; font-family: "Helvetica Neue", Arial, sans-serif; font-size: .72rem; font-weight: 700; letter-spacing: -.02em; }
.package-item strong { display: block; font-family: "Helvetica Neue", "Arial Nova", Arial, ui-sans-serif, sans-serif; font-size: 1.55rem; font-weight: 600; letter-spacing: -.035em; line-height: 1.12; }
.package-item p { margin: .75rem 0 0; color: #cbd8d2; }
.chapters { display: grid; grid-template-columns: repeat(2, 1fr); border-top: 1px solid var(--line); }
.chapter { display: grid; grid-template-columns: 3rem 1fr; gap: 1rem; padding: 1.25rem 1rem 1.25rem 0; border-bottom: 1px solid var(--line); }
.chapter:nth-child(odd) { border-right: 1px solid var(--line); padding-right: 2rem; }
.chapter:nth-child(even) { padding-left: 2rem; }
.chapter span { color: var(--gold); font-size: .78rem; font-weight: 800; letter-spacing: .08em; }
.path-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; border: 1px solid var(--line); background: var(--line); }
.path-grid article { min-height: 225px; padding: 1.55rem; background: var(--paper); }
.path-grid span { color: var(--gold); font-size: .75rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.path-grid h3 { margin-top: 1.75rem; font-size: 1.35rem; font-weight: 600; letter-spacing: -.035em; }
.path-grid p { color: var(--ink-soft); }
.companion-layout { display: grid; grid-template-columns: .78fr 1.22fr; gap: clamp(2rem, 6vw, 5rem); align-items: start; }
.companion-copy { position: sticky; top: 110px; }
.companion-copy p { color: var(--ink-soft); }
.notion-preview { margin: 0; overflow: hidden; background: #f4f5f2; border: 1px solid var(--line); border-radius: 12px; box-shadow: 0 18px 45px rgba(24,54,43,.08); }
.notion-preview img { width: 100%; aspect-ratio: 1.28 / 1; object-fit: contain; padding: 1.1rem; }
.notion-preview figcaption { display: flex; flex-wrap: wrap; gap: .5rem; padding: 1rem; border-top: 1px solid var(--line); background: var(--white); }
.notion-preview figcaption span { padding: .38rem .58rem; border: 1px solid var(--line); border-radius: 999px; color: var(--ink-soft); font-size: .75rem; }
.facts { display: grid; grid-template-columns: repeat(2, 1fr); gap: .75rem; margin-top: 1.8rem; }
.fact { border-top: 1px solid var(--line); padding-top: .75rem; color: var(--ink-soft); font-size: .9rem; }
.audience-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 1.2rem; }
.not-for { border: 1px solid #ddcfb4; background: #fffaf0; padding: 2rem; border-radius: var(--radius); }
.difference-list { display: grid; grid-template-columns: repeat(5, 1fr); border-top: 1px solid #456257; }
.difference { padding: 1.5rem 1.1rem 0 0; }
.difference strong { display: block; font-family: "Helvetica Neue", "Arial Nova", Arial, ui-sans-serif, sans-serif; font-size: 1.35rem; line-height: 1.18; font-weight: 600; letter-spacing: -.03em; }
.difference p { color: #cbd8d2; font-size: .92rem; }
.methodology { background: #eef1ed; }
.method-layout { display: grid; grid-template-columns: .72fr 1.28fr; gap: clamp(2rem, 7vw, 7rem); }
.method-points { border-top: 1px solid #cad2cc; }
.method-points article { display: grid; grid-template-columns: .7fr 1.3fr; gap: 1.5rem; padding: 1.4rem 0; border-bottom: 1px solid #cad2cc; }
.method-points strong { font-family: "Helvetica Neue", "Arial Nova", Arial, sans-serif; font-weight: 600; letter-spacing: -.025em; }
.method-points p { margin: 0; color: var(--ink-soft); }
.faq { max-width: 860px; margin-inline: auto; border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: 1.1rem 0; }
.faq summary { cursor: pointer; font-weight: 760; list-style: none; padding-right: 2rem; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: .2rem; top: -.15rem; color: var(--gold); font-size: 1.4rem; }
.faq details[open] summary::after { content: "−"; }
.faq p { color: var(--ink-soft); margin-bottom: .25rem; }
.final-cta { text-align: center; padding: clamp(3.5rem, 7vw, 6rem) 0; }
.price { font-family: "Helvetica Neue", "Arial Nova", Arial, ui-sans-serif, sans-serif; font-weight: 600; letter-spacing: -.055em; font-size: clamp(3rem, 6vw, 5.4rem); line-height: 1; margin: 1.4rem 0; }
.final-cta p { max-width: 650px; margin: 1rem auto 1.6rem; color: var(--ink-soft); }
.final-cta .delivery-note { margin-top: 1rem; font-size: .8rem; color: #6b766f; }
.site-footer { border-top: 1px solid var(--line); padding: 2.2rem 0; }
.mobile-buy { display: none; }
.footer-grid { display: flex; justify-content: space-between; gap: 2rem; align-items: flex-start; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: .75rem 1.25rem; }
.footer-links a { color: var(--ink-soft); font-size: .88rem; }
.legal-page { min-height: 70vh; padding: 5rem 0 7rem; }
.legal-wrap { max-width: 780px; }
.legal-page h1 { font-size: clamp(2.7rem, 6vw, 5rem); }
.legal-page h2 { font-family: inherit; font-size: 1.35rem; font-weight: 600; letter-spacing: -.02em; line-height: 1.25; margin-top: 2.5rem; }
.legal-page p, .legal-page li { color: var(--ink-soft); }
.legal-note { border-left: 3px solid var(--gold); padding: .6rem 0 .6rem 1.2rem; margin: 2rem 0; }
.preview-page { background: #eef0ec; }
.preview-intro { padding: clamp(3rem, 7vw, 5.5rem) 0 2rem; }
.preview-intro-grid { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: end; }
.preview-intro h1 { max-width: 850px; font-size: clamp(2.7rem, 6vw, 5.6rem); }
.preview-intro p { max-width: 680px; margin: 1.2rem 0 0; color: var(--ink-soft); font-size: 1.08rem; }
.preview-actions { display: flex; flex-wrap: wrap; gap: .7rem; }
.reader-shell { padding-bottom: clamp(4rem, 8vw, 7rem); }
.pdf-frame { overflow: hidden; min-height: 720px; height: min(82vh, 980px); background: #303436; border: 1px solid #cbd2cc; box-shadow: 0 22px 60px rgba(21,56,44,.12); }
.pdf-frame object { display: block; width: 100%; height: 100%; border: 0; }
.pdf-fallback { display: grid; height: 100%; place-content: center; gap: 1rem; padding: 2rem; text-align: center; color: white; }
.preview-purchase { background: var(--ink); color: white; padding: clamp(3rem, 7vw, 5rem) 0; }
.preview-purchase-grid { display: grid; grid-template-columns: 1fr auto; gap: 2rem; align-items: center; }
.preview-purchase h2 { max-width: 760px; font-size: clamp(2.1rem, 4vw, 3.8rem); }
.preview-purchase p { margin: 1rem 0 0; color: #ced9d3; }
.preview-purchase .button { background: var(--white); color: var(--ink); border-color: var(--white); }
.preview-purchase .button:hover { background: var(--gold-soft); }

@media (max-width: 900px) {
  .menu-button { display: inline-flex; align-items: center; justify-content: center; }
  .nav-links { display: none; position: absolute; top: 66px; left: 0; right: 0; padding: 1rem; background: var(--paper); border-bottom: 1px solid var(--line); flex-direction: column; align-items: stretch; }
  .nav-links.open { display: flex; }
  .nav-links a { padding: .7rem .4rem; }
  .hero-grid, .section-head, .companion-layout, .audience-grid, .method-layout { grid-template-columns: 1fr; }
  .hero-slider { max-width: 720px; margin-inline: auto; }
  .companion-copy { position: static; }
  .package-grid { grid-template-columns: repeat(2, 1fr); }
  .difference-list { grid-template-columns: repeat(2, 1fr); gap: 1rem; }
  .path-grid { grid-template-columns: 1fr; }
  .inline-cta { align-items: flex-start; flex-direction: column; }
  .preview-intro-grid, .preview-purchase-grid { grid-template-columns: 1fr; align-items: start; }
}

@media (max-width: 620px) {
  body { padding-bottom: 72px; }
  .shell { width: min(calc(100% - 1.35rem), var(--max)); }
  .hero { padding-top: 2.5rem; }
  .hero-slider { width: 100%; max-width: none; margin-inline: 0; }
  h1 { font-size: clamp(2.65rem, 12vw, 3.8rem); }
  .hero-actions .button { width: 100%; }
  .rail-inner { justify-content: flex-start; }
  .empathy-grid, .comparison, .package-grid, .chapters, .facts, .difference-list { grid-template-columns: 1fr; }
  .proof-strip-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proof-strip-grid div { padding: 1rem .75rem; border-right: 0; border-bottom: 1px solid #315044; }
  .proof-strip-grid div:nth-child(odd) { border-right: 1px solid #315044; }
  .proof-strip-grid div:nth-last-child(-n + 2) { border-bottom: 0; }
  .proof-strip strong { font-size: 1.3rem; }
  .chapter:nth-child(odd) { border-right: 0; padding-right: 0; }
  .chapter:nth-child(even) { padding-left: 0; }
  .difference { border-top: 1px solid #456257; padding-top: 1.4rem; }
  .method-points article { grid-template-columns: 1fr; gap: .5rem; }
  .preview-actions .button, .preview-purchase .button { width: 100%; }
  .pdf-frame { min-height: 560px; height: 72vh; }
  .footer-grid { flex-direction: column; }
  .footer-links { justify-content: flex-start; }
  .mobile-buy { position: fixed; z-index: 40; left: .7rem; right: .7rem; bottom: .65rem; display: flex; align-items: center; justify-content: space-between; min-height: 52px; padding: .75rem 1rem; border: 1px solid #315044; border-radius: 10px; background: var(--ink); color: white; text-decoration: none; box-shadow: 0 12px 30px rgba(21,56,44,.28); font-size: .92rem; opacity: 0; transform: translateY(calc(100% + 1rem)); pointer-events: none; transition: opacity .2s ease, transform .2s ease; }
  .mobile-buy.visible { opacity: 1; transform: translateY(0); pointer-events: auto; }
  .mobile-buy strong { color: #f1c86f; font-size: 1rem; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: .01ms !important; animation-duration: .01ms !important; }
}