:root {
  --ink: #050708;
  --ink-soft: #0d1112;
  --panel: #121718;
  --panel-warm: #1a1510;
  --cream: #f3eee5;
  --paper: #d9d0c2;
  --muted: #a99f91;
  --gold: #d59035;
  --gold-bright: #efb45b;
  --gold-dark: #81501d;
  --line: rgba(229, 165, 72, 0.24);
  --max: 1180px;
  --shadow: 0 26px 70px rgba(0, 0, 0, 0.48);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--cream);
  background:
    radial-gradient(circle at 75% 8%, rgba(196, 119, 33, 0.12), transparent 26rem),
    linear-gradient(180deg, #070a0b 0%, var(--ink) 60%, #080706 100%);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 18px;
  line-height: 1.68;
  min-height: 100vh;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: 0.28;
  background-image: linear-gradient(rgba(255,255,255,0.018) 1px, transparent 1px);
  background-size: 100% 5px;
  z-index: -1;
}

img { display: block; max-width: 100%; height: auto; }
a { color: var(--gold-bright); text-underline-offset: 0.18em; }
a:hover { color: #ffd18b; }
p { margin: 0 0 1.1rem; }
h1, h2, h3, h4 { margin: 0 0 0.8rem; line-height: 1.08; }
h1, h2, .display {
  font-family: Impact, Haettenschweiler, "Arial Narrow Bold", sans-serif;
  font-weight: 400;
  letter-spacing: 0.045em;
  text-transform: uppercase;
}
h1 { font-size: clamp(3rem, 7vw, 6.4rem); }
h2 { font-size: clamp(2.2rem, 4.5vw, 4.2rem); }
h3 {
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 1.25rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -8rem;
  z-index: 100;
  padding: 0.8rem 1rem;
  background: var(--cream);
  color: var(--ink);
}
.skip-link:focus { top: 1rem; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  border-bottom: 1px solid var(--line);
  background: rgba(5, 7, 8, 0.92);
  backdrop-filter: blur(14px);
}
.nav-wrap {
  width: min(calc(100% - 2rem), var(--max));
  margin: auto;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--cream);
  text-decoration: none;
  line-height: 1;
}
.brand-mark {
  display: grid;
  place-items: center;
  width: 43px;
  height: 43px;
  border: 1px solid var(--gold);
  color: var(--gold-bright);
  font: 700 0.75rem/1 Arial, sans-serif;
  letter-spacing: 0.12em;
}
.brand-title {
  max-width: 210px;
  font-family: "Arial Narrow", Arial, sans-serif;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.nav-list {
  display: flex;
  align-items: center;
  gap: 1.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-list a {
  color: var(--paper);
  text-decoration: none;
  font: 700 0.75rem/1.2 Arial, sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.nav-list a:hover, .nav-list a[aria-current="page"] { color: var(--gold-bright); }
.nav-list .nav-buy {
  border: 1px solid var(--gold);
  padding: 0.72rem 0.95rem;
}
.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  padding: 0.65rem;
  color: var(--cream);
  background: transparent;
  font: 700 0.75rem/1 Arial, sans-serif;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

main { overflow: hidden; }
.container { width: min(calc(100% - 2rem), var(--max)); margin-inline: auto; }
.narrow { width: min(calc(100% - 2rem), 800px); margin-inline: auto; }
.section { padding: clamp(4.5rem, 8vw, 8rem) 0; }
.section-tight { padding: 3.2rem 0; }
.section-line { border-top: 1px solid var(--line); }
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  margin-bottom: 1rem;
  color: var(--gold-bright);
  font: 700 0.73rem/1.4 Arial, sans-serif;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}
.eyebrow::before { content: ""; width: 36px; height: 1px; background: var(--gold); }
.lede { max-width: 760px; color: var(--paper); font-size: clamp(1.13rem, 2vw, 1.35rem); }
.muted { color: var(--muted); }
.gold { color: var(--gold-bright); }
.kicker {
  color: var(--cream);
  font-family: Arial, sans-serif;
  font-size: clamp(1.05rem, 2vw, 1.35rem);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.hero { position: relative; padding: clamp(4rem, 7vw, 7rem) 0; }
.hero::after {
  content: "";
  position: absolute;
  inset: auto 0 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-dark), transparent);
}
.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(280px, 0.58fr);
  align-items: center;
  gap: clamp(3rem, 8vw, 8rem);
}
.hero h1 span { display: block; }
.hero h1 .title-gold { color: var(--gold-bright); }
.hero h1 .title-small {
  margin: 0.3em 0;
  color: var(--paper);
  font-family: Arial, sans-serif;
  font-size: 0.27em;
  letter-spacing: 0.45em;
}
.hero-copy { max-width: 720px; }
.hero-subtitle { max-width: 690px; color: var(--paper); font-size: clamp(1.18rem, 2.2vw, 1.48rem); }
.hero-meta { color: var(--muted); font: 700 0.77rem/1.6 Arial, sans-serif; letter-spacing: 0.12em; text-transform: uppercase; }
.cover-wrap { position: relative; justify-self: center; max-width: 385px; }
.cover-wrap::before {
  content: "";
  position: absolute;
  inset: 10% -10% -6%;
  z-index: -1;
  background: radial-gradient(circle, rgba(224, 146, 44, 0.28), transparent 65%);
  filter: blur(18px);
}
.book-cover {
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 17;
  object-fit: contain;
  border: 1px solid rgba(239, 180, 91, 0.28);
  box-shadow: var(--shadow);
}
.button-row { display: flex; flex-wrap: wrap; gap: 0.85rem; margin-top: 2rem; }
.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 49px;
  padding: 0.8rem 1.25rem;
  border: 1px solid var(--gold);
  color: #140d05;
  background: linear-gradient(135deg, var(--gold-bright), #b86a20);
  text-decoration: none;
  font: 800 0.76rem/1 Arial, sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  box-shadow: 0 12px 30px rgba(168, 94, 22, 0.18);
}
.button:hover { color: #080604; background: #ffc877; transform: translateY(-1px); }
.button-secondary { color: var(--cream); background: transparent; box-shadow: none; }
.button-secondary:hover { color: var(--ink); background: var(--cream); border-color: var(--cream); }
.text-link { font: 700 0.78rem/1 Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }

.statement {
  position: relative;
  padding: clamp(2rem, 5vw, 4rem);
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(213, 144, 53, 0.08), rgba(255,255,255,0.015));
}
.statement::before {
  content: "\201C";
  position: absolute;
  top: -0.22em;
  left: 0.2em;
  color: rgba(213, 144, 53, 0.15);
  font: 10rem/1 Georgia, serif;
}
.statement p { position: relative; max-width: 930px; margin: 0; font-size: clamp(1.45rem, 3.2vw, 2.45rem); line-height: 1.35; }
.statement cite { display: block; margin-top: 1rem; color: var(--gold-bright); font: 700 0.75rem/1.5 Arial, sans-serif; letter-spacing: 0.12em; text-transform: uppercase; }

.grid-2, .grid-3, .split {
  display: grid;
  gap: 1.25rem;
}
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.split { grid-template-columns: minmax(0, 1.2fr) minmax(260px, 0.8fr); gap: clamp(2.5rem, 6vw, 6rem); align-items: start; }
.card {
  position: relative;
  padding: clamp(1.5rem, 3vw, 2.2rem);
  border: 1px solid var(--line);
  background: linear-gradient(145deg, rgba(255,255,255,0.035), rgba(213,144,53,0.028));
}
.card-number { color: var(--gold-bright); font: 400 2.5rem/1 Impact, sans-serif; letter-spacing: 0.06em; }
.card p:last-child { margin-bottom: 0; }
.card h3 { margin-top: 0.8rem; }
.list-clean { padding: 0; margin: 1.2rem 0 0; list-style: none; }
.list-clean li { position: relative; padding: 0.65rem 0 0.65rem 1.4rem; border-bottom: 1px solid rgba(229, 165, 72, 0.12); }
.list-clean li::before { content: ""; position: absolute; left: 0; top: 1.25rem; width: 7px; height: 7px; background: var(--gold); }

.page-hero { padding: clamp(4.5rem, 9vw, 8.5rem) 0 clamp(3.5rem, 6vw, 6rem); border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 980px; color: var(--cream); }
.page-hero h1 strong { color: var(--gold-bright); font-weight: inherit; }
.breadcrumbs { margin-bottom: 2rem; color: var(--muted); font: 700 0.72rem/1 Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }
.breadcrumbs a { color: var(--muted); text-decoration: none; }
.breadcrumbs span { margin: 0 0.55rem; color: var(--gold-dark); }

.framework-path { position: relative; margin-top: 3rem; }
.framework-path::before { content: ""; position: absolute; left: 33px; top: 20px; bottom: 20px; width: 1px; background: linear-gradient(var(--gold), var(--gold-dark)); }
.path-step { position: relative; display: grid; grid-template-columns: 66px 1fr; gap: 1.5rem; padding: 0 0 2.3rem; }
.path-step:last-child { padding-bottom: 0; }
.step-badge { position: relative; z-index: 1; display: grid; place-items: center; width: 66px; height: 66px; border: 1px solid var(--gold); background: var(--ink); color: var(--gold-bright); font: 400 1rem/1 Impact, sans-serif; letter-spacing: 0.08em; }
.step-body { padding: 1.35rem 1.5rem; border: 1px solid var(--line); background: rgba(255,255,255,0.025); }
.step-body h3 { color: var(--gold-bright); }
.step-body p:last-child { margin-bottom: 0; }

.definition {
  margin: 2rem 0;
  padding: 1.6rem 1.8rem;
  border-left: 4px solid var(--gold);
  background: rgba(213, 144, 53, 0.08);
  font-size: 1.18rem;
}
.compare-table { width: 100%; border-collapse: collapse; margin-top: 2rem; }
.compare-table th, .compare-table td { padding: 1.2rem; border: 1px solid var(--line); text-align: left; vertical-align: top; }
.compare-table th { color: var(--gold-bright); background: rgba(213, 144, 53, 0.08); font: 700 0.78rem/1.3 Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }

.chapter-list { columns: 2; column-gap: 3rem; margin: 2rem 0 0; padding: 0; list-style: none; counter-reset: chapters; }
.chapter-list li { counter-increment: chapters; break-inside: avoid; padding: 0.7rem 0; border-bottom: 1px solid rgba(229, 165, 72, 0.12); }
.chapter-list li::before { content: counter(chapters, decimal-leading-zero); display: inline-block; width: 2.6rem; color: var(--gold); font: 700 0.7rem/1 Arial, sans-serif; }
.chapter-list .unnumbered::before { content: "—"; }

.author-photo { border: 1px solid var(--line); box-shadow: var(--shadow); }
.book-spread { width: 100%; height: auto; object-fit: contain; border: 1px solid var(--line); box-shadow: var(--shadow); }
.fact-list { margin: 0; }
.fact-list div { display: grid; grid-template-columns: 135px 1fr; gap: 1rem; padding: 0.8rem 0; border-bottom: 1px solid rgba(229,165,72,0.13); }
.fact-list dt { color: var(--muted); font: 700 0.72rem/1.5 Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }
.fact-list dd { margin: 0; }

.buy-card { display: grid; grid-template-columns: 180px 1fr; gap: 2rem; align-items: center; padding: 2rem; border: 1px solid var(--line); background: rgba(255,255,255,0.025); }
.buy-card img {
  width: 100%;
  height: auto;
  aspect-ratio: 11 / 17;
  object-fit: contain;
  align-self: start;
  box-shadow: 0 18px 40px rgba(0,0,0,.45);
}
.format-note { margin-top: 1.2rem; color: var(--muted); font-size: 0.9rem; }
.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary { cursor: pointer; padding: 1.4rem 2.5rem 1.4rem 0; color: var(--cream); font-family: Arial, sans-serif; font-weight: 700; list-style: none; position: relative; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; position: absolute; right: 0; color: var(--gold-bright); font-size: 1.4rem; }
.faq details[open] summary::after { content: "−"; }
.faq details p { padding-right: 2.5rem; color: var(--paper); }

.cta-band {
  padding: clamp(3rem, 6vw, 5rem) 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: linear-gradient(90deg, rgba(213,144,53,0.12), rgba(255,255,255,0.02), rgba(213,144,53,0.08));
}
.cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 2rem; }
.cta-inner h2 { margin-bottom: 0.35rem; font-size: clamp(2rem, 4vw, 3.4rem); }
.cta-inner p { margin: 0; color: var(--paper); }

.site-footer { padding: 4rem 0 2rem; background: #030405; }
.footer-grid { display: grid; grid-template-columns: 1.25fr 0.75fr 0.75fr; gap: 3rem; }
.footer-title { max-width: 380px; color: var(--cream); font: 400 1.45rem/1.2 Impact, sans-serif; letter-spacing: 0.07em; text-transform: uppercase; }
.footer-heading { color: var(--gold-bright); font: 700 0.72rem/1 Arial, sans-serif; letter-spacing: 0.13em; text-transform: uppercase; }
.footer-links { margin: 1rem 0 0; padding: 0; list-style: none; }
.footer-links li { margin: 0.4rem 0; }
.footer-links a { color: var(--paper); font-size: 0.92rem; }
.footer-bottom { margin-top: 3rem; padding-top: 1.4rem; border-top: 1px solid var(--line); color: #786f63; font: 0.72rem/1.6 Arial, sans-serif; }

@media (max-width: 980px) {
  .menu-toggle { display: inline-flex; }
  .nav-list {
    display: none;
    position: absolute;
    inset: 76px 0 auto;
    padding: 1.2rem max(1rem, calc((100vw - var(--max)) / 2));
    flex-direction: column;
    align-items: stretch;
    background: #080b0c;
    border-bottom: 1px solid var(--line);
  }
  .nav-list.is-open { display: flex; }
  .nav-list a { display: block; padding: 0.65rem 0; }
  .nav-list .nav-buy { text-align: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .cover-wrap { grid-row: 1; max-width: 315px; }
  .grid-3 { grid-template-columns: 1fr; }
  .split { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid > :first-child { grid-column: 1 / -1; }
}

@media (max-width: 680px) {
  body { font-size: 17px; }
  .grid-2 { grid-template-columns: 1fr; }
  .chapter-list { columns: 1; }
  .buy-card { grid-template-columns: 1fr; }
  .buy-card img { width: min(230px, 70%); }
  .cta-inner { align-items: flex-start; flex-direction: column; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-grid > :first-child { grid-column: auto; }
  .fact-list div { grid-template-columns: 1fr; gap: 0.25rem; }
  .compare-table, .compare-table tbody, .compare-table tr, .compare-table th, .compare-table td { display: block; }
  .compare-table thead { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0,0,0,0); }
  .compare-table td::before { content: attr(data-label); display: block; margin-bottom: 0.35rem; color: var(--gold-bright); font: 700 0.7rem/1 Arial, sans-serif; letter-spacing: 0.1em; text-transform: uppercase; }
}

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

@media print {
  .site-header, .site-footer, .button-row, .cta-band { display: none; }
  body { color: #111; background: #fff; }
  a { color: #111; }
}