:root {
  color-scheme: dark;
  --ink: #f4f1e8;
  --ink-soft: #c2c7d2;
  --ink-muted: #8993a5;
  --night: #0f1220;
  --night-deep: #090b13;
  --surface: #171d31;
  --surface-raised: #1b213a;
  --line: #334155;
  --line-soft: rgba(148, 163, 184, 0.17);
  --gold: #fbbf24;
  --gold-soft: #f7d37b;
  --cyan: #5eead4;
  --cyan-soft: #99f6e4;
  --serif: Georgia, "Times New Roman", serif;
  --sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --shell: min(1160px, calc(100% - 48px));
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--night);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  overflow-x: hidden;
}

body::before {
  position: fixed;
  z-index: -1;
  inset: 0;
  background:
    radial-gradient(circle at 78% 4%, rgba(94, 234, 212, 0.07), transparent 28rem),
    radial-gradient(circle at 8% 48%, rgba(251, 191, 36, 0.04), transparent 24rem);
  content: "";
  pointer-events: none;
}

img { display: block; max-width: 100%; }

a { color: inherit; }

a:focus-visible,
button:focus-visible {
  outline: 3px solid var(--gold);
  outline-offset: 5px;
}

.shell {
  width: var(--shell);
  margin-inline: auto;
}

.skip-link {
  position: fixed;
  z-index: 20;
  top: 12px;
  left: 12px;
  padding: 9px 14px;
  border-radius: 4px;
  background: var(--gold);
  color: var(--night-deep);
  font-size: 0.8rem;
  font-weight: 800;
  text-decoration: none;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

.skip-link:focus { transform: translateY(0); }

.site-header {
  position: absolute;
  z-index: 10;
  top: 0;
  right: 0;
  left: 0;
  border-bottom: 1px solid rgba(148, 163, 184, 0.13);
  background: linear-gradient(to bottom, rgba(9, 11, 19, 0.7), transparent);
}

.header-inner,
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 86px;
}

.brand {
  display: block;
  flex: 0 0 195px;
  width: 195px;
  min-width: 195px;
  line-height: 0;
}

.brand img {
  width: 100%;
  height: auto;
  mix-blend-mode: screen;
  filter: brightness(1.7) contrast(1.1);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 26px;
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.site-nav a,
.footer-right a {
  color: var(--ink-soft);
  text-decoration: none;
  transition: color 160ms ease;
}

.site-nav a:hover,
.footer-right a:hover { color: var(--cyan); }

.site-nav .nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  padding: 10px 13px;
  border: 1px solid rgba(251, 191, 36, 0.58);
  color: var(--gold-soft);
}

.site-nav .nav-cta:hover {
  border-color: var(--gold);
  background: rgba(251, 191, 36, 0.09);
  color: var(--gold);
}

.hero {
  position: relative;
  min-height: 720px;
  padding: 170px 0 88px;
  background:
    linear-gradient(90deg, rgba(9, 11, 19, 0.95) 0%, rgba(15, 18, 32, 0.84) 46%, rgba(15, 18, 32, 0.22) 100%),
    radial-gradient(circle at 82% 48%, rgba(94, 234, 212, 0.12), transparent 22rem);
  isolation: isolate;
}

.hero::before,
.hero::after {
  position: absolute;
  z-index: -1;
  background: var(--line);
  content: "";
  opacity: 0.42;
}

.hero::before { top: 30%; right: 0; width: 44%; height: 1px; }
.hero::after { top: 14%; right: 9%; width: 1px; height: 72%; }

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.95fr) minmax(350px, 0.85fr);
  align-items: center;
  gap: 8%;
}

.hero-copy,
.hero-art,
.author-grid > *,
.contact-grid > *,
.book-grid > *,
.book-copy,
.author-copy {
  min-width: 0;
}

.eyebrow,
.section-kicker,
.contact-status,
.cover-stamp,
.note-dot,
.index-label,
.meta-label,
.book-byline,
.art-caption {
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0 0 24px;
  color: var(--cyan-soft);
  font-weight: 700;
}

.signal-dot,
.status-line {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 15px rgba(94, 234, 212, 0.8);
}

h1,
h2,
p { margin-top: 0; }

h1,
h2 {
  width: 100%;
  max-width: 100%;
  margin-bottom: 24px;
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 0.98;
  overflow-wrap: break-word;
}

h1 { max-width: 730px; font-size: clamp(3.4rem, 7vw, 6.8rem); }
h2 { font-size: clamp(2.7rem, 5vw, 5.25rem); }
h1 em,
h2 em { color: var(--gold); font-style: normal; }

.mobile-break { display: none; }

.hero-intro {
  max-width: 515px;
  margin-bottom: 30px;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 18px;
  margin-bottom: 58px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  min-height: 48px;
  padding: 12px 19px;
  border: 1px solid transparent;
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-decoration: none;
  text-transform: uppercase;
  transition: border-color 160ms ease, background-color 160ms ease, color 160ms ease, transform 160ms ease;
}

.button:hover { transform: translateY(-2px); }

.button-primary {
  background: var(--gold);
  color: var(--night-deep);
}

.button-primary:hover { background: var(--gold-soft); }

.button-quiet {
  border-color: var(--line);
  color: var(--ink-soft);
}

.button-quiet:hover {
  border-color: var(--cyan);
  color: var(--cyan);
}

.hero-index {
  display: flex;
  flex-wrap: wrap;
  gap: 28px;
  padding-top: 20px;
  border-top: 1px solid var(--line-soft);
}

.hero-index > div { display: grid; gap: 3px; }
.index-label,
.meta-label { color: var(--ink-muted); }
.hero-index strong { color: var(--ink-soft); font-size: 0.8rem; font-weight: 500; }

.hero-art {
  position: relative;
  justify-self: center;
  width: min(100%, 420px);
  padding: 24px 22px 12px;
}

.cover-frame {
  position: relative;
  z-index: 1;
  width: min(100%, 330px);
  margin-inline: auto;
  padding: 10px;
  border: 1px solid rgba(251, 191, 36, 0.58);
  background: #0a0d17;
  box-shadow: 18px 22px 0 rgba(8, 10, 17, 0.58), 0 26px 80px rgba(0, 0, 0, 0.5), 0 0 55px rgba(94, 234, 212, 0.12);
  transform: rotate(2.4deg);
}

.cover-frame img { width: 100%; height: auto; }

.cover-stamp {
  position: absolute;
  z-index: 2;
  top: -14px;
  right: -25px;
  padding: 7px 10px;
  border: 1px solid var(--cyan);
  background: var(--night);
  color: var(--cyan);
  transform: rotate(-7deg);
}

.art-orbit {
  position: absolute;
  border: 1px solid rgba(94, 234, 212, 0.42);
  border-radius: 50%;
  transform: rotate(-21deg);
}

.orbit-one { top: 7%; left: 4%; width: 90%; height: 78%; }
.orbit-two { top: 17%; left: 13%; width: 80%; height: 72%; border-color: rgba(251, 191, 36, 0.35); }

.art-caption {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin: 34px 0 0;
  color: var(--ink-muted);
}

.art-caption span:first-child { color: var(--gold-soft); }

.scroll-cue {
  position: absolute;
  bottom: 29px;
  left: max(24px, calc((100% - 1160px) / 2));
  display: inline-flex;
  align-items: center;
  gap: 11px;
  color: var(--ink-muted);
  font-size: 0.68rem;
  letter-spacing: 0.16em;
  text-decoration: none;
  text-transform: uppercase;
}

.scroll-cue span { color: var(--gold); font-size: 1.1rem; }

.section { padding: 128px 0; }

.section-kicker {
  display: flex;
  align-items: center;
  gap: 15px;
  margin-bottom: 62px;
  color: var(--ink-muted);
  font-weight: 700;
}

.section-kicker span:first-child { color: var(--gold); }

.author-section { background: linear-gradient(to bottom, rgba(27, 33, 58, 0.2), transparent); }

.author-grid,
.contact-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(300px, 0.8fr);
  gap: 11%;
  align-items: start;
}

.author-grid h2,
.contact-grid h2 { margin-bottom: 0; }

.author-copy {
  max-width: 505px;
  color: var(--ink-soft);
  font-size: 1.02rem;
}

.author-copy .lead {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1.44rem;
  line-height: 1.35;
}

.book-positioning {
  max-width: 520px;
  margin: -4px 0 24px;
  color: var(--cyan);
  font-family: var(--serif);
  font-size: clamp(1.35rem, 2.2vw, 1.8rem);
  line-height: 1.2;
}

.book-support {
  max-width: 590px;
  margin-bottom: 28px;
  color: var(--ink-soft);
  font-size: 0.97rem;
}

.author-copy p:last-child { margin-bottom: 0; }

.rule-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 9px;
  margin-top: 110px;
}

.rule-grid span { height: 3px; background: var(--line); }
.rule-grid span:nth-child(2),
.rule-grid span:nth-child(5) { background: var(--cyan); }
.rule-grid span:nth-child(4) { background: var(--gold); }

.book-section {
  position: relative;
  background: var(--surface);
  border-block: 1px solid rgba(148, 163, 184, 0.08);
}

.book-section::before {
  position: absolute;
  top: 0;
  right: 0;
  width: 31%;
  height: 100%;
  background: linear-gradient(135deg, transparent, rgba(94, 234, 212, 0.035));
  content: "";
  pointer-events: none;
}

.book-grid {
  display: grid;
  grid-template-columns: minmax(280px, 0.8fr) minmax(0, 1.2fr);
  gap: 11%;
  align-items: center;
}

.book-visual {
  position: relative;
  width: min(100%, 345px);
  margin-inline: auto;
  padding: 30px 26px;
  border: 1px solid var(--line);
  background: var(--night);
  box-shadow: 12px 15px 0 rgba(9, 11, 19, 0.52);
}

.book-visual img { width: 100%; height: auto; }

.book-note {
  position: absolute;
  z-index: 2;
  top: -16px;
  left: -38px;
  display: flex;
  align-items: center;
  gap: 9px;
  padding: 7px 11px;
  border: 1px solid rgba(251, 191, 36, 0.6);
  background: var(--surface-raised);
  color: var(--gold-soft);
  font-size: 0.64rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transform: rotate(-4deg);
}

.note-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--gold); }

.book-copy { max-width: 650px; }
.book-copy .eyebrow { margin-bottom: 18px; color: var(--gold-soft); }
.book-copy h2 { margin-bottom: 18px; font-size: clamp(2.45rem, 4.1vw, 4.6rem); }
.book-copy h2 em { color: var(--cyan); }

.book-byline { margin-bottom: 32px; color: var(--ink-muted); }

.book-description {
  color: var(--ink-soft);
  font-size: 0.96rem;
}

.book-description .book-closing { color: var(--ink); font-family: var(--serif); font-size: 1.22rem; line-height: 1.4; }

.book-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 34px;
  margin: 35px 0 29px;
  padding-block: 17px;
  border-block: 1px solid var(--line-soft);
}

.book-meta > div { display: grid; gap: 3px; }
.book-meta strong { color: var(--cyan-soft); font-size: 0.83rem; font-weight: 500; }
.button-amazon { min-width: 190px; }

.contact-section { padding-bottom: 150px; }

.contact-card {
  max-width: 505px;
  padding: 32px;
  border: 1px solid var(--line);
  background: linear-gradient(135deg, rgba(27, 33, 58, 0.9), rgba(15, 18, 32, 0.8));
}

.contact-status {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--cyan-soft);
  font-weight: 700;
}

.contact-email {
  display: block;
  margin: 42px 0 17px;
  color: var(--gold);
  font-family: var(--serif);
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  line-height: 1.1;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.contact-card > p:last-child { margin-bottom: 0; color: var(--ink-muted); font-size: 0.92rem; }

.site-footer {
  border-top: 1px solid rgba(148, 163, 184, 0.14);
  background: var(--night-deep);
}

.footer-inner { min-height: 150px; }
.footer-brand { flex: 0 0 190px; width: 190px; min-width: 190px; }
.footer-brand img { display: block; width: 100%; height: auto; aspect-ratio: 2048 / 768; object-fit: contain; mix-blend-mode: screen; filter: brightness(1.7) contrast(1.1); }
.footer-brand p { margin: 10px 0 0; color: var(--ink-muted); font-size: 0.72rem; letter-spacing: 0.09em; text-transform: uppercase; }
.footer-right { display: grid; justify-items: end; gap: 9px; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase; }
.footer-right p { margin: 0; color: var(--ink-muted); }

@media (min-width: 851px) and (max-width: 1100px) {
  .hero-art { overflow: hidden; }
  .hero h1 { font-size: clamp(2.6rem, 3.85vw, 3.45rem); }
}

@media (min-width: 1101px) {
  .hero-grid { grid-template-columns: minmax(0, 1.2fr) minmax(320px, 0.8fr); gap: 6%; }
  .hero h1 { font-size: clamp(3.6rem, 4.4vw, 4rem); }
}

@media (max-width: 850px) {
  :root { --shell: min(100% - 40px, 680px); }
  .hero { min-height: auto; padding-top: 146px; }
  .hero-grid { grid-template-columns: 1fr; gap: 72px; }
  .hero-art { width: min(100%, 440px); }
  .scroll-cue { position: static; margin: 44px max(20px, calc((100% - 680px) / 2)) 0; }
  .section { padding: 96px 0; }
  .author-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 38px; }
  .book-grid { grid-template-columns: minmax(240px, 0.75fr) minmax(0, 1fr); gap: 7%; }
  .book-note { left: -20px; }
}

@media (max-width: 600px) {
  :root { --shell: calc(100% - 32px); }
  .shell { width: calc(100vw - 32px); max-width: calc(100vw - 32px); }
  .site-header { position: relative; background: var(--night-deep); }
  .header-inner { min-height: 76px; align-items: flex-start; padding: 18px 0; }
  .brand { flex-basis: 154px; width: 154px; min-width: 154px; }
  .site-nav { flex-wrap: wrap; justify-content: flex-end; gap: 4px 12px; padding-left: 14px; font-size: 0.63rem; }
  .site-nav a:nth-child(-n+3) { display: none; }
  .site-nav .nav-cta { padding: 8px 9px; }
  .hero { padding-top: 92px; }
  .hero::before { top: 42%; width: 85%; }
  h1 { font-size: clamp(2rem, 8.8vw, 4.5rem); }
  .hero-intro { font-size: 0.95rem; }
  .hero-copy,
  .hero-intro,
  .author-copy,
  .book-copy,
  .contact-card { width: calc(100vw - 32px); max-width: calc(100vw - 32px); overflow-wrap: anywhere; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-index { gap: 17px; }
  .hero-index strong { font-size: 0.72rem; }
  .hero-art { width: min(100%, 280px); padding-inline: 0; justify-self: stretch; }
  .cover-frame { width: min(100%, 230px); }
  .cover-stamp { right: -7px; }
  .art-caption { width: min(100%, 230px); margin-inline: auto; justify-content: flex-start; flex-wrap: wrap; font-size: 0.58rem; }
  .art-caption span { min-width: 0; }
  .art-caption span:last-child { flex-basis: 100%; }
  .mobile-break { display: inline; }
  .section { padding: 78px 0; }
  .section-kicker { margin-bottom: 42px; }
  h2 { font-size: clamp(2.15rem, 10.5vw, 4.2rem); }
  .author-copy .lead { font-size: 1.25rem; }
  .rule-grid { margin-top: 70px; }
  .book-section { padding-bottom: 88px; }
  .book-grid { grid-template-columns: 1fr; gap: 55px; }
  .book-visual { width: min(100%, 300px); padding: 21px 18px; }
  .book-note { left: -10px; }
  .book-copy h2 { font-size: clamp(2.4rem, 12vw, 3.55rem); }
  .book-description { font-size: 0.92rem; }
  .book-description .book-closing { font-size: 1.13rem; }
  .book-meta { gap: 20px; }
  .contact-card { padding: 24px; }
  .contact-email { font-size: 1.55rem; }
  .footer-brand { flex-basis: 170px; width: 170px; min-width: 170px; }
  .footer-inner { align-items: flex-start; flex-direction: column; gap: 30px; padding: 30px 0; }
  .footer-right { justify-items: start; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}