:root {
  color-scheme: light;
  --paper: #f3efe6;
  --surface: #fbf9f4;
  --ink: #211f1b;
  --muted: #6b665d;
  --line: #d9d1c4;
  --blood: #8d1f2d;
  --blood-dark: #641521;
  --focus: #b34b56;
  --shadow: 0 0.5rem 1.5rem rgb(33 31 27 / 7%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.6;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

body {
  min-width: 320px;
  margin: 0;
  background: var(--paper);
  color: var(--ink);
}

.site-header {
  border-bottom: 3px solid var(--blood);
  background: var(--surface);
}

.site-header__inner,
.site-footer__inner {
  width: min(100% - 2rem, 68rem);
  margin: 0 auto;
}

.site-header__inner {
  padding: 3.5rem 0 2.5rem;
}

.eyebrow {
  margin: 0 0 0.5rem;
  color: var(--blood);
  font-size: 0.75rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.site-header h1 {
  max-width: 42rem;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(2.3rem, 6vw, 4.25rem);
  letter-spacing: -0.04em;
  line-height: 1;
}

.site-header__lede {
  max-width: 38rem;
  margin: 1rem 0 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 48rem) minmax(11rem, 15rem);
  gap: 2.5rem;
  align-items: start;
  width: min(100% - 2rem, 68rem);
  margin: 2.5rem auto 4rem;
}

.outline-region {
  grid-column: 2;
  grid-row: 1;
  position: sticky;
  top: 1.5rem;
  min-width: 0;
}

.outline-panel {
  border: 1px solid var(--line);
  background: rgb(251 249 244 / 72%);
  box-shadow: var(--shadow);
}

.outline-panel > summary {
  padding: 0.8rem 1rem;
  color: var(--blood-dark);
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  list-style-position: inside;
  text-transform: uppercase;
}

.outline-panel summary::marker {
  color: var(--blood);
}

.outline-nav {
  max-height: calc(100vh - 7rem);
  padding: 0 0.75rem 0.9rem;
  overflow-y: auto;
}

.outline-list,
.outline-list ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.outline-list ul {
  margin-left: 0.7rem;
  border-left: 1px solid var(--line);
  padding-left: 0.65rem;
}

.outline-list details {
  margin: 0;
}

.outline-list summary {
  padding: 0.15rem 0;
  color: var(--blood-dark);
  cursor: pointer;
  font-size: 0.82rem;
  font-weight: 400;
  list-style-position: outside;
}

.outline-list summary[data-level="2"],
.outline-link[data-level="2"] {
  font-size: 0.92rem;
}

.outline-list summary[data-level="3"],
.outline-link[data-level="3"] {
  font-size: 0.86rem;
}

.outline-list summary[data-level="4"],
.outline-link[data-level="4"] {
  font-size: 0.81rem;
}

.outline-list summary[data-level="5"],
.outline-link[data-level="5"] {
  font-size: 0.78rem;
}

.outline-list summary[data-level="6"],
.outline-link[data-level="6"] {
  font-size: 0.75rem;
}

.outline-list summary::marker {
  color: var(--blood);
}

.outline-link {
  display: block;
  padding: 0.2rem 0;
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 400;
  line-height: 1.35;
  text-decoration: none;
}

.outline-link:hover,
.outline-link:focus-visible,
.outline-link.is-current {
  color: var(--blood);
}

.outline-status {
  margin: 0;
  color: var(--muted);
  font-size: 0.78rem;
}

.book-region {
  grid-column: 1;
  grid-row: 1;
  min-width: 0;
}

.book-status {
  padding: 1rem 1.25rem;
  border: 1px solid var(--line);
  background: var(--surface);
  color: var(--muted);
}

.book-status--error {
  border-color: var(--blood);
  color: var(--blood-dark);
}

.book-content {
  min-width: 0;
  padding: clamp(1.25rem, 4vw, 3.5rem);
  background: var(--surface);
  box-shadow: var(--shadow);
}

.book-content > :first-child {
  margin-top: 0;
}

.book-content h1,
.book-content h2,
.book-content h3,
.book-content h4,
.book-content h5,
.book-content h6 {
  scroll-margin-top: 1.5rem;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
  line-height: 1.15;
}

.book-content h1 {
  margin: 0 0 1.5rem;
  font-size: clamp(2rem, 5vw, 3.25rem);
  letter-spacing: -0.035em;
}

.book-content h2 {
  margin: 3rem 0 1rem;
  padding-top: 1.25rem;
  border-top: 1px solid var(--line);
  color: var(--blood-dark);
  font-size: clamp(1.65rem, 3vw, 2.2rem);
}

.book-content h3 {
  margin: 2.25rem 0 0.8rem;
  color: var(--ink);
  font-size: clamp(1.3rem, 2vw, 1.65rem);
}

.book-content h4,
.book-content h5,
.book-content h6 {
  margin: 1.75rem 0 0.65rem;
  color: var(--blood-dark);
  font-size: 1.15rem;
}

.book-content p,
.book-content ul,
.book-content ol,
.book-content blockquote,
.book-content table,
.book-content pre {
  margin-top: 0;
  margin-bottom: 1.15rem;
}

.book-content p,
.book-content li {
  max-width: 70ch;
}

.book-content a {
  color: var(--blood);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.15em;
}

.book-content a:hover {
  color: var(--blood-dark);
}

.book-content ul,
.book-content ol {
  padding-left: 1.5rem;
}

.book-content li + li {
  margin-top: 0.45rem;
}

.book-content blockquote {
  margin-left: 0;
  padding: 0.1rem 1rem;
  border-left: 3px solid var(--blood);
  color: var(--muted);
}

.book-content hr {
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid var(--line);
}

.book-content code {
  padding: 0.12em 0.3em;
  background: var(--paper);
  color: var(--blood-dark);
  font-size: 0.9em;
}

.book-content pre {
  max-width: 100%;
  padding: 1rem;
  overflow-x: auto;
  background: #e8e1d7;
  color: var(--ink);
  line-height: 1.45;
  tab-size: 2;
}

.book-content pre code {
  padding: 0;
  background: transparent;
  color: inherit;
}

.book-content table {
  display: block;
  width: max-content;
  max-width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
  border-spacing: 0;
}

.book-content th,
.book-content td {
  padding: 0.6rem 0.75rem;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

.book-content th {
  background: var(--paper);
  color: var(--blood-dark);
  font-weight: 800;
}

.site-footer {
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: 0.8rem;
}

.site-footer__inner {
  padding: 1.5rem 0 2.5rem;
}

.site-footer p {
  max-width: 70ch;
  margin: 0;
}

:focus-visible {
  outline: 3px solid var(--focus);
  outline-offset: 3px;
}

@media (max-width: 52rem) {
  .site-header__inner {
    padding: 2.5rem 0 2rem;
  }

  .page-layout {
    display: block;
    margin-top: 1.25rem;
  }

  .outline-region {
    position: static;
    margin-bottom: 1.25rem;
  }

  .outline-nav {
    max-height: 45vh;
  }

  .book-content {
    padding: clamp(1.1rem, 5vw, 2rem);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}

@media print {
  .site-header,
  .outline-region,
  .site-footer {
    display: none;
  }

  .page-layout {
    display: block;
    width: auto;
    margin: 0;
  }

  .book-content {
    padding: 0;
    box-shadow: none;
  }
}

.landing-page {
  display: flex;
  min-height: 100vh;
  overflow-x: hidden;
  flex-direction: column;
}

.landing-shell {
  width: min(100% - 2rem, 68rem);
  margin-inline: auto;
}

.landing-header {
  border-bottom: 1px solid var(--line);
  background: var(--surface);
}

.landing-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.1rem;
  padding-bottom: 1.1rem;
}

.landing-wordmark {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.15rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  text-decoration: none;
}

.landing-wordmark:hover {
  color: var(--blood);
}

.landing-wordmark__mark {
  display: grid;
  width: 2.25rem;
  height: 2.25rem;
  place-items: center;
  background: var(--blood);
  color: var(--surface);
  font-family: Inter, ui-sans-serif, system-ui, sans-serif;
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.04em;
}

.landing-header__link,
.landing-footer a {
  color: var(--blood-dark);
  font-size: 0.85rem;
  font-weight: 800;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.landing-header__link:hover,
.landing-header__link:focus-visible,
.landing-footer a:hover,
.landing-footer a:focus-visible {
  color: var(--blood);
}

.landing-main {
  flex: 1;
}

.landing-hero {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(18rem, 0.85fr);
  gap: clamp(3rem, 9vw, 8rem);
  align-items: center;
  padding-top: clamp(4.5rem, 11vw, 8.5rem);
  padding-bottom: clamp(5rem, 12vw, 9rem);
}

.landing-hero__copy {
  min-width: 0;
}

.landing-hero h1 {
  max-width: 52rem;
  margin: 0;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(3.25rem, 8vw, 6.75rem);
  letter-spacing: -0.065em;
  line-height: 0.91;
}

.landing-hero h1 em {
  color: var(--blood);
  font-style: normal;
}

.landing-hero__lede {
  max-width: 35rem;
  margin: 2rem 0 0;
  color: var(--muted);
  font-size: clamp(1.05rem, 2vw, 1.25rem);
  line-height: 1.55;
}

.landing-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem 1.25rem;
  margin-top: 2.25rem;
}

.landing-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  min-height: 3rem;
  padding: 0.75rem 1.1rem;
  font-size: 0.9rem;
  font-weight: 800;
  text-decoration: none;
}

.landing-button--primary {
  background: var(--blood);
  color: var(--surface);
  box-shadow: 0.35rem 0.35rem 0 var(--line);
}

.landing-button--primary:hover,
.landing-button--primary:focus-visible {
  background: var(--blood-dark);
  color: var(--surface);
}

.landing-button--quiet {
  padding-right: 0;
  padding-left: 0;
  color: var(--blood-dark);
  text-decoration: underline;
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.2em;
}

.landing-button--quiet:hover,
.landing-button--quiet:focus-visible {
  color: var(--blood);
}

.landing-card {
  position: relative;
  justify-self: end;
  width: 100%;
  max-width: 27rem;
  min-height: 27rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--line);
  border-top: 4px solid var(--blood);
  background: var(--surface);
  box-shadow: 0.9rem 0.9rem 0 var(--line);
  transform: rotate(1.5deg);
}

.landing-card::after {
  position: absolute;
  inset: 0.7rem;
  border: 1px solid rgb(217 209 196 / 65%);
  content: "";
  pointer-events: none;
}

.landing-card__header {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.landing-card__stamp {
  display: grid;
  width: 8rem;
  height: 8rem;
  margin: clamp(3.5rem, 8vw, 5.5rem) auto 2.5rem;
  border: 1px solid var(--blood);
  border-radius: 50%;
  outline: 1px solid var(--blood);
  outline-offset: 0.45rem;
  place-items: center;
  color: var(--blood);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.05em;
}

.landing-card__quote {
  position: relative;
  z-index: 1;
  max-width: 15ch;
  margin: 0 auto;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.4rem, 3vw, 1.85rem);
  letter-spacing: -0.025em;
  line-height: 1.1;
  text-align: center;
}

.landing-card__rule {
  width: 3rem;
  margin: 2rem auto 1rem;
  border-top: 2px solid var(--blood);
}

.landing-card__caption {
  position: relative;
  z-index: 1;
  margin: 0;
  color: var(--muted);
  font-size: 0.8rem;
  text-align: center;
}

.landing-intro {
  display: grid;
  grid-template-columns: minmax(10rem, 0.45fr) minmax(0, 1fr);
  gap: 2rem;
  padding-top: 2.5rem;
  padding-bottom: 4.5rem;
  border-top: 1px solid var(--line);
}

.landing-intro h2 {
  max-width: 35rem;
  margin: 0 0 1rem;
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  letter-spacing: -0.045em;
  line-height: 1.05;
}

.landing-intro p {
  max-width: 60ch;
  margin: 0 0 1rem;
  color: var(--muted);
}

.landing-intro__number {
  margin-top: 0.8rem !important;
  color: var(--blood) !important;
  font-family: Georgia, "Times New Roman", serif;
  font-size: 4rem;
  line-height: 1;
}

.landing-intro__credit {
  max-width: 50ch !important;
  margin-top: 1.75rem !important;
  color: var(--ink) !important;
  font-size: 0.85rem;
}

.landing-footer__inner {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 1rem 2rem;
}

@media (max-width: 52rem) {
  .landing-hero {
    display: block;
    padding-top: 4.5rem;
    padding-bottom: 5.5rem;
  }

  .landing-card {
    max-width: 31rem;
    margin: 4rem auto 1rem;
    transform: none;
  }

  .landing-intro {
    display: block;
    padding-bottom: 3.5rem;
  }

  .landing-intro__label {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 2rem;
  }

  .landing-intro__number {
    margin: 0 !important;
  }
}

@media (max-width: 34rem) {
  .landing-header__inner {
    align-items: flex-start;
  }

  .landing-header__link {
    font-size: 0.78rem;
  }

  .landing-hero h1 {
    font-size: clamp(2.85rem, 15vw, 4.25rem);
  }

  .landing-actions {
    align-items: stretch;
    flex-direction: column;
  }

  .landing-button {
    width: fit-content;
  }

  .landing-footer__inner {
    display: block;
  }

  .landing-footer a {
    display: inline-block;
    margin-top: 0.5rem;
  }
}