:root {
  --navy-950: #080d1a;
  --navy-900: #0d1528;
  --navy-850: #111a2f;
  --navy-800: #17223b;
  --blue-400: #9db5d2;
  --blue-300: #bdcee1;
  --gold-500: #bca374;
  --gold-300: #dbc99d;
  --paper: #f3efe5;
  --paper-deep: #e8e1d3;
  --ink: #252b35;
  --ink-soft: #5c6170;
  --line-dark: rgb(189 206 225 / 18%);
  --line-paper: rgb(54 61 73 / 17%);
  --reader-size: 1.04rem;
  --serif: "Yu Mincho", "Hiragino Mincho ProN", "Hiragino Mincho Pro", "Noto Serif JP", "BIZ UDPMincho", serif;
  --sans: "Yu Gothic UI", "Hiragino Kaku Gothic ProN", "Noto Sans JP", system-ui, sans-serif;
  color-scheme: dark;
  font-family: var(--sans);
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

:root[data-theme="paper"] {
  color-scheme: light;
  --navy-950: #ded8ca;
  --navy-900: #e8e2d5;
  --navy-850: #eee9df;
  --navy-800: #d5cdbd;
  --blue-400: #596a7f;
  --blue-300: #374b62;
  --gold-500: #90764b;
  --gold-300: #795e35;
  --paper: #faf7ef;
  --paper-deep: #eee8dc;
  --ink: #23272d;
  --ink-soft: #5a5c61;
  --line-dark: rgb(45 52 63 / 16%);
  --line-paper: rgb(44 48 54 / 18%);
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  overflow-x: clip;
  scroll-behavior: smooth;
  scrollbar-gutter: stable;
}

body {
  margin: 0;
  min-width: 320px;
  background: var(--navy-950);
  color: var(--blue-300);
}

a {
  color: inherit;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--gold-300);
  outline-offset: 4px;
}

::selection {
  background: rgb(188 163 116 / 35%);
}

.visually-hidden {
  position: absolute !important;
  width: 1px !important;
  height: 1px !important;
  padding: 0 !important;
  margin: -1px !important;
  overflow: hidden !important;
  clip: rect(0, 0, 0, 0) !important;
  white-space: nowrap !important;
  border: 0 !important;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  padding: 0.75rem 1rem;
  border-radius: 0.35rem;
  background: var(--paper);
  color: var(--ink);
  font-weight: 700;
  transform: translateY(-160%);
  transition: transform 160ms ease;
}

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

.shell {
  width: min(1120px, calc(100% - 3rem));
  margin-inline: auto;
}

.eyebrow {
  margin: 0;
  color: var(--gold-300);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

/* Landing page */

.landing-page {
  position: relative;
  min-height: 100vh;
  overflow-x: hidden;
  background:
    linear-gradient(180deg, rgb(8 13 26 / 30%), var(--navy-950) 74%),
    repeating-linear-gradient(90deg, transparent 0 79px, rgb(157 181 210 / 2.5%) 80px),
    var(--navy-950);
}

.ambient {
  position: absolute;
  z-index: -1;
  width: 38rem;
  height: 38rem;
  border-radius: 50%;
  pointer-events: none;
  filter: blur(1px);
}

.ambient--one {
  top: -23rem;
  right: -10rem;
  border: 1px solid rgb(157 181 210 / 17%);
  box-shadow: 0 0 10rem rgb(67 95 131 / 12%) inset;
}

.ambient--two {
  top: 33rem;
  left: -29rem;
  border: 1px solid rgb(188 163 116 / 12%);
  box-shadow: 0 0 12rem rgb(188 163 116 / 6%) inset;
}

.landing-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 5.5rem;
  border-bottom: 1px solid var(--line-dark);
}

.archive-mark {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  color: var(--blue-400);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-decoration: none;
}

.archive-mark__stars {
  color: var(--gold-300);
  font-family: var(--serif);
  font-size: 0.95rem;
  letter-spacing: 0.1em;
}

.theme-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-width: 5.2rem;
  min-height: 2.75rem;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: rgb(157 181 210 / 5%);
  color: var(--blue-300);
  cursor: pointer;
  font-size: 0.72rem;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.theme-toggle:hover {
  border-color: var(--gold-500);
  background: rgb(188 163 116 / 9%);
}

.theme-toggle:active {
  transform: translateY(1px);
}

.hero {
  display: grid;
  min-height: 38rem;
  padding-block: clamp(5.5rem, 11vw, 9rem) 6rem;
  align-content: center;
}

.hero__ornament {
  position: relative;
  width: 9rem;
  height: 2.5rem;
  margin-bottom: 2.2rem;
  color: var(--gold-300);
}

.hero__ornament span {
  position: absolute;
  top: 1.15rem;
  left: 0;
  width: 7rem;
  height: 1px;
  background: linear-gradient(90deg, var(--gold-500), transparent);
}

.hero__ornament b,
.hero__ornament i {
  position: absolute;
  font-family: var(--serif);
  font-style: normal;
  font-weight: 400;
}

.hero__ornament b {
  top: 0.55rem;
  left: 7.1rem;
  font-size: 1rem;
}

.hero__ornament i {
  top: 0;
  left: 8.15rem;
  font-size: 0.65rem;
}

.hero h1 {
  max-width: 12em;
  margin: 1.4rem 0 0;
  color: var(--blue-300);
  font-family: var(--serif);
  font-size: clamp(2.25rem, 6.5vw, 5rem);
  font-weight: 500;
  letter-spacing: 0.055em;
  line-height: 1.38;
}

.hero h1 > span {
  display: block;
}

.hero__title-pair span {
  display: inline;
}

.hero__promise {
  max-width: 39rem;
  margin: 2rem 0 0;
  color: var(--blue-400);
  font-family: var(--serif);
  font-size: clamp(0.98rem, 1.5vw, 1.08rem);
  letter-spacing: 0.035em;
  line-height: 2;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1.4rem;
  margin-top: 2.4rem;
}

.primary-action {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  gap: 2.5rem;
  min-width: 13.5rem;
  min-height: 3.4rem;
  padding: 0.8rem 1.1rem;
  border: 1px solid var(--gold-500);
  color: var(--gold-300);
  font-size: 0.83rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-decoration: none;
  transition: background 180ms ease, color 180ms ease;
}

.primary-action:hover {
  background: var(--gold-300);
  color: var(--navy-950);
}

.text-action {
  min-height: 2.75rem;
  padding: 0.75rem 0.3rem;
  border-bottom: 1px solid var(--line-dark);
  color: var(--blue-400);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.resume-card {
  align-items: center;
  gap: 1rem;
  width: fit-content;
  margin-top: 2rem;
  padding: 0.7rem 0.85rem;
  border-left: 2px solid var(--gold-500);
  background: rgb(157 181 210 / 5%);
}

.resume-card:not([hidden]) {
  display: flex;
}

.resume-card__label {
  color: var(--blue-400);
  font-size: 0.67rem;
  letter-spacing: 0.12em;
}

.resume-card a {
  color: var(--gold-300);
  font-size: 0.78rem;
  text-decoration: none;
}

.chapter-index {
  padding-block: 5rem 8rem;
  border-top: 1px solid var(--line-dark);
}

.section-heading {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 2rem;
  margin-bottom: 2.5rem;
}

.section-heading h2 {
  margin: 0.7rem 0 0;
  color: var(--blue-300);
  font-family: var(--serif);
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  font-weight: 500;
  letter-spacing: 0.08em;
}

.section-heading > p {
  margin: 0;
  color: var(--blue-400);
  font-family: var(--serif);
  font-size: 0.8rem;
}

.chapter-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin: 0;
  padding: 1px;
  background: var(--line-dark);
  list-style: none;
}

.chapter-card {
  min-width: 0;
  background: var(--navy-950);
}

.chapter-card a {
  display: grid;
  grid-template-columns: 3rem minmax(0, 1fr) auto;
  align-items: center;
  gap: 1.1rem;
  min-height: 8.6rem;
  padding: 1.35rem 1.5rem;
  text-decoration: none;
  transition: background 180ms ease;
}

.chapter-card a:hover {
  background: rgb(157 181 210 / 6%);
}

.chapter-card__number {
  color: var(--gold-500);
  font-family: Georgia, serif;
  font-size: 1.35rem;
  font-variant-numeric: tabular-nums;
}

.chapter-card__copy {
  display: grid;
  min-width: 0;
  gap: 0.28rem;
}

.chapter-card__volume,
.chapter-card__meta {
  color: var(--blue-400);
  font-size: 0.65rem;
  letter-spacing: 0.07em;
}

.chapter-card strong {
  overflow: hidden;
  color: var(--blue-300);
  font-family: var(--serif);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.055em;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chapter-card__arrow {
  color: var(--gold-300);
  font-size: 0.7rem;
  opacity: 0;
  transform: translateX(-0.4rem);
  transition: opacity 180ms ease, transform 180ms ease;
}

.chapter-card a:hover .chapter-card__arrow,
.chapter-card a:focus-visible .chapter-card__arrow {
  opacity: 1;
  transform: translateX(0);
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  min-height: 7rem;
  border-top: 1px solid var(--line-dark);
  color: var(--blue-400);
  font-size: 0.68rem;
  letter-spacing: 0.06em;
}

.site-footer a,
.reader-footer a {
  opacity: 0.64;
  text-decoration: none;
  transition: opacity 160ms ease;
}

.site-footer a:hover,
.reader-footer a:hover {
  opacity: 1;
}

/* Reader */

.reader-page {
  min-height: 100vh;
  background:
    radial-gradient(circle at 50% 0, rgb(77 103 137 / 13%), transparent 32rem),
    var(--navy-950);
}

.reading-progress {
  position: fixed;
  z-index: 90;
  top: 0;
  right: 0;
  left: 0;
  height: 3px;
  background: transparent;
}

.reading-progress span {
  display: block;
  width: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--gold-500), var(--blue-400));
  transform-origin: left;
}

.reader-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: min(1120px, calc(100% - 3rem));
  min-height: 4.75rem;
  margin-inline: auto;
  border-bottom: 1px solid var(--line-dark);
}

.reader-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--blue-400);
  font-family: var(--serif);
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-decoration: none;
}

.reader-brand > span:first-child {
  color: var(--gold-300);
}

.toc-trigger {
  min-width: 4.5rem;
  min-height: 2.75rem;
  border: 1px solid var(--line-dark);
  border-radius: 999px;
  background: transparent;
  color: var(--blue-300);
  cursor: pointer;
  font-size: 0.72rem;
  letter-spacing: 0.1em;
}

.toc-trigger:hover {
  border-color: var(--gold-500);
}

.reader-toolbar {
  position: sticky;
  z-index: 40;
  top: 0;
  display: flex;
  align-items: stretch;
  justify-content: space-between;
  width: min(47rem, calc(100% - 2rem));
  min-height: 3.5rem;
  margin: 1.25rem auto -4.75rem;
  border: 1px solid var(--line-dark);
  border-radius: 0.45rem;
  background: rgb(13 21 40 / 92%);
  box-shadow: 0 0.8rem 2.4rem rgb(0 0 0 / 16%);
  backdrop-filter: blur(14px);
}

:root[data-theme="paper"] .reader-toolbar {
  background: rgb(238 233 223 / 94%);
}

.reader-toolbar__group {
  display: flex;
  align-items: center;
}

.reader-toolbar__chapter {
  gap: 0.7rem;
  padding-inline: 1rem;
  color: var(--blue-400);
  font-size: 0.66rem;
  letter-spacing: 0.08em;
}

.reader-toolbar__chapter b {
  color: var(--gold-300);
  font-family: Georgia, serif;
  font-size: 0.68rem;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

.reader-toolbar__controls {
  border-left: 1px solid var(--line-dark);
}

.reader-toolbar__controls > button {
  min-width: 3rem;
  min-height: 3.4rem;
  border: 0;
  border-right: 1px solid var(--line-dark);
  background: transparent;
  color: var(--blue-300);
  cursor: pointer;
  font-size: 0.76rem;
}

.reader-toolbar__controls > button:hover {
  background: rgb(157 181 210 / 7%);
}

.reader-toolbar .theme-toggle--compact {
  min-width: 3.3rem;
  border: 0;
  border-radius: 0;
}

.reading-shell {
  width: min(51rem, calc(100% - 2rem));
  margin: 0 auto;
  padding-block: 8rem 4rem;
}

.chapter-paper {
  position: relative;
  padding: clamp(4rem, 9vw, 7.5rem) clamp(2rem, 9vw, 6.3rem) clamp(4.5rem, 9vw, 7rem);
  border: 1px solid rgb(219 201 157 / 16%);
  background:
    linear-gradient(90deg, rgb(76 64 45 / 3%), transparent 12%, transparent 88%, rgb(76 64 45 / 3%)),
    var(--paper);
  box-shadow: 0 2rem 5rem rgb(0 0 0 / 24%);
  color: var(--ink);
}

.chapter-paper::before {
  position: absolute;
  inset: 0.7rem;
  border: 1px solid var(--line-paper);
  content: "";
  pointer-events: none;
}

.chapter-heading {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(4rem, 9vw, 6rem);
  text-align: center;
}

.chapter-heading > p {
  margin: 0 0 1.2rem;
  color: var(--ink-soft);
  font-family: Georgia, serif;
  font-size: 0.65rem;
  letter-spacing: 0.17em;
}

.chapter-heading h1 {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(1.55rem, 4vw, 2.15rem);
  font-weight: 500;
  letter-spacing: 0.09em;
  line-height: 1.55;
}

.chapter-heading__rule {
  display: grid;
  grid-template-columns: minmax(1.5rem, 5rem) auto auto minmax(1.5rem, 5rem);
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  margin-top: 2.2rem;
  color: var(--gold-500);
}

.chapter-heading__rule span {
  width: 100%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-500));
  opacity: 0.6;
}

.chapter-heading__rule span:last-child {
  background: linear-gradient(90deg, var(--gold-500), transparent);
}

.chapter-heading__rule b,
.chapter-heading__rule i {
  font-family: var(--serif);
  font-style: normal;
  font-weight: 400;
}

.chapter-heading__rule i {
  font-size: 0.6rem;
}

.chapter-text {
  position: relative;
  z-index: 1;
  font-family: var(--serif);
  font-size: var(--reader-size);
  letter-spacing: 0.035em;
  line-break: strict;
  line-height: 2.08;
  overflow-wrap: anywhere;
  text-align: justify;
  text-justify: inter-ideograph;
}

.chapter-text p {
  margin: 0 0 1.28em;
  text-indent: 1em;
}

.chapter-text p.spoken {
  text-indent: 0;
}

.scene-break {
  display: flex;
  align-items: start;
  justify-content: center;
  gap: 0.35rem;
  min-height: 8rem;
  padding-top: 3.1rem;
  color: var(--gold-500);
  font-size: 0.8rem;
  text-align: center;
}

.scene-break i {
  margin-top: -0.4rem;
  font-size: 0.5rem;
  font-style: normal;
}

.chapter-end {
  position: relative;
  z-index: 1;
  margin-top: 5rem;
  color: var(--ink-soft);
  text-align: center;
}

.chapter-end > span {
  color: var(--gold-500);
  font-size: 0.75rem;
}

.chapter-end p {
  margin: 0.9rem 0 0;
  font-family: var(--serif);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
}

.chapter-nav {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1px;
  margin-top: 1.2rem;
  padding: 1px;
  background: var(--line-dark);
}

.chapter-nav__link {
  display: flex;
  align-items: center;
  gap: 1rem;
  min-width: 0;
  min-height: 6.6rem;
  padding: 1.2rem 1.4rem;
  background: var(--navy-950);
  color: var(--blue-300);
  font-family: var(--serif);
  font-size: 0.85rem;
  letter-spacing: 0.04em;
  text-decoration: none;
  transition: background 160ms ease;
}

.chapter-nav__link:hover {
  background: rgb(157 181 210 / 6%);
}

.chapter-nav__link > span:not([aria-hidden]) {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.chapter-nav__link small {
  display: block;
  margin-bottom: 0.35rem;
  color: var(--blue-400);
  font-family: var(--sans);
  font-size: 0.6rem;
  letter-spacing: 0.1em;
}

.chapter-nav__link--next {
  justify-content: flex-end;
  text-align: right;
}

.reader-footer {
  padding: 0 1rem 3rem;
  color: var(--blue-400);
  font-size: 0.65rem;
  letter-spacing: 0.08em;
  text-align: center;
}

.resume-toast {
  position: fixed;
  z-index: 70;
  right: 1rem;
  bottom: 1rem;
  width: min(22rem, calc(100% - 2rem));
  padding: 1rem;
  border: 1px solid var(--gold-500);
  background: var(--navy-850);
  box-shadow: 0 1rem 3rem rgb(0 0 0 / 35%);
  color: var(--blue-300);
}

.resume-toast p {
  margin: 0 0 0.8rem;
  font-size: 0.78rem;
}

.resume-toast div {
  display: flex;
  gap: 0.5rem;
}

.resume-toast button {
  min-height: 2.75rem;
  padding: 0.5rem 0.8rem;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--blue-300);
  cursor: pointer;
  font-size: 0.7rem;
}

.resume-toast button:first-child {
  border-color: var(--gold-500);
  color: var(--gold-300);
}

/* Table of contents dialog */

.toc-dialog {
  width: min(35rem, calc(100% - 2rem));
  max-height: min(47rem, calc(100dvh - 2rem));
  padding: 0;
  border: 1px solid var(--line-dark);
  background: var(--navy-900);
  color: var(--blue-300);
  box-shadow: 0 2rem 7rem rgb(0 0 0 / 48%);
}

.toc-dialog::backdrop {
  background: rgb(4 8 17 / 72%);
  backdrop-filter: blur(5px);
}

.toc-dialog__panel {
  max-height: inherit;
  padding: 2rem;
  overflow-y: auto;
}

.toc-dialog header {
  display: flex;
  align-items: start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.4rem;
}

.toc-dialog header p {
  margin: 0;
  color: var(--gold-300);
  font-size: 0.62rem;
  letter-spacing: 0.15em;
}

.toc-dialog h2 {
  margin: 0.5rem 0 0;
  font-family: var(--serif);
  font-size: 1.35rem;
  font-weight: 500;
  letter-spacing: 0.08em;
}

.toc-dialog header button {
  min-width: 3.8rem;
  min-height: 2.75rem;
  border: 1px solid var(--line-dark);
  background: transparent;
  color: var(--blue-300);
  cursor: pointer;
  font-size: 0.68rem;
}

.toc-dialog ol {
  margin: 0;
  padding: 0;
  border-top: 1px solid var(--line-dark);
  list-style: none;
}

.toc-item a {
  display: grid;
  grid-template-columns: 2.3rem minmax(0, 1fr);
  gap: 0.75rem;
  padding: 1rem 0.5rem;
  border-bottom: 1px solid var(--line-dark);
  text-decoration: none;
}

.toc-item a:hover {
  background: rgb(157 181 210 / 5%);
}

.toc-item span {
  color: var(--gold-500);
  font-family: Georgia, serif;
  font-size: 0.75rem;
}

.toc-item strong {
  overflow: hidden;
  font-family: var(--serif);
  font-size: 0.88rem;
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.toc-item.is-current a {
  background: rgb(188 163 116 / 10%);
  color: var(--gold-300);
}

.toc-dialog__home {
  display: inline-block;
  margin-top: 1.4rem;
  color: var(--blue-400);
  font-size: 0.72rem;
  text-decoration: none;
}

@media (max-width: 720px) {
  .shell,
  .reader-header {
    width: min(100% - 2rem, 1120px);
  }

  .landing-header {
    min-height: 4.6rem;
  }

  .hero {
    min-height: auto;
    padding-block: 5.5rem 5rem;
  }

  .hero h1 {
    font-size: clamp(2rem, 9.6vw, 3.4rem);
    line-height: 1.47;
  }

  .hero__promise {
    line-height: 1.9;
  }

  .chapter-index {
    padding-block: 4.5rem 5rem;
  }

  .section-heading {
    align-items: start;
  }

  .chapter-grid {
    grid-template-columns: 1fr;
  }

  .chapter-card a {
    min-height: 7.5rem;
  }

  .reader-brand > span:last-child {
    display: block;
    max-width: 14rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  .reading-shell {
    width: min(100% - 1rem, 51rem);
    padding-top: 7rem;
  }

  .reader-toolbar {
    width: calc(100% - 1.5rem);
  }

  .chapter-paper {
    padding-inline: clamp(1.55rem, 7vw, 3rem);
  }

  .chapter-nav {
    grid-template-columns: 1fr;
  }

  .chapter-nav__link {
    min-height: 5.6rem;
  }
}

@media (max-width: 460px) {
  .archive-mark {
    letter-spacing: 0.11em;
  }

  .archive-mark__stars {
    display: none;
  }

  .theme-toggle {
    min-width: 4.7rem;
  }

  .hero__title-pair span {
    display: block;
  }

  .hero__actions {
    align-items: stretch;
    flex-direction: column;
    gap: 0.75rem;
  }

  .primary-action {
    width: 100%;
  }

  .text-action {
    width: fit-content;
  }

  .section-heading > p {
    display: none;
  }

  .chapter-card a {
    grid-template-columns: 2rem minmax(0, 1fr);
    gap: 0.8rem;
    padding-inline: 1rem;
  }

  .chapter-card__arrow {
    display: none;
  }

  .site-footer {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }

  .reader-header {
    min-height: 4.25rem;
  }

  .reader-brand {
    max-width: calc(100% - 5.5rem);
  }

  .reader-toolbar__chapter span {
    display: none;
  }

  .reader-toolbar__chapter {
    padding-inline: 0.8rem;
  }

  .reader-toolbar__controls > button {
    min-width: 2.85rem;
  }

  .reading-shell {
    width: 100%;
    padding-top: 6.5rem;
  }

  .chapter-paper {
    padding: 4.4rem 1.35rem 4.6rem;
    border-right: 0;
    border-left: 0;
    box-shadow: none;
  }

  .chapter-paper::before {
    inset: 0.55rem;
  }

  .chapter-heading {
    margin-bottom: 4.2rem;
  }

  .chapter-text {
    letter-spacing: 0.025em;
    line-height: 2.02;
  }

  .chapter-nav {
    margin: 0;
  }

  .resume-toast {
    right: 0.75rem;
    bottom: 0.75rem;
    width: calc(100% - 1.5rem);
  }

  .toc-dialog {
    width: 100%;
    max-width: none;
    max-height: min(85dvh, 47rem);
    margin: auto 0 0;
    border-right: 0;
    border-bottom: 0;
    border-left: 0;
  }

  .toc-dialog__panel {
    padding: 1.4rem 1rem 2rem;
  }
}

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

@media print {
  :root {
    color-scheme: light;
    --paper: #fff;
    --ink: #000;
    --ink-soft: #333;
  }

  body {
    background: #fff;
  }

  .reader-header,
  .reader-toolbar,
  .reading-progress,
  .chapter-nav,
  .reader-footer,
  .resume-toast,
  .toc-dialog {
    display: none !important;
  }

  .reading-shell {
    width: 100%;
    padding: 0;
  }

  .chapter-paper {
    padding: 1cm;
    border: 0;
    box-shadow: none;
  }

  .chapter-paper::before {
    display: none;
  }
}