:root {
  color-scheme: light dark;
  --site-bg: #e8e1cf;
  --paper: #f7f3ea;
  --surface: #fcf9f1;
  --sunken: #eee8da;
  --ink: #232019;
  --ink-soft: #625b49;
  --ink-faint: #8f8672;
  --blue: #2d5da8;
  --blue-deep: #244c8c;
  --pink: #a94f60;
  --line: #d9d1bc;
  --line-strong: #c8bea5;
  --dialogue-bg: #e9edf2;
  --code-bg: #eceae2;
  --header-bg: rgba(247, 243, 234, 0.94);
  --shadow: 0 1px 2px rgba(46, 39, 24, 0.08), 0 12px 34px rgba(46, 39, 24, 0.12);
  --mono: "Courier Prime", "Courier New", Courier, monospace;
  --serif: Charter, "Iowan Old Style", Georgia, "Times New Roman", serif;
  --sans: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

@media (prefers-color-scheme: dark) {
  :root {
    --site-bg: #15130f;
    --paper: #211e17;
    --surface: #27231a;
    --sunken: #1b1914;
    --ink: #eee8d9;
    --ink-soft: #b7ad96;
    --ink-faint: #887f6d;
    --blue: #8bb1e8;
    --blue-deep: #a6c5ee;
    --pink: #d795a1;
    --line: #403a2c;
    --line-strong: #554d3a;
    --dialogue-bg: #252b32;
    --code-bg: #302c22;
    --header-bg: rgba(21, 19, 15, 0.94);
    --shadow: 0 1px 2px rgba(0, 0, 0, 0.35), 0 12px 34px rgba(0, 0, 0, 0.3);
  }
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--site-bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.6;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--blue);
  text-underline-offset: 0.18em;
}

a:hover {
  color: var(--blue-deep);
}

button,
input {
  font: inherit;
}

:focus-visible {
  outline: 2px solid var(--blue);
  outline-offset: 3px;
}

.skip-link {
  position: fixed;
  z-index: 100;
  top: 0.75rem;
  left: 0.75rem;
  transform: translateY(-180%);
  padding: 0.55rem 0.8rem;
  background: var(--paper);
  color: var(--ink);
  border: 1px solid var(--line-strong);
  border-radius: 6px;
}

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

.topbar {
  position: sticky;
  z-index: 30;
  top: 0;
  min-height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 0 1.25rem;
  background: var(--header-bg);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(14px);
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.7rem;
  color: var(--ink);
  text-decoration: none;
  white-space: nowrap;
}

.brand-mark {
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--blue);
}

.brand-name {
  font-size: 0.88rem;
  font-weight: 650;
}

.topnav {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.topnav a {
  padding: 0.42rem 0.65rem;
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 6px;
}

.topnav a:hover,
.topnav a[aria-current="page"] {
  color: var(--ink);
  background: var(--sunken);
}

.site-shell {
  width: min(1220px, calc(100% - 2rem));
  margin: 0 auto;
  display: grid;
  grid-template-columns: 230px minmax(0, 1fr);
  gap: clamp(1.5rem, 4vw, 3.5rem);
  padding: 2rem 0 4rem;
}

.landing-shell {
  display: block;
  width: min(1080px, calc(100% - 2rem));
}

.series-nav {
  position: sticky;
  top: 88px;
  align-self: start;
}

.series-nav-label {
  margin: 0 0 0.7rem;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

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

.series-nav li {
  border-bottom: 1px solid var(--line);
}

.series-nav a {
  display: grid;
  grid-template-columns: 1.5rem 1fr;
  gap: 0.45rem;
  padding: 0.72rem 0.25rem;
  color: var(--ink-soft);
  text-decoration: none;
}

.series-nav a:hover {
  color: var(--ink);
}

.series-nav a[aria-current="page"] {
  color: var(--ink);
}

.series-nav a[aria-current="page"] .nav-number {
  color: var(--blue);
}

.nav-number {
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  color: var(--ink-faint);
}

.nav-copy {
  min-width: 0;
}

.nav-title {
  display: block;
  font-size: 0.81rem;
  font-weight: 650;
  line-height: 1.35;
}

.nav-phase {
  display: block;
  margin-top: 0.16rem;
  color: var(--ink-faint);
  font-size: 0.7rem;
}

.content {
  min-width: 0;
}

.guide-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: min(760px, 100%);
  margin: 0 auto 1rem;
}

.breadcrumb {
  color: var(--ink-soft);
  font-size: 0.8rem;
}

.breadcrumb a {
  color: inherit;
}

.guide-actions {
  display: flex;
  gap: 0.5rem;
}

.button {
  display: inline-flex;
  min-height: 34px;
  align-items: center;
  justify-content: center;
  padding: 0.42rem 0.72rem;
  border: 1px solid var(--line-strong);
  border-radius: 6px;
  background: var(--surface);
  color: var(--ink);
  font-size: 0.78rem;
  font-weight: 650;
  text-decoration: none;
}

.button:hover {
  border-color: var(--blue);
  color: var(--ink);
}

.button-primary {
  border-color: var(--blue);
  background: var(--blue);
  color: #fff;
}

.button-primary:hover {
  border-color: var(--blue-deep);
  background: var(--blue-deep);
  color: #fff;
}

.mobile-series {
  display: none;
  width: min(760px, 100%);
  margin: 0 auto 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.mobile-series summary {
  cursor: pointer;
  padding: 0.7rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 650;
}

.mobile-series nav {
  display: grid;
  padding: 0 0.85rem 0.75rem;
  border-top: 1px solid var(--line);
}

.mobile-series a {
  padding: 0.52rem 0;
  color: var(--ink-soft);
  font-size: 0.8rem;
  text-decoration: none;
  border-bottom: 1px solid var(--line);
}

.mobile-series a:last-child {
  border-bottom: 0;
}

.guide-content {
  width: min(760px, 100%);
  margin: 0 auto;
}

.masthead {
  text-align: center;
  margin: 0 auto 2.2rem;
  padding: 0.5rem 1rem 0;
}

.masthead .eyebrow {
  margin: 0 0 1rem;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.73rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.masthead h1 {
  max-width: 34ch;
  margin: 0 auto 0.9rem;
  color: var(--ink);
  font-family: var(--mono);
  font-size: clamp(1.55rem, 4.6vw, 2.1rem);
  line-height: 1.2;
  letter-spacing: 0.015em;
  text-decoration: underline;
  text-decoration-thickness: 2px;
  text-underline-offset: 0.28em;
  text-transform: uppercase;
  text-wrap: balance;
}

.subtitle {
  max-width: 40rem;
  margin: 0 auto 1.1rem;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 1.04rem;
  font-style: italic;
  text-wrap: balance;
}

.intro {
  max-width: 39rem;
  margin: 0 auto 1rem;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: 0.98rem;
  text-align: left;
}

.intro p {
  margin: 0;
}

.intro .convention {
  font-style: italic;
}

.prepared {
  margin: 0;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.68rem;
  letter-spacing: 0.11em;
  text-transform: uppercase;
}

.sheet {
  position: relative;
  margin: 0 0 2rem;
  padding: clamp(2rem, 5vw, 3rem) clamp(1.45rem, 5.5vw, 3.3rem) clamp(1.8rem, 5vw, 2.6rem) clamp(2.4rem, 7vw, 4rem);
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--paper);
  box-shadow: var(--shadow);
  color: var(--ink);
  font-family: var(--serif);
  font-size: 1rem;
  line-height: 1.62;
}

.sheet::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0.9rem;
  width: 18px;
  pointer-events: none;
  background-image:
    radial-gradient(circle 7px at 9px 12%, var(--site-bg) 6px, transparent 7px),
    radial-gradient(circle 7px at 9px 50%, var(--site-bg) 6px, transparent 7px),
    radial-gradient(circle 7px at 9px 88%, var(--site-bg) 6px, transparent 7px);
}

.pagenum {
  position: absolute;
  top: 1.1rem;
  right: 1.4rem;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.8rem;
}

.trans {
  margin: 0 0 1.35rem;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.09em;
  text-transform: uppercase;
}

.trans-out {
  margin: 1.7rem 0 0;
  text-align: right;
}

.slug {
  margin: 0 0 1rem;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.055em;
  line-height: 1.35;
  text-transform: uppercase;
}

.sheet p {
  margin: 0 0 1rem;
}

.sheet strong {
  font-weight: 700;
}

.sheet code {
  padding: 0.05em 0.32ch;
  border-radius: 3px;
  background: var(--code-bg);
  font-family: var(--mono);
  font-size: 0.86em;
  white-space: nowrap;
}

.rules {
  margin: 1.1rem 0 1.4rem;
  padding: 0.8rem 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.rules p {
  margin-bottom: 0.42rem;
}

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

ol.steps {
  display: flex;
  flex-direction: column;
  gap: 1.15rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: step;
}

ol.steps > li {
  position: relative;
  padding-left: 2.25rem;
  counter-increment: step;
}

ol.steps > li::before {
  content: counter(step) ".";
  position: absolute;
  top: 0.02em;
  left: 0;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.94rem;
  font-weight: 700;
}

ol.steps > li > :last-child {
  margin-bottom: 0;
}

.dialogue {
  max-width: 31rem;
  margin: 1.15rem auto;
}

.sheet .dialogue p {
  margin: 0;
}

.cue {
  font-family: var(--mono);
  font-size: 0.77rem;
  font-weight: 700;
  letter-spacing: 0.11em;
  text-align: center;
}

.sheet .dialogue .paren {
  margin: 0 0 0.38rem;
  color: var(--ink-soft);
  font-family: var(--mono);
  font-size: 0.75rem;
  text-align: center;
}

.lines {
  padding: 0.85rem 1rem;
  border-radius: 5px;
  background: var(--dialogue-bg);
  font-family: var(--mono);
  font-size: 0.87rem;
  line-height: 1.55;
}

.expected {
  margin-top: -0.18rem;
  color: var(--ink-soft);
  font-size: 0.92rem;
  font-style: italic;
}

.rubric-line,
.ready-check,
.mode-strip,
.recovery {
  margin: 1rem 0;
  padding: 0.8rem 0.95rem;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface);
}

.rubric-line {
  font-family: var(--mono);
  font-size: 0.83rem;
  line-height: 1.55;
}

.rubric-line .flag {
  color: var(--pink);
  font-weight: 700;
  letter-spacing: 0.04em;
}

.mode-strip {
  font-family: var(--mono);
  font-size: 0.82rem;
  line-height: 1.5;
}

.mode-strip strong {
  color: var(--blue);
}

.aside-label {
  margin: 0 0 0.5rem;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.ready-check p:last-child,
.mode-strip p:last-child,
.recovery p:last-child {
  margin-bottom: 0;
}

.folder-map {
  margin: 1.3rem 0;
  padding: 0.95rem 1.05rem;
  overflow-x: auto;
  border: 1px solid var(--line-strong);
  border-radius: 5px;
  background: var(--surface);
}

.fm-row {
  display: flex;
  align-items: baseline;
  gap: 1.25ch;
  padding: 0.08rem 0;
}

.fm-name {
  flex-shrink: 0;
  font-family: var(--mono);
  font-size: 0.82rem;
  font-weight: 700;
  white-space: pre;
}

.fm-name .tree {
  color: var(--ink-faint);
  font-weight: 400;
}

.fm-desc {
  color: var(--ink-soft);
  font-size: 0.84rem;
  font-style: italic;
}

.runin {
  font-weight: 700;
}

ul.habits,
ul.score {
  margin: 0.2rem 0 1rem;
  padding-left: 1.2rem;
}

ul.habits li,
ul.score li {
  margin-bottom: 0.45rem;
}

ul.habits li::marker,
ul.score li::marker {
  color: var(--blue);
}

.credits {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.7rem 1rem;
  margin-top: 2rem;
  padding-top: 0.9rem;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 0.07em;
  text-transform: uppercase;
}

.guide-pagination {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  width: min(760px, 100%);
  margin: 1rem auto 0;
}

.guide-pagination a {
  display: block;
  min-height: 92px;
  padding: 0.9rem 1rem;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
}

.guide-pagination a:hover {
  border-color: var(--blue);
}

.guide-pagination .next {
  text-align: right;
}

.pagination-label {
  display: block;
  margin-bottom: 0.28rem;
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.67rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.pagination-title {
  font-family: var(--serif);
  font-size: 0.96rem;
  font-weight: 700;
  line-height: 1.35;
}

.site-footer {
  width: min(1080px, calc(100% - 2rem));
  margin: 0 auto;
  padding: 1.2rem 0 2.5rem;
  color: var(--ink-faint);
  font-size: 0.76rem;
  text-align: center;
  border-top: 1px solid var(--line);
}

.hero {
  padding: clamp(3rem, 9vw, 6.5rem) 0 3rem;
  border-bottom: 1px solid var(--line);
}

.hero-kicker {
  margin: 0 0 1.1rem;
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.74rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hero h1 {
  max-width: 18ch;
  margin: 0 0 1.2rem;
  font-family: var(--serif);
  font-size: clamp(2.3rem, 7vw, 4.7rem);
  font-weight: 600;
  letter-spacing: -0.035em;
  line-height: 1.02;
  text-wrap: balance;
}

.hero-copy {
  max-width: 43rem;
  margin: 0 0 1.7rem;
  color: var(--ink-soft);
  font-family: var(--serif);
  font-size: clamp(1.06rem, 2.2vw, 1.28rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

.field-guides {
  padding: 3rem 0;
  border-bottom: 1px solid var(--line);
}

.field-guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.library {
  padding: 3rem 0 1rem;
}

.section-header {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1.2rem;
}

.section-header h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(1.55rem, 3vw, 2rem);
  font-weight: 600;
}

.section-header p {
  max-width: 31rem;
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.guide-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
}

.guide-card {
  position: relative;
  display: grid;
  min-height: 230px;
  grid-template-rows: auto auto 1fr auto;
  padding: 1.25rem;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: var(--surface);
  color: var(--ink);
  text-decoration: none;
}

.guide-card:hover {
  border-color: var(--blue);
  color: var(--ink);
}

.guide-card-number {
  color: var(--blue);
  font-family: var(--mono);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.guide-card h3 {
  margin: 0.65rem 0 0.65rem;
  font-family: var(--serif);
  font-size: 1.35rem;
  line-height: 1.18;
}

.guide-card p {
  margin: 0;
  color: var(--ink-soft);
  font-size: 0.88rem;
}

.guide-card-meta {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 1.1rem;
  padding-top: 0.8rem;
  border-top: 1px solid var(--line);
  color: var(--ink-faint);
  font-family: var(--mono);
  font-size: 0.67rem;
  text-transform: uppercase;
}

.about {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
  padding: 3rem 0;
}

.about h2 {
  margin: 0;
  font-family: var(--serif);
  font-size: 1.65rem;
  font-weight: 600;
}

.about-copy {
  color: var(--ink-soft);
}

.about-copy p:first-child {
  margin-top: 0;
}

@media (max-width: 900px) {
  .site-shell {
    display: block;
    width: min(800px, calc(100% - 1.5rem));
  }

  .series-nav {
    display: none;
  }

  .mobile-series {
    display: block;
  }
}

@media (max-width: 640px) {
  .topbar {
    padding: 0 0.8rem;
  }

  .brand-name {
    display: none;
  }

  .topnav a {
    padding-inline: 0.5rem;
    font-size: 0.78rem;
  }

  .site-shell,
  .landing-shell {
    width: min(100% - 1rem, 760px);
    padding-top: 1rem;
  }

  .guide-toolbar {
    align-items: flex-start;
    flex-direction: column;
  }

  .guide-actions {
    width: 100%;
  }

  .guide-actions .button {
    flex: 1;
  }

  .masthead {
    margin-bottom: 1.5rem;
    padding-inline: 0.4rem;
  }

  .masthead h1 {
    font-size: 1.45rem;
  }

  .intro {
    font-size: 0.94rem;
  }

  .sheet {
    padding: 2.25rem 1.1rem 1.5rem;
    border-radius: 7px;
    font-size: 0.98rem;
  }

  .sheet::before {
    display: none;
  }

  .pagenum {
    top: 0.8rem;
    right: 0.9rem;
  }

  ol.steps > li {
    padding-left: 1.8rem;
  }

  .dialogue {
    margin-inline: 0;
  }

  .lines {
    padding: 0.75rem;
    font-size: 0.8rem;
    overflow-wrap: anywhere;
  }

  .sheet code {
    white-space: normal;
    overflow-wrap: anywhere;
  }

  .fm-row {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .fm-name {
    white-space: normal;
  }

  .credits {
    flex-direction: column;
  }

  .guide-pagination,
  .field-guide-grid,
  .guide-grid,
  .about {
    grid-template-columns: 1fr;
  }

  .guide-pagination .next {
    text-align: left;
  }

  .hero {
    padding-top: 2.7rem;
  }

  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }
}

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

  * {
    transition: none !important;
  }
}

@media print {
  @page {
    size: Letter;
    margin: 0.5in;
  }

  .topbar,
  .series-nav,
  .mobile-series,
  .guide-toolbar,
  .guide-pagination,
  .site-footer {
    display: none !important;
  }

  body {
    background: #fff;
    color: #000;
  }

  .site-shell {
    display: block;
    width: auto;
    padding: 0;
  }

  .guide-content {
    width: auto;
  }

  .sheet {
    margin: 0;
    padding: 0.35in;
    overflow: visible;
    break-after: page;
    border: 0;
    border-radius: 0;
    background: #fff;
    box-shadow: none;
    color: #000;
  }

  .sheet:last-of-type {
    break-after: auto;
  }

  .sheet::before {
    display: none;
  }
}