:root {
  color-scheme: dark;
  --ink: #16140f;
  --ink-2: #1d1a14;
  --ink-3: #2b2620;
  --bone: #f1ecdf;
  --bone-2: #e5dcc8;
  --bone-3: #d6cdb8;
  --paper: #f7f2e6;
  --paper-soft: #fbf7ed;
  --muted: #a89c84;
  --muted-2: #7f735c;
  --accent: #e8b566;
  --accent-2: #ffc97a;
  --cool-accent: #8fb7aa;
  --signal: #d9523f;
  --ok: #93b36e;
  --rule-soft: rgba(241, 236, 223, 0.14);
  --rule-strong: rgba(241, 236, 223, 0.24);
  --paper-rule: rgba(22, 20, 15, 0.14);
  --serif: "Instrument Serif", "Spectral", Georgia, serif;
  --sans: "IBM Plex Sans", "Noto Sans SC", -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  --mono: "JetBrains Mono", "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --gutter: 28px;
  --rail-w: 280px;
  --panel-w: 520px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  margin: 0;
  color: var(--bone);
  background: var(--ink);
  font-family: var(--sans);
  font-size: 14px;
  line-height: 1.5;
  letter-spacing: 0;
  overflow-x: hidden;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  opacity: 0.22;
  background:
    linear-gradient(rgba(241, 236, 223, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(241, 236, 223, 0.025) 1px, transparent 1px);
  background-size: 56px 56px, 56px 56px;
}

::selection {
  color: var(--ink);
  background: var(--accent);
}

a {
  color: inherit;
}

button,
input {
  font: inherit;
  letter-spacing: 0;
}

button {
  cursor: pointer;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
summary:focus-visible,
details:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

.entry:focus-visible {
  outline: none;
  background: rgba(241, 236, 223, 0.075);
  box-shadow: inset 3px 0 0 var(--accent), 0 0 0 2px var(--accent);
  position: relative;
  z-index: 1;
}

.pill:focus-visible {
  outline-offset: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  min-height: 56px;
  padding: 10px var(--gutter);
  border-bottom: 1px solid var(--rule-soft);
  background: rgba(22, 20, 15, 0.92);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--bone);
  text-decoration: none;
}

.brand-mark {
  display: grid;
  width: 30px;
  height: 30px;
  place-items: center;
  border: 1px solid var(--bone-3);
  color: var(--bone);
  font-family: var(--serif);
  font-size: 17px;
  font-style: italic;
}

.brand strong,
.brand small {
  display: block;
}

.brand strong {
  font-family: var(--serif);
  font-size: 21px;
  font-style: italic;
  font-weight: 400;
  line-height: 1;
}

.brand small {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.18em;
  line-height: 1.4;
  text-transform: uppercase;
}

.top-nav {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: flex-end;
  gap: 6px;
}

.top-nav a {
  min-height: 32px;
  padding: 7px 10px;
  border: 1px solid transparent;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-decoration: none;
  text-transform: uppercase;
  transition: color 120ms ease, border-color 120ms ease, background 120ms ease;
}

.top-nav a:hover,
.top-nav .nav-cta {
  border-color: var(--rule-soft);
  color: var(--bone);
}

.top-nav .nav-cta:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.lang-toggle {
  display: inline-flex;
  min-height: 32px;
  border: 1px solid var(--rule-soft);
}

.lang-btn {
  min-width: 36px;
  border: 0;
  border-right: 1px solid var(--rule-soft);
  padding: 7px 8px;
  color: var(--muted);
  background: transparent;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 120ms ease, background 120ms ease;
}

.lang-btn:last-child {
  border-right: 0;
}

.lang-btn:hover,
.lang-btn.active {
  color: var(--ink);
  background: var(--bone);
}

.hero {
  padding: 74px var(--gutter) 50px;
  border-bottom: 1px solid var(--rule-soft);
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 320px;
  gap: 72px;
  max-width: 1480px;
  margin: 0 auto;
  align-items: end;
}

.eyebrow {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 0 5px rgba(232, 181, 102, 0.16);
}

.hero__title {
  max-width: 820px;
  margin: 28px 0 0;
  color: var(--bone);
  font-family: var(--serif);
  font-size: clamp(58px, 7vw, 104px);
  font-style: normal;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.94;
}

.hero__title .hero__strike {
  color: var(--muted-2);
  font-style: italic;
  text-decoration: line-through;
  text-decoration-color: var(--signal);
  text-decoration-thickness: 3px;
}

.hero__title .hero__plain {
  color: inherit;
  font-style: normal;
}

.hero__title em {
  color: var(--accent);
  font-style: italic;
}

body[data-lang="zh"] .hero__title {
  max-width: 900px;
  font-family: "Noto Serif SC", "Source Han Serif SC", "Songti SC", var(--serif);
  font-size: clamp(48px, 6vw, 90px);
  line-height: 1.05;
  word-break: keep-all;
}

body[data-lang="zh"] .hero__manifesto,
body[data-lang="zh"] .guide__intro p:not(.eyebrow),
body[data-lang="zh"] .guide__steps p {
  line-height: 1.8;
}

.hero__manifesto {
  max-width: 700px;
  margin: 34px 0 0;
  color: var(--bone-2);
  font-size: 16.5px;
  line-height: 1.62;
}

.hero__flow {
  display: flex;
  flex-wrap: wrap;
  gap: 18px;
  margin-top: 38px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.hero__flow span {
  display: inline-flex;
  align-items: center;
  gap: 18px;
}

.hero__flow span::before {
  content: "";
  width: 7px;
  height: 7px;
  background: var(--accent);
}

.hero__flow span:not(:last-child)::after {
  content: "->";
  color: rgba(241, 236, 223, 0.28);
}

.hero__ledger {
  display: grid;
  gap: 54px;
}

.seal {
  display: grid;
  width: 112px;
  height: 112px;
  place-items: center;
  justify-self: end;
  border: 1px solid rgba(241, 236, 223, 0.22);
  border-radius: 50%;
  color: var(--accent);
  font-family: var(--serif);
  font-size: 24px;
  font-style: italic;
  text-align: center;
  box-shadow: inset 0 0 0 8px rgba(241, 236, 223, 0.04);
}

.seal small {
  display: block;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 8.5px;
  font-style: normal;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.hero__stats {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--rule-soft);
}

.hero__stats div {
  display: grid;
  grid-template-columns: 54px 1fr;
  align-items: baseline;
  gap: 16px;
  padding: 15px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.hero__stats dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.hero__stats dd {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin: 0;
}

.hero__stats span {
  color: var(--bone-2);
  font-family: var(--serif);
  font-size: 16px;
  font-style: italic;
}

.hero__stats strong {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 19px;
  font-weight: 500;
  font-feature-settings: "tnum";
}

.guide {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(0, 1.5fr);
  gap: 38px;
  max-width: 1480px;
  margin: 0 auto;
  padding: 34px var(--gutter) 38px;
  border-bottom: 1px solid var(--rule-soft);
}

.guide__intro h2 {
  max-width: 560px;
  margin: 18px 0 0;
  color: var(--bone);
  font-family: var(--serif);
  font-size: 34px;
  font-style: italic;
  font-weight: 400;
  line-height: 1.05;
}

.guide__intro p:not(.eyebrow) {
  max-width: 620px;
  margin: 18px 0 0;
  color: var(--bone-2);
  font-size: 14.5px;
  line-height: 1.65;
}

.guide__link {
  display: inline-flex;
  margin-top: 22px;
  border-bottom: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-decoration: none;
  text-transform: uppercase;
}

.guide__steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  border: 1px solid var(--rule-soft);
}

.guide__steps article {
  min-width: 0;
  padding: 18px 16px 20px;
  border-right: 1px solid var(--rule-soft);
  background: rgba(241, 236, 223, 0.025);
}

.guide__steps article:last-child {
  border-right: 0;
}

.guide__steps span {
  color: var(--muted-2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.guide__steps h3 {
  margin: 14px 0 0;
  color: var(--accent);
  font-family: var(--serif);
  font-size: 21px;
  font-style: italic;
  font-weight: 400;
}

.guide__steps p {
  margin: 10px 0 0;
  color: var(--bone-2);
  font-size: 12.5px;
  line-height: 1.55;
}

.controls {
  position: sticky;
  top: 56px;
  z-index: 40;
  display: grid;
  grid-template-columns: minmax(260px, 1fr) auto auto auto;
  gap: 14px;
  max-width: 1480px;
  margin: 0 auto;
  padding: 16px var(--gutter);
  border-bottom: 1px solid var(--rule-soft);
  background: rgba(22, 20, 15, 0.96);
  backdrop-filter: blur(18px);
}

.search-box {
  display: grid;
  grid-template-columns: 28px 1fr;
  align-items: center;
  border-bottom: 1px solid var(--bone-3);
}

.search-box span {
  color: var(--accent);
  font-family: var(--serif);
  font-size: 26px;
  font-style: italic;
  line-height: 1;
}

.search-box input {
  width: 100%;
  min-height: 36px;
  border: 0;
  color: var(--bone);
  background: transparent;
  outline: 0;
}

.search-box input::placeholder {
  color: var(--muted-2);
}

.control-group {
  display: flex;
  align-items: center;
  gap: 0;
}

.control-label {
  margin-right: 8px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.pill {
  min-height: 32px;
  border: 1px solid var(--rule-soft);
  border-right: 0;
  padding: 7px 11px;
  color: var(--bone-2);
  background: transparent;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}

.pill:last-child,
.pill.reset {
  border-right: 1px solid var(--rule-soft);
}

.pill:hover,
.pill.active {
  border-color: var(--bone-3);
  color: var(--ink);
  background: var(--bone);
}

.pill.reset {
  color: var(--muted);
}

.recipes {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  max-width: 1480px;
  margin: 0 auto;
  padding: 10px var(--gutter) 12px;
  border-bottom: 1px solid var(--rule-soft);
  background: var(--ink);
}

.recipes__label {
  margin-right: 4px;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 17px;
  font-style: italic;
}

.recipe-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.recipe {
  min-height: 30px;
  border: 1px solid rgba(241, 236, 223, 0.18);
  padding: 6px 10px;
  color: var(--bone-2);
  background: transparent;
  font-size: 12.5px;
  line-height: 1.2;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}

.recipe:hover,
.recipe.active {
  border-color: rgba(232, 181, 102, 0.64);
  color: var(--accent);
  background: rgba(232, 181, 102, 0.08);
}

.main {
  display: grid;
  grid-template-columns: var(--rail-w) minmax(0, 1fr) var(--panel-w);
  max-width: 1480px;
  min-height: calc(100vh - 112px);
  margin: 0 auto;
}

.rail {
  position: sticky;
  top: 113px;
  align-self: start;
  max-height: calc(100vh - 113px);
  overflow-y: auto;
  border-right: 1px solid var(--rule-soft);
  padding: 28px 0;
}

.rail__head {
  padding: 0 24px 16px;
  border-bottom: 1px solid var(--rule-soft);
}

.rail__head h2 {
  margin: 4px 0 0;
  color: var(--bone);
  font-family: var(--serif);
  font-size: 24px;
  font-style: italic;
  font-weight: 400;
}

.rail__list {
  padding-top: 8px;
}

.rail__cat {
  position: relative;
  display: grid;
  grid-template-columns: 34px 1fr auto;
  gap: 10px;
  width: 100%;
  align-items: baseline;
  border: 0;
  padding: 9px 24px;
  color: var(--bone-2);
  background: transparent;
  text-align: left;
  transition: color 120ms ease, background 120ms ease;
}

.rail__cat:hover,
.rail__cat.active {
  color: var(--bone);
  background: var(--ink-2);
}

.rail__cat.active::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--accent);
}

.rail__glyph,
.rail__count {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.rail__cat.active .rail__glyph {
  color: var(--accent);
}

.rail__name {
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.catalog {
  min-width: 0;
  padding: 28px 32px 80px;
}

.catalog__head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 16px;
  border-bottom: 1px solid var(--rule-soft);
}

.catalog__head h2 {
  margin: 4px 0 0;
  color: var(--bone);
  font-family: var(--serif);
  font-size: 34px;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}

.catalog__head p:last-child {
  margin: 0;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.entry-list {
  display: grid;
  gap: 12px;
  padding-top: 18px;
}

.entry {
  position: relative;
  display: grid;
  grid-template-columns: 74px minmax(0, 1fr) 48px;
  gap: 16px;
  width: 100%;
  min-height: 138px;
  border: 1px solid rgba(241, 236, 223, 0.12);
  padding: 16px;
  color: var(--bone);
  background:
    linear-gradient(135deg, rgba(241, 236, 223, 0.045), rgba(241, 236, 223, 0.016)),
    rgba(22, 20, 15, 0.62);
  border-radius: 8px;
  text-align: left;
  text-decoration: none;
  transition: border-color 140ms ease, background 140ms ease, box-shadow 140ms ease, transform 140ms ease;
}

.entry:hover,
.entry.active {
  border-color: rgba(232, 181, 102, 0.48);
  background:
    linear-gradient(135deg, rgba(232, 181, 102, 0.10), rgba(143, 183, 170, 0.035)),
    var(--ink-2);
  transform: translateY(-1px);
}

.entry.active {
  box-shadow: inset 3px 0 0 var(--accent), 0 16px 32px rgba(0, 0, 0, 0.20);
}

.entry::after {
  content: "";
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 38px;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(232, 181, 102, 0.75));
  opacity: 0;
  transition: opacity 140ms ease;
}

.entry:hover::after,
.entry.active::after {
  opacity: 1;
}

.entry__no {
  display: inline-flex;
  width: fit-content;
  min-width: 64px;
  min-height: 32px;
  align-items: center;
  justify-content: center;
  align-self: start;
  border: 1px solid var(--rule-strong);
  color: var(--bone-2);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  white-space: nowrap;
}

.entry__content {
  display: grid;
  min-width: 0;
  gap: 9px;
}

.entry__title {
  display: block;
  color: var(--bone);
  font-family: var(--serif);
  font-size: 24px;
  font-style: italic;
  line-height: 1.06;
  text-decoration: none;
}

.entry__intent {
  display: block;
  color: var(--bone-2);
  font-size: 13.5px;
  line-height: 1.55;
  text-decoration: none;
}

.entry__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 7px;
}

.entry__verify {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  width: 100%;
  border: 1px solid rgba(241, 236, 223, 0.10);
  border-radius: 6px;
  padding: 8px 10px;
  color: var(--bone-2);
  background: rgba(0, 0, 0, 0.18);
  font-family: var(--mono);
  font-size: 10.5px;
  line-height: 1.45;
  text-decoration: none;
  overflow-wrap: anywhere;
}

.entry__verify::before {
  content: "verify";
  color: var(--cool-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.badge {
  display: inline-flex;
  min-height: 22px;
  align-items: center;
  border: 1px solid var(--rule-soft);
  padding: 3px 7px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.badge.source-backed,
.badge.advanced,
.badge.source-type {
  border-color: rgba(232, 181, 102, 0.48);
  color: var(--accent);
}

.entry__action {
  align-self: start;
  justify-self: end;
  border: 1px solid var(--rule-soft);
  padding: 4px 6px;
  color: var(--muted);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.empty-list {
  padding: 42px 0;
  color: var(--muted);
  font-family: var(--serif);
  font-size: 23px;
  font-style: italic;
}

.panel {
  position: sticky;
  top: 113px;
  align-self: start;
  max-height: calc(100vh - 113px);
  overflow-y: auto;
  border-left: 1px solid var(--rule-soft);
  color: var(--ink);
  background:
    linear-gradient(to bottom, rgba(22, 20, 15, 0.035), transparent 120px),
    var(--paper-soft);
}

.empty {
  display: grid;
  min-height: 560px;
  place-items: center;
  padding: 32px;
  color: rgba(22, 20, 15, 0.48);
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  text-align: center;
}

.hidden {
  display: none !important;
}

.panel__head {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 16px 24px;
  border-bottom: 1px solid var(--paper-rule);
  background: rgba(251, 247, 237, 0.94);
  backdrop-filter: blur(12px);
}

.panel__head span {
  color: rgba(22, 20, 15, 0.55);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.panel__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 8px;
}

.btn {
  border: 1px solid rgba(22, 20, 15, 0.22);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--ink);
  background: transparent;
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 120ms ease, background 120ms ease, border-color 120ms ease;
}

.btn:hover {
  color: var(--paper);
  background: var(--ink);
}

.btn--filled {
  border-color: var(--ink);
  color: var(--paper);
  background: var(--ink);
}

.btn--filled:hover {
  border-color: var(--accent);
  color: var(--ink);
  background: var(--accent);
}

.btn--ghost {
  border-color: rgba(22, 20, 15, 0.25);
  color: rgba(22, 20, 15, 0.75);
}

.contract__body {
  padding: 26px 30px 60px;
}

.contract__masthead {
  display: grid;
  gap: 14px;
  align-items: start;
}

.contract__number {
  display: inline-flex;
  width: fit-content;
  align-items: baseline;
  gap: 8px;
  border: 1px solid rgba(22, 20, 15, 0.18);
  border-radius: 999px;
  padding: 5px 10px;
  background: rgba(22, 20, 15, 0.035);
  font-family: var(--mono);
}

.contract__number::after {
  display: none;
}

.contract__number span {
  color: rgba(22, 20, 15, 0.55);
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contract__number strong {
  color: var(--ink);
  font-size: 14px;
  font-weight: 600;
  font-feature-settings: "tnum";
}

.contract__meta {
  margin: 0 0 8px;
  color: rgba(22, 20, 15, 0.55);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.contract__title {
  margin: 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: 34px;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.translation-note {
  margin: 8px 0 0;
  color: rgba(22, 20, 15, 0.48);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.contract__rule {
  position: relative;
  height: 4px;
  margin: 24px 0;
  overflow: hidden;
  border-radius: 999px;
  background: rgba(22, 20, 15, 0.10);
}

.contract__rule::before,
.contract__rule::after {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 28%;
  height: auto;
  background: linear-gradient(90deg, var(--accent), var(--cool-accent));
  transform: none;
}

.contract__rule::before {
  left: 0;
}

.contract__rule::after {
  display: none;
}

.contract__section {
  margin-top: 12px;
  border: 1px solid rgba(22, 20, 15, 0.10);
  border-radius: 8px;
  padding: 14px 16px 16px;
  background: rgba(255, 255, 255, 0.38);
}

.contract__section h3 {
  display: flex;
  align-items: baseline;
  gap: 9px;
  margin: 0 0 11px;
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.contract__section h3 span {
  font-family: inherit;
  font-size: inherit;
  font-style: normal;
}

.contract__section h3 span:first-child {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  color: transparent;
  background: var(--accent);
  font-size: 0;
}

.contract__section h3 span:nth-child(2) {
  color: var(--ink);
}

.contract__section h3 small {
  color: rgba(22, 20, 15, 0.4);
  font-size: 10px;
  font-weight: 400;
}

.contract__objective {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 18px;
  font-style: normal;
  letter-spacing: 0;
  line-height: 1.45;
}

.contract__list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.contract__list li {
  display: grid;
  grid-template-columns: 34px 1fr;
  gap: 10px;
  border: 0;
  border-radius: 6px;
  padding: 10px 12px;
  color: var(--ink);
  background: rgba(22, 20, 15, 0.035);
  font-size: 13.5px;
  line-height: 1.5;
}

.contract__list li:last-child {
  border-bottom: 0;
}

.contract__list .bullet {
  color: rgba(22, 20, 15, 0.46);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.04em;
}

.contract__verify li {
  grid-template-columns: 84px 1fr;
}

.contract__verify .kind {
  display: inline-block;
  width: fit-content;
  height: fit-content;
  margin-top: 1px;
  border-radius: 999px;
  padding: 3px 8px;
  color: var(--paper);
  background: var(--ink);
  font-family: var(--mono);
  font-size: 9.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.contract__verify .kind.metric {
  color: var(--ink);
  background: var(--accent);
}

.contract__verify .kind.doc {
  border: 1px solid var(--ink);
  padding: 2px 7px;
  color: var(--ink);
  background: transparent;
}

.contract__verify .kind.rollout {
  background: var(--signal);
}

.contract__stop {
  margin-top: 6px;
  border: 1px solid rgba(217, 82, 63, 0.20);
  border-radius: 8px;
  padding: 10px;
  background: rgba(217, 82, 63, 0.07);
}

.contract__stop li {
  border-bottom-color: rgba(217, 82, 63, 0.24);
}

.contract__done {
  position: relative;
  margin-top: 28px;
  border: 1px solid rgba(22, 20, 15, 0.14);
  border-radius: 8px;
  padding: 20px;
  background: rgba(22, 20, 15, 0.045);
}

.contract__done span {
  position: absolute;
  top: -9px;
  left: 16px;
  padding: 0 10px;
  color: var(--ink);
  background: var(--paper-soft);
  font-family: var(--mono);
  font-size: 9.5px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.contract__done p {
  margin: 0;
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  font-style: normal;
  line-height: 1.45;
}

.contract__facts {
  display: grid;
  gap: 10px;
  margin: 18px 0 0;
}

.contract__facts div {
  display: grid;
  gap: 4px;
  border: 1px solid rgba(22, 20, 15, 0.10);
  border-radius: 8px;
  padding: 10px 12px;
  background: rgba(255, 255, 255, 0.30);
}

.contract__facts dt {
  color: rgba(22, 20, 15, 0.5);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contract__facts dd {
  margin: 0;
  color: var(--ink);
  overflow-wrap: anywhere;
}

.contract__facts a {
  color: var(--ink);
  text-decoration: none;
  border-bottom: 1px solid rgba(22, 20, 15, 0.28);
}

code,
pre {
  font-family: var(--mono);
}

.raw-prompt {
  margin-top: 24px;
  border: 1px solid rgba(22, 20, 15, 0.10);
  border-radius: 8px;
  padding: 12px;
  background: rgba(255, 255, 255, 0.28);
}

.raw-prompt summary {
  color: rgba(22, 20, 15, 0.6);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  cursor: pointer;
}

pre {
  max-height: 460px;
  overflow: auto;
  margin: 14px 0 0;
  border: 1px solid var(--ink);
  padding: 16px;
  color: var(--bone);
  background: var(--ink);
  font-size: 12.5px;
  line-height: 1.55;
  white-space: pre-wrap;
}

.contract__footer {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
  border-top: 1px solid rgba(22, 20, 15, 0.15);
  padding-top: 18px;
  color: rgba(22, 20, 15, 0.55);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.contract__footer strong {
  color: var(--ink);
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  text-transform: none;
}

.docs-shell {
  min-height: calc(100vh - 56px);
}

.docs-hero {
  padding: 58px var(--gutter) 42px;
  border-bottom: 1px solid var(--rule-soft);
}

.docs-hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 920px);
  max-width: 1480px;
  margin: 0 auto;
  align-items: end;
}

.docs-hero__title {
  max-width: 860px;
  margin: 24px 0 0;
  color: var(--bone);
  font-family: var(--serif);
  font-size: clamp(46px, 5.4vw, 86px);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.docs-hero__copy {
  max-width: 720px;
  margin: 26px 0 0;
  color: var(--bone-2);
  font-size: 16px;
  line-height: 1.7;
}

.docs-ledger {
  display: grid;
  margin: 0;
  border-top: 1px solid var(--rule-soft);
}

.docs-ledger div {
  display: grid;
  grid-template-columns: 44px 1fr;
  gap: 16px;
  align-items: baseline;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-soft);
}

.docs-ledger dt {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
}

.docs-ledger dd {
  display: flex;
  justify-content: space-between;
  gap: 18px;
  margin: 0;
}

.docs-ledger span {
  color: var(--bone-2);
  font-family: var(--serif);
  font-size: 16px;
  font-style: italic;
}

.docs-ledger strong {
  color: var(--accent);
  font-family: var(--mono);
  font-size: 18px;
  font-weight: 500;
}

.docs-main {
  display: grid;
  grid-template-columns: 320px minmax(0, 1fr);
  max-width: 1480px;
  min-height: calc(100vh - 220px);
  margin: 0 auto;
}

.docs-nav {
  position: sticky;
  top: 56px;
  align-self: start;
  max-height: calc(100vh - 56px);
  overflow-y: auto;
  border-right: 1px solid var(--rule-soft);
  padding: 28px 0;
}

.docs-list {
  display: grid;
  padding-top: 8px;
}

.doc-link {
  position: relative;
  display: grid;
  grid-template-columns: 40px 1fr;
  gap: 12px;
  width: 100%;
  border: 0;
  padding: 14px 24px;
  color: var(--bone-2);
  background: transparent;
  text-align: left;
  transition: color 120ms ease, background 120ms ease;
}

.doc-link:hover,
.doc-link.active {
  color: var(--bone);
  background: var(--ink-2);
}

.doc-link.active::before {
  content: "";
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  width: 3px;
  background: var(--accent);
}

.doc-link__glyph {
  color: var(--muted);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
}

.doc-link.active .doc-link__glyph {
  color: var(--accent);
}

.doc-link strong,
.doc-link small {
  display: block;
}

.doc-link strong {
  color: inherit;
  font-family: var(--serif);
  font-size: 22px;
  font-style: italic;
  font-weight: 400;
  line-height: 1.05;
}

.doc-link small {
  margin-top: 6px;
  color: var(--muted);
  font-size: 12px;
  line-height: 1.45;
}

.doc-paper {
  min-width: 0;
  color: var(--ink);
  background:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.025), transparent 120px),
    var(--paper);
}

.doc-paper__head {
  padding: 34px 44px 30px;
  border-bottom: 1px solid var(--paper-rule);
}

.doc-kicker {
  margin: 0;
  color: rgba(22, 20, 15, 0.55);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.doc-paper__head h2 {
  max-width: 860px;
  margin: 14px 0 0;
  color: var(--ink);
  font-family: var(--serif);
  font-size: clamp(38px, 4.8vw, 68px);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
  line-height: 0.98;
}

.doc-paper__head p:last-child {
  max-width: 720px;
  margin: 18px 0 0;
  color: rgba(22, 20, 15, 0.68);
  font-size: 15.5px;
  line-height: 1.65;
}

.doc-render {
  max-width: 980px;
  padding: 36px 44px 84px;
}

.doc-render.is-loading,
.doc-loading,
.doc-error {
  color: rgba(22, 20, 15, 0.52);
  font-family: var(--serif);
  font-size: 24px;
  font-style: italic;
}

.doc-render h2,
.doc-render h3,
.doc-render h4,
.doc-render h5 {
  color: var(--ink);
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: 0;
}

.doc-render h2 {
  margin: 40px 0 14px;
  border-top: 1px solid var(--paper-rule);
  padding-top: 26px;
  font-size: 34px;
  line-height: 1.05;
}

.doc-render h3 {
  margin: 30px 0 10px;
  font-size: 25px;
  line-height: 1.12;
}

.doc-render h4,
.doc-render h5 {
  margin: 24px 0 8px;
  font-size: 20px;
}

.doc-render p,
.doc-render li,
.doc-render blockquote {
  color: rgba(22, 20, 15, 0.82);
  font-size: 15px;
  line-height: 1.72;
}

.doc-render p {
  margin: 0 0 16px;
}

.doc-render ul,
.doc-render ol {
  display: grid;
  gap: 7px;
  margin: 12px 0 20px;
  padding-left: 24px;
}

.doc-render li::marker {
  color: var(--signal);
}

.doc-render a {
  color: var(--ink);
  text-decoration-color: rgba(217, 82, 63, 0.62);
  text-decoration-thickness: 1px;
  text-underline-offset: 4px;
}

.doc-render a:hover {
  color: var(--signal);
}

.doc-render code {
  border: 1px solid rgba(22, 20, 15, 0.14);
  padding: 1px 5px;
  color: var(--signal);
  background: rgba(22, 20, 15, 0.04);
  font-size: 0.92em;
}

.doc-render pre {
  max-height: none;
  margin: 18px 0 24px;
  border: 1px solid var(--ink);
  padding: 18px;
  color: var(--bone);
  background: var(--ink);
  font-size: 12.5px;
  line-height: 1.58;
  overflow: auto;
  white-space: pre-wrap;
}

.doc-render pre code {
  display: block;
  border: 0;
  padding: 0;
  color: inherit;
  background: transparent;
  font-size: inherit;
}

.doc-render blockquote {
  margin: 20px 0;
  border-left: 3px solid var(--signal);
  padding: 10px 16px;
  background: rgba(217, 82, 63, 0.08);
}

.doc-render table {
  width: 100%;
  margin: 20px 0 28px;
  border-collapse: collapse;
  font-size: 13px;
}

.doc-render th,
.doc-render td {
  border-bottom: 1px solid rgba(22, 20, 15, 0.14);
  padding: 9px 10px;
  color: rgba(22, 20, 15, 0.82);
  text-align: left;
  vertical-align: top;
}

.doc-render th {
  color: var(--ink);
  font-family: var(--mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.doc-render tr:hover td {
  background: rgba(22, 20, 15, 0.035);
}

.footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  max-width: 1480px;
  margin: 0 auto;
  border-top: 1px solid var(--rule-soft);
  padding: 28px var(--gutter);
  color: var(--muted);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.footer a {
  text-decoration: none;
}

.footer a:hover {
  color: var(--accent);
}

.footer__seal {
  display: grid;
  width: 28px;
  height: 28px;
  place-items: center;
  border: 1px solid var(--bone-3);
  color: var(--bone);
  font-family: var(--serif);
  font-size: 15px;
  font-style: italic;
}

.toast {
  position: fixed;
  bottom: 28px;
  left: 50%;
  z-index: 80;
  padding: 10px 18px;
  color: var(--ink);
  background: var(--accent);
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  opacity: 0;
  pointer-events: none;
  transform: translateX(-50%) translateY(20px);
  transition: opacity 180ms ease, transform 180ms ease;
}

.toast.show {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: transparent;
}

::-webkit-scrollbar-thumb {
  background: var(--rule-soft);
}

.panel::-webkit-scrollbar-thumb {
  background: rgba(22, 20, 15, 0.2);
}

@media (max-width: 1280px) {
  :root {
    --rail-w: 248px;
    --panel-w: 468px;
  }

  .hero__grid {
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 46px;
  }

  .docs-hero__grid {
    grid-template-columns: minmax(0, 920px);
  }
}

@media (max-width: 1080px) {
  .guide {
    grid-template-columns: 1fr;
  }

  .guide__steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .guide__steps article {
    border-bottom: 1px solid var(--rule-soft);
  }

  .guide__steps article:nth-child(2n) {
    border-right: 0;
  }

  .guide__steps article:last-child {
    border-bottom: 0;
  }

  .controls {
    grid-template-columns: 1fr;
    position: static;
  }

  .main {
    grid-template-columns: 230px minmax(0, 1fr);
  }

  .docs-main {
    grid-template-columns: 260px minmax(0, 1fr);
  }

  .rail {
    top: 56px;
    max-height: calc(100vh - 56px);
  }

  .panel {
    grid-column: 1 / -1;
    position: static;
    max-height: none;
    border-top: 1px solid var(--rule-soft);
    border-left: 0;
  }
}

@media (max-width: 780px) {
  :root {
    --gutter: 18px;
  }

  .topbar {
    position: static;
    align-items: flex-start;
    flex-direction: column;
  }

  .top-nav {
    width: 100%;
    justify-content: flex-start;
  }

  .top-nav a,
  .lang-toggle {
    flex: 0 0 auto;
  }

  .hero {
    padding-top: 44px;
  }

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

  .docs-hero__grid,
  .docs-main {
    grid-template-columns: 1fr;
  }

  .docs-nav {
    position: static;
    max-height: none;
    border-right: 0;
    border-bottom: 1px solid var(--rule-soft);
  }

  .doc-paper__head,
  .doc-render {
    padding-inline: var(--gutter);
  }

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

  .guide__steps article {
    border-right: 0;
  }

  .seal {
    justify-self: start;
  }

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

  .rail {
    position: static;
    max-height: none;
    border-right: 0;
    border-bottom: 1px solid var(--rule-soft);
  }

  .catalog {
    padding-inline: var(--gutter);
  }

  .entry {
    grid-template-columns: 70px minmax(0, 1fr);
  }

  .entry__action {
    display: none;
  }

  .contract__body {
    padding-inline: 22px;
  }
}

@media (max-width: 540px) {
  .brand strong {
    font-size: 18px;
  }

  .top-nav a {
    justify-content: center;
    padding-inline: 7px;
    font-size: 10px;
  }

  .top-nav {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 6px;
    justify-items: stretch;
  }

  .top-nav a,
  .lang-toggle {
    width: 100%;
    min-width: 0;
  }

  .lang-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .lang-btn {
    min-width: 0;
  }

  .hero__title {
    font-size: 48px;
  }

  .docs-hero__title {
    font-size: 42px;
  }

  .hero__flow span:not(:last-child)::after {
    display: none;
  }

  .control-group {
    align-items: stretch;
    flex-wrap: wrap;
  }

  .control-label {
    width: 100%;
    margin: 0 0 6px;
  }

  .catalog__head {
    display: grid;
  }

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

  .panel__actions {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

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