:root {
  color-scheme: dark;
  --ink: #ede9f6;
  --muted: #aaa1bb;
  --line: #36303f;
  --accent: #b89aef;
  --paper: #17131f;
  --wash: #100d16;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 90px;
}
body {
  margin: 0;
  background: var(--wash);
  color: var(--ink);
  font:
    18px/1.7 Georgia,
    "Times New Roman",
    serif;
}
a {
  color: var(--accent);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
a:hover {
  color: #dac5ff;
}
button,
a,
summary {
  touch-action: manipulation;
}
button:focus-visible,
a:focus-visible,
summary:focus-visible {
  outline: 3px solid #a881db;
  outline-offset: 4px;
}
.top {
  position: sticky;
  top: 0;
  z-index: 3;
  background: #17131ff2;
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(10px);
  font:
    14px/1.4 system-ui,
    sans-serif;
}
.top nav {
  max-width: 1120px;
  margin: auto;
  padding: 15px 24px;
  display: flex;
  align-items: center;
  gap: 25px;
}
.brand {
  font-weight: 750;
  letter-spacing: -0.4px;
  margin-right: auto;
  text-decoration: none;
  color: var(--ink);
  font-size: 17px;
}
.top a:not(.brand) {
  text-decoration: none;
  color: var(--muted);
}
.top a.active {
  color: var(--ink);
  font-weight: 650;
}
.layout {
  display: grid;
  grid-template-columns: 220px minmax(0, 760px);
  gap: 38px;
  max-width: 1100px;
  margin: 50px auto 90px;
  padding: 0 20px;
}
.toc {
  position: sticky;
  top: 90px;
  align-self: start;
  max-height: calc(100vh - 120px);
  overflow: auto;
  font:
    13px/1.55 system-ui,
    sans-serif;
}
.toc summary {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 15px;
  cursor: pointer;
}
.toc a {
  display: block;
  padding: 5px 0;
  text-decoration: none;
  color: #b4a8c3;
}
.toc a.sub {
  padding-left: 14px;
  font-size: 12px;
}
.paper {
  min-width: 0;
  background: var(--paper);
  padding: 45px 55px 55px;
  border: 1px solid var(--line);
  border-radius: 3px;
}
.eyebrow {
  font:
    11px/1.4 system-ui,
    sans-serif;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 13px;
}
h1 {
  font-size: 43px;
  line-height: 1.12;
  letter-spacing: -1.3px;
  font-weight: 700;
  margin: 0 0 30px;
}
h2 {
  font:
    700 27px/1.3 system-ui,
    sans-serif;
  letter-spacing: -0.5px;
  margin: 44px 0 17px;
}
h3 {
  font:
    650 21px/1.4 system-ui,
    sans-serif;
  margin: 30px 0 13px;
}
h4 {
  font:
    650 18px/1.4 system-ui,
    sans-serif;
  margin: 25px 0 12px;
}
p {
  margin: 0 0 20px;
}
li {
  margin: 6px 0;
}
ul,
ol {
  padding-left: 25px;
  margin: 0 0 22px;
}
code {
  font:
    14px/1.6 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  background: #211a2b;
  padding: 2px 5px;
  border-radius: 3px;
  overflow-wrap: anywhere;
}
pre {
  font:
    14px/1.6 ui-monospace,
    SFMono-Regular,
    Consolas,
    monospace;
  white-space: pre;
  overflow-x: auto;
  margin: 24px 0;
  padding: 20px 22px;
  background: #211a29;
  border: 1px solid #352840;
  border-radius: 7px;
  tab-size: 4;
}
pre code {
  display: block;
  background: none;
  padding: 0;
  border: 0;
  border-radius: 0;
  font: inherit;
  white-space: pre;
  overflow-wrap: normal;
}
blockquote {
  border-left: 3px solid #8261aa;
  margin: 25px 0;
  padding: 0 0 0 20px;
  color: #afa1c1;
}
.table-wrap {
  overflow: auto;
}
table {
  width: 100%;
  border-collapse: collapse;
  font:
    14px/1.6 system-ui,
    sans-serif;
  margin: 20px 0 28px;
}
td,
th {
  padding: 10px 12px;
  border-bottom: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}
th {
  background: #241b30;
  font-weight: 650;
}
.bottom {
  border-top: 1px solid var(--line);
  margin-top: 40px;
  padding-top: 20px;
  font:
    13px/1.7 system-ui,
    sans-serif;
  color: var(--muted);
}
.chapter-nav {
  display: flex;
  gap: 20px;
  justify-content: space-between;
}
.guide .paper {
  font:
    17px/1.75 system-ui,
    sans-serif;
}
.guide h1 {
  font-size: 34px;
}
.guide code {
  font-size: 13px;
}
.map-layout {
  max-width: 1120px;
  margin: 45px auto 70px;
  padding: 0 24px;
  font:
    16px/1.6 system-ui,
    sans-serif;
}
.map-layout h1 {
  font-size: 39px;
  margin-bottom: 16px;
}
.map-lead {
  max-width: 740px;
  color: #ada1bc;
}
.flow-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 30px 0;
}
.flow-tabs button,
.step-controls button {
  font:
    600 14px/1.3 system-ui,
    sans-serif;
  border: 1px solid #30263e;
  border-radius: 8px;
  padding: 11px 17px;
  background: var(--paper);
  color: #b8a8cb;
  cursor: pointer;
}
.flow-tabs button[aria-selected="true"] {
  background: #d0b5f7;
  color: #1a1422;
  border-color: #d0b5f7;
}
.step-controls button:disabled {
  opacity: 0.4;
  cursor: default;
}
.map-grid {
  display: grid;
  grid-template-columns: 260px minmax(0, 1fr);
  gap: 24px;
  align-items: start;
}
.steps {
  list-style: none;
  padding: 0;
  margin: 0;
}
.steps li {
  margin: 0 0 8px;
}
.steps button {
  display: flex;
  align-items: center;
  gap: 12px;
  width: 100%;
  padding: 14px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 10px;
  text-align: left;
  cursor: pointer;
  color: var(--ink);
  font:
    500 14px/1.45 system-ui,
    sans-serif;
}
.steps button[aria-current="step"] {
  border-color: #aa82d2;
  background: #251c32;
}
.step-number {
  display: flex;
  flex-shrink: 0;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  background: #201927;
  border: 1px solid #332840;
  border-radius: 50%;
  font-size: 12px;
}
.steps button[aria-current="step"] .step-number {
  background: #c8abef;
  color: #1a1422;
  border-color: #c8abef;
}
.step-card {
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: 13px;
  padding: 30px;
  min-width: 0;
}
.step-kicker {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--muted);
}
.step-card h2 {
  margin: 12px 0 20px;
  font-size: 27px;
}
.route {
  display: flex;
  align-items: center;
  gap: 14px;
  background: #241b30;
  border-radius: 9px;
  padding: 22px;
  margin-bottom: 26px;
}
.route-node {
  flex: 1;
  text-align: center;
  font-size: 14px;
  font-weight: 650;
}
.route svg {
  flex-shrink: 0;
  color: #b498d5;
}
.step-card p {
  margin-bottom: 22px;
}
.refusal {
  padding: 18px 20px;
  border: 1px solid #443746;
  border-radius: 8px;
  background: #2c2430;
}
.refusal h3 {
  font-size: 13px;
  margin: 0 0 8px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #d5b778;
}
.refusal p {
  font-size: 14px;
  margin: 0;
  color: #c2b2ce;
}
.source {
  margin-top: 22px;
  font-size: 12px;
  color: var(--muted);
  overflow-wrap: anywhere;
}
.step-controls {
  display: flex;
  gap: 10px;
  justify-content: space-between;
  align-items: center;
  margin-top: 25px;
}
.step-controls span {
  font-size: 13px;
  color: var(--muted);
}
.flow-note {
  font-size: 14px;
  color: #b9aac9;
  margin-top: 24px;
}
.sr-only {
  position: absolute;
  clip: rect(0, 0, 0, 0);
  width: 1px;
  height: 1px;
  overflow: hidden;
}
@media (max-width: 900px) {
  .layout {
    display: block;
    max-width: 800px;
    margin-top: 25px;
  }
  .toc {
    position: static;
    max-height: none;
    margin: 0 0 25px;
    padding: 15px 18px;
    background: #17131f;
    border: 1px solid var(--line);
    border-radius: 7px;
  }
  .toc summary {
    margin: 0;
  }
  .toc nav {
    margin-top: 12px;
  }
  .paper {
    padding: 35px;
  }
  .map-grid {
    grid-template-columns: 210px minmax(0, 1fr);
  }
}
@media (max-width: 600px) {
  body {
    font-size: 17px;
  }
  .top nav {
    gap: 15px;
    padding: 14px 16px;
    font-size: 12px;
  }
  .brand {
    font-size: 16px;
  }
  .layout {
    padding: 0 12px;
    margin-top: 18px;
  }
  .paper {
    padding: 30px 22px;
    border-radius: 4px;
  }
  h1 {
    font-size: 37px;
  }
  h2 {
    font-size: 24px;
    margin-top: 36px;
  }
  pre {
    padding: 16px;
    font-size: 12px;
    margin: 20px -8px;
  }
  .guide .paper {
    font-size: 16px;
  }
  .guide h1 {
    font-size: 30px;
  }
  .map-layout {
    padding: 0 16px;
    margin-top: 28px;
  }
  .map-layout h1 {
    font-size: 33px;
  }
  .map-grid {
    display: block;
  }
  .steps {
    display: flex;
    overflow: auto;
    gap: 8px;
    padding-bottom: 10px;
    margin-bottom: 12px;
  }
  .steps li {
    flex: 0 0 185px;
  }
  .steps button {
    min-height: 75px;
  }
  .step-card {
    padding: 22px;
  }
  .step-card h2 {
    font-size: 23px;
  }
  .route {
    padding: 18px 10px;
    gap: 8px;
  }
  .route-node {
    font-size: 12px;
  }
  .flow-tabs {
    gap: 6px;
  }
  .flow-tabs button {
    padding: 10px 12px;
    font-size: 12px;
  }
  .chapter-nav {
    flex-direction: column;
    gap: 8px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
.top nav {
  overflow-x: auto;
  white-space: nowrap;
}
.top nav a {
  flex-shrink: 0;
}
@media (max-width: 600px) {
  .top nav {
    flex-wrap: wrap;
    overflow: visible;
    white-space: normal;
    gap: 10px 16px;
  }
  .top .brand {
    width: 100%;
  }
}
pre {
  min-width: 0;
}
article {
  overflow-wrap: anywhere;
}

:root {
  scrollbar-color: #635076 #100d16;
  scrollbar-width: thin;
}
.paper {
  border-radius: 14px;
  box-shadow: 0 18px 65px #0002;
}
.top a[aria-current="page"] {
  color: var(--ink);
}
.paper a {
  overflow-wrap: anywhere;
}
@media (max-width: 900px) {
  .toc nav {
    max-height: 230px;
    overflow: auto;
  }
  .paper {
    padding: 28px;
  }
}
@media (max-width: 600px) {
  html {
    scroll-padding-top: 150px;
  }
  .paper {
    padding: 25px 19px;
  }
  .top nav {
    gap: 10px 17px;
  }
  .top .brand {
    width: auto;
    margin-right: 0;
  }
  .top a {
    font-size: 12px;
  }
  .guide h1 {
    font-size: 29px;
  }
  .toc nav {
    max-height: 180px;
  }
}