:root {
  --page: #f5f3ee;
  --surface: #fffefa;
  --ink: #202522;
  --muted: #667069;
  --accent: #176b5b;
  --accent-soft: #dcebe5;
  --border: #d8ddd7;
  --code-bg: #17221f;
  --code-ink: #e9f0ec;
  --content-width: 48rem;
  --toc-width: 15rem;
  --gutter: 2.5rem;
}

html {
  scroll-behavior: smooth;
  background: var(--page);
}

body {
  box-sizing: border-box;
  max-width: calc(var(--toc-width) + var(--gutter) + var(--content-width) + 3rem);
  margin: 0 auto;
  padding: 2.5rem 1.5rem 5rem;
  color: var(--ink);
  background: transparent;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI",
    sans-serif;
  font-size: 1rem;
  line-height: 1.72;
  overflow-wrap: break-word;
  text-rendering: optimizeLegibility;
}

body > :not(nav#TOC) {
  box-sizing: border-box;
  width: min(100%, var(--content-width));
  margin-right: 0;
  margin-left: calc(var(--toc-width) + var(--gutter));
}

header {
  margin-bottom: 2.5rem;
  padding-bottom: 1.25rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

header h1 {
  max-width: 15ch;
  margin: 0 0 1rem;
  font-size: clamp(2.5rem, 5vw, 4.4rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

header p {
  display: inline;
  margin-right: 0.8rem;
  color: var(--muted);
  font-size: 0.92rem;
}

nav#TOC {
  position: fixed;
  top: 2.5rem;
  width: var(--toc-width);
  max-height: calc(100vh - 5rem);
  box-sizing: border-box;
  padding: 0.4rem 1.25rem 0.5rem 0;
  overflow-y: auto;
  border-right: 1px solid var(--border);
}

nav#TOC::before {
  display: block;
  margin-bottom: 0.6rem;
  color: var(--muted);
  content: "On this page";
  font-size: 0.72rem;
  font-weight: 750;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

nav#TOC ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

nav#TOC ul ul {
  margin: 0.25rem 0 0.35rem 0.7rem;
  padding-left: 0.7rem;
  border-left: 1px solid var(--border);
}

nav#TOC li {
  margin: 0.22rem 0;
  line-height: 1.3;
}

nav#TOC a {
  display: block;
  padding: 0.14rem 0;
  color: var(--muted);
  font-size: 0.82rem;
  text-decoration: none;
}

nav#TOC a:hover,
nav#TOC a:focus-visible {
  color: var(--accent);
  text-decoration: underline;
  text-underline-offset: 0.2em;
}

h1,
h2,
h3,
h4 {
  color: #17211d;
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 700;
  line-height: 1.18;
  scroll-margin-top: 2rem;
}

h1 {
  margin-top: 2.5rem;
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  letter-spacing: -0.035em;
}

h2 {
  margin-top: 2.25rem;
  font-size: 1.75rem;
  letter-spacing: -0.02em;
}

h3 {
  margin-top: 1.6rem;
  font-size: 1.28rem;
}

p,
ul,
ol {
  margin-top: 0;
  margin-bottom: 0.95rem;
}

a {
  color: var(--accent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.18em;
}

a:visited {
  color: #58538a;
}

blockquote {
  margin-top: 1.2rem;
  margin-bottom: 1.2rem;
  padding: 0.75rem 1rem;
  border-left: 0.25rem solid var(--accent);
  color: #34433d;
  background: #edf3ef;
}

blockquote > :last-child {
  margin-bottom: 0;
}

code {
  padding: 0.08em 0.24em;
  color: #075848;
  background: #e5eee9;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.88em;
  hyphens: none;
}

pre,
div.sourceCode {
  margin: 1.2rem 0;
  border: 1px solid #2c3a35;
  background: var(--code-bg);
}

pre {
  padding: 0.9rem 1rem;
  overflow-x: auto;
}

div.sourceCode pre {
  margin: 0;
  border: 0;
  box-shadow: none;
}

pre code,
pre code.sourceCode,
code.sourceCode > span {
  padding: 0;
  color: var(--code-ink);
  background: transparent;
  line-height: 1.55;
}

code span.co,
code span.cv,
code span.an,
code span.in,
code span.wa {
  color: #9abbb0;
}

code span.kw,
code span.cf,
code span.im,
code span.ot {
  color: #91dec5;
}

code span.st,
code span.ch,
code span.vs {
  color: #efcd87;
}

code span.bu,
code span.fu,
code span.ex {
  color: #a9ccf5;
}

code span.va {
  color: #c8b8f4;
}

code span.op {
  color: #b9c5c0;
}

code span.dv,
code span.fl,
code span.bn,
code span.cn {
  color: #e8a9ba;
}

code span.at,
code span.pp {
  color: #efa76f;
}

code span.sc,
code span.ss {
  color: #dfa8d2;
}

code span.dt {
  color: #7fd5dc;
}

code span.do {
  color: #c5ad85;
}

code span.al,
code span.er {
  color: #ff9696;
}

table {
  display: table;
  width: 100%;
  margin: 1.25rem 0 1.5rem;
  overflow: hidden;
  border: 1px solid var(--border);
  border-collapse: separate;
  border-spacing: 0;
  background: transparent;
  font-size: 0.92rem;
}

thead {
  background: #e8ece8;
}

tbody {
  border: 0;
}

th,
td {
  padding: 0.6rem 0.7rem;
  border: 0;
  border-bottom: 1px solid var(--border);
  text-align: left;
  vertical-align: top;
}

tbody tr:last-child td {
  border-bottom: 0;
}

img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 1.4rem auto;
  border: 1px solid var(--border);
  background: white;
}

strong {
  color: #18211e;
}

@media (max-width: 960px) {
  body {
    max-width: 50rem;
    padding: 1.75rem 1.25rem 4rem;
  }

  body > :not(nav#TOC) {
    margin-left: 0;
  }

  nav#TOC {
    position: static;
    width: 100%;
    max-height: none;
    margin: 0 0 2rem;
    padding: 0 0 1rem;
    border-right: 0;
    border-bottom: 1px solid var(--border);
    columns: 2 14rem;
  }

  nav#TOC::before,
  nav#TOC > ul {
    column-span: all;
  }

  header h1 {
    max-width: 18ch;
  }
}

@media (max-width: 560px) {
  body {
    font-size: 0.95rem;
  }

  nav#TOC {
    columns: auto;
    max-height: 22rem;
    overflow-y: auto;
  }

  header h1 {
    font-size: 2.35rem;
  }

  table {
    display: block;
    overflow-x: auto;
  }
}

@media print {
  html,
  body {
    background: white;
  }

  body {
    max-width: none;
    padding: 0;
    color: black;
  }

  body > :not(nav#TOC) {
    width: auto;
    margin-left: 0;
  }

  nav#TOC {
    display: none;
  }

  pre,
  div.sourceCode {
    box-shadow: none;
  }
}