:root {
  color-scheme: light;
  --paper: #f7f5ef;
  --ink: #232c28;
  --muted: #626b63;
  --green: #234d40;
  --rule: #d8dcd1;
  --wash: #eeeee5;
  --serif: "Iowan Old Style", "Palatino Linotype", Palatino, "Book Antiqua", Georgia, serif;
  --sans: "Avenir Next", Avenir, "Segoe UI", sans-serif;
  --mono: "SFMono-Regular", Consolas, monospace;
}
* {
  box-sizing: border-box;
}
html {
  scroll-behavior: smooth;
  scroll-padding-top: 2rem;
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.65;
}
a {
  color: var(--green);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
}
a:hover {
  color: #111f19;
}
a:focus-visible,
summary:focus-visible {
  outline: 3px solid #8a6031;
  outline-offset: 5px;
}
::selection {
  background: #d8e4cc;
}
h1,
h2,
h3,
h4 {
  text-wrap: balance;
}
h1,
h2 {
  font-family: var(--serif);
  font-weight: 400;
}
h1 {
  letter-spacing: -0.035em;
  line-height: 1.12;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  margin: 0.35em 0 0.5em;
}
p {
  margin: 0 0 1.3em;
}
.masthead,
.footer,
main {
  width: min(1120px, calc(100% - 96px));
  margin-inline: auto;
}
.masthead {
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
  border-bottom: 1px solid var(--rule);
}
.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 1.6rem var(--serif);
  text-decoration: none;
  letter-spacing: -0.04em;
}
.skip {
  position: absolute;
  top: -80px;
  left: 16px;
  padding: 12px;
  background: var(--paper);
  z-index: 10;
}
.skip:focus {
  top: 12px;
}
.eyebrow,
.detail-caption {
  font: 0.7rem var(--mono);
  text-transform: uppercase;
  letter-spacing: 0.11em;
  color: var(--muted);
}
.eyebrow {
  margin: 0 0 20px;
}
.collection {
  padding-top: 0;
  min-height: 65vh;
}
.entries {
  list-style: none;
  padding: 0;
  margin: 0;
}
.entries li {
  display: flex;
  gap: 30px;
  padding: 34px 0 38px;
  border-bottom: 1px solid var(--rule);
}
.entry-number {
  font: 0.75rem var(--mono);
  color: var(--muted);
  padding-top: 6px;
  min-width: 38px;
}
.entry-copy {
  width: 100%;
}
.entry-meta,
.reader-meta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px 24px;
  font-size: 0.76rem;
  color: var(--muted);
}
.entry-copy h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.2rem);
  line-height: 1.2;
  max-width: 900px;
  margin: 13px 0 18px;
}
.entry-copy h2 a {
  color: var(--ink);
  text-decoration: none;
}
.entry-copy h2 a:hover {
  text-decoration: underline;
  text-decoration-thickness: 1px;
}
.entry-arrow {
  font-family: var(--sans);
  font-size: 0.6em;
  display: inline-block;
  margin-left: 15px;
  color: var(--green);
}
.entry-copy p {
  max-width: 690px;
  color: var(--muted);
  font-size: 0.93rem;
}
.entry-source {
  font-size: 0.8rem;
  color: var(--green);
}
.empty {
  padding: 55px 0 100px;
}
.empty h2 {
  font-size: 2.2rem;
}
.empty p {
  color: var(--muted);
}
.reader {
  padding-top: 34px;
}
.back {
  font-size: 0.78rem;
  text-decoration: none;
}
.back:hover {
  text-decoration: underline;
}
.reader-heading {
  max-width: 940px;
  margin: 58px 0 34px;
}
.reader-heading h1 {
  font-size: clamp(2.3rem, 4.7vw, 3.9rem);
  margin-bottom: 28px;
}
.reader-meta a {
  font-weight: 600;
}
.reader-meta {
  gap: 12px 24px;
}
.unlisted {
  font-size: 0.62rem;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 3px 7px;
  margin-left: 12px;
}
.technical {
  border-top: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  font-size: 0.8rem;
  margin-bottom: 52px;
}
.technical summary {
  cursor: pointer;
  padding: 15px 0;
  list-style: none;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.technical summary::-webkit-details-marker {
  display: none;
}
.technical summary span {
  font-size: 1rem;
}
.technical[open] summary span {
  transform: rotate(45deg);
}
.technical-body {
  padding: 14px 0 26px;
  max-width: 840px;
}
.technical dl {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 22px;
  margin: 22px 0 30px;
}
.technical dt {
  color: var(--muted);
  font-size: 0.7rem;
}
.technical dd {
  margin: 4px 0 0;
}
.source-url {
  overflow-wrap: anywhere;
}
.file-list {
  list-style: none;
  padding: 0;
}
.file-list li {
  padding: 13px 0;
  border-top: 1px solid var(--rule);
}
.file-list li > div {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 12px;
}
.file-list small {
  display: block;
  color: var(--muted);
  margin-top: 5px;
  font-size: 0.65rem;
  overflow-wrap: anywhere;
}
.file-size {
  margin-left: auto;
  color: var(--muted);
  font: 0.7rem var(--mono);
}
.file-read {
  font-size: 0.7rem;
}
.detail-note {
  color: var(--muted);
  max-width: 600px;
  margin: 25px 0 0;
}
.reading-layout {
  display: grid;
  grid-template-columns: minmax(0, 740px) 190px;
  grid-template-areas: "article outline";
  gap: 44px;
  justify-content: space-between;
  align-items: start;
}
.reading-layout > .prose {
  grid-area: article;
}
.contents {
  grid-area: outline;
  position: sticky;
  top: 32px;
  padding-top: 9px;
}
.contents .eyebrow {
  font-size: 0.62rem;
  margin-bottom: 24px;
}
.contents a {
  display: block;
  text-decoration: none;
  font-size: 0.82rem;
  margin: 16px 0;
}
.contents a:hover {
  text-decoration: underline;
}
.contents a span {
  display: inline-block;
  font: 0.6rem var(--mono);
  width: 27px;
  color: var(--muted);
}
.prose {
  font-family: var(--serif);
  font-size: 1.15rem;
  line-height: 1.78;
  min-width: 0;
  overflow-wrap: anywhere;
}
.prose h3 {
  font-family: var(--sans);
  font-size: 1.17rem;
  line-height: 1.5;
  margin: 2em 0 0.85em;
  font-weight: 600;
  letter-spacing: -0.02em;
}
.prose h4,
.prose h5,
.prose h6 {
  font-family: var(--sans);
  font-size: 1.02rem;
  line-height: 1.5;
  margin: 1.8em 0 0.8em;
  font-weight: 600;
}
.prose strong {
  font-weight: 700;
}
.prose ul,
.prose ol {
  padding-left: 1.35em;
  margin-bottom: 1.5em;
}
.prose li {
  padding-left: 0.2em;
  margin: 0.4em 0;
}
.prose blockquote {
  margin: 1.5em 0;
  padding: 0.1em 0 0.1em 24px;
  border-left: 2px solid #9aaf98;
  color: #4b5c51;
  font-style: italic;
}
.prose blockquote p:last-child {
  margin-bottom: 0;
}
.prose pre {
  background: var(--wash);
  padding: 20px;
  overflow: auto;
  white-space: pre;
  font: 0.78rem / 1.7 var(--mono);
}
.prose code {
  font-family: var(--mono);
  font-size: 0.75em;
}
.prose table {
  display: block;
  overflow: auto;
  border-collapse: collapse;
  font-size: 0.9em;
  margin: 24px 0;
}
.prose th,
.prose td {
  padding: 10px 15px;
  border: 1px solid var(--rule);
  text-align: left;
}
.prose hr {
  border: 0;
  border-top: 1px solid var(--rule);
  margin: 35px 0;
}
.document {
  scroll-margin-top: 32px;
  margin-bottom: 72px;
}
.document + .document {
  border-top: 1px solid var(--rule);
  padding-top: 38px;
}
.section-heading {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: 30px;
}
.section-heading > span {
  font: 0.7rem var(--mono);
  color: var(--muted);
}
.section-heading h2 {
  font-size: 2.5rem;
  line-height: 1.1;
  margin: 0;
  color: var(--green);
  letter-spacing: -0.03em;
}
.timestamp {
  font: 0.95rem / 1.5 var(--mono);
  font-weight: 400;
  white-space: nowrap;
  display: inline-block;
  background: var(--wash);
  padding: 4px 8px;
  margin-right: 4px;
  vertical-align: middle;
}
.unpublished-link {
  color: var(--muted);
}
.file-page {
  max-width: 820px;
  padding-top: 34px;
}
.file-page .reader-heading {
  margin-top: 36px;
}
.footer {
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 20px;
  padding: 30px 0 36px;
  margin-top: 70px;
  color: var(--muted);
  font-size: 0.7rem;
}
.footer > span:first-child {
  font-family: var(--serif);
  font-size: 1rem;
}
.footer a {
  text-decoration: none;
}
@media (max-width: 800px) {
  .masthead,
  .footer,
  main {
    width: calc(100% - 48px);
  }
  .masthead {
    min-height: 60px;
  }
  .reading-layout {
    display: block;
  }
  .contents {
    position: static;
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
    border-bottom: 1px solid var(--rule);
    padding: 0 0 20px;
    margin-bottom: 35px;
  }
  .contents .eyebrow {
    width: 100%;
    margin: 0;
  }
  .contents a {
    margin: 0;
  }
  .technical {
    margin-bottom: 32px;
  }
  .reader-heading {
    margin-top: 38px;
  }
  .prose {
    font-size: 1.12rem;
  }
  .reader-heading h1 {
    font-size: 2.7rem;
  }
}
@media (max-width: 480px) {
  .masthead,
  .footer,
  main {
    width: calc(100% - 36px);
  }
  .brand {
    font-size: 1.4rem;
  }
  .entries li {
    gap: 15px;
    padding: 28px 0;
  }
  .entry-number {
    min-width: 22px;
  }
  .reader-heading h1 {
    font-size: 2.3rem;
  }
  .reader-meta {
    gap: 10px 18px;
  }
  .technical dl {
    grid-template-columns: repeat(2, 1fr);
  }
  .technical-body {
    font-size: 0.75rem;
  }
  .section-heading h2 {
    font-size: 2.2rem;
  }
  .footer {
    flex-wrap: wrap;
    margin-top: 40px;
  }
  .footer > span:first-child {
    width: 100%;
  }
  .contents {
    gap: 15px;
  }
  .contents a {
    font-size: 0.75rem;
  }
  .contents a span {
    width: 20px;
  }
}
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
}
@media print {
  body {
    background: white;
    color: black;
  }
  .masthead,
  .footer,
  .contents,
  .technical,
  .back,
  .skip {
    display: none;
  }
  .reader,
  main {
    width: 100%;
  }
  .reading-layout {
    display: block;
  }
  .reader-heading {
    margin: 0 0 30px;
  }
  a {
    color: inherit;
  }
  .prose {
    font-size: 11pt;
  }
  .document {
    margin-bottom: 35px;
  }
  h2,
  h3,
  h4 {
    break-after: avoid;
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.reader-heading-anchor {
  display: flow-root;
  margin: 58px 0 34px;
}
.reader-heading-anchor > .reader-heading {
  display: flow-root;
  margin: 0;
}
@media (max-width: 800px) {
  .reader-heading-anchor {
    margin-top: 38px;
  }
}
@media screen and (min-width: 1024px) {
  html.reader-sticky-enabled {
    scroll-padding-top: calc(var(--reader-header-height, 144px) + 24px);
  }
  .reader-heading.is-pinned {
    position: fixed;
    z-index: 5;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: min(1120px, calc(100% - 96px));
    max-width: none;
    margin: 0;
    padding: 14px 0 16px;
    background: var(--paper);
    border-bottom: 1px solid var(--rule);
  }
  .reader-heading.is-pinned::before {
    content: "";
    position: absolute;
    z-index: -1;
    inset: 0 calc((100% - 100vw) / 2);
    background: var(--paper);
  }
  .reader-heading.is-pinned h1 {
    font-size: clamp(1.15rem, 2.35vw, 1.95rem);
    margin: 0 0 10px;
    overflow-wrap: anywhere;
  }
  .reader-heading.is-pinned .reader-meta {
    gap: 6px 20px;
  }
  .reader-sticky-enabled .contents {
    top: calc(var(--reader-header-height, 144px) + 24px);
  }
  .reader-sticky-enabled .document {
    scroll-margin-top: 0;
  }
}
@media print {
  .reader-heading-anchor {
    height: auto !important;
    margin: 0 0 30px;
  }
  .reader-heading-anchor > .reader-heading {
    position: static;
    transform: none;
    width: auto;
    max-width: none;
    margin: 0;
    padding: 0;
    border: 0;
  }
}