:root {
  --page: #fbfbf7;
  --ink: #171714;
  --subtle: #67675f;
  --line: #b8b8ad;
  --blue: #0000cc;
  --visited: #551a8b;
  --font-text: Georgia, "Times New Roman", serif;
  --font-ui: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --bg-color: var(--page);
  --font-color: var(--ink);
  --navbar-link-color: var(--blue);
  --navbar-hover-link-color: #c00;
  --time-color: var(--subtle);
  --link-color: var(--blue);
  --hover-link-color: #c00;
}

* { box-sizing: border-box; }
html { font-size: 17px; scroll-behavior: auto; }
body {
  padding: 0 14px;
  color: var(--ink);
  background: var(--page);
  font-family: var(--font-text);
  line-height: 1.62;
}

.index-banner {
  max-width: 1060px;
  margin: 12px auto 0;
  display: flex;
  justify-content: space-between;
  padding: 5px 8px;
  color: white;
  background: #111;
  font: bold 10px/1.2 var(--font-ui);
  letter-spacing: .08em;
}

.nav-div { position: static; width: auto; }
.nav-background { border: 0; background: transparent; }
.nav-bar {
  max-width: 1060px;
  margin: 0 auto;
  padding: 8px;
  border: 1px solid var(--line);
  border-top: 0;
  background: #ecece5;
}
.nav-bar ul { gap: 3px 0; }
.nav-bar li { padding: 0; }
.nav-bar li:not(:last-child)::after { content: " | "; color: var(--subtle); padding: 0 7px; }
.nav-bar li a,
.nav-bar li a:visited {
  color: var(--blue);
  font: 12px/1.2 var(--font-ui);
  font-variant: normal;
  text-decoration: underline;
}
.nav-bar li a[aria-current="page"] { color: var(--ink); font-weight: bold; text-decoration: none; }

.page {
  max-width: 1060px;
  margin: 34px auto 0;
  padding: 0 8px;
  display: grid;
  grid-template-columns: minmax(0, 700px) minmax(150px, 220px);
  column-gap: 60px;
  align-items: start;
}
.article-breadcrumb {
  grid-column: 1 / -1;
  margin-bottom: 18px;
  color: var(--subtle);
  font: 10px/1.3 var(--font-ui);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.blog-title {
  grid-column: 1 / -1;
  max-width: 820px;
  margin: 0 0 10px;
  padding: 0;
  color: var(--ink);
  font: bold clamp(30px, 4.2vw, 44px)/1.04 var(--font-text);
  letter-spacing: -.035em;
  text-align: left;
}
.blog-date {
  grid-column: 1;
  margin: 0 0 28px;
  color: var(--subtle);
  font: 11px/1.3 var(--font-ui);
  text-align: left;
}
.article-hero {
  grid-column: 1 / -1;
  display: block;
  margin: 0 0 42px;
  padding: 0;
}
.article-hero img {
  display: block;
  width: 100%;
  max-height: 570px;
  object-fit: cover;
  border: 1px solid var(--ink);
  padding: 4px;
  background: white;
}
.article-hero--document img { height: 500px; object-fit: contain; background: #eeece4; }
.article-hero figcaption {
  margin-top: 6px;
  color: var(--subtle);
  font: 10px/1.35 var(--font-ui);
}

.page > section {
  grid-column: 1;
  margin: 0;
  padding: 0;
  border: 0;
}
.page > #sec-intro {
  margin-bottom: 26px;
  padding: 20px 0;
  border-top: 4px double var(--ink);
  border-bottom: 1px solid var(--line);
  font-size: 20px;
  line-height: 1.5;
}
.page > #sec-intro p { margin: 0; }
.page > #sec-body { padding-bottom: 36px; }
.page p { margin: 0 0 1em; }

a,
a:visited { color: var(--blue); text-decoration: underline; text-underline-offset: .12em; }
a:visited { color: var(--visited); }
a:hover,
a:visited:hover { color: #c00; }

.page .spaced-list { margin: 0; padding: 0; list-style: none; counter-reset: item; }
.page .spaced-list > li {
  position: relative;
  counter-increment: item;
  margin: 0;
  padding: 18px 0 18px 46px;
  border-top: 1px dotted var(--line);
}
.page .spaced-list > li::before {
  content: counter(item, decimal-leading-zero);
  position: absolute;
  top: 21px;
  left: 0;
  color: var(--subtle);
  font: 10px/1 var(--font-ui);
}
.page .spaced-list > li:first-child { border-top: 0; }
.page .spaced-list > li > p { margin: 0; }
.page .spaced-list ul {
  margin: 12px 0 0;
  padding-left: 20px;
  list-style: square;
}
.page .spaced-list ul li { margin: 7px 0; padding-left: 4px; }

.website-footer { margin: 20px auto 18px; padding: 0 14px; border: 0; }
.footer-content {
  max-width: 1060px;
  padding: 8px;
  border-top: 4px double var(--ink);
  font: 10px/1.2 var(--font-ui);
}
.footer-content a,
.footer-content a:visited { color: var(--blue); }

@media (max-width: 820px) {
  body { padding: 0 8px; }
  .index-banner span:not(:first-child) { display: none; }
  .nav-bar ul { display: block; column-count: 2; }
  .nav-bar li:not(:last-child)::after { display: none; }
  .page { display: block; margin-top: 24px; padding: 0 4px; }
  .blog-title { font-size: clamp(30px, 9vw, 38px); }
  .article-hero { margin-bottom: 28px; }
  .article-hero--document img { height: auto; max-height: 500px; }
  .page > #sec-intro { font-size: 18px; }
}

@media (max-width: 480px) {
  .page .spaced-list > li { padding-left: 34px; }
  .article-hero img { padding: 2px; }
}