:root {
  color-scheme: light;
  --ink: #273444;
  --heading: #1f2d3d;
  --muted: #667386;
  --line: #dce3eb;
  --soft: #f6f8fb;
  --brand: #3478f6;
  --brand-dark: #2458b7;
  --paper: #ffffff;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  background: var(--paper);
}

body {
  color: var(--ink);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  font-size: 16px;
  line-height: 1.68;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--brand-dark);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

a:hover {
  color: var(--brand);
}

.page {
  display: grid;
  grid-template-columns: 250px minmax(0, 760px);
  gap: 64px;
  width: min(1130px, calc(100% - 56px));
  margin: 0 auto;
  padding: 58px 0 80px;
}

.site {
  position: sticky;
  top: 32px;
  align-self: start;
}

.site-name {
  margin: 0 0 8px;
  font-size: 25px;
  font-weight: 700;
  letter-spacing: -0.02em;
}

.site-name a {
  color: var(--ink);
  text-decoration: none;
}

.site-description {
  margin: 0 0 24px;
  color: var(--muted);
  font-size: 14px;
  line-height: 1.5;
}

.article-nav,
.project-nav {
  padding-top: 18px;
  border-top: 1px solid var(--line);
  font-size: 14px;
}

.nav-heading {
  margin: 0 0 10px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.article-list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.article-list li {
  margin: 0 0 9px;
  line-height: 1.4;
}

.article-list a {
  display: block;
  padding-left: 10px;
  border-left: 2px solid transparent;
  text-decoration: none;
}

.article-list a[aria-current="page"] {
  color: var(--ink);
  border-left-color: var(--brand);
  font-weight: 650;
}

.project-nav {
  margin-top: 20px;
}

main,
article {
  min-width: 0;
}

h1,
h2,
h3 {
  color: var(--heading);
  line-height: 1.2;
  letter-spacing: -0.025em;
}

h1 {
  max-width: 720px;
  margin: 0 0 28px;
  font-size: clamp(36px, 5vw, 48px);
  font-weight: 750;
}

h2 {
  margin: 46px 0 15px;
  padding-top: 8px;
  font-size: 25px;
  font-weight: 700;
}

h3 {
  margin: 34px 0 12px;
  font-size: 20px;
}

p,
ul,
ol,
blockquote,
table,
pre {
  margin-top: 0;
  margin-bottom: 20px;
}

article > p:first-of-type > em:only-child {
  display: block;
  margin-top: -16px;
  margin-bottom: 34px;
  color: var(--muted);
  font-size: 19px;
  line-height: 1.5;
}

article img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 38px auto 12px;
  border: 1px solid var(--line);
}

article img + em {
  color: var(--muted);
  font-size: 13px;
}

code {
  padding: 0.16em 0.35em;
  color: #293849;
  background: var(--soft);
  border: 1px solid var(--line);
  border-radius: 4px;
  font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  font-size: 0.9em;
  overflow-wrap: anywhere;
}

pre {
  padding: 16px;
  overflow: auto;
  background: var(--soft);
  border: 1px solid var(--line);
}

pre code {
  padding: 0;
  background: transparent;
  border: 0;
}

blockquote {
  margin-left: 0;
  padding-left: 18px;
  color: var(--muted);
  border-left: 3px solid var(--line);
}

table {
  display: block;
  width: 100%;
  overflow-x: auto;
  border-collapse: collapse;
}

th,
td {
  padding: 8px 11px;
  border: 1px solid var(--line);
  text-align: left;
  vertical-align: top;
}

@media (max-width: 900px) {
  .page {
    display: block;
    width: min(760px, calc(100% - 36px));
    padding-top: 36px;
  }

  .site {
    position: static;
    margin-bottom: 46px;
  }

  .site-description {
    margin-bottom: 18px;
  }

  .article-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px 22px;
  }

  .article-list li {
    margin: 0;
  }
}

@media (max-width: 520px) {
  .page {
    width: min(100% - 28px, 760px);
    padding: 28px 0 56px;
  }

  .article-list {
    display: block;
  }

  .article-list li {
    margin-bottom: 8px;
  }

  h1 {
    font-size: 35px;
  }

  h2 {
    margin-top: 38px;
    font-size: 23px;
  }
}