:root {
  --article-background: #fefefe;
  --article-ink: #27282a;
  --article-muted: #75787c;
  --article-accent: #0b8e53;
  --article-rule: #e2e3e5;
  --article-max-width: 660px;
  --article-gutter: 24px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 100%;
  background: var(--article-background);
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--article-background);
  color: var(--article-ink);
  font-family: "Libre Baskerville", Georgia, serif;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

::selection {
  background: rgba(11, 142, 83, 0.18);
  color: var(--article-ink);
}

a {
  color: inherit;
}

.article-page {
  width: min(var(--article-max-width), calc(100vw - (var(--article-gutter) * 2)));
  margin: 0 auto;
  padding: 80px 0 96px;
}

.article-header {
  width: 100%;
}

.article-date {
  margin: 0;
  color: var(--article-accent);
  font-size: 12px;
  line-height: 1.35;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.article-title {
  margin: 22px 0 0;
  color: var(--article-ink);
  font-size: 30px;
  line-height: 1.2;
  letter-spacing: -0.02em;
  font-weight: 700;
}

.article-subtitle {
  margin: 16px 0 0;
  color: var(--article-muted);
  font-size: 18px;
  line-height: 28px;
  letter-spacing: -0.02em;
  font-style: italic;
  font-weight: 400;
}

.article-rule {
  margin: 54px 0 0;
  border: 0;
  border-top: 1px solid var(--article-rule);
}

.article-content {
  margin-top: 58px;
  width: 100%;
}

.article-content p,
.article-content pre {
  margin: 0 0 26px;
  font-size: 16px;
  line-height: 26px;
  letter-spacing: -0.03em;
  color: var(--article-ink);
}

.article-content p:last-child,
.article-content pre:last-child {
  margin-bottom: 0;
}

.article-callout {
  margin: 0 0 26px;
  padding-left: 20px;
  border-left: 1px solid var(--article-rule);
}

.article-callout p {
  margin: 0;
}

.article-callout-lead {
  font-weight: 700;
}

.article-callout-body {
  margin-top: 10px;
}

.article-section-title {
  margin: 46px 0 14px;
  color: var(--article-ink);
  font-size: 19px;
  line-height: 30px;
  letter-spacing: -0.03em;
  font-weight: 700;
}

.article-emphasis-strong {
  font-style: normal;
  font-weight: 600;
}

@media (max-width: 720px) {
  :root {
    --article-gutter: 20px;
  }

  .article-page {
    padding-top: 56px;
    padding-bottom: 72px;
  }

  .article-title {
    font-size: 28px;
    line-height: 1.2;
  }

  .article-subtitle {
    font-size: 17px;
    line-height: 27px;
  }

  .article-rule {
    margin-top: 42px;
  }

  .article-content {
    margin-top: 42px;
  }

  .article-section-title {
    margin-top: 40px;
    font-size: 18px;
    line-height: 28px;
  }
}

@media (max-width: 480px) {
  .article-title {
    font-size: 26px;
  }

  .article-content p,
  .article-content pre {
    font-size: 15px;
    line-height: 25px;
  }

  .article-callout {
    padding-left: 16px;
  }
}