:root {
  --measure: 54rem;
  --page: #f3f4f5;
  --paper: #fff;
  --ink: #202124;
  --muted: #56595c;
  --rule: #aeb4b9;
  --light-rule: #d8dcdf;
  --link: #1b4f9c;
  --visited: #6b2a7a;
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: var(--page);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 15px;
  line-height: 1.6;
}

.wrap,
.bar {
  max-width: var(--measure);
  margin: 0 auto;
  padding-left: 1.5rem;
  padding-right: 1.5rem;
}

.wrap {
  min-height: calc(100vh - 10rem);
  padding-top: 1.75rem;
  padding-bottom: 3.5rem;
  background: var(--paper);
  border-left: 1px solid var(--light-rule);
  border-right: 1px solid var(--light-rule);
}

.bar {
  padding-top: 0.8rem;
  padding-bottom: 0.8rem;
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}

header.site {
  background: #f8f9fa;
  border-bottom: 1px solid var(--rule);
}

footer.site {
  margin-top: 0;
  background: #f8f9fa;
  border-top: 1px solid var(--rule);
  color: var(--muted);
  font-size: 0.82rem;
}

a {
  color: var(--link);
  text-decoration: none;
}

a:visited {
  color: var(--visited);
}

a:hover,
a:focus {
  text-decoration: underline;
}

.brand {
  color: var(--ink);
  font-family: Georgia, "Times New Roman", serif;
  font-size: 1.35rem;
  font-weight: normal;
  letter-spacing: 0.03em;
}

.brand:visited {
  color: var(--ink);
}

header.site nav a {
  margin-left: 1rem;
}

h1,
h2 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: normal;
}

h1 {
  margin: 0 0 1rem;
  padding-bottom: 0.2rem;
  border-bottom: 1px solid var(--rule);
  font-size: 2rem;
  line-height: 1.2;
}

h2 {
  margin: 2rem 0 0.75rem;
  padding-bottom: 0.12rem;
  border-bottom: 1px solid var(--light-rule);
  font-size: 1.45rem;
  line-height: 1.25;
}

h3 {
  margin: 1.5rem 0 0.5rem;
  font-size: 1.12rem;
}

h4 {
  margin: 1.25rem 0 0.45rem;
  font-size: 1rem;
}

p,
ul,
ol,
blockquote,
pre,
table,
figure {
  margin-top: 0;
  margin-bottom: 1rem;
}

ul,
ol {
  padding-left: 1.6rem;
}

li {
  margin-bottom: 0.2rem;
}

hr {
  margin: 2rem 0;
  border: 0;
  border-top: 1px solid var(--light-rule);
}

blockquote {
  margin-left: 1rem;
  padding-left: 0.9rem;
  border-left: 3px solid var(--rule);
  color: var(--muted);
}

code {
  padding: 0.08em 0.25em;
  background: #f1f2f3;
  font-family: monospace;
  font-size: 0.88em;
}

pre {
  padding: 0.8rem;
  overflow-x: auto;
  border: 1px solid var(--rule);
  background: #f8f9fa;
  font-family: monospace;
  font-size: 0.84rem;
  line-height: 1.45;
}

pre code {
  padding: 0;
  background: transparent;
  font-size: 1em;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 1.5rem auto;
  padding: 3px;
  border: 1px solid var(--rule);
  background: #fff;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9rem;
}

th,
td {
  padding: 0.4rem 0.55rem;
  border: 1px solid var(--rule);
  text-align: left;
  vertical-align: top;
}

th {
  background: #eceeef;
}

.muted {
  color: var(--muted);
}

.meta {
  margin: 0.1rem 0 0.35rem;
  color: var(--muted);
  font-size: 0.82rem;
}

.intro {
  margin-bottom: 1.75rem;
  padding: 0.65rem 0.8rem;
  border: 1px solid var(--light-rule);
  background: #f8f9fa;
}

.tags {
  color: var(--muted);
  font-size: 0.78rem;
}

.view-more {
  display: inline-block;
  margin-top: 0.5rem;
}

section {
  margin-bottom: 2.25rem;
}

.home-item {
  margin-bottom: 1.35rem;
}

.home-item p {
  margin-bottom: 0.25rem;
}

.home-title,
.post-title {
  font-size: 1.05rem;
}

.post-list {
  padding: 0;
  list-style: none;
}

.post-list li {
  margin-bottom: 1.4rem;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--light-rule);
}

.project .tagline {
  margin-top: -0.3rem;
  color: var(--muted);
  font-style: italic;
}

.series-note {
  margin-top: -0.35rem;
}

.series-nav {
  margin-top: 2.5rem;
  padding: 0.8rem;
  border: 1px solid var(--rule);
  background: #f8f9fa;
}

.series-nav h3 {
  margin-top: 0;
}

.post .back {
  margin-top: 2rem;
}

@media (max-width: 40rem) {
  .wrap,
  .bar {
    padding-left: 1rem;
    padding-right: 1rem;
  }

  .wrap {
    border-left: 0;
    border-right: 0;
  }

  .bar {
    display: block;
  }

  header.site nav {
    margin-top: 0.5rem;
  }

  header.site nav a {
    margin-left: 0;
    margin-right: 0.8rem;
  }
}