@import url('https://fonts.googleapis.com/css2?family=Gowun+Dodum&family=IBM+Plex+Sans+KR:wght@400;500;600;700&family=JetBrains+Mono:wght@400;600&display=swap');

:root {
  --mono-font: 'JetBrains Mono', monospace;
  --content-max-width: 820px;
  font-family: 'Gowun Dodum', sans-serif;
}

body {
  font-size: 1.75rem;
  line-height: 1.8;
  letter-spacing: 0.01em;
}

.content main {
  padding-block: 2rem 5rem;
}

.header,
h1,
h2,
h3,
h4 {
  font-family: 'IBM Plex Sans KR', sans-serif;
  letter-spacing: -0.025em;
}

h2 {
  margin-top: 2.4em;
}

h3,
h4 {
  margin-top: 2em;
}

h1.menu-title {
  font-size: 2rem;
  font-weight: 600;
}

a,
.content a {
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
  transition: color 120ms ease, text-decoration-color 120ms ease;
}

strong {
  font-family: 'IBM Plex Sans KR', sans-serif;
  font-weight: 600;
}

blockquote {
  border-radius: 0 8px 8px 0;
  padding-block: 0.8em;
}

:not(pre) > code.hljs,
:not(pre) > code {
  border: 1px solid var(--quote-border);
  border-radius: 4px;
  background-color: var(--quote-bg);
  padding: 0.08em 0.35em;
}

pre {
  border: 1px solid var(--quote-border);
  border-radius: 8px;
  box-shadow: 0 12px 30px var(--overlay-bg);
}

pre code.hljs {
  border-radius: 8px;
}

hr {
  border-color: var(--table-border-color);
  margin-block: 3.5rem;
}

table {
  border-radius: 6px;
  overflow: hidden;
}

#mdbook-menu-bar {
  border-bottom: 1px solid var(--table-border-color);
  backdrop-filter: blur(12px);
}

#mdbook-sidebar {
  border-right: 1px solid var(--sidebar-spacer);
}

.chapter li a.active {
  font-weight: 600;
}

a.button {
  display: inline-block;
  border: 1px solid var(--links);
  border-radius: 6px;
  background-color: var(--quote-bg);
  padding: 0.7rem 1.2rem;
  color: var(--links);
  font-family: 'IBM Plex Sans KR', sans-serif;
  font-weight: 600;
}

a.button:link,
a.button:hover,
a.button:active {
  color: var(--links);
  text-decoration: none;
}

@media (max-width: 700px) {
  body {
    font-size: 1.65rem;
  }

  .content main {
    padding-block: 1rem 3rem;
  }
}