:root {
  --font-mono: "IBM Plex Mono", "JetBrains Mono", "Cascadia Mono", "SFMono-Regular", Consolas, "Liberation Mono", monospace;

  --paper: #1a1b26;
  --panel: #16161e;
  --ink: #c0caf5;
  --muted: #7aa2f7;
  --rule: #33467c;

  --green: #8ec07c;
  --purple: #cba6f7;
  --pink: #f38ba8;
  --yellow: #f9e2af;
  --blue: #7aa2f7;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: var(--font-mono);
  font-size: 16px;
  line-height: 1.9;
  letter-spacing: 0.02em;
  display: grid;
  grid-template-columns: 170px minmax(0, 1fr);
  min-height: 100vh;
  background-color: var(--paper);
  background-image: radial-gradient(rgba(192, 202, 245, 0.025) 0.7px, transparent 0.7px);
  background-size: 4px 4px;
  color: var(--ink);
}

aside {
  padding: 32px 20px;
  border-right: 1px solid var(--rule);
  background: var(--panel);
}

aside h1 {
  margin: 0 0 36px;
  font-size: 1.1rem;
  font-weight: normal;
  letter-spacing: 0.08em;
}

aside h1 a { color: var(--ink); text-decoration: none; }

nav a {
  display: block;
  margin-bottom: 10px;
  line-height: 1.5;
  text-decoration: none;
  color: var(--green);
}

nav a.active {
  color: var(--pink);
  border-left: 3px solid var(--pink);
  padding-left: 8px;
}

.nav-util { margin-top: 28px; }

a { color: var(--purple); }
a:hover { text-decoration: underline; }

main {
  padding: 36px 52px 64px;
  max-width: 1100px;
}

main a {
  text-decoration: none;
  border-bottom: 1px solid rgba(203, 166, 247, 0.35);
}

main a:hover { border-bottom-color: var(--purple); }

.breadcrumbs {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--muted);
  margin-bottom: 24px;
  letter-spacing: 0.03em;
}

h1, h2, h3 {
  font-weight: normal;
  letter-spacing: 0.04em;
  margin-top: 1.5em;
  margin-bottom: 0.65em;
}

main h1 {
  margin-top: 0;
  margin-bottom: 1.5em;
  color: var(--yellow);
}

h2 {
  font-size: 1rem;
  padding-bottom: 5px;
  border-bottom: 3px double var(--rule);
  margin-top: 2.2em;
}

h3 { font-size: 1rem; }
ul, ol { padding-left: 1.4em; }
ul { list-style-type: square; }
li { margin-bottom: 0.35em; }
li::marker { color: var(--yellow); }

pre, code, kbd, samp {
  font-family: var(--font-mono);
}

code { font-size: 0.95em; }

pre {
  overflow-x: auto;
  padding: 1rem;
  border: 1px solid var(--rule);
  background: var(--panel);
  line-height: 1.55;
}

pre code { font-size: 0.9rem; }

table {
  border-collapse: collapse;
  width: 100%;
  margin: 1.5rem 0;
}

th, td {
  border-bottom: 1px solid var(--rule);
  text-align: left;
  padding: 0.45rem 0.65rem;
  vertical-align: top;
}

img, video { max-width: 100%; height: auto; }

.video-embed {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  margin: 1.5rem 0;
}

.video-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
}

.meta { font-size: 0.875rem; color: var(--muted); }

@media (max-width: 700px) {
  body { display: block; }
  aside {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
    padding: 20px;
  }
  aside h1 { margin-bottom: 18px; }
  nav { display: flex; flex-wrap: wrap; gap: 8px 16px; }
  nav a { margin-bottom: 0; }
  nav a.active {
    border-left: 0;
    border-bottom: 2px solid var(--pink);
    padding-left: 0;
  }
  .nav-util { margin-top: 0; }
  main { padding: 24px 20px; max-width: none; }
}

::selection {
  background: #33467c;
  color: #c0caf5;
}

::-moz-selection {
  background: #33467c;
  color: #c0caf5;
}