:root {
  --bg: #fff;
  --fg: #111;
  --muted: #666;
  --border: #ddd;
  --accent: #000;
  --maxw: 92ch;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--fg);
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono",
               "Courier New", monospace;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 2rem 1rem;
}

header, footer {
  border-bottom: 1px solid var(--border);
}

footer { border-top: 1px solid var(--border); border-bottom: 0; color: var(--muted); }

nav a { text-decoration: none; color: var(--fg); }
nav a[aria-current="page"] { text-decoration: underline; }

h1, h2, h3 { line-height: 1.2; }
code, pre { background: #f6f6f6; padding: .2em .4em; }
pre { padding: .75rem; overflow: auto; }

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

a { color: var(--accent); }
a:hover { opacity: .8; }

ul.module-list { list-style: none; padding: 0; }
ul.module-list li { padding: .25rem 0; }
.card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  margin: 1rem 0;
}

p {
  text-align: justify;
}