* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  background: #1a1a1a;
  color: #ccc;
  font-family: "Liberation Mono", "Courier New", monospace;
  font-size: 1rem;
  line-height: 1.6;
  display: grid;
  grid-template-columns: 12rem 1fr;
  min-height: 100vh;
}

nav {
  padding: 2rem 1.5rem;
  border-right: 1px solid #2a2a2a;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

nav a { color: #666; }
nav a:hover { color: #eee; }
nav > a { color: #ddd; font-weight: 700; letter-spacing: .1em; }

nav ul {
  list-style: none;
  margin: 1.5rem 0 0;
}

nav li {
  margin-bottom: .5rem;
}

nav li a {
  color: #555;
}

.nav-bottom {
  margin-top: auto;
  padding-top: 1rem;
  border-top: 1px solid #2a2a2a;
  display: flex;
  flex-direction: column;
  font-size: .75rem;
}

.nav-bottom .prompt {
  color: #555;
}

.nav-bottom .whoami {
  color: #888;
  margin: .2rem 0 .4rem;
}

.nav-about-link {
  font-size: .85rem;
  color: #8f8;
}

.nav-about-link:hover {
  text-shadow: 0 0 8px rgba(136, 255, 136, .4);
}

main {
  padding: 3rem 2.5rem;
  max-width: 44rem;
}

h1, h2, h3 {
  color: #eee;
  font-weight: 700;
  margin: 1.5rem 0 .5rem;
}

h1 { font-size: 1.4rem; margin-top: 0; }
h2 { font-size: 1.2rem; }
h3 { font-size: 1.1rem; }

p { margin-bottom: 1rem; }

a { color: #5af; }
a:visited { color: #88e; }
a:hover { text-decoration: underline; }

ul, ol { margin: 0 0 1rem; padding-left: 1.5rem; }
li { margin-bottom: .3rem; }

strong { color: #eee; }

small { color: #777; font-size: .85rem; }

code {
  font-family: "Liberation Mono", "Courier New", monospace;
  background: #222;
  padding: .15em .4em;
  font-size: .85em;
}

pre {
  background: #222;
  padding: 1rem;
  overflow-x: auto;
  white-space: pre-wrap;
  word-break: break-word;
  line-height: 1.5;
  margin: 0 0 1rem;
}

pre code {
  background: none;
  padding: 0;
  font-size: .85rem;
}

blockquote {
  margin: 0 0 1rem;
  padding: 0 0 0 1rem;
  border-left: 3px solid #2a2a2a;
  color: #777;
}

hr {
  border: none;
  border-top: 1px solid #2a2a2a;
  margin: 2rem 0;
}

table {
  border-collapse: collapse;
  margin: 0 0 1rem;
  width: 100%;
}

th, td {
  border: 1px solid #2a2a2a;
  padding: .4rem .6rem;
  text-align: left;
}

th { background: #222; }

img { max-width: 100%; }

.profile-pic-main {
  width: 8rem;
  height: 8rem;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #2a2a2a;
  flex-shrink: 0;
}

.profile-pic-about {
  width: 10rem;
  height: 10rem;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid #2a2a2a;
  display: block;
  margin-bottom: 1.5rem;
}

.intro {
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  margin-bottom: 1rem;
}

article { max-width: 44rem; }

@media (max-width: 50rem) {
  body {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
    font-size: .9rem;
  }
  nav {
    border-right: none;
    border-bottom: 1px solid #2a2a2a;
    padding: .5rem 1rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    column-gap: .75rem;
    row-gap: .2rem;
    flex-direction: row;
    position: static;
    height: auto;
  }
  nav ul {
    display: flex;
    flex-wrap: wrap;
    column-gap: .75rem;
    margin: 0;
  }
  nav li { margin: 0; }
  .nav-bottom { display: none; }
  .intro {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
  .profile-pic-main {
    width: 6rem;
    height: 6rem;
  }
  main { padding: 1rem; }
}