@import "pygments-light.css" (prefers-color-scheme: light);
@import "pygments-dark.css" (prefers-color-scheme: dark);

:root {
  --color-background: #ffffff;
  --color-contrast: #000000;
  --color-link: #505050;
  --color-mute1: #a0a0a0;
  --color-mute2: #c0c0c0;
  --color-mute3: #eeeeee;
  --color-pop: #18d4f5;
  --color-text: #000000;

  box-sizing: border-box;
  color-scheme: light dark;
}

*, *:before, *:after {
  box-sizing: inherit;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #1e1e1e;
    --color-contrast: #ffffff;
    --color-link: #ffffff;
    --color-mute1: #909090;
    --color-mute2: #a0a0a0;
    --color-mute3: #4a4a4a;
    --color-pop: #18d4f5;
    --color-text: #d4d4d4;
  }
}

@media (max-width: 849px) {
  nav {
    min-width: 165px;
    max-width: 185px;
    margin: 20px auto;
    padding: 10px;
  }

  main {
    margin: 10px auto;
  }

  main img {
    max-width: 100%;
  }
}

@media (min-width: 850px) {
  #line1 {
    position: fixed;
    top: 75px;
    bottom: 0;
    left: 10px;
    width: 3px;
  }

  #line2 {
    position: fixed;
    top: 100px;
    bottom: -5px;
    left: 15px;
    width: 2px;
  }

  #line3 {
    position: fixed;
    width: 210px;
    left: 0;
    bottom: 10px;
    height: 3px;
  }

  nav {
    position: fixed;
    width: 170px;
    left: 20px;
    bottom: 40px;

    margin: 20px 30px 0px 10px;
    padding: 10px;
  }

  main {
    margin: 20px auto 20px 230px;
  }

  main img {
    margin: 10px;
    max-width: calc(100% - 20px);
  }
}

body {
  background-color: var(--color-background);
  color: var(--color-text);
  font-size: 16px;
  line-height: 1.4;
}

#line1 {
  background-color: var(--color-mute2);
}

#line2 {
  background-color: var(--color-pop);
}

#line3 {
  background-color: var(--color-mute2);
}

body > header {
  margin-top: 10px;
  margin-left: 15px;
  margin-right: 15px;
  margin-bottom: 0;
  padding: 0;
}

nav {
  font-family: monospace;
  border: 2px solid var(--color-pop);
  text-align: right;
}

nav h1 {
  border: none;
  color: var(--color-link);
  cursor: default;
  font-size: 1.1em;
  font-weight: normal;
  letter-spacing: 1px;
  margin: 0 0 12px 0;
}

nav h1 span {
  border-bottom: 2px solid var(--color-mute2);
}

nav a {
  text-decoration: none;
}

nav ul {
  margin: 0;
  padding: 0;
}

nav ul li {
  list-style-type: none;
  margin: 0;
  margin-bottom: 10px;
  padding: 0;
}

body > footer {
  margin: 1em;
  font-family: monospace;
  font-size: 0.8em;
  text-align: right;
  color: var(--color-mute1);
}

body > footer a {
  color: var(--color-mute1);
  text-decoration: none;
}

body > footer a:hover {
  text-decoration: underline;
}

main {
  max-width: 750px;
  font-family: sans-serif;
}

main header p {
  font-size: 0.9em;
}

article {
  margin: 10px 0;
}

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

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

a.section-link {
  font-size: 0.9em;
  padding: 0 0.3em;
  visibility: hidden;
}

a.section-link:not(:hover) {
  color: var(--color-mute2);
}

a.section-link::before {
  content: '#';
}

@media(hover: none) {
  :is(h1, h2, h3, h4, h5, h6) > a.section-link {
    visibility: visible;
  }
}

@media(hover: hover) {
  :is(h1, h2, h3, h4, h5, h6):hover > a.section-link {
    visibility: visible;
  }
}

a img {
  border: 1px solid var(--color-mute2);
}

a:hover img {
  border: 2px solid var(--color-pop);
}

h1, h2, h3, h4, h5, h6 {
  font-family: monospace;
  color: var(--color-link);
}

h1 {
  font-weight: bold;
  border-bottom: 2px solid var(--color-pop);
  margin: 15px 0 10px 0;
  clear: both;
}

h2 {
  font-weight: bold;
  border-bottom: 2px solid var(--color-pop);
  margin: 15px 0 10px 0;
  clear: both;
}

h3 {
  margin: 15px 0 10px 0;
}

h4 {
  font-size: 120%;
  margin: 1ex 0;
}

:is(h1, h2, h3, h4, h5, h6) a {
  text-decoration: none;
}

main h1 {
  font-size: 180%;
}

hr {
  border: 0;
  color: var(--color-mute2);
  background-color: var(--color-mute2);
  height: 2px;
  width: 85%;
  margin-top: 12px;
  margin-bottom: 12px;
}

kbd > kbd {
  border-radius: 3px;
  padding: .1em .3em;
  border: 1px solid var(--color-contrast);
}

p {
  margin: 10px 0 10px 0;
}

:not(pre) > code {
  color: var(--color-link);
  padding: 0 0.2em;
}

pre {
  padding: 8px 5px;
  margin: 5px;
  border: 1px dashed var(--color-contrast);
  clear: both;
  overflow-x: auto;
}

blockquote {
  padding: 10px;
  background-color: var(--color-mute3);
  font-style: italic;
}

time {
  color: var(--color-link);
  font-family: monospace;
}

table {
  border-collapse: collapse;
}

td,
th {
  border: 1px solid var(--color-mute2);
  padding: 1ex;
}