@charset "utf-8";

main, footer {
  display: grid;
  grid-column-gap: 2rem;
  grid-auto-flow: row;
  grid-template-columns:
    [screen-start] 1fr
    [page-start kicker-start left-start] 6rem [wide-start] 6rem
    [text-start kicker-end] 2rem 3rem 6rem 3rem
    [left-end right-start] 3rem [text-middle] 3rem 6rem 2rem
    [text-end gutter-start] 6rem [wide-end] 6rem
    [page-end gutter-end right-end] 1fr [screen-end];
  grid-template-rows: auto [last-row];
}

main {
  align-items: first baseline;
  padding-bottom: 8rem;
}

header, footer {
  font-weight: 300;
}

header {
  display: flex;
  background-color: var(--color-bg-default);
  padding: 1rem 1.5rem;
  align-items: center;
  justify-content: space-between;
}

footer {
  padding-bottom: 3rem;
  color: var(--color-fg-dim);
}

footer p {
  font-size: var(--font-size-tiny);
  display: block;
  text-align: left;
  grid-column: text;
}

nav {
  display: grid;
  grid-column: right;
  grid-auto-flow: column;
  grid-gap: 1.5rem;
  align-items: stretch;
  justify-self: end;
  text-transform: uppercase;
}

header a {
  display: flex;
  align-items: center;
}

main > *, footer > * {
  grid-column: text;
}

footer > *:last-child {
  margin-bottom: 0;
}

strong {
  font-weight: 600;
}

h1 {
  font-size: var(--font-size-xx-large);
  font-weight: var(--font-weight-semibold);
  margin: 4rem 0 0.5rem;
  line-height: 1.25;
}

h2 {
  font-size: var(--font-size-x-large);
  font-weight: var(--font-weight-semibold);
  margin: 3.75rem 0 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-fill-separator);
}

h3 {
  font-size: var(--font-size-large);
  font-weight: var(--font-weight-semibold);
  margin: 2rem 0 1.5rem;
}

h4 {
  font-size: var(--font-size-medium);
  font-weight: var(--font-weight-semibold);
  margin: 1.5rem 0 1rem;
}

h5 {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-semibold);
  margin: 1rem 0 0.25rem;
}

pre, code {
  line-height: 1.5;
  color: var(--color-fg-low-contrast);
  font-family: var(--font-family-code);
}

pre {
  background-color: var(--color-bg-highlight);
  overflow-x: scroll;
  font-size: 0.875rem;
  border-radius: 4px;
  padding: 1rem;
  margin: 0;
}

pre code {
  background: none !important;
  padding: 0;
}

pre.center {
  text-align: center;
}
pre.wide {
  margin: 1.5rem auto 2.5rem auto;
  padding: 1.5rem;
  grid-column-start: wide-start;
  grid-column-end: wide-end;
}

p code, ul code, ol code, aside code {
  padding: 1px 4px;
  border-radius: 2px;
  word-spacing: -2px;
  background-color: var(--color-fill-separator);
}

strong code {
  font-weight: 600 !important;
}

p code {
  font-weight: 400;
}

aside code {
  font-weight: normal;
  color: var(--color-fg-dim);
}

table {
  font-size: 0.875rem;
  border-collapse: collapse;
  background-color: var(--color-bg-highlight);
}

table td:first-child {
  white-space: nowrap;
  padding-right: 1rem;
}

table td {
  vertical-align: top;
  padding: 0.5rem;
}

table th {
  font-size: var(--font-size-small);
  font-weight: var(--font-weight-regular);
  background-color: var(--color-fill-separator);
  padding: 0.5rem;
  text-align: left;
}

table tr {
  border-bottom: 1px solid var(--color-fill-separator);
}

table tr:last-child {
  border-bottom: none;
}

table code {
  font-weight: normal;
}

p:last-child {
  margin-bottom: 0;
}

p + blockquote {
  margin-top: 1rem;
}
blockquote + p {
  margin-top: 1rem;
}

blockquote {
  color: var(--color-fg-low-contrast);
  background: var(--color-bg-highlight);
  padding: 1rem;
  margin: 1rem 0;
  border-left: 2px solid var(--color-border-focus);
}

blockquote pre {
  background-color: var(--color-fill-separator);
}

.title {
  align-items: stretch;
  justify-self: start;
}

.title img {
  width: 1.75rem;
  height: 1.75rem;
}

.title span {
  color: var(--color-fg-low-contrast);
  margin-left: 0.5rem;
}

.title:hover span {
  text-decoration: underline;
}

.toc + hr {
  margin-bottom: 3rem;
}

.first {
  margin-top: 60px;
}

.subtitle {
  font-size: 1.125rem;
  color: var(--color-fg-dim);
  margin: 0 0 3rem;
}

main figure, main img {
  margin: 1rem 0 2rem 0;
}

main img, main object {
  margin: 0;
  padding: 0;
  border: 0;
  outline: none;
}

main img.placeholder {
  width: 100%;
  height: 8rem;
  border: none !important;
  outline: none !important;
  background: var(--color-bg-highlight) !important;
}

figure {
  width: 100%;
}

figure pre {
  margin: 0;
}

li pre {
  margin-top: 1rem;
  margin-right: 1rem;
  padding: 0.75rem;
}

figure img, figure object {
  display: block;
  margin: 0 auto;
}

figure object + figcaption {
  margin-top: 1rem;
}

figure.diagram {
  grid-column-start: kicker-start;
  grid-column-end: gutter-end;
}

figure.diagram.tall {
  grid-column-start: text-start;
  grid-column-end: text-end;
}

figcaption {
  margin-top: 0.5rem;
  width: 100%;
  white-space: nowrap;
  overflow-x: hidden;
  text-align: center;
  text-overflow: ellipsis;
}

aside {
  grid-column: gutter;
}

aside.span-2 {
  grid-row: span 2;
}
aside.span-3 {
  grid-row: span 3;
}
aside.span-4 {
  grid-row: span 4;
}
aside.span-5 {
  grid-row: span 5;
}

aside p {
  margin-bottom: 1em;
}

aside a {
  text-decoration: none !important;
  border-bottom: 1px dotted var(--color-fg-dim);
}

aside.kicker {
  grid-column: kicker;
}

aside.diagram {
  margin-top: 1.5rem;
}

figcaption, aside {
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--color-fg-dim);
}

a {
  color: unset;
  text-decoration: unset;
}

li a, p a {
  border-bottom: 1px solid var(--color-fg-dim);
}
p a:hover {
  border-bottom-color: var(--color-fg-contrast);
}

p, ol, ul, table, pre {
  margin: 0 0 1rem;
}

ol, ul {
  padding-left: 2rem;
}

li {
  padding-left: 0.5rem;
}

hr {
  grid-column: screen;
  width: 100%;
  border: none;
  border-top: 1px solid var(--color-fill-separator);
  margin: 0;
}

span.highlight {
  color: var(--color-fg-emphasized);
}

span.highlight-secondary {
  color: var(--color-fg-highlight-secondary);
}

.banner {
  border-radius: 4px;
  width: 100%;
}

.button {
  color: var(--color-fill-secondary);
  font-weight: normal;
  padding: 1rem 2rem;
  border: 1px solid var(--color-fill-secondary);
  border-radius: 4px;
}
.button:hover {
  color: white;
  background-color: var(--color-fill-secondary);
}

.toc {
  display: flex;
  flex-direction: column;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.75rem !important;
  margin: 2rem 0 3rem 0;
  padding: 0;
  max-height: 18rem;
}

.toc a {
  border-bottom-width: 1px;
  border-bottom-style: none;
}
.toc a:hover {
  border-bottom-style: solid;
}

.toc code {
  font-size: 0.75rem;
}

.toc li, .toc ul {
  padding: 0;
  margin: 0;
  list-style-type: none;
}

.toc-h2 > a {
  font-weight: bold !important;
}
.toc-h2 > ul {
  margin-left: 0.5rem;
}
.toc-h3 > ul {
  margin-left: 1rem;
}
.toc-h3 > a, .toc-h4 > a, .tok-h5 > a {
  color: var(--color-fg-dim);
}

.poem {
  font-style: italic;
  font-size: 0.75rem;
  grid-column-start: text-start;
  grid-column-end: text-middle;
  margin-bottom: 1rem;
  padding-left: 2rem;
}

@media (max-width: 1280px) {
  main, footer {
    grid-column-gap: 1.25rem;
  }
}

@media (max-width: 1024px) {
  aside, .poem {
    display: none;
  }

  main, header, footer {
    padding-left: 1rem;
    padding-right: 1rem;
  }
  main, footer {
    max-width: 720px;
    margin: 0 auto;
    grid-template-columns:
      [screen-start page-start text-start] 100% [page-end text-end screen-end];
  }

  pre.wide {
    grid-column: text !important;
    margin-right: 0;
    margin-left: 0;
  }
  figure.diagram {
    grid-column: screen !important;
  }
  figure.diagram object {
    width: 100%;
  }
}