:root {
  --color-background: #282828;
  --color-code-background: #1d2021;
  --color-inline-code-background: #3c3836;
  --color-divider: #504945;
  --color-body-text: #ffffff;
  --color-heading: #fbf1c7;
  --color-text-soft: #ebdbb2;
  --color-text-muted: #a89984;
  --color-link: #83a598;
  --color-link-hover: #fabd2f;
  --color-focus: #fe8019;
  --color-blockquote: #d5c4a1;
  --color-blockquote-border: #d65d0e;
  --color-icon-light: #ffffff;
  --color-bluesky: #0560ff;
  --color-mastodon: #6364ff;
  --color-rss: #f26522;
  --page-width: 72rem;
  --content-width: 48rem;
  --masthead-section-spacing: 2rem;
  --section-heading-spacing: 1.5rem;
}

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

html {
  font-family: system-ui, sans-serif;
  line-height: 1.5;
}

body {
  display: flex;
  min-height: 100vh;
  min-height: 100dvh;
  margin: 0;
  flex-direction: column;
  color: var(--color-body-text);
  background: var(--color-background);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  color: var(--color-heading);
}

::selection {
  background: var(--color-divider);
}

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

a:hover,
a:focus-visible {
  color: var(--color-link-hover);
}

a:focus-visible {
  outline: 2px solid var(--color-focus);
  outline-offset: 3px;
}

a[target="_blank"]:not(.contact-link)::after {
  display: inline-block;
  width: 0.65em;
  height: 0.65em;
  margin-inline-start: 0.2em;
  background: currentColor;
  vertical-align: 0.35em;
  content: "";
  mask: url("/assets/icons/up-right-from-square-solid-full.svg") center / contain no-repeat;
}

.site-header,
main,
.site-footer {
  width: min(100% - 2rem, var(--page-width));
  margin-inline: auto;
}

.site-header,
.site-footer {
  padding-block: 1.5rem;
}

.site-header--divided {
  border-bottom: 1px solid var(--color-divider);
}

.site-header--home {
  padding-bottom: 0;
}

main {
  flex: 1;
  padding-block: 2rem;
}

.error-page {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}

.error-message h1 {
  margin: 0;
  font-size: clamp(2.25rem, 10vw, 6rem);
  line-height: 1;
}

.error-message p {
  margin-bottom: 0;
}

.site-title,
.page-title {
  display: block;
  margin: 0;
  font-size: 2rem;
  font-weight: 700;
}

.site-title {
  text-align: center;
}

.page-heading {
  position: relative;
  width: fit-content;
  max-width: min(100%, var(--content-width));
  margin-inline: auto;
  padding-top: 1rem;
}

.page-title {
  text-align: left;
}

.page-date {
  display: block;
  margin-top: 0.25rem;
  color: var(--color-text-muted);
  font-size: 0.75rem;
}

.breadcrumb {
  position: absolute;
  top: 0;
  left: 0;
  width: max-content;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  white-space: nowrap;
}

.breadcrumb a {
  color: inherit;
}

.breadcrumb ol {
  display: flex;
  margin: 0;
  padding: 0;
  list-style: none;
}

.breadcrumb li + li::before {
  content: "\203A";
  margin-inline: 0.5rem;
}

.breadcrumb li:last-child::after {
  content: "\203A";
  margin-inline-start: 0.5rem;
}

.site-header p,
.site-footer p {
  margin-block: 0.5rem 0;
}

.content-page {
  max-width: var(--content-width);
  margin-inline: auto;
}

code {
  color: var(--color-text-soft);
}

:not(pre) > code {
  background: var(--color-inline-code-background);
}

hr {
  border: 0;
  border-top: 1px solid var(--color-divider);
}

.site-footer {
  border-top: 1px solid var(--color-divider);
  color: var(--color-text-muted);
  text-align: center;
}