/*
 * MDWiki visual system
 * A quiet operations field manual with a server-status signal language.
 */

:root {
  --wiki-font-display: "Avenir Next", "Segoe UI Variable Display", "Segoe UI", ui-rounded, system-ui, sans-serif;
  --wiki-font-body: Inter, "Segoe UI Variable Text", "Helvetica Neue", system-ui, sans-serif;
  --wiki-font-code: "Cascadia Code", "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --wiki-radius-sm: 0.4rem;
  --wiki-radius-md: 0.7rem;
  --wiki-radius-lg: 1rem;
  --wiki-shadow: 0 1px 2px rgb(8 18 31 / 0.04), 0 12px 36px rgb(8 18 31 / 0.06);
  --wiki-ease: 180ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

[data-md-color-scheme="default"] {
  color-scheme: light;
  --wiki-canvas: #f4f7fb;
  --wiki-surface: #ffffff;
  --wiki-surface-muted: #eaf0f7;
  --wiki-ink: #142033;
  --wiki-muted: #526176;
  --wiki-border: #d5dfeb;
  --wiki-link: #075f80;
  --wiki-link-hover: #03465f;
  --wiki-signal: #b34e0a;
  --wiki-signal-soft: #fff0e3;
  --wiki-status: #087f8c;
  --wiki-code-bg: #0d1828;
  --wiki-code-ink: #dce8f3;
  --md-default-bg-color: var(--wiki-canvas);
  --md-default-fg-color: var(--wiki-ink);
  --md-default-fg-color--light: var(--wiki-muted);
  --md-default-fg-color--lighter: #6c7b8f;
  --md-primary-fg-color: var(--mdwiki-primary-light);
  --md-primary-bg-color: #ffffff;
  --md-accent-fg-color: var(--mdwiki-accent-light);
  --md-typeset-a-color: var(--wiki-link);
  --md-code-bg-color: var(--wiki-code-bg);
  --md-code-fg-color: var(--wiki-code-ink);
}

[data-md-color-scheme="slate"] {
  color-scheme: dark;
  --wiki-canvas: #08111f;
  --wiki-surface: #0e1a2b;
  --wiki-surface-muted: #14243a;
  --wiki-ink: #e8eff7;
  --wiki-muted: #a8b6c8;
  --wiki-border: #263a54;
  --wiki-link: #63cbe8;
  --wiki-link-hover: #9de8fa;
  --wiki-signal: #ffae62;
  --wiki-signal-soft: #342313;
  --wiki-status: #55d5d7;
  --wiki-code-bg: #050b14;
  --wiki-code-ink: #dce8f3;
  --wiki-shadow: 0 1px 2px rgb(0 0 0 / 0.18), 0 16px 44px rgb(0 0 0 / 0.22);
  --md-default-bg-color: var(--wiki-canvas);
  --md-default-fg-color: var(--wiki-ink);
  --md-default-fg-color--light: var(--wiki-muted);
  --md-default-fg-color--lighter: #8393a8;
  --md-primary-fg-color: var(--mdwiki-primary-dark);
  --md-primary-bg-color: #f1f6fa;
  --md-accent-fg-color: var(--mdwiki-accent-dark);
  --md-typeset-a-color: var(--wiki-link);
  --md-code-bg-color: var(--wiki-code-bg);
  --md-code-fg-color: var(--wiki-code-ink);
}

html {
  font-size: 137.5%;
  scroll-padding-top: 4.5rem;
}

body,
input {
  font-family: var(--wiki-font-body);
}

body {
  background: var(--wiki-canvas);
  color: var(--wiki-ink);
}

.md-header {
  background: color-mix(in srgb, var(--wiki-surface) 92%, transparent);
  border-bottom: 1px solid var(--wiki-border);
  box-shadow: none;
  color: var(--wiki-ink);
  backdrop-filter: blur(16px) saturate(140%);
}

.md-header__title,
.md-nav__title {
  font-family: var(--wiki-font-display);
  font-weight: 700;
  letter-spacing: -0.025em;
}

.md-header__button.md-logo {
  color: var(--wiki-status);
}

.md-search__form {
  background: var(--wiki-surface-muted);
  border: 1px solid transparent;
  border-radius: var(--wiki-radius-sm);
  transition: border-color var(--wiki-ease), background var(--wiki-ease);
}

.md-search__form:hover,
.md-search__input:focus-within {
  border-color: var(--wiki-border);
}

.md-search__input {
  color: var(--wiki-ink);
}

.md-search__input::placeholder,
.md-search__icon {
  color: var(--wiki-muted);
}

.md-search-result__meta {
  background: var(--wiki-surface-muted);
}

.md-main__inner {
  margin-top: 1.25rem;
}

.md-sidebar__scrollwrap {
  scrollbar-color: var(--wiki-border) transparent;
}

.md-sidebar--primary .md-sidebar__scrollwrap {
  border-right: 1px solid var(--wiki-border);
  padding-right: 0.55rem;
}

.md-sidebar--secondary .md-sidebar__scrollwrap {
  border-left: 1px solid var(--wiki-border);
  padding-left: 0.55rem;
}

.md-nav__link {
  border-radius: var(--wiki-radius-sm);
  color: var(--wiki-muted);
  line-height: 1.35;
  margin-top: 0.22rem;
  padding: 0.3rem 0.42rem;
  transition: background var(--wiki-ease), color var(--wiki-ease), transform var(--wiki-ease);
}

.md-nav__link:hover {
  background: var(--wiki-surface-muted);
  color: var(--wiki-link-hover);
  transform: translateX(2px);
}

.md-nav__link--active,
.md-nav__link--active:hover {
  background: var(--wiki-signal-soft);
  color: var(--wiki-signal);
  font-weight: 700;
}

.md-content__inner {
  max-width: 55rem;
  padding-bottom: 3.5rem;
}

.md-typeset {
  color: var(--wiki-ink);
  font-size: 0.76rem;
  line-height: 1.72;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4 {
  color: var(--wiki-ink);
  font-family: var(--wiki-font-display);
  font-weight: 700;
  letter-spacing: -0.035em;
  text-wrap: balance;
}

.md-typeset h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.05;
  margin: 0 0 1.35rem;
}

.md-typeset h2 {
  border-bottom: 1px solid var(--wiki-border);
  font-size: 1.42rem;
  line-height: 1.2;
  margin-top: 2.4rem;
  padding-bottom: 0.4rem;
}

.md-typeset h3 {
  font-size: 1.08rem;
  letter-spacing: -0.02em;
  margin-top: 1.8rem;
}

.md-typeset h4 {
  font-size: 0.9rem;
  letter-spacing: -0.01em;
}

.md-typeset p,
.md-typeset li {
  max-width: 76ch;
}

.md-typeset a {
  color: var(--wiki-link);
  font-weight: 570;
  text-decoration-color: color-mix(in srgb, var(--wiki-link) 38%, transparent);
  text-decoration-thickness: 0.08em;
  text-underline-offset: 0.16em;
}

.md-typeset a:hover {
  color: var(--wiki-link-hover);
  text-decoration-line: underline;
  text-decoration-color: currentColor;
}

.md-typeset code,
.md-typeset kbd,
.wiki-home kbd {
  font-family: var(--wiki-font-code);
}

.md-typeset :not(pre) > code {
  background: var(--wiki-surface-muted);
  border: 1px solid var(--wiki-border);
  border-radius: 0.28rem;
  color: var(--wiki-signal);
  padding: 0.08em 0.32em;
}

.md-typeset pre {
  border: 1px solid color-mix(in srgb, var(--wiki-status) 28%, var(--wiki-border));
  border-radius: var(--wiki-radius-md);
  box-shadow: var(--wiki-shadow);
}

.md-typeset pre > code {
  font-family: var(--wiki-font-code);
  line-height: 1.62;
  overflow-wrap: anywhere;
  white-space: pre-wrap;
}

.md-clipboard {
  color: #b9c9d9;
}

.md-typeset blockquote {
  background: var(--wiki-surface);
  border-left: 0.22rem solid var(--wiki-signal);
  border-radius: 0 var(--wiki-radius-sm) var(--wiki-radius-sm) 0;
  box-shadow: 0 0 0 1px var(--wiki-border);
  color: var(--wiki-muted);
  margin-left: 0;
  padding: 0.55rem 0.8rem;
}

.md-typeset table:not([class]) {
  background: var(--wiki-surface);
  border: 1px solid var(--wiki-border);
  border-radius: var(--wiki-radius-sm);
  box-shadow: var(--wiki-shadow);
}

.md-typeset table:not([class]) th {
  background: var(--wiki-surface-muted);
  color: var(--wiki-ink);
  font-family: var(--wiki-font-display);
  font-weight: 700;
}

.md-typeset table:not([class]) td,
.md-typeset table:not([class]) th {
  border-color: var(--wiki-border);
}

.md-typeset hr {
  border-bottom-color: var(--wiki-border);
}

.missing-page,
.missing-media {
  border-bottom: 1px dotted currentColor;
  color: var(--wiki-signal);
  cursor: help;
}

.media-left {
  float: left;
  margin: 0 1rem 0.75rem 0;
}

.media-right {
  float: right;
  margin: 0 0 0.75rem 1rem;
}

.media-center {
  display: block;
  margin: 1rem auto;
}

.md-footer {
  background: var(--wiki-surface);
  border-top: 1px solid var(--wiki-border);
}

.md-footer-meta {
  background: transparent;
}

.md-footer__link,
.md-copyright {
  color: var(--wiki-muted);
}

/* Home: the one expressive moment, inspired by rack indicators and runbooks. */
.wiki-home {
  background-color: var(--wiki-surface);
  background-image:
    linear-gradient(var(--wiki-border) 1px, transparent 1px),
    linear-gradient(90deg, var(--wiki-border) 1px, transparent 1px);
  background-size: 2.1rem 2.1rem;
  border: 1px solid var(--wiki-border);
  border-radius: var(--wiki-radius-lg);
  box-shadow: var(--wiki-shadow);
  margin: 0 0 2.5rem;
  overflow: hidden;
  padding: clamp(1.5rem, 5vw, 3.4rem);
  padding-left: clamp(2.8rem, 7vw, 4.8rem);
  position: relative;
}

.wiki-home::after {
  background: var(--wiki-surface);
  content: "";
  inset: 1px;
  opacity: 0.91;
  pointer-events: none;
  position: absolute;
}

.wiki-home > * {
  position: relative;
  z-index: 1;
}

.wiki-home__rail {
  align-items: center;
  border-right: 1px solid var(--wiki-border);
  display: flex;
  flex-direction: column;
  gap: 0.48rem;
  inset: 0 auto 0 0;
  justify-content: center;
  position: absolute;
  width: 2.3rem;
  z-index: 2;
}

.wiki-home__rail span {
  background: var(--wiki-status);
  border-radius: 50%;
  box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--wiki-status) 16%, transparent);
  height: 0.34rem;
  width: 0.34rem;
}

.wiki-home__rail span:nth-child(2) {
  background: var(--wiki-signal);
  box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--wiki-signal) 16%, transparent);
}

.wiki-home__eyebrow {
  color: var(--wiki-status);
  font-family: var(--wiki-font-code);
  font-size: 0.58rem;
  font-weight: 700;
  letter-spacing: 0.13em;
  margin: 0 0 0.9rem;
  text-transform: uppercase;
}

.wiki-home h1 {
  color: var(--wiki-ink);
  font-family: var(--wiki-font-display);
  font-size: clamp(2.35rem, 7vw, 4.5rem);
  font-weight: 720;
  letter-spacing: -0.065em;
  line-height: 0.96;
  margin: 0;
  max-width: 12ch;
  text-wrap: balance;
}

.wiki-home h1 em {
  color: var(--wiki-signal);
  font-style: normal;
}

.wiki-home__lede {
  color: var(--wiki-muted);
  font-size: 0.82rem;
  line-height: 1.65;
  margin: 1.3rem 0 0;
  max-width: 57ch;
}

.wiki-home__actions {
  align-items: center;
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem 1rem;
  margin-top: 1.6rem;
}

.wiki-home__search {
  align-items: center;
  background: var(--wiki-link);
  border: 1px solid transparent;
  border-radius: var(--wiki-radius-sm);
  color: #ffffff;
  cursor: pointer;
  display: inline-flex;
  font-size: 0.68rem;
  font-family: var(--wiki-font-body);
  font-weight: 700;
  gap: 0.45rem;
  padding: 0.65rem 0.85rem;
  appearance: none;
  transition: background var(--wiki-ease), box-shadow var(--wiki-ease), transform var(--wiki-ease);
}

[data-md-color-scheme="slate"] .wiki-home__search {
  color: #07111d;
}

.wiki-home__search:hover {
  background: var(--wiki-link-hover);
  box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--wiki-link) 16%, transparent);
  transform: translateY(-1px);
}

.wiki-home__secondary {
  border: 1px solid var(--wiki-border);
  border-radius: var(--wiki-radius-sm);
  color: var(--wiki-link);
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.65rem 0.85rem;
  text-decoration: none;
  transition: background var(--wiki-ease), border-color var(--wiki-ease), transform var(--wiki-ease);
}

.wiki-home__secondary:hover {
  background: var(--wiki-surface-muted);
  border-color: var(--wiki-link);
  color: var(--wiki-link-hover);
  transform: translateY(-1px);
}

.wiki-home__search svg {
  fill: currentColor;
  height: 0.85rem;
  width: 0.85rem;
}

.wiki-home__hint {
  color: var(--wiki-muted);
  font-size: 0.6rem;
}

.wiki-home__hint kbd {
  background: var(--wiki-surface-muted);
  border: 1px solid var(--wiki-border);
  border-bottom-width: 2px;
  border-radius: 0.24rem;
  color: var(--wiki-ink);
  font-size: 0.56rem;
  padding: 0.1rem 0.3rem;
}

.wiki-home__scope {
  border-top: 1px solid var(--wiki-border);
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
  margin-top: 2rem;
  padding-top: 0.9rem;
}

.wiki-home__scope span {
  background: var(--wiki-surface-muted);
  border: 1px solid var(--wiki-border);
  border-radius: 999px;
  color: var(--wiki-muted);
  font-family: var(--wiki-font-code);
  font-size: 0.52rem;
  padding: 0.24rem 0.48rem;
}

.wiki-home__contribute {
  align-items: center;
  border-top: 1px solid var(--wiki-border);
  color: var(--wiki-muted);
  display: flex;
  flex-wrap: wrap;
  font-size: 0.58rem;
  gap: 0.45rem 0.8rem;
  margin-top: 0.9rem;
  padding-top: 0.8rem;
}

.wiki-home__contribute span {
  font-family: var(--wiki-font-code);
  margin-right: auto;
}

.wiki-home__contribute a {
  color: var(--wiki-link);
  font-weight: 700;
  text-decoration: none;
}

.wiki-home__contribute a:hover {
  color: var(--wiki-link-hover);
  text-decoration: underline;
}

.topic-index {
  display: grid;
  gap: 0.8rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  margin: 1.4rem 0 2rem;
}

.topic-card {
  background: var(--wiki-surface);
  border: 1px solid var(--wiki-border);
  border-radius: var(--wiki-radius-md);
  box-shadow: var(--wiki-shadow);
  min-width: 0;
  padding: 0.9rem 1rem;
}

.topic-card h2 {
  border: 0;
  font-size: 0.92rem;
  margin: 0;
  padding: 0;
}

.topic-card__count {
  color: var(--wiki-status);
  font-family: var(--wiki-font-code);
  font-size: 0.52rem;
  margin: 0.2rem 0 0.55rem;
  text-transform: uppercase;
}

.topic-card ul {
  margin: 0;
  padding-left: 0.9rem;
}

.topic-card li {
  font-size: 0.65rem;
  line-height: 1.45;
  margin: 0.2rem 0;
}

.all-pages {
  background: var(--wiki-surface);
  border: 1px solid var(--wiki-border);
  border-radius: var(--wiki-radius-md);
  padding: 0.7rem 0.9rem;
}

.all-pages summary {
  color: var(--wiki-link);
  cursor: pointer;
  font-weight: 700;
}

.wiki-home-content .md-typeset > h1:first-child {
  display: none;
}

:where(a, button, input, label, [tabindex]):focus-visible {
  outline: 0.14rem solid var(--wiki-signal);
  outline-offset: 0.15rem;
}

::selection {
  background: color-mix(in srgb, var(--wiki-status) 28%, transparent);
}

@media screen and (max-width: 76.2344em) {
  .md-sidebar--primary .md-sidebar__scrollwrap,
  .md-sidebar--secondary .md-sidebar__scrollwrap {
    border: 0;
    padding: 0;
  }
}

@media screen and (max-width: 44.9844em) {
  html {
    font-size: 125%;
  }

  .md-main__inner {
    margin-top: 0.65rem;
  }

  .wiki-home {
    border-radius: var(--wiki-radius-md);
    margin-bottom: 1.7rem;
    padding: 1.4rem 1.15rem 1.4rem 2.9rem;
  }

  .wiki-home__rail {
    width: 2rem;
  }

  .wiki-home h1 {
    font-size: clamp(2.15rem, 13vw, 3.25rem);
  }

  .wiki-home__hint {
    display: none;
  }

  .topic-index {
    grid-template-columns: 1fr;
  }

  .md-typeset h1 {
    font-size: 2rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (forced-colors: active) {
  .wiki-home,
  .md-typeset pre,
  .md-typeset blockquote {
    border: 1px solid CanvasText;
  }

  .wiki-home__rail span {
    background: Highlight;
    box-shadow: none;
  }
}