/* CodeNib docs: warm editorial styling adapted from stable-learning. */

@font-face {
  font-family: "Inter Variable";
  src: url("../fonts/inter-latin-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 100 900;
  font-display: swap;
}

@font-face {
  font-family: "Newsreader Variable";
  src: url("../fonts/newsreader-latin-wght-normal.woff2") format("woff2-variations");
  font-style: normal;
  font-weight: 200 800;
  font-display: swap;
}

@font-face {
  font-family: "Newsreader Variable";
  src: url("../fonts/newsreader-latin-wght-italic.woff2") format("woff2-variations");
  font-style: italic;
  font-weight: 200 800;
  font-display: swap;
}

:root {
  --codenib-serif: "Newsreader Variable", Iowan Old Style, Palatino Linotype,
    Book Antiqua, Georgia, serif;
  --codenib-sans: "Inter Variable", Inter, ui-sans-serif, system-ui, sans-serif;
  --md-text-font-family: var(--codenib-sans);
  --md-code-font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo,
    monospace;
  --md-primary-fg-color: #176b64;
  --md-primary-fg-color--light: #2f8c83;
  --md-primary-fg-color--dark: #0d4a44;
  --md-accent-fg-color: #176b64;
}

[data-md-color-scheme="default"] {
  color-scheme: light;
  --codenib-bg: #f9f6ef;
  --codenib-surface: #fffdf8;
  --codenib-soft: #f1ece1;
  --codenib-line: #ddd4c5;
  --codenib-line-strong: #c9c0b0;
  --codenib-ink: #1d1913;
  --codenib-ink-soft: #453f36;
  --codenib-muted: #6d6860;
  --codenib-accent: #176b64;
  --codenib-accent-soft: #d9e9e6;
  --codenib-code-bg: #f1ece1;
  --codenib-shadow: 0 10px 34px rgba(32, 28, 20, 0.055);

  --md-default-bg-color: var(--codenib-bg);
  --md-default-fg-color: var(--codenib-ink);
  --md-default-fg-color--light: var(--codenib-ink-soft);
  --md-default-fg-color--lighter: var(--codenib-muted);
  --md-default-fg-color--lightest: var(--codenib-line);
  --md-typeset-color: var(--codenib-ink);
  --md-typeset-a-color: var(--codenib-accent);
  --md-code-bg-color: var(--codenib-code-bg);
  --md-code-fg-color: #353027;
  --md-admonition-bg-color: var(--codenib-surface);
  --md-footer-bg-color: var(--codenib-bg);
  --md-footer-bg-color--dark: var(--codenib-bg);
  --md-footer-fg-color: var(--codenib-muted);
  --md-footer-fg-color--light: var(--codenib-muted);
  --md-footer-fg-color--lighter: var(--codenib-line-strong);
}

[data-md-color-scheme="slate"] {
  color-scheme: dark;
  --codenib-bg: #171512;
  --codenib-surface: #1d1a16;
  --codenib-soft: #211e19;
  --codenib-line: #37332b;
  --codenib-line-strong: #575247;
  --codenib-ink: #f3efe7;
  --codenib-ink-soft: #ddd7cb;
  --codenib-muted: #b8b1a3;
  --codenib-accent: #58c1b6;
  --codenib-accent-soft: #14332f;
  --codenib-code-bg: #211e19;
  --codenib-shadow: 0 10px 34px rgba(0, 0, 0, 0.24);

  --md-hue: 32;
  --md-default-bg-color: var(--codenib-bg);
  --md-default-fg-color: var(--codenib-ink);
  --md-default-fg-color--light: var(--codenib-ink-soft);
  --md-default-fg-color--lighter: var(--codenib-muted);
  --md-default-fg-color--lightest: var(--codenib-line);
  --md-typeset-color: var(--codenib-ink);
  --md-typeset-a-color: var(--codenib-accent);
  --md-code-bg-color: var(--codenib-code-bg);
  --md-code-fg-color: #e8e1d5;
  --md-admonition-bg-color: var(--codenib-surface);
  --md-footer-bg-color: var(--codenib-bg);
  --md-footer-bg-color--dark: var(--codenib-bg);
  --md-footer-fg-color: var(--codenib-muted);
  --md-footer-fg-color--light: var(--codenib-muted);
  --md-footer-fg-color--lighter: var(--codenib-line-strong);
}

html {
  scroll-padding-top: 4rem;
}

body,
.md-container,
.md-main {
  background: var(--codenib-bg);
}

body {
  color: var(--codenib-ink);
  font-family: var(--codenib-sans);
}

::selection {
  color: var(--codenib-ink);
  background: var(--codenib-accent-soft);
}

/* Header and search */
.md-header,
.md-header--shadow {
  color: var(--codenib-ink);
  background: color-mix(in srgb, var(--codenib-bg) 92%, transparent);
  border-bottom: 1px solid var(--codenib-line);
  box-shadow: none;
  backdrop-filter: blur(14px);
}

.md-header__inner {
  min-height: 3.2rem;
}

.md-header__button {
  color: var(--codenib-ink-soft);
}

.md-header__button:hover {
  color: var(--codenib-accent);
  opacity: 1;
}

.md-header__button.md-logo {
  margin-right: 0.35rem;
}

.md-header__button.md-logo img,
.md-header__button.md-logo svg {
  width: 1.15rem;
  height: 1.4rem;
}

.md-header__title {
  color: var(--codenib-ink);
  font-family: var(--codenib-serif);
  font-size: 1.08rem;
  font-weight: 620;
  letter-spacing: -0.015em;
}

.md-header__topic {
  font-weight: inherit;
}

.md-search__form {
  background: var(--codenib-surface);
  border: 1px solid var(--codenib-line);
  border-radius: 0.55rem;
  box-shadow: none;
}

.md-search__input {
  color: var(--codenib-ink);
  font-family: var(--codenib-sans);
}

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

.md-search__form .md-search__icon,
.md-search__form .md-search__options {
  color: var(--codenib-muted) !important;
}

.md-search__output,
.md-search-result__meta {
  color: var(--codenib-ink);
  background: var(--codenib-surface);
}

.md-search-result__item {
  border-color: var(--codenib-line);
}

.md-search-result__link:hover,
.md-search-result__link:focus {
  background: var(--codenib-soft);
}

.md-search-result mark {
  color: var(--codenib-accent);
}

.md-source,
.md-source:hover {
  color: var(--codenib-ink-soft);
}

/* Wider, calmer reading frame */
.md-grid {
  max-width: 72rem;
}

.md-main__inner {
  margin-top: 1.45rem;
}

.md-content__inner {
  margin-bottom: 3rem;
}

/* Navigation */
.md-sidebar,
.md-nav {
  color: var(--codenib-ink-soft);
  font-family: var(--codenib-sans);
}

.md-nav {
  font-size: 0.7rem;
}

.md-nav__title {
  color: var(--codenib-ink);
  font-weight: 700;
}

.md-nav__item--section > .md-nav__link {
  color: var(--codenib-ink);
  font-weight: 700;
  letter-spacing: -0.01em;
}

.md-nav__link {
  margin-top: 0.48em;
  color: var(--codenib-ink-soft);
  transition: color 120ms ease;
}

.md-nav__link:hover,
.md-nav__link:focus {
  color: var(--codenib-accent);
}

.md-nav__link--active,
.md-nav__link--active:hover {
  color: var(--codenib-accent);
  font-weight: 650;
}

.md-nav__icon {
  color: var(--codenib-muted);
}

.md-nav__list {
  color: var(--codenib-line);
}

@media screen and (min-width: 76.25em) {
  .md-sidebar--primary .md-sidebar__scrollwrap {
    padding-right: 0.65rem;
    border-right: 1px solid var(--codenib-line);
  }

  .md-sidebar--secondary .md-sidebar__scrollwrap {
    padding-left: 0.65rem;
    border-left: 1px solid var(--codenib-line);
  }
}

/* Editorial typography */
.md-typeset {
  color: var(--codenib-ink);
  font-family: var(--codenib-serif);
  font-size: 0.89rem;
  line-height: 1.72;
}

.md-typeset h1,
.md-typeset h2,
.md-typeset h3,
.md-typeset h4,
.md-typeset h5,
.md-typeset h6 {
  color: var(--codenib-ink);
  font-family: var(--codenib-serif);
  font-weight: 560;
  letter-spacing: -0.018em;
}

.md-typeset h1 {
  margin: 0 0 1.1rem;
  font-size: 2.5em;
  line-height: 1.08;
}

.md-typeset h2 {
  margin-top: 1.9em;
  font-size: 1.78em;
  line-height: 1.18;
}

.md-typeset h3 {
  margin-top: 1.65em;
  font-size: 1.35em;
}

.md-typeset h1 + p {
  color: var(--codenib-ink-soft);
  font-size: 1.07em;
  line-height: 1.72;
}

.md-typeset strong {
  font-weight: 680;
}

.md-typeset a {
  color: var(--codenib-accent);
  text-decoration-color: color-mix(in srgb, var(--codenib-accent) 38%, transparent);
  text-decoration-thickness: 0.06em;
  text-underline-offset: 0.14em;
}

.md-typeset a:hover {
  text-decoration-line: underline;
  text-decoration-color: var(--codenib-accent);
}

.md-typeset li::marker {
  color: var(--codenib-accent);
}

.md-typeset hr {
  border-color: var(--codenib-line);
}

.md-typeset blockquote {
  margin-left: 0;
  padding: 0.25rem 0 0.25rem 1rem;
  color: var(--codenib-ink-soft);
  border-left: 0.15rem solid var(--codenib-accent);
}

/* Code */
.md-typeset code,
.md-typeset kbd {
  font-family: var(--md-code-font-family);
}

.md-typeset code {
  color: var(--md-code-fg-color);
  background: var(--codenib-code-bg);
  border: 1px solid var(--codenib-line);
  border-radius: 0.28rem;
  box-shadow: none;
}

.md-typeset pre > code {
  border: 0;
  border-radius: 0;
}

.md-typeset .highlight {
  overflow: hidden;
  border: 1px solid var(--codenib-line);
  border-radius: 0.55rem;
  background: var(--codenib-code-bg);
  box-shadow: none;
}

.md-typeset .highlight pre {
  margin: 0;
}

.md-clipboard {
  color: var(--codenib-muted);
}

.md-clipboard:hover {
  color: var(--codenib-accent);
}

/* Tables and data-oriented surfaces stay sans-serif. */
.md-typeset__table {
  display: block;
  margin: 1.4em 0;
}

.md-typeset table:not([class]) {
  overflow: hidden;
  width: max-content;
  max-width: 100%;
  margin: 0;
  color: var(--codenib-ink-soft);
  font-family: var(--codenib-sans);
  font-size: 0.72rem;
  line-height: 1.5;
  background: var(--codenib-surface);
  border: 1px solid var(--codenib-line);
  border-collapse: separate;
  border-spacing: 0;
  border-radius: 0.55rem;
  box-shadow: var(--codenib-shadow);
}

.md-typeset table:not([class]) th {
  color: var(--codenib-ink);
  font-weight: 680;
  background: var(--codenib-soft);
}

.md-typeset table:not([class]) th,
.md-typeset table:not([class]) td {
  padding: 0.62rem 0.78rem;
  border-color: var(--codenib-line);
}

/* Notes should read like editorial marginalia, not floating UI. */
.md-typeset .admonition,
.md-typeset details {
  color: var(--codenib-ink-soft);
  font-family: var(--codenib-sans);
  font-size: 0.72rem;
  line-height: 1.58;
  background: var(--codenib-surface);
  border: 1px solid var(--codenib-line);
  border-left-width: 0.18rem;
  border-radius: 0 0.55rem 0.55rem 0;
  box-shadow: none;
}

.md-typeset .admonition-title,
.md-typeset summary {
  color: var(--codenib-ink);
  background: var(--codenib-soft);
}

.md-typeset .tabbed-labels {
  border-color: var(--codenib-line);
}

.md-typeset .tabbed-labels > label {
  color: var(--codenib-muted);
  font-family: var(--codenib-sans);
}

.md-typeset .tabbed-labels > label:hover,
.md-typeset .tabbed-set > input:checked + label {
  color: var(--codenib-accent);
}

/* Footer */
.md-footer,
.md-footer-meta {
  color: var(--codenib-muted);
  background: var(--codenib-bg);
  border-top: 1px solid var(--codenib-line);
}

.md-footer__link {
  color: var(--codenib-ink-soft);
}

.md-footer__link:hover {
  color: var(--codenib-accent);
  opacity: 1;
}

@media screen and (max-width: 76.234375em) {
  .md-sidebar--primary {
    background: var(--codenib-bg);
  }

  .md-nav--primary > .md-nav__title[for="__drawer"] {
    display: flex;
    align-items: center;
    min-height: 4.5rem;
    padding: 0.7rem 0.8rem;
    color: var(--codenib-ink);
    background: var(--codenib-bg);
    border-bottom: 1px solid var(--codenib-line);
    box-shadow: none;
    font-family: var(--codenib-serif);
    font-size: 1.05rem;
    font-weight: 620;
    letter-spacing: -0.015em;
  }

  .md-nav--primary > .md-nav__title[for="__drawer"] .md-nav__button.md-logo {
    position: static;
    display: inline-flex;
    align-items: center;
    width: auto;
    height: auto;
    margin: 0 0.55rem 0 0;
    padding: 0;
    color: var(--codenib-ink-soft);
  }

  .md-nav--primary > .md-nav__title[for="__drawer"] .md-logo img,
  .md-nav--primary > .md-nav__title[for="__drawer"] .md-logo svg {
    width: 1.35rem;
    height: 1.65rem;
  }

  .md-nav--primary > .md-nav__source {
    color: var(--codenib-ink-soft);
    background: var(--codenib-soft);
    border-bottom: 1px solid var(--codenib-line);
  }

  .md-nav--primary > .md-nav__source .md-source {
    color: var(--codenib-ink-soft);
  }
}

@media screen and (max-width: 44.984375em) {
  .md-header__inner {
    min-height: 2.8rem;
  }

  .md-main__inner {
    margin-top: 1rem;
  }

  .md-content__inner {
    margin: 0 0.8rem 2rem;
  }

  .md-typeset {
    font-size: 0.84rem;
  }

  .md-typeset h1 {
    font-size: 2.1em;
  }

  .md-typeset h2 {
    font-size: 1.58em;
  }
}

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