/* ============================================================
   AI4BayesCode website — shared styles
   Indigo / off-white theme (the "distinctly Bayesian" direction).
   Distinct from stat-lean's parchment + amber: cool background,
   probability-indigo accent, Lora + Inter + IBM Plex Mono.
   ============================================================ */

:root {
  /* indigo / off-white palette */
  --bg:        248 247 252;   /* cool off-white with faint blue-violet tint */
  --panel:     253 252 255;   /* slightly lighter panel */
  --sunk:      238 235 246;   /* sunken card */
  --ink:        20  18  38;   /* deep indigo-black */
  --ink-soft:   62  60  82;   /* softer text */
  --ink-faint: 122 120 142;   /* faintest text / labels */
  --rule:      218 214 232;   /* hairline borders */

  /* category accents (kept for variety on the blocks page) */
  --c-param: 176 116  20;     /* MCMC kernels — ochre */
  --c-semi:   22 124 112;     /* specialized samplers — teal */
  --c-emp:   188  70  64;     /* graphical models — terracotta */
  --c-prob:   78  78 168;     /* PROBABILITY INDIGO — now primary brand accent */
  --c-ext:   214 178  38;     /* extension hooks — gold */

  /* default accent: probability indigo (semantic = "this site is Bayesian") */
  --accent: var(--c-prob);

  --grain-opacity: 0;          /* grain dropped (was .04 in parchment theme) */
}

[data-cat="param"]  { --accent: var(--c-param); }
[data-cat="semi"]   { --accent: var(--c-semi); }
[data-cat="emp"]    { --accent: var(--c-emp); }
[data-cat="prob"]   { --accent: var(--c-prob); }
[data-cat="ext"]    { --accent: var(--c-ext); }

/* ----- reset / base ----- */
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: rgb(var(--bg));
  color: rgb(var(--ink));
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: 50;
  pointer-events: none;
  opacity: var(--grain-opacity);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}
a { color: inherit; text-decoration: none; }
::selection { background: rgb(var(--ink) / .14); }

/* ----- typography ----- */
.font-display { font-family: 'Lora', Georgia, serif; }
.font-serif   { font-family: 'Lora', Georgia, serif; }
.font-mono    { font-family: 'IBM Plex Mono', ui-monospace, monospace; }

h1, h2, h3, h4 {
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  letter-spacing: -.015em;
  line-height: 1.15;
  margin: 0;
}
h1 { font-size: clamp(2.6rem, 6vw, 4.2rem); letter-spacing: -.03em; }
h2 { font-size: clamp(1.8rem, 3.2vw, 2.4rem); }
h3 { font-size: 1.4rem; }
h4 { font-size: 1.1rem; }

p, li {
  color: rgb(var(--ink-soft));
}

.eyebrow {
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: .25em;
  font-size: .72rem;
  color: rgb(var(--ink-faint));
  font-weight: 600;
}
.subtitle {
  font-family: 'Lora', Georgia, serif;
  font-style: italic;
  font-size: clamp(1.15rem, 1.7vw, 1.35rem);
  line-height: 1.5;
  color: rgb(var(--ink-soft));
}

code, pre {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: .9em;
}
p code, li code {
  background: rgb(var(--sunk));
  padding: 0.05em 0.4em;
  border-radius: 3px;
  font-size: .85em;
  color: rgb(var(--ink));
}

/* ----- layout ----- */
.container {
  width: 100%;
  max-width: 78rem;
  margin: 0 auto;
  padding: 0 1.5rem;
}
.section { padding: 5rem 0; }
.section--tight { padding: 3rem 0; }

.divider {
  border: 0;
  border-top: 1px solid rgb(var(--rule));
  margin: 0;
}

/* ----- news ----- */
.news-list { list-style: none; margin: 1rem 0 0; padding: 0; max-width: 44rem; }
.news-item { display: flex; gap: 1.1rem; padding: .7rem 0; border-top: 1px solid rgb(var(--rule)); }
.news-item:first-child { border-top: none; padding-top: .2rem; }
.news-date { flex: 0 0 6rem; font-family: 'IBM Plex Mono', monospace; font-size: .82rem; color: rgb(var(--ink-faint)); padding-top: .15rem; }
.news-text { color: rgb(var(--ink-soft)); line-height: 1.55; }

/* ----- nav / header ----- */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 40;
  background: rgb(var(--bg) / .85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgb(var(--rule));
}
.site-nav__inner {
  height: 4rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.brand {
  display: flex;
  align-items: center;
  gap: .65rem;
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 1.1rem;
  letter-spacing: -.02em;
  color: rgb(var(--ink));
}
.brand__logo {
  width: 1.85rem;
  height: 1.85rem;
}
.brand__sub {
  font-family: 'Inter', sans-serif;
  font-size: .65rem;
  font-weight: 600;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgb(var(--ink-faint));
  display: block;
  margin-top: -.2rem;
}
.site-nav__links {
  display: flex;
  align-items: center;
  gap: .25rem;
  list-style: none;
  margin: 0;
  padding: 0;
}
.site-nav__links a {
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  font-weight: 500;
  color: rgb(var(--ink-soft));
  padding: .5rem .85rem;
  border-radius: 6px;
  transition: color .15s ease, background-color .15s ease;
}
.site-nav__links a:hover { color: rgb(var(--ink)); background: rgb(var(--sunk) / .7); }
.site-nav__links a.is-active { color: rgb(var(--accent)); }

/* ----- buttons ----- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-family: 'Inter', sans-serif;
  font-size: .92rem;
  font-weight: 600;
  padding: .55rem 1.15rem;
  border-radius: 999px;
  border: 1px solid rgb(var(--rule));
  color: rgb(var(--ink));
  transition: all .15s ease;
  cursor: pointer;
  background: transparent;
}
.btn:hover { border-color: rgb(var(--ink) / .4); }
.btn--primary {
  background: rgb(var(--ink));
  color: rgb(var(--bg));
  border-color: rgb(var(--ink));
}
.btn--primary:hover {
  background: rgb(var(--ink) / .9);
  border-color: rgb(var(--ink) / .9);
}
.btn--accent {
  background: rgb(var(--accent));
  color: rgb(var(--bg));
  border-color: rgb(var(--accent));
}
.btn--accent:hover { opacity: .92; }

/* ----- hero ----- */
.hero {
  padding: 6rem 0 4rem;
  text-align: left;
}
.hero__eyebrow { margin-bottom: 1.25rem; }
.hero__title { margin-bottom: 1.25rem; }
.hero__accent { color: rgb(var(--accent)); font-style: italic; }
.hero__lede {
  font-family: 'Lora', Georgia, serif;
  font-size: clamp(1.15rem, 1.8vw, 1.4rem);
  line-height: 1.55;
  color: rgb(var(--ink-soft));
  max-width: 44rem;
  margin: 0 0 2rem;
}
.hero__cta {
  display: flex;
  gap: .65rem;
  flex-wrap: wrap;
}
.hero__meta {
  margin-top: 2.5rem;
  display: flex;
  gap: 2.5rem;
  flex-wrap: wrap;
  border-top: 1px solid rgb(var(--rule));
  padding-top: 1.5rem;
  font-family: 'Inter', sans-serif;
  font-size: .85rem;
  color: rgb(var(--ink-faint));
}
.hero__meta-item strong {
  display: block;
  color: rgb(var(--ink));
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: .15rem;
}
a.hero__meta-item {
  color: inherit;
  text-decoration: none;
  transition: color .15s;
}
a.hero__meta-item:hover strong {
  color: rgb(var(--accent));
}

/* ----- feature grid ----- */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.feature {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--rule));
  border-radius: 14px;
  padding: 1.75rem;
}
.feature__index {
  font-family: 'Lora', Georgia, serif;
  font-style: italic;
  font-weight: 500;
  font-size: 1rem;
  color: rgb(var(--accent));
  margin-bottom: .65rem;
}
.feature h3 { margin-bottom: .5rem; }
.feature p {
  font-family: 'Lora', Georgia, serif;
  margin: 0;
  font-size: 1rem;
  line-height: 1.55;
  color: rgb(var(--ink-soft));
}

/* ----- vertical features (timeline) ----- */
.features-v {
  position: relative;
  padding-left: 2.5rem;
  margin: 2.5rem 0 0 0;
}
.features-v::before {
  /* the connecting line */
  content: "";
  position: absolute;
  left: 0.55rem;
  top: 0.9rem;
  bottom: 0.9rem;
  width: 1px;
  background: rgb(var(--rule));
}
.feature-v {
  position: relative;
  padding-bottom: 2.75rem;
}
.feature-v:last-child { padding-bottom: 0; }
.feature-v::before {
  /* the node / dot, sitting on the line */
  content: "";
  position: absolute;
  left: -2.3rem;
  top: 0.7rem;
  width: 0.7rem;
  height: 0.7rem;
  border-radius: 50%;
  background: rgb(var(--accent));
  box-shadow: 0 0 0 3px rgb(var(--bg));
}
.feature-v__tagline {
  font-family: 'Lora', Georgia, serif;
  font-size: clamp(1.4rem, 2.6vw, 1.95rem);
  font-weight: 600;
  letter-spacing: -.015em;
  line-height: 1.18;
  color: rgb(var(--ink));
  margin: 0 0 0.6rem;
}
.feature-v__desc {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.02rem;
  line-height: 1.6;
  color: rgb(var(--ink-soft));
  margin: 0;
  max-width: 40rem;
}
.feature-v__desc code {
  background: rgb(var(--sunk));
  padding: 0.05em 0.4em;
  border-radius: 3px;
  font-size: .85em;
  color: rgb(var(--ink));
}

/* ----- example card ----- */
.examples {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
}
.example {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border: 1px solid rgb(var(--rule));
  border-radius: 16px;
  overflow: hidden;
  background: rgb(var(--panel));
}
.example__side {
  padding: 1.75rem 2rem;
  min-width: 0;
}
.example__side--prompt {
  background: rgb(var(--panel));
  border-right: 1px solid rgb(var(--rule));
}
.example__side--code {
  background: rgb(var(--sunk));
}
.example__label {
  font-family: 'Inter', sans-serif;
  text-transform: uppercase;
  letter-spacing: .22em;
  font-size: .65rem;
  font-weight: 600;
  color: rgb(var(--ink-faint));
  margin-bottom: .75rem;
}
.example__codehead {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: .85rem;
}
.example__codehead .example__label { margin-bottom: 0; }
.example__codehead .lang-btn { font-size: .72rem; padding: .16rem .7rem; }
.example__prompt-body {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.02rem;
  line-height: 1.55;
  color: rgb(var(--ink));
}
.example__prompt-body em { color: rgb(var(--accent)); font-style: italic; }

.code-block {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: .82rem;
  line-height: 1.65;
  white-space: pre;
  overflow-x: auto;
  margin: 0;
  color: rgb(var(--ink));
}
.code-block .kw    { color: rgb(var(--c-prob)); font-weight: 500; }
.code-block .ty    { color: rgb(var(--c-semi)); }
.code-block .lit   { color: rgb(var(--c-emp)); }
.code-block .com   { color: rgb(var(--ink-faint)); font-style: italic; }
.code-block .fn    { color: rgb(var(--c-param)); }
.code-block.is-hidden { display: none; }
.lang-toggle { display: inline-flex; gap: .3rem; }
.lang-btn { font: inherit; font-size: .85rem; font-weight: 500; padding: .3rem .9rem;
            border-radius: 99px; border: 1px solid rgb(var(--ink) / .18);
            background: none; color: rgb(var(--ink-soft)); cursor: pointer; }
.lang-btn.is-active { color: #fff; background: rgb(var(--accent)); border-color: rgb(var(--accent)); }
/* Per-example code toggle: fixed colors per language, not per example. */
.example__codehead .lang-btn.is-active[data-lang="r"]  { background: rgb(var(--c-prob)); border-color: rgb(var(--c-prob)); }
.example__codehead .lang-btn.is-active[data-lang="py"] { background: rgb(var(--c-semi)); border-color: rgb(var(--c-semi)); }
/* Block-modal example toggle: same fixed per-language colors. */
.bex-toggle { margin: .2rem 0 .55rem; }
.bex .lang-btn.is-active[data-lang="r"]  { background: rgb(var(--c-prob)); border-color: rgb(var(--c-prob)); }
.bex .lang-btn.is-active[data-lang="py"] { background: rgb(var(--c-semi)); border-color: rgb(var(--c-semi)); }

/* ----- install ----- */
.install {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
}
.install__card {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--rule));
  border-radius: 12px;
  padding: 1.5rem;
}
.install__lang {
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: rgb(var(--ink));
  margin-bottom: .85rem;
  display: flex;
  align-items: center;
  gap: .5rem;
}
.install__lang::before {
  content: "";
  display: inline-block;
  width: .55rem;
  height: .55rem;
  border-radius: 50%;
  background: rgb(var(--accent));
}
.install pre {
  background: rgb(var(--sunk));
  border: 1px solid rgb(var(--rule));
  padding: .85rem 1rem;
  border-radius: 8px;
  margin: 0;
  font-size: .82rem;
}

/* ----- blocks gallery ----- */
.block-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(18rem, 1fr));
  gap: 1.1rem;
}
.block-card {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--rule));
  border-radius: 14px;
  padding: 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: .55rem;
  transition: border-color .2s ease, box-shadow .2s ease, transform .2s ease;
  border-left: 3px solid rgb(var(--accent));
}
.block-card:hover {
  border-color: rgb(var(--accent) / .6);
  box-shadow: 0 8px 30px -12px rgb(var(--accent) / .25);
  transform: translateY(-2px);
}
.block-card__cat {
  font-family: 'Inter', sans-serif;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: rgb(var(--accent));
  font-weight: 600;
}
.block-card__name {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 1.02rem;
  color: rgb(var(--ink));
  font-weight: 500;
}
.block-card__desc {
  font-family: 'Lora', Georgia, serif;
  font-size: .95rem;
  line-height: 1.5;
  color: rgb(var(--ink-soft));
  margin: 0;
}
.block-card__use {
  font-family: 'Inter', sans-serif;
  font-size: .78rem;
  color: rgb(var(--ink-faint));
  margin-top: .3rem;
}
.block-card__use strong { color: rgb(var(--accent)); font-weight: 600; }

.cat-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 1.2rem;
  margin-bottom: 2.25rem;
  font-family: 'Inter', sans-serif;
  font-size: .82rem;
  color: rgb(var(--ink-soft));
}
.cat-legend__item {
  display: flex;
  align-items: center;
  gap: .45rem;
}
.cat-dot {
  display: inline-block;
  width: .65rem;
  height: .65rem;
  border-radius: 2px;
}

/* ----- teams ----- */
.author-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}
.author {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--rule));
  border-radius: 14px;
  padding: 2rem 1.75rem;
}
.author__avatar {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background: rgb(var(--sunk));
  border: 1px solid rgb(var(--rule));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 1.5rem;
  color: rgb(var(--accent));
  margin-bottom: 1.25rem;
}
.author__name {
  font-family: 'Lora', Georgia, serif;
  font-weight: 600;
  font-size: 1.25rem;
  color: rgb(var(--ink));
  margin: 0 0 .25rem;
}
.author__affil {
  font-family: 'Lora', Georgia, serif;
  font-style: italic;
  font-size: .95rem;
  color: rgb(var(--ink-faint));
  margin: 0 0 1rem;
}
.author__bio {
  font-family: 'Lora', Georgia, serif;
  font-size: .98rem;
  line-height: 1.55;
  color: rgb(var(--ink-soft));
  margin: 0 0 1rem;
}
.author__links {
  display: flex;
  gap: .85rem;
  font-family: 'Inter', sans-serif;
  font-size: .82rem;
}
.author__links a {
  color: rgb(var(--ink-faint));
  border-bottom: 1px dotted rgb(var(--ink-faint) / .55);
  transition: color .15s ease, border-color .15s ease;
}
.author__links a:hover {
  color: rgb(var(--accent));
  border-bottom-color: rgb(var(--accent));
}

/* ----- API page ----- */
.api {
  display: grid;
  grid-template-columns: 14rem 1fr;
  gap: 3rem;
}
.api__nav {
  position: sticky;
  top: 5rem;
  align-self: start;
  font-family: 'Inter', sans-serif;
  font-size: .88rem;
}
.api__nav ul { list-style: none; padding: 0; margin: 0; }
.api__nav li { margin: .35rem 0; }
.api__nav a {
  color: rgb(var(--ink-soft));
  padding-left: .8rem;
  border-left: 1.5px solid rgb(var(--rule));
  display: block;
  transition: all .15s ease;
}
.api__nav a:hover {
  color: rgb(var(--accent));
  border-left-color: rgb(var(--accent));
}
.api__nav-group {
  font-family: 'Inter', sans-serif;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .22em;
  color: rgb(var(--ink-faint));
  font-weight: 600;
  margin: 1.25rem 0 .5rem;
}
.api__nav-group:first-child { margin-top: 0; }

.api__section { margin-bottom: 4rem; }
.api__section h2 { margin-bottom: .85rem; }
.api__section h3 {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: 1.1rem;
  font-weight: 500;
  color: rgb(var(--ink));
  margin: 2.25rem 0 .85rem;
  padding-top: 1.5rem;
  border-top: 1px solid rgb(var(--rule));
}
.api__section h3:first-of-type { padding-top: 0; border-top: 0; }
.api__section p {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.02rem;
  color: rgb(var(--ink-soft));
  margin: 0 0 1rem;
}
.api__sig {
  background: rgb(var(--sunk));
  border: 1px solid rgb(var(--rule));
  border-radius: 8px;
  padding: 1rem 1.25rem;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: .85rem;
  margin: 0 0 1rem;
  overflow-x: auto;
}
.api__params {
  font-family: 'Inter', sans-serif;
  font-size: .9rem;
  margin: .5rem 0 1.5rem;
}
.api__params dt {
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: .82rem;
  color: rgb(var(--c-param));
  margin-top: .55rem;
}
.api__params dd {
  margin: .15rem 0 0 0;
  color: rgb(var(--ink-soft));
  padding-left: .25rem;
}

/* ----- footer ----- */
.site-foot {
  padding: 3rem 0 2.5rem;
  border-top: 1px solid rgb(var(--rule));
  font-family: 'Inter', sans-serif;
  font-size: .82rem;
  color: rgb(var(--ink-faint));
}
.site-foot__inner {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 2rem;
}
.site-foot__cite {
  background: rgb(var(--panel));
  border: 1px solid rgb(var(--rule));
  border-radius: 10px;
  padding: 1rem 1.25rem;
  font-family: 'IBM Plex Mono', ui-monospace, monospace;
  font-size: .75rem;
  max-width: 36rem;
  color: rgb(var(--ink-soft));
}

/* ----- tutorials nav list ----- */
.tut-list {
  max-width: 52rem;
  margin-top: 2.5rem;
  display: flex;
  flex-direction: column;
  gap: .85rem;
}
.tut-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  padding: 1.15rem 1.4rem;
  background: rgb(var(--sunk));
  border: 1px solid rgb(var(--rule));
  border-radius: 12px;
  transition: border-color .15s ease, background .15s ease;
}
a.tut-link:hover { border-color: rgb(var(--accent) / .5); background: rgb(var(--accent) / .07); }
.tut-link__body { display: flex; flex-direction: column; gap: .3rem; min-width: 0; }
.tut-link__title {
  font-family: 'Lora', Georgia, serif;
  font-size: 1.3rem;
  font-weight: 600;
  line-height: 1.2;
  color: rgb(var(--ink));
}
a.tut-link:hover .tut-link__title { color: rgb(var(--accent)); }
.tut-link__desc {
  font-size: .95rem;
  line-height: 1.5;
  color: rgb(var(--ink-soft));
}
.tut-link__arrow {
  flex: none;
  font-size: 1.2rem;
  color: rgb(var(--ink-faint));
}
a.tut-link:hover .tut-link__arrow { color: rgb(var(--accent)); }
.tut-soon {
  max-width: 52rem;
  margin-top: 1.5rem;
  font-size: .95rem;
  color: rgb(var(--ink-faint));
}

/* responsive 16:9 video frame (works for <video> and <iframe>) */
.video-frame {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 9;
  background: #000;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgb(var(--rule));
}
.video-frame video,
.video-frame iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ----- utilities ----- */
.muted { color: rgb(var(--ink-faint)); }
.accent { color: rgb(var(--accent)); }
.mt-1 { margin-top: 1rem; } .mt-2 { margin-top: 2rem; } .mt-3 { margin-top: 3rem; }
.text-center { text-align: center; }
.hide-on-small { display: initial; }

/* ----- responsive ----- */
@media (max-width: 900px) {
  .feature-grid { grid-template-columns: 1fr; }
  .example { grid-template-columns: 1fr; }
  .example__side--prompt { border-right: 0; border-bottom: 1px solid rgb(var(--rule)); }
  .install { grid-template-columns: 1fr; }
  .author-grid { grid-template-columns: 1fr; }
  .api { grid-template-columns: 1fr; }
  .api__nav { position: static; }
  .hero { padding: 4rem 0 3rem; }
  .section { padding: 3.5rem 0; }
}
@media (max-width: 620px) {
  .site-nav__links a { padding: .5rem .55rem; font-size: .85rem; }
  .brand__sub { display: none; }
  .hide-on-small { display: none; }
}