/* Geno, datasheet edition.
   Layout: a component datasheet. Page chrome carries the part number and
   revision, sections are numbered as a datasheet numbers them, figures sit on
   graph paper with crop marks, and specifications live in ruled tables. */

:root {
  /* color: paper edition */
  --paper: #f3f5f4;
  --sheet: #ffffff;
  --ink: #0f172a;
  --ink-2: #364353;
  --ink-3: #5c6a7f;
  --rule: #d1d9d6;
  --rule-2: #e3e8e6;
  --teal: #0d9488;
  --teal-ink: #0a7067;
  --teal-wash: #e0f2ef;
  --fail: #c2410c;
  --fail-wash: #fcebe2;
  --amber: #9a5b06;
  --grid: rgba(15, 23, 42, 0.045);
  --code-bg: #fbfcfb;
  --term-bg: #0f172a;
  --term-fg: #d6dee6;
  --term-dim: #7f8d9b;
  --term-pass: #5eead4;
  --term-fail: #ff9f80;
  --bar-bg: rgba(243, 245, 244, 0.86);
  /* syntax */
  --s-kw: #0f172a;
  --s-spec: #0a7067;
  --s-end: #0a7067;
  --s-str: #a3401f;
  --s-num: #a3401f;
  --s-com: #637282;
  --s-op: #66748a;
  --s-type: #1e3a8a;
  --s-fn: #0f172a;
  --s-builtin: #364353;
  /* chart */
  --chart-ink: var(--ink);
  --chart-muted: var(--ink-3);
  --chart-grid: var(--rule-2);
  --chart-accent: var(--teal);
  --chart-over: #8593a3;
  --chart-surface: var(--sheet);
  --chart-font: "IBM Plex Mono", ui-monospace, monospace;

  /* type */
  --f-display: "Barlow Condensed", "Arial Narrow", "Helvetica Neue", Arial, sans-serif;
  --f-body: "Barlow", "Helvetica Neue", Arial, sans-serif;
  --f-mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --max: 1320px;
  --rail: 212px;
  --bar-h: 58px;
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #0b1211;
    --sheet: #101a19;
    --ink: #e2e8f0;
    --ink-2: #b5c1cb;
    --ink-3: #7e8d99;
    --rule: #263533;
    --rule-2: #1b2726;
    --teal: #2dd4bf;
    --teal-ink: #5eead4;
    --teal-wash: rgba(45, 212, 191, 0.12);
    --fail: #ff8a65;
    --fail-wash: rgba(255, 138, 101, 0.12);
    --amber: #f0b453;
    --grid: rgba(226, 232, 240, 0.04);
    --code-bg: #0d1615;
    --term-bg: #060b0b;
    --term-fg: #d6dee6;
    --term-dim: #71808c;
    --bar-bg: rgba(11, 18, 17, 0.84);
    --s-kw: #e8eef4;
    --s-spec: #5eead4;
    --s-end: #5eead4;
    --s-str: #f6a98e;
    --s-num: #f6a98e;
    --s-com: #7a8b98;
    --s-op: #8d9aa6;
    --s-type: #a9b8ff;
    --s-fn: #f8fafc;
    --s-builtin: #c3cdd6;
    --chart-over: #6b7b88;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --paper: #0b1211;
  --sheet: #101a19;
  --ink: #e2e8f0;
  --ink-2: #b5c1cb;
  --ink-3: #7e8d99;
  --rule: #263533;
  --rule-2: #1b2726;
  --teal: #2dd4bf;
  --teal-ink: #5eead4;
  --teal-wash: rgba(45, 212, 191, 0.12);
  --fail: #ff8a65;
  --fail-wash: rgba(255, 138, 101, 0.12);
  --amber: #f0b453;
  --grid: rgba(226, 232, 240, 0.04);
  --code-bg: #0d1615;
  --term-bg: #060b0b;
  --term-fg: #d6dee6;
  --term-dim: #71808c;
  --bar-bg: rgba(11, 18, 17, 0.84);
  --s-kw: #e8eef4;
  --s-spec: #5eead4;
  --s-end: #5eead4;
  --s-str: #f6a98e;
  --s-num: #f6a98e;
  --s-com: #7a8b98;
  --s-op: #8d9aa6;
  --s-type: #a9b8ff;
  --s-fn: #f8fafc;
  --s-builtin: #c3cdd6;
  --chart-over: #6b7b88;
  color-scheme: dark;
}

/* ------------------------------------------------------------------ base */
*,
*::before,
*::after {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: calc(var(--bar-h) + 24px);
  padding-top: env(safe-area-inset-top, 0px);
  padding-bottom: env(safe-area-inset-bottom, 0px);
}
@media (prefers-reduced-motion: no-preference) {
  html {
    scroll-behavior: smooth;
  }
}
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 400 17px/1.55 var(--f-body);
  font-feature-settings: "kern", "liga";
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  overflow-x: hidden;
}
img,
svg {
  max-width: 100%;
}
a {
  color: inherit;
}
p a,
.fn a,
li a {
  color: var(--teal-ink);
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}
p a:hover,
.fn a:hover,
li a:hover {
  text-decoration-thickness: 2px;
}
code,
pre,
kbd {
  font-family: var(--f-mono);
}
:not(pre) > code {
  font-size: 0.88em;
  padding: 0.08em 0.3em;
  background: var(--rule-2);
  border-radius: 3px;
  white-space: nowrap;
}
h1,
h2,
h3,
h4 {
  text-wrap: balance;
  margin: 0;
}
p {
  margin: 0;
  text-wrap: pretty;
}
:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
  border-radius: 2px;
}
[hidden] {
  display: none !important;
}
.sr {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
}
.skip {
  position: absolute;
  left: -999px;
  top: 8px;
  z-index: 100;
  background: var(--ink);
  color: var(--paper);
  padding: 8px 14px;
}
.skip:focus {
  left: 12px;
}
html.is-scrubbing,
html.is-scrubbing * {
  cursor: ew-resize !important;
  user-select: none;
}

.bar-in,
.docline-in,
.p1-in,
.doc,
.foot-in {
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .bar-in,
  .docline-in,
  .p1-in,
  .doc,
  .foot-in {
    padding-left: max(32px, env(safe-area-inset-left, 0px));
    padding-right: max(32px, env(safe-area-inset-right, 0px));
  }
}

/* --------------------------------------------------------------- top bar */
.bar {
  position: sticky;
  top: env(safe-area-inset-top, 0px);
  z-index: 50;
  background: var(--bar-bg);
  backdrop-filter: saturate(1.4) blur(14px);
  -webkit-backdrop-filter: saturate(1.4) blur(14px);
  border-bottom: 1px solid var(--rule);
  transition: box-shadow 0.3s;
}
.bar.is-scrolled {
  box-shadow: 0 1px 0 var(--rule), 0 10px 30px -18px rgba(15, 23, 42, 0.35);
}
.bar-in {
  height: var(--bar-h);
  display: flex;
  align-items: center;
  gap: 28px;
}
.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: var(--ink);
}
.brand-mark {
  width: 26px;
  height: 24px;
  color: var(--ink);
}
.brand-word {
  font: 700 21px/1 var(--f-display);
  letter-spacing: 0.14em;
}
.bar-nav {
  display: flex;
  gap: 2px;
  margin-right: auto;
}
.bar-nav a {
  font: 600 14.5px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-2);
  padding: 9px 11px;
  border-radius: 3px;
  position: relative;
}
.bar-nav a + a::before {
  content: "";
  position: absolute;
  left: -1px;
  top: 10px;
  bottom: 10px;
  width: 1px;
  background: var(--rule);
}
.bar-nav a:hover {
  color: var(--ink);
  background: var(--rule-2);
}
.bar-end {
  display: flex;
  align-items: center;
  gap: 8px;
}
.theme,
.gh {
  font: 500 12px/1 var(--f-mono);
  letter-spacing: 0.04em;
  color: var(--ink-2);
  background: none;
  border: 1px solid var(--rule);
  border-radius: 3px;
  height: 32px;
  padding: 0 10px;
  display: inline-flex;
  align-items: center;
  gap: 7px;
  cursor: pointer;
  text-decoration: none;
}
.theme:hover,
.gh:hover {
  border-color: var(--ink-3);
  color: var(--ink);
}
.gh svg {
  width: 15px;
  height: 15px;
}
.theme span {
  display: none;
}
.theme::before {
  content: "";
  width: 9px;
  height: 9px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  background: linear-gradient(90deg, currentColor 50%, transparent 50%);
}
:root .theme .theme-night {
  display: inline;
}
:root[data-theme="dark"] .theme .theme-night {
  display: none;
}
:root[data-theme="dark"] .theme .theme-paper {
  display: inline;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme .theme-night {
    display: none;
  }
  :root:not([data-theme="light"]) .theme .theme-paper {
    display: inline;
  }
}
.menu {
  display: none;
  width: 40px;
  height: 36px;
  border: 1px solid var(--rule);
  background: none;
  border-radius: 3px;
  padding: 0;
  cursor: pointer;
  position: relative;
}
.menu span {
  position: absolute;
  left: 11px;
  right: 11px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s var(--ease), top 0.25s var(--ease);
}
.menu span:first-child {
  top: 13px;
}
.menu span:last-child {
  top: 21px;
}
.menu[aria-expanded="true"] span:first-child {
  top: 17px;
  transform: rotate(45deg);
}
.menu[aria-expanded="true"] span:last-child {
  top: 17px;
  transform: rotate(-45deg);
}
.drawer {
  border-top: 1px solid var(--rule);
  padding: 8px max(16px, env(safe-area-inset-right, 0px)) 16px max(16px, env(safe-area-inset-left, 0px));
  display: grid;
}
.drawer a {
  font: 600 20px/1 var(--f-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule-2);
}
@media (max-width: 980px) {
  .bar-nav {
    display: none;
  }
  .bar-end {
    margin-left: auto;
  }
  .menu {
    display: block;
  }
}
@media (max-width: 520px) {
  .gh span {
    display: none;
  }
}

/* doc line: the running header of a datasheet page */
.docline {
  border-bottom: 2px solid var(--ink);
  position: relative;
}
.docline::after {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
  height: 1px;
  background: var(--rule);
}
.docline-in {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding-block: 9px;
  font: 500 11px/1.2 var(--f-mono);
  letter-spacing: 0.12em;
  color: var(--ink-3);
}
.docline b {
  color: var(--ink);
  font-weight: 600;
}
@media (max-width: 640px) {
  .docline-mid {
    display: none;
  }
}

/* ---------------------------------------------------------------- page 1 */
.p1 {
  padding-block: clamp(28px, 4vw, 52px) 0;
}
.p1-in {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  grid-template-rows: auto 1fr auto;
  grid-template-areas:
    "head fig"
    "cta  fig"
    "cols cols";
  column-gap: clamp(32px, 4.5vw, 72px);
  align-items: start;
}
.p1-head {
  grid-area: head;
  min-width: 0;
  padding-top: 8px;
}
.p1-cta {
  grid-area: cta;
}
.rp {
  grid-area: fig;
}
.p1-cols {
  grid-area: cols;
  margin-top: clamp(40px, 6vw, 72px);
}
.status-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 10px;
  font: 500 12px/1 var(--f-mono);
  letter-spacing: 0.06em;
  color: var(--ink-3);
  text-transform: uppercase;
}
.status-line .sep {
  color: var(--rule);
}
.sl-more {
  display: inline-flex;
  align-items: center;
  gap: 10px;
}
.chip-status {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  color: var(--amber);
  border: 1px solid currentColor;
  padding: 5px 8px 5px 7px;
  border-radius: 2px;
  font-weight: 600;
}
.chip-status i {
  width: 6px;
  height: 6px;
  background: currentColor;
  display: block;
}
.partno {
  margin: 22px 0 6px;
  font: 700 clamp(84px, 12vw, 176px)/0.78 var(--f-display);
  letter-spacing: -0.012em;
  display: flex;
  align-items: flex-start;
  gap: 0.06em;
  color: var(--ink);
}
.partno-g {
  display: block;
}
.partno-v {
  font-size: 0.34em;
  font-weight: 600;
  line-height: 1;
  color: var(--teal);
  border: 0.06em solid currentColor;
  padding: 0.06em 0.14em 0.02em;
  margin-top: 0.03em;
  letter-spacing: 0.02em;
}
.p1-title {
  font: 600 clamp(34px, 4.3vw, 60px)/1.02 var(--f-display);
  letter-spacing: -0.005em;
  max-width: 21ch;
  margin-top: 22px;
}
.p1-lede {
  margin-top: 20px;
  font-size: clamp(17px, 1.45vw, 19.5px);
  line-height: 1.55;
  color: var(--ink-2);
  max-width: 56ch;
}
.p1-cta {
  margin-top: 30px;
}
.p1-cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  align-items: center;
}
.cta-note {
  margin-top: 14px;
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--ink-3);
  max-width: 52ch;
}
.cta-note code {
  font-size: 0.92em;
}
.cta-note a {
  display: inline-block;
  margin-left: 6px;
  color: var(--ink);
  font: 600 14px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
  border-bottom: 1px solid var(--rule);
  padding-bottom: 2px;
}
.cta-note a:hover {
  border-color: var(--teal);
}

.cmd {
  display: inline-flex;
  align-items: center;
  height: 46px;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  border-radius: 3px;
  min-width: 0;
  max-width: 100%;
}
.cmd code {
  font: 500 14.5px/1 var(--f-mono);
  padding: 0 14px;
  background: none;
  white-space: nowrap;
  overflow: auto;
}
.cmd-p {
  color: var(--teal);
  margin-right: 8px;
  user-select: none;
}
.copy {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  background: none;
  border: 0;
  border-left: 1px solid var(--rule);
  height: 100%;
  padding: 0 14px;
  color: var(--ink-2);
  cursor: pointer;
  flex: none;
}
.copy:hover {
  color: var(--ink);
  background: var(--rule-2);
}
.copy-b {
  display: none;
  color: var(--teal-ink);
}
.copy[data-copied] .copy-a {
  display: none;
}
.copy[data-copied] .copy-b {
  display: inline;
}
.btn {
  height: 46px;
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 0 18px;
  font: 600 16px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  border-radius: 3px;
  transition: transform 0.2s var(--ease), background 0.2s, color 0.2s;
}
.btn span {
  transition: transform 0.25s var(--ease);
}
.btn:hover span {
  transform: translateX(3px);
}
.btn-solid {
  background: var(--ink);
  color: var(--paper);
}
.btn-solid:hover {
  background: var(--teal-ink);
}
.btn-line {
  color: var(--ink-2);
  padding: 0 6px;
  height: 46px;
}
.btn-line:hover {
  color: var(--ink);
}
.btn-line:hover span {
  transform: translateY(2px);
}

/* figures share graph paper and crop marks */
.fig {
  margin: 0;
  position: relative;
  min-width: 0;
}
.fig figcaption,
.demo-title,
.spec caption {
  font: 400 14px/1.45 var(--f-body);
  color: var(--ink-2);
  text-align: left;
}
.fig figcaption b,
.demo-title b,
.spec caption b {
  font-weight: 600;
  color: var(--ink);
  margin-right: 4px;
}
.fig figcaption {
  margin-top: 14px;
}
.crop {
  position: absolute;
  inset: -10px;
  pointer-events: none;
}
.crop i {
  position: absolute;
  width: 14px;
  height: 14px;
  border-color: var(--ink-3);
  border-style: solid;
  border-width: 0;
}
.crop i:nth-child(1) {
  left: 0;
  top: 0;
  border-left-width: 1px;
  border-top-width: 1px;
}
.crop i:nth-child(2) {
  right: 0;
  top: 0;
  border-right-width: 1px;
  border-top-width: 1px;
}
.crop i:nth-child(3) {
  left: 0;
  bottom: 0;
  border-left-width: 1px;
  border-bottom-width: 1px;
}
.crop i:nth-child(4) {
  right: 0;
  bottom: 0;
  border-right-width: 1px;
  border-bottom-width: 1px;
}

.fig-chip {
  background: var(--sheet) linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 100% 12px,
    var(--sheet) linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 12px 100%;
  background-color: var(--sheet);
  border: 1px solid var(--rule);
  padding: clamp(14px, 2.4vw, 26px);
  margin-top: 8px;
}
.chip {
  display: block;
  width: 100%;
  height: auto;
  overflow: visible;
  font-family: var(--f-mono);
}
.chip .wires line {
  stroke: var(--ink-3);
  stroke-width: 1.2;
}
.chip .terms circle {
  fill: var(--sheet);
  stroke: var(--ink);
  stroke-width: 1.4;
}
.chip .legs rect {
  fill: var(--sheet);
  stroke: var(--ink);
  stroke-width: 1.4;
}
.chip .body {
  fill: var(--sheet);
  stroke: var(--ink);
  stroke-width: 1.8;
  transition: fill 0.25s;
}
.chip.is-busy .body {
  fill: var(--teal-wash);
}
.chip .pin1 {
  fill: var(--ink);
}
.chip .desig {
  font: 600 11px var(--f-mono);
  fill: var(--ink-3);
  letter-spacing: 0.08em;
}
.chip .body-name {
  font: 600 15px var(--f-mono);
  fill: var(--ink);
}
.chip .body-sub {
  font: 600 10.5px var(--f-display);
  letter-spacing: 0.18em;
  fill: var(--ink-3);
}
.chip .pinno text {
  font: 500 10px var(--f-mono);
  fill: var(--ink-3);
}
.chip .lbl text {
  font: 500 12.5px var(--f-mono);
  fill: var(--ink);
}
.chip .val text {
  font: 500 11.5px var(--f-mono);
  fill: var(--teal-ink);
}
.chip .pulse {
  fill: var(--teal);
  opacity: 0;
}
.vectors {
  width: 100%;
  margin-top: 14px;
  border-collapse: collapse;
  font: 400 13px/1.3 var(--f-mono);
}
.vectors th {
  text-align: left;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 8px 8px 7px;
  border-bottom: 1.5px solid var(--ink);
}
.vectors td {
  padding: 8px;
  border-bottom: 1px solid var(--rule-2);
  transition: background 0.3s;
}
.vectors td:first-child {
  color: var(--ink-3);
}
.vectors tr.is-hit td {
  background: var(--teal-wash);
}
.vectors .res {
  font-weight: 600;
  color: var(--teal-ink);
  letter-spacing: 0.06em;
}
.vectors tr.is-pending .res {
  color: var(--ink-3);
}

/* ------------------------------------------------- figure 1: repair replay */
.rp {
  margin: 8px 0 0;
  background: var(--sheet);
  border: 1px solid var(--rule);
}
.rp-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  height: 46px;
  padding: 0 8px 0 16px;
  border-bottom: 1px solid var(--rule);
  font: 500 11px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.rp-k {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.rp-k b {
  color: var(--ink);
  font-weight: 600;
  margin-right: 8px;
}
.rp-ctl {
  display: flex;
  align-items: center;
  gap: 6px;
  flex: none;
}
.rp-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-right: 6px;
  color: var(--ink-2);
  font-variant-numeric: tabular-nums;
  white-space: nowrap;
}
.rp-state::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--rule);
}
.rp.is-playing .rp-state::before {
  background: var(--teal);
}
.rp-btn {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 30px;
  padding: 0 10px;
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-2);
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-radius: 3px;
  cursor: pointer;
}
.rp-btn[hidden] {
  display: none;
}
.rp-btn svg {
  width: 11px;
  height: 11px;
  fill: currentColor;
  flex: none;
}
.rp-btn:hover {
  color: var(--ink);
  border-color: var(--ink-3);
}
.rp-btn:focus-visible,
.rp-steps button:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}
.rp .i-play,
.rp.is-playing .i-pause {
  display: inline;
}
.rp .i-pause,
.rp.is-playing .i-play {
  display: none;
}

/* the stage: model voice, source, Geno's output */
.rp-stage {
  display: grid;
  gap: 12px;
  padding: 14px 16px 0;
  background: linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 100% 12px, linear-gradient(90deg, var(--grid) 1px, transparent 1px) 0 0 / 12px 100%;
}
.rp-voice {
  display: grid;
  grid-template-columns: 62px minmax(0, 1fr);
  gap: 10px;
  align-items: start;
  min-width: 0;
}
.rp-who {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding-top: 8px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.rp-who i {
  width: 7px;
  height: 7px;
  background: var(--ink-3);
  flex: none;
}
.rp-geno .rp-who i {
  background: var(--teal);
}
.rp-say {
  margin: 0;
  height: 52px;
  overflow: hidden;
  font: italic 400 20px/26px "Newsreader", Georgia, "Times New Roman", serif;
  color: var(--ink);
  transition: color 0.4s;
}
.rp-say.is-past {
  color: var(--ink-3);
}
.rp-code {
  border: 1px solid var(--rule);
  border-radius: 3px;
  background: var(--code-bg);
  overflow: hidden;
  min-width: 0;
}
.rp-code-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  height: 32px;
  padding: 0 12px;
  border-bottom: 1px solid var(--rule-2);
  background: var(--sheet);
  font: 500 11.5px/1 var(--f-mono);
  color: var(--ink-3);
  white-space: nowrap;
}
.rp-open b {
  margin-left: 6px;
  color: var(--teal-ink);
  font-weight: 600;
}
.rp-open b.is-open {
  color: var(--amber);
}
.rp-src {
  margin: 0;
  padding: 10px 0;
  height: 320px;
  overflow: hidden;
  font: 400 13px/20px var(--f-mono);
  color: var(--ink);
}
.rp-src code {
  display: block;
  background: none;
  padding: 0;
  font: inherit;
  transition: opacity 0.3s;
}
.rl {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr) auto;
  align-items: center;
  height: 20px;
  padding-right: 10px;
  transition: background 0.25s, box-shadow 0.25s;
}
.rl-n {
  padding-right: 12px;
  text-align: right;
  font-size: 11px;
  color: var(--ink-3);
  user-select: none;
}
.rl-c {
  white-space: pre;
  overflow: hidden;
}
.rl.is-scan {
  background: var(--rule-2);
}
.rl.is-fail {
  background: var(--fail-wash);
  box-shadow: inset 2px 0 var(--fail);
}
.rl.is-pass {
  background: var(--teal-wash);
  box-shadow: inset 2px 0 var(--teal);
}
.rl.is-fix {
  background: var(--rule-2);
  box-shadow: inset 2px 0 var(--ink);
}
.rp-sel {
  background: var(--ink);
  color: var(--paper) !important;
  border-radius: 1px;
}
.rp-b {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-left: 10px;
  padding: 3px 6px;
  border-radius: 2px;
  font: 600 10px/1 var(--f-mono);
  letter-spacing: 0.08em;
  color: var(--ink-3);
}
.rp-b i {
  font-style: normal;
  font-weight: 500;
  color: var(--ink-3);
}
.rp-b-pass {
  color: var(--teal-ink);
  background: var(--teal-wash);
}
.rp-b-fail {
  color: var(--fail);
  background: var(--fail-wash);
}
.rp-b-run {
  color: var(--ink);
  background: var(--rule);
}
.rp-caret {
  display: inline-block;
  width: 7px;
  height: 15px;
  margin-left: 1px;
  vertical-align: -3px;
  background: var(--teal);
}
.rp-term.term {
  height: 134px;
  padding: 10px 14px;
  overflow: hidden;
  font: 400 12.5px/19px var(--f-mono);
  transition: opacity 0.3s;
}
.rp-term.is-dim {
  opacity: 0.55;
}
.rp-term .rp-caret {
  background: var(--term-pass);
  height: 14px;
}
.rp.is-rewinding.is-playing .rp-src code,
.rp.is-rewinding.is-playing .rp-say,
.rp.is-rewinding.is-playing .rp-term {
  opacity: 0;
}

/* timing strip: the replay drawn as a datasheet timing diagram */
.rp-strip {
  --rl: 74px;
  position: relative;
  display: grid;
  grid-template-columns: var(--rl) repeat(5, minmax(0, 1fr));
  grid-template-rows: 14px 36px 24px;
  row-gap: 4px;
  margin-top: 14px;
  padding: 12px 16px 12px;
  border-top: 1px solid var(--rule);
}
.rp-axis {
  grid-column: 2 / -1;
  grid-row: 1;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  font: 500 10px/14px var(--f-mono);
  color: var(--ink-3);
}
.rp-axis span {
  padding-left: 5px;
  border-left: 1px solid var(--rule);
}
.rp-rl {
  align-self: center;
  font: 600 9.5px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.rp-rl-step {
  grid-column: 1;
  grid-row: 2;
}
.rp-rl-sig {
  grid-column: 1;
  grid-row: 3;
}
.rp-steps {
  grid-column: 2 / -1;
  grid-row: 2;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}
.rp-steps li {
  min-width: 0;
}
.rp-steps button {
  --hex: polygon(7px 0, calc(100% - 7px) 0, 100% 50%, calc(100% - 7px) 100%, 7px 100%, 0 50%);
  position: relative;
  display: block;
  width: 100%;
  height: 36px;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.rp-steps button:disabled {
  cursor: default;
}
.rp-steps button::before,
.rp-steps button::after {
  content: "";
  position: absolute;
  clip-path: var(--hex);
  transition: background 0.25s;
}
.rp-steps button::before {
  inset: 4px 0;
  background: var(--rule);
}
.rp-steps button::after {
  inset: 5px 1.4px;
  background: var(--sheet);
}
.rp-steps button span {
  position: relative;
  z-index: 1;
}
.rp-steps button.is-done {
  color: var(--ink-2);
}
.rp-steps button.is-done::before {
  background: var(--ink-3);
}
.rp-steps button:not(:disabled):hover::before {
  background: var(--ink);
}
.rp-steps button.is-now {
  color: var(--paper);
}
.rp-steps button.is-now::before,
.rp-steps button.is-now::after {
  background: var(--ink);
}
.rp-steps [data-step="1"].is-now::before,
.rp-steps [data-step="1"].is-now::after {
  background: var(--fail);
}
.rp-steps [data-step="3"].is-now::before,
.rp-steps [data-step="3"].is-now::after {
  background: var(--teal-ink);
}
.rp-sig {
  grid-column: 2 / -1;
  grid-row: 3;
  position: relative;
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  align-items: center;
}
.sg {
  position: relative;
  height: 20px;
}
.sg-x {
  border-block: 1px solid var(--ink-3);
  background: repeating-linear-gradient(-45deg, var(--rule) 0 1px, transparent 1px 5px);
}
.sg-lo {
  border-bottom: 2px solid var(--fail);
}
.sg-hi {
  border-top: 2px solid var(--teal);
}
.sg-x + .sg-lo {
  border-left: 2px solid var(--fail);
}
.sg-lo + .sg-x {
  border-left: 1px solid var(--ink-3);
}
.sg-x + .sg-hi {
  border-left: 2px solid var(--teal);
}
.sg b {
  position: absolute;
  left: 8px;
  font: 600 10px/1 var(--f-mono);
  letter-spacing: 0.04em;
}
.sg-lo b {
  bottom: 4px;
  color: var(--fail);
}
.sg-hi b {
  top: 4px;
  color: var(--teal-ink);
}
/* not yet captured: the trace fills in behind the cursor */
.rp-sig::after {
  content: "";
  position: absolute;
  top: -3px;
  bottom: -3px;
  left: calc(var(--rp-pos, 1) * 100%);
  right: 0;
  background: var(--sheet);
  opacity: 0.84;
}
.rp-cursor {
  position: absolute;
  top: 8px;
  bottom: 8px;
  left: calc(16px + var(--rl) + (100% - 32px - var(--rl)) * var(--rp-pos, 1));
  border-left: 1.5px solid var(--teal);
  pointer-events: none;
}
.rp-cursor::before {
  content: "";
  position: absolute;
  top: -1px;
  left: -5.5px;
  border: 5px solid transparent;
  border-top: 6px solid var(--teal);
  border-bottom: 0;
}
.rp figcaption {
  margin: 0;
  padding: 0 16px 14px;
}
@media (prefers-reduced-motion: no-preference) {
  .rp-caret {
    animation: rp-blink 1.05s steps(1) infinite;
  }
  .rp .crop {
    animation: crop-in 0.9s 0.3s var(--ease) both;
  }
}
@keyframes rp-blink {
  50% {
    opacity: 0;
  }
}

@media (min-width: 1280px) {
  .rp-say {
    height: 30px;
    white-space: nowrap;
    text-overflow: ellipsis;
  }
}
@media (max-width: 560px) {
  .rp-head {
    padding-left: 12px;
    height: 44px;
  }
  .rp-k {
    display: none;
  }
  .rp-ctl {
    width: 100%;
  }
  .rp-state {
    margin-right: auto;
  }
  .rp-stage {
    padding: 12px 12px 0;
    gap: 10px;
  }
  .rp-voice {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
  .rp-who {
    padding-top: 0;
  }
  .rp-say {
    font-size: 17.5px;
    line-height: 23px;
    height: 46px;
  }
  .rp-src {
    height: 290px;
    font-size: 11.5px;
    line-height: 18px;
  }
  .rl {
    grid-template-columns: 26px minmax(0, 1fr) auto;
    height: 18px;
    padding-right: 6px;
  }
  .rl-n {
    padding-right: 8px;
    font-size: 10px;
  }
  .rp-b {
    margin-left: 6px;
    padding: 2px 4px;
    font-size: 9.5px;
  }
  .rp-term.term {
    height: 122px;
    padding: 10px 12px;
    font-size: 11px;
    line-height: 17px;
  }
  .rp-strip {
    --rl: 0px;
    grid-template-rows: 14px 40px 24px;
    padding: 10px 12px 12px;
  }
  .rp-rl {
    display: none;
  }
  .rp-cursor {
    left: calc(12px + (100% - 24px) * var(--rp-pos, 1));
  }
  .rp-steps button {
    height: 40px;
    font-size: 9.5px;
    letter-spacing: 0.06em;
  }
  .rp-steps button::before {
    inset: 6px 0;
  }
  .rp-steps button::after {
    inset: 7px 1.4px;
  }
  .rp figcaption {
    padding: 0 12px 12px;
  }
}
@media (max-width: 400px) {
  .rp-b i {
    display: none;
  }
}

/* columns: features / applications / description */
.p1-cols {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(28px, 4vw, 56px);
  border-top: 2px solid var(--ink);
  padding-top: 26px;
  position: relative;
}
.p1-col p + p {
  margin-top: 12px;
}
.p1-col p {
  font-size: 16px;
  color: var(--ink-2);
}
.h-sec {
  font: 700 23px/1.1 var(--f-display);
  letter-spacing: 0.02em;
  margin-bottom: 16px;
  display: flex;
  gap: 10px;
  align-items: baseline;
}
.no {
  color: var(--teal);
  font-feature-settings: "tnum";
}
.feat {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 9px;
}
.feat li {
  position: relative;
  padding-left: 20px;
  font-size: 16px;
  line-height: 1.45;
}
.feat li::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 0.55em;
  width: 7px;
  height: 7px;
  background: var(--teal);
}
.devinfo {
  margin-top: 22px;
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
.devinfo caption {
  text-align: left;
  font: 700 15px/1 var(--f-display);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding-bottom: 8px;
}
.devinfo th {
  text-align: left;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  border-top: 1.5px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  padding: 7px 6px;
}
.devinfo td {
  padding: 7px 6px;
  border-bottom: 1px solid var(--rule);
}
.devinfo td:first-child {
  font-family: var(--f-mono);
  font-size: 12.5px;
}
.fn {
  margin-top: 10px;
  font-size: 13.5px;
  line-height: 1.5;
  color: var(--ink-3);
}
sup {
  font-size: 0.65em;
  color: var(--ink-3);
}

@media (max-width: 1080px) {
  .p1-in {
    grid-template-columns: minmax(0, 1fr);
    grid-template-rows: none;
    grid-template-areas: "head" "cta" "fig" "cols";
  }
  .rp {
    max-width: 760px;
    margin-top: 44px;
  }
}
/* phones: show the code before the install row; the bar keeps a Try link */
@media (max-width: 720px) {
  .p1-in {
    grid-template-areas: "head" "fig" "cta" "cols";
  }
  .rp {
    margin-top: 28px;
  }
}
@media (max-width: 560px), (min-width: 1081px) {
  .sl-more {
    display: none;
  }
}
@media (max-width: 560px) {
  .lede-more {
    display: none;
  }
}
@media (max-width: 900px) {
  .p1-cols {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------------------------------------------------------- doc + toc */
.doc {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  gap: clamp(32px, 4.5vw, 72px);
  margin-top: clamp(56px, 8vw, 104px);
}
.toc {
  position: sticky;
  top: calc(var(--bar-h) + 28px);
  align-self: start;
  padding-top: 6px;
}
.toc-h {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding-bottom: 12px;
  border-bottom: 1.5px solid var(--ink);
}
.toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  position: relative;
}
.toc li a {
  display: flex;
  gap: 10px;
  padding: 9px 0 9px 12px;
  text-decoration: none;
  font-size: 15px;
  color: var(--ink-2);
  border-bottom: 1px solid var(--rule-2);
  position: relative;
  transition: color 0.2s, padding 0.25s var(--ease);
}
.toc li a span {
  font: 500 12px/1.6 var(--f-mono);
  color: var(--ink-3);
  min-width: 18px;
}
.toc li a::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  bottom: 8px;
  width: 3px;
  background: var(--teal);
  transform: scaleY(0);
  transition: transform 0.3s var(--ease);
}
.toc li a:hover {
  color: var(--ink);
}
.toc li a[aria-current="true"] {
  color: var(--ink);
  font-weight: 600;
  padding-left: 16px;
}
.toc li a[aria-current="true"]::before {
  transform: scaleY(1);
}
.toc li a[aria-current="true"] span {
  color: var(--teal-ink);
}
.toc-cta {
  display: block;
  margin-top: 22px;
  font: 600 14px/1.3 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--teal-ink);
  border: 1px solid var(--teal);
  padding: 11px 12px;
  border-radius: 3px;
  background: var(--teal-wash);
}
.toc-cta:hover {
  background: var(--teal);
  color: var(--sheet);
}
@media (max-width: 1080px) {
  .doc {
    grid-template-columns: minmax(0, 1fr);
  }
  .toc {
    position: static;
    display: none;
  }
}
.doc-body {
  min-width: 0;
}

/* -------------------------------------------------------------- sections */
.sec {
  padding-bottom: clamp(64px, 8vw, 110px);
}
.h-main {
  font: 700 clamp(30px, 3.4vw, 42px)/1.05 var(--f-display);
  letter-spacing: 0.005em;
  border-top: 2px solid var(--ink);
  padding-top: 16px;
  display: flex;
  gap: 16px;
  align-items: baseline;
}
.h-main .no {
  font-weight: 600;
}
.sec-lede {
  margin-top: 18px;
  font-size: clamp(18px, 1.6vw, 20.5px);
  line-height: 1.5;
  color: var(--ink-2);
  max-width: 62ch;
}
.sub {
  margin-top: clamp(40px, 5vw, 64px);
}
.h-sec + p,
.h-sub + p {
  max-width: 68ch;
}
.sub > p {
  color: var(--ink-2);
  max-width: 68ch;
}
.sub > p + p {
  margin-top: 12px;
}
.h-sub {
  font: 700 clamp(22px, 2.2vw, 27px)/1.15 var(--f-display);
  letter-spacing: 0.01em;
  display: flex;
  gap: 12px;
  align-items: baseline;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--rule);
}
.h-sub .no {
  color: var(--ink-3);
  font-weight: 600;
}
.h-feat {
  font: 700 21px/1.15 var(--f-display);
  letter-spacing: 0.01em;
  display: flex;
  gap: 10px;
  align-items: baseline;
  margin-bottom: 12px;
}
.h-feat .no {
  color: var(--ink-3);
  font: 500 13px/1 var(--f-mono);
}
.h-mini {
  font: 600 12px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}

/* ---------------------------------------------------------------- tables */
.tbl-wrap {
  overflow-x: auto;
  min-width: 0;
  -webkit-overflow-scrolling: touch;
}
.spec {
  width: 100%;
  border-collapse: collapse;
  font-size: 15px;
  line-height: 1.45;
  margin-top: 6px;
}
.spec caption {
  padding-bottom: 10px;
}
.spec th {
  text-align: left;
  font: 600 10.5px/1.2 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 9px 12px 8px;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1px solid var(--ink);
  white-space: nowrap;
}
.spec td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--rule);
  vertical-align: top;
}
.spec td code {
  white-space: nowrap;
}
.spec th code {
  background: none;
  padding: 0;
  font-size: inherit;
  text-transform: none;
}
.spec .r {
  text-align: right;
  font-family: var(--f-mono);
  font-size: 13.5px;
  font-feature-settings: "tnum";
}
.spec th.r {
  font-size: 10.5px;
}
.spec .num {
  font-family: var(--f-mono);
  font-weight: 600;
  color: var(--teal-ink);
}
.ok,
.no-cap {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}
.ok {
  color: var(--teal-ink);
}
.no-cap {
  color: var(--fail);
}
.ok::before,
.no-cap::before {
  content: "";
  width: 6px;
  height: 6px;
  background: currentColor;
}
.no-cap::before {
  background: none;
  box-shadow: inset 0 0 0 1.5px currentColor;
}

/* ------------------------------------------------------------------ code */
.code {
  margin: 0;
  background: var(--code-bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 16px 18px;
  font: 400 13.5px/1.62 var(--f-mono);
  color: var(--ink);
  overflow-x: auto;
  tab-size: 4;
  min-width: 0;
}
.code code {
  background: none;
  padding: 0;
  font-size: inherit;
  white-space: pre;
}
.code .ln {
  display: inline-block;
  min-width: 100%;
  vertical-align: top;
  position: relative;
  transition: background 0.2s;
}
.code-sm {
  font-size: 12.8px;
  padding: 14px 16px;
}
.code-xs {
  font-size: 12.5px;
  padding: 12px 14px;
  line-height: 1.6;
}
.tok-kw {
  color: var(--s-kw);
  font-weight: 600;
}
.tok-spec {
  color: var(--s-spec);
  font-weight: 600;
}
.tok-end {
  color: var(--s-end);
  font-weight: 600;
}
.tok-endlabel {
  color: var(--s-end);
  font-style: italic;
}
.tok-str,
.tok-bool {
  color: var(--s-str);
}
.tok-num {
  color: var(--s-num);
}
.tok-com,
.tok-doc {
  color: var(--s-com);
  font-style: italic;
}
.tok-op,
.tok-punct {
  color: var(--s-op);
}
.tok-type {
  color: var(--s-type);
}
.tok-fn {
  color: var(--s-fn);
  font-weight: 600;
}
.tok-builtin {
  color: var(--s-builtin);
}
.tok-interp {
  color: var(--s-spec);
}

.code-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border: 1px solid var(--rule);
  border-bottom: 0;
  background: var(--sheet);
  height: 36px;
  padding-left: 14px;
  border-radius: 3px 3px 0 0;
  font: 500 12px/1 var(--f-mono);
  color: var(--ink-3);
}
.code-head + .code,
.code-head + pre {
  border-radius: 0 0 3px 3px;
}
.code-file {
  color: var(--ink);
  font-weight: 600;
}
.code-meta {
  padding-right: 14px;
}

/* terminals */
.term {
  margin: 0;
  background: var(--term-bg);
  color: var(--term-fg);
  border-radius: 3px;
  padding: 16px 18px;
  font: 400 13px/1.6 var(--f-mono);
  overflow-x: auto;
  white-space: pre-wrap;
  overflow-wrap: anywhere;
  min-width: 0;
}
.term .tok-prompt {
  color: var(--term-pass);
}
.term .tok-cmd {
  color: #fff;
  font-weight: 600;
}
.term .tok-flag {
  color: #a8b8c8;
}
.term .tok-pass {
  color: var(--term-pass);
}
.term .tok-fail {
  color: var(--term-fail);
}
.term .tok-result {
  color: var(--term-pass);
}
.term .tok-com {
  color: var(--term-dim);
  font-style: normal;
}
.term .tok-str {
  color: #ffd5a8;
}
.term code {
  background: none;
  padding: 0;
  font-size: inherit;
}

/* ----------------------------------------------------------------- demos */
.demo {
  margin-top: 26px;
  min-width: 0;
}
.demo-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}
.demo-sum {
  display: inline-block;
  margin-left: 6px;
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 7px;
  border-radius: 2px;
  background: var(--teal-wash);
  color: var(--teal-ink);
  vertical-align: 1px;
}
.is-failing .demo-sum {
  background: var(--fail-wash);
  color: var(--fail);
}
.demo-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
  gap: 14px;
  align-items: stretch;
}
.demo-grid .term {
  align-self: stretch;
}
@media (max-width: 900px) {
  .demo-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}
.btn-mini {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  background: var(--sheet);
  color: var(--ink-2);
  border-radius: 3px;
  padding: 8px 10px;
  cursor: pointer;
}
.btn-mini:hover {
  border-color: var(--ink-3);
  color: var(--ink);
}

.toggles {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.toggles-l {
  font: 500 12px/1 var(--f-mono);
  color: var(--ink-3);
  margin-right: 4px;
}
.tg {
  font: 600 12.5px/1 var(--f-mono);
  border: 1.5px solid var(--rule);
  background: var(--sheet);
  color: var(--ink-2);
  border-radius: 3px;
  padding: 8px 11px 8px 9px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: background 0.2s, color 0.2s, border-color 0.2s;
}
.tg::before {
  content: "";
  width: 7px;
  height: 7px;
  border: 1.5px solid currentColor;
  transition: background 0.2s;
}
.tg[aria-pressed="true"] {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.tg[aria-pressed="true"]::before {
  background: var(--teal);
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(45, 212, 191, 0.22);
}
.tg:hover {
  border-color: var(--ink-3);
}

/* score demo */
.scrub {
  display: inline-block;
  cursor: ew-resize;
  border-radius: 2px;
  background: var(--teal-wash);
  box-shadow: inset 0 -1.5px 0 var(--teal);
  padding: 0 3px;
  margin: 0 -1px;
  touch-action: none;
  transition: background 0.15s, color 0.15s;
  position: relative;
}
.scrub .tok-num {
  color: var(--teal-ink);
  font-weight: 600;
}
.scrub:hover,
.scrub.is-dragging,
.scrub:focus-visible {
  background: var(--teal);
  outline: none;
}
.scrub:hover .tok-num,
.scrub.is-dragging .tok-num,
.scrub:focus-visible .tok-num {
  color: var(--sheet);
}
.scrub::after {
  content: "‹ ›";
  position: absolute;
  left: 50%;
  top: -17px;
  transform: translateX(-50%);
  font: 600 10px/1 var(--f-mono);
  color: var(--teal-ink);
  letter-spacing: 0.3em;
  opacity: 0;
  transition: opacity 0.2s;
  pointer-events: none;
}
.scrub:hover::after,
.scrub.is-dragging::after {
  opacity: 1;
}
.ex-status {
  margin-left: 14px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 3px 6px;
  border-radius: 2px;
  vertical-align: 1px;
}
.ex-status.is-pass {
  color: var(--teal-ink);
  background: var(--teal-wash);
}
.ex-status.is-fail {
  color: var(--fail);
  background: var(--fail-wash);
  text-transform: none;
  letter-spacing: 0;
}
.code .ln.is-fail {
  background: var(--fail-wash);
}
.code-score .ln.is-fail::before,
.code .ln.is-denied::before {
  content: "";
  position: absolute;
  left: -18px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--fail);
}

/* caps demo */
.cap-tag {
  margin-left: 14px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.04em;
  color: var(--ink-3);
}
.ln.is-granted .cap-tag {
  color: var(--teal-ink);
}
.ln.is-denied {
  background: var(--fail-wash);
}
.ln.is-denied .cap-tag {
  color: var(--fail);
}
.ln.is-unreached,
.ln.is-unreached [class^="tok-"] {
  color: var(--ink-3);
  font-weight: 400;
}

/* match demo */
.code-match .arm {
  cursor: pointer;
  border-radius: 2px;
}
.code-match .arm:hover {
  background: var(--rule-2);
}
.code-match .arm.is-off .arm-code,
.code-match .arm.is-off .arm-code [class^="tok-"] {
  color: var(--ink-3);
  font-weight: 400;
  text-decoration: line-through;
  text-decoration-color: var(--fail);
  text-decoration-thickness: 1.5px;
}
.arm-tag {
  margin-left: 12px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--fail);
}
.code-match .arm:not(.is-off) .arm-tag::after {
  content: "click to remove";
  color: var(--ink-3);
  opacity: 0;
  transition: opacity 0.2s;
}
.code-match .arm:hover .arm-tag::after {
  opacity: 1;
}
.demo-match .term {
  margin-top: 12px;
}

/* blocks demo */
.stack {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  min-height: 34px;
  margin-bottom: 10px;
  align-items: center;
}
.blk {
  font: 500 12.5px/1 var(--f-mono);
  border: 1.5px solid var(--rule);
  background: var(--sheet);
  color: var(--ink-2);
  padding: 7px 10px;
  border-radius: 3px;
  animation: blk-in 0.35s var(--ease);
}
.blk-k {
  color: var(--ink-3);
}
.blk.is-top {
  border-color: var(--teal);
  background: var(--teal-wash);
  color: var(--teal-ink);
  font-weight: 600;
}
.blk.is-empty {
  border-style: solid;
  color: var(--ink-3);
}
@keyframes blk-in {
  from {
    transform: translateY(-6px);
    opacity: 0;
  }
}
.stack.did-pop {
  animation: pop 0.4s var(--ease);
}
@keyframes pop {
  30% {
    transform: translateX(4px);
  }
}
.code-stream {
  min-height: 300px;
}
.caret {
  display: inline-block;
  width: 8px;
  height: 1.1em;
  background: var(--teal);
  vertical-align: -0.18em;
  margin-left: 1px;
  animation: blink 1s steps(2) infinite;
}
@keyframes blink {
  50% {
    opacity: 0;
  }
}
.stream-status {
  margin-top: 10px;
  font: 500 12.5px/1.4 var(--f-mono);
  color: var(--ink-2);
  min-height: 1.4em;
}
.stream-status .tok-str {
  color: var(--s-spec);
}
.stream-status .tok-pass {
  color: var(--teal-ink);
  font-weight: 600;
}
.dim {
  color: var(--ink-3);
}

.feature-pair {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(24px, 4vw, 56px);
  align-items: start;
  margin-top: 36px;
  padding-top: 32px;
  border-top: 1px solid var(--rule);
}
.feature-pair:first-of-type {
  border-top: 0;
  padding-top: 0;
}
.feature-pair-rev {
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 0.8fr);
}
.feature-pair-rev .feature-text {
  order: 2;
}
.feature-text p {
  color: var(--ink-2);
}
.feature-text p + p {
  margin-top: 12px;
}
.feature-pair .demo {
  margin-top: 0;
}
@media (max-width: 900px) {
  .feature-pair,
  .feature-pair-rev {
    grid-template-columns: minmax(0, 1fr);
  }
  .feature-pair-rev .feature-text {
    order: 0;
  }
}

.fgrid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 44px;
}
.fcard {
  border-top: 1.5px solid var(--ink);
  padding-top: 14px;
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.fcard .code {
  flex: 1;
}
.fcard p {
  margin-top: 10px;
  font-size: 15px;
  color: var(--ink-2);
}
@media (max-width: 760px) {
  .fgrid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* pinout */
.pinout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(20px, 3vw, 40px);
  margin-top: 28px;
  align-items: start;
}
@media (max-width: 1180px) {
  .pinout {
    grid-template-columns: minmax(0, 1fr);
  }
}
.code-pins {
  padding-left: 46px;
  font-size: 14px;
  background: var(--sheet) linear-gradient(90deg, transparent 36px, var(--rule-2) 36px, var(--rule-2) 37px, transparent 37px);
}
.pinmark {
  position: absolute;
  left: -38px;
  top: 0.18em;
  width: 21px;
  height: 21px;
  border-radius: 50%;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  font: 600 11px/18px var(--f-mono);
  text-align: center;
  color: var(--ink);
  transition: background 0.2s, color 0.2s, border-color 0.2s, transform 0.25s var(--ease);
}
.code-pins .ln.is-lit {
  background: var(--teal-wash);
}
.code-pins .ln.is-lit .pinmark {
  background: var(--teal);
  border-color: var(--teal);
  color: var(--sheet);
  transform: scale(1.12);
}
.pin-table tbody tr {
  cursor: default;
  transition: background 0.2s;
}
.pin-table tbody tr:hover,
.pin-table tbody tr:focus-visible,
.pin-table tbody tr.is-lit {
  background: var(--teal-wash);
}
.pin-table tbody tr:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -2px;
}

/* chart */
.chart-wrap {
  margin-top: 24px;
}
.kpis {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  border-top: 1.5px solid var(--ink);
  border-bottom: 1px solid var(--rule);
}
.kpi {
  padding: 16px 14px 14px 0;
  display: grid;
  gap: 6px;
}
.kpi + .kpi {
  padding-left: 16px;
  border-left: 1px solid var(--rule);
}
.kpi-v {
  font: 600 clamp(34px, 3.6vw, 46px)/1 var(--f-display);
  letter-spacing: -0.005em;
}
.kpi:nth-child(2) .kpi-v {
  color: var(--teal-ink);
}
.kpi-l {
  font-size: 13.5px;
  color: var(--ink-3);
  line-height: 1.3;
}
@media (max-width: 760px) {
  .kpis {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .kpi:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }
  .kpi:nth-child(n + 3) {
    border-top: 1px solid var(--rule);
  }
}
.fig-chart {
  margin-top: 18px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  padding: 18px 18px 16px;
}
.chart {
  min-height: 200px;
}
.chart svg {
  display: block;
  overflow: visible;
}
.chart .dot {
  cursor: pointer;
  transition: r 0.15s;
}
.chart .dot:focus {
  outline: none;
  stroke: var(--ink);
}
.chart-tip {
  position: absolute;
  z-index: 5;
  pointer-events: none;
  background: var(--ink);
  color: var(--paper);
  padding: 9px 11px;
  border-radius: 3px;
  font: 400 12.5px/1.45 var(--f-mono);
  display: grid;
  gap: 2px;
  white-space: nowrap;
  box-shadow: 0 10px 24px -12px rgba(0, 0, 0, 0.5);
}
.chart-tip strong {
  font-weight: 600;
}
.chart-tip .dim {
  color: var(--ink-3);
  opacity: 0.9;
}
:root[data-theme="dark"] .chart-tip .dim {
  color: #4d5b66;
}
.data-table {
  margin-top: 12px;
  border-top: 1px solid var(--rule-2);
  padding-top: 10px;
}
.data-table summary {
  cursor: pointer;
  font: 600 11.5px/1 var(--f-mono);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-2);
  padding: 4px 0;
}
.data-table table {
  width: 100%;
  border-collapse: collapse;
  font: 400 12.5px/1.4 var(--f-mono);
  margin-top: 10px;
}
.data-table th,
.data-table td {
  text-align: left;
  padding: 5px 8px;
  border-bottom: 1px solid var(--rule-2);
}
.data-table td:not(:first-child),
.data-table th:not(:first-child) {
  text-align: right;
}

/* block diagram */
.fig-blocks {
  margin-top: 22px;
  background: var(--sheet) linear-gradient(var(--grid) 1px, transparent 1px) 0 0 / 100% 12px;
  border: 1px solid var(--rule);
  padding: clamp(18px, 3vw, 32px);
}
.bd {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr) 150px;
  gap: 40px;
  align-items: center;
  font-size: 14px;
}
.bd-col {
  display: grid;
  gap: 10px;
  position: relative;
}
.bd-ext {
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  padding: 10px 12px;
  display: grid;
  gap: 2px;
  position: relative;
  border-radius: 2px;
}
.bd-ext b {
  font: 600 13px/1.2 var(--f-mono);
}
.bd-ext span {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.3;
}
.bd-ext .bd-k {
  position: absolute;
  top: -9px;
  left: 8px;
  background: var(--sheet);
  padding: 0 4px;
  font: 600 10px/1.2 var(--f-mono);
  letter-spacing: 0.1em;
  color: var(--teal-ink);
}
.bd-in .bd-ext::after,
.bd-targets .bd-ext::before {
  content: "";
  position: absolute;
  top: 50%;
  width: 40px;
  border-top: 1.5px solid var(--ink-3);
}
.bd-in .bd-ext::after {
  left: 100%;
}
.bd-targets .bd-ext::before {
  right: 100%;
}
.bd-core {
  border: 1.8px solid var(--ink);
  border-radius: 6px;
  padding: 30px 20px 20px;
  position: relative;
  background: var(--sheet);
}
.bd-core-l {
  position: absolute;
  top: -10px;
  left: 16px;
  background: var(--sheet);
  padding: 0 6px;
  font: 600 11px/1.6 var(--f-display);
  letter-spacing: 0.16em;
  color: var(--ink-2);
}
.bd-row {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(0, 1fr);
  gap: 22px;
}
.bd-b {
  border: 1.2px solid var(--ink-3);
  border-radius: 3px;
  padding: 10px 10px 9px;
  display: grid;
  gap: 3px;
  position: relative;
  background: var(--sheet);
  min-width: 0;
}
.bd-b b {
  font: 700 15px/1.1 var(--f-display);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.bd-b span {
  font-size: 12.5px;
  color: var(--ink-3);
  line-height: 1.3;
}
.bd-hl {
  border-color: var(--teal);
  background: var(--teal-wash);
}
.bd-row:first-child .bd-b + .bd-b::before {
  content: "";
  position: absolute;
  right: 100%;
  top: 50%;
  width: 22px;
  border-top: 1.5px solid var(--ink-3);
}
.bd-row:first-child .bd-b + .bd-b::after {
  content: "";
  position: absolute;
  right: calc(100% + 1px);
  top: calc(50% - 4px);
  border: 4px solid transparent;
  border-left: 6px solid var(--ink-3);
  border-right: 0;
}
.bd-out {
  margin-top: 24px;
  padding-top: 22px;
  border-top: 1.5px solid var(--ink-3);
  position: relative;
}
.bd-out::before {
  content: "TYPED AST → BACKENDS";
  position: absolute;
  top: -8px;
  right: 0;
  background: var(--sheet);
  padding-left: 6px;
  font: 600 9.5px/1.4 var(--f-mono);
  letter-spacing: 0.12em;
  color: var(--ink-3);
}
.bd-out .bd-b::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  height: 22px;
  border-left: 1.5px solid var(--ink-3);
}
.bd-side {
  margin-top: 16px;
  border: 1.2px solid var(--ink-3);
  border-radius: 3px;
  padding: 8px 10px;
  display: flex;
  gap: 10px;
  align-items: baseline;
  flex-wrap: wrap;
}
.bd-side b {
  font: 700 14px/1.1 var(--f-display);
  letter-spacing: 0.04em;
  text-transform: uppercase;
}
.bd-side span {
  font-size: 12.5px;
  color: var(--ink-3);
}
.bd-side::before {
  content: "→ model decoder";
  order: 3;
  margin-left: auto;
  font: 500 11px/1 var(--f-mono);
  color: var(--teal-ink);
}
/* signal pulses run along the connectors */
.bd-row:first-child .bd-b + .bd-b > b::after {
  content: "";
  position: absolute;
  top: calc(50% - 3px);
  left: -22px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  opacity: 0;
}
.fig-blocks.is-live .bd-row:first-child .bd-b + .bd-b > b::after {
  animation: flow 2.4s var(--ease) infinite;
}
.fig-blocks.is-live .bd-row:first-child .bd-b:nth-child(3) > b::after {
  animation-delay: 0.6s;
}
.fig-blocks.is-live .bd-row:first-child .bd-b:nth-child(4) > b::after {
  animation-delay: 1.2s;
}
@keyframes flow {
  0% {
    opacity: 0;
    transform: translateX(0);
  }
  15% {
    opacity: 1;
  }
  45% {
    opacity: 1;
    transform: translateX(16px);
  }
  55%,
  100% {
    opacity: 0;
    transform: translateX(16px);
  }
}
@media (max-width: 900px) {
  .bd {
    grid-template-columns: minmax(0, 1fr);
    gap: 30px;
  }
  .bd-in .bd-ext::after {
    left: 50%;
    top: 100%;
    width: 0;
    height: 30px;
    border-top: 0;
    border-left: 1.5px solid var(--ink-3);
  }
  .bd-targets {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .bd-targets .bd-ext::before {
    display: none;
  }
}
@media (max-width: 640px) {
  .bd-row {
    grid-auto-flow: row;
    gap: 16px;
  }
  .bd-row:first-child .bd-b + .bd-b::before {
    right: auto;
    left: 50%;
    top: auto;
    bottom: 100%;
    width: 0;
    height: 16px;
    border-top: 0;
    border-left: 1.5px solid var(--ink-3);
  }
  .bd-row:first-child .bd-b + .bd-b::after,
  .bd-row:first-child .bd-b + .bd-b > b::after {
    display: none;
  }
  .bd-out .bd-b::before {
    display: none;
  }
}

/* modes */
.modes {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  margin-top: 24px;
}
.mode {
  border: 1px solid var(--rule);
  background: var(--sheet);
  padding: 18px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  min-width: 0;
  transition: border-color 0.2s, transform 0.3s var(--ease);
}
.mode:hover {
  border-color: var(--ink-3);
}
.mode header {
  display: flex;
  align-items: baseline;
  gap: 12px;
}
.mode-k {
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.12em;
  color: var(--teal-ink);
}
.mode h4 {
  font: 700 22px/1 var(--f-display);
  letter-spacing: 0.02em;
}
.badge {
  margin-left: auto;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-ink);
  border: 1px solid var(--teal);
  padding: 4px 6px;
  border-radius: 2px;
}
.mode p {
  font-size: 15px;
  color: var(--ink-2);
  flex: 1;
}
@media (max-width: 760px) {
  .modes {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* evaluation module (playground) */
.evm {
  margin-top: 24px;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  border-radius: 4px;
  position: relative;
  min-width: 0;
}
.evm::before {
  content: "GENO PLAYGROUND";
  position: absolute;
  top: -10px;
  left: 14px;
  background: var(--paper);
  padding: 0 8px;
  font: 700 13px/20px var(--f-display);
  letter-spacing: 0.16em;
}
.evm-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  padding: 16px 14px 12px;
  border-bottom: 1px solid var(--rule);
}
.evm-sel select {
  font: 500 13px/1 var(--f-mono);
  color: var(--ink);
  background: var(--paper);
  border: 1px solid var(--rule);
  border-radius: 3px;
  height: 36px;
  padding: 0 30px 0 10px;
  max-width: 100%;
}
.evm-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.btn-act {
  font: 600 14px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  height: 36px;
  padding: 0 13px;
  border-radius: 3px;
  border: 1px solid var(--rule);
  background: var(--sheet);
  color: var(--ink);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.btn-act:hover {
  border-color: var(--ink);
}
.btn-act-main {
  background: var(--ink);
  border-color: var(--ink);
  color: var(--paper);
}
.btn-act-main:hover {
  background: var(--teal-ink);
  border-color: var(--teal-ink);
}
.is-busy .btn-act {
  opacity: 0.55;
  pointer-events: none;
}
/* The status replaces the label while it shows, so it fits the
   three-column phone grid. */
.btn-act[data-copied] {
  font-size: 0;
}
.btn-act[data-copied]::after {
  content: "Link copied";
  text-transform: none;
  letter-spacing: 0;
  font-family: var(--f-mono);
  font-size: 11px;
  line-height: 1.2;
}
.btn-act[data-copied="address"]::after {
  content: "Link in URL bar";
}
.evm-main {
  display: grid;
  grid-template-columns: minmax(0, 1.25fr) minmax(0, 1fr);
}
.evm-editor-wrap {
  border-right: 1px solid var(--rule);
  min-width: 0;
  display: flex;
  flex-direction: column;
}
.evm-under {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  align-items: center;
  justify-content: space-between;
  padding: 10px 14px;
  border-top: 1px solid var(--rule);
  font: 500 12px/1 var(--f-mono);
}
.evm-out {
  display: flex;
  flex-direction: column;
  min-width: 0;
  background: var(--term-bg);
}
.evm-out-head {
  display: flex;
  justify-content: space-between;
  padding: 11px 16px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--term-dim);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.evm-meta {
  letter-spacing: 0.02em;
  text-transform: none;
}
.evm-meta .tok-pass {
  color: var(--term-pass);
}
.evm-meta .tok-fail {
  color: var(--term-fail);
}
.evm-term {
  margin: 0;
  flex: 1;
  color: var(--term-fg);
  padding: 14px 16px;
  font: 400 12.8px/1.6 var(--f-mono);
  overflow: auto;
  white-space: pre;
  max-height: 520px;
  min-height: 260px;
}
.evm-term .tok-prompt,
.evm-term .tok-pass,
.evm-term .tok-result {
  color: var(--term-pass);
}
.evm-term .tok-cmd {
  color: #fff;
  font-weight: 600;
}
.evm-term .tok-flag {
  color: #a8b8c8;
}
.evm-term .tok-fail {
  color: var(--term-fail);
}
.evm-term .tok-kw,
.evm-term .tok-fn {
  color: #e9eef3;
}
.evm-term .tok-str,
.evm-term .tok-num {
  color: #ffc8a8;
}
.evm-term .tok-com {
  color: var(--term-dim);
}
.evm-term .tok-type {
  color: #b4c2ff;
}
.pg-hint {
  color: var(--term-dim);
  white-space: pre-wrap;
}
.evm-foot {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  padding: 10px 14px;
  border-top: 1px solid var(--rule);
  font: 500 12px/1.4 var(--f-mono);
  color: var(--ink-3);
}
.evm-foot a {
  color: var(--teal-ink);
  text-decoration: none;
}
.evm-status {
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.evm-status::before {
  content: "";
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--ink-3);
}
.evm-status[data-state="ready"]::before {
  background: var(--teal);
  box-shadow: 0 0 0 3px var(--teal-wash);
}
.evm-status[data-state="loading"]::before {
  background: var(--amber);
}
@media (prefers-reduced-motion: no-preference) {
  .evm-status[data-state="loading"]::before {
    animation: blink 0.8s steps(2) infinite;
  }
}
.evm-status[data-state="error"]::before {
  background: var(--fail);
}
.pg-spin {
  display: none;
}
@media (max-width: 900px) {
  .evm-main {
    grid-template-columns: minmax(0, 1fr);
  }
  .evm-editor-wrap {
    border-right: 0;
  }
  .evm-term {
    min-height: 200px;
  }
}

/* editor */
.pg-editor {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  height: 430px;
  background: var(--code-bg);
  font: 400 13.5px/1.62 var(--f-mono);
  position: relative;
  flex: 1;
}
.pg-gutter {
  margin: 0;
  padding: 14px 10px 14px 14px;
  text-align: right;
  color: var(--ink-3);
  opacity: 0.7;
  user-select: none;
  overflow: hidden;
  border-right: 1px solid var(--rule-2);
  font: inherit;
  min-width: 44px;
}
.pg-gutter span {
  display: inline-block;
  min-width: 2ch;
}
.pg-gutter .is-err {
  color: var(--fail);
  font-weight: 600;
  opacity: 1;
}
.pg-code {
  position: relative;
  min-width: 0;
  overflow: hidden;
}
.pg-hl,
.pg-input {
  margin: 0;
  padding: 14px 16px;
  font: inherit;
  white-space: pre;
  tab-size: 4;
  position: absolute;
  inset: 0;
  overflow: auto;
  border: 0;
  letter-spacing: 0;
}
.pg-hl {
  pointer-events: none;
  color: var(--ink);
  scrollbar-width: none;
}
.pg-hl::-webkit-scrollbar {
  display: none;
}
.pg-hl code {
  font: inherit;
  background: none;
  padding: 0;
}
.pg-line {
  display: inline-block;
  min-width: 100%;
  vertical-align: top;
}
.pg-line.is-err {
  background: var(--fail-wash);
  box-shadow: inset 2px 0 0 var(--fail);
}
.pg-input {
  background: transparent;
  color: transparent;
  caret-color: var(--ink);
  resize: none;
  outline: none;
  z-index: 1;
}
.pg-input::selection {
  background: rgba(13, 148, 136, 0.25);
  color: transparent;
}
.pg-editor:focus-within {
  box-shadow: inset 0 0 0 2px var(--teal);
}
.evm-blocks {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--ink-3);
  min-height: 24px;
  flex-wrap: wrap;
}
.pg-blocks-label {
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 10.5px;
}
.pg-blk {
  border: 1px solid var(--rule);
  padding: 4px 7px;
  border-radius: 2px;
  color: var(--ink-2);
  background: var(--sheet);
}
.pg-blk:first-of-type {
  border-color: var(--teal);
  color: var(--teal-ink);
  background: var(--teal-wash);
}
.pg-blk.is-none {
  border-color: var(--rule);
  color: var(--ink-3);
  background: none;
}
.pg-blk-sep {
  color: var(--ink-3);
}
.evm-caps {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
}
.pg-caps-label {
  color: var(--ink-3);
  margin-right: 2px;
}
.pg-cap {
  display: inline-flex;
  align-items: center;
  cursor: pointer;
}
.pg-cap input {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}
.pg-cap span {
  border: 1px solid var(--rule);
  border-radius: 2px;
  padding: 4px 7px;
  color: var(--ink-3);
  transition: all 0.15s;
}
.pg-cap input:checked + span {
  border-color: var(--ink);
  background: var(--ink);
  color: var(--paper);
}
.pg-cap input:focus-visible + span {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}

/* apps */
.apps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-top: 24px;
  border-top: 1.5px solid var(--ink);
  border-left: 1px solid var(--rule);
}
.app {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 0 16px 18px;
  text-decoration: none;
  border-right: 1px solid var(--rule);
  border-bottom: 1px solid var(--rule);
  background: var(--sheet);
  min-width: 0;
}
.app:hover,
.app:focus-visible {
  background: var(--teal-wash);
}
.app:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: -2px;
  border-radius: 0;
}
/* the outline paints under the full-bleed plate, so the ring is redrawn above it */
.app:focus-visible::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  box-shadow: inset 0 0 0 2px var(--teal);
  pointer-events: none;
}
.app-k {
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-ink);
  margin-top: 8px;
}
.app b {
  font: 700 20px/1.1 var(--f-display);
  letter-spacing: 0.02em;
}
.app > span:last-child {
  font-size: 14px;
  color: var(--ink-2);
  line-height: 1.45;
}

/* each app opens with a full-bleed plate on graph paper */
.app-fig {
  position: relative;
  display: block;
  margin: 0 -16px;
  aspect-ratio: 3 / 2;
  max-height: 161px; /* 160px of drawing + the 1px rule: plates render 1:1 */
  overflow: hidden;
  border-bottom: 1px solid var(--rule);
  background-color: var(--paper);
  background-image: linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px),
    linear-gradient(var(--grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--grid) 1px, transparent 1px);
  background-size: 8px 8px, 8px 8px, 40px 40px, 40px 40px;
  background-position: center;
}
/* hover and focus tint the plate with the tile, one step darker, as paper sits under sheet */
.app:hover .app-fig,
.app:focus-visible .app-fig {
  background-color: color-mix(in srgb, var(--teal) 10%, var(--paper));
}
.app-fig::before {
  content: "";
  position: absolute;
  inset: 6px;
  pointer-events: none;
  --c: var(--ink-3);
  background: linear-gradient(var(--c), var(--c)) left top / 8px 1px no-repeat,
    linear-gradient(var(--c), var(--c)) left top / 1px 8px no-repeat,
    linear-gradient(var(--c), var(--c)) right top / 8px 1px no-repeat,
    linear-gradient(var(--c), var(--c)) right top / 1px 8px no-repeat,
    linear-gradient(var(--c), var(--c)) left bottom / 8px 1px no-repeat,
    linear-gradient(var(--c), var(--c)) left bottom / 1px 8px no-repeat,
    linear-gradient(var(--c), var(--c)) right bottom / 8px 1px no-repeat,
    linear-gradient(var(--c), var(--c)) right bottom / 1px 8px no-repeat;
}
.app:hover .app-fig::before,
.app:focus-visible .app-fig::before {
  --c: var(--teal);
}
@media (prefers-reduced-motion: no-preference) {
  .app,
  .app-fig {
    transition: background-color 0.2s;
  }
}
.af {
  position: relative;
  display: block;
  width: 100%;
  height: 100%;
  overflow: visible;
}
.af .s,
.af .m,
.af .a,
.af .x {
  fill: none;
  stroke-width: 1.5;
  vector-effect: non-scaling-stroke;
  stroke-linejoin: miter;
}
.af .s {
  stroke: var(--ink);
}
.af .m {
  stroke: var(--ink-3);
}
.af .a {
  stroke: var(--teal);
}
.af .x {
  stroke: var(--fail);
}
/* hatching is Figure 1's .sg-x: 1px lines, 5px apart, -45deg, in var(--rule).
   A 1px diagonal antialiases lighter than Figure 1's gradient stripe, so night
   --rule is lifted 10% toward --chart-over; measured at 1x the plate hatch then sits
   where Figure 1's does (about 26 luma over the ground at night, 31-40 by day). */
.af .h {
  fill: none;
  stroke: var(--rule);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
:root[data-theme="dark"] .af .h {
  stroke: color-mix(in srgb, var(--chart-over) 10%, var(--rule));
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .af .h {
    stroke: color-mix(in srgb, var(--chart-over) 10%, var(--rule));
  }
}
/* the tetris board grid: the same faint 1px line as the hatching */
.af .g {
  fill: none;
  stroke: var(--rule-2);
  stroke-width: 1;
  vector-effect: non-scaling-stroke;
}
.af .f {
  fill: var(--sheet);
}
.af .d {
  stroke-dasharray: 3 3;
}
.af .j {
  stroke-linejoin: round;
}
.af .fa {
  fill: var(--teal);
}
.af .fk {
  fill: var(--ink);
}
.af .fg {
  fill: var(--chart-over);
}
.af text {
  font: 500 12.25px var(--f-mono);
  fill: var(--ink-3);
}
.af text.k {
  fill: var(--ink);
}
.af text.lg {
  font: 600 16px var(--f-display);
  letter-spacing: 0.02em;
}
@media (max-width: 1180px) {
  .apps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 520px) {
  .apps {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* prompting */
.prompt-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: clamp(20px, 3vw, 40px);
  align-items: start;
}
.prompt-grid > div > p {
  color: var(--ink-2);
}
.pitfalls {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  border-top: 1.5px solid var(--ink);
}
.pitfalls li {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--rule);
  font: 400 13px/1.4 var(--f-mono);
}
.pitfalls .x {
  color: var(--fail);
}
.pitfalls .x::before {
  content: "✕ ";
  font-weight: 600;
}
.pitfalls .ok-t {
  color: var(--teal-ink);
  font-weight: 600;
}
.pitfalls .ok-t::before {
  content: "→ ";
  color: var(--ink-3);
  font-weight: 400;
}
.prompt-box .code {
  white-space: pre-wrap;
  font-size: 12.5px;
  line-height: 1.65;
}
.prompt-box .code-head .copy {
  height: 36px;
}
@media (max-width: 900px) {
  .prompt-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* tools */
.tools {
  display: grid;
  gap: 24px;
}
.cli {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin: 0;
  border-top: 1.5px solid var(--ink);
}
.cli div {
  padding: 11px 12px 11px 0;
  border-bottom: 1px solid var(--rule);
  min-width: 0;
}
.cli dt {
  font: 600 13.5px/1.3 var(--f-mono);
}
.cli dd {
  margin: 3px 0 0;
  font-size: 14px;
  color: var(--ink-3);
  line-height: 1.35;
}
@media (max-width: 900px) {
  .cli {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}
@media (max-width: 480px) {
  .cli {
    grid-template-columns: minmax(0, 1fr);
  }
}
.tool-cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.tool {
  border: 1px solid var(--rule);
  background: var(--sheet);
  padding: 16px;
  text-decoration: none;
  display: grid;
  gap: 6px;
  align-content: start;
  transition: border-color 0.2s;
}
.tool:hover {
  border-color: var(--ink);
}
.tool b {
  font: 700 19px/1.1 var(--f-display);
  letter-spacing: 0.02em;
}
.tool b::after {
  content: " ↗";
  color: var(--teal);
  font-weight: 500;
}
.tool span {
  font-size: 14.5px;
  color: var(--ink-2);
}
@media (max-width: 900px) {
  .tool-cards {
    grid-template-columns: minmax(0, 1fr);
  }
}
.links3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}
.links3 ul {
  list-style: none;
  margin: 0;
  padding: 0;
  border-top: 1.5px solid var(--ink);
}
.links3 li a {
  display: flex;
  justify-content: space-between;
  padding: 10px 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
  color: var(--ink);
  font-size: 15.5px;
}
.links3 li a::after {
  content: "↗";
  color: var(--ink-3);
  transition: transform 0.2s var(--ease), color 0.2s;
}
.links3 li a:hover::after {
  color: var(--teal);
  transform: translate(2px, -2px);
}
@media (max-width: 760px) {
  .links3 {
    grid-template-columns: minmax(0, 1fr);
  }
}
.st {
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 7px;
  border-radius: 2px;
  white-space: nowrap;
  border: 1px solid currentColor;
}
.st-stable {
  background: var(--ink);
  color: var(--paper);
  border-color: var(--ink);
}
.st-beta {
  color: var(--teal-ink);
}
.st-exp {
  color: var(--amber);
}
.st-res {
  color: var(--ink-3);
}

/* ordering */
.order {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(24px, 4vw, 56px);
  margin-top: 28px;
  align-items: start;
}
.steps {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 22px;
}
.steps li {
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 12px;
}
.step-n {
  font: 700 34px/0.9 var(--f-display);
  color: var(--teal);
}
.steps b {
  display: block;
  font: 700 19px/1.2 var(--f-display);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.cmd-block {
  display: flex;
  width: 100%;
}
.cmd-block code {
  flex: 1;
}
.term-static {
  font-size: 12.8px;
}
@media (max-width: 900px) {
  .order {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* revisions + notes */
.rev-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(24px, 4vw, 56px);
  margin-top: 24px;
  align-items: start;
}
.orderable td:first-child {
  white-space: nowrap;
  font-family: var(--f-display);
  font-size: 16px;
  letter-spacing: 0.04em;
}
.fn code {
  white-space: normal;
  overflow-wrap: anywhere;
}
.rev td:first-child {
  font-family: var(--f-mono);
  font-size: 13px;
  white-space: nowrap;
}
.rev td:nth-child(2) {
  font-family: var(--f-mono);
  font-size: 13px;
  color: var(--ink-3);
  white-space: nowrap;
}
.rev td:last-child {
  font-size: 14.5px;
}
.rev-now td {
  background: var(--teal-wash);
}
.notes .h-sub {
  margin-bottom: 0;
  border-bottom: 0;
}
.notes-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-bottom: 1.5px solid var(--ink);
  padding-bottom: 10px;
}
.notes-head a {
  font: 600 13px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--teal-ink);
  text-decoration: none;
}
.note-card {
  display: grid;
  grid-template-columns: 64px minmax(0, 1fr);
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--rule);
  text-decoration: none;
}
.note-no {
  font: 600 11px/1.3 var(--f-mono);
  letter-spacing: 0.06em;
  color: var(--ink-3);
}
.note-no b {
  display: block;
  font: 700 26px/1 var(--f-display);
  color: var(--teal);
  letter-spacing: 0;
}
.note-card h4 {
  font: 700 20px/1.15 var(--f-display);
  letter-spacing: 0.01em;
  transition: color 0.2s;
}
.note-card:hover h4 {
  color: var(--teal-ink);
}
.note-card p {
  margin-top: 6px;
  font-size: 14.5px;
  color: var(--ink-2);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.note-meta {
  margin-top: 8px;
  font: 500 11.5px/1 var(--f-mono);
  color: var(--ink-3);
}
@media (max-width: 1000px) {
  .rev-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}

/* ---------------------------------------------------------------- footer */
.foot {
  border-top: 2px solid var(--ink);
  background: var(--sheet);
  margin-top: 24px;
}
.foot-in {
  padding-block: 40px 28px;
}
.notice {
  border: 1.5px solid var(--ink);
  padding: 16px 18px;
}
.notice h2 {
  font: 700 15px/1 var(--f-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.notice p {
  font-size: 12px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--ink-2);
}
.foot-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
  gap: 32px;
  margin-top: 44px;
}
.foot-mark {
  width: 74px;
  height: 68px;
  color: var(--ink);
}
.foot-brand p {
  margin-top: 14px;
  font: 600 22px/1.15 var(--f-display);
  max-width: 18ch;
}
.foot-nav {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}
.foot-nav h3 {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
  margin-bottom: 12px;
}
.foot-nav a {
  display: block;
  text-decoration: none;
  padding: 5px 0;
  font-size: 15.5px;
}
.foot-nav a:hover {
  color: var(--teal-ink);
}
.foot-line {
  margin-top: 40px;
  padding-top: 14px;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
  font: 500 11px/1.4 var(--f-mono);
  letter-spacing: 0.06em;
  color: var(--ink-3);
}
.foot-line a {
  color: var(--teal-ink);
}
@media (max-width: 760px) {
  .foot-grid {
    grid-template-columns: minmax(0, 1fr);
  }
}
@media (max-width: 480px) {
  .foot-nav {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* -------------------------------------------------------------- motion */
@media (prefers-reduced-motion: no-preference) {
  .docline {
    animation: rule-in 0.9s var(--ease) both;
    transform-origin: left;
  }
  .partno-g {
    animation: rise-clip 0.9s 0.05s var(--ease) both;
  }
  .partno-v {
    animation: rise 0.7s 0.45s var(--ease) both;
  }
  .p1-title {
    animation: rise 0.8s 0.18s var(--ease) both;
  }
  .p1-lede {
    animation: rise 0.8s 0.3s var(--ease) both;
  }
  .p1-cta {
    animation: rise 0.8s 0.42s var(--ease) both;
  }
  .status-line {
    animation: rise 0.6s var(--ease) both;
  }
  .fig-chip .crop {
    animation: crop-in 0.9s 0.3s var(--ease) both;
  }
  .chip .body {
    stroke-dasharray: 700;
    animation: draw 1.4s 0.3s var(--ease) both;
  }
  .chip .legs rect,
  .chip .terms circle {
    animation: fade 0.5s 1.05s both;
  }
  .chip .wires line {
    stroke-dasharray: 120;
    animation: draw-s 0.9s 0.9s var(--ease) both;
  }
  .chip .lbl,
  .chip .pinno,
  .chip .val,
  .chip .body-name,
  .chip .body-sub,
  .chip .desig,
  .chip .pin1 {
    animation: fade 0.6s 1.25s both;
  }
  .p1-cols {
    animation: rise 0.9s 0.6s var(--ease) both;
  }
  @supports (animation-timeline: view()) {
    .mode,
    .app,
    .fcard,
    .tool,
    .note-card {
      animation: slide-up linear both;
      animation-timeline: view();
      animation-range: entry 0% entry 90%;
    }
  }
}
@keyframes rule-in {
  from {
    transform: scaleX(0.08);
  }
}
@keyframes rise {
  from {
    opacity: 0;
    transform: translateY(14px);
  }
}
@keyframes rise-clip {
  from {
    clip-path: inset(100% 0 0 0);
    transform: translateY(18px);
  }
  to {
    clip-path: inset(0 0 0 0);
  }
}
@keyframes fade {
  from {
    opacity: 0;
  }
}
@keyframes draw {
  from {
    stroke-dashoffset: 700;
  }
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes draw-s {
  from {
    stroke-dashoffset: 120;
  }
  to {
    stroke-dashoffset: 0;
  }
}
@keyframes crop-in {
  from {
    inset: 6px;
    opacity: 0;
  }
}
@keyframes slide-up {
  from {
    transform: translateY(18px);
  }
}

@media print {
  .bar,
  .toc,
  .evm,
  .menu {
    display: none;
  }
  body {
    background: #fff;
  }
}

/* ===================================================== application notes */
.an-head,
.an-index-head {
  border-bottom: 1px solid var(--rule);
}
.an-head-in,
.an-doc,
.pager,
.an-index-body {
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
}
@media (min-width: 720px) {
  .an-head-in,
  .an-doc,
  .pager,
  .an-index-body {
    padding-left: max(32px, env(safe-area-inset-left, 0px));
    padding-right: max(32px, env(safe-area-inset-right, 0px));
  }
}
.an-head-in {
  padding-block: clamp(36px, 6vw, 72px) clamp(28px, 4vw, 48px);
}
.an-kicker {
  display: flex;
  gap: 10px;
  font: 500 12px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.an-kicker a {
  color: var(--teal-ink);
  text-decoration: none;
}
.an-kicker a:hover {
  text-decoration: underline;
}
.an-no {
  margin-top: 26px;
  font: 700 18px/1 var(--f-display);
  letter-spacing: 0.16em;
  color: var(--teal-ink);
}
.an-title {
  margin-top: 10px;
  font: 700 clamp(40px, 6vw, 84px)/0.98 var(--f-display);
  letter-spacing: -0.005em;
  max-width: 20ch;
}
.an-meta {
  margin-top: 22px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px 22px;
  font: 500 12.5px/1 var(--f-mono);
  color: var(--ink-3);
}
.an-meta span:first-child {
  color: var(--ink);
  font-weight: 600;
}
.an-abstract {
  margin-top: 30px;
  max-width: 820px;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  padding: 18px 20px;
  display: grid;
  grid-template-columns: 110px minmax(0, 1fr);
  gap: 16px;
}
.an-abstract h2 {
  font: 700 15px/1.5 var(--f-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
}
.an-abstract p {
  font-size: 17px;
  color: var(--ink-2);
}
@media (max-width: 600px) {
  .an-abstract {
    grid-template-columns: minmax(0, 1fr);
    gap: 6px;
  }
}
.an-doc {
  display: grid;
  grid-template-columns: var(--rail) minmax(0, 1fr);
  gap: clamp(32px, 4.5vw, 72px);
  padding-block: clamp(36px, 5vw, 64px);
}
.an-toc {
  position: sticky;
  top: calc(var(--bar-h) + 28px);
  align-self: start;
}
.an-toc ol {
  list-style: none;
  margin: 0;
  padding: 0;
  counter-reset: toc;
}
.an-toc li {
  counter-increment: toc;
}
.an-toc li a {
  display: flex;
  gap: 10px;
  padding: 9px 0;
  border-bottom: 1px solid var(--rule-2);
  text-decoration: none;
  font-size: 14.5px;
  color: var(--ink-2);
  line-height: 1.35;
}
.an-toc li a::before {
  content: counter(toc);
  font: 500 12px/1.6 var(--f-mono);
  color: var(--teal-ink);
  min-width: 16px;
}
.an-toc li a:hover {
  color: var(--ink);
}
.an-tags {
  margin-top: 18px;
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.tag {
  font: 500 11px/1 var(--f-mono);
  border: 1px solid var(--rule);
  padding: 5px 7px;
  border-radius: 2px;
  color: var(--ink-3);
}
@media (max-width: 1080px) {
  .an-doc {
    grid-template-columns: minmax(0, 1fr);
  }
  .an-toc {
    position: static;
  }
}

.prose {
  max-width: 72ch;
  counter-reset: h2;
  font-size: 18px;
  line-height: 1.65;
  min-width: 0;
}
.prose > * + * {
  margin-top: 1.05em;
}
.prose .lede {
  font-size: 21px;
  line-height: 1.5;
  color: var(--ink);
}
.prose p,
.prose li {
  color: var(--ink-2);
}
.prose strong {
  color: var(--ink);
  font-weight: 600;
}
.prose h2 {
  counter-increment: h2;
  counter-reset: h3;
  margin-top: 2.2em;
  font: 700 30px/1.1 var(--f-display);
  letter-spacing: 0.005em;
  padding-top: 14px;
  border-top: 1.5px solid var(--ink);
  display: flex;
  gap: 14px;
}
.prose h2::before {
  content: counter(h2);
  color: var(--teal);
}
.prose h3 {
  counter-increment: h3;
  margin-top: 1.8em;
  font: 700 22px/1.2 var(--f-display);
  display: flex;
  gap: 12px;
}
.prose h3::before {
  content: counter(h2) "." counter(h3);
  color: var(--ink-3);
}
.prose ul,
.prose ol {
  padding-left: 1.3em;
}
.prose li + li {
  margin-top: 0.45em;
}
.prose ul li::marker {
  color: var(--teal);
}
.prose pre {
  margin-top: 1.3em;
  margin-bottom: 1.3em;
  background: var(--code-bg);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 16px 18px;
  font: 400 13.5px/1.62 var(--f-mono);
  overflow-x: auto;
  color: var(--ink);
}
.prose pre code {
  background: none;
  padding: 0;
  font-size: inherit;
  white-space: pre;
}
.prose pre:has(code[data-lang="sh"]) {
  background: var(--term-bg);
  border-color: var(--term-bg);
  color: var(--term-fg);
}
.prose pre code[data-lang="sh"] .tok-prompt,
.prose pre code[data-lang="sh"] .tok-pass,
.prose pre code[data-lang="sh"] .tok-result {
  color: var(--term-pass);
}
.prose pre code[data-lang="sh"] .tok-cmd {
  color: #fff;
  font-weight: 600;
}
.prose pre code[data-lang="sh"] .tok-flag {
  color: #a8b8c8;
}
.prose pre code[data-lang="sh"] .tok-fail {
  color: var(--term-fail);
}
.prose pre code[data-lang="sh"] .tok-com {
  color: var(--term-dim);
}
.prose table {
  width: 100%;
  border-collapse: collapse;
  font-size: 15.5px;
}
.prose th {
  text-align: left;
  font: 600 10.5px/1.2 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  padding: 9px 12px 8px;
  border-top: 1.5px solid var(--ink);
  border-bottom: 1px solid var(--ink);
}
.prose td {
  padding: 9px 12px;
  border-bottom: 1px solid var(--rule);
}
.prose a {
  color: var(--teal-ink);
  text-underline-offset: 3px;
}
.pager {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  padding-bottom: clamp(48px, 6vw, 80px);
}
.pager a {
  border-top: 1.5px solid var(--ink);
  padding-top: 12px;
  text-decoration: none;
  font: 700 21px/1.15 var(--f-display);
  display: grid;
  gap: 6px;
}
.pager a span {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--teal-ink);
}
.pager-next {
  text-align: right;
}
.pager a:hover {
  color: var(--teal-ink);
}
@media (max-width: 600px) {
  .pager {
    grid-template-columns: minmax(0, 1fr);
  }
  .pager-next {
    text-align: left;
  }
}

.an-index-title {
  margin-top: 24px;
  font: 700 clamp(56px, 9vw, 132px)/0.9 var(--f-display);
  letter-spacing: -0.01em;
}
.an-index-lede {
  margin-top: 20px;
  font-size: clamp(18px, 1.6vw, 21px);
  color: var(--ink-2);
  max-width: 58ch;
}
.an-index-body {
  padding-block: clamp(32px, 5vw, 56px) clamp(56px, 7vw, 96px);
}
.an-table tbody tr {
  position: relative;
  transition: background 0.2s;
}
.an-table tbody tr:hover {
  background: var(--teal-wash);
}
.an-row-title {
  display: block;
  text-wrap: balance;
  font: 700 22px/1.15 var(--f-display);
  text-decoration: none;
  color: var(--ink);
}
.an-row-title::after {
  content: "";
  position: absolute;
  inset: 0;
}
.an-row-sum {
  display: block;
  margin-top: 6px;
  font-size: 15px;
  color: var(--ink-2);
  max-width: 70ch;
}
.an-row-no,
.an-row-date {
  font: 500 12.5px/1.6 var(--f-mono);
  color: var(--ink-3);
  white-space: nowrap;
}
.an-row-no {
  color: var(--teal-ink);
  font-weight: 600;
}
.an-row-topic {
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: 1px solid var(--rule);
  padding: 4px 6px;
  border-radius: 2px;
  color: var(--ink-2);
  white-space: nowrap;
}
@media (max-width: 700px) {
  .an-table thead {
    display: none;
  }
  .an-table tr {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 6px 12px;
    padding: 14px 0;
    border-bottom: 1px solid var(--rule);
  }
  .an-table td {
    border: 0;
    padding: 0;
  }
  .an-table td:nth-child(2) {
    grid-column: 1 / -1;
    grid-row: 2;
  }
  .an-table td:nth-child(3) {
    display: none;
  }
}

/* ============================================================ playground */
.pg-page-in {
  max-width: var(--max);
  margin-inline: auto;
  padding-left: max(16px, env(safe-area-inset-left, 0px));
  padding-right: max(16px, env(safe-area-inset-right, 0px));
  padding-block: clamp(28px, 4vw, 48px) clamp(48px, 6vw, 80px);
}
@media (min-width: 720px) {
  .pg-page-in {
    padding-left: max(32px, env(safe-area-inset-left, 0px));
    padding-right: max(32px, env(safe-area-inset-right, 0px));
  }
}
.pg-page-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 24px;
  align-items: end;
  margin-bottom: 36px;
}
.pg-page-title {
  margin-top: 14px;
  font: 700 clamp(52px, 8vw, 112px)/0.85 var(--f-display);
  letter-spacing: 0.01em;
}
.pg-page-lede {
  font-size: 18px;
  color: var(--ink-2);
  max-width: 52ch;
}
@media (max-width: 800px) {
  .pg-page-head {
    grid-template-columns: minmax(0, 1fr);
  }
}
.evm-full .pg-editor {
  height: min(68vh, 640px);
}
.evm-full .evm-term {
  max-height: none;
  height: 100%;
}
.pg-guide {
  margin-top: 48px;
  max-width: 1000px;
}

/* phones: dense tables scroll inside their frame instead of squeezing */
@media (max-width: 640px) {
  .code,
  .term {
    font-size: 12.5px;
    padding: 14px;
  }
  .code-pins {
    padding-left: 42px;
  }
  /* label/value rows instead of a table that scrolls out of view */
  .spec.spec-stack thead {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip-path: inset(50%);
    white-space: nowrap;
  }
  .spec.spec-stack,
  .spec.spec-stack tbody,
  .spec.spec-stack tr,
  .spec.spec-stack td {
    display: block;
    width: 100%;
  }
  .spec.spec-stack tbody {
    border-top: 1.5px solid var(--ink);
  }
  .spec.spec-stack tr {
    padding: 10px 0 11px;
    border-bottom: 1px solid var(--rule);
  }
  .spec.spec-stack caption {
    display: block;
  }
  .spec.spec-stack td {
    position: relative;
    min-height: 1.6em;
    padding: 3px 0 3px calc(7.4em + 12px);
    border: 0;
    text-align: left;
  }
  .spec.spec-stack td::before {
    content: attr(data-label);
    position: absolute;
    left: 0;
    top: 5px;
    width: 7.4em;
    font: 600 10.5px/1.9 var(--f-mono);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ink-3);
  }
  .spec.spec-stack td:first-child {
    font-weight: 600;
  }
  .spec.spec-stack td code {
    white-space: normal;
  }
  .spec.spec-stack .r {
    font-size: inherit;
  }
}

.sec {
  padding-bottom: clamp(40px, 5vw, 64px);
}

/* caution box, as datasheets print their ESD warnings */
.caution {
  margin-top: 22px;
  display: grid;
  grid-template-columns: 52px minmax(0, 1fr);
  gap: 16px;
  align-items: start;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  padding: 16px 18px;
}
.caution-i {
  width: 44px;
  height: 40px;
  color: var(--amber);
}
.caution-h {
  font: 700 15px/1.2 var(--f-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: 6px;
}
.caution p:not(.caution-h) {
  font-size: 15px;
  color: var(--ink-2);
  max-width: 80ch;
}
.fig-chip figcaption a {
  color: var(--teal-ink);
}

/* long-form code: copy buttons and reading progress */
.pre-wrap {
  position: relative;
  margin-block: 1.3em;
}
.prose > .pre-wrap + * {
  margin-top: 1.3em;
}
.pre-wrap > pre {
  margin: 0 !important;
}
.pre-copy {
  position: absolute;
  top: 8px;
  right: 8px;
  font: 600 10.5px/1 var(--f-mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 8px;
  border-radius: 3px;
  border: 1px solid var(--rule);
  background: var(--sheet);
  color: var(--ink-2);
  cursor: pointer;
  opacity: 0;
  transition: opacity 0.2s;
}
.pre-wrap:hover .pre-copy,
.pre-copy:focus-visible,
.pre-copy[data-copied] {
  opacity: 1;
}
@media (hover: none) {
  .pre-copy {
    opacity: 1;
  }
}
.pc-b {
  display: none;
  color: var(--teal-ink);
}
.pre-copy[data-copied] .pc-a {
  display: none;
}
.pre-copy[data-copied] .pc-b {
  display: inline;
}
.progress {
  position: fixed;
  top: env(safe-area-inset-top, 0px);
  left: 0;
  right: 0;
  height: 3px;
  z-index: 60;
  background: var(--teal);
  transform-origin: 0 50%;
  transform: scaleX(0);
}
@supports (animation-timeline: scroll()) {
  .progress {
    animation: progress linear both;
    animation-timeline: scroll(root);
  }
}
@keyframes progress {
  to {
    transform: scaleX(1);
  }
}

/* hero chip: hoverable pins */
.chip .hits rect {
  fill: transparent;
  cursor: help;
}
.chip-tip {
  position: absolute;
  z-index: 3;
  max-width: 260px;
  margin: 0;
  padding: 9px 11px;
  border-radius: 3px;
  background: var(--ink);
  color: var(--paper);
  font: 400 12.5px/1.45 var(--f-body);
  pointer-events: none;
  box-shadow: 0 12px 28px -14px rgba(0, 0, 0, 0.5);
}
.chip-tip b {
  font: 600 11px/1 var(--f-mono);
  letter-spacing: 0.06em;
  display: block;
  margin-bottom: 4px;
  color: var(--teal);
}
.chip.has-pin .wires line,
.chip.has-pin .legs rect,
.chip.has-pin .lbl text {
  opacity: 0.35;
  transition: opacity 0.2s;
}
.chip [data-pinset].is-on {
  opacity: 1 !important;
}
.chip .legs rect.is-on {
  fill: var(--teal-wash);
  stroke: var(--teal);
}
.chip .wires line.is-on {
  stroke: var(--teal);
  stroke-width: 2;
}
.pinmark-r {
  left: auto;
  right: -4px;
  position: relative;
  display: inline-block;
  margin-left: 12px;
  top: -1px;
}
.chip-tip code {
  background: rgba(255, 255, 255, 0.14);
  color: inherit;
}
:root[data-theme="dark"] .chip-tip code {
  background: rgba(15, 23, 42, 0.12);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .chip-tip code {
    background: rgba(15, 23, 42, 0.12);
  }
}
/* iOS zooms into text fields under 16px; keep the editor at 16px on touch */
@media (pointer: coarse) {
  .pg-editor {
    font-size: 16px;
  }
}
.status-rel {
  color: var(--teal-ink);
  text-decoration: none;
  border-bottom: 1px solid currentColor;
  padding-bottom: 1px;
}
.status-rel:hover {
  color: var(--ink);
}

.pinout + .tbl-wrap {
  margin-top: 30px;
}

/* ------------------------------------------------ plain names, datasheet aliases */
.alias {
  margin-left: auto;
  align-self: center;
  padding-left: 16px;
  font: 500 10.5px/1.3 var(--f-mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-3);
  text-align: right;
}
.h-main,
.h-sub {
  flex-wrap: wrap;
}
.spec caption .alias {
  margin-left: 10px;
  padding-left: 0;
}
@media (max-width: 640px) {
  .h-main .alias,
  .h-sub .alias {
    flex-basis: 100%;
    margin: 2px 0 0;
    padding: 0;
    text-align: left;
  }
  .h-main .alias {
    order: -1;
    margin: 0 0 6px;
  }
}

/* granting capabilities */
.grant {
  margin-top: 22px;
  padding: 16px 18px 18px;
  background: var(--sheet);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--teal);
}
.grant-h {
  font: 700 15px/1.2 var(--f-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 10px;
}
.grant .term {
  margin-bottom: 12px;
}
.grant > p:not(.grant-h):not(.fn) {
  color: var(--ink-2);
  max-width: 72ch;
}
.grant .fn {
  margin-top: 10px;
}

/* what we don't claim: boxed, as a datasheet prints its notes */
.claims {
  margin-top: 30px;
  border: 1.5px solid var(--ink);
  background: var(--sheet);
  padding: 18px 20px 6px;
}
.claims-k {
  font: 700 15px/1.2 var(--f-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--ink);
}
.claims ul {
  list-style: none;
  margin: 0;
  padding: 0;
}
.claims li {
  position: relative;
  padding: 12px 0 12px 30px;
  border-bottom: 1px solid var(--rule-2);
  color: var(--ink-2);
  font-size: 15.5px;
}
.claims li:last-child {
  border-bottom: 0;
}
.claims li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 21px;
  width: 12px;
  height: 1.5px;
  background: var(--fail);
  transform: rotate(45deg);
  box-shadow: 0 0 0 0 transparent;
}
.claims li::after {
  content: "";
  position: absolute;
  left: 4px;
  top: 21px;
  width: 12px;
  height: 1.5px;
  background: var(--fail);
  transform: rotate(-45deg);
}
.claims b {
  color: var(--ink);
  font-weight: 600;
}
.claims a {
  color: var(--teal-ink);
}

/* status board */
.board {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  margin-top: 20px;
  border-top: 1.5px solid var(--ink);
}
.board-col {
  padding: 14px 16px 16px 0;
}
.board-col + .board-col {
  padding-left: 16px;
  border-left: 1px solid var(--rule);
}
.board h4 {
  margin-bottom: 12px;
}
.board ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}
.board li b {
  display: block;
  font: 600 15.5px/1.3 var(--f-body);
  color: var(--ink);
}
.board li span {
  display: block;
  font-size: 14px;
  line-height: 1.4;
  color: var(--ink-3);
  margin-top: 2px;
}
@media (max-width: 900px) {
  .board {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
  .board-col:nth-child(3) {
    padding-left: 0;
    border-left: 0;
  }
  .board-col:nth-child(n + 3) {
    border-top: 1px solid var(--rule);
  }
}
@media (max-width: 480px) {
  .board {
    grid-template-columns: minmax(0, 1fr);
  }
  .board-col + .board-col {
    padding-left: 0;
    border-left: 0;
    border-top: 1px solid var(--rule);
  }
}

/* take part: each link says what it is for */
.links-purpose li a {
  padding-bottom: 2px;
  border-bottom: 0;
}
.links-purpose li {
  padding-bottom: 9px;
  border-bottom: 1px solid var(--rule);
}
.links-purpose li span {
  display: block;
  font-size: 13.5px;
  color: var(--ink-3);
}

/* phones and tablets: a contents control that follows the reader */
.toc-m {
  display: none;
}
@media (max-width: 1080px) {
  .toc-m {
    display: block;
    position: sticky;
    top: calc(var(--bar-h) + env(safe-area-inset-top, 0px));
    z-index: 30;
    margin: 0 0 24px;
    background: var(--bar-bg);
    backdrop-filter: saturate(1.4) blur(14px);
    -webkit-backdrop-filter: saturate(1.4) blur(14px);
    border-block: 1px solid var(--rule);
  }
  .toc-m summary {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 44px;
    cursor: pointer;
    list-style: none;
    font: 600 15px/1.2 var(--f-display);
    letter-spacing: 0.06em;
    text-transform: uppercase;
  }
  .toc-m summary::-webkit-details-marker {
    display: none;
  }
  .toc-m summary::after {
    content: "";
    margin-left: auto;
    width: 8px;
    height: 8px;
    border-right: 1.5px solid var(--ink-2);
    border-bottom: 1.5px solid var(--ink-2);
    transform: rotate(45deg) translateY(-3px);
    transition: transform 0.2s var(--ease);
  }
  .toc-m[open] summary::after {
    transform: rotate(-135deg) translateY(-2px);
  }
  .toc-m-k {
    font: 600 10.5px/1 var(--f-mono);
    letter-spacing: 0.12em;
    color: var(--ink-3);
  }
  .toc-m-now {
    color: var(--ink);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .toc-m ol {
    list-style: none;
    margin: 0;
    padding: 4px 0 10px;
    max-height: min(60vh, 520px);
    overflow-y: auto;
  }
  .toc-m li a {
    display: flex;
    gap: 12px;
    padding: 10px 0;
    border-top: 1px solid var(--rule-2);
    text-decoration: none;
    color: var(--ink-2);
    font-size: 16px;
  }
  .toc-m li a span {
    min-width: 22px;
    font: 500 12.5px/1.6 var(--f-mono);
    color: var(--ink-3);
  }
  .toc-m li a[aria-current="true"] {
    color: var(--ink);
    font-weight: 600;
  }
  .toc-m li a[aria-current="true"] span {
    color: var(--teal-ink);
  }
}

/* header: a Try link at every width; theme and GitHub move into the menu on phones */
.try {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  height: 32px;
  padding: 0 12px;
  border-radius: 3px;
  background: var(--ink);
  color: var(--paper);
  font: 600 13.5px/1 var(--f-display);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  text-decoration: none;
  white-space: nowrap;
}
.try:hover {
  background: var(--teal-ink);
}
.try:focus-visible,
.theme:focus-visible,
.gh:focus-visible,
.menu:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 2px;
}
.theme-drawer {
  display: none;
}
@media (max-width: 980px) {
  .bar-end .theme {
    display: none;
  }
  .drawer .theme-drawer {
    display: inline-flex;
    justify-self: start;
    margin-top: 14px;
    height: 40px;
    padding: 0 14px;
    font-size: 13px;
  }
  .drawer .theme-drawer span {
    display: none;
  }
  :root .drawer .theme-drawer .theme-night {
    display: inline;
  }
  :root[data-theme="dark"] .drawer .theme-drawer .theme-night {
    display: none;
  }
  :root[data-theme="dark"] .drawer .theme-drawer .theme-paper {
    display: inline;
  }
}
@media (max-width: 980px) and (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .drawer .theme-drawer .theme-night {
    display: none;
  }
  :root:not([data-theme="light"]) .drawer .theme-drawer .theme-paper {
    display: inline;
  }
}
@media (max-width: 520px) {
  .bar-end .gh {
    display: none;
  }
  .try {
    height: 36px;
  }
}
.notes-head .alias {
  display: none;
}

/* ------------------------------------------------------ review fixes */
/* phones: commands wrap instead of hiding their ends */
@media (max-width: 560px) {
  .cmd {
    height: auto;
    min-height: 46px;
  }
  .cmd code {
    white-space: pre-wrap;
    overflow-wrap: anywhere;
    padding: 11px 12px;
    line-height: 1.4;
    font-size: 13px;
  }
  .copy {
    align-self: stretch;
    height: auto;
    padding: 0 11px;
  }
  .steps li {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }
  .step-n {
    font-size: 24px;
  }
  .pinmark-r {
    display: none;
  }
  .demo-caps .cap-tag {
    display: block;
    margin: 2px 0 2px 4ch;
  }
  .evm-actions {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
  .evm-actions .btn-act {
    padding: 0 6px;
  }
}
/* anchors clear the sticky contents control as well as the bar */
@media (max-width: 1080px) {
  html {
    scroll-padding-top: calc(var(--bar-h) + env(safe-area-inset-top, 0px) + 46px + 18px);
  }
  .toc-m[open] {
    background: var(--paper);
  }
  .toc-m ol {
    max-height: min(75vh, 560px);
  }
  .fig-chip .chip {
    max-width: 520px;
    margin-inline: auto;
  }
  .fig-chip .vectors {
    max-width: 520px;
    margin-inline: auto;
  }
}
/* touch: larger hit areas on scrubbable numbers and match arms */
@media (pointer: coarse) {
  .scrub::before {
    content: "";
    position: absolute;
    inset: -4px -3px;
  }
  .code-match .arm {
    padding-block: 2px;
  }
}
/* small print on muted surfaces stays legible */
.fn code,
.cta-note code,
.cli dd code {
  color: var(--ink-2);
}
:root[data-theme="dark"] .bd-hl.bd-b span {
  color: var(--ink-2);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .bd-hl.bd-b span {
    color: var(--ink-2);
  }
}
/* night: terminals keep an edge against the page */
:root[data-theme="dark"] .term,
:root[data-theme="dark"] .evm-out,
:root[data-theme="dark"] .prose pre:has(code[data-lang="sh"]) {
  box-shadow: inset 0 0 0 1px var(--rule);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .term,
  :root:not([data-theme="light"]) .evm-out,
  :root:not([data-theme="light"]) .prose pre:has(code[data-lang="sh"]) {
    box-shadow: inset 0 0 0 1px var(--rule);
  }
}
/* touch: the always-visible copy button sits above the first line */
@media (hover: none) {
  .pre-wrap > pre {
    padding-top: 40px;
  }
}
/* tables keep air below the paragraph before them */
.sub > p + .tbl-wrap,
.sub > p + .fn + .tbl-wrap {
  margin-top: 22px;
}
.orderable td:last-child {
  min-width: 15ch;
}
/* one numeral style for second-level headings */
.h-feat .no {
  font: 600 1em/1 var(--f-display);
  color: var(--ink-3);
}
.cta-note a {
  margin-left: 0;
  margin-top: 4px;
}
.evm-kbd {
  margin-right: auto;
}
@media (max-width: 640px) {
  .evm-kbd {
    display: none;
  }
}
/* commands may wrap between words, never inside a flag or package name */
.cmd .nw {
  white-space: nowrap;
}