@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-ext-400-normal.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-400-normal.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-ext-400-italic.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-400-italic.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-ext-600-normal.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Sans";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/ibm-plex-sans-latin-600-normal.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Serif";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/ibm-plex-serif-latin-ext-600-normal.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Serif";
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url("../fonts/ibm-plex-serif-latin-600-normal.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-ext-400-normal.woff2") format("woff2");
  unicode-range:
    U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+0304, U+0308, U+0329, U+1D00-1DBF, U+1E00-1E9F, U+1EF2-1EFF, U+2020, U+20A0-20AB, U+20AD-20C0, U+2113, U+2C60-2C7F, U+A720-A7FF;
}

@font-face {
  font-family: "IBM Plex Mono";
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url("../fonts/ibm-plex-mono-latin-400-normal.woff2") format("woff2");
  unicode-range:
    U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}



:root {
  color-scheme: light dark;
  --bg: #f6f7f5;
  --surface: #ffffff;
  --surface-sunken: #eef1ef;
  --text: #1a1f22;
  --muted: #4c555c;
  --border: #d3d9d7;
  --border-strong: #a9b3b1;
  --accent: #125a63;
  --accent-hover: #0c454c;
  --accent-soft: #e2eeef;
  --accent-text: #ffffff;
  --ok-fg: #1c6532;
  --ok-bg: #e5f1e8;
  --ok-border: #2e7d32;
  --warn-fg: #6f4700;
  --warn-bg: #fcf1d8;
  --warn-border: #c48a00;
  --danger: #a4262c;
  --danger-bg: #fbe9ea;
  --danger-border: #a4262c;
  --error-bg: #fbe9ea;
  --info-fg: #125a63;
  --info-bg: #e2eeef;
  --info-border: #5c9aa2;
  --neutral-fg: #4c555c;
  --neutral-bg: #eef1ef;
  --neutral-border: #c3cbc9;
  --focus: #f0b400;
  --contour-ink: rgba(18, 90, 99, 0.16);
  --shadow-1: 0 1px 2px rgba(16, 32, 36, 0.06), 0 1px 1px rgba(16, 32, 36, 0.04);
  --shadow-2: 0 6px 18px rgba(16, 32, 36, 0.1), 0 1px 3px rgba(16, 32, 36, 0.06);

  
  --surface-page: var(--bg);
  --surface-card: var(--surface);
  --text-body: var(--text);
  --text-muted: var(--muted);
  --text-link: var(--accent);
  --border-default: var(--border);
  --action-primary-bg: var(--accent);
  --action-primary-text: var(--accent-text);
  --status-ok-bg: var(--ok-bg);
  --status-ok-border: var(--ok-border);
  --status-error-bg: var(--danger-bg);
  --status-error-border: var(--danger-border);
  --status-warn-border: var(--warn-border);
  --focus-ring: var(--focus);
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    color-scheme: dark;
    --bg: #111618;
    --surface: #182023;
    --surface-sunken: #141a1d;
    --text: #e8eceb;
    --muted: #a9b4b3;
    --border: #313d3e;
    --border-strong: #4b5a5a;
    --accent: #7cc8cf;
    --accent-hover: #a3dade;
    --accent-soft: #163539;
    --accent-text: #06272b;
    --ok-fg: #8fd6a2;
    --ok-bg: #14301e;
    --ok-border: #4caf6a;
    --warn-fg: #f3c86f;
    --warn-bg: #35290e;
    --warn-border: #d19a2a;
    --danger: #ff9a9e;
    --danger-bg: #3a1a1c;
    --danger-border: #ff8a8f;
    --error-bg: #3a1a1c;
    --info-fg: #9dd6db;
    --info-bg: #163539;
    --info-border: #4f9aa1;
    --neutral-fg: #b3bcbb;
    --neutral-bg: #1f292b;
    --neutral-border: #435152;
    --contour-ink: rgba(124, 200, 207, 0.12);
    --shadow-1: 0 0 0 1px rgba(0, 0, 0, 0.2);
    --shadow-2: 0 8px 24px rgba(0, 0, 0, 0.45);
  }
}

:root[data-theme="light"] {
  color-scheme: light;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --bg: #111618;
  --surface: #182023;
  --surface-sunken: #141a1d;
  --text: #e8eceb;
  --muted: #a9b4b3;
  --border: #313d3e;
  --border-strong: #4b5a5a;
  --accent: #7cc8cf;
  --accent-hover: #a3dade;
  --accent-soft: #163539;
  --accent-text: #06272b;
  --ok-fg: #8fd6a2;
  --ok-bg: #14301e;
  --ok-border: #4caf6a;
  --warn-fg: #f3c86f;
  --warn-bg: #35290e;
  --warn-border: #d19a2a;
  --danger: #ff9a9e;
  --danger-bg: #3a1a1c;
  --danger-border: #ff8a8f;
  --error-bg: #3a1a1c;
  --info-fg: #9dd6db;
  --info-bg: #163539;
  --info-border: #4f9aa1;
  --neutral-fg: #b3bcbb;
  --neutral-bg: #1f292b;
  --neutral-border: #435152;
  --contour-ink: rgba(124, 200, 207, 0.12);
  --shadow-1: 0 0 0 1px rgba(0, 0, 0, 0.2);
  --shadow-2: 0 8px 24px rgba(0, 0, 0, 0.45);
}

:root {
  --space-1: 0.25rem;
  --space-2: 0.4rem;
  --space-3: 0.5rem;
  --space-4: 0.6rem;
  --space-5: 0.75rem;
  --space-6: 1rem;
  --space-7: 1.5rem;
  --space-8: 2rem;
  --space-9: 4rem;
  --radius-sm: 4px;
  --radius: 6px;
  --radius-lg: 10px;
  --radius-pill: 999px;
  --border-width: 1px;
  --notice-rule: 4px;
  --focus-width: 3px;
  --focus-offset: 2px;
  --nav-width: 15rem;
  --topbar-height: 3.5rem;
  --main-max: 72rem;
  --standalone-max: 26rem;
  --tile-min: 17rem;
}


:root {
  --font-display: "IBM Plex Serif", Georgia, serif;
  --font: "IBM Plex Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
  --mono: "IBM Plex Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --font-sans: var(--font);
  --font-mono: var(--mono);
  --text-display: 2.5rem;
  --leading-display: 1.15;
  --text-h1: 1.75rem;
  --leading-h1: 1.25;
  --text-h2: 1.125rem;
  --text-h3: 1rem;
  --text-base: 16px;
  --leading-base: 1.5;
  --text-brand: 1.25rem;
  --text-tile-name: 1.125rem;
  --text-fact: 0.9375rem;
  --text-small: 0.875rem;
  --text-micro: 0.8125rem;
  --text-code: 0.875em;
  --weight-regular: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
}




* {
  box-sizing: border-box;
}
html {
  -webkit-text-size-adjust: 100%;
}
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 16px/1.5 var(--font);
  -webkit-font-smoothing: antialiased;
}
a {
  color: var(--accent);
  text-underline-offset: 0.15em;
}
a:hover {
  color: var(--accent-hover);
  text-decoration-thickness: 2px;
}
:focus-visible {
  outline: var(--focus-width) solid var(--focus);
  outline-offset: var(--focus-offset);
}
code,
pre,
kbd {
  font-family: var(--mono);
  font-size: var(--text-code);
}
img,
svg {
  max-width: 100%;
}
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}


.skip-link {
  min-height: 2.75rem;
  display: inline-flex;
  align-items: center;
  position: absolute;
  left: 1rem;
  top: -10rem;
  z-index: 20;
  padding: 0.5rem 1rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  font-weight: 600;
}
.skip-link:focus {
  top: 0.75rem;
}


.draft-banner {
  margin: 0;
  padding: 0.4rem 1rem;
  background: var(--warn-bg);
  color: var(--warn-fg);
  border-bottom: 1px solid var(--warn-border);
  font-size: var(--text-micro);
  text-align: center;
}


.topbar {
  position: sticky;
  top: 0;
  z-index: 5;
  background: var(--surface);
  border-bottom: 1px solid var(--border);
}
.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  flex-wrap: wrap;
  max-width: calc(var(--main-max) + 4rem);
  margin: 0 auto;
  min-height: var(--topbar-height);
  padding: 0.5rem 2rem;
}
.wordmark {
  display: inline-flex;
  align-items: baseline;
  gap: 0.4em;
  color: var(--text);
  text-decoration: none;
}
.wordmark:hover {
  color: var(--text);
}
.wordmark .wm-name {
  font: 600 var(--text-brand) / 1 var(--font-display);
  letter-spacing: -0.01em;
}
.wordmark .wm-product {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--muted);
}
.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-nav a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem; 
  padding: 0 0.75rem;
  border-radius: var(--radius);
  color: var(--text);
  text-decoration: none;
  font-weight: 500;
  transition: background-color 120ms ease;
}
.site-nav a:hover {
  background: var(--surface-sunken);
  color: var(--text);
}
.site-nav a[aria-current="page"] {
  background: var(--accent-soft);
  color: var(--info-fg);
  font-weight: 600;
}


main {
  display: block;
}
.wrap {
  max-width: calc(var(--main-max) + 4rem);
  margin: 0 auto;
  padding-inline: 2rem;
}
.section {
  padding-block: var(--space-9);
  border-bottom: 1px solid var(--border);
}
.section.sunken {
  background: var(--surface-sunken);
}
.section.surface {
  background: var(--surface);
}
.prose {
  max-width: 44rem;
}
.prose p,
.prose li {
  font-size: 1.0625rem;
  line-height: 1.65;
}
.eyebrow {
  margin: 0 0 0.5rem;
  font-family: var(--mono);
  font-size: var(--text-micro);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--muted);
}
h1,
h2,
h3 {
  color: var(--text);
}
h1 {
  margin: 0 0 1rem;
  font: 600 var(--text-h1) / var(--leading-h1) var(--font-display);
  letter-spacing: -0.01em;
}
.display {
  font-size: clamp(2rem, 1.3rem + 3vw, var(--text-display));
  line-height: var(--leading-display);
  max-width: 22ch;
}
h2 {
  margin: 0 0 1rem;
  font: 600 1.6rem/1.25 var(--font-display);
  letter-spacing: -0.005em;
}
h3 {
  margin: 0 0 0.5rem;
  font-size: var(--text-h2);
  font-weight: 600;
  line-height: 1.35;
}
p {
  margin: 0 0 1rem;
}
.lede {
  max-width: 40rem;
  font-size: 1.1875rem;
  line-height: 1.6;
  color: var(--text);
}
.muted {
  color: var(--muted);
}
.small {
  font-size: var(--text-small);
}


.hero {
  position: relative;
  isolation: isolate;
  padding-block: 5rem 4rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: var(--contour-ink);
  -webkit-mask: url("../contours.svg") center / cover no-repeat;
  mask: url("../contours.svg") center / cover no-repeat;
  pointer-events: none;
}
.page-head {
  padding-block: 3.5rem 2.5rem;
  border-bottom: 1px solid var(--border);
  background: var(--surface);
}
.page-head .lede {
  margin-bottom: 0;
}
.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.75rem;
}


.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.75rem;
  padding: 0.5rem 1.1rem;
  font: inherit;
  font-weight: 600;
  line-height: 1.5;
  color: var(--text);
  background: var(--surface);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius);
  text-decoration: none;
  transition:
    background-color 120ms ease,
    border-color 120ms ease;
}
.btn:hover {
  background: var(--surface-sunken);
  color: var(--text);
  text-decoration: none;
}
.btn.primary {
  color: var(--accent-text);
  background: var(--accent);
  border-color: var(--accent);
}
.btn.primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
  color: var(--accent-text);
}


.chip {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.15rem 0.6rem;
  border: 1px solid var(--neutral-border);
  border-radius: var(--radius-pill);
  background: var(--neutral-bg);
  color: var(--neutral-fg);
  font-size: var(--text-micro);
  font-weight: 600;
  line-height: 1.5;
  white-space: nowrap;
}
.chip.info {
  border-color: var(--info-border);
  background: var(--info-bg);
  color: var(--info-fg);
}
.chip.ok {
  border-color: var(--ok-border);
  background: var(--ok-bg);
  color: var(--ok-fg);
}
.chip.warn {
  border-color: var(--warn-border);
  background: var(--warn-bg);
  color: var(--warn-fg);
}
.tag {
  display: inline-block;
  padding: 0.05rem 0.45rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-sunken);
  font-family: var(--mono);
  font-size: var(--text-micro);
  color: var(--text);
}
.status-line {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  color: var(--muted);
  font-size: var(--text-small);
}


.grid {
  display: grid;
  gap: 1.25rem;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 19rem), 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}
.grid.two {
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 26rem), 1fr));
}
.card {
  padding: 1.25rem 1.25rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}
.card h3 {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.card h3 .icon {
  flex: none;
  color: var(--accent);
}
.card p:last-child {
  margin-bottom: 0;
}
a.card {
  display: block;
  color: inherit;
  text-decoration: none;
  transition:
    box-shadow 150ms ease,
    border-color 150ms ease;
}
a.card:hover {
  border-color: var(--border-strong);
  box-shadow: var(--shadow-2);
}
a.card .more {
  color: var(--accent);
  font-weight: 600;
}


.steps {
  counter-reset: step;
  display: grid;
  gap: 1rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 2.5rem minmax(0, 1fr);
  gap: 1rem;
  align-items: start;
}
.steps li::before {
  content: counter(step);
  display: grid;
  place-items: center;
  width: 2.25rem;
  height: 2.25rem;
  border: 1px solid var(--info-border);
  border-radius: var(--radius-pill);
  background: var(--info-bg);
  color: var(--info-fg);
  font-family: var(--mono);
  font-weight: 600;
}
.steps h3 {
  margin-top: 0.3rem;
}
.split {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: start;
}


.figure {
  margin: 0;
}
.figure figcaption {
  margin-top: 0.6rem;
  font-size: var(--text-micro);
  color: var(--muted);
}
.proposal {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
  overflow: hidden;
}
.proposal-head {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.9rem 1rem;
  border-bottom: 1px solid var(--border);
}
.proposal-head .who {
  display: flex;
  align-items: center;
  gap: 0.45rem;
  font-size: var(--text-small);
}
.proposal-body {
  padding: 0.9rem 1rem 1rem;
}
.proposal-body p {
  margin-bottom: 0.75rem;
  font-size: var(--text-small);
}
.diff {
  margin: 0;
  padding: 0;
  list-style: none;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  font-family: var(--mono);
  font-size: var(--text-micro);
}
.diff li {
  display: grid;
  grid-template-columns: 1.75rem minmax(0, 1fr);
  border-top: 1px solid var(--border);
}
.diff li:first-child {
  border-top: 0;
}
.diff .g {
  display: grid;
  place-items: center;
  font-weight: 600;
}
.diff .add .g {
  background: var(--ok-bg);
  color: var(--ok-fg);
}
.diff .chg .g {
  background: var(--warn-bg);
  color: var(--warn-fg);
}
.diff .t {
  padding: 0.35rem 0.6rem;
  overflow-wrap: anywhere;
}
.diff .tool {
  color: var(--muted);
}
.confirm-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 0.9rem;
}
.confirm-row .btn {
  min-height: 2.25rem;
  padding: 0.25rem 0.8rem;
  font-size: var(--text-small);
  cursor: default;
}


pre.spec {
  margin: 0;
  padding: 1rem 1.1rem;
  background: var(--surface-sunken);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow-x: auto;
  line-height: 1.55;
  color: var(--text);
}
pre.spec .c {
  color: var(--muted);
}
.ref {
  border: 1px dashed var(--border-strong);
  border-radius: var(--radius-sm);
  padding: 0 0.25rem;
}


.table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--surface);
}
table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.9375rem;
}
caption {
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  border-bottom: 1px solid var(--border);
}
th,
td {
  padding: 0.65rem 1rem;
  text-align: left;
  vertical-align: top;
  border-top: 1px solid var(--border);
}
thead th {
  background: var(--surface-sunken);
  color: var(--muted);
  font-size: var(--text-micro);
  font-weight: 600;
  border-top: 0;
}
tbody th {
  font-weight: 600;
}


.notice {
  margin: 1.5rem 0;
  padding: 0.9rem 1rem;
  border: 1px solid var(--info-border);
  border-left-width: var(--notice-rule);
  border-radius: var(--radius);
  background: var(--info-bg);
  color: var(--text);
}
.notice.warn {
  border-color: var(--warn-border);
  background: var(--warn-bg);
}
.notice p:last-child {
  margin-bottom: 0;
}
.notice strong {
  display: block;
  margin-bottom: 0.25rem;
}


.ticks {
  margin: 0;
  padding: 0;
  list-style: none;
}
.ticks li {
  display: grid;
  grid-template-columns: 1.5rem minmax(0, 1fr);
  gap: 0.5rem;
  margin-bottom: 0.6rem;
}
.ticks .icon {
  margin-top: 0.2rem;
  color: var(--ok-fg);
}
.sources {
  margin-top: 1.25rem;
  font-size: var(--text-small);
  color: var(--muted);
}
.sources ol {
  padding-left: 1.25rem;
}
.sources li {
  margin-bottom: 0.3rem;
}
sup a {
  text-decoration: none;
  font-size: 0.75em;
}


.cta-band {
  padding-block: 3.5rem;
  background: var(--accent-soft);
  border-bottom: 1px solid var(--border);
}
.cta-band .inner {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.cta-band h2 {
  margin-bottom: 0.4rem;
}
.cta-band p {
  margin: 0;
  max-width: 40rem;
}
.cta-band .actions {
  margin-top: 0;
}


.site-footer {
  padding-block: 2.5rem 3rem;
  background: var(--surface);
  color: var(--muted);
  font-size: var(--text-small);
}
.site-footer .inner {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1.5rem;
}
.site-footer .endorse {
  margin: 0 0 0.35rem;
  color: var(--text);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.05rem;
}
.site-footer ul {
  display: flex;
  flex-wrap: wrap;
  gap: 0.25rem 1.25rem;
  margin: 0;
  padding: 0;
  list-style: none;
}
.site-footer ul a {
  display: inline-block;
  padding-block: 0.6rem; 
}
.site-footer p {
  margin: 0 0 0.35rem;
}


@media (max-width: 760px) {
  .topbar {
    position: static;
  }
  .topbar-inner,
  .wrap {
    padding-inline: 1rem;
  }
  .site-nav {
    width: 100%;
  }
  .site-nav ul {
    gap: 0.15rem;
    margin-inline: -0.5rem;
  }
  .site-nav a {
    padding: 0 0.5rem;
  }
  .section {
    padding-block: 2.75rem;
  }
  .hero {
    padding-block: 3rem 2.5rem;
  }
  .page-head {
    padding-block: 2.25rem 1.75rem;
  }
  .split {
    grid-template-columns: minmax(0, 1fr);
    gap: 1.75rem;
  }
  .actions .btn {
    flex: 1 1 100%;
    justify-content: center;
  }
  .lede {
    font-size: 1.0625rem;
  }
}

@media (prefers-reduced-motion: reduce) {
  * {
    transition: none !important;
  }
}

@media print {
  .topbar,
  .draft-banner,
  .cta-band {
    display: none;
  }
}


.site-nav a[aria-current="page"] {
  color: var(--text);
  box-shadow: inset 0 -3px 0 var(--accent);
}
thead th {
  color: var(--text);
}
pre.spec {
  background: var(--surface);
}
.chip,
.chip.info,
.chip.ok,
.chip.warn {
  color: var(--text);
}
.chip.info .icon {
  color: var(--info-fg);
}
.chip.ok .icon {
  color: var(--ok-fg);
}
.chip.warn .icon {
  color: var(--warn-fg);
}
.notice a,
.cta-band a:not(.btn) {
  color: var(--text);
  text-decoration-thickness: 2px;
}
.steps li::before {
  color: var(--text);
}

:focus-visible {
  outline: var(--focus-width) solid var(--focus);
  outline-offset: 0;
  box-shadow: 0 0 0 calc(var(--focus-width) + 2px) var(--text);
}
.site-nav a[aria-current="page"]:focus-visible {
  box-shadow:
    inset 0 -3px 0 var(--accent),
    0 0 0 calc(var(--focus-width) + 2px) var(--text);
}
main:focus-visible {
  outline: none;
  box-shadow: none;
}

html {
  scroll-padding-top: 5rem;
}
@media (max-width: 760px) {
  html {
    scroll-padding-top: 1rem;
  }
}

.wordmark {
  min-height: 2.75rem;
  align-items: center;
}
td a,
.site-footer ul a {
  display: inline-flex;
  align-items: center;
  min-height: 2.75rem;
  min-width: 2.75rem;
  padding-block: 0;
}
td:has(a) {
  padding-block: 0.15rem;
}