:root {
  color-scheme: dark;
  --background: #171918;
  --text: #eeeee7;
  --muted: #a2a69f;
  --accent: #cbb982;
  --line: #343833;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  background: var(--background);
  color: var(--text);
  -webkit-font-smoothing: antialiased;
}

* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; }
::selection { background: var(--accent); color: var(--background); }
.page { width: min(1440px, 100%); min-height: 100svh; margin-inline: auto; padding: 0 5%; display: flex; flex-direction: column; }
.header { min-height: 112px; display: flex; align-items: center; justify-content: space-between; gap: 24px; border-bottom: 1px solid var(--line); }
.wordmark { font-size: 2.125rem; font-weight: 650; letter-spacing: -1.5px; text-decoration: none; }
.wordmark > span:first-child { font-weight: 350; color: #babdb5; }
.wordmark-dot { color: var(--accent); }
.wordmark:focus-visible { outline: 2px solid var(--accent); outline-offset: 8px; }
.header-note { font-size: 1rem; color: var(--muted); letter-spacing: .035em; }
main { flex: 1; display: flex; align-items: center; padding-block: 88px; }
.hero { width: 100%; display: grid; grid-template-columns: 1fr 1.12fr; align-items: center; gap: 6%; }
.eyebrow { margin: 0 0 30px; color: var(--accent); font-size: .875rem; font-weight: 500; letter-spacing: .12em; text-transform: uppercase; }
h1 { margin: 0; font-size: clamp(3rem, 5vw, 4.75rem); font-weight: 450; line-height: 1.06; letter-spacing: -.06em; }
.accent { color: var(--accent); }
.intro { max-width: 450px; margin: 29px 0 0; font-size: 1.375rem; line-height: 1.65; color: #c4c7bf; }
.supporting { max-width: 430px; margin: 18px 0 0; font-size: 1.1875rem; line-height: 1.7; color: var(--muted); }
.status { display: flex; align-items: flex-start; gap: 12px; margin: 38px 0 0; font-size: 1rem; line-height: 1.7; color: #cec7b3; }
.status-dot { width: 7px; height: 7px; flex-shrink: 0; margin-top: .625em; border-radius: 50%; background: var(--accent); }
.hardware { min-width: 0; margin: 0; }
.hardware-image { overflow: hidden; border-radius: 3px; background: #101211; }
.hardware img { display: block; width: 100%; height: auto; }
figcaption { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 8px 16px; padding-top: 20px; font-size: 1rem; line-height: 1.6; color: var(--muted); }
figcaption > span:last-child { text-align: right; }
.footer { min-height: 90px; padding-block: 24px; display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px 24px; border-top: 1px solid var(--line); font-size: 1rem; line-height: 1.6; color: var(--muted); }

@media (min-width: 1600px) { .page { padding-inline: 72px; } }
@media (max-width: 900px) {
  .page { padding-inline: 6%; }
  .header { min-height: 90px; }
  main { padding-block: 65px; }
  .hero { grid-template-columns: 1fr; gap: 48px; }
  h1 { font-size: clamp(3.25rem, 8vw, 4.75rem); }
  .intro { max-width: 460px; }
  .supporting { max-width: 450px; }
  .status { margin-top: 26px; }
  .hardware { width: 100%; max-width: 700px; }
}
@media (max-width: 480px) {
  .header { min-height: 80px; gap: 16px; }
  .wordmark { font-size: 1.875rem; }
  .header-note { max-width: 150px; font-size: .875rem; line-height: 1.6; text-align: right; }
  main { padding-block: 48px; }
  .eyebrow { margin-bottom: 24px; }
  h1 { font-size: clamp(2.5rem, 11.5vw, 3.5rem); }
  .intro { font-size: 1.25rem; margin-top: 24px; }
  .supporting { font-size: 1.125rem; }
}

/* Shared site layout */
html { scroll-padding-top: 32px; }
img { max-width: 100%; }
h2, h3, p { overflow-wrap: break-word; }
h2 { margin: 0; font-size: clamp(2rem, 3.2vw, 2.75rem); line-height: 1.15; font-weight: 450; letter-spacing: -.045em; }
h3 { margin: 0; font-size: 1.375rem; font-weight: 500; line-height: 1.35; letter-spacing: -.025em; }
p { line-height: 1.75; }
a { text-underline-offset: .22em; text-decoration-thickness: 1px; }
a:hover { color: var(--accent); }
a:focus-visible, summary:focus-visible, pre:focus-visible, .table-scroll:focus-visible { outline: 2px solid var(--accent); outline-offset: 5px; }
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 10; padding: 12px 20px; color: var(--background); background: var(--accent); transform: translateY(-180%); }
.skip-link:focus { transform: translateY(0); }
.header { flex-wrap: wrap; padding-block: 24px; }
.primary-nav { display: flex; flex-wrap: wrap; gap: 32px; align-items: center; }
.primary-nav a { font-size: 1rem; color: var(--muted); text-decoration: none; padding-block: 8px; }
.primary-nav a:hover, .primary-nav a[aria-current] { color: var(--text); }
.primary-nav a[aria-current] { text-decoration: underline; text-decoration-color: var(--accent); text-underline-offset: .6em; }
.home-main { display: block; padding: 0; }
.hero { padding-block: 96px 110px; }
.inner-main { display: block; min-width: 0; padding-block: 72px 96px; }
.actions { display: flex; flex-wrap: wrap; align-items: center; gap: 22px; margin-top: 32px; }
.button { display: inline-flex; justify-content: space-between; align-items: center; gap: 24px; border: 1px solid #5c5848; border-radius: 3px; padding: 14px 18px; font-size: 1rem; color: var(--text); background: #22251f; line-height: 1.5; text-decoration: none; }
.button:hover { border-color: var(--accent); background: #2b2d24; }
.text-link { display: inline-flex; gap: 14px; align-items: center; font-size: 1rem; line-height: 1.6; color: var(--accent); text-decoration: none; }
.text-link:hover { text-decoration: underline; }
.section { padding-block: 80px; border-top: 1px solid var(--line); }
.split-section { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1.12fr); gap: 6%; }
.split-section > *, .software-row > * { min-width: 0; }
.section-heading { max-width: 440px; }
.section-heading > p:not(.eyebrow), .section-description { color: var(--muted); font-size: 1.1875rem; line-height: 1.75; }
.section-top { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 36px; }
.section-top > .text-link { flex-shrink: 0; }
.section-top .eyebrow, .section-heading .eyebrow { margin-bottom: 20px; }
.feature-list { display: grid; gap: 32px; }
.feature-list article { display: flex; gap: 24px; }
.feature-number { color: var(--accent); font-size: .875rem; line-height: 2.2; flex-shrink: 0; }
.feature-list p, .tool p { color: var(--muted); font-size: 1.125rem; margin: 12px 0 0; }
.architecture { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--line); border-radius: 3px; }
.architecture li { position: relative; padding: 28px 24px; }
.architecture li + li { border-left: 1px solid var(--line); }
.architecture li + li::before { content: '→'; color: var(--accent); background: var(--background); position: absolute; left: -10px; top: 50%; }
.diagram-label, .tool-kind { color: var(--accent); font-size: .875rem; line-height: 1.6; }
.architecture h3 { font-size: 1.1875rem; margin-top: 16px; }
.architecture p { font-size: 1rem; color: var(--muted); margin-bottom: 0; }
.tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; }
.tool { border-top: 1px solid #5c5848; padding-top: 25px; display: flex; flex-direction: column; align-items: flex-start; }
.tool h3 { font-size: 2.25rem; margin-top: 16px; }
.tool p { margin-bottom: 24px; }
.tool .text-link { margin-top: auto; }
.project-banner { display: flex; justify-content: space-between; align-items: center; gap: 48px; }
.project-banner > div { max-width: 750px; }
.project-banner p:not(.eyebrow) { font-size: 1.125rem; color: var(--muted); }
.project-banner > .button { flex-shrink: 0; }
.page-intro { max-width: 1000px; padding-bottom: 64px; }
.page-intro h1 { font-size: clamp(2.75rem, 4.8vw, 4.75rem); }
.page-intro > .text-link { margin-top: 12px; }
.lead { font-size: 1.375rem; line-height: 1.65; color: #c4c7bf; max-width: 780px; margin: 26px 0; }
.hardware-wide { max-width: 1050px; margin: 0 auto 80px; }
.spec-list { margin: 0; }
.spec-list > div { padding-block: 24px; border-bottom: 1px solid var(--line); }
.spec-list > div:first-child { padding-top: 0; }
dt { font-size: 1.1875rem; color: var(--text); font-weight: 500; }
dd { margin: 10px 0 0; color: var(--muted); font-size: 1.125rem; line-height: 1.75; }
.link-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.link-grid > a { display: block; text-decoration: none; padding: 26px; border: 1px solid var(--line); border-radius: 3px; background: #1b1e1b; }
.link-grid > a:hover { border-color: #6b644d; }
.link-grid h3 { color: var(--text); font-size: 1.1875rem; }
.link-grid h3 span { color: var(--accent); }
.link-grid p { color: var(--muted); font-size: 1rem; margin-bottom: 0; }
.software-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8%; padding-block: 56px; border-top: 1px solid var(--line); align-items: center; }
.software-row .eyebrow { margin-bottom: 20px; }
.software-row p:not(.eyebrow) { color: var(--muted); font-size: 1.1875rem; }
.source-row { display: flex; justify-content: space-between; align-items: center; gap: 32px; padding-block: 28px; border-bottom: 1px solid var(--line); }
.source-row p { font-size: 1.125rem; color: var(--muted); max-width: 700px; margin-bottom: 0; }
.source-row .tag, .source-row .text-link { flex-shrink: 0; }
.tag { display: inline-block; font-size: .875rem; padding: 6px 12px; border: 1px solid var(--line); border-radius: 3px; color: var(--muted); }
.article-layout { display: grid; grid-template-columns: 220px minmax(0, 1fr); gap: 7%; border-top: 1px solid var(--line); padding-top: 48px; }
.article-aside dt { font-size: 1rem; margin-top: 24px; }
.article-aside dd { font-size: 1rem; margin-top: 6px; }
.footer { margin-top: auto; padding-block: 36px; gap: 28px; align-items: flex-start; }
.footer-brand { color: var(--text); font-weight: 500; text-decoration: none; }
.footer p { margin: 8px 0 0; }
.footer nav { display: flex; gap: 12px 28px; flex-wrap: wrap; max-width: 480px; }
.footer nav a { color: var(--muted); text-decoration: none; }
.footer nav a:hover { color: var(--accent); }
.footer-note { font-size: 1rem; margin-top: 0 !important; }

/* Documentation and code */
.docs-layout { display: grid; grid-template-columns: 210px minmax(0, 1fr); align-items: start; gap: 6%; }
.docs-sidebar { position: sticky; top: 32px; max-height: calc(100svh - 64px); overflow-y: auto; padding-right: 8px; }
.docs-nav-group { margin-bottom: 28px; }
.docs-nav-group > p { margin: 0 0 8px; font-size: .875rem; color: var(--accent); }
.docs-nav-group > a { display: block; color: var(--muted); text-decoration: none; font-size: 1rem; line-height: 1.5; padding: 8px 10px; border-left: 2px solid transparent; }
.docs-nav-group > a:hover { color: var(--text); }
.docs-nav-group > a[aria-current] { color: var(--text); background: #22251f; border-color: var(--accent); }
.docs-body { min-width: 0; }
.mobile-docs { display: none; }
.prose { max-width: 880px; min-width: 0; font-size: 1.125rem; line-height: 1.75; color: #c4c7bf; }
.prose h1 { font-size: clamp(2.5rem, 4.5vw, 4rem); color: var(--text); }
.prose h2 { color: var(--text); margin: 56px 0 20px; font-size: 2rem; }
.prose h3 { color: var(--text); margin: 30px 0 12px; }
.prose > :first-child { margin-top: 0; }
.prose p { margin: 18px 0; }
.prose .lead { font-size: 1.375rem; margin-block: 26px; }
.prose a { color: var(--accent); }
.prose li { margin-block: 10px; padding-left: 4px; }
.prose ul, .prose ol { padding-left: 25px; }
.prose .link-grid { margin-block: 24px; }
.prose .link-grid h3 { margin: 0; }
.prose .link-grid p { margin-bottom: 0; }
code { font-family: "SFMono-Regular", Consolas, "Liberation Mono", monospace; font-size: .9em; overflow-wrap: anywhere; }
p code, li code, td code, dd code { color: #d9cda7; }
.code-block { min-width: 0; max-width: 100%; border: 1px solid var(--line); background: #121513; border-radius: 3px; margin-block: 24px; }
.code-label { display: block; padding: 12px 20px; font-size: .875rem; color: var(--accent); border-bottom: 1px solid #292e28; }
pre { margin: 0; padding: 22px; overflow-x: auto; font-size: 1rem; line-height: 1.8; tab-size: 4; color: #dedfd4; }
pre code { font-size: inherit; overflow-wrap: normal; }
.table-scroll { max-width: 100%; overflow-x: auto; margin-block: 24px; border: 1px solid var(--line); border-radius: 3px; }
table { border-collapse: collapse; width: 100%; text-align: left; font-size: 1rem; line-height: 1.65; }
th { color: var(--text); background: #22251f; font-weight: 500; }
td, th { padding: 14px 18px; vertical-align: top; }
td { border-top: 1px solid var(--line); color: #c4c7bf; }
td:first-child { min-width: 110px; }
.callout { border-left: 2px solid var(--accent); background: #22251f; padding: 8px 22px; margin-block: 28px; }
.callout p { margin-block: 12px; }
.page-toc { padding: 16px 20px; border: 1px solid var(--line); border-radius: 3px; margin-bottom: 36px; font-size: 1rem; }
summary { cursor: pointer; color: var(--text); }
.page-toc nav { display: flex; flex-wrap: wrap; gap: 8px 24px; padding-top: 16px; }
.page-toc nav a { font-size: 1rem; }
.reading-list { list-style: none; padding: 0 !important; }
.reading-list li { border-bottom: 1px solid var(--line); padding: 16px 0; }
.reading-list li > span { display: block; color: var(--muted); font-size: 1rem; margin-top: 6px; }
.symbol-index { display: flex; flex-wrap: wrap; gap: 10px 20px; font-size: 1rem; padding-bottom: 20px; border-bottom: 1px solid var(--line); }
.api-entry { padding-block: 14px 32px; border-bottom: 1px solid var(--line); }
.api-entry h3 { font-size: 1.375rem; overflow-wrap: anywhere; }
.protocol-layouts dt { margin-top: 22px; }
.protocol-layouts dd { margin-top: 8px; }

@media (max-width: 1100px) {
  .architecture { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .architecture li:nth-child(3) { border-left: 0; }
  .architecture li:nth-child(n+3) { border-top: 1px solid var(--line); }
  .architecture li:nth-child(3)::before { display: none; }
  .tool-grid { gap: 28px; }
  .project-banner { align-items: flex-start; flex-direction: column; gap: 20px; }
  .footer-note { display: none; }
}
@media (max-width: 900px) {
  .primary-nav { gap: 24px; }
  .hero { padding-block: 64px 72px; }
  .inner-main { padding-block: 48px 64px; }
  .section { padding-block: 56px; }
  .split-section { grid-template-columns: 1fr; gap: 36px; }
  .section-heading { max-width: 620px; }
  .section-top { align-items: flex-start; flex-direction: column; }
  .feature-list { gap: 28px; }
  .tool-grid { grid-template-columns: 1fr; gap: 36px; }
  .tool p { max-width: 620px; }
  .tool h3 { margin-top: 10px; }
  .software-row { grid-template-columns: 1fr; gap: 20px; padding-block: 40px; }
  .page-intro { padding-bottom: 48px; }
  .hardware-wide { margin-bottom: 56px; }
  .docs-layout, .article-layout { grid-template-columns: 1fr; gap: 32px; }
  .docs-sidebar { display: none; }
  .mobile-docs { display: block; border: 1px solid var(--line); padding: 16px 20px; margin-bottom: 32px; border-radius: 3px; font-size: 1rem; }
  .mobile-docs nav { padding-top: 22px; }
  .mobile-docs .docs-nav-group:last-child { margin-bottom: 0; }
  .article-aside dl { display: flex; flex-wrap: wrap; gap: 12px 20px; align-items: baseline; }
  .article-aside dt, .article-aside dd { margin: 0; }
}
@media (max-width: 560px) {
  .header { gap: 20px; padding-block: 24px 20px; }
  .primary-nav { width: 100%; gap: 12px; justify-content: space-between; }
  .primary-nav a { font-size: 1rem; }
  .hero { padding-block: 48px 56px; gap: 36px; }
  .eyebrow { line-height: 1.7; }
  .actions { gap: 20px; }
  .button { padding-inline: 16px; }
  .lead, .prose .lead { font-size: 1.25rem; }
  .page-intro h1, .prose h1 { font-size: clamp(2.5rem, 10vw, 3.5rem); }
  .section { padding-block: 44px; }
  .architecture { grid-template-columns: 1fr; }
  .architecture li + li { border-top: 1px solid var(--line); border-left: 0; }
  .architecture li + li::before { display: none; }
  .architecture li { padding: 24px; }
  .architecture p br { display: none; }
  .feature-list article { gap: 16px; }
  .link-grid { grid-template-columns: 1fr; }
  .source-row { align-items: flex-start; flex-direction: column; gap: 18px; }
  .footer { flex-direction: column; padding-block: 28px; }
  .footer nav { gap: 12px 24px; }
  .article-layout { padding-top: 32px; }
  .article-aside dl { display: grid; grid-template-columns: 1fr 1.5fr; }
  .prose h2 { font-size: 1.75rem; margin-top: 40px; }
  .table-scroll { font-size: 1rem; }
  td, th { padding: 12px; }
  pre { padding: 18px 16px; }
  figcaption > span:last-child { text-align: left; }
}