:root {
  --paper: #f5f3ec;
  --paper-deep: #ebe8de;
  --surface: #fbfaf6;
  --ink: #18221d;
  --muted: #68716c;
  --line: #d9d8cf;
  --forest: #1f5b43;
  --forest-dark: #153f30;
  --forest-soft: #dfeae2;
  --clay: #cc704c;
  --yellow: #e4b754;
  --sidebar: 264px;
  --header: 72px;
  --sans: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --serif: Iowan Old Style, Baskerville, "Times New Roman", "Songti SC", serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 96px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--sans); font-size: 15px; line-height: 1.7; }
a { color: var(--forest); text-decoration-thickness: 1px; text-underline-offset: 3px; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
:focus-visible { outline: 3px solid rgb(204 112 76 / 40%); outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }
.skip-link { position: fixed; z-index: 100; top: 10px; left: 12px; transform: translateY(-150%); padding: 9px 14px; border-radius: 8px; background: var(--ink); color: white; }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; z-index: 50; top: 0; right: 0; left: 0; display: flex; height: var(--header); align-items: center; justify-content: space-between; padding: 0 32px; border-bottom: 1px solid rgb(217 216 207 / 88%); background: rgb(245 243 236 / 90%); backdrop-filter: blur(18px); }
.wordmark { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); text-decoration: none; }
.wordmark-mark { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 50%; background: var(--forest); }
.wordmark-mark::before, .wordmark-mark::after, .wordmark-mark i { content: ""; display: block; width: 12px; height: 2px; margin: 2px 0; border-radius: 2px; background: white; }
.wordmark strong, .wordmark small { display: block; line-height: 1.05; }
.wordmark strong { font-family: var(--serif); font-size: 19px; letter-spacing: .08em; }
.wordmark small { margin-top: 5px; color: var(--muted); font-size: 8px; font-weight: 700; letter-spacing: .16em; }
.header-actions { display: flex; align-items: center; gap: 20px; }
.quiet-link { color: var(--muted); font-size: 13px; text-decoration: none; }
.primary-link { display: inline-flex; align-items: center; gap: 18px; padding: 9px 12px 9px 16px; border-radius: 8px; background: var(--ink); color: white; font-size: 12px; font-weight: 650; text-decoration: none; }
.primary-link span { color: #b8d3c3; }

.docs-shell { display: grid; min-height: 100vh; grid-template-columns: var(--sidebar) minmax(0, 1fr); padding-top: var(--header); }
.docs-sidebar { position: sticky; top: var(--header); display: flex; height: calc(100vh - var(--header)); flex-direction: column; padding: 27px 20px 18px 24px; border-right: 1px solid var(--line); background: rgb(251 250 246 / 56%); overflow-y: auto; }
.sidebar-topline { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; color: var(--muted); font-size: 10px; font-weight: 750; letter-spacing: .13em; text-transform: uppercase; }
.sidebar-close { display: none; border: 0; background: transparent; color: var(--ink); cursor: pointer; font-size: 26px; }
.search-field { display: flex; height: 40px; align-items: center; gap: 8px; padding: 0 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--surface); color: var(--muted); }
.search-field:focus-within { border-color: #9caf9f; box-shadow: 0 0 0 3px rgb(31 91 67 / 8%); }
.search-field input { min-width: 0; flex: 1; border: 0; outline: 0; background: transparent; color: var(--ink); font-size: 12px; }
.search-field kbd { padding: 0 5px; border: 1px solid var(--line); border-radius: 4px; background: var(--paper); color: #8b918d; font-size: 9px; }
.docs-nav { margin-top: 22px; }
.docs-nav p { margin: 20px 9px 7px; color: #91948f; font-size: 9px; font-weight: 800; letter-spacing: .15em; text-transform: uppercase; }
.docs-nav a { display: block; margin: 2px 0; padding: 7px 10px; border-radius: 7px; color: var(--muted); font-size: 12px; font-weight: 540; line-height: 1.3; text-decoration: none; transition: 140ms ease; }
.docs-nav a:hover { background: var(--paper-deep); color: var(--ink); }
.docs-nav a.is-active { background: var(--forest-soft); color: var(--forest-dark); font-weight: 700; }
.sidebar-foot { display: flex; align-items: center; gap: 8px; margin-top: auto; padding: 18px 8px 2px; color: var(--muted); font-size: 10px; }
.status-dot { width: 7px; height: 7px; border-radius: 50%; background: #559368; box-shadow: 0 0 0 4px rgb(85 147 104 / 12%); }

main { min-width: 0; }
.mobile-menu { display: none; }
.doc-section, footer { width: min(940px, calc(100% - 72px)); margin-inline: auto; }
.hero { min-height: calc(100vh - var(--header)); padding: clamp(90px, 12vh, 140px) 0 70px; }
.eyebrow, .section-kicker { color: var(--forest); font-size: 10px; font-weight: 800; letter-spacing: .2em; }
.eyebrow { display: flex; align-items: center; gap: 10px; }
.eyebrow span { width: 26px; height: 1px; background: var(--clay); }
h1 { max-width: 820px; margin: 32px 0 25px; font-family: var(--serif); font-size: clamp(54px, 7.5vw, 96px); font-weight: 500; letter-spacing: -.055em; line-height: .94; }
h1 em { color: var(--forest); font-weight: 400; }
.hero-copy { max-width: 620px; margin: 0; color: var(--muted); font-size: 17px; line-height: 1.85; }
.hero-actions { display: flex; gap: 10px; margin-top: 34px; }
.button { display: inline-flex; min-height: 46px; align-items: center; justify-content: space-between; gap: 30px; padding: 0 17px; border-radius: 9px; font-size: 13px; font-weight: 700; text-decoration: none; }
.button-dark { background: var(--forest); color: white; }
.button-light { border: 1px solid var(--line); background: var(--surface); color: var(--ink); }
.signal-row { display: grid; grid-template-columns: repeat(3, 1fr); margin: clamp(72px, 12vh, 120px) 0 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.signal-row > div { display: grid; grid-template-columns: 34px 1fr; gap: 12px; padding: 19px 20px 19px 0; }
.signal-row > div + div { padding-left: 20px; border-left: 1px solid var(--line); }
.signal-row dt { color: var(--clay); font-family: var(--serif); font-style: italic; }
.signal-row dd { margin: 0; }
.signal-row strong, .signal-row span { display: block; }
.signal-row strong { font-size: 13px; }
.signal-row span { margin-top: 2px; color: var(--muted); font-size: 10px; }

.section-block { padding: 88px 0; border-top: 1px solid var(--line); }
.section-heading { display: flex; align-items: flex-start; gap: 22px; margin-bottom: 27px; }
.section-heading.compact { align-items: center; }
.section-number { display: grid; width: 38px; height: 38px; flex: 0 0 auto; place-items: center; border: 1px solid #c9c8be; border-radius: 50%; color: var(--clay); font-family: var(--serif); font-size: 13px; font-style: italic; }
.section-kicker { margin: 0 0 5px; }
h2 { margin: 0; font-family: var(--serif); font-size: clamp(36px, 5vw, 57px); font-weight: 500; letter-spacing: -.045em; line-height: 1.05; }
.compact h2 { font-size: clamp(31px, 4vw, 45px); }
h3 { margin: 28px 0 8px; font-size: 16px; line-height: 1.35; }
.lead { max-width: 720px; margin: 0 0 35px 60px; color: var(--muted); font-size: 16px; line-height: 1.8; }
.capability-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 14px; }
.capability-card { min-height: 330px; padding: 31px; border: 1px solid var(--line); border-radius: 16px; background: var(--surface); }
.capability-card.supported { background: var(--forest); color: white; }
.card-label { display: inline-block; padding: 4px 8px; border: 1px solid currentColor; border-radius: 20px; font-size: 9px; font-weight: 750; letter-spacing: .12em; }
.capability-card h3 { margin: 56px 0 20px; font-family: var(--serif); font-size: 27px; font-weight: 500; }
.check-list, .dash-list, .plain-list { padding: 0; list-style: none; }
.check-list li, .dash-list li { position: relative; margin: 10px 0; padding-left: 24px; font-size: 13px; }
.check-list li::before { position: absolute; left: 0; content: "✓"; color: #acd2b8; }
.dash-list li::before { position: absolute; left: 3px; content: "—"; color: var(--clay); }
.supported .card-label, .supported li { color: rgb(255 255 255 / 82%); }
.note { display: grid; grid-template-columns: 120px 1fr; gap: 20px; margin-top: 16px; padding: 20px 22px; border-left: 3px solid var(--yellow); background: #f1eddf; }
.note strong { font-size: 12px; }
.note p { margin: 0; color: var(--muted); font-size: 13px; }
.note.security { border-left-color: var(--forest); }

.code-block { margin: 20px 0; overflow: hidden; border: 1px solid #333d38; border-radius: 12px; background: #18221d; color: #edf3ee; }
.code-head { display: flex; align-items: center; justify-content: space-between; padding: 9px 14px; border-bottom: 1px solid #35413b; color: #aab4ae; font-size: 10px; text-transform: uppercase; letter-spacing: .1em; }
.code-head button { border: 0; background: transparent; color: #c6d4ca; cursor: pointer; font-size: 10px; }
pre { margin: 0; overflow-x: auto; }
.code-block pre { padding: 19px 21px; }
code { font-family: "SFMono-Regular", Consolas, monospace; font-size: .88em; }
p code, li code, td code { padding: 2px 5px; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); color: var(--forest-dark); }
.mini-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 28px; }
.mini-grid article { min-height: 128px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: rgb(251 250 246 / 55%); }
.mini-grid span { display: block; margin-bottom: 20px; color: var(--muted); font-size: 10px; font-weight: 750; letter-spacing: .1em; text-transform: uppercase; }
.mini-grid code { font-size: 12px; }
.mini-grid p { margin: 0; color: var(--muted); font-size: 12px; }

.audience-section { position: relative; }
.audience-label { position: absolute; top: 98px; right: 0; padding: 5px 9px; border: 1px solid var(--line); border-radius: 20px; color: var(--muted); font-size: 9px; font-weight: 800; letter-spacing: .16em; }
.steps { margin-left: 60px; border-top: 1px solid var(--line); }
.steps article { display: grid; grid-template-columns: 42px 1fr; gap: 20px; padding: 23px 0; border-bottom: 1px solid var(--line); }
.steps article > span { color: var(--clay); font-family: var(--serif); font-style: italic; }
.steps h3 { margin: 0 0 5px; }
.steps p { margin: 0; color: var(--muted); }
.prose-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; margin-left: 60px; }
.prose-grid h3 { margin-top: 0; }
.prose-grid p, .prose-grid li { color: var(--muted); }
.callout { display: flex; gap: 16px; margin: 28px 0 0 60px; padding: 18px; border: 1px solid #ddccb1; border-radius: 12px; background: #f5ead8; }
.callout > span { display: grid; width: 24px; height: 24px; flex: 0 0 auto; place-items: center; border-radius: 50%; background: var(--yellow); font-family: var(--serif); font-style: italic; }
.callout strong { font-size: 12px; }
.callout p { margin: 2px 0 0; color: var(--muted); font-size: 12px; }
.feature-list { margin-left: 60px; }
.feature-list article { display: grid; grid-template-columns: 110px 1fr; gap: 30px; padding: 22px 0; border-bottom: 1px solid var(--line); }
.feature-list article > span { color: var(--forest); font-family: var(--serif); font-size: 19px; font-style: italic; }
.feature-list h3 { margin: 0 0 4px; }
.feature-list p { margin: 0; color: var(--muted); }
.privacy-flow { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 11px; margin: 34px 0; }
.privacy-flow div { min-height: 98px; padding: 17px; border: 1px solid var(--line); border-radius: 11px; background: var(--surface); }
.privacy-flow div.highlight { border-color: var(--forest); background: var(--forest-soft); }
.privacy-flow small, .privacy-flow strong { display: block; }
.privacy-flow small { color: var(--muted); font-size: 9px; letter-spacing: .08em; }
.privacy-flow strong { margin-top: 12px; font-size: 12px; }
.privacy-flow > span { color: var(--clay); }
.plain-list { border-top: 1px solid var(--line); }
.plain-list li { padding: 13px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.plain-list strong { color: var(--ink); }
details { border-bottom: 1px solid var(--line); }
summary { padding: 19px 40px 19px 0; cursor: pointer; font-weight: 650; list-style: none; }
summary::-webkit-details-marker { display: none; }
summary::after { float: right; margin-right: -32px; content: "+"; color: var(--forest); font-size: 20px; font-weight: 400; }
details[open] summary::after { content: "−"; }
details p { max-width: 740px; margin: -5px 0 20px; color: var(--muted); }

.developer-section { border-top: 8px solid var(--ink); }
table { width: 100%; margin: 25px 0; border-collapse: collapse; font-size: 13px; }
th, td { padding: 13px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--muted); font-size: 9px; letter-spacing: .12em; text-transform: uppercase; }
.tree-card { padding: 24px; border: 1px solid var(--line); border-radius: 13px; background: var(--surface); }
.tree-card pre { color: #37453e; line-height: 1.75; }
.architecture { display: grid; grid-template-columns: 1fr auto 1fr auto 1fr auto 1fr; align-items: center; gap: 9px; margin: 32px 0; }
.arch-node { min-height: 132px; padding: 18px; border: 1px solid var(--line); border-radius: 12px; background: var(--surface); }
.arch-node.primary { background: var(--forest); color: white; }
.arch-node small, .arch-node strong, .arch-node span { display: block; }
.arch-node small { color: var(--clay); font-size: 8px; font-weight: 800; letter-spacing: .14em; }
.arch-node.primary small { color: #b9d1c2; }
.arch-node strong { margin-top: 19px; font-size: 13px; }
.arch-node span { margin-top: 4px; color: var(--muted); font-size: 9px; }
.arch-node.primary span { color: rgb(255 255 255 / 65%); }
.arch-connector { color: var(--muted); text-align: center; }
.arch-connector span { display: block; font-size: 7px; }
.arch-connector b { color: var(--clay); font-weight: 400; }
.api-title { display: flex; align-items: center; gap: 10px; margin: 20px 0; }
.api-title span { padding: 4px 8px; border-radius: 5px; background: var(--forest); color: white; font-size: 10px; font-weight: 750; }
.api-title code { font-size: 15px; }

.search-empty { width: min(940px, calc(100% - 72px)); margin: 70px auto; padding: 45px; border: 1px dashed #b8b9b1; border-radius: 16px; text-align: center; }
.search-empty p { color: var(--muted); }
.search-empty button { padding: 8px 13px; border: 0; border-radius: 7px; background: var(--forest); color: white; cursor: pointer; }
[data-doc-section][hidden] { display: none; }
footer { display: flex; align-items: flex-end; justify-content: space-between; padding: 50px 0 70px; border-top: 1px solid var(--line); }
footer strong { font-family: var(--serif); font-size: 18px; }
footer p { margin: 4px 0; color: var(--muted); font-size: 11px; }
footer > div:last-child { display: flex; gap: 18px; }
footer a { color: var(--muted); font-size: 11px; text-decoration: none; }
.sidebar-backdrop { display: none; }

@media (max-width: 1000px) {
  :root { --sidebar: 224px; }
  .architecture { grid-template-columns: 1fr; }
  .arch-connector { transform: rotate(90deg); }
  .privacy-flow { grid-template-columns: 1fr; }
  .privacy-flow > span { text-align: center; transform: rotate(90deg); }
}

@media (max-width: 760px) {
  :root { --header: 62px; }
  .site-header { padding: 0 18px; }
  .header-actions .quiet-link { display: none; }
  .primary-link { gap: 10px; padding-left: 12px; }
  .docs-shell { display: block; }
  .docs-sidebar { position: fixed; z-index: 80; top: 0; bottom: 0; left: 0; width: min(86vw, 310px); height: 100vh; transform: translateX(-105%); padding-top: 23px; background: var(--surface); box-shadow: 20px 0 50px rgb(24 34 29 / 18%); transition: transform 220ms ease; }
  .docs-sidebar.is-open { transform: translateX(0); }
  .sidebar-close { display: block; }
  .sidebar-backdrop { position: fixed; z-index: 70; inset: 0; background: rgb(24 34 29 / 35%); }
  .sidebar-backdrop:not([hidden]) { display: block; }
  .mobile-menu { position: sticky; z-index: 30; top: 72px; display: flex; width: calc(100% - 32px); height: 40px; align-items: center; justify-content: space-between; margin: 10px auto 0; padding: 0 13px; border: 1px solid var(--line); border-radius: 9px; background: rgb(251 250 246 / 92%); color: var(--ink); font-size: 11px; font-weight: 700; backdrop-filter: blur(12px); }
  .doc-section, footer, .search-empty { width: calc(100% - 36px); }
  .hero { min-height: auto; padding: 80px 0 60px; }
  h1 { font-size: clamp(48px, 15vw, 68px); }
  .hero-copy { font-size: 15px; }
  .signal-row { grid-template-columns: 1fr; margin-top: 60px; }
  .signal-row > div + div { padding-left: 0; border-top: 1px solid var(--line); border-left: 0; }
  .section-block { padding: 64px 0; }
  .lead, .steps, .prose-grid, .feature-list, .callout { margin-left: 0; }
  .capability-grid, .mini-grid, .prose-grid { grid-template-columns: 1fr; }
  .capability-card { min-height: auto; }
  .capability-card h3 { margin-top: 32px; }
  .note { grid-template-columns: 1fr; gap: 5px; }
  .audience-label { position: static; display: inline-block; margin-bottom: 24px; }
  .steps article { grid-template-columns: 30px 1fr; }
  .feature-list article { grid-template-columns: 75px 1fr; gap: 15px; }
  .tree-card { padding: 16px; font-size: 11px; }
  .table-wrap { overflow-x: auto; }
  table { display: block; overflow-x: auto; white-space: nowrap; }
  footer { align-items: flex-start; flex-direction: column; gap: 25px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { scroll-behavior: auto !important; transition-duration: .01ms !important; animation-duration: .01ms !important; animation-iteration-count: 1 !important; }
}