:root {
  color-scheme: light dark;
  --ink: #102445; --ink-2: #17345f; --paper: #fbf7ee; --paper-2: #f1eadc;
  --white: #fffdf8; --green: #236348; --green-2: #164633; --blue: #1767ce;
  --text: #172033; --muted: #606979; --line: rgba(16,36,69,.14);
  --shadow: 0 28px 70px rgba(16,36,69,.14); --radius: 24px; --max: 1180px;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; color: var(--text); background: var(--paper); font-family: ui-sans-serif,-apple-system,BlinkMacSystemFont,"SF Pro Text","Helvetica Neue",sans-serif; line-height: 1.6; -webkit-font-smoothing: antialiased; }
img { max-width: 100%; }
a { color: var(--green); text-underline-offset: .18em; }
a:hover { color: var(--green-2); }
:focus-visible { outline: 3px solid #5a9be9; outline-offset: 3px; border-radius: 4px; }
.skip-link { position: absolute; left: -999px; top: 8px; z-index: 1000; padding: .7rem 1rem; background: var(--ink); color: white; }
.skip-link:focus { left: 8px; }
.wrap { width: min(calc(100% - 40px),var(--max)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: rgba(251,247,238,.9); backdrop-filter: saturate(140%) blur(18px); }
.header-inner { min-height: 68px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 11px; color: var(--ink); font-weight: 760; text-decoration: none; letter-spacing: -.02em; }
.brand img { width: 34px; height: 34px; }
.site-nav { display: flex; align-items: center; flex-wrap: wrap; gap: 8px 24px; }
.site-nav a { color: var(--text); font-size: .92rem; font-weight: 650; text-decoration: none; }
.site-nav a:hover,.site-nav a[aria-current="page"] { color: var(--green); }
.status-pill { padding: .34rem .7rem; border: 1px solid var(--line); border-radius: 999px; color: var(--muted)!important; font-size: .76rem!important; letter-spacing: .04em; text-transform: uppercase; }
.hero { position: relative; overflow: hidden; padding: 92px 0 86px; }
.hero::before { content: ""; position: absolute; width: 560px; height: 560px; border-radius: 50%; right: -180px; top: -250px; background: rgba(23,103,206,.08); }
.hero-grid { position: relative; display: grid; grid-template-columns: .9fr 1.1fr; align-items: center; gap: clamp(48px,8vw,104px); }
.eyebrow { margin: 0 0 14px; color: var(--green); font-size: .77rem; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
h1,h2,h3 { color: var(--ink); line-height: 1.08; letter-spacing: -.035em; }
h1 { margin: 0; font-size: clamp(3rem,6.4vw,6.6rem); font-weight: 760; }
h2 { margin: 0 0 18px; font-size: clamp(2.15rem,4vw,4.2rem); }
h3 { margin: 0 0 10px; font-size: 1.25rem; letter-spacing: -.018em; }
.lede { max-width: 640px; margin: 24px 0 30px; color: #465163; font-size: clamp(1.08rem,2vw,1.34rem); }
.hero-actions { display: flex; flex-wrap: wrap; align-items: center; gap: 12px; }
.button { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 21px; border: 1px solid var(--green); border-radius: 999px; background: var(--green); color: white; font-weight: 750; text-decoration: none; }
.button:hover { background: var(--green-2); color: white; }
.button.secondary { background: transparent; color: var(--green); }
.button.secondary:hover { background: rgba(35,99,72,.07); }
.availability { margin: 18px 0 0; color: var(--muted); font-size: .9rem; }
.notebook-window { overflow: hidden; border: 1px solid rgba(16,36,69,.16); border-radius: 26px; background: var(--white); box-shadow: var(--shadow); transform: rotate(1deg); }
.window-bar { display: flex; align-items: center; gap: 7px; padding: 13px 17px; border-bottom: 1px solid var(--line); background: rgba(241,234,220,.65); }
.window-dot { width: 10px; height: 10px; border-radius: 50%; background: #d5cdbc; }
.window-title { margin-left: auto; color: var(--muted); font-size: .72rem; }
.notebook-body { display: grid; grid-template-columns: 1fr .72fr; min-height: 420px; }
.source-pane,.result-pane { padding: 28px; }
.result-pane { border-left: 1px solid var(--line); background: #f5f8f5; }
.code-line { display: grid; grid-template-columns: 24px 1fr; gap: 10px; margin: 0 0 13px; font: 500 .92rem/1.55 ui-monospace,"SFMono-Regular",Menlo,monospace; }
.line-no { color: #b0a99b; text-align: right; user-select: none; }
.note-line { font-family: ui-sans-serif,-apple-system,sans-serif; color: #4d5664; }
.calc { color: var(--ink); }
.operator { color: var(--blue); }
.result-label { margin: 0 0 22px; color: var(--muted); font-size: .72rem; font-weight: 800; letter-spacing: .1em; text-transform: uppercase; }
.result-row { padding: 15px 0; border-bottom: 1px solid var(--line); }
.result-row:last-child { border-bottom: 0; }
.result-row small { display: block; color: var(--muted); }
.result-row strong { display: block; margin-top: 4px; color: var(--ink); font: 700 1.3rem/1.2 ui-monospace,"SFMono-Regular",Menlo,monospace; }
.section { padding: 92px 0; }
.section.alt { background: var(--ink); color: #e9edf3; }
.section.alt h2,.section.alt h3 { color: white; }
.section.alt .eyebrow { color: #8fd0ad; }
.section-intro { max-width: 720px; margin: 0 0 44px; color: var(--muted); font-size: 1.08rem; }
.alt .section-intro { color: #b9c4d5; }
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 18px; }
.feature { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: rgba(255,253,248,.66); }
.feature p { margin: 0; color: var(--muted); }
.feature-number { display: inline-grid; place-items: center; width: 34px; height: 34px; margin-bottom: 22px; border-radius: 10px; background: rgba(35,99,72,.1); color: var(--green); font-size: .82rem; font-weight: 800; }
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 28px; }
.mode-card { position: relative; overflow: hidden; min-height: 390px; padding: 38px; border: 1px solid rgba(255,255,255,.16); border-radius: 28px; background: rgba(255,255,255,.055); }
.mode-card::after { content: attr(data-label); position: absolute; right: -8px; bottom: -38px; color: rgba(255,255,255,.035); font-size: 10rem; font-weight: 850; line-height: 1; }
.mode-card p { max-width: 480px; color: #c3ccda; }
.mode-card ul { position: relative; z-index: 1; margin: 26px 0 0; padding: 0; list-style: none; }
.mode-card li { margin: 10px 0; padding-left: 22px; color: #eef2f7; }
.mode-card li::before { content: "↳"; position: absolute; margin-left: -22px; color: #8fd0ad; }
.platform-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }
.platform { padding: 26px; border: 1px solid var(--line); border-radius: 20px; background: var(--white); }
.platform-name { display: block; margin-bottom: 10px; color: var(--ink); font-size: 1.18rem; font-weight: 800; }
.platform p { margin: 0; color: var(--muted); font-size: .92rem; }
.trust-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 60px; align-items: start; }
.trust-list { display: grid; gap: 1px; overflow: hidden; border: 1px solid var(--line); border-radius: 22px; background: var(--line); }
.trust-item { padding: 23px 25px; background: var(--white); }
.trust-item strong { display: block; color: var(--ink); }
.trust-item span { color: var(--muted); }
.calc-band { padding: 42px; border-radius: 30px; background: var(--paper-2); }
.calc-columns { display: grid; grid-template-columns: repeat(4,1fr); gap: 26px; }
.calc-columns h3 { font-size: 1rem; }
.calc-columns p { margin: 0; color: var(--muted); font-size: .9rem; }
.docs-cta { display: flex; justify-content: space-between; align-items: center; gap: 30px; margin-top: 30px; padding: 28px 32px; border: 1px solid var(--line); border-radius: 22px; background: var(--white); }
.docs-cta p { margin: 5px 0 0; color: var(--muted); }
.page-hero { padding: 72px 0 42px; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 900px; font-size: clamp(2.7rem,5vw,5rem); }
.page-hero .lede { margin-bottom: 0; }
.docs-tools { display: grid; grid-template-columns: minmax(240px,1fr) minmax(210px,auto); gap: 12px; max-width: 760px; margin-top: 30px; }
.docs-search,.docs-jump { display: flex; align-items: center; min-height: 48px; border: 1px solid rgba(255,255,255,.6); border-radius: 18px; background: rgba(255,255,255,.72); box-shadow: 0 9px 28px rgba(17,36,65,.08); backdrop-filter: blur(20px) saturate(1.35); -webkit-backdrop-filter: blur(20px) saturate(1.35); }
.docs-search:focus-within,.docs-jump:focus-within { outline: 3px solid rgba(35,99,72,.2); border-color: var(--green); }
.docs-search input,.docs-jump select { width: 100%; min-width: 0; padding: 12px 14px; border: 0; outline: 0; background: transparent; color: var(--ink); font: inherit; }
.docs-search kbd { margin-right: 12px; padding: 3px 7px; border: 1px solid var(--line); border-radius: 7px; color: var(--muted); background: rgba(255,255,255,.6); font: .75rem ui-monospace,"SFMono-Regular",Menlo,monospace; }
.docs-jump span { padding-left: 14px; color: var(--muted); font-size: .78rem; font-weight: 750; text-transform: uppercase; letter-spacing: .05em; }
.docs-search-status { min-height: 1.3em; margin: 10px 0 0; color: var(--muted); font-size: .86rem; }
.visually-hidden { position: absolute!important; width: 1px!important; height: 1px!important; overflow: hidden!important; clip: rect(0,0,0,0)!important; white-space: nowrap!important; }
.app-example-link { display: none; margin-top: 9px; font-weight: 750; }
html[data-embedded="true"] .app-example-link { display: inline-block; }
html[data-embedded="true"] .site-header,
html[data-embedded="true"] .site-footer,
html[data-embedded="true"] .page-hero .docs-tools,
html[data-embedded="true"] .docs-search-status,
html[data-embedded="true"] .docs-nav { display: none; }
html[data-embedded="true"] body { overflow-x: hidden; }
html[data-embedded="true"] .page-hero { padding: 28px 0 24px; }
html[data-embedded="true"] .docs-layout { display: block; width: 100%; max-width: none; padding: 28px 0 64px; }
html[data-embedded="true"] .docs-layout > .prose { width: 100%; min-width: 0; max-width: none; }
html[data-embedded="true"] .prose { overflow-wrap: anywhere; }
html[data-embedded="true"] .table-wrap { max-width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; }
.docs-layout { display: grid; grid-template-columns: 235px minmax(0,760px); justify-content: space-between; gap: 70px; padding: 62px 0 100px; }
.docs-layout.is-searching .docs-nav { opacity: .45; pointer-events: none; }
.docs-nav { position: sticky; top: 94px; align-self: start; }
.docs-nav strong { display: block; margin-bottom: 10px; color: var(--ink); font-size: .82rem; letter-spacing: .06em; text-transform: uppercase; }
.docs-nav a { display: block; padding: 7px 0; color: var(--muted); font-size: .9rem; text-decoration: none; }
.docs-nav a:hover { color: var(--green); }
.prose section { padding: 0 0 54px; scroll-margin-top: 96px; }
.prose h2 { font-size: clamp(1.85rem,3vw,2.7rem); }
.prose h3 { margin-top: 28px; }
.prose p,.prose li { color: #414b5b; }
.prose ul,.prose ol { padding-left: 1.25rem; }
.prose li { margin: .45rem 0; }
.prose code,.code-chip { padding: .14em .38em; border-radius: 5px; background: #eae4d8; color: var(--ink); font: .88em ui-monospace,"SFMono-Regular",Menlo,monospace; }
.prose pre { overflow-x: auto; padding: 22px; border-radius: 16px; background: var(--ink); color: #f6f0e5; font: .9rem/1.7 ui-monospace,"SFMono-Regular",Menlo,monospace; }
.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: 16px; }
table { width: 100%; border-collapse: collapse; background: var(--white); font-size: .91rem; }
th,td { padding: 13px 15px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { color: var(--ink); background: var(--paper-2); }
tr:last-child td { border-bottom: 0; }
.callout { padding: 20px 22px; border-left: 4px solid var(--green); border-radius: 4px 14px 14px 4px; background: rgba(35,99,72,.07); }
.callout p { margin: 0; }
.reference-table td:first-child { width: 30%; white-space: nowrap; }
.feature-index { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.feature-index article { padding: 18px 20px; border: 1px solid var(--line); border-radius: 15px; background: var(--white); }
.feature-index h3 { margin: 0 0 8px; font-size: 1rem; }
.feature-index p { margin: 0; font-size: .9rem; }
.legal { max-width: 760px; padding: 62px 0 100px; }
.legal h2 { margin-top: 48px; font-size: 1.65rem; }
.legal h3 { margin-top: 30px; }
.legal .updated { color: var(--muted); }
.site-footer { padding: 44px 0; border-top: 1px solid var(--line); background: var(--paper-2); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 32px; align-items: start; }
.footer-brand { display: flex; align-items: center; gap: 12px; color: var(--ink); font-weight: 800; }
.footer-brand img { width: 34px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: flex-end; gap: 10px 24px; }
.footer-links a { color: var(--text); font-size: .9rem; text-decoration: none; }
.fine-print { max-width: 780px; margin: 22px 0 0; color: var(--muted); font-size: .78rem; }
@media (max-width:900px) {
  .hero-grid,.trust-grid { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr 1fr; }
  .platform-grid,.calc-columns { grid-template-columns: 1fr 1fr; }
  .docs-layout { grid-template-columns: 1fr; gap: 30px; }
  .docs-nav { position: static; columns: 2; padding-bottom: 24px; border-bottom: 1px solid var(--line); }
  .docs-nav strong { column-span: all; }
}
@media (max-width:680px) {
  .wrap { width: min(calc(100% - 28px),var(--max)); }
  .header-inner { padding: 12px 0; align-items: flex-start; }
  .site-nav { justify-content: flex-end; gap: 7px 14px; }
  .site-nav .status-pill { display: none; }
  .hero { padding: 58px 0 64px; }
  .notebook-body { grid-template-columns: 1fr; }
  .result-pane { border-top: 1px solid var(--line); border-left: 0; }
  .grid-3,.split,.platform-grid,.calc-columns { grid-template-columns: 1fr; }
  .mode-card { min-height: auto; }
  .section { padding: 66px 0; }
  .calc-band { padding: 26px; }
  .docs-cta,.footer-grid { display: block; }
  .docs-tools,.feature-index { grid-template-columns: 1fr; }
  .docs-search kbd { display: none; }
  .docs-cta .button { margin-top: 18px; }
  .footer-links { justify-content: flex-start; margin-top: 24px; }
  html[data-embedded="true"] .wrap { width: 100%; max-width: none; padding-left: 16px; padding-right: 16px; }
  html[data-embedded="true"] .page-hero h1 { font-size: 2.15rem; }
  html[data-embedded="true"] .prose h2 { font-size: 1.75rem; }
  html[data-embedded="true"] table { width: 100%; table-layout: fixed; font-size: .82rem; }
  html[data-embedded="true"] th,
  html[data-embedded="true"] td { overflow-wrap: anywhere; word-break: normal; padding: 10px 8px; }
  html[data-embedded="true"] .prose pre { white-space: pre-wrap; overflow-wrap: anywhere; word-break: break-word; padding: 16px; }
}
@media (prefers-color-scheme:dark) {
  :root {
    --ink: #f4f1e8; --ink-2: #e4eaf3; --paper: #101722; --paper-2: #182230;
    --white: #172230; --green: #83d2aa; --green-2: #b0e4c8; --blue: #7eb4ff;
    --text: #e6ebf2; --muted: #aeb8c6; --line: rgba(230,235,242,.16);
    --shadow: 0 28px 70px rgba(0,0,0,.34);
  }
  .site-header { background: rgba(16,23,34,.9); }
  .skip-link { background: #f4f1e8; color: #102445; }
  .hero::before { background: rgba(126,180,255,.1); }
  .lede { color: #bdc6d3; }
  .button { color: #102445; }
  .button:hover { color: #102445; }
  .button.secondary { color: var(--green); }
  .button.secondary:hover { background: rgba(131,210,170,.1); color: var(--green-2); }
  .notebook-window { border-color: rgba(230,235,242,.18); }
  .window-bar { background: rgba(24,34,48,.82); }
  .window-dot { background: #526071; }
  .result-pane { background: #131e2a; }
  .line-no { color: #738093; }
  .note-line,.prose p,.prose li { color: #c2cad6; }
  .section.alt { background: #080d15; }
  .feature { background: rgba(23,34,48,.72); }
  .feature-number { background: rgba(131,210,170,.12); }
  .platform,.trust-item,.docs-cta,.feature-index article { background: var(--white); }
  .docs-search,.docs-jump { border-color: rgba(230,235,242,.2); background: rgba(23,34,48,.82); box-shadow: 0 9px 28px rgba(0,0,0,.22); }
  .docs-search kbd { background: rgba(230,235,242,.08); }
  .prose code,.code-chip { background: #263243; }
  .prose pre { background: #080d15; color: #f4f1e8; }
  .callout { background: rgba(131,210,170,.09); }
  ::selection { background: rgba(126,180,255,.35); }
}
@media (prefers-reduced-motion:reduce) { html { scroll-behavior: auto; } *,*::before,*::after { transition-duration:.01ms!important; animation-duration:.01ms!important; } }