:root {
  --paper: #f8f8f1;
  --ink: #071c17;
  --teal: #008b7e;
  --mint: #a0e2d1;
  --muted: #53665e;
  --line: #cdd9d1;
  --mono: "Geist Mono", monospace;
  --serif: "Bodoni Moda", Didot, serif;
  --gutter: clamp(24px, 5vw, 100px);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 112px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: "Geist", Arial, sans-serif; -webkit-font-smoothing: antialiased; }
a { color: inherit; text-decoration: none; -webkit-tap-highlight-color: transparent; }
a:focus-visible { outline: 2px solid var(--teal); outline-offset: 6px; }
img { max-width: 100%; display: block; }
h1, h2, h3, h4, p { margin-top: 0; }
p { line-height: 1.6; }
.wrap { width: min(100%, 1800px); margin-inline: auto; padding-inline: var(--gutter); }
.skip-link { position: fixed; z-index: 100; top: -100px; left: 20px; padding: 14px 18px; color: white; background: var(--ink); }
.skip-link:focus { top: 12px; }
.library-header { position: sticky; z-index: 10; top: 0; display: flex; align-items: center; min-height: 88px; padding: 16px var(--gutter); gap: 48px; background: rgba(248,248,241,.96); border-bottom: 1px solid var(--line); backdrop-filter: blur(16px); }
.brand { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; flex-shrink: 0; }
.brand img { width: 38px; height: 38px; }
.brand span { font-size: 24px; letter-spacing: .13em; font-weight: 800; }
.library-header nav { display: flex; gap: 32px; margin-left: auto; }
.library-header nav a, .back-link { min-height: 44px; display: inline-flex; align-items: center; gap: 12px; font: 500 11px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .04em; }
.library-header nav a:hover, .back-link:hover, .inline-link:hover { color: var(--teal); }
.back-link { padding-left: 32px; border-left: 1px solid var(--line); }
.back-link > span { font: 22px/1 "Geist", sans-serif; }
.eyebrow, .section-label { color: var(--teal); font: 500 11px/1.7 var(--mono); letter-spacing: .1em; }
.eyebrow, .section-label { display: flex; justify-content: space-between; gap: 24px; }
.library-intro { padding-block: 64px 92px; }
.intro-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 10%; align-items: end; margin-top: 54px; }
h1 { font-size: clamp(58px, 6.1vw, 106px); font-weight: 900; line-height: .99; letter-spacing: -.065em; margin-bottom: 0; }
h1 em, h2 em { font-family: var(--serif); font-weight: 500; color: var(--teal); letter-spacing: -.045em; line-height: 1.12; }
.intro-description { padding-bottom: 6px; max-width: 420px; }
.intro-description p { color: var(--muted); font-size: clamp(19px, 1.7vw, 25px); line-height: 1.5; margin-bottom: 29px; letter-spacing: -.02em; }
.inline-link { display: inline-flex; align-items: center; justify-content: space-between; gap: 30px; min-height: 44px; font-size: 14px; font-weight: 600; }
.inline-link > span { font-size: 25px; font-weight: 400; }
.articles-section { padding-bottom: 92px; }
.section-label { padding-top: 23px; border-top: 1px solid var(--line); margin-bottom: 30px; }
.section-label > span:last-child { color: var(--muted); }
.field-feature { position: relative; display: grid; grid-template-columns: 1.15fr 1fr; min-height: 440px; background: #082b23; color: var(--paper); overflow: hidden; isolation: isolate; }
.field-feature::before { content: ""; position: absolute; z-index: -1; inset: 0; background: radial-gradient(ellipse at 80% 52%, #164b3e, transparent 65%); }
.feature-copy { padding: clamp(32px, 4.2vw, 68px); z-index: 1; }
.feature-eyebrow { display: block; margin-bottom: 29px; color: #a0cbbb; font: 500 10px/1.7 var(--mono); letter-spacing: .1em; }
.feature-copy h2 { font-size: clamp(46px, 4.2vw, 72px); line-height: 1.04; letter-spacing: -.055em; font-weight: 800; margin-bottom: 24px; }
.feature-copy h2 em { color: var(--mint); font-size: 1.14em; }
.feature-copy p { color: #bdd0c7; max-width: 430px; font-size: 17px; margin-bottom: 28px; }
.feature-action { display: flex; align-items: center; justify-content: space-between; max-width: 430px; padding-top: 20px; border-top: 1px solid #3b6254; font-size: 15px; font-weight: 600; }
.feature-action > span { font-size: 29px; font-weight: 400; color: var(--mint); transition: transform .2s ease; }
.field-feature:hover .feature-action > span { transform: translate(3px, -3px); }
.feature-art { display: grid; place-content: center; position: relative; padding: 36px 36px 58px; }
.feature-art img { width: clamp(250px, 30vw, 460px); filter: drop-shadow(0 24px 36px #001f18); opacity: .9; }
.feature-art > span { display: block; margin-top: -13px; text-align: center; font: 500 10px/1.8 var(--mono); color: #a0cbbb; letter-spacing: .16em; }
.reading-header { display: flex; align-items: baseline; justify-content: space-between; gap: 24px; margin: 52px 0 25px; }
.reading-header h3 { font-size: 25px; letter-spacing: -.035em; margin: 0; }
.reading-header p { font-size: 14px; color: var(--muted); margin: 0; }
.reading-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); column-gap: 40px; row-gap: 18px; }
.reading-link { display: grid; grid-template-rows: subgrid; grid-row: span 4; border-top: 1px solid var(--line); padding-top: 22px; min-width: 0; }
.article-topic { display: block; color: var(--teal); font: 500 10px/1.7 var(--mono); letter-spacing: .06em; }
.reading-link h4 { font-size: clamp(24px, 2.05vw, 34px); line-height: 1.18; letter-spacing: -.045em; font-weight: 600; margin: 8px 0 0; text-wrap: balance; }
.reading-link p { color: var(--muted); font-size: 18px; margin: 0; text-wrap: balance; }
.read-article { display: flex; align-items: center; justify-content: space-between; margin-top: 6px; min-height: 44px; padding-block: 7px; font-size: 16px; font-weight: 600; }
.read-article > span { font-size: 25px; font-weight: 400; }
.reading-link:hover h4, .reading-link:hover .read-article { color: var(--teal); }
.articles-more { display: flex; align-items: center; justify-content: space-between; gap: 28px; border-bottom: 1px solid var(--line); border-top: 1px solid var(--line); margin-top: 35px; padding-block: 18px; }
.articles-more p { color: var(--muted); font-size: 14px; margin: 0; }
.articles-more .inline-link { flex-shrink: 0; }
.documents-section { padding-bottom: 92px; }
.documents-heading { display: grid; grid-template-columns: 1.3fr 1fr; gap: 12%; align-items: end; padding-block: 13px 45px; }
.documents-heading h2 { font-size: clamp(40px, 4vw, 64px); font-weight: 800; line-height: 1.05; letter-spacing: -.055em; margin: 0; }
.documents-heading p { color: var(--muted); font-size: 18px; margin-bottom: 0; max-width: 410px; }
.document-list { border-top: 1px solid var(--line); }
.document-row { display: grid; grid-template-columns: 40px minmax(0, 1.2fr) minmax(0, 1fr) 40px; align-items: center; gap: 30px; padding: 34px 16px 34px 0; border-bottom: 1px solid var(--line); transition: background .2s; }
.document-row:hover { background: #edf2e9; }
.document-index { align-self: start; padding-top: 3px; font: 500 11px/1.5 var(--mono); color: var(--teal); }
.document-category { display: block; margin-bottom: 13px; color: var(--muted); font: 500 10px/1.7 var(--mono); letter-spacing: .06em; }
.document-name h3 { font-size: 34px; line-height: 1.12; letter-spacing: -.045em; margin-bottom: 0; font-weight: 600; }
.document-row p { color: var(--muted); font-size: 16px; margin: 0; max-width: 440px; }
.document-arrow { font-size: 32px; color: var(--teal); justify-self: end; }
.document-overview .document-name h3 { font-size: 31px; }
.library-conversation { padding-block: 58px 65px; background: #e9eee5; }
.conversation-grid { display: grid; grid-template-columns: 1.35fr 1fr; gap: 10%; align-items: end; margin-top: 29px; }
.conversation-grid h2 { font-size: clamp(35px, 3.4vw, 58px); line-height: 1.08; letter-spacing: -.05em; margin-bottom: 0; }
.conversation-grid p { color: var(--muted); font-size: 18px; margin-bottom: 22px; max-width: 420px; }
.rai-link { display: inline-flex; align-items: center; justify-content: space-between; min-width: 230px; min-height: 56px; padding: 15px 20px; background: var(--ink); color: var(--paper); font: 500 11px/1.5 var(--mono); text-transform: uppercase; letter-spacing: .04em; }
.rai-link > span { color: var(--mint); font: 23px/1 "Geist", sans-serif; }
.rai-link:hover { background: #154a3b; }
.library-footer { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding-block: 34px; }
.library-footer .brand span { font-size: 18px; }
.library-footer .brand img { width: 30px; height: 30px; }
.library-footer p { color: var(--muted); font-size: 12px; margin: 0; }
.library-footer .inline-link { font-size: 12px; }

@media (min-width: 2000px) {
  .library-header { padding-inline: max(var(--gutter), calc((100vw - 1600px) / 2)); }
}
@media (max-width: 1050px) {
  .library-header { gap: 30px; }
  .back-link { padding-left: 22px; }
  .intro-grid { gap: 6%; grid-template-columns: 1.25fr 1fr; }
  .feature-copy { padding: 36px; }
  .feature-art { padding: 24px; }
  .reading-grid { column-gap: 26px; }
  .document-row { gap: 22px; grid-template-columns: 28px minmax(0, 1.1fr) minmax(0, 1fr) 28px; }
  .library-footer { flex-wrap: wrap; }
  .library-footer p { order: 3; width: 100%; }
}
@media (max-width: 720px) {
  html { scroll-padding-top: 100px; }
  .library-header { min-height: 76px; gap: 16px; padding-block: 12px; }
  .brand { gap: 9px; }
  .brand img { width: 29px; height: 29px; }
  .brand span { font-size: 19px; letter-spacing: .1em; }
  .library-header nav { gap: 20px; }
  .library-header nav a { font-size: 10px; text-transform: none; letter-spacing: 0; }
  .back-link { display: none; }
  .library-intro { padding-block: 37px 49px; }
  .eyebrow, .section-label { font-size: 9px; letter-spacing: .05em; gap: 15px; }
  .library-intro .eyebrow > span:last-child { display: none; }
  .intro-grid { grid-template-columns: 1fr; gap: 26px; margin-top: 32px; }
  h1 { font-size: clamp(49px, 10.8vw, 77px); }
  .intro-description { padding: 0; max-width: 450px; }
  .intro-description p { font-size: 19px; margin-bottom: 15px; }
  .articles-section { padding-bottom: 50px; }
  .section-label { margin-bottom: 23px; padding-top: 18px; flex-wrap: wrap; gap: 6px; }
  .section-label > span:last-child { font-size: 8px; }
  .field-feature { grid-template-columns: 1fr; min-height: 0; }
  .feature-copy { padding: 30px 28px 32px; }
  .feature-eyebrow { font-size: 9px; margin-bottom: 25px; }
  .feature-copy h2 { font-size: clamp(42px, 10.5vw, 68px); }
  .feature-copy p { font-size: 16px; max-width: 370px; margin-bottom: 25px; }
  .feature-art { display: none; }
  .feature-action { font-size: 14px; }
  .reading-header { margin-top: 34px; align-items: flex-start; flex-direction: column; gap: 7px; margin-bottom: 20px; }
  .reading-header h3 { font-size: 24px; }
  .reading-header p { font-size: 13px; }
  .reading-grid { grid-template-columns: 1fr; gap: 24px; }
  .reading-link { grid-row: auto; grid-template-rows: auto; row-gap: 12px; padding-top: 21px; }
  .reading-link h4 { font-size: 28px; margin: 0; max-width: 510px; }
  .reading-link p { font-size: 18px; margin: 0; text-wrap: pretty; }
  .read-article { margin-top: 0; }
  .articles-more { flex-direction: column; align-items: stretch; gap: 10px; margin-top: 24px; }
  .articles-more p { font-size: 13px; }
  .articles-more .inline-link { font-size: 13px; }
  .documents-section { padding-bottom: 50px; }
  .documents-heading { grid-template-columns: 1fr; gap: 23px; padding-block: 10px 29px; }
  .documents-heading h2 { font-size: clamp(38px, 8.8vw, 56px); }
  .documents-heading p { font-size: 16px; max-width: 480px; }
  .document-row { grid-template-columns: 22px minmax(0, 1fr) 24px; gap: 14px; padding: 26px 0; }
  .document-index { grid-row: 1 / 3; font-size: 10px; }
  .document-name h3, .document-overview .document-name h3 { font-size: 28px; }
  .document-category { font-size: 9px; margin-bottom: 9px; }
  .document-row p { grid-column: 2; font-size: 15px; }
  .document-arrow { grid-column: 3; grid-row: 1 / 3; font-size: 27px; align-self: center; }
  .library-conversation { padding-block: 37px 40px; }
  .conversation-grid { grid-template-columns: 1fr; gap: 23px; margin-top: 23px; }
  .conversation-grid h2 { font-size: clamp(35px, 8vw, 49px); }
  .conversation-grid p { font-size: 16px; margin-bottom: 20px; }
  .rai-link { width: 100%; }
  .library-footer { gap: 18px; padding-block: 26px; }
  .library-footer .brand span { font-size: 15px; }
  .library-footer .brand img { width: 26px; height: 26px; }
  .library-footer .inline-link { font-size: 11px; gap: 12px; }
}
@media (max-width: 360px) {
  :root { --gutter: 20px; }
  .library-header { gap: 13px; }
  .library-header nav { gap: 13px; }
  .library-header .brand span { font-size: 16px; }
  .library-header .brand img { width: 26px; height: 26px; }
  .library-header nav a { font-size: 9px; }
  .feature-copy { padding-inline: 23px; }
  .library-footer .inline-link { width: 100%; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}