@font-face{font-family:Instrument;src:url('fonts/instrument-sans.ttf') format('truetype');font-weight:400 700;font-style:normal;font-display:swap}
:root{--paper:#f5f5f0;--ink:#162019;--accent:#2536dc;--on-accent:#fff;--line:#c9cdc7;--muted:#4c5650;--gutter:clamp(22px,4.5vw,80px);color-scheme:light}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:28px}
body{margin:0;background:var(--paper);color:var(--ink);font:17px/1.6 Instrument,Arial,sans-serif;-webkit-font-smoothing:antialiased}
body.gr3ylabs{--accent:#d7f347;--on-accent:#182016;--paper:#f4f5ed;--ink:#182016;--muted:#4b5444;--line:#c8cdbd}
body.gr3y-io{--accent:#b8e3ff;--on-accent:#102d43;--paper:#fafbf7;--ink:#102d43;--muted:#456074;--line:#c6d4de}
a{color:inherit;text-decoration:none;text-underline-offset:5px}
a:hover{text-decoration:underline}
button{font:inherit;color:inherit;cursor:pointer}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid currentColor;outline-offset:6px}
::selection{background:var(--ink);color:var(--paper)}
svg{width:24px;height:24px;flex-shrink:0}
h1,h2,h3,p{margin:0}
h1,h2,h3,.brand,.footer-wordmark{font-family:Instrument,Arial,sans-serif}
h1,h2,h3{font-weight:600;letter-spacing:-.04em;line-height:1.04}
h1{font-size:clamp(3.5rem,7.5vw,6rem);text-wrap:balance;max-width:1150px}
h2{font-size:clamp(2.4rem,4.8vw,4.5rem);text-wrap:balance}
h3{font-size:clamp(1.5rem,2.5vw,2.4rem);letter-spacing:-.025em}
p{max-width:65ch}
em{font-style:normal}
.skip{position:absolute;left:20px;top:-100px;padding:12px 20px;background:var(--ink);color:var(--paper);z-index:20}
.skip:focus{top:16px}
.site-header{min-height:98px;padding:20px var(--gutter);display:flex;align-items:center;gap:40px;background:var(--accent);color:var(--on-accent);border-bottom:1px solid currentColor}
.brand{font-size:32px;letter-spacing:-1.4px;line-height:1;white-space:nowrap;font-weight:800}
.brand span{font-weight:500}
.brand:hover{text-decoration:none}
.site-purpose{font-size:13px;margin-left:auto}
.site-header nav{display:flex;gap:28px;margin-left:auto;font-size:14px}
.site-header nav a{display:inline-flex;align-items:center;min-height:44px}
.menu-button{display:none}
.hero{padding:70px var(--gutter) 0;background:var(--accent);color:var(--on-accent)}
.hero-capital{min-height:720px;display:flex;flex-direction:column;justify-content:space-between}
.hero-heading{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(240px,.7fr);gap:60px;align-items:end}
.hero-capital h1{max-width:900px}
.hero-capital em{display:block;color:#d4dcff}
.hero-copy{padding-bottom:6px}
.hero-copy p{font-size:18px;line-height:1.65;max-width:340px}
.button{display:inline-flex;justify-content:space-between;align-items:center;gap:38px;min-height:58px;padding:15px 22px;background:var(--ink);color:var(--paper);font-size:14px;font-weight:600;border:1px solid transparent;transition:background .2s,color .2s}
.button:hover{text-decoration:none;background:var(--paper);color:var(--ink);border-color:var(--ink)}
.hero .button{margin-top:30px;background:var(--on-accent);color:var(--accent)}
.hero .button:hover{background:transparent;color:var(--on-accent);border-color:currentColor}
.hero-bottom{display:flex;gap:30px;align-items:center;border-top:1px solid #ffffff60;padding:20px 0;margin-top:70px;font-size:14px}
.hero-bottom>span:nth-child(2){margin-left:auto}
.scroll-link{width:48px;height:48px;border:1px solid #ffffff80;border-radius:50%;display:grid;place-items:center;margin-left:25px}
.scroll-link svg{transform:rotate(90deg)}
.section-pad{padding:100px var(--gutter)}
.section-intro{display:grid;grid-template-columns:1.5fr 1fr;gap:80px;align-items:end;margin-bottom:70px}
.section-intro>p{max-width:430px;color:var(--muted)}
.focus-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:45px}
.focus-columns article{padding-top:24px;border-top:2px solid var(--ink)}
.focus-columns h3{margin-bottom:22px}
.focus-columns p{color:var(--muted);font-size:16px;max-width:33ch}
.development{display:grid;grid-template-columns:1fr 1fr;gap:100px;background:#e1e7ff;--ink:#1524a8;--muted:#333f82;color:var(--ink)}
.status{display:inline-block;font-size:12px;font-weight:600;line-height:1.5;padding:6px 10px;border:1px solid currentColor;border-radius:4px}
.development .status{margin-bottom:35px}
.development-story>p{max-width:46ch}
.word-study{margin-top:50px;border-top:1px solid #a7b3f3;padding-top:25px;font-family:Instrument,Arial,sans-serif}
.word-study>span{font-size:20px}
.word-study strong{display:block;font-size:clamp(3rem,5vw,5.5rem);line-height:1.02;letter-spacing:-.04em;font-weight:600;margin:14px 0 30px}
.small-copy{font-size:13px;line-height:1.6}
.company-section>h2{max-width:920px;margin-bottom:55px}
.company-directory{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.company-directory>a{padding:38px;min-height:380px;background:#d7f347;color:#182016;display:flex;flex-direction:column;transition:background .2s}
.company-directory>a:hover{text-decoration:none;background:#c9e539}
.company-directory>a:nth-child(2){background:#b8e3ff;color:#102d43}
.company-directory>a:nth-child(2):hover{background:#a1d9fc}
.company-directory>a>span{font-size:14px}
.company-directory h3{font-size:clamp(2.5rem,4vw,3.8rem);margin-top:28px;max-width:15ch}
.directory-bottom{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:30px}
.directory-bottom b{font-family:Instrument,Arial,sans-serif;font-size:26px}
.directory-bottom svg{width:40px;height:40px}
.closing{background:var(--ink);color:var(--paper);display:grid;grid-template-columns:1fr auto;gap:40px;align-items:end}
.closing .button{background:var(--accent);color:var(--on-accent)}
.closing .button:hover{background:var(--paper);color:var(--ink);border-color:var(--paper)}
.closing .small-copy{grid-column:1/-1;max-width:75ch;color:#d3d8d2}
.site-footer{padding:65px var(--gutter) 25px;background:var(--paper)}
.footer-top{display:flex;gap:50px;align-items:flex-start;justify-content:space-between}
.footer-top>p{font-size:24px;line-height:1.3;letter-spacing:-.5px}
.family-links{display:flex;gap:35px}
.family-link,.text-link{display:inline-flex;align-items:center;justify-content:space-between;gap:22px;min-height:44px;font-size:14px}
.family-link svg,.text-link svg{width:19px;height:19px}
.footer-wordmark{display:block;font-size:clamp(4rem,17.5vw,17rem);font-weight:700;letter-spacing:-.04em;line-height:1.1;margin:55px 0 35px;white-space:nowrap;max-width:100%}
.footer-wordmark span{font-weight:400}
.footer-wordmark:hover{text-decoration:none;color:var(--accent)}
.gr3y-io .footer-wordmark:hover{color:#367ba9}
.footer-bottom{display:flex;gap:24px;align-items:center;justify-content:space-between;border-top:1px solid var(--line);padding-top:18px;font-size:12px;color:var(--muted)}
.hero-labs{min-height:690px;padding-top:60px}
.hero-labs h1{font-size:clamp(3.5rem,8vw,6rem);line-height:1.02;max-width:1000px}
.hero-labs em{display:block}
.labs-hero-bottom{display:grid;grid-template-columns:minmax(230px,410px) auto 1fr;gap:65px;align-items:center;padding:55px 0 45px}
.labs-hero-bottom>p{font-size:18px}
.labs-hero-bottom .button{margin-top:0;background:var(--ink);color:var(--accent)}
.labs-hero-bottom .button:hover{background:transparent;color:var(--ink);border-color:var(--ink)}
.lab-symbol{font-family:Instrument,Arial,sans-serif;font-size:180px;line-height:.8;justify-self:end;margin-right:20px;transform:rotate(-15deg)}
.projects-section{padding-bottom:70px}
.project{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;padding:45px 0;border-top:1px solid var(--line);position:relative}
.project:last-child{border-bottom:1px solid var(--line)}
.project:hover{text-decoration:none}
.project h3{font-size:clamp(2rem,4vw,3.5rem);margin-bottom:20px;transition:color .2s}
.project:hover h3{color:#587209}
.project-description{display:flex;align-items:center;gap:50px;color:var(--muted)}
.project-description p{max-width:42ch}
.project-description svg{width:38px;height:38px;color:var(--ink)}
.project .status{max-width:100%}
.gr3ylabs .approach-section{background:var(--accent)}
.principles{display:grid;grid-template-columns:repeat(3,1fr);gap:45px;margin-top:70px}
.principles article{padding-top:25px;border-top:1px solid currentColor}
.principles h3{font-size:26px;margin-bottom:18px}
.principles p{font-size:16px;max-width:35ch}
.hero-io{padding-bottom:30px}
.io-title{display:grid;grid-template-columns:1.7fr .65fr;gap:50px;align-items:end}
.io-title h1{font-size:clamp(3.3rem,6.8vw,6rem);max-width:1000px}
.io-title h1 em{font-size:1em;color:#235a80;text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:10px}
.io-hero-note{max-width:350px;padding-bottom:8px}
.io-hero-note p{font-size:17px}
.io-hero-note .button{background:var(--ink);color:var(--accent)}
.io-hero-note .button:hover{background:transparent;color:var(--ink);border-color:var(--ink)}
.io-statement{display:flex;justify-content:space-between;gap:24px;margin-top:80px;padding-top:22px;border-top:1px solid #709bb9;font-size:18px}
.support-topics{border-top:1px solid var(--ink)}
details{border-bottom:1px solid var(--line)}
summary{display:flex;justify-content:space-between;align-items:center;gap:30px;cursor:pointer;list-style:none;min-height:80px;padding:25px 0;font-size:22px;line-height:1.3}
summary::-webkit-details-marker{display:none}
.support-topics summary{font-family:Instrument,Arial,sans-serif;font-size:clamp(1.6rem,3vw,2.8rem);padding:34px 0}
.disclosure{position:relative;display:block;width:24px;height:24px;flex-shrink:0}
.disclosure:before,.disclosure:after{content:'';position:absolute;left:2px;right:2px;top:11px;height:2px;background:currentColor}
.disclosure:after{transform:rotate(90deg);transition:transform .15s}
details[open] .disclosure:after{transform:rotate(0)}
.topic-body{padding-bottom:35px;max-width:700px;color:var(--muted)}
.gr3y-io .approach-section{background:var(--ink);color:var(--paper)}
.approach-description{max-width:54ch;margin-top:30px;color:#c1d1dd}
.gr3y-io .principles p{color:#c1d1dd}
.questions-section{display:grid;grid-template-columns:1fr 1.3fr;gap:80px}
.questions-section h2{max-width:10ch}
.questions-list details>p{padding:0 0 30px;color:var(--muted);font-size:16px}
.questions-list details>p a{text-decoration:underline}
.gr3y-io .closing{background:var(--accent);color:var(--ink)}
.gr3y-io .closing .button{background:var(--ink);color:var(--paper)}
@media(min-width:1600px){.hero-capital{min-height:760px}.hero-heading{grid-template-columns:1.5fr 1fr}.hero-copy{max-width:440px;justify-self:end}.hero-copy p{max-width:none}}
@media(max-width:1100px){.site-purpose{display:none}.hero-heading,.io-title{grid-template-columns:1.6fr .8fr;gap:35px}.hero-capital{min-height:650px}.hero-copy p{font-size:16px}.labs-hero-bottom{gap:30px}.lab-symbol{font-size:140px;margin-right:0}.development{gap:50px}.questions-section{gap:40px}.family-links{gap:18px}.family-link{gap:12px}}
@media(max-width:760px){
  .site-header{min-height:82px;padding-block:18px;flex-wrap:wrap;gap:15px}.brand{font-size:28px}
  .menu-button{display:block;margin-left:auto;border:1px solid currentColor;background:transparent;min-height:44px;padding:8px 17px;font-size:13px}
  .site-header nav{display:none;flex-direction:column;gap:0;width:100%;padding-top:10px;margin:0}.site-header nav.open{display:flex}.site-header nav a{border-top:1px solid currentColor;padding:12px 0}
  .hero{padding-top:42px}.hero-capital{min-height:auto}.hero-heading,.io-title{grid-template-columns:1fr;gap:35px}
  h1{font-size:clamp(3.15rem,10.8vw,5rem)}.hero-capital h1{max-width:15ch}.hero-capital h1 em{display:inline}.hero-capital h1>br{display:none}
  .hero-copy p{font-size:17px;max-width:42ch}.hero-bottom{margin-top:50px;padding:18px 0;font-size:12px;gap:12px}.hero-bottom>span:nth-child(2){display:none}.scroll-link{margin-left:auto;flex-shrink:0}
  .section-pad{padding:64px var(--gutter)}.section-intro{grid-template-columns:1fr;gap:25px;margin-bottom:40px}.section-intro>p{font-size:16px}
  .focus-columns{grid-template-columns:1fr;gap:30px}.focus-columns h3{font-size:28px;margin-bottom:12px}.focus-columns p{max-width:50ch}
  .development{grid-template-columns:1fr;gap:35px}.development .status{margin-bottom:25px}.word-study{margin-top:35px}.word-study strong{font-size:clamp(3rem,11vw,5rem)}
  .company-directory{grid-template-columns:1fr;gap:18px}.company-directory>a{padding:28px;min-height:330px}.company-directory h3{font-size:43px}
  .closing{grid-template-columns:1fr;gap:30px}.closing .button{justify-self:start}.closing h2{max-width:16ch}
  .site-footer{padding-top:45px}.footer-top{flex-direction:column;gap:25px}.footer-top>p{font-size:22px}.family-links{flex-direction:column;gap:0;width:100%}.family-link{border-bottom:1px solid var(--line);padding:8px 0;min-height:50px}
  .footer-wordmark{font-size:16vw;margin:35px 0 25px}.footer-bottom{flex-wrap:wrap;gap:8px 20px}.footer-bottom>span:nth-child(2){display:none}.footer-bottom .text-link{margin-left:auto}
  .hero-labs{min-height:auto;padding-bottom:20px}.hero-labs h1{font-size:clamp(3.2rem,11.5vw,5rem)}.labs-hero-bottom{grid-template-columns:1fr auto;gap:28px;padding:35px 0 22px}.labs-hero-bottom>p{grid-column:1/-1;font-size:17px;max-width:40ch}.lab-symbol{font-size:100px;align-self:center}
  .project{grid-template-columns:1fr;gap:22px;padding:32px 0}.project h3{font-size:37px;margin-bottom:16px}.project-description{gap:25px;font-size:16px}.project .status{font-size:12px}
  .principles{grid-template-columns:1fr;gap:30px;margin-top:40px}.principles h3{font-size:25px;margin-bottom:12px}.principles p{max-width:48ch}
  .hero-io .io-title h1{font-size:clamp(3.2rem,11.2vw,5rem);line-height:1.07}.io-title h1>br{display:none}.io-hero-note{max-width:42ch}.io-statement{margin-top:45px;font-size:13px;gap:12px}.io-statement>span:last-child{text-align:right}
  .support-topics summary{font-size:27px;padding:27px 0}.questions-section{grid-template-columns:1fr;gap:35px}.questions-section h2{max-width:16ch}.questions-list summary{font-size:19px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.button,.project h3,.disclosure:after{transition:none}}

/* Refined family typography: calmer weights and natural spacing. */
body { font-weight: 400; line-height: 1.65; }
h1, h2, h3 { font-family: Instrument, Arial, sans-serif; font-weight: 500; letter-spacing: -.025em; line-height: 1.12; }
h2 { font-size: clamp(2.25rem, 4.4vw, 4rem); }
h3 { letter-spacing: -.015em; }
p { text-wrap: pretty; }
.brand { font-weight: 600; letter-spacing: -.9px; }
.brand span { font-weight: 400; }
.site-header nav { font-weight: 450; }
.button { font-weight: 550; }
.footer-wordmark { font-weight: 500; letter-spacing: -.035em; }
.footer-wordmark span { font-weight: 400; }
.word-study strong { font-weight: 500; letter-spacing: -.025em; }