:root {
  color-scheme: light;
  --ink: #102b37;
  --muted: #53666d;
  --accent: #087d91;
  --line: #d3dfe3;
  --white: #fff;
  --surface: #f4f8f9;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--ink);
  background: var(--white);
  font-synthesis: none;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 2rem; }
body { margin: 0; }
a { color: inherit; text-decoration: none; }
a:focus-visible { outline: 3px solid var(--accent); outline-offset: 7px; border-radius: 2px; }
p, h1, h2, h3 { margin: 0; }
.wrap { width: min(1200px, calc(100% - 112px)); margin-inline: auto; }
.skip-link { position: absolute; left: 24px; top: -100px; z-index: 2; background: var(--ink); color: white; padding: 16px 24px; }
.skip-link:focus { top: 16px; }
.site-header { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 36px; }
.wordmark { font-size: 1.85rem; font-weight: 800; letter-spacing: -.065em; line-height: 1; }
.brand-stop { color: var(--accent); }
nav { display: flex; align-items: center; gap: 36px; font-size: .9375rem; }
nav a { padding-block: 12px; }
nav a:hover { color: var(--accent); }
.nav-contact { font-weight: 700; }
.nav-contact span { margin-left: 10px; }
.hero { padding-top: 83px; padding-bottom: 0; }
.eyebrow { font-size: .875rem; letter-spacing: .15em; text-transform: uppercase; font-weight: 700; color: var(--muted); margin-bottom: 31px; }
h1 { font-size: clamp(3.5rem, 7.8vw, 7rem); line-height: 1.025; font-weight: 500; letter-spacing: -.065em; }
h1 span { color: var(--accent); }
.hero-bottom { display: flex; justify-content: space-between; align-items: end; gap: 64px; padding-top: 47px; padding-bottom: 68px; }
.hero-description { max-width: 550px; font-size: 1.25rem; line-height: 1.6; color: var(--muted); }
.text-link { display: inline-flex; align-items: center; justify-content: space-between; flex-shrink: 0; gap: 45px; font-size: .9375rem; font-weight: 700; padding-block: 14px; border-bottom: 1px solid var(--ink); }
.text-link:hover { color: var(--accent); border-color: var(--accent); }
.hero-rule { height: 1px; background: var(--line); }
.section-grid { display: grid; grid-template-columns: 1fr 2.05fr; gap: 80px; padding-block: 96px; }
.section-label { display: flex; align-items: baseline; gap: 16px; }
.section-label h2 { font-size: .9375rem; line-height: 1.5; font-weight: 600; }
.section-number { color: var(--accent); font-size: .8125rem; font-variant-numeric: tabular-nums; }
.large-copy { font-size: clamp(1.8rem, 2.65vw, 2.5rem); line-height: 1.28; letter-spacing: -.035em; max-width: 690px; }
.body-columns { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 35px; }
.body-columns p, .focus-item p { font-size: 1rem; line-height: 1.75; color: var(--muted); }
.focus { padding-block: 58px 68px; background: var(--ink); color: var(--white); }
.focus-heading { display: flex; justify-content: space-between; align-items: baseline; gap: 30px; }
.focus-heading > p { font-size: .9375rem; color: #c1d2d9; }
.focus .section-number { color: #6bcbd7; }
.focus-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 42px; margin-top: 50px; }
.focus-item { border-top: 1px solid #43606d; padding-top: 25px; }
.focus-index { display: block; margin-bottom: 35px; font-size: .8125rem; color: #92b8c3; }
.focus-item h3 { font-size: 1.6rem; font-weight: 500; letter-spacing: -.025em; margin-bottom: 15px; }
.focus-item p { max-width: 290px; color: #c9d8dd; }
.tools { background: var(--surface); padding-block: 78px 65px; }
.tools-intro { display: grid; grid-template-columns: 1.2fr 1fr; align-items: end; gap: 64px; margin-top: 36px; }
.tools-intro > p:last-child { max-width: 440px; font-size: 1rem; line-height: 1.75; color: var(--muted); }
.tool-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 36px; margin-top: 44px; }
.tool { display: flex; flex-direction: column; align-items: start; padding-top: 24px; border-top: 1px solid #b9cbd2; }
.tool-format { color: var(--accent); font-size: .8125rem; font-weight: 700; margin-bottom: 18px; }
.tool h3 { font-size: 1.45rem; font-weight: 500; letter-spacing: -.025em; margin-bottom: 15px; }
.tool > p:not(.tool-format) { color: var(--muted); font-size: 1rem; line-height: 1.7; margin-bottom: 27px; }
.tool-link { margin-top: auto; display: inline-flex; gap: 20px; align-items: center; padding-block: 10px; font-size: .875rem; font-weight: 600; color: var(--accent); border-bottom: 1px solid #b9cbd2; }
.tool-link:hover { color: var(--ink); border-color: var(--ink); }
.paper-reference { margin-top: 52px; padding-top: 24px; border-top: 1px solid var(--line); }
.paper-label { color: var(--ink); font-size: .875rem; font-weight: 600; margin-bottom: 12px; }
.paper-label span { color: var(--muted); margin-left: 16px; font-weight: 400; }
.paper-reference > a { display: inline; font-size: 1rem; line-height: 1.7; color: var(--accent); text-decoration: underline; text-decoration-thickness: 1px; text-underline-offset: 4px; }
.paper-reference > a:hover { color: var(--ink); }
.founders { padding-block: 80px; border-bottom: 1px solid var(--line); }
.founder-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 42px; margin-top: 38px; }
.founder { border-top: 1px solid var(--line); padding-top: 27px; }
.founder h3 { font-size: 1.6rem; font-weight: 500; letter-spacing: -.03em; }
.founder > p { font-size: .9375rem; color: var(--muted); line-height: 1.6; margin-top: 10px; }
.profile-links { display: flex; flex-wrap: wrap; gap: 24px; margin-top: 23px; }
.profile-links a { display: inline-flex; gap: 8px; align-items: center; font-size: .875rem; font-weight: 600; color: var(--accent); padding-block: 8px; border-bottom: 1px solid var(--line); }
.profile-links a:hover { color: var(--ink); border-color: var(--ink); }
.contact { padding-block: 105px 112px; }
.contact-copy { font-size: 1rem; line-height: 1.65; margin-top: 20px; color: var(--muted); }
.email-link { display: inline-flex; align-items: center; gap: 42px; font-size: clamp(1.25rem, 2.4vw, 1.8rem); font-weight: 500; letter-spacing: -.025em; padding-block: 13px; margin-top: 20px; border-bottom: 1px solid var(--accent); color: var(--accent); }
.email-link:hover { color: var(--ink); border-color: var(--ink); }
.site-footer { border-top: 1px solid var(--line); padding-block: 35px 26px; }
.footer-top, .footer-bottom { display: flex; align-items: center; justify-content: space-between; gap: 32px; }
.footer-top .wordmark { font-size: 1.5rem; }
.footer-top > p { font-size: .875rem; color: var(--muted); }
.footer-bottom { margin-top: 36px; font-size: .8125rem; line-height: 1.65; color: var(--muted); }
@media (min-width: 1600px) { .hero { padding-top: 115px; } }
@media (max-width: 900px) {
  .wrap { width: calc(100% - 64px); }
  .hero { padding-top: 60px; }
  .hero-bottom { gap: 40px; }
  .hero-description { font-size: 1.125rem; }
  .section-grid { grid-template-columns: 1fr; gap: 28px; padding-block: 65px; }
  .large-copy { max-width: 720px; }
  .focus-grid { gap: 28px; }
  .focus-item h3 { font-size: 1.35rem; }
}
@media (max-width: 600px) {
  .wrap { width: calc(100% - 40px); }
  .site-header { padding-block: 25px; gap: 20px; }
  .wordmark { font-size: 1.5rem; }
  nav { gap: 20px; font-size: .875rem; }
  nav a:nth-child(1) { display: none; }
  nav a:nth-child(3) { display: none; }
  .nav-contact span { margin-left: 3px; }
  .hero { padding-top: 48px; }
  .eyebrow { font-size: .75rem; letter-spacing: .11em; margin-bottom: 25px; }
  h1 { font-size: clamp(2.65rem, 10vw, 3.75rem); line-height: 1.08; letter-spacing: -.055em; }
  .hero-bottom { display: block; padding-top: 27px; padding-bottom: 43px; }
  .hero-description { font-size: 1.0625rem; line-height: 1.7; }
  .text-link { margin-top: 22px; gap: 40px; }
  .section-grid { padding-block: 48px; }
  .body-columns { grid-template-columns: 1fr; gap: 18px; margin-top: 25px; }
  .large-copy { font-size: 1.8rem; }
  .focus { padding-block: 42px 46px; }
  .focus-heading { display: block; }
  .focus-heading > p { margin-top: 18px; }
  .focus-grid { grid-template-columns: 1fr; gap: 30px; margin-top: 32px; }
  .focus-item { padding-top: 22px; }
  .focus-index { margin-bottom: 13px; }
  .focus-item h3 { font-size: 1.5rem; margin-bottom: 9px; }
  .focus-item p { max-width: 100%; }
  .tools { padding-block: 48px; }
  .tools-intro { grid-template-columns: 1fr; gap: 22px; margin-top: 26px; }
  .tool-grid { grid-template-columns: 1fr; gap: 32px; margin-top: 32px; }
  .tool > p:not(.tool-format) { margin-bottom: 15px; }
  .paper-reference { margin-top: 38px; }
  .paper-label span { display: block; margin: 8px 0 0; }
  .founders { padding-block: 48px; }
  .founder-grid { grid-template-columns: 1fr; gap: 30px; margin-top: 28px; }
  .founder { padding-top: 22px; }
  .profile-links { margin-top: 13px; }
  .contact { padding-block: 51px 64px; }
  .email-link { gap: 22px; }
  .footer-top { gap: 20px; }
  .footer-top > p { font-size: .8125rem; }
  .footer-bottom { display: block; margin-top: 26px; }
  .footer-bottom p + p { margin-top: 8px; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }