@font-face {
  font-family: "Source Serif 4";
  src: url("/fonts/SourceSerif4Display-Regular.otf.woff2") format("woff2");
  font-style: normal;
  font-weight: 400;
  font-display: swap;
}
:root {
  color-scheme: light;
  --paper: #ffffff;
  --ivory: #f5f3ee;
  --ink: #142334;
  --muted: #4f5b66;
  --line: #d5d8d6;
  --accent: #536a70;
  --serif: "Source Serif 4", Georgia, "Times New Roman", serif;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--paper);
  color: var(--ink);
  scroll-behavior: smooth;
  scroll-padding-top: 124px;
}
* { box-sizing: border-box; }
body { margin: 0; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3, .identity { font-family: var(--serif); font-weight: 400; }
h1, h2 { text-wrap: balance; }
a:focus-visible { outline: 3px solid #347b90; outline-offset: 5px; }
section, article { scroll-margin-top: 0; }
.shell { width: calc(100% - 112px); max-width: 1280px; margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 10; background: var(--paper); border-bottom: 1px solid var(--line); }
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; min-height: 100px; }
.identity { font-size: 29px; letter-spacing: -0.8px; text-decoration: none; line-height: 1.2; white-space: nowrap; }
.site-header nav { display: flex; gap: 34px; align-items: center; }
.site-header nav a { position: relative; min-height: 44px; display: inline-flex; align-items: center; gap: 14px; font-size: 14px; text-decoration: none; }
.site-header nav a::after { content: ""; position: absolute; bottom: 5px; left: 0; width: 100%; height: 1px; background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform 160ms ease; }
.site-header nav a:hover::after, .site-header nav a:focus-visible::after { transform: scaleX(1); }
body:has(#expertise:target, #agentic-engineering:target, #ai-ml:target, #data:target, #physical-ai:target) nav a[href="#expertise"]::after,
body:has(#approach:target) nav a[href="#approach"]::after,
body:has(#contact:target) nav a[href="#contact"]::after { transform: scaleX(1); }
.skip-link { position: fixed; left: 24px; top: -120px; padding: 16px 20px; background: var(--ink); color: white; z-index: 20; }
.skip-link:focus { top: 16px; }
main:focus { outline: none; }
.eyebrow { font-size: 11px; line-height: 1.65; text-transform: uppercase; letter-spacing: 1.75px; font-weight: 600; }
.hero { background: var(--ivory); border-bottom: 1px solid var(--line); }
.hero-layout { display: grid; grid-template-columns: 1.8fr 1fr; align-items: center; gap: 80px; padding-block: 96px 104px; }
.hero-copy .eyebrow { margin-bottom: 30px; color: var(--muted); }
h1 { font-size: clamp(64px, 7.2vw, 104px); letter-spacing: -0.045em; line-height: 1.01; }
h1 em { font-style: normal; color: var(--accent); }
.description { font-size: 18px; line-height: 1.7; max-width: 570px; color: var(--muted); margin-top: 32px; }
.hero-actions { display: flex; align-items: center; gap: 32px; flex-wrap: wrap; margin-top: 34px; }
.button { display: inline-flex; align-items: center; justify-content: space-between; gap: 48px; min-height: 54px; padding: 16px 22px; background: var(--ink); color: white; font-size: 14px; line-height: 1.5; text-decoration: none; transition: background 160ms ease; }
.button:hover { background: #30475d; }
.button span, .text-link span { font-size: 18px; font-weight: 400; }
.text-link { display: inline-flex; align-items: center; gap: 28px; min-height: 48px; padding-block: 10px; border-bottom: 1px solid currentColor; font-size: 14px; line-height: 1.5; text-decoration: none; }
.text-link:hover { color: #27647a; }
.expertise-index { align-self: center; border-top: 1px solid var(--ink); }
.expertise-index > .eyebrow { padding-block: 20px 18px; color: var(--muted); }
.expertise-index a { display: grid; grid-template-columns: 28px 1fr 18px; align-items: center; column-gap: 12px; min-height: 74px; border-top: 1px solid var(--line); padding-block: 15px; text-decoration: none; font-family: var(--serif); font-size: 25px; line-height: 1.25; }
.index-number { font-family: Arial, sans-serif; font-size: 10px; color: var(--muted); align-self: center; }
.index-arrow { font-family: Arial, sans-serif; font-size: 17px; transition: transform 160ms ease; }
.expertise-index a:hover { color: #27647a; }
.expertise-index a:hover .index-arrow { transform: translate(2px, -2px); }
.section-space { padding-block: 96px; }
.section-intro { display: grid; grid-template-columns: 1.5fr 1fr; align-items: end; gap: 100px; margin-bottom: 64px; }
.section-intro .eyebrow { margin-bottom: 24px; }
h2 { font-size: clamp(40px, 4vw, 56px); letter-spacing: -0.032em; line-height: 1.12; }
.section-intro > p { max-width: 430px; font-size: 17px; line-height: 1.8; color: var(--muted); padding-bottom: 4px; }
.expertise-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 48px 80px; }
.expertise-item { border-top: 1px solid var(--ink); padding-top: 28px; }
.expertise-heading { display: flex; align-items: baseline; gap: 22px; margin-bottom: 20px; }
.item-number { font-size: 11px; color: var(--muted); font-variant-numeric: tabular-nums; }
.expertise-item h3 { font-size: 35px; line-height: 1.2; letter-spacing: -0.65px; }
.expertise-item > p { font-size: 16px; line-height: 1.8; color: var(--muted); max-width: 510px; margin-left: 35px; }
.scope { list-style: none; display: flex; gap: 8px 16px; flex-wrap: wrap; padding: 0; margin: 24px 0 0 35px; }
.scope li { font-size: 12px; line-height: 1.6; padding-left: 10px; position: relative; }
.scope li::before { content: ""; position: absolute; left: 0; top: 8px; width: 3px; height: 3px; background: var(--accent); }
.approach { background: var(--ink); color: white; }
.approach .eyebrow { color: #bfccd2; }
.approach .section-intro > p { color: #d3dce2; }
.approach-steps { list-style: none; display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; padding: 0; margin: 0; }
.approach-steps li { border-top: 1px solid #637482; padding-top: 22px; }
.step-number { display: block; color: #bfccd2; font-size: 11px; line-height: 1.6; margin-bottom: 25px; }
.approach-steps h3 { font-size: 28px; line-height: 1.3; margin-bottom: 16px; }
.approach-steps p { font-size: 15px; line-height: 1.8; color: #d3dce2; max-width: 330px; }
.contact-section { background: var(--ivory); border-bottom: 1px solid var(--line); }
.contact-layout { display: grid; grid-template-columns: 1.5fr 1fr; align-items: center; gap: 100px; }
.contact-section .eyebrow { margin-bottom: 24px; color: var(--muted); }
.contact-section p:not(.eyebrow) { max-width: 460px; font-size: 17px; line-height: 1.8; color: var(--muted); margin-top: 26px; }
.contact { display: flex; flex-direction: column; align-items: flex-start; gap: 20px; padding-left: 36px; border-left: 1px solid var(--line); }
.contact-email { display: flex; align-items: center; gap: 32px; min-height: 48px; font-family: var(--serif); font-size: 34px; letter-spacing: -0.7px; text-decoration: none; }
.contact-email span { font: 21px Arial, sans-serif; }
.contact-email:hover { color: #27647a; }
.site-footer { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 36px; }
.site-footer .identity { font-size: 25px; }
.site-footer > div { display: flex; align-items: center; gap: 32px; }
.site-footer p { font-size: 11px; line-height: 1.7; color: var(--muted); }
.back-top { display: inline-flex; align-items: center; gap: 12px; min-height: 44px; font-size: 12px; text-decoration: none; }
.back-top:hover { text-decoration: underline; text-underline-offset: 4px; }
.error-page { min-height: 100svh; display: flex; flex-direction: column; }
.error-main { flex: 1; padding-block: 80px; }
.error-main h1 { font-size: clamp(44px, 6vw, 80px); }
.error-main .description { margin-bottom: 30px; }
@media (max-width: 1100px) {
  .shell { width: calc(100% - 80px); }
  .hero-layout { gap: 48px; grid-template-columns: 1.6fr 1fr; padding-block: 76px 84px; }
  h1 { font-size: 76px; }
  .expertise-index a { font-size: 22px; }
  .section-intro, .contact-layout { gap: 64px; }
  .expertise-grid { column-gap: 48px; }
  .contact { padding-left: 24px; }
  .contact-email { font-size: 29px; gap: 22px; }
  .site-footer > div { gap: 20px; }
}
@media (max-width: 900px) {
  .hero-layout { grid-template-columns: 1fr; gap: 48px; }
  .hero-copy { max-width: 650px; }
  .expertise-index { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 32px; }
  .expertise-index > .eyebrow { grid-column: 1 / -1; }
  .expertise-index a { min-height: 66px; }
  .section-intro, .contact-layout { grid-template-columns: 1fr; gap: 26px; }
  .section-intro > p { max-width: 540px; }
  .contact { padding: 0; border: 0; }
  .approach-steps { gap: 28px; }
  .site-footer, .site-footer > div { align-items: flex-start; flex-direction: column; gap: 16px; }
  .site-footer > div { flex-direction: row; align-items: center; justify-content: space-between; width: 100%; }
}
@media (max-width: 600px) {
  :root { scroll-padding-top: 130px; }
  .shell { width: calc(100% - 48px); }
  .header-inner { flex-direction: column; align-items: flex-start; min-height: 0; padding-block: 18px 7px; gap: 8px; }
  .identity { font-size: 27px; letter-spacing: -0.65px; }
  .site-header nav { width: 100%; justify-content: space-between; gap: 18px; }
  .site-header nav a { font-size: 12px; min-height: 40px; gap: 8px; }
  .hero-layout { padding-block: 46px 48px; gap: 40px; }
  .hero-copy .eyebrow { font-size: 10px; letter-spacing: 1.4px; margin-bottom: 24px; }
  h1 { font-size: clamp(47px, 13.3vw, 72px); letter-spacing: -0.035em; line-height: 1.03; }
  .description { margin-top: 26px; font-size: 17px; line-height: 1.7; }
  .hero-actions { gap: 16px 24px; margin-top: 26px; }
  .button { padding-inline: 20px; gap: 36px; min-height: 52px; }
  .text-link { gap: 20px; }
  .expertise-index { gap: 0 24px; }
  .expertise-index > .eyebrow { padding-block: 17px 12px; }
  .expertise-index a { font-family: Arial, sans-serif; font-size: 14px; grid-template-columns: 1fr 14px; gap: 8px; min-height: 64px; line-height: 1.5; }
  .index-number { display: none; }
  .index-arrow { font-size: 15px; }
  .section-space { padding-block: 64px; }
  .section-intro { margin-bottom: 40px; gap: 24px; }
  .section-intro .eyebrow, .contact-section .eyebrow { margin-bottom: 20px; }
  h2 { font-size: clamp(35px, 9.5vw, 44px); letter-spacing: -0.025em; }
  .section-intro > p { font-size: 16px; line-height: 1.8; }
  .expertise-grid { grid-template-columns: 1fr; gap: 34px; }
  .expertise-item { padding-top: 22px; }
  .expertise-heading { gap: 18px; margin-bottom: 16px; }
  .expertise-item h3 { font-size: 30px; letter-spacing: -0.5px; }
  .expertise-item > p { margin-left: 0; font-size: 16px; line-height: 1.8; }
  .scope { margin: 20px 0 0; gap: 8px 14px; }
  .scope li { font-size: 12px; }
  .approach-steps { grid-template-columns: 1fr; gap: 30px; }
  .step-number { margin-bottom: 15px; }
  .approach-steps h3 { font-size: 27px; margin-bottom: 12px; }
  .approach-steps p { max-width: none; font-size: 16px; }
  .contact-layout { gap: 32px; }
  .contact-section p:not(.eyebrow) { margin-top: 24px; font-size: 16px; }
  .contact-email { font-size: 32px; }
  .contact { gap: 14px; }
  .site-footer { padding-block: 30px 24px; }
  .site-footer .identity { font-size: 25px; }
  .site-footer > div { gap: 12px; }
  .site-footer p { font-size: 10px; }
  .back-top { font-size: 11px; }
}
@media (prefers-reduced-motion: reduce) {
  :root { scroll-behavior: auto; }
  *, *::before, *::after { transition: none !important; }
}
@media (forced-colors: active) {
  .button { border: 1px solid ButtonText; }
  .scope li::before { background: CanvasText; }
}