@layer reset, base, components, responsive;
@layer reset {
  *, *::before, *::after { box-sizing: border-box; }
  body, h1, h2, h3, p, figure { margin: 0; }
  button, input, textarea { font: inherit; }
  button, a { -webkit-tap-highlight-color: transparent; }
  img, svg { display: block; max-width: 100%; }
}
@layer base {
  :root { --paper: #f8f9fc; --ink: #161b29; --muted: #5e6574; --blue: #2354f4; --line: #dce0e8; --night: #10192c; --mono: 'SFMono-Regular', Consolas, 'Liberation Mono', monospace; color-scheme: light; }
  html { scroll-behavior: smooth; scroll-padding-top: 105px; }
  body { font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; font-size: 1rem; color: var(--ink); background: var(--paper); -webkit-font-smoothing: antialiased; }
  a { color: inherit; text-decoration: none; }
  button { cursor: pointer; }
  ::selection { color: white; background: var(--blue); }
  :focus-visible { outline: 3px solid var(--blue); outline-offset: 5px; }
  h1, h2, h3 { font-weight: 500; }
  h2 { font-size: clamp(2.15rem, 3.2vw, 3.25rem); line-height: 1.12; letter-spacing: -.045em; }
  h3 { font-size: 1.4rem; line-height: 1.3; letter-spacing: -.025em; }
  p { line-height: 1.65; }
  .muted { color: var(--muted); }
}
@layer components {
  .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip-path: inset(50%); white-space: nowrap; border: 0; }
  .skip-link { position: fixed; top: -80px; left: 20px; padding: 12px 18px; z-index: 100; background: var(--blue); color: white; }
  .skip-link:focus { top: 12px; }
  .site-header { max-width: 1600px; margin: auto; min-height: 98px; padding: 0 5%; display: flex; align-items: center; justify-content: space-between; gap: 32px; border-bottom: 1px solid var(--line); }
  .wordmark { display: inline-flex; align-items: center; gap: 10px; font-size: 1.8rem; font-weight: 600; letter-spacing: -.07em; flex-shrink: 0; }
  .brand-mark { width: 26px; height: 30px; color: var(--blue); }
  .wordmark-ai { font-weight: 400; color: var(--muted); }
  .navigation { display: flex; align-items: center; gap: 30px; font-size: .875rem; }
  .navigation a { padding: 12px 0; transition: color .18s; }
  .navigation a:hover, .text-link:hover, .hero-bottom a:hover { color: var(--blue); }
  .navigation .nav-contact { display: flex; gap: 30px; padding: 11px 18px; border: 1px solid #b8becb; border-radius: 3px; }
  .menu-toggle { display: none; }
  .section-shell { max-width: 1600px; padding-left: 5%; padding-right: 5%; margin: auto; }
  .hero { padding-top: 75px; display: grid; grid-template-columns: 1.05fr 1fr; gap: 52px; align-items: center; }
  .eyebrow, .section-label { text-transform: uppercase; font-family: var(--mono); font-size: .8125rem; line-height: 1.6; letter-spacing: .07em; }
  .eyebrow { display: flex; gap: 12px; align-items: center; margin-bottom: 33px; }
  .small-line { width: 20px; height: 2px; background: var(--blue); flex-shrink: 0; }
  h1 { font-size: clamp(3.25rem, 5.9vw, 6rem); line-height: 1.035; letter-spacing: -.064em; margin-left: -4px; }
  h1 > span { color: var(--blue); }
  .hero-description { font-size: clamp(1.06rem, 1.5vw, 1.35rem); margin: 26px 0 30px; color: var(--muted); line-height: 1.55; letter-spacing: -.016em; }
  .button { display: inline-flex; gap: 48px; align-items: center; justify-content: space-between; min-height: 52px; padding: 14px 20px; border: 1px solid transparent; border-radius: 3px; font-size: .9375rem; transition: background .18s, transform .18s; }
  .button-primary { background: var(--blue); color: white; }
  .button-primary:hover { background: #153fca; transform: translateY(-2px); }
  .hero-footnote { font-family: var(--mono); font-size: .75rem; color: var(--muted); margin-top: 22px; }
  .chip-figure { min-width: 0; overflow: hidden; border-radius: 4px; background: var(--night); color: #c3cee3; }
  .chip-figure img { width: 100%; height: auto; aspect-ratio: 4 / 3; object-fit: cover; }
  .chip-figure figcaption { display: flex; justify-content: space-between; gap: 16px; padding: 16px 20px; font-family: var(--mono); font-size: .6875rem; line-height: 1.6; }
  .micro-label { font-family: var(--mono); font-size: .75rem; letter-spacing: .06em; text-transform: uppercase; color: #a8b5ce; }
  .hero-bottom { grid-column: 1 / -1; display: flex; align-items: center; justify-content: space-between; gap: 24px; padding: 16px 0 24px; border-bottom: 1px solid var(--line); color: var(--muted); font-family: var(--mono); font-size: .75rem; }
  .hero-bottom a { display: flex; gap: 25px; }
  .section { padding-top: 100px; padding-bottom: 108px; }
  .section-label { display: flex; align-items: center; gap: 30px; color: var(--muted); margin-bottom: 48px; }
  .section-rule { height: 1px; background: var(--line); flex: 1; }
  .section-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 70px; }
  .prose { max-width: 570px; }
  .prose p { font-size: 1.125rem; color: var(--muted); margin-bottom: 22px; }
  .text-link { display: inline-flex; align-items: center; gap: 32px; min-height: 44px; border-bottom: 1px solid currentColor; font-size: .9375rem; }
  .why-section { background: #eef1f7; border-top: 1px solid var(--line); }
  .alphabet { display: grid; grid-template-columns: repeat(3, 1fr); margin-top: 58px; border-top: 1px solid #cbd2df; border-bottom: 1px solid #cbd2df; }
  .alphabet-cell { padding: 28px 32px 26px; border-right: 1px solid #cbd2df; }
  .alphabet-cell:first-child { padding-left: 0; }
  .alphabet-cell:last-child { border-right: 0; }
  .alphabet-number { display: block; font-size: clamp(5rem, 9.5vw, 10rem); letter-spacing: -.06em; line-height: 1.15; font-weight: 400; }
  .alphabet-cell:nth-child(2) .alphabet-number { color: var(--blue); }
  .alphabet-cell > div { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 20px; }
  .alphabet-label { font-size: .9375rem; }
  .alphabet .micro-label { color: var(--muted); }
  .why-bottom { display: grid; grid-template-columns: 1.05fr 1fr; gap: 70px; margin-top: 32px; }
  .why-bottom > p { max-width: 490px; color: var(--muted); font-size: 1rem; }
  .background-links { display: grid; justify-items: start; gap: 4px; }
  .background-links > span { color: var(--muted); margin-bottom: 4px; }
  .background-links a { font-size: .875rem; padding: 9px 0; border-bottom: 1px solid #aeb7c9; }
  .background-links a:hover { color: var(--blue); }
  .background-links a > span[aria-hidden] { margin-left: 10px; }
  .problem-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 38px; margin-top: 54px; }
  .problem-grid article { border-top: 1px solid var(--line); padding-top: 22px; }
  .problem-number { font-family: var(--mono); font-size: .8125rem; color: var(--blue); }
  .problem-grid h3 { margin: 28px 0 16px; max-width: 290px; }
  .problem-grid p { color: var(--muted); font-size: 1rem; }
  .use-case-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 70px; margin-top: 38px; }
  .use-case-grid article { padding: 30px 0 36px; border-top: 1px solid var(--line); }
  .use-case-label { font-family: var(--mono); font-size: .8125rem; line-height: 1.6; letter-spacing: .06em; text-transform: uppercase; color: var(--blue); }
  .use-case-grid h3 { margin: 20px 0 15px; font-size: 1.6rem; }
  .use-case-grid article > p:not(.use-case-label) { color: var(--muted); font-size: 1rem; max-width: 570px; }
  .use-case-grid .use-case-detail { margin-top: 14px; font-size: .875rem; }
  .applications-note { display: flex; justify-content: space-between; align-items: center; gap: 36px; border-top: 1px solid var(--line); padding-top: 28px; }
  .applications-note p { max-width: 750px; color: var(--muted); font-size: .9375rem; }
  .applications-note .text-link { flex-shrink: 0; }
  .research-section { background: var(--night); color: #f3f6ff; }
  .research-section .section-label { color: #b2bed4; }
  .research-section .section-rule { background: #35425c; }
  .research-intro { display: grid; grid-template-columns: 1.05fr 1fr; gap: 70px; }
  .research-intro .eyebrow { font-size: .75rem; color: #a9bde8; margin-bottom: 22px; }
  .research-intro h2 { font-size: clamp(2.3rem, 4.2vw, 4.25rem); }
  .research-intro .prose p { color: #bac5d9; }
  .research-questions { margin-top: 66px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 38px; }
  .research-questions article { border-top: 1px solid #465570; padding-top: 22px; }
  .question-number { font-family: var(--mono); color: #95b3ff; font-size: .8125rem; }
  .research-questions h3 { margin: 35px 0 14px; }
  .research-questions p { color: #bac5d9; font-size: 1rem; max-width: 300px; }
  .engineering-priorities { margin-top: 56px; padding-top: 25px; border-top: 1px solid #465570; }
  .engineering-priorities ul { list-style: none; padding: 0; margin: 20px 0 0; display: flex; flex-wrap: wrap; gap: 18px 40px; }
  .engineering-priorities li { font-size: clamp(1.1rem, 1.6vw, 1.5rem); }
  .engineering-priorities li::before { content: '+'; color: #95b3ff; margin-right: 12px; }
  .research-note { margin-top: 62px; padding: 24px 28px; border-left: 2px solid #8ba9ff; background: #1a253b; display: grid; grid-template-columns: 1fr 2fr; align-items: start; gap: 32px; }
  .research-note .micro-label { color: #c2cfea; padding-top: 5px; }
  .research-note p { color: #c2cfea; font-size: .9375rem; }
  .company-statement { margin-top: 38px; font-size: 1.25rem; color: var(--muted); }
  .founder-profile { display: grid; grid-template-columns: minmax(0, 360px) minmax(0, 1fr); align-items: center; gap: clamp(36px, 6vw, 96px); margin-top: 70px; padding-top: 56px; border-top: 1px solid var(--line); }
  .founder-portrait { background: #e9edf3; border-radius: 4px; overflow: hidden; }
  .founder-portrait img { width: 100%; height: auto; aspect-ratio: 1; object-fit: cover; }
  .founder-copy { max-width: 610px; }
  .founder-copy .eyebrow { margin-bottom: 20px; color: var(--blue); }
  .founder-copy h3 { font-size: clamp(2.2rem, 3.4vw, 3.4rem); letter-spacing: -.045em; line-height: 1.12; margin-bottom: 24px; }
  .founder-copy p:not(.eyebrow) { font-size: 1.125rem; color: var(--muted); }
  .founder-copy p + p { margin-top: 18px; }
  .founder-copy p a { text-decoration: underline; text-underline-offset: 4px; text-decoration-color: #b8becb; }
  .founder-copy p a:hover { color: var(--blue); text-decoration-color: currentColor; }
  .contact-section { background: var(--blue); color: white; }
  .contact-inner { display: flex; align-items: center; justify-content: space-between; gap: 36px; padding-top: 64px; padding-bottom: 68px; }
  .contact-inner .eyebrow { margin-bottom: 26px; color: #d2dcff; }
  .contact-inner h2 { font-size: clamp(2rem, 3vw, 3rem); }
  .contact-inner p:not(.eyebrow) { margin-top: 20px; color: #dce4ff; font-size: 1rem; }
  .contact-link { font-size: clamp(1.25rem, 2vw, 2rem); white-space: nowrap; display: flex; justify-content: space-between; gap: 40px; border-bottom: 1px solid #8fa9ff; padding: 18px 0; transition: border-color .18s; }
  .contact-link:hover { border-color: white; }
  .contact-section :focus-visible { outline-color: white; }
  .site-footer { display: flex; align-items: center; justify-content: space-between; gap: 22px; padding-top: 40px; padding-bottom: 40px; }
  .site-footer .wordmark { font-size: 1.5rem; }
  .site-footer .brand-mark { width: 22px; }
  .site-footer p, .site-footer > span, .back-top { font-size: .75rem; color: var(--muted); }
  .back-top { padding: 12px 0; }
  .error-page { padding-top: 15vh; padding-bottom: 15vh; }
  .error-page p { margin: 24px 0; color: var(--muted); }
}
@layer responsive {
  @media (min-width: 1600px) { .section-shell, .site-header { padding-left: 80px; padding-right: 80px; } }
  @media (max-width: 1050px) { .navigation { gap: 18px; } .navigation .nav-contact { gap: 16px; } .hero { gap: 30px; } .section-grid { gap: 45px; } .hero h1 { font-size: clamp(3.1rem, 6.3vw, 4.9rem); } .hero .eyebrow { font-size: .75rem; } .contact-inner { align-items: flex-start; flex-direction: column; } .alphabet-cell .micro-label { display: none; } .use-case-grid { gap: 36px; } .applications-note { align-items: flex-start; flex-direction: column; gap: 20px; } }
  @media (max-width: 760px) {
    html { scroll-padding-top: 24px; }
    .site-header { min-height: 80px; flex-wrap: wrap; gap: 0; padding-top: 20px; padding-bottom: 20px; }
    .wordmark { font-size: 1.65rem; }
    .navigation { width: 100%; display: flex; flex-wrap: wrap; gap: 4px 24px; padding-top: 20px; }
    .navigation a { min-height: 44px; }
    .navigation .nav-contact { border: 0; padding: 12px 0; gap: 12px; }
    .js .menu-toggle { display: flex; align-items: center; gap: 12px; min-height: 44px; padding: 8px 0 8px 15px; background: transparent; border: 0; color: var(--ink); font-size: .875rem; }
    .js .navigation { display: none; }
    .js .navigation.is-open { display: flex; }
    .hero { grid-template-columns: 1fr; padding-top: 48px; gap: 36px; }
    .hero h1 { font-size: clamp(3rem, 10.4vw, 4.75rem); }
    .eyebrow { margin-bottom: 25px; }
    .hero-description { font-size: 1.125rem; }
    .hero-footnote { margin-top: 20px; }
    .chip-figure { max-width: 600px; width: 100%; }
    .chip-figure figcaption { flex-direction: column; gap: 2px; padding: 14px 18px; }
    .hero-bottom { font-size: .75rem; align-items: flex-start; padding-top: 0; }
    .hero-bottom > span { max-width: 160px; line-height: 1.6; }
    .hero-bottom a { gap: 12px; }
    .section { padding-top: 66px; padding-bottom: 70px; }
    .section-grid { grid-template-columns: 1fr; gap: 30px; }
    .section-label { margin-bottom: 30px; }
    .prose p { font-size: 1.0625rem; }
    .why-bottom, .research-intro { grid-template-columns: 1fr; gap: 28px; }
    .problem-grid { grid-template-columns: 1fr; gap: 26px; margin-top: 36px; }
    .problem-grid h3 { margin-top: 16px; max-width: none; }
    .use-case-grid { grid-template-columns: 1fr; gap: 0; margin-top: 12px; }
    .use-case-grid article { padding: 26px 0 30px; }
    .use-case-grid h3 { margin-top: 14px; font-size: 1.45rem; }
    .alphabet { margin-top: 30px; }
    .alphabet-cell { padding: 20px 14px; }
    .alphabet-number { font-size: clamp(3.5rem, 16vw, 6rem); }
    .alphabet-cell > div { margin-top: 10px; }
    .alphabet-label { font-size: .875rem; }
    .research-section .section-label { gap: 16px; flex-wrap: wrap; }
    .research-questions { grid-template-columns: 1fr; margin-top: 30px; gap: 26px; }
    .research-questions h3 { margin: 18px 0 12px; }
    .research-questions p { max-width: none; }
    .engineering-priorities { margin-top: 36px; }
    .engineering-priorities ul { flex-direction: column; gap: 14px; }
    .research-note { grid-template-columns: 1fr; gap: 14px; margin-top: 35px; padding: 20px; }
    .company-statement { margin-top: 25px; font-size: 1.125rem; }
    .founder-profile { grid-template-columns: 1fr; gap: 28px; margin-top: 44px; padding-top: 36px; }
    .founder-portrait { width: min(100%, 360px); }
    .founder-copy .eyebrow { margin-bottom: 16px; }
    .founder-copy h3 { margin-bottom: 18px; }
    .founder-copy p:not(.eyebrow) { font-size: 1.0625rem; }
    .contact-inner { padding-top: 50px; padding-bottom: 52px; gap: 22px; }
    .contact-link { font-size: 1.4rem; width: 100%; }
    .site-footer { flex-wrap: wrap; gap: 16px; padding-top: 30px; padding-bottom: 26px; }
    .site-footer p { width: calc(100% - 160px); text-align: right; }
    .site-footer > span, .site-footer > .back-top { width: calc(50% - 11px); }
    .back-top { text-align: right; }
  }
  @media (max-width: 360px) { .hero h1 { font-size: 2.8rem; } .hero .eyebrow { font-size: .75rem; gap: 7px; } }
  @media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } *, *::before, *::after { animation: none !important; transition: none !important; } }
}