@charset "UTF-8";

:root {
  color-scheme: light;
  --paper: #f3f4f0;
  --ink: #202b28;
  --muted: #626c67;
  --line: #cdd3cc;
  --accent: #426a5b;
  --diagram: #7d8f84;
  --font: "Helvetica Neue", Helvetica, Arial, sans-serif;
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
}

:root[data-theme="dark"] {
  color-scheme: dark;
  --paper: #19221e;
  --ink: #e8eee8;
  --muted: #b4c0b8;
  --line: #48574f;
  --accent: #a6cbb7;
  --diagram: #96ad9e;
}

* { box-sizing: border-box; }
html { scroll-padding-top: 36px; }
body { margin: 0; color: var(--ink); background: var(--paper); font-family: var(--font); -webkit-font-smoothing: antialiased; }
::selection { background: var(--accent); color: var(--paper); }
a { color: inherit; text-decoration: none; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 4px; }
p, h1, h2, dl, dd { margin: 0; }
.page-shell { max-width: 1680px; padding: 0 64px; margin-inline: auto; }
.skip-link { position: absolute; top: 12px; left: 12px; z-index: 10; padding: 12px 18px; background: var(--ink); color: var(--paper); transform: translateY(-160%); }
.skip-link:focus { transform: translateY(0); }

.header { min-height: 108px; display: flex; align-items: center; justify-content: space-between; border-bottom: 1px solid var(--line); }
.wordmark, .footer-wordmark { font-size: 42px; line-height: 1; font-weight: 500; letter-spacing: -2.8px; }
.brand-dot { color: var(--accent); }
.navigation { display: flex; align-items: center; gap: 44px; font-size: 14px; }
.navigation a { padding-block: 12px; }
.navigation a:hover, .text-link:hover { color: var(--accent); }
.nav-contact { display: flex; align-items: center; gap: 22px; }
.nav-contact span { font-size: 22px; font-weight: 400; }
.theme-toggle { display: grid; place-items: center; width: 36px; height: 36px; padding: 8px; border: 0; background: none; color: var(--ink); cursor: pointer; }
.theme-toggle[hidden] { display: none; }
.theme-toggle:hover { color: var(--accent); }
.theme-toggle svg { width: 20px; height: 20px; }
.theme-sun, :root[data-theme="dark"] .theme-moon { display: none; }
:root[data-theme="dark"] .theme-sun { display: block; }
.hero { position: relative; min-height: 662px; display: grid; grid-template-columns: 1.25fr 1fr; align-items: center; padding-top: 30px; }
.hero-copy { position: relative; z-index: 1; align-self: center; padding-bottom: 102px; }
.eyebrow { font-family: var(--mono); font-size: 11px; line-height: 1.6; text-transform: uppercase; letter-spacing: 1.1px; display: flex; align-items: center; gap: 10px; }
.status-dot { display: inline-block; width: 6px; height: 6px; flex: 0 0 6px; background: var(--accent); border-radius: 50%; }
h1 { font-size: clamp(52px, 5.5vw, 88px); line-height: 1.05; letter-spacing: -0.055em; font-weight: 400; margin: 35px 0 28px; white-space: nowrap; }
.hero-description { font-size: 18px; line-height: 1.55; color: var(--muted); letter-spacing: -0.3px; }
.text-link { display: inline-flex; align-items: center; gap: 21px; margin-top: 33px; font-size: 14px; }
.arrow-circle { width: 25px; height: 25px; display: grid; place-items: center; font-size: 18px; transition: transform 180ms; }
.text-link:hover .arrow-circle { transform: translateY(3px); }
.air-art { position: relative; color: var(--diagram); width: 86%; margin: -45px 0 0 auto; align-self: center; }
.diagram-heading, .diagram-caption { display: flex; justify-content: space-between; gap: 20px; border-top: 1px solid var(--line); padding-top: 12px; font: 10px/1.5 var(--mono); letter-spacing: .04em; color: var(--muted); text-transform: uppercase; }
.diagram-caption { border-top: 1px solid var(--line); }
.building-plan { display: block; width: 100%; margin: 28px auto; }
.hero-baseline { position: absolute; inset: auto 0 29px; display: flex; justify-content: space-between; gap: 24px; font-size: 11px; color: var(--muted); }
.hero-baseline span:last-child { display: flex; gap: 40px; }
.hero-baseline span span { font-size: 17px; line-height: 1; color: var(--ink); }

.sensor-section { border-top: 1px solid var(--line); padding-top: 32px; padding-bottom: 70px; }
.section-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.section-note { display: flex; align-items: center; gap: 9px; color: var(--muted); font-size: 11px; }
.sensor-intro, .spaces-content { display: grid; grid-template-columns: 1.1fr 1fr; gap: 12%; margin-top: 50px; }
h2 { font-size: clamp(34px, 3.6vw, 55px); line-height: 1.1; letter-spacing: -0.045em; font-weight: 400; }
.body-copy { font-size: 16px; line-height: 1.65; color: var(--muted); max-width: 460px; }
.body-copy p + p { margin-top: 19px; }
.measurements { display: grid; grid-template-columns: repeat(4, 1fr); margin-top: 65px; }
.measurements > div { border-left: 1px solid var(--line); padding-left: 26px; }
.measurements > div:first-child { border-left: 0; padding-left: 0; }
.measurements dt { font-size: 29px; font-weight: 400; letter-spacing: -0.8px; height: 42px; display: flex; align-items: baseline; }
.measurements dd { color: var(--muted); font-size: 12px; line-height: 1.5; }
.small-numeral { font-size: 10px; letter-spacing: -0.3px; margin-left: 8px; font-family: var(--mono); }
.subscript { font-size: 19px; transform: translateY(4px); }
.metric-separator { color: var(--muted); margin: 0 10px; font-weight: 300; }

.spaces-section { border-top: 1px solid var(--line); padding: 32px 0 80px; }
.spaces-content { margin-top: 45px; }
.development-label { display: inline-flex; align-items: center; gap: 10px; font-family: var(--mono); font-size: 10px; letter-spacing: 0.3px; margin-top: 26px; text-transform: uppercase; color: var(--ink); }
.development-label span { color: var(--accent); font-size: 18px; }

.contact-section { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 32px 0 30px; }
.contact-heading { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.contact-caption { font-size: 11px; color: var(--muted); }
.contact-link { display: flex; align-items: center; justify-content: space-between; gap: 30px; padding: 44px 0 41px; }
.contact-link h2 { font-size: clamp(40px, 4.8vw, 72px); letter-spacing: -0.045em; }
.contact-arrow { display: grid; place-items: center; width: 64px; height: 64px; flex: 0 0 64px; color: var(--accent); font-size: 52px; line-height: 1; font-weight: 300; transition: transform 200ms; }
.contact-link:hover .contact-arrow { transform: translate(4px, -4px); }
.contact-bottom { display: flex; justify-content: space-between; gap: 20px; font-size: 12px; }
.contact-bottom > :last-child { color: var(--muted); }
.contact-bottom a:hover { text-decoration: underline; text-underline-offset: 4px; }
.footer { display: flex; align-items: center; gap: 48px; padding: 36px 0; font-size: 11px; color: var(--muted); }
.footer-wordmark { font-size: 32px; letter-spacing: -2px; color: var(--ink); }
.footer > span:last-child { margin-left: auto; }

@media (min-width: 1500px) { .hero { min-height: 750px; } }
@media (max-width: 1100px) {
  .page-shell { padding-inline: 40px; }
  .hero { min-height: 610px; grid-template-columns: 1.4fr 1fr; }
  .air-art { width: 90%; margin-left: auto; }
  .hero-copy { padding-bottom: 78px; }
  .hero-description { font-size: 16px; }
  .sensor-intro, .spaces-content { gap: 8%; }
  .body-copy { font-size: 15px; }
  .small-numeral { font-size: 9px; margin-left: 5px; }
  .measurements > div { padding-left: 20px; }
  .measurements dt { font-size: 25px; }
  .metric-separator { margin-inline: 6px; }
}

@media (max-width: 760px) {
  html { scroll-padding-top: 24px; }
  .page-shell { padding-inline: 24px; }
  .header { min-height: 100px; }
  .wordmark { font-size: 43px; letter-spacing: -3px; }
  .navigation { gap: 14px; font-size: 12px; }
  .nav-contact { gap: 9px; }
  .nav-contact span { font-size: 19px; }
  .hero { min-height: auto; display: flex; flex-direction: column; align-items: stretch; padding-top: 39px; }
  .hero-copy { align-self: auto; padding-bottom: 0; }
  .eyebrow { font-size: 10px; letter-spacing: 0.8px; }
  h1 { font-size: clamp(33px, 9.6vw, 70px); margin-top: 28px; margin-bottom: 23px; letter-spacing: -0.065em; }
  .hero-description { font-size: 16px; max-width: 350px; }
  .desktop-break { display: none; }
  .text-link { margin-top: 24px; font-size: 13px; gap: 17px; }
  .air-art { width: 100%; max-width: none; margin: 50px auto 42px; }
  .building-plan { width: 90%; max-width: 380px; margin: 20px auto; }
  .diagram-heading, .diagram-caption { font-size: 9px; }
  .hero-baseline { position: static; padding-bottom: 23px; font-size: 9px; }
  .hero-baseline span:last-child { gap: 10px; }
  .hero-baseline span span { font-size: 14px; }
  .section-heading { gap: 12px; }
  .section-note { font-size: 10px; gap: 6px; }
  .sensor-section { padding-top: 26px; padding-bottom: 45px; }
  .sensor-intro, .spaces-content { grid-template-columns: 1fr; gap: 26px; margin-top: 35px; }
  h2 { font-size: clamp(27px, 8vw, 34px); }
  .body-copy { font-size: 15px; max-width: 520px; }
  .body-copy p + p { margin-top: 17px; }
  .measurements { grid-template-columns: 1fr 1fr; gap: 28px 0; margin-top: 37px; }
  .measurements > div { padding-left: 23px; }
  .measurements > div:nth-child(odd) { border-left: 0; padding-left: 0; }
  .measurements dt { font-size: 28px; height: 39px; }
  .measurements dd { font-size: 11px; }
  .small-numeral { font-size: 9px; }
  .spaces-section { padding-top: 26px; padding-bottom: 43px; }
  .development-label { margin-top: 21px; }
  .contact-section { padding: 24px 0; }
  .contact-heading { align-items: start; }
  .contact-caption { display: none; }
  .contact-link { padding: 33px 0 30px; gap: 12px; }
  .contact-link h2 { font-size: clamp(34px, 8.5vw, 56px); }
  .contact-arrow { width: 54px; height: 54px; flex-basis: 54px; font-size: 31px; }
  .contact-bottom { font-size: 10px; gap: 10px; }
  .footer { padding: 30px 0; gap: 24px; flex-wrap: wrap; }
  .footer > span:last-child { width: 100%; margin-left: 0; margin-top: -11px; font-size: 10px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}