:root {
  color-scheme: dark;
  --bg: #090909;
  --text: #f2f2f3;
  --muted: #a5a5ab;
  --line: #29292d;
  --surface: rgba(16,16,17,.78);
  --max: 980px;
}

* { box-sizing: border-box; }

html {
  font-family: -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display",
               "Segoe UI", Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
}

a {
  color: inherit;
  text-decoration-color: #66666b;
  text-underline-offset: .18em;
  text-decoration-thickness: 1px;
}

a:active { opacity: .62; }

.shell {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(9,9,9,.78);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
  backdrop-filter: blur(18px) saturate(140%);
}

.nav {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  font-weight: 680;
  text-decoration: none;
  letter-spacing: -.018em;
}

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
}

.nav-links a[aria-current="page"],
.nav-links a:hover {
  color: var(--text);
}

main {
  padding-bottom: 96px;
}

.hero {
  padding: 112px 0 104px;
}

.hero h1 {
  margin: 0;
  max-width: 850px;
  font-size: clamp(3.5rem, 8vw, 6.8rem);
  line-height: .95;
  letter-spacing: -.065em;
  font-weight: 760;
}

.hero .intro {
  max-width: 760px;
  margin: 42px 0 0;
  color: var(--muted);
  font-size: clamp(1.25rem, 2.2vw, 1.7rem);
  line-height: 1.45;
  letter-spacing: -.018em;
}

.links {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 30px;
  margin-top: 34px;
  font-size: 1.05rem;
  font-weight: 620;
}

.section {
  padding: 72px 0;
  border-top: 1px solid var(--line);
}

.section-heading {
  margin: 0 0 38px;
  font-size: 1.1rem;
  font-weight: 680;
  letter-spacing: -.015em;
}

.project {
  padding: 0 0 44px;
}

.project + .project {
  padding-top: 44px;
  border-top: 1px solid var(--line);
}

.project-label {
  margin: 0 0 14px;
  color: var(--muted);
  font-size: .98rem;
}

.project h2,
.project h3 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(1.9rem, 4.4vw, 3rem);
  line-height: 1.08;
  letter-spacing: -.04em;
}

.project p {
  max-width: 760px;
  margin: 20px 0 0;
  color: var(--muted);
  font-size: 1.15rem;
  line-height: 1.55;
  letter-spacing: -.012em;
}

.project .meta {
  margin-top: 22px;
  color: #77777d;
  font-size: 1rem;
}

.project .project-link {
  display: inline-block;
  margin-top: 22px;
  font-weight: 650;
}

.page-head {
  padding: 86px 0 64px;
}

.page-head h1 {
  margin: 0;
  font-size: clamp(3rem, 7vw, 5rem);
  line-height: .98;
  letter-spacing: -.055em;
}

.page-head p {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.3rem;
  line-height: 1.5;
}

.case-study {
  padding: 70px 0;
  border-top: 1px solid var(--line);
}

.case-study h2 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2.4rem, 5vw, 4rem);
  line-height: 1;
  letter-spacing: -.05em;
}

.case-study .lede {
  max-width: 760px;
  margin: 28px 0 0;
  color: var(--muted);
  font-size: 1.28rem;
  line-height: 1.5;
}

.case-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0,1fr));
  gap: 42px 56px;
  margin-top: 52px;
}

.case-grid h3 {
  margin: 0 0 10px;
  font-size: 1.06rem;
}

.case-grid p {
  margin: 0;
  color: var(--muted);
  line-height: 1.55;
}

.timeline {
  display: grid;
  gap: 42px;
}

.timeline-item .date {
  color: var(--muted);
  margin-bottom: 8px;
}

.timeline-item h2 {
  margin: 0;
  font-size: 1.65rem;
  letter-spacing: -.025em;
}

.timeline-item p {
  max-width: 760px;
  margin: 16px 0 0;
  color: var(--muted);
  font-size: 1.08rem;
  line-height: 1.55;
}

.contact {
  padding: 76px 0 20px;
  border-top: 1px solid var(--line);
}

.contact h2 {
  margin: 0;
  font-size: clamp(2.4rem, 5vw, 4.2rem);
  line-height: 1;
  letter-spacing: -.045em;
}

.footer {
  width: min(100% - 40px, var(--max));
  margin: 0 auto;
  padding: 30px 0 46px;
  border-top: 1px solid var(--line);
  color: #74747a;
  display: flex;
  justify-content: space-between;
  gap: 20px;
  font-size: .98rem;
}

@media (max-width: 700px) {
  .shell,
  .footer {
    width: min(100% - 44px, var(--max));
  }

  .nav {
    min-height: 66px;
  }

  .nav-links {
    gap: 20px;
  }

  .nav-links a {
    font-size: .98rem;
  }

  .hero {
    padding: 84px 0 76px;
  }

  .hero h1 {
    font-size: clamp(3.05rem, 15vw, 4.6rem);
    line-height: .97;
  }

  .hero .intro {
    margin-top: 34px;
    font-size: 1.22rem;
    line-height: 1.48;
  }

  .section {
    padding: 58px 0;
  }

  .project {
    padding-bottom: 36px;
  }

  .project + .project {
    padding-top: 36px;
  }

  .project h2,
  .project h3 {
    font-size: 2rem;
  }

  .project p {
    font-size: 1.08rem;
  }

  .page-head {
    padding: 66px 0 52px;
  }

  .case-study {
    padding: 56px 0;
  }

  .case-grid {
    grid-template-columns: 1fr;
    gap: 32px;
    margin-top: 42px;
  }

  .footer {
    flex-direction: column;
    padding-bottom: 38px;
  }
}

@media (max-width: 420px) {
  .shell,
  .footer {
    width: min(100% - 38px, var(--max));
  }

  .nav-links {
    gap: 16px;
  }

  .nav-links a {
    font-size: .94rem;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 14vw, 4rem);
  }
}

@media (prefers-reduced-transparency: reduce) {
  .site-header {
    background: var(--bg);
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
  }
}

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

@media (prefers-contrast: more) {
  :root {
    --muted: #d0d0d3;
    --line: #55555a;
  }
}