:root {
  --paper: #f1f0eb;
  --ink: #10110f;
  --muted: #686a64;
  --line: rgba(16,17,15,.18);
  --acid: #d8ff31;
  --white: #fff;
  --shell: min(1240px, calc(100vw - 48px));
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: Arial, Helvetica, sans-serif; font-size: 16px; line-height: 1.5; }
img { display: block; width: 100%; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
.shell { width: var(--shell); margin-inline: auto; }
.skip-link { position: fixed; left: 12px; top: -60px; z-index: 100; background: var(--acid); padding: 12px 16px; transition: top .2s; }
.skip-link:focus { top: 12px; }
.site-header { width: var(--shell); margin: 0 auto; padding: 26px 0; display: flex; align-items: center; justify-content: space-between; position: relative; z-index: 20; }
.wordmark { display: inline-flex; flex-direction: column; font-size: 14px; font-weight: 700; line-height: .92; letter-spacing: -.03em; text-transform: uppercase; }
.site-nav { display: flex; align-items: center; gap: 30px; font-size: 13px; font-weight: 700; text-transform: uppercase; letter-spacing: .04em; }
.site-nav a { border-bottom: 1px solid transparent; }
.site-nav a:hover { border-color: currentColor; }
.site-nav .nav-cta { border: 1px solid currentColor; border-radius: 100px; padding: 10px 17px; }
.menu-button { display: none; border: 0; background: transparent; text-transform: uppercase; font-size: 12px; font-weight: 700; }
.eyebrow { margin: 0 0 20px; font-size: 11px; font-weight: 700; line-height: 1.2; letter-spacing: .12em; text-transform: uppercase; }
.eyebrow-light { color: rgba(255,255,255,.66); }
.hero { min-height: calc(100vh - 92px); display: grid; grid-template-columns: 1.02fr .98fr; gap: 54px; align-items: center; padding: 44px 0 86px; }
.hero-copy h1 { max-width: 760px; margin: 0; font-size: clamp(48px, 6.2vw, 91px); line-height: .96; letter-spacing: -.065em; font-weight: 500; }
.hero-intro { max-width: 610px; margin: 34px 0 0; color: #343630; font-size: 19px; line-height: 1.55; }
.hero-actions { display: flex; align-items: center; gap: 28px; margin-top: 38px; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: center; padding: 0 22px; border: 1px solid currentColor; border-radius: 100px; font-size: 12px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; transition: transform .2s, background .2s, color .2s; }
.button:hover { transform: translateY(-2px); }
.button-dark { background: var(--ink); color: var(--white); }
.button-light { color: var(--white); }
.button-light:hover { background: var(--white); color: var(--ink); }
.text-link { display: inline-block; font-weight: 700; border-bottom: 1px solid currentColor; padding-bottom: 3px; }
.hero-visual { position: relative; overflow: hidden; min-height: 620px; background: #111; }
.hero-visual img { width: 100%; height: 100%; min-height: 620px; object-fit: cover; transition: transform .7s cubic-bezier(.22,1,.36,1); }
.hero-visual img.hero-focus-right { object-position: right center; }
.hero-visual:hover img { transform: scale(1.025); }
.image-label { position: absolute; left: 18px; right: 18px; bottom: 18px; display: flex; justify-content: space-between; align-items: end; background: rgba(241,240,235,.92); backdrop-filter: blur(8px); padding: 15px 16px; font-size: 12px; text-transform: uppercase; }
.image-label b { font-size: 15px; }
.trust-strip { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 20px max(24px, calc((100vw - 1240px)/2)); display: flex; gap: 60px; align-items: center; }
.trust-strip p { margin: 0; color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.trust-strip ul { list-style: none; display: flex; flex-wrap: wrap; gap: 16px 34px; margin: 0; padding: 0; font-size: 14px; font-weight: 700; }
.fit-summary { display: grid; grid-template-columns: .7fr 1.3fr; gap: 70px; padding: 105px 0 20px; }
.fit-heading h2 { margin: 0; max-width: 460px; font-size: clamp(36px, 4vw, 62px); font-weight: 500; line-height: 1.02; letter-spacing: -.05em; }
.fit-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0 34px; margin: 0; }
.fit-grid div { border-top: 1px solid var(--line); padding: 16px 0 28px; }
.fit-grid dt { font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.fit-grid dd { margin: 12px 0 0; color: var(--muted); font-size: 16px; }
.work-section { padding: 130px 0 150px; }
.section-heading { display: grid; grid-template-columns: .7fr 1.5fr 1fr; gap: 36px; align-items: start; margin-bottom: 70px; }
.section-heading h2, .approach-title h2, .about-statement h2, .availability-section h2, .case-story h2, .contribution-section h2, .case-result h2 { margin: 0; font-size: clamp(36px, 4.2vw, 66px); font-weight: 500; line-height: 1.02; letter-spacing: -.05em; }
.section-intro > p { margin: 0 0 22px; max-width: 420px; color: var(--muted); font-size: 17px; }
.section-intro .text-link { font-size: 14px; }
.project-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px 24px; }
.project-card-wide { grid-column: span 2; }
.project-image { overflow: hidden; background: #d8d8d2; aspect-ratio: 16/10; }
.project-card-wide .project-image { aspect-ratio: 2.1/1; }
.project-image img { height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.22,1,.36,1), filter .4s; }
.project-card:hover img { transform: scale(1.025); filter: saturate(1.08); }
.project-meta { display: flex; justify-content: space-between; gap: 20px; padding-top: 16px; border-top: 1px solid var(--ink); margin-top: 13px; }
.project-meta h3 { margin: 0; font-size: 21px; letter-spacing: -.025em; }
.project-meta p { margin: 5px 0 0; color: var(--muted); }
.project-meta > span { flex: 0 0 auto; font-size: 12px; font-weight: 700; text-transform: uppercase; }
.all-work-band { margin-top: 92px; padding: 28px 0; border-top: 1px solid var(--ink); border-bottom: 1px solid var(--ink); display: grid; grid-template-columns: 1fr 2fr auto; align-items: baseline; gap: 24px; }
.all-work-band > span { color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.all-work-band strong { font-size: clamp(34px, 5vw, 70px); font-weight: 500; letter-spacing: -.05em; }

/* Complete work index */
.work-index-hero { padding: 110px 0 90px; display: grid; grid-template-columns: 1.45fr .55fr; gap: 90px; align-items: end; border-bottom: 1px solid var(--line); }
.work-index-hero h1 { margin: 0; font-size: clamp(76px, 14vw, 190px); font-weight: 500; line-height: .78; letter-spacing: -.075em; }
.work-index-hero > div:last-child { max-width: 470px; color: var(--muted); font-size: 18px; }
.work-index-hero p { margin: 0 0 20px; }
.archive-section { padding: 90px 0 150px; }
.archive-heading { display: flex; justify-content: space-between; gap: 30px; align-items: baseline; margin-bottom: 50px; }
.archive-heading h2 { margin: 0; font-size: clamp(36px, 4.2vw, 64px); font-weight: 500; letter-spacing: -.05em; }
.archive-heading p { margin: 0; color: var(--muted); font-size: 12px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; }
.archive-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 58px 24px; }
.archive-card { display: block; }
.archive-image { aspect-ratio: 16/9; overflow: hidden; background: #d8d8d2; }
.archive-image img { height: 100%; object-fit: cover; transition: transform .6s cubic-bezier(.22,1,.36,1), filter .4s; }
.archive-card:hover img { transform: scale(1.025); filter: saturate(1.08); }
.archive-meta { display: grid; grid-template-columns: 36px 1fr auto; gap: 14px; padding-top: 13px; margin-top: 11px; border-top: 1px solid var(--ink); align-items: baseline; }
.archive-meta span { color: var(--muted); font-size: 11px; font-weight: 700; text-transform: uppercase; }
.archive-meta h3 { margin: 0; font-size: 19px; letter-spacing: -.02em; }
.approach-section { background: var(--ink); color: var(--white); padding: 140px 0; }
.approach-layout { display: grid; grid-template-columns: 1fr 1.15fr; gap: 110px; }
.approach-title { position: sticky; top: 60px; align-self: start; }
.approach-steps article { display: grid; grid-template-columns: 42px 1fr; column-gap: 24px; padding: 32px 0 38px; border-top: 1px solid rgba(255,255,255,.24); }
.approach-steps article > span { color: var(--acid); font-size: 12px; }
.approach-steps h3 { margin: 0; font-size: 24px; font-weight: 500; }
.approach-steps p { grid-column: 2; max-width: 520px; margin: 14px 0 0; color: rgba(255,255,255,.68); font-size: 17px; }
.about-section { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; padding: 140px 0; }
.about-copy { max-width: 600px; font-size: 19px; }
.about-copy p { margin: 0 0 24px; }
.about-copy .text-link { margin-top: 16px; }
.availability-section { background: #1a39ff; color: white; padding: 120px 0; }
.availability-layout { display: grid; grid-template-columns: 1.15fr .85fr; gap: 100px; align-items: end; }
.availability-copy { max-width: 530px; font-size: 18px; }
.availability-copy p { margin: 0 0 18px; }
.availability-copy p:nth-child(2) { color: rgba(255,255,255,.68); font-size: 14px; }
.availability-copy .button { margin-top: 18px; }
.site-footer { min-height: 220px; padding: 50px 0; display: grid; grid-template-columns: 1fr 1.4fr 1fr; gap: 40px; align-items: end; border-top: 1px solid var(--line); }
.site-footer p { margin: 0; color: var(--muted); }
.site-footer > div { display: flex; justify-content: flex-end; gap: 22px; font-size: 13px; font-weight: 700; text-transform: uppercase; }
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .8s ease, transform .8s cubic-bezier(.22,1,.36,1); }
.reveal.is-visible { opacity: 1; transform: none; }

/* Case study */
.case-page { background: #10110f; color: var(--white); }
.site-header-dark { color: white; }
.case-hero { padding-top: 54px; }
.case-hero-copy { padding: 60px 0 70px; }
.back-link { display: inline-block; margin-bottom: 90px; color: rgba(255,255,255,.6); font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; }
.case-hero-copy h1 { margin: 0; font-size: clamp(72px, 13vw, 188px); font-weight: 500; line-height: .8; letter-spacing: -.075em; }
.case-hero-copy > p:last-child { max-width: 780px; margin: 60px 0 0 auto; font-size: clamp(24px, 2.5vw, 39px); line-height: 1.17; letter-spacing: -.025em; }
.case-cover { width: var(--shell); margin: 0 auto; }
.case-cover img { height: min(76vh, 900px); object-fit: cover; }
.case-cover figcaption { display: flex; justify-content: flex-end; padding: 12px 0; color: rgba(255,255,255,.55); font-size: 11px; text-transform: uppercase; letter-spacing: .08em; }
.case-facts { display: grid; grid-template-columns: repeat(4,1fr); padding: 70px 0 110px; }
.case-facts div { border-top: 1px solid rgba(255,255,255,.25); padding: 16px 22px 0 0; }
.case-facts span { color: rgba(255,255,255,.48); font-size: 10px; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.case-facts p { margin: 16px 0 0; font-size: 17px; }
.case-story, .case-result { display: grid; grid-template-columns: 1fr 1fr; gap: 100px; padding: 120px 0; }
.case-story-copy, .case-result > div:last-child { font-size: 20px; color: rgba(255,255,255,.72); }
.case-story-copy p, .case-result p { margin: 0 0 28px; }
.case-gallery { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; padding-bottom: 150px; }
.case-gallery figure { margin: 0; overflow: hidden; min-height: 560px; }
.case-gallery .gallery-wide { grid-column: span 2; min-height: 700px; }
.case-gallery img { height: 100%; object-fit: cover; }
.contribution-section { background: var(--paper); color: var(--ink); padding: 140px 0; }
.contribution-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 110px; }
.collaboration-note { margin-top: 36px; max-width: 520px; color: var(--muted); font-size: 16px; }
.contribution-list article { display: grid; grid-template-columns: 38px 1fr; gap: 22px; padding: 28px 0 34px; border-top: 1px solid var(--line); }
.contribution-list article > span { color: #1a39ff; font-size: 12px; }
.contribution-list h3 { margin: 0; font-size: 24px; font-weight: 500; }
.contribution-list p { margin: 10px 0 0; color: var(--muted); font-size: 17px; }
.draft-note { margin-top: 50px !important; color: rgba(255,255,255,.4); font-size: 13px; }
.next-project { border-top: 1px solid rgba(255,255,255,.2); }
.next-project a { width: var(--shell); margin: 0 auto; min-height: 280px; display: grid; grid-template-columns: 100px 1fr auto; align-items: center; gap: 30px; }
.next-project a > span { color: rgba(255,255,255,.5); font-size: 12px; text-transform: uppercase; }
.next-project strong { font-size: clamp(42px, 6vw, 86px); font-weight: 500; letter-spacing: -.055em; }
.site-footer-dark { color: white; border-color: rgba(255,255,255,.2); }
.site-footer-dark p { color: rgba(255,255,255,.5); }

@media (max-width: 900px) {
  :root { --shell: calc(100vw - 30px); }
  .menu-button { display: block; }
  .site-nav { position: absolute; top: 72px; left: 0; right: 0; display: none; flex-direction: column; align-items: flex-start; gap: 0; background: var(--paper); color: var(--ink); border: 1px solid var(--line); padding: 12px; }
  .site-nav.is-open { display: flex; }
  .site-nav a { width: 100%; padding: 14px 8px; border-bottom: 1px solid var(--line); }
  .site-nav .nav-cta { border: 0; border-radius: 0; }
  .site-header-dark .site-nav { background: var(--ink); color: white; }
  .hero { grid-template-columns: 1fr; min-height: 0; padding-top: 70px; }
  .hero-copy h1 { font-size: clamp(50px, 14vw, 76px); }
  .hero-visual, .hero-visual img { min-height: 560px; }
  .trust-strip { flex-direction: column; align-items: flex-start; gap: 12px; }
  .section-heading { grid-template-columns: 1fr; }
  .project-grid { grid-template-columns: 1fr; }
  .project-card-wide { grid-column: span 1; }
  .project-card-wide .project-image { aspect-ratio: 16/10; }
  .all-work-band { grid-template-columns: 1fr auto; }
  .all-work-band strong { grid-row: 2; grid-column: span 2; }
  .work-index-hero { grid-template-columns: 1fr; gap: 45px; }
  .fit-summary, .approach-layout, .about-section, .availability-layout, .case-story, .case-result, .contribution-layout { grid-template-columns: 1fr; gap: 70px; }
  .approach-title { position: static; }
  .site-footer { grid-template-columns: 1fr; min-height: 0; }
  .site-footer > div { justify-content: flex-start; }
  .case-facts { grid-template-columns: 1fr 1fr; gap: 34px 12px; }
  .case-gallery { grid-template-columns: 1fr; }
  .case-gallery .gallery-wide { grid-column: span 1; }
  .case-gallery figure, .case-gallery .gallery-wide { min-height: 480px; }
  .next-project a { grid-template-columns: 1fr auto; }
  .next-project a > span:first-child { grid-column: span 2; }
}

@media (max-width: 560px) {
  .hero { padding-top: 45px; gap: 34px; }
  .hero-copy h1 { font-size: 47px; }
  .hero-intro { font-size: 17px; }
  .hero-actions { align-items: flex-start; flex-direction: column; }
  .hero-visual, .hero-visual img { min-height: 430px; }
  .image-label { flex-direction: column; align-items: flex-start; gap: 3px; }
  .work-section, .about-section { padding: 90px 0; }
  .fit-summary { padding-top: 80px; }
  .fit-grid { grid-template-columns: 1fr; }
  .approach-section, .contribution-section { padding: 95px 0; }
  .section-heading h2, .approach-title h2, .about-statement h2, .availability-section h2, .case-story h2, .contribution-section h2, .case-result h2 { font-size: 39px; }
  .case-hero-copy { padding-top: 30px; }
  .back-link { margin-bottom: 65px; }
  .case-hero-copy h1 { font-size: 68px; }
  .case-hero-copy > p:last-child { margin-top: 38px; font-size: 24px; }
  .case-cover img { height: 64vh; }
  .case-facts { grid-template-columns: 1fr; }
  .case-story, .case-result { padding: 90px 0; }
  .case-gallery figure, .case-gallery .gallery-wide { min-height: 330px; }
  .next-project a { min-height: 220px; }
  .next-project strong { font-size: 42px; }
  .archive-grid { grid-template-columns: 1fr; }
  .archive-meta { grid-template-columns: 30px 1fr auto; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .project-image img, .hero-visual img { transition: none; }
}


/* Hybrid Datum Line media treatment */
.case-video { aspect-ratio: 16 / 9; margin-bottom: 34px; background: #000; }
.case-video iframe { display: block; width: 100%; height: 100%; border: 0; }
.case-cover img { height: auto; object-fit: contain; }
.case-gallery figure, .case-gallery .gallery-wide { min-height: 0; }
.case-gallery img { height: auto; object-fit: contain; }
@media (max-width: 560px) { .case-video { margin-bottom: 22px; } }


/* iPhone spacing refinement */
@media (max-width: 560px) {
  .case-facts { padding-bottom: 55px; }
  .case-story { padding-top: 55px; }
}


/* Compact iPhone project facts */
@media (max-width: 560px) {
  .case-facts { grid-template-columns: 1fr; gap: 0; padding: 45px 0 40px; }
  .case-facts div { padding: 14px 0 18px; }
  .case-facts p { margin-top: 10px; }
  .case-story { padding-top: 42px; }
}


/* Compact iPhone homepage rhythm */
@media (max-width: 560px) {
  .hero { padding-bottom: 42px; }
  .trust-strip { padding-top: 16px; padding-bottom: 16px; gap: 10px; }
  .trust-strip ul { gap: 12px 26px; }
  .fit-summary { padding: 52px 0 0; gap: 38px; }
  .fit-grid { grid-template-columns: 1fr; }
  .fit-grid div { padding: 14px 0 20px; }
  .fit-grid dd { margin-top: 8px; }
  .work-section { padding: 58px 0 90px; }
  .section-heading { gap: 24px; margin-bottom: 50px; }
}


/* Final compact iPhone homepage rhythm */
@media (max-width: 560px) {
  .hero { padding-bottom: 24px; }
  .trust-strip { padding-top: 14px; padding-bottom: 14px; gap: 8px; }
  .trust-strip ul { gap: 10px 22px; }
  .fit-summary { padding: 34px 0 0; gap: 24px; }
  .fit-grid { grid-template-columns: 1fr; }
  .fit-grid div { padding: 12px 0 15px; }
  .fit-grid dd { margin-top: 6px; }
  .work-section { padding: 38px 0 80px; }
  .section-heading { gap: 18px; margin-bottom: 38px; }
}


/* Balanced iPhone homepage rhythm */
@media (max-width: 560px) {
  .hero { padding-bottom: 34px; }
  .trust-strip { padding-top: 15px; padding-bottom: 15px; gap: 9px; }
  .trust-strip ul { gap: 11px 24px; }
  .fit-summary { padding: 44px 0 0; gap: 31px; }
  .fit-grid { grid-template-columns: 1fr; }
  .fit-grid div { padding: 13px 0 18px; }
  .fit-grid dd { margin-top: 7px; }
  .work-section { padding: 48px 0 85px; }
  .section-heading { gap: 21px; margin-bottom: 44px; }
}