/* Image Creative — site styles
   Fluid type via clamp(), single stylesheet, mobile-first breakpoints. */

:root {
  --paper: #f4f4f2;
  --paper-2: #dcdcd6;
  --frame: #e9e9e5;
  --ink: #17181a;
  --navy: #13284a;
  --navy-2: #0e1d38;
  --blue: #1e3d6b;
  --muted: #63645e;
  --faint: #8b8c85;
  --line: #e4e4de;
  --line-2: #d9d9d3;
  --on-navy: #edf1f7;
  --on-navy-muted: #b7c3da;
  --on-navy-faint: #90a3c4;
  --footer-muted: #a8a9a3;
  --footer-faint: #6e6f69;
  --gutter: clamp(20px, 5vw, 56px);
  --maxw: 1520px;
  --header-h: 88px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

.eyebrow {
  font-size: clamp(12px, 1.1vw, 15px);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
}
.eyebrow--on-image { color: rgba(244, 244, 242, 0.85); }
.eyebrow--on-navy { color: var(--on-navy-faint); }
.eyebrow--blue { color: var(--blue); letter-spacing: 0.14em; }

.prose {
  margin: 0 0 24px;
  font-size: clamp(17px, 1.6vw, 24px);
  line-height: 1.6;
  color: var(--muted);
}
.prose:last-child { margin-bottom: 0; }

.link-arrow {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  font-size: clamp(16px, 1.4vw, 18px);
  font-weight: 600;
  color: var(--blue);
  border-bottom: 2px solid var(--blue);
  padding-bottom: 7px;
}

/* ---------------------------------------------------------------- Header */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(244, 244, 242, 0.92);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.site-header__inner {
  max-width: var(--maxw);
  margin: 0 auto;
  height: var(--header-h);
  padding: 0 var(--gutter);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}
.brand { display: flex; align-items: center; gap: 15px; }
.brand__mark { height: 32px; width: auto; }
.brand__text { display: flex; flex-direction: column; gap: 3px; }
.brand__name {
  font-size: clamp(15px, 1.4vw, 18px);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1;
}
.brand__tagline {
  font-size: 12px;
  letter-spacing: 0.05em;
  color: var(--muted);
  line-height: 1;
}
.nav { display: flex; gap: clamp(20px, 3vw, 40px); }
.nav-link {
  font-size: 14px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: border-color 0.15s ease;
}
.nav-link:hover { border-color: var(--blue); }

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 9px;
  background: transparent;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 100%;
  background: var(--ink);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-nav {
  display: none;
  flex-direction: column;
  padding: 8px var(--gutter) 20px;
  border-top: 1px solid var(--line);
  background: var(--paper);
}
.mobile-nav.is-open { display: flex; }
.mobile-nav__link {
  padding: 16px 0;
  font-size: 20px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--line);
}
.mobile-nav__link:last-child { border-bottom: none; }

/* ------------------------------------------------------------------ Hero */

.hero {
  position: relative;
  height: 88vh;
  min-height: 520px;
  overflow: hidden;
  background: var(--paper-2);
}
.hero__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.hero__scrim {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(19, 24, 26, 0.28) 0%,
    rgba(19, 24, 26, 0) 26%,
    rgba(19, 24, 26, 0) 62%,
    rgba(19, 24, 26, 0.55) 100%
  );
}
.hero__inner {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter) clamp(32px, 5vw, 52px);
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 24px;
  color: var(--paper);
}
.hero__title {
  font-size: clamp(32px, 5vw, 44px);
  font-weight: 700;
  letter-spacing: -0.025em;
  line-height: 1;
  margin-top: 14px;
}
.hero__scroll {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--paper);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  white-space: nowrap;
}
.hero__scroll span { font-size: 18px; }

/* ----------------------------------------------------------------- Intro */

.intro { max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 9vw, 130px) var(--gutter) clamp(56px, 8vw, 110px); }
.intro__inner .eyebrow { margin-bottom: clamp(20px, 3vw, 40px); }
.intro__heading {
  margin: 0;
  font-size: clamp(34px, 6vw, 72px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.04;
  max-width: 20ch;
}

/* ------------------------------------------------------------------ Work */

.work { max-width: var(--maxw); margin: 0 auto; padding: clamp(24px, 4vw, 40px) var(--gutter) clamp(72px, 10vw, 120px); }
.work__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  padding-bottom: clamp(24px, 3vw, 38px);
  border-bottom: 1px solid var(--line-2);
  margin-bottom: clamp(32px, 5vw, 52px);
  flex-wrap: wrap;
  gap: 24px;
}
.work__title {
  margin: 0;
  font-size: clamp(32px, 5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.028em;
}
.filters { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; }
.filters__label {
  font-size: 12px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--faint);
  margin-right: 8px;
}
.chip {
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  background: transparent;
  color: var(--muted);
  cursor: pointer;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}
.chip:hover { border-color: var(--ink); }
.chip--active { border-color: var(--ink); background: var(--ink); color: var(--paper); }

.grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(28px, 3vw, 36px) clamp(20px, 2.5vw, 32px);
}
.card { display: block; cursor: pointer; }
.card__frame {
  position: relative;
  width: 100%;
  aspect-ratio: 4 / 3;
  overflow: hidden;
  background: var(--frame);
}
.card__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}
.card:hover .card__img { transform: scale(1.04); }
.card__meta { display: flex; justify-content: space-between; align-items: baseline; padding-top: 16px; }
.card__title { font-size: clamp(19px, 1.8vw, 24px); font-weight: 600; letter-spacing: -0.01em; }
.card__year { font-size: 14px; letter-spacing: 0.06em; color: var(--faint); }
.card__typeloc { font-size: 14px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); padding-top: 5px; }
.grid__empty { padding-top: 40px; font-size: 18px; color: var(--muted); }

/* --------------------------------------------------------------- Retouch */

.retouch { background: var(--navy); color: var(--on-navy); }
.retouch__inner { max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 9vw, 120px) var(--gutter); }
.retouch__head {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  gap: 32px;
  margin-bottom: clamp(32px, 5vw, 52px);
  flex-wrap: wrap;
}
.retouch__heading {
  margin: 22px 0 0;
  font-size: clamp(30px, 4.5vw, 58px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.02;
  max-width: 16ch;
}
.retouch__lede {
  margin: 0;
  font-size: clamp(17px, 1.7vw, 22px);
  line-height: 1.55;
  color: var(--on-navy-muted);
  max-width: 32ch;
}

/* Before / after slider */
.ba {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  cursor: ew-resize;
  user-select: none;
  touch-action: pan-y;
  background: var(--navy-2);
}
.ba__img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.ba__img--before { filter: saturate(0.45) contrast(0.9) brightness(1.05); }
.ba__before { position: absolute; inset: 0; clip-path: inset(0 50% 0 0); }
.ba__before::after {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(96, 104, 120, 0.16);
  pointer-events: none;
}
.ba__label {
  position: absolute;
  top: 24px;
  background: rgba(19, 24, 26, 0.55);
  color: var(--paper);
  padding: 8px 16px;
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  pointer-events: none;
  z-index: 2;
}
.ba__label--after { right: 26px; }
.ba__label--before { left: 26px; }
.ba__handle {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 50%;
  width: 2px;
  background: var(--paper);
  box-shadow: 0 0 14px rgba(0, 0, 0, 0.4);
  pointer-events: none;
  z-index: 3;
}
.ba__grip {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: clamp(44px, 5vw, 56px);
  height: clamp(44px, 5vw, 56px);
  border-radius: 50%;
  background: var(--paper);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  color: var(--blue);
  font-size: 22px;
  font-weight: 700;
}

/* ---------------------------------------------------------------- Studio */

.studio { max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 9vw, 130px) var(--gutter); }
.studio__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: center;
}
.studio__heading {
  margin: 30px 0 34px;
  font-size: clamp(34px, 4.5vw, 56px);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.05;
}
.studio__img { width: 100%; height: clamp(360px, 45vw, 560px); object-fit: cover; }

/* ---------------------------------------------------------------- Footer */

.footer { background: var(--ink); color: var(--paper); }
.footer__inner { max-width: var(--maxw); margin: 0 auto; padding: clamp(64px, 9vw, 110px) var(--gutter) clamp(40px, 5vw, 64px); }
.footer__top {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: clamp(40px, 6vw, 80px);
  align-items: start;
  padding-bottom: clamp(48px, 6vw, 80px);
  border-bottom: 1px solid #2a2b2e;
}
.footer__heading {
  margin: 0 0 26px;
  font-size: clamp(40px, 6vw, 76px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 0.98;
}
.footer__lede { margin: 0; font-size: clamp(18px, 1.7vw, 24px); line-height: 1.55; color: var(--footer-muted); max-width: 34ch; }
.footer__contact { display: flex; flex-direction: column; gap: 22px; font-size: clamp(18px, 1.6vw, 22px); padding-top: 10px; }
.footer__email { border-bottom: 2px solid var(--blue); padding-bottom: 10px; align-self: flex-start; }
.footer__link { color: var(--footer-muted); }
.footer__base { display: flex; justify-content: space-between; align-items: center; padding-top: 40px; gap: 20px; flex-wrap: wrap; }
.footer__brand { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; }
.footer__mark { height: 28px; width: auto; }
.footer__brand-name { font-size: 16px; font-weight: 700; letter-spacing: 0.14em; text-transform: uppercase; }
.footer__brand-tagline { font-size: 14px; letter-spacing: 0.04em; color: var(--footer-faint); }
.footer__legal { font-size: 13px; letter-spacing: 0.08em; color: var(--footer-faint); }

/* ------------------------------------------------------- Case study page */

.crumb-wrap { max-width: var(--maxw); margin: 0 auto; padding: clamp(24px, 3vw, 34px) var(--gutter) 0; }
.crumb {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--muted);
}
.crumb:hover { color: var(--ink); }

.cs-head { max-width: var(--maxw); margin: 0 auto; padding: clamp(28px, 4vw, 40px) var(--gutter) 0; }
.cs-head__row { display: flex; justify-content: space-between; align-items: flex-end; margin-bottom: clamp(28px, 4vw, 40px); gap: 24px; }
.cs-head__row .eyebrow { margin-bottom: 22px; }
.cs-head__title {
  margin: 0;
  font-size: clamp(44px, 9vw, 104px);
  font-weight: 700;
  letter-spacing: -0.035em;
  line-height: 0.9;
}
.cs-head__year { font-size: 16px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--faint); padding-bottom: 10px; white-space: nowrap; }
.cs-hero { width: 100%; }
.cs-hero__img { width: 100%; height: clamp(320px, 45vw, 660px); object-fit: cover; background: var(--frame); }

.cs-intro {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: clamp(56px, 7vw, 96px) var(--gutter);
  display: grid;
  grid-template-columns: 1.55fr 1fr;
  gap: clamp(40px, 7vw, 96px);
  align-items: start;
}
.cs-intro__body p { margin: 0 0 24px; font-size: clamp(17px, 1.5vw, 23px); line-height: 1.65; color: var(--muted); }
.cs-intro__body p:last-child { margin-bottom: 0; }
/* First paragraph of the intro reads as the lede. */
.cs-intro__body p:first-child {
  margin-bottom: 28px;
  font-size: clamp(22px, 2.4vw, 30px);
  line-height: 1.5;
  font-weight: 500;
  letter-spacing: -0.01em;
  color: var(--ink);
}
.cs-facts {
  border-top: 2px solid var(--ink);
  padding-top: 30px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 30px 24px;
}
.fact__key { font-size: 13px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--faint); margin-bottom: 10px; }
.fact__val { font-size: clamp(17px, 1.5vw, 20px); font-weight: 600; }

.cs-plates { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter) clamp(24px, 4vw, 40px); }
.cs-plates--pair { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 2.5vw, 32px); }
.plate { margin: 0; }
.plate__img { width: 100%; height: clamp(280px, 40vw, 720px); object-fit: cover; background: var(--frame); }
.cs-plates--pair .plate__img { height: clamp(260px, 32vw, 460px); }
.plate__caption { padding-top: 16px; font-size: 14px; letter-spacing: 0.12em; text-transform: uppercase; color: var(--muted); }

.cs-brief { max-width: 1000px; margin: 0 auto; padding: clamp(64px, 8vw, 100px) var(--gutter); }
.prose--brief h2 { margin: 0 0 30px; font-size: clamp(30px, 4vw, 44px); font-weight: 700; letter-spacing: -0.025em; color: var(--ink); }
.prose--brief p { font-size: clamp(18px, 1.6vw, 24px); line-height: 1.65; color: var(--muted); margin: 0 0 24px; }
.prose--brief p:last-child { margin-bottom: 0; }

.cs-next-wrap { max-width: var(--maxw); margin: 0 auto; padding: 0 var(--gutter) clamp(72px, 9vw, 120px); }
.cs-next {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  border-top: 1px solid var(--line-2);
  border-bottom: 1px solid var(--line-2);
  padding: clamp(28px, 4vw, 44px) 0;
}
.cs-next__label { font-size: 14px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--faint); }
.cs-next__title { font-size: clamp(28px, 4vw, 48px); font-weight: 700; letter-spacing: -0.03em; }
.cs-next__arrow { font-size: clamp(24px, 3vw, 32px); color: var(--blue); }

/* ------------------------------------------------------------- Not found */

.notfound { max-width: var(--maxw); margin: 0 auto; padding: clamp(80px, 12vw, 180px) var(--gutter); }
.notfound__title { margin: 22px 0 24px; font-size: clamp(40px, 7vw, 76px); font-weight: 700; letter-spacing: -0.03em; }

/* --------------------------------------------------------- Breakpoints */

@media (max-width: 900px) {
  .nav { display: none; }
  .nav-toggle { display: flex; }
  .grid { grid-template-columns: repeat(2, 1fr); }
  .cs-intro { grid-template-columns: 1fr; gap: 40px; }
  .studio__inner { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .cs-next { flex-wrap: wrap; }
  .retouch__head { flex-direction: column; align-items: flex-start; gap: 16px; }
}

@media (max-width: 600px) {
  .brand__tagline { display: none; }
  .grid { grid-template-columns: 1fr; }
  .cs-plates--pair { grid-template-columns: 1fr; }
  .card__frame { aspect-ratio: 3 / 2; }
  .hero { height: 78vh; }
  .hero__inner { flex-direction: column; align-items: flex-start; gap: 18px; }
  .hero__scroll { display: none; }
  .cs-facts { grid-template-columns: 1fr 1fr; }
  .cs-next__title { flex-basis: 100%; order: 3; }
}

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