@import url("https://fonts.googleapis.com/css2?family=Noto+Sans+TC:wght@300;400;500;700&family=Noto+Serif+TC:wght@300;400;500;700&family=Roboto+Condensed:wght@400;500;700&display=swap");

:root {
  font-synthesis-weight: none;
  --black: #0d0f0e;
  --charcoal: #151817;
  --charcoal-2: #1d211f;
  --ivory: #f4f1ea;
  --off-white: #faf9f4;
  --concrete: #b9b8b0;
  --stone: #7d817b;
  --olive: #363b35;
  --bronze: #a7835b;
  --bronze-soft: #d6c2a5;
  --line-dark: rgba(244, 241, 234, 0.16);
  --line-light: rgba(13, 15, 14, 0.13);
  --max: 1520px;
  --gutter: clamp(22px, 4.4vw, 76px);
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --ease-architect: cubic-bezier(0.77, 0, 0.175, 1);
  /* Keep every page in the same typographic family as the homepage services section. */
  --site-font: "Noto Sans TC", "Helvetica Neue", Arial, sans-serif;
  --display: var(--site-font);
  --sans: var(--site-font);
  /* Restore the original English label and technical-information families. */
  --label: "Roboto Condensed", "Arial Narrow", var(--site-font);
  --mono: "SFMono-Regular", Consolas, "Liberation Mono", monospace;
  --serif: var(--site-font);
}

/* Homepage section order — content inside each section remains unchanged. */
body[data-page="home"] main {
  display: flex;
  flex-direction: column;
}

body[data-page="home"] main > .hero-cinema { order: 1; }
body[data-page="home"] main > .studio-intro { order: 2; }
body[data-page="home"] main > .project-stage { order: 3; }
body[data-page="home"] main > .project-archive { order: 4; }
body[data-page="home"] main > .finale-cta { order: 5; }
body[data-page="home"] main > .home-services { order: 6; }
body[data-page="home"] main > .principal-profile { order: 8; }

/* The former site-method introduction is intentionally removed from the homepage. */
body[data-page="home"] .studio-intro[hidden] {
  display: none;
}

/* Remove the Projects archive introduction while keeping the project list intact. */
body[data-page="projects"] .page-hero {
  display: none;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--black);
}

body {
  margin: 0;
  overflow-x: hidden;
  color: var(--ivory);
  background: var(--black);
  font-family: var(--sans);
  line-height: 1.72;
  text-rendering: optimizeLegibility;
}

body.menu-open {
  overflow: hidden;
}

body::before {
  position: fixed;
  z-index: 100;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.055;
  background-image:
    linear-gradient(90deg, rgba(250, 249, 244, 0.64) 1px, transparent 1px),
    linear-gradient(180deg, rgba(250, 249, 244, 0.44) 1px, transparent 1px);
  background-size: 8vw 8vw;
  mask-image: linear-gradient(180deg, black, transparent 70%);
}

body::after {
  position: fixed;
  z-index: 101;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.08;
  background-image:
    radial-gradient(circle at 30% 20%, rgba(255, 255, 255, 0.7), transparent 1px),
    radial-gradient(circle at 70% 80%, rgba(255, 255, 255, 0.5), transparent 1px);
  background-size: 9px 9px, 13px 13px;
  mix-blend-mode: soft-light;
}

img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
input,
textarea,
select {
  font: inherit;
}

button {
  color: inherit;
}

::selection {
  color: var(--black);
  background: var(--bronze-soft);
}

.skip-link {
  position: fixed;
  z-index: 200;
  top: 14px;
  left: 14px;
  padding: 10px 14px;
  color: var(--black);
  background: var(--ivory);
  transform: translateY(-150%);
  transition: transform 260ms var(--ease);
}

.skip-link:focus {
  transform: translateY(0);
}

.page-loader {
  position: fixed;
  z-index: 190;
  inset: 0;
  display: grid;
  place-items: center;
  background: var(--black);
  opacity: 1;
  visibility: visible;
  transition: opacity 700ms var(--ease), visibility 700ms;
}

.page-loader img {
  width: min(42vw, 360px);
  height: auto;
  max-height: 42vh;
  object-fit: contain;
  opacity: 0;
  animation: splash-logo-in 700ms var(--ease) 120ms forwards;
}

.page-loader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.splash-seen .page-loader {
  display: none;
}

@keyframes splash-logo-in {
  from { opacity: 0; transform: scale(0.94); }
  to { opacity: 1; transform: scale(1); }
}

@media (prefers-reduced-motion: reduce) {
  .page-loader img {
    animation: none;
    opacity: 1;
  }
}

/* Home / real challenge case cards */
body[data-page="home"] .challenge-card--story {
  min-height: clamp(256px, 19.2vw, 296px);
  cursor: pointer;
}

body[data-page="home"] .challenge-card--story .challenge-card__content {
  gap: 0;
}

body[data-page="home"] .challenge-card--story h3 {
  margin: clamp(18px, 1.6vw, 28px) 0 10px;
  font-size: clamp(15px, 1.08vw, 18px);
  line-height: 1.45;
}

.challenge-card__subtitle,
.challenge-card__preview {
  margin: 0;
  color: rgba(13, 15, 14, 0.64);
}

.challenge-card__subtitle {
  font-size: 11px;
  line-height: 1.65;
  letter-spacing: 0.03em;
}

.challenge-card__preview {
  margin-top: 10px;
  font-size: 12px;
  line-height: 1.65;
}

body[data-page="home"] .challenge-card--story .challenge-card__link {
  margin-top: auto;
  padding-top: 16px;
}

body[data-page="home"] .challenge-card--story:focus-visible {
  outline: 1px solid var(--bronze);
  outline-offset: 5px;
}

body[data-page="home"] .challenge-card--story:focus-visible .challenge-card__media img {
  transform: scale(1.03);
}

body[data-page="home"] .challenge-card--story:focus-visible .challenge-card__link {
  color: var(--black);
  transform: translateX(5px);
}

body[data-page="home"] .challenge-card--story:focus-visible .challenge-card__link b {
  background: var(--bronze);
  transform: translateX(3px) rotate(-18deg);
}

@media (max-width: 980px) {
  body[data-page="home"] .challenge-card--story {
    min-height: 272px;
  }
}

@media (max-width: 680px) {
  body[data-page="home"] .challenge-card--story {
    min-height: 264px;
  }

  .challenge-card__preview {
    font-size: 11px;
  }
}

/* Real challenge reader — cover image, preview and long-form story only. */
body[data-page="challenge-road"] .case-reader {
  background: var(--off-white);
  color: var(--black);
}

.case-reader__hero {
  position: relative;
  display: grid;
  min-height: min(396px, 43svh);
  overflow: hidden;
  isolation: isolate;
  color: var(--ivory);
}

.case-reader__hero::after {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(8, 10, 9, 0.9) 0%, rgba(8, 10, 9, 0.7) 48%, rgba(8, 10, 9, 0.32) 100%);
}

.case-reader__hero > img {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
}

.case-reader__hero-content {
  align-self: end;
  width: min(100% - (var(--gutter) * 2), 1120px);
  margin: 0 var(--gutter);
  padding: clamp(64px, 7vw, 112px) 0 clamp(34px, 4vw, 62px);
}

.case-reader__eyebrow,
.case-reader__label {
  margin: 0;
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.17em;
  line-height: 1.5;
  text-transform: uppercase;
}

.case-reader__eyebrow {
  color: rgba(244, 241, 234, 0.78);
}

.case-reader__hero h1 {
  max-width: none;
  margin: clamp(18px, 2vw, 28px) 0 clamp(14px, 1.6vw, 22px);
  font-family: var(--sans);
  font-size: clamp(32px, 3.8vw, 58px);
  font-weight: 800;
  letter-spacing: -0.055em;
  line-height: 1.13;
  white-space: nowrap;
}

.case-reader__preview {
  position: relative;
  z-index: 1;
  max-width: 72rem;
  margin: 0;
  color: #fff !important;
  font-size: clamp(16px, 1.45vw, 21px);
  line-height: 1.85;
}

.case-reader__article {
  width: min(100% - (var(--gutter) * 2), 820px);
  margin: 0 auto;
  padding: clamp(40px, 5vw, 100px) 0 clamp(140px, 16vw, 250px);
}

.case-reader__layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(250px, 290px);
  gap: clamp(44px, 7vw, 132px);
  width: min(100% - (var(--gutter) * 2), 1240px);
  margin: 0 auto;
  /* Preserve the ending whitespace without extending the sticky sidebar track. */
  padding-bottom: clamp(140px, 16vw, 250px);
}

.case-reader__layout .case-reader__article {
  width: 100%;
  max-width: 820px;
  margin: 0;
  padding-left: clamp(60px, 5vw, 80px);
  padding-bottom: 0;
  box-sizing: border-box;
  justify-self: end;
}

.case-reader__aside {
  /* Keep this grid item as tall as the article so its sticky child has
     the full article length in which to remain pinned. */
  align-self: stretch;
  align-content: start;
  display: grid;
  gap: 28px;
  padding-top: clamp(32px, 3.2vw, 40px);
}

.case-reader__contents {
  align-self: start;
  position: sticky;
  z-index: 1;
  /* Keep the sticky contents below the fixed site header. */
  top: clamp(124px, 8vw, 150px);
  max-height: calc(100svh - 160px);
  overflow-y: auto;
  scrollbar-width: thin;
  padding: 32px 38px 25px;
  border-top: 2px solid var(--bronze);
  background: #efeee9;
}

.case-reader__contents > p {
  margin: 0;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.5;
}

.case-reader__contents h2 {
  margin: 13px 0 11px;
  padding-bottom: 11px;
  border-bottom: 1px solid rgba(13, 15, 14, 0.15);
  font-family: var(--serif);
  font-size: clamp(26px, 2.2vw, 35px);
  font-weight: 400;
}

.case-reader__contents nav {
  display: grid;
}

.case-reader__contents a {
  display: grid;
  grid-template-columns: 31px minmax(0, 1fr);
  gap: 10px;
  padding: 11px 0;
  border-bottom: 1px solid rgba(13, 15, 14, 0.13);
  color: rgba(13, 15, 14, 0.68);
  font-size: 14.5px;
  line-height: 1.5;
  transition: color 320ms var(--ease), padding-left 320ms var(--ease);
}

.case-reader__contents a span {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.case-reader__contents a:hover,
.case-reader__contents a:focus-visible {
  padding-left: 8px;
  color: var(--black);
}

.case-reader__related {
  padding: 28px 30px 24px;
  border-top: 1px solid var(--black);
  background: var(--black);
  color: var(--ivory);
}

.case-reader__related > p {
  margin: 0;
  color: var(--bronze-soft);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
}

.case-reader__related h2 {
  margin: 18px 0 20px;
  font-family: var(--serif);
  font-size: clamp(25px, 2vw, 32px);
  font-weight: 400;
  letter-spacing: -0.04em;
}

.case-reader__related nav {
  display: grid;
  border-top: 1px solid rgba(244, 241, 234, 0.24);
}

.case-reader__related a {
  display: grid;
  grid-template-columns: 24px minmax(0, 1fr);
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px solid rgba(244, 241, 234, 0.18);
  color: rgba(244, 241, 234, 0.8);
  font-size: 13px;
  line-height: 1.5;
  transition: color 280ms var(--ease), padding-left 280ms var(--ease);
}

.case-reader__related a span {
  color: var(--bronze-soft);
  font-family: var(--mono);
  font-size: 8px;
  font-weight: 700;
  letter-spacing: 0.1em;
}

.case-reader__related a:hover,
.case-reader__related a:focus-visible {
  padding-left: 6px;
  color: var(--ivory);
}

.case-reader__label {
  display: flex;
  align-items: center;
  gap: 17px;
  color: var(--bronze);
}

.case-reader__label::before {
  width: 50px;
  height: 1px;
  content: "";
  background: currentColor;
}

.case-reader__article h2 {
  max-width: 13ch;
  margin: 30px 0 clamp(24px, 3vw, 36px);
  font-family: var(--serif);
  font-size: clamp(36px, 4.5vw, 66px);
  font-weight: 400;
  letter-spacing: -0.055em;
  line-height: 1.25;
}

body[data-page="challenge-road"] #story-title {
  max-width: none;
  font-size: clamp(25px, 3.15vw, 46px);
  white-space: nowrap;
}

/* The five companion case pages share the reader layout but carry longer titles. */
body[data-page="challenge-road"] .case-reader--long-title #story-title {
  white-space: normal;
}

.case-reader__copy {
  max-width: 46.2rem;
  padding-top: clamp(30px, 4vw, 52px);
  border-top: 1px solid rgba(13, 15, 14, 0.2);
}

.case-reader__copy p {
  margin: 0;
  color: rgba(13, 15, 14, 0.77);
  font-size: clamp(17px, 1.45vw, 20px);
  line-height: 2.08;
  text-indent: 2em;
}

.case-reader__copy p + p {
  margin-top: 2.05em;
}

body[data-page="challenge-road"] .case-reader__cta {
  display: flex;
  width: fit-content !important;
  max-width: 100%;
  min-width: 0;
  color: var(--ivory);
  font-family: var(--label);
  font-weight: 500;
  letter-spacing: 0.12em;
  background: var(--black);
  transition: background 420ms var(--ease), transform 420ms var(--ease);
  font-size: calc(12px * 1.1);
  padding: 14.4px 24.2px;
  margin: clamp(60px, 6vw, 90px) auto 0 !important;
  margin-inline: auto !important;
  justify-self: center;
  align-self: center;
  justify-content: flex-start;
  gap: 0;
  box-sizing: border-box;
}

body[data-page="challenge-road"] .case-reader__cta span {
  font-family: var(--sans);
  font-size: 17px;
  transition: transform 420ms var(--ease);
}

body[data-page="challenge-road"] .case-reader__cta:hover {
  background: var(--bronze);
  transform: translateY(-2px);
}

body[data-page="challenge-road"] .case-reader__cta:hover span {
  transform: translate(3px, -3px);
}

@media (max-width: 680px) {
  .case-reader__hero {
    min-height: min(374px, 46.2svh);
  }

  .case-reader__hero::after {
    background: linear-gradient(180deg, rgba(8, 10, 9, 0.76), rgba(8, 10, 9, 0.87));
  }

  .case-reader__hero-content {
    width: calc(100% - 44px);
    margin: 0 22px;
    padding: 76px 0 32px;
  }

  .case-reader__hero h1 {
    font-size: clamp(18px, 5vw, 26px);
    letter-spacing: -0.04em;
  }

  .case-reader__article {
    width: calc(100% - 44px);
    padding: 56px 0 130px;
  }

  .case-reader__layout {
    display: flex;
    flex-direction: column;
    width: calc(100% - 44px);
    padding-bottom: 0;
  }

  .case-reader__layout .case-reader__article {
    order: 2;
    width: 100%;
    padding-left: 0;
    justify-self: stretch;
  }

  .case-reader__aside {
    position: static;
    order: 1;
    width: 100%;
    padding-top: 24px;
  }

  .case-reader__contents {
    position: static;
    max-height: none;
    overflow: visible;
    padding: 28px 24px 21px;
  }

  .case-reader__article h2 {
    margin-top: 24px;
  }

  body[data-page="challenge-road"] #story-title {
    white-space: normal;
  }

  .case-reader__copy p {
    font-size: 16px;
    line-height: 2;
  }
}

/* Case study / Building-line access story */
body[data-page="challenge-road"] {
  background: var(--off-white);
  color: var(--black);
}

body[data-page="challenge-road"] .site-header {
  background: rgba(250, 249, 244, 0.92);
}

body[data-page="challenge-road"] .brand,
body[data-page="challenge-road"] .desktop-nav a,
body[data-page="challenge-road"] .menu-toggle {
  color: var(--black);
}

body[data-page="challenge-road"] .menu-toggle i,
body[data-page="challenge-road"] .menu-toggle i::before,
body[data-page="challenge-road"] .menu-toggle i::after {
  background: var(--black);
}

.case-study {
  overflow: clip;
  background:
    linear-gradient(rgba(13, 15, 14, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 15, 14, 0.03) 1px, transparent 1px),
    var(--off-white);
  background-size: 100% 110px, 110px 100%, auto;
}

.case-study__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto;
  padding-top: clamp(112px, 10vw, 154px);
  color: rgba(13, 15, 14, 0.52);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
  line-height: 1.55;
  text-transform: uppercase;
}

.case-study__breadcrumb a {
  color: inherit;
  text-decoration: none;
  transition: color 300ms var(--ease);
}

.case-study__breadcrumb a:hover,
.case-study__breadcrumb a:focus-visible {
  color: var(--bronze);
}

.case-study__breadcrumb strong {
  max-width: min(50vw, 36rem);
  overflow: hidden;
  color: var(--black);
  font-weight: 700;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.case-study__hero {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) minmax(300px, 0.92fr);
  gap: clamp(46px, 7vw, 130px);
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  min-height: max(790px, 100svh);
  margin-inline: auto;
  padding: clamp(48px, 6vw, 96px) 0 clamp(80px, 9vw, 145px);
}

.case-study__hero-image {
  align-self: start;
  height: min(74vw, 870px);
  min-height: 640px;
  overflow: hidden;
}

.case-study__hero-image img,
.case-chapter__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 900ms var(--ease);
}

.case-study__hero-image:hover img,
.case-chapter:hover .case-chapter__image img {
  transform: scale(1.025);
}

.case-study__hero-copy {
  align-self: center;
  padding-top: clamp(44px, 5vw, 88px);
}

.case-study__case,
.case-section-label,
.case-chapter__number {
  margin: 0;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.7;
  text-transform: uppercase;
}

.case-study__case span {
  color: rgba(13, 15, 14, 0.52);
}

.case-study__hero h1 {
  max-width: 9.5ch;
  margin: clamp(28px, 4vw, 58px) 0 28px;
  font-family: var(--serif);
  font-size: clamp(44px, 5vw, 80px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.055em;
}

.case-study__rule {
  display: block;
  width: 74px;
  height: 1px;
  background: var(--black);
}

.case-study__lede {
  max-width: 25ch;
  margin: 28px 0 clamp(56px, 7vw, 112px);
  color: rgba(13, 15, 14, 0.65);
  font-size: clamp(16px, 1.38vw, 21px);
  line-height: 1.8;
}

.case-study__hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 24px clamp(38px, 5vw, 75px);
  padding-top: 18px;
  border-top: 1px solid rgba(13, 15, 14, 0.25);
}

.case-study__hero-meta p {
  margin: 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  line-height: 1.85;
  text-transform: uppercase;
}

.case-problem {
  display: grid;
  grid-template-columns: minmax(160px, 0.6fr) minmax(0, 2fr);
  gap: clamp(40px, 8vw, 155px);
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
  padding: clamp(100px, 12vw, 200px) 0;
  border-top: 1px solid rgba(13, 15, 14, 0.28);
}

.case-problem__content h2 {
  max-width: 13ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(42px, 6vw, 94px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.06em;
}

.case-problem__content h2 span {
  color: var(--bronze);
  font-size: 1.17em;
}

.case-problem__content > p {
  max-width: 36ch;
  margin: clamp(34px, 5vw, 66px) 0 0;
  color: rgba(13, 15, 14, 0.7);
  font-size: clamp(16px, 1.3vw, 20px);
  line-height: 1.9;
}

.case-problem__content blockquote {
  max-width: 23ch;
  margin: clamp(50px, 7vw, 105px) 0 0;
  font-family: var(--serif);
  font-size: clamp(26px, 3.3vw, 50px);
  font-weight: 400;
  line-height: 1.38;
  letter-spacing: -0.045em;
}

.case-data {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
  padding-bottom: clamp(98px, 11vw, 180px);
}

.case-data dl {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  margin: 0;
  border-top: 1px solid rgba(13, 15, 14, 0.25);
  border-left: 1px solid rgba(13, 15, 14, 0.25);
}

.case-data dl div {
  min-height: 118px;
  padding: 18px;
  border-right: 1px solid rgba(13, 15, 14, 0.25);
  border-bottom: 1px solid rgba(13, 15, 14, 0.25);
}

.case-data dt {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.case-data dd {
  margin: 26px 0 0;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  line-height: 1.6;
  text-transform: uppercase;
}

.case-study__contents {
  display: grid;
  grid-template-columns: minmax(180px, 0.72fr) minmax(0, 2fr);
  gap: clamp(38px, 8vw, 150px);
  align-items: start;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto clamp(95px, 12vw, 180px);
  padding: clamp(30px, 4vw, 58px) 0;
  border-top: 1px solid rgba(13, 15, 14, 0.25);
  border-bottom: 1px solid rgba(13, 15, 14, 0.25);
}

.case-study__contents h2 {
  margin: 16px 0 0;
  font-family: var(--serif);
  font-size: clamp(29px, 3vw, 48px);
  font-weight: 400;
  letter-spacing: -0.045em;
  line-height: 1.25;
}

.case-study__contents nav {
  display: grid;
  border-top: 1px solid rgba(13, 15, 14, 0.17);
}

.case-study__contents a {
  display: grid;
  grid-template-columns: 36px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 15px 0;
  border-bottom: 1px solid rgba(13, 15, 14, 0.17);
  color: rgba(13, 15, 14, 0.55);
  font-size: clamp(14px, 1.2vw, 17px);
  line-height: 1.6;
  text-decoration: none;
  transition: color 380ms var(--ease), padding-left 380ms var(--ease);
}

.case-study__contents a span {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
}

.case-study__contents a:hover,
.case-study__contents a:focus-visible,
.case-study__contents a.is-active {
  padding-left: 10px;
  color: var(--black);
}

[data-case-section] {
  scroll-margin-top: 150px;
}

.case-chapters {
  padding: clamp(95px, 12vw, 190px) 0;
  background: var(--black);
  color: var(--ivory);
}

.case-chapter {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: clamp(40px, 8vw, 150px);
  align-items: center;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.case-chapter + .case-chapter {
  margin-top: clamp(110px, 16vw, 250px);
}

.case-chapter--image-left .case-chapter__image {
  order: -1;
}

.case-chapter__copy {
  max-width: 470px;
}

.case-chapter__number {
  color: rgba(244, 241, 234, 0.55);
}

.case-chapter__copy h2 {
  margin: 20px 0 25px;
  font-family: var(--serif);
  font-size: clamp(35px, 4.4vw, 68px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.05em;
}

.case-chapter__copy > p {
  margin: 0;
  color: rgba(244, 241, 234, 0.72);
  font-size: clamp(15px, 1.2vw, 18px);
  line-height: 2;
}

.case-chapter__image {
  width: min(100%, 700px);
  height: clamp(370px, 42vw, 680px);
  overflow: hidden;
}

.case-chapter--image-right .case-chapter__image {
  justify-self: end;
}

.case-chapter__image--wide {
  width: min(100%, 760px);
}

.case-chapter__image--offset {
  width: min(100%, 590px);
  transform: translateX(clamp(-14px, -3vw, -55px));
}

.case-chapter details {
  margin-top: 28px;
  border-top: 1px solid rgba(244, 241, 234, 0.28);
}

.case-chapter summary {
  display: flex;
  justify-content: space-between;
  padding: 14px 0;
  cursor: pointer;
  color: var(--ivory);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.15em;
  list-style: none;
  text-transform: uppercase;
}

.case-chapter summary::-webkit-details-marker {
  display: none;
}

.case-chapter details summary span {
  transition: transform 400ms var(--ease);
}

.case-chapter details[open] summary span {
  transform: rotate(90deg);
}

.case-chapter details p {
  margin: 0;
  padding: 0 0 8px;
  color: rgba(244, 241, 234, 0.65);
  font-size: 14px;
  line-height: 1.9;
}

.invisible-line {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: clamp(120px, 17vw, 260px) auto;
  padding: clamp(58px, 8vw, 130px) 0;
  border-top: 1px solid rgba(244, 241, 234, 0.35);
  border-bottom: 1px solid rgba(244, 241, 234, 0.35);
}

.invisible-line header h2 {
  max-width: 13ch;
  margin: 20px 0 clamp(50px, 7vw, 95px);
  font-family: var(--serif);
  font-size: clamp(35px, 5vw, 74px);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.055em;
}

.invisible-line__diagram {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  min-height: 220px;
  border-top: 1px solid rgba(244, 241, 234, 0.46);
  border-bottom: 1px solid rgba(244, 241, 234, 0.46);
}

.invisible-line__side {
  display: grid;
  gap: 12px;
  padding: 32px 0;
}

.invisible-line__side--cadastre {
  text-align: right;
}

.invisible-line__side p,
.invisible-line__marker span {
  margin: 0;
  color: rgba(244, 241, 234, 0.5);
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.invisible-line__side strong {
  font-family: var(--serif);
  font-size: clamp(30px, 3.4vw, 52px);
  font-weight: 400;
  letter-spacing: -0.04em;
}

.invisible-line__side span {
  color: rgba(244, 241, 234, 0.72);
  font-size: 14px;
}

.invisible-line__marker {
  position: relative;
  display: grid;
  place-items: center;
  width: clamp(100px, 13vw, 190px);
  min-height: 220px;
}

.invisible-line__marker i {
  display: block;
  width: 1px;
  height: 130px;
  background: var(--bronze);
}

.invisible-line__marker span {
  position: absolute;
  bottom: 25px;
  color: var(--bronze);
  white-space: nowrap;
}

.case-outcome {
  display: grid;
  grid-template-columns: minmax(160px, 0.6fr) minmax(0, 2fr);
  gap: clamp(40px, 8vw, 155px);
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
  padding: clamp(110px, 14vw, 225px) 0;
}

.case-outcome h2 {
  max-width: 11ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(44px, 6.2vw, 98px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.065em;
}

.case-outcome div > p {
  max-width: 38ch;
  margin: clamp(40px, 6vw, 92px) 0 0;
  color: rgba(13, 15, 14, 0.68);
  font-size: clamp(16px, 1.25vw, 19px);
  line-height: 1.95;
}

.case-insight {
  padding: clamp(115px, 17vw, 270px) var(--gutter);
  background: var(--bronze);
  color: var(--black);
  text-align: center;
}

.case-insight .case-section-label {
  color: rgba(13, 15, 14, 0.62);
}

.case-insight blockquote {
  max-width: 15ch;
  margin: clamp(44px, 7vw, 100px) auto 0;
  font-family: var(--serif);
  font-size: clamp(42px, 6.3vw, 102px);
  font-weight: 400;
  line-height: 1.14;
  letter-spacing: -0.065em;
}

.case-next {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 26px;
  align-items: center;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto clamp(80px, 10vw, 150px);
  padding: clamp(35px, 4vw, 60px) 0;
  border-bottom: 1px solid rgba(13, 15, 14, 0.28);
}

.case-next a {
  display: grid;
  gap: 12px;
  color: var(--black);
}

.case-next a span,
.case-next > p {
  margin: 0;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.case-next a small,
.case-next a strong {
  font-family: var(--serif);
  font-size: clamp(19px, 2vw, 31px);
  font-weight: 400;
  line-height: 1.3;
}

.case-next__following {
  justify-self: end;
  text-align: right;
}

.case-next a:hover span {
  color: var(--black);
}

@media (max-width: 820px) {
  .case-study__hero,
  .case-problem,
  .case-outcome,
  .case-study__contents {
    grid-template-columns: 1fr;
  }

  .case-study__hero {
    min-height: 0;
    gap: 46px;
    padding-top: 42px;
  }

  .case-study__hero-image {
    height: min(120vw, 720px);
    min-height: 0;
  }

  .case-study__hero-copy {
    padding-top: 0;
  }

  .case-data dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-chapter {
    grid-template-columns: 1fr;
  }

  .case-chapter--image-left .case-chapter__image {
    order: initial;
  }

  .case-chapter__image,
  .case-chapter--image-right .case-chapter__image,
  .case-chapter__image--offset {
    width: 100%;
    height: min(112vw, 620px);
    justify-self: stretch;
    transform: none;
  }

  .case-chapter--image-right .case-chapter__copy {
    order: 1;
  }

  .invisible-line__diagram {
    min-height: 0;
  }
}

@media (max-width: 560px) {
  .case-study {
    background-size: 100% 76px, 76px 100%, auto;
  }

  .case-study__breadcrumb {
    padding-top: 102px;
    font-size: 9px;
  }

  .case-study__breadcrumb strong {
    max-width: 100%;
  }

  .case-study__hero h1 {
    font-size: clamp(39px, 11vw, 58px);
  }

  .case-problem,
  .case-outcome {
    gap: 22px;
    padding: 84px 0;
  }

  .case-data dl {
    grid-template-columns: 1fr;
  }

  .case-data dl div {
    min-height: 88px;
  }

  .case-data dd {
    margin-top: 14px;
  }

  .case-study__contents {
    gap: 25px;
    margin-bottom: 85px;
    padding-block: 26px;
  }

  .case-study__contents a:hover,
  .case-study__contents a:focus-visible,
  .case-study__contents a.is-active {
    padding-left: 0;
  }

  .invisible-line__diagram {
    grid-template-columns: 1fr;
    gap: 0;
    padding: 12px 0;
  }

  .invisible-line__side--cadastre {
    text-align: left;
  }

  .invisible-line__marker {
    width: 100%;
    min-height: 86px;
  }

  .invisible-line__marker i {
    height: 55px;
  }

  .invisible-line__marker span {
    right: 0;
    bottom: 0;
  }

  .case-next {
    grid-template-columns: 1fr auto;
  }

  .case-next > p {
    display: none;
  }

  .case-next__following {
    grid-column: 1 / -1;
    justify-self: start;
    text-align: left;
    padding-top: 18px;
    border-top: 1px solid rgba(13, 15, 14, 0.2);
  }
}

/* Challenge stories / editorial reading page */
body[data-page="challenges"] {
  background: var(--off-white);
  color: var(--black);
}

body[data-page="challenges"] .site-header {
  background: rgba(250, 249, 244, 0.92);
}

body[data-page="challenges"] .brand,
body[data-page="challenges"] .desktop-nav a,
body[data-page="challenges"] .menu-toggle {
  color: var(--black);
}

body[data-page="challenges"] .menu-toggle i,
body[data-page="challenges"] .menu-toggle i::before,
body[data-page="challenges"] .menu-toggle i::after {
  background: var(--black);
}

.challenge-stories {
  overflow: clip;
  background:
    linear-gradient(rgba(13, 15, 14, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 15, 14, 0.035) 1px, transparent 1px),
    var(--off-white);
  background-size: 100% 92px, 92px 100%, auto;
}

.challenge-stories__hero,
.challenge-stories__list,
.challenge-stories__closing {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.challenge-stories__hero {
  padding: clamp(170px, 17vw, 255px) 0 clamp(80px, 9vw, 145px);
}

.challenge-stories__hero h1 {
  max-width: 11ch;
  margin: 20px 0 38px;
  font-family: var(--serif);
  font-size: clamp(48px, 7.4vw, 112px);
  font-weight: 400;
  line-height: 1.06;
  letter-spacing: -0.055em;
}

.challenge-stories__hero-copy {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  max-width: 870px;
  gap: clamp(28px, 5vw, 78px);
  padding-top: 25px;
  border-top: 1px solid rgba(13, 15, 14, 0.24);
}

.challenge-stories__hero-copy p {
  margin: 0;
  font-size: clamp(14px, 1.08vw, 17px);
  line-height: 1.9;
}

.challenge-stories__toc {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  margin-top: clamp(58px, 7vw, 110px);
  border-top: 1px solid rgba(13, 15, 14, 0.2);
  border-left: 1px solid rgba(13, 15, 14, 0.2);
}

.challenge-stories__toc a {
  display: flex;
  gap: 13px;
  align-items: center;
  min-height: 60px;
  padding: 14px 18px;
  border-right: 1px solid rgba(13, 15, 14, 0.2);
  border-bottom: 1px solid rgba(13, 15, 14, 0.2);
  color: rgba(13, 15, 14, 0.72);
  font-size: 12px;
  letter-spacing: 0.04em;
  transition: background-color 360ms var(--ease), color 360ms var(--ease);
}

.challenge-stories__toc a span,
.challenge-story__number {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
}

.challenge-stories__toc a:hover,
.challenge-stories__toc a:focus-visible {
  background: rgba(13, 15, 14, 0.94);
  color: var(--ivory);
}

.challenge-stories__list {
  padding-bottom: clamp(80px, 10vw, 150px);
}

.challenge-story {
  display: grid;
  grid-template-columns: minmax(160px, 0.75fr) minmax(0, 2.25fr);
  gap: clamp(34px, 7vw, 130px);
  padding: clamp(72px, 9vw, 145px) 0;
  border-top: 1px solid rgba(13, 15, 14, 0.26);
  scroll-margin-top: 130px;
}

.challenge-story__header {
  display: contents;
}

.challenge-story__number {
  margin: 6px 0 0;
  line-height: 1.4;
}

.challenge-story__header h2 {
  max-width: 16ch;
  margin: 15px 0 20px;
  font-family: var(--serif);
  font-size: clamp(38px, 5.3vw, 78px);
  font-weight: 400;
  line-height: 1.12;
  letter-spacing: -0.05em;
}

.challenge-story__subtitle {
  max-width: 47ch;
  margin: 0;
  color: rgba(13, 15, 14, 0.64);
  font-size: clamp(14px, 1.12vw, 17px);
  line-height: 1.8;
}

.challenge-story__body {
  grid-column: 2;
  max-width: 690px;
  margin-top: clamp(12px, 2.5vw, 35px);
}

.challenge-story__body > p {
  margin: 0 0 1.5em;
  font-size: clamp(16px, 1.22vw, 19px);
  line-height: 2;
}

.challenge-story__meta {
  margin-top: clamp(40px, 5vw, 74px);
  padding-top: 22px;
  border-top: 1px solid rgba(13, 15, 14, 0.22);
}

.challenge-story__meta p {
  margin: 0;
  color: rgba(13, 15, 14, 0.72);
  font-size: 12px;
  line-height: 1.8;
  letter-spacing: 0.04em;
}

.challenge-story__meta p span {
  display: block;
  margin-bottom: 8px;
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.challenge-story__meta blockquote {
  max-width: 34ch;
  margin: 32px 0 0;
  padding: 0;
  border: 0;
  font-family: var(--serif);
  font-size: clamp(25px, 2.8vw, 42px);
  font-weight: 400;
  line-height: 1.35;
  letter-spacing: -0.035em;
}

.challenge-stories__closing {
  display: grid;
  grid-template-columns: minmax(0, 1.35fr) auto;
  gap: clamp(36px, 8vw, 140px);
  align-items: end;
  margin-bottom: clamp(70px, 9vw, 145px);
  padding: clamp(35px, 4.5vw, 70px) 0;
  border-top: 1px solid rgba(13, 15, 14, 0.28);
  border-bottom: 1px solid rgba(13, 15, 14, 0.28);
}

.challenge-stories__closing p {
  max-width: 43ch;
  margin: 0;
  font-family: var(--serif);
  font-size: clamp(28px, 3.2vw, 48px);
  line-height: 1.35;
  letter-spacing: -0.04em;
}

.challenge-stories__closing a {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  justify-content: center;
  min-height: 56px;
  padding: 0 26px;
  background: var(--black);
  color: var(--ivory);
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  transition: background-color 360ms var(--ease), color 360ms var(--ease);
}

.challenge-stories__closing a:hover,
.challenge-stories__closing a:focus-visible {
  background: var(--bronze);
  color: var(--black);
}

@media (max-width: 760px) {
  .challenge-stories__hero {
    padding-top: 145px;
  }

  .challenge-stories__hero-copy,
  .challenge-stories__toc,
  .challenge-stories__closing {
    grid-template-columns: 1fr;
  }

  .challenge-stories__toc {
    gap: 0;
  }

  .challenge-story {
    grid-template-columns: 1fr;
    gap: 20px;
    padding: 76px 0;
  }

  .challenge-story__body {
    grid-column: auto;
    margin-top: 0;
  }

  .challenge-stories__closing {
    align-items: start;
  }

  .challenge-stories__closing a {
    width: 100%;
  }
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1,
h2,
h3 {
  font-family: var(--display);
  font-weight: 400;
  letter-spacing: -0.055em;
}

p {
  color: rgba(244, 241, 234, 0.72);
}

.site-header {
  position: fixed;
  z-index: 120;
  top: 22px;
  left: 50%;
  display: grid;
  grid-template-columns: minmax(280px, 1fr) auto;
  gap: clamp(20px, 4vw, 76px);
  align-items: center;
  width: min(calc(100% - 44px), 1500px);
  min-height: 74px;
  padding: 14px 18px;
  border: 1px solid rgba(244, 241, 234, 0.14);
  color: var(--ivory);
  background: rgba(13, 15, 14, 0.42);
  backdrop-filter: blur(20px) saturate(130%);
  transform: translateX(-50%);
  transition:
    transform 520ms var(--ease),
    background 420ms var(--ease),
    border-color 420ms var(--ease),
    color 420ms var(--ease);
}

.site-header.is-scrolled {
  border-color: rgba(13, 15, 14, 0.09);
  color: var(--black);
  background: rgba(250, 249, 244, 0.82);
}

.site-header.is-hidden {
  transform: translate(-50%, -120%);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 15px;
  width: max-content;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 50px;
  height: 50px;
  border: 1px solid currentColor;
  font-family: var(--display);
  font-size: 15px;
  letter-spacing: 0.13em;
}

.brand-logo {
  width: 83px;
  height: 43px;
  flex: 0 0 83px;
  object-fit: contain;
}

.brand-text {
  display: grid;
  gap: 1px;
  text-transform: uppercase;
}

.brand-text strong {
  font-size: 15px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.brand-text small {
  color: currentColor;
  opacity: 0.66;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.18em;
}

.desktop-nav {
  display: flex;
  gap: clamp(13px, 1.7vw, 28px);
}

.desktop-nav a,
.menu-toggle,
.eyebrow,
.text-link,
.outline-link,
.solid-link,
.project-row span,
.project-row em,
.project-row small,
.chapter-tag,
.notes-list time,
.filter-controls button,
.project-meta,
.data-list dt {
  font-family: var(--label);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.desktop-nav a {
  position: relative;
  padding: 12px 0;
  opacity: 0.72;
  transition: opacity 260ms var(--ease);
}

/* Header navigation: 11px base label size increased by 50%. */
.desktop-nav a,
.menu-toggle {
  font-size: 15px;
}

.desktop-nav a::after {
  position: absolute;
  left: 0;
  bottom: 8px;
  width: 0;
  height: 1px;
  content: "";
  background: currentColor;
  transition: width 320ms var(--ease);
}

.desktop-nav a:hover,
.desktop-nav a.is-active,
.desktop-nav a:focus-visible {
  opacity: 1;
}

.desktop-nav a:hover::after,
.desktop-nav a.is-active::after,
.desktop-nav a:focus-visible::after {
  width: 100%;
}

.menu-toggle {
  display: inline-flex;
  align-items: center;
  gap: 13px;
  /* Reduce only the Contact-to-Menu grid gap by 50%. */
  margin-left: clamp(-38px, -2vw, -10px);
  border: 0;
  padding: 12px 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle i,
.menu-toggle i::before,
.menu-toggle i::after {
  display: block;
  width: 24px;
  height: 1px;
  content: "";
  background: currentColor;
  transition: transform 360ms var(--ease), opacity 240ms var(--ease), width 260ms var(--ease);
}

.menu-toggle i {
  position: relative;
}

.menu-toggle i::before,
.menu-toggle i::after {
  position: absolute;
  right: 0;
}

.menu-toggle i::before {
  top: -7px;
}

.menu-toggle i::after {
  top: 7px;
  width: 15px;
}

body.menu-open .menu-toggle i {
  transform: rotate(45deg);
}

body.menu-open .menu-toggle i::before {
  transform: translateY(7px) rotate(90deg);
}

body.menu-open .menu-toggle i::after {
  opacity: 0;
}

.site-menu {
  position: fixed;
  z-index: 110;
  inset: 0;
  color: var(--ivory);
  background: transparent;
  visibility: hidden;
  opacity: 0;
  transition: opacity 360ms var(--ease), visibility 360ms;
  pointer-events: none;
}

.site-menu::before {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(5, 7, 6, 0.58);
  opacity: 0;
  transition: opacity 420ms var(--ease);
}

.site-menu.is-open {
  visibility: visible;
  opacity: 1;
  pointer-events: auto;
}

.site-menu.is-open::before {
  opacity: 1;
}

.menu-panel {
  display: grid;
  position: absolute;
  z-index: 1;
  top: 0;
  right: 0;
  grid-template-columns: 1fr;
  gap: 0;
  align-items: start;
  align-content: center;
  width: min(420px, 90vw);
  height: 100dvh;
  min-height: 100%;
  margin: 0;
  padding: 48px clamp(28px, 5vw, 64px);
  overflow-y: auto;
  background:
    radial-gradient(circle at 20% 12%, rgba(167, 131, 91, 0.2), transparent 42%),
    var(--black);
  box-shadow: -24px 0 70px rgba(0, 0, 0, 0.24);
  transform: translateX(100%);
  transition: transform 720ms var(--ease-architect);
}

.site-menu.is-open .menu-panel {
  transform: translateX(0);
}

.site-menu nav {
  display: grid;
  gap: 2rem;
}

.site-menu nav a {
  overflow: hidden;
  color: rgba(244, 241, 234, 0.52);
  font-family: var(--display);
  font-size: clamp(1.625rem, 2.6vw, 2.875rem);
  line-height: 1.3;
  letter-spacing: -0.06em;
  transition: color 360ms var(--ease), transform 520ms var(--ease);
}

.site-menu nav a:hover,
.site-menu nav a:focus-visible {
  color: var(--ivory);
  transform: translateX(14px);
}

.section-shell {
  width: min(calc(100% - var(--gutter)), var(--max));
  margin: 0 auto;
  padding: clamp(110px, 14vw, 210px) 0;
}

.eyebrow {
  margin: 0;
  color: var(--bronze-soft);
}

.hero-cinema {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  background: var(--black);
}

.hero-bg,
.hero-shade,
.hero-bg img,
.finale-media,
.finale-media img {
  position: absolute;
  inset: 0;
}

.hero-bg {
  z-index: -3;
}

.hero-bg img {
  /* Keep the residence as the Hero focal point while cropping more of the lower street edge. */
  object-position: 52% 42%;
  filter: grayscale(0.22) saturate(0.72) contrast(1.08);
  transform: scale(1.04);
  transform-origin: 52% 38%;
}

.hero-shade {
  z-index: -2;
  background:
    linear-gradient(90deg, rgba(13, 15, 14, 0.66) 0%, rgba(13, 15, 14, 0.48) 36%, rgba(13, 15, 14, 0.1) 78%),
    linear-gradient(180deg, rgba(13, 15, 14, 0.2), rgba(13, 15, 14, 0.6));
}

.hero-coordinate {
  position: absolute;
  right: var(--gutter);
  bottom: clamp(32px, 5vw, 70px);
  display: flex;
  gap: 24px;
  color: rgba(244, 241, 234, 0.45);
  font-family: var(--mono);
  font-size: 11px;
  writing-mode: vertical-rl;
}

.hero-content {
  display: grid;
  align-content: end;
  width: min(calc(100% - var(--gutter)), var(--max));
  min-height: 100dvh;
  margin: 0 auto;
  padding: clamp(126px, 16vw, 190px) 0 clamp(46px, 7vw, 90px);
}

.hero-title {
  max-width: 920px;
  margin: clamp(20px, 3vw, 40px) 0 clamp(24px, 4vw, 54px);
  font-size: clamp(42px, 5.5vw, 92px);
  line-height: 1.06;
  letter-spacing: -0.035em;
}

.hero-title span {
  display: block;
}

.hero-title span:nth-child(2) {
  padding-left: clamp(22px, 7vw, 110px);
}

.hero-lower {
  display: grid;
  grid-template-columns: minmax(280px, 430px) auto;
  gap: clamp(28px, 5vw, 72px);
  align-items: end;
  max-width: 760px;
}

.hero-lower p {
  margin: 0;
  font-size: clamp(14px, 1.02vw, 16px);
  line-height: 1.75;
}

.hero-project-rail {
  position: absolute;
  right: clamp(28px, 7vw, 120px);
  top: 42%;
  display: grid;
  gap: 8px;
  min-width: 170px;
  padding-left: 22px;
  border-left: 1px solid rgba(244, 241, 234, 0.26);
  color: rgba(244, 241, 234, 0.62);
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.hero-project-rail strong {
  color: var(--ivory);
  font-family: var(--display);
  font-size: 24px;
  font-weight: 400;
  letter-spacing: -0.035em;
  text-transform: uppercase;
}

.text-link,
.outline-link,
.solid-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: max-content;
  min-height: 46px;
  transition: transform 260ms var(--ease), color 260ms var(--ease), background 260ms var(--ease), border-color 260ms var(--ease);
}

.text-link {
  gap: 18px;
}

.text-link::after {
  width: 54px;
  height: 1px;
  content: "";
  background: currentColor;
  transition: width 260ms var(--ease), transform 260ms var(--ease);
}

.text-link:hover::after,
.text-link:focus-visible::after {
  width: 76px;
  transform: translateX(4px);
}

.text-link.light {
  color: var(--ivory);
}

.outline-link,
.solid-link {
  border: 1px solid currentColor;
  padding: 15px 22px;
}

.outline-link:hover,
.outline-link:focus-visible {
  color: var(--black);
  background: var(--ivory);
}

.solid-link {
  border-color: var(--ivory);
  color: var(--black);
  background: var(--ivory);
}

.solid-link:hover,
.solid-link:focus-visible {
  border-color: var(--bronze-soft);
  background: var(--bronze-soft);
}

.studio-manifesto,
.studio-intro {
  color: var(--black);
  background: var(--off-white);
  width: 100%;
  max-width: none;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.chapter-tag {
  display: flex;
  justify-content: space-between;
  gap: 24px;
  max-width: var(--max);
  margin: 0 auto clamp(44px, 7vw, 96px);
  padding-top: 18px;
  border-top: 1px solid var(--line-light);
  color: var(--stone);
}

.manifesto-grid,
.studio-intro-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: clamp(44px, 7vw, 118px);
  align-items: center;
  max-width: var(--max);
  margin: 0 auto;
}

.manifesto-text h2,
.studio-copy h2,
.split-intro h2,
.project-heading h2,
.process-sticky h2,
.notes-title h2,
.principal-copy h2,
.finale-content h2,
.page-hero h1,
.page-hero h2,
.page-statement h1,
.page-statement h2,
.detail-hero h1 {
  margin: 0;
  font-size: clamp(34px, 4.2vw, 72px);
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.manifesto-text .eyebrow,
.expertise-accordion .eyebrow,
.notes-title .eyebrow,
.process-sticky .eyebrow,
.page-hero .eyebrow,
.light-page .eyebrow {
  color: var(--bronze);
}

.studio-image {
  min-height: clamp(420px, 58vw, 780px);
  overflow: hidden;
}

.studio-image img {
  filter: grayscale(0.24) saturate(0.78) contrast(1.04);
}

.manifesto-copy,
.studio-copy {
  align-self: center;
}

.manifesto-copy p,
.studio-copy p,
.split-intro p,
.page-statement p,
.body-copy p,
.contact-copy p {
  color: rgba(13, 15, 14, 0.68);
}

.studio-copy p {
  max-width: 560px;
  margin: 22px 0 0;
}

.keyword-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
  margin: clamp(28px, 4vw, 48px) 0 0;
  padding: 0;
  list-style: none;
}

.keyword-row li {
  border-top: 1px solid var(--line-light);
  padding-top: 10px;
  color: rgba(13, 15, 14, 0.62);
  font-family: var(--label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.project-stage {
  position: relative;
  min-height: auto;
  overflow: hidden;
  isolation: isolate;
  color: var(--ivory);
  background: var(--black);
  padding: clamp(90px, 12vw, 170px) 0;
}

.project-stage-bg,
.project-preview-frame {
  overflow: hidden;
}

.project-preview-frame {
  position: absolute;
  /* Keep the image and its editorial title above the adjacent project-list layer. */
  z-index: 2;
  left: var(--gutter);
  top: clamp(110px, 14vw, 180px);
  width: min(30.96vw, 489.6px);
  height: min(44.64vw, 547.2px);
  max-height: calc(72% - 129.6px);
  border: 1px solid var(--line-dark);
  overflow: visible;
  pointer-events: none;
}

.project-preview-frame::after {
  display: none;
}

.project-preview-frame img {
  position: relative;
  z-index: 0;
  filter: grayscale(0.18) saturate(0.82) contrast(1.04);
  transform: scale(1.02);
  transition: opacity 620ms var(--ease), transform 950ms var(--ease);
}

.project-stage-content {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 0.88fr 1.12fr;
  gap: clamp(42px, 8vw, 136px);
  align-items: start;
  width: min(calc(100% - var(--gutter)), var(--max));
  margin: 0 auto;
  padding: 0;
}

.project-heading h2 {
  max-width: 460px;
  font-size: clamp(34px, 3.8vw, 62px);
}

.project-heading {
  min-height: min(62vw, 760px);
  display: grid;
  align-content: end;
  padding-bottom: clamp(20px, 3vw, 46px);
}

.project-heading p:not(.eyebrow) {
  max-width: 310px;
  margin: 18px 0 0;
  color: rgba(244, 241, 234, 0.56);
  font-size: 14px;
}

/* The selected-project title lives inside the image frame and overlays its lower-left corner. */
.project-preview-frame .project-heading {
  position: absolute;
  z-index: 2;
  /* Editorial offset: 40px beyond the image on the left and 70px below it. */
  bottom: -70px;
  left: -40px;
  width: calc(100% - clamp(40px, 4.8vw, 72px));
  min-height: 0;
  padding: 0;
  color: var(--ivory);
  pointer-events: none;
  transform: none;
}

.project-preview-frame .project-heading h2 {
  max-width: 100%;
  margin: 8px 0 0;
  color: var(--ivory);
  text-shadow: 0 1px 18px rgba(13, 15, 14, 0.42);
}

.project-preview-frame .project-heading .eyebrow,
.project-preview-frame .project-heading p:not(.eyebrow) {
  color: rgba(244, 241, 234, 0.9);
  text-shadow: 0 1px 14px rgba(13, 15, 14, 0.4);
}

.project-preview-frame .project-heading p:not(.eyebrow) {
  margin-top: 12px;
}

.project-index {
  display: grid;
  grid-column: 2;
  border-top: 1px solid var(--line-dark);
}

.project-row {
  display: grid;
  grid-template-columns: 0.48fr 1.42fr 0.76fr 0.34fr;
  gap: 20px;
  align-items: baseline;
  padding: clamp(20px, 2.5vw, 32px) 0;
  border-bottom: 1px solid var(--line-dark);
  color: rgba(244, 241, 234, 0.5);
  transition: color 360ms var(--ease), padding-left 360ms var(--ease);
}

.project-row strong {
  color: rgba(244, 241, 234, 0.76);
  font-family: var(--display);
  font-size: clamp(26px, 3.2vw, 56px);
  font-weight: 400;
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.project-row:hover,
.project-row:focus-visible,
.project-row.is-active {
  color: var(--ivory);
  padding-left: 18px;
}

.project-row:hover strong,
.project-row:focus-visible strong,
.project-row.is-active strong {
  color: var(--ivory);
}

.project-stage .outline-link {
  grid-column: 2;
  margin-top: 32px;
}

.expertise-accordion {
  color: var(--black);
  background:
    linear-gradient(90deg, rgba(226, 224, 216, 0.96), rgba(226, 224, 216, 0.86)),
    url("https://images.unsplash.com/photo-1600566752355-35792bedcfea?auto=format&fit=crop&w=1800&q=80") center/cover;
  width: 100%;
  max-width: none;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.expertise-accordion > * {
  max-width: var(--max);
  margin-right: auto;
  margin-left: auto;
}

.service-wheel-section {
  overflow: hidden;
}

.service-wheel {
  width: min(100%, 980px);
  margin: 0 auto;
  text-align: center;
}

.service-wheel__stage {
  --wheel-radius: clamp(215px, 28vw, 315px);
  position: relative;
  width: min(100%, 900px);
  aspect-ratio: 1;
  margin: 0 auto;
  isolation: isolate;
}

.service-wheel__frame {
  position: absolute;
  z-index: -1;
  top: 50%;
  left: 50%;
  width: 58%;
  aspect-ratio: 1;
  background: rgba(167, 131, 91, 0.36);
  clip-path: polygon(50% 1%, 98% 36%, 80% 94%, 20% 94%, 2% 36%);
  transform: translate(-50%, -50%);
}

.service-wheel__frame::after {
  position: absolute;
  inset: 3px;
  content: "";
  background: rgba(226, 224, 216, 0.96);
  clip-path: inherit;
}

.service-wheel__orbit {
  position: absolute;
  inset: 0;
  transform: rotate(var(--wheel-rotation, 0deg));
  transform-origin: center;
  transition: transform 720ms cubic-bezier(0.65, 0, 0.35, 1);
}

.service-wheel__item {
  position: absolute;
  top: 50%;
  left: 50%;
  width: clamp(168px, 19vw, 224px);
  min-height: 154px;
  border: 1px solid rgba(13, 15, 14, 0.16);
  border-radius: 3px;
  padding: 0;
  color: var(--black);
  background: rgba(250, 249, 244, 0.94);
  box-shadow: 0 18px 46px rgba(13, 15, 14, 0.08);
  cursor: pointer;
  transform: translate(-50%, -50%) rotate(var(--item-angle)) translateY(calc(var(--wheel-radius) * -1));
  transform-origin: center;
  transition: color 360ms var(--ease), background 360ms var(--ease), border-color 360ms var(--ease), box-shadow 360ms var(--ease);
}

.service-wheel__item:hover,
.service-wheel__item:focus-visible {
  border-color: rgba(167, 131, 91, 0.78);
  box-shadow: 0 24px 60px rgba(13, 15, 14, 0.14);
}

.service-wheel__item.is-active {
  border-color: var(--bronze);
  color: var(--ivory);
  background: var(--black);
  box-shadow: 0 26px 70px rgba(13, 15, 14, 0.22);
}

.service-wheel__content {
  display: grid;
  gap: 8px;
  place-items: center;
  width: 100%;
  min-height: 152px;
  padding: 20px 16px;
  transition: transform 720ms cubic-bezier(0.65, 0, 0.35, 1);
}

.service-wheel__content iconify-icon {
  width: 34px;
  height: 34px;
  color: var(--bronze);
  font-size: 34px;
}

.service-wheel__content strong {
  font-family: var(--display);
  font-size: clamp(22px, 2.2vw, 31px);
  font-weight: 500;
  line-height: 1.08;
  letter-spacing: -0.04em;
  white-space: nowrap;
}

.service-wheel__content em {
  max-width: 190px;
  color: rgba(13, 15, 14, 0.58);
  font-size: 12px;
  font-style: normal;
  line-height: 1.55;
}

.service-wheel__item.is-active em {
  color: rgba(244, 241, 234, 0.66);
}

.service-wheel__hub {
  position: absolute;
  z-index: 2;
  top: 50%;
  left: 50%;
  display: grid;
  place-content: center;
  width: clamp(150px, 17vw, 206px);
  aspect-ratio: 1;
  border: 1px solid rgba(167, 131, 91, 0.46);
  border-radius: 50%;
  padding: 18px;
  color: var(--ivory);
  background: var(--black);
  box-shadow: 0 22px 60px rgba(13, 15, 14, 0.2);
  transform: translate(-50%, -50%);
}

.service-wheel__hub span {
  margin-bottom: 9px;
  color: var(--bronze-soft);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.service-wheel__hub strong {
  font-family: var(--display);
  font-size: clamp(22px, 2.4vw, 34px);
  font-weight: 400;
  line-height: 1.1;
  white-space: nowrap;
}

.service-wheel__active-copy {
  display: none;
}

.service-wheel__hint {
  margin: -8px 0 0;
  color: rgba(13, 15, 14, 0.52);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.split-intro {
  display: grid;
  grid-template-columns: 0.8fr 1fr;
  gap: clamp(40px, 7vw, 110px);
  align-items: end;
  margin-bottom: clamp(52px, 8vw, 116px);
}

.accordion-list {
  display: grid;
  border-top: 1px solid var(--line-light);
}

.accordion-item {
  display: grid;
  grid-template-columns: 0.8fr 1.15fr 1.25fr;
  gap: clamp(18px, 4vw, 72px);
  align-items: baseline;
  width: 100%;
  border: 0;
  border-bottom: 1px solid var(--line-light);
  padding: clamp(18px, 3vw, 34px) 0;
  color: rgba(13, 15, 14, 0.52);
  background: transparent;
  text-align: left;
  cursor: pointer;
  transition: color 320ms var(--ease), padding-left 360ms var(--ease), background 360ms var(--ease);
}

.accordion-item span {
  font-family: var(--mono);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.accordion-item strong {
  color: var(--black);
  font-family: var(--display);
  font-size: clamp(28px, 3.2vw, 54px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.accordion-item em {
  max-width: 520px;
  color: rgba(13, 15, 14, 0.62);
  font-style: normal;
}

.accordion-item:hover,
.accordion-item:focus-visible,
.accordion-item.is-open {
  color: var(--black);
  padding-left: 18px;
  background: rgba(250, 249, 244, 0.34);
}

.process-chapters {
  display: grid;
  grid-template-columns: 0.78fr 1.22fr;
  gap: clamp(42px, 8vw, 128px);
  background: var(--black);
}

.process-sticky {
  position: sticky;
  top: 150px;
  align-self: start;
}

.process-sticky h2 {
  margin: 24px 0 34px;
  font-size: clamp(34px, 4vw, 68px);
}

.chapter-list {
  display: grid;
  gap: 0;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: chapter;
}

.chapter-list li {
  min-height: auto;
  display: grid;
  grid-template-columns: 92px 0.85fr 1fr;
  gap: clamp(18px, 4vw, 58px);
  align-items: baseline;
  padding: clamp(22px, 3.2vw, 40px) 0;
  border: 0;
  border-top: 1px solid var(--line-dark);
  background: transparent;
}

.chapter-list span {
  display: block;
  margin-bottom: 0;
  color: var(--bronze-soft);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.16em;
}

.chapter-list h3 {
  margin: 0;
  font-size: clamp(25px, 2.6vw, 44px);
  line-height: 1.08;
}

.chapter-list p {
  max-width: 540px;
  margin: 0;
}

.notes-index {
  color: var(--black);
  background: var(--off-white);
  width: 100%;
  max-width: none;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.principal-section {
  display: grid;
  grid-template-columns: 0.86fr 1.14fr;
  gap: clamp(46px, 8vw, 132px);
  align-items: center;
  color: var(--black);
  background: var(--off-white);
  width: 100%;
  max-width: none;
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

body[data-page="home"] .principal-profile {
  width: 100%;
  max-width: none;
  margin-right: 0;
  margin-left: 0;
  padding-top: clamp(55px, 7vw, 105px);
  padding-bottom: clamp(44px, 5.6vw, 84px);
  padding-right: var(--gutter);
  padding-left: var(--gutter);
}

.principal-section > * {
  max-width: none;
}

.principal-portrait {
  justify-self: end;
  width: min(42vw, 560px);
  aspect-ratio: 0.78 / 1;
  overflow: hidden;
}

.principal-portrait img {
  filter: grayscale(1) contrast(1.08) saturate(0.4);
}

.principal-copy {
  max-width: 690px;
}

.principal-copy h2 {
  margin-top: 18px;
  font-size: clamp(48px, 6vw, 108px);
}

.principal-section-title {
  margin: 0 0 clamp(28px, 4vw, 56px);
  color: var(--black);
  font-family: var(--display);
  font-size: clamp(36.4px, 4.42vw, 75.4px);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.035em;
}

.principal-role {
  margin: 8px 0 clamp(22px, 3vw, 34px);
  color: var(--bronze);
  font-family: var(--label);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.principal-copy p:not(.eyebrow):not(.principal-role) {
  max-width: 620px;
  color: rgba(13, 15, 14, 0.68);
}

.principal-credentials {
  margin-top: clamp(30px, 4vw, 52px);
}

.credential-group {
  margin: 0;
}

.credential-group + .credential-group {
  margin-top: 20px;
  padding-top: 20px;
  border-top: 1px solid var(--line-light);
}

.credential-group h3 {
  margin: 0 0 10px;
  color: var(--bronze);
  font-family: var(--label);
  font-size: 0.9em;
  font-weight: 700;
  letter-spacing: 0.12em;
}

.credential-group ul {
  margin: 0;
  padding-left: 0;
  list-style: none;
}

.credential-group li {
  margin-bottom: 8px;
  color: rgba(13, 15, 14, 0.7);
  line-height: 1.6;
}

.credential-group li:last-child {
  margin-bottom: 0;
}

.notes-index > * {
  max-width: var(--max);
  margin-right: auto;
  margin-left: auto;
}

.notes-title {
  display: grid;
  grid-template-columns: 0.6fr 1.4fr;
  gap: clamp(32px, 7vw, 120px);
  align-items: end;
  margin-bottom: clamp(48px, 8vw, 110px);
}

.notes-title h2 {
  font-size: clamp(42px, 6vw, 110px);
}

.notes-list {
  display: grid;
  border-top: 1px solid var(--line-light);
}

.notes-list article {
  display: grid;
  grid-template-columns: 0.35fr 1fr 0.85fr;
  gap: clamp(24px, 5vw, 80px);
  align-items: baseline;
  padding: clamp(24px, 4vw, 48px) 0;
  border-bottom: 1px solid var(--line-light);
}

.notes-list time {
  color: var(--stone);
}

.notes-list a {
  font-family: var(--display);
  font-size: clamp(28px, 3.2vw, 56px);
  line-height: 1.05;
  letter-spacing: -0.05em;
  transition: color 260ms var(--ease);
}

.notes-list a:hover,
.notes-list a:focus-visible {
  color: var(--bronze);
}

.notes-list p {
  margin: 0;
}

.finale-cta {
  position: relative;
  min-height: 100dvh;
  overflow: hidden;
  isolation: isolate;
  display: grid;
  align-items: end;
  color: var(--ivory);
  background: var(--black);
}

.finale-media {
  z-index: -2;
  opacity: 0.68;
}

.finale-media::after {
  position: absolute;
  inset: 0;
  content: "";
  background:
    linear-gradient(90deg, rgba(13, 15, 14, 0.82), rgba(13, 15, 14, 0.42)),
    linear-gradient(180deg, rgba(13, 15, 14, 0.14), rgba(13, 15, 14, 0.86));
}

.finale-content {
  width: min(calc(100% - var(--gutter)), var(--max));
  margin: 0 auto;
  padding: clamp(140px, 18vw, 220px) 0 clamp(72px, 10vw, 130px);
}

.finale-content h2 {
  max-width: 940px;
  margin: 22px 0 clamp(36px, 6vw, 80px);
  font-size: clamp(32.3px, 4.42vw, 78.2px);
}

.finale-content h2 span {
  display: block;
}

.finale-content h2 span:first-child {
  font-size: 0.9em;
}

.finale-content h2 .finale-content__closing {
  margin-top: clamp(16px, 1.8vw, 28px);
  font-size: 0.85em;
}

.finale-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 18px 28px;
  align-items: center;
}

.site-footer {
  display: grid;
  grid-template-columns: minmax(0, 1.3fr) minmax(150px, 0.7fr) minmax(220px, 1fr);
  gap: clamp(20px, 3vw, 42px);
  align-items: start;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: clamp(28px, 3.6vw, 42px) var(--gutter);
  color: rgba(244, 241, 234, 0.72);
  border-top: 1px solid var(--line-dark);
  background: var(--black);
}

.footer-brand-column,
.footer-column {
  min-width: 0;
}

.footer-brand {
  display: inline-flex;
  align-items: flex-start;
}

.footer-logo {
  flex: 0 0 auto;
  width: 51px;
  height: 51px;
  margin-right: 12px;
  object-fit: contain;
}

.site-footer .brand-text strong {
  font-size: 16.5px;
}

.site-footer .brand-text small {
  font-size: 11px;
}

.footer-description {
  max-width: 360px;
  margin: 10px 0 0;
  color: rgba(244, 241, 234, 0.62);
  font-size: 14px;
  line-height: 1.55;
}

.footer-heading {
  margin: 0 0 10px;
  color: rgba(244, 241, 234, 0.68);
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.32;
  letter-spacing: 0.08em;
}

.footer-heading span {
  color: rgba(244, 241, 234, 0.38);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.14em;
}

.site-footer nav {
  display: grid;
  gap: 6px;
  align-content: start;
}

.site-footer nav a,
.site-footer address {
  font-size: 15px;
  line-height: 1.55;
}

.site-footer nav a,
.site-footer address a {
  transition: color 240ms var(--ease);
}

.site-footer nav a:hover,
.site-footer nav a:focus-visible,
.site-footer address a:hover,
.site-footer address a:focus-visible {
  color: var(--ivory);
}

.site-footer address {
  font-style: normal;
  line-height: 1.55;
}

.light-page {
  color: var(--black);
  background: var(--off-white);
}

.light-page body,
body.light-page {
  color: var(--black);
  background: var(--off-white);
}

body.light-page p {
  color: rgba(13, 15, 14, 0.66);
}

body.light-page .site-header {
  border-color: rgba(13, 15, 14, 0.09);
  color: var(--black);
  background: rgba(250, 249, 244, 0.84);
}

body.light-page .site-menu p {
  color: rgba(244, 241, 234, 0.62);
}

body.light-page .site-footer p,
body.light-page .site-footer address {
  color: rgba(244, 241, 234, 0.72);
}

body.light-page::before {
  opacity: 0.045;
  background-image:
    linear-gradient(90deg, rgba(13, 15, 14, 0.5) 1px, transparent 1px),
    linear-gradient(180deg, rgba(13, 15, 14, 0.36) 1px, transparent 1px);
}

.page-hero {
  width: min(calc(100% - var(--gutter)), var(--max));
  margin: 0 auto;
  padding: clamp(150px, 18vw, 230px) 0 clamp(70px, 10vw, 140px);
  color: var(--black);
}

.page-hero.dark {
  width: 100%;
  max-width: none;
  color: var(--ivory);
  background:
    linear-gradient(90deg, rgba(13, 15, 14, 0.9), rgba(13, 15, 14, 0.62)),
    url("https://images.unsplash.com/photo-1600607687644-c7171b42498f?auto=format&fit=crop&w=2200&q=86") center/cover;
}

.page-hero-inner {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: clamp(40px, 8vw, 140px);
  width: min(calc(100% - var(--gutter)), var(--max));
  margin: 0 auto;
}

/* Contact hero: compact, left-aligned title stack. */
body[data-page="contact"] .page-hero {
  padding-bottom: 50px;
}

body[data-page="contact"] .page-hero-inner {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 18px;
}

body[data-page="contact"] .page-hero-inner > div {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  font-size: clamp(3rem, 7vw, 4rem);
}

body[data-page="contact"] .page-hero .eyebrow {
  margin: 0;
  color: var(--bronze);
  font-size: clamp(3rem, 7vw, 4rem);
  font-weight: 700;
  line-height: 0.98;
  letter-spacing: 0.02em;
}

body[data-page="contact"] .page-hero h1 {
  max-width: 900px;
  margin-top: 8px;
  font-family: var(--sans);
  font-size: 0.5em;
  font-weight: 400;
  line-height: 1.35;
}

body[data-page="contact"] .page-hero-inner > div > p {
  display: none;
}

.page-hero h1 {
  max-width: 1100px;
}

.page-hero p {
  max-width: 620px;
}

.page-statement {
  display: grid;
  grid-template-columns: 1fr 0.8fr;
  gap: clamp(42px, 8vw, 132px);
  align-items: end;
  color: var(--black);
  background: var(--off-white);
}

.page-statement.principal-profile {
  align-items: stretch;
}

.principal-profile > .media-slab {
  display: flex;
  align-items: flex-end;
  align-self: stretch;
  min-height: 0;
  height: 100%;
  margin-top: 0;
  overflow: visible;
}

.principal-profile > .media-slab img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  object-position: center bottom;
  transform: translateY(-2rem) scale(0.8);
  transform-origin: center top;
}

.media-slab {
  position: relative;
  min-height: 520px;
  overflow: hidden;
}

.media-slab.tall {
  min-height: 720px;
}

.principal-profile > .media-slab.tall {
  min-height: 0;
}

.body-copy {
  max-width: 720px;
}

.data-list {
  display: grid;
  gap: 0;
  margin: 0;
}

.data-list div {
  display: grid;
  grid-template-columns: 0.42fr 1fr;
  gap: 26px;
  padding: 18px 0;
  border-top: 1px solid var(--line-light);
}

.archive-layout {
  color: var(--black);
  background: var(--off-white);
}

/* Projects cinematic hero. */
body[data-page="projects"] .projects-hero {
  position: relative;
  display: flex;
  min-height: 100svh;
  overflow: hidden;
  isolation: isolate;
  align-items: center;
  justify-content: center;
  color: var(--ivory);
  background: var(--black);
}

body[data-page="projects"] .site-header:not(.is-scrolled) {
  border-color: rgba(244, 241, 234, 0.16);
  color: var(--ivory);
  background: rgba(13, 15, 14, 0.34);
}

body[data-page="projects"] .projects-hero__image,
body[data-page="projects"] .projects-hero__overlay {
  position: absolute;
  inset: 0;
}

body[data-page="projects"] .projects-hero__image {
  z-index: -2;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.78) contrast(1.08) brightness(0.78);
  transform: scale(1.05);
  animation: projects-hero-zoom 12s cubic-bezier(0.22, 1, 0.36, 1) forwards;
  will-change: transform;
}

body[data-page="projects"] .projects-hero__overlay {
  z-index: -1;
  background: rgba(13, 15, 14, 0.38);
  pointer-events: none;
  animation: projects-hero-overlay-in 1.6s ease-out both;
}

body[data-page="projects"] .projects-hero__top {
  position: absolute;
  top: clamp(138px, 15vh, 188px);
  left: var(--gutter);
  font-family: var(--label);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.24em;
  opacity: 0;
  animation: projects-hero-fade-in 1.2s 0.2s ease-out forwards;
}

body[data-page="projects"] .projects-hero__center {
  width: min(calc(100% - (var(--gutter) * 2)), 1300px);
  margin-top: 4vh;
  opacity: 0;
  transform: translateY(20px);
  animation: projects-hero-content-in 1.4s 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

body[data-page="projects"] .projects-hero__center .eyebrow {
  margin-bottom: clamp(20px, 3vw, 38px);
  color: rgba(244, 241, 234, 0.72);
}

body[data-page="projects"] .projects-hero__center h1 {
  max-width: 1100px;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(54px, 8.2vw, 142px);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: -0.075em;
}

body[data-page="projects"] .projects-hero__scroll {
  position: absolute;
  right: var(--gutter);
  bottom: clamp(32px, 6vh, 78px);
  display: inline-flex;
  align-items: center;
  gap: 18px;
  color: var(--ivory);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  opacity: 0;
  animation: projects-hero-fade-in 1.2s 1s ease-out forwards;
}

body[data-page="projects"] .projects-hero__scroll i {
  position: relative;
  display: block;
  width: 1px;
  height: 54px;
  overflow: hidden;
  background: rgba(244, 241, 234, 0.34);
}

body[data-page="projects"] .projects-hero__scroll i::after {
  position: absolute;
  top: -100%;
  left: 0;
  width: 1px;
  height: 100%;
  content: "";
  background: var(--ivory);
  animation: projects-scroll-line 2.2s 1.5s ease-in-out infinite;
}

@keyframes projects-hero-zoom {
  from { transform: scale(1.05); }
  to { transform: scale(1); }
}

@keyframes projects-hero-overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes projects-hero-fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

@keyframes projects-hero-content-in {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes projects-scroll-line {
  from { transform: translateY(0); }
  to { transform: translateY(200%); }
}

.filter-controls {
  display: flex;
  flex-wrap: wrap;
  gap: 16px 28px;
  margin-bottom: clamp(48px, 7vw, 100px);
}

.filter-controls button {
  border: 0;
  border-bottom: 1px solid transparent;
  padding: 0 0 8px;
  color: var(--stone);
  background: transparent;
  cursor: pointer;
}

.filter-controls button.is-active,
.filter-controls button:hover {
  color: var(--black);
  border-bottom-color: currentColor;
}

.archive-list {
  display: grid;
  border-top: 1px solid var(--line-light);
}

.archive-card {
  display: grid;
  grid-template-columns: 0.42fr 1.2fr 0.7fr 0.4fr;
  gap: clamp(20px, 5vw, 82px);
  align-items: center;
  padding: clamp(26px, 5vw, 58px) 0;
  border-bottom: 1px solid var(--line-light);
}

.archive-card.is-hidden {
  display: none;
}

.archive-thumb {
  height: clamp(140px, 18vw, 260px);
  overflow: hidden;
}

.archive-card h2 {
  margin: 0;
  font-size: clamp(34px, 5vw, 92px);
  line-height: 0.96;
}

.archive-card p {
  margin: 10px 0 0;
  color: rgba(13, 15, 14, 0.58);
}

/* Projects archive: editorial 12-column composition. */
body[data-page="projects"]::before {
  opacity: 0.012;
}

body[data-page="projects"] .page-hero {
  padding-top: clamp(190px, 22vw, 310px);
  padding-bottom: clamp(120px, 15vw, 220px);
}

body[data-page="projects"] .page-hero h1 {
  max-width: 980px;
  font-size: clamp(44px, 6.2vw, 104px);
  font-weight: 300;
  line-height: 0.98;
  letter-spacing: -0.065em;
}

body[data-page="projects"] .page-hero-inner > div > p {
  max-width: 540px;
  margin-top: 32px;
  color: rgba(13, 15, 14, 0.56);
}

body[data-page="projects"] .section-shell {
  width: min(calc(100% - var(--gutter)), 1600px);
}

body[data-page="projects"] .filter-controls {
  margin-bottom: clamp(80px, 10vw, 150px);
}

body[data-page="projects"] .archive-list {
  border-top: 0;
  display: flex;
  flex-direction: column;
}

/* Exchange only the first and last project positions. */
body[data-page="projects"] .archive-card--mingshitong {
  order: -1;
}

body[data-page="projects"] .archive-card--yutian {
  order: 1;
}

body[data-page="projects"] .archive-card {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: clamp(24px, 3vw, 56px);
  row-gap: 28px;
  align-items: center;
  min-height: 360px;
  padding: 0 0 clamp(160px, 13vw, 230px);
  margin-bottom: clamp(160px, 13vw, 230px);
  border-bottom: 1px solid rgba(13, 15, 14, 0.1);
}

/* Keep filtered project cards hidden after the project-specific grid rule. */
body[data-page="projects"] .archive-card.is-hidden {
  display: none;
}

body[data-page="projects"] .archive-card:last-child {
  margin-bottom: 0;
}

body[data-page="projects"] .archive-thumb {
  grid-column: 1 / span 4;
  width: 100%;
  height: clamp(300px, 32vw, 500px);
  overflow: hidden;
  background: #e8e6df;
}

body[data-page="projects"] .archive-thumb img {
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1), filter 600ms cubic-bezier(0.22, 1, 0.36, 1);
  filter: grayscale(0.12) contrast(1.02);
}

/* Keep the top of Yutian Construction's tall source image visible; crop the bottom first. */
body[data-page="projects"] .archive-card--yutian .archive-thumb img {
  object-position: center top;
}

/* Keep the complete Qigu residence visible in the project cover. */
body[data-page="projects"] .archive-card--mingshitong-qigu .archive-thumb img {
  object-fit: fill;
  object-position: center center;
  background: #e8e6df;
}

/* Shift the Mingshitong cover's focal point left so the building entrance remains visible. */
body[data-page="projects"] .archive-card--mingshitong .archive-thumb img {
  object-position: 0% 50% !important;
}

/* Keep the original right and bottom edges visible in the Beiyang Yongkang cover. */
body[data-page="projects"] .archive-card--beiyang-yongkang .archive-thumb img {
  object-position: right bottom;
}

body[data-page="projects"] .archive-card__content {
  grid-column: 5 / span 6;
  align-self: center;
  max-width: 760px;
}

body[data-page="projects"] .archive-card__content h2 {
  margin: 22px 0 24px;
  font-size: clamp(41.6px, 4.96vw, 89.6px);
  font-weight: 300;
  line-height: 0.88;
  letter-spacing: -0.07em;
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-page="projects"] .archive-card__content h2 a {
  display: inline-block;
}

body[data-page="projects"] .archive-card__content > p:not(.project-meta):not(.archive-card__details):not(.archive-card__description) {
  max-width: 520px;
  margin: 0;
  overflow: hidden;
  color: rgba(13, 15, 14, 0.56);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
}

/* Keep project concepts fully visible; the archive description is editorial copy, not a card excerpt. */
body[data-page="projects"] .archive-card__description {
  display: block;
  width: 100%;
  max-width: none;
  margin: 0;
  overflow: visible;
  color: rgba(13, 15, 14, 0.68);
  font-size: 16px;
  line-height: 1.8;
  -webkit-line-clamp: unset;
}

body[data-page="projects"] .project-meta {
  margin: 0;
  color: rgba(13, 15, 14, 0.48);
  font-size: 10px;
  letter-spacing: 0.22em;
}

body[data-page="projects"] .archive-card__details {
  margin-top: 34px;
  color: rgba(13, 15, 14, 0.42);
  font-family: var(--label);
  font-size: 10px;
  line-height: 1.75;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

body[data-page="projects"] .archive-card__cta {
  grid-column: 11 / span 2;
  justify-self: end;
  align-self: end;
  gap: 14px;
  margin-bottom: 4px;
  color: rgba(13, 15, 14, 0.72);
  transition: color 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-page="projects"] .archive-card__cta::after {
  width: 42px;
  transition: width 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

body[data-page="projects"] .archive-card:has(.archive-thumb:hover, .archive-thumb:focus-within) .archive-thumb img,
body[data-page="projects"] .archive-card:has(.archive-card__content h2:hover, .archive-card__content h2:focus-within) .archive-thumb img,
body[data-page="projects"] .archive-card:has(.archive-card__cta:hover, .archive-card__cta:focus-within) .archive-thumb img {
  transform: scale(1.05);
  filter: grayscale(0) contrast(1.04);
}

body[data-page="projects"] .archive-card:has(.archive-thumb:hover, .archive-thumb:focus-within) .archive-card__cta,
body[data-page="projects"] .archive-card:has(.archive-card__content h2:hover, .archive-card__content h2:focus-within) .archive-card__cta,
body[data-page="projects"] .archive-card:has(.archive-card__cta:hover, .archive-card__cta:focus-within) .archive-card__cta {
  color: var(--black);
  transform: translateX(-4px);
}

body[data-page="projects"] .archive-card:has(.archive-thumb:hover, .archive-thumb:focus-within) .archive-card__cta::after,
body[data-page="projects"] .archive-card:has(.archive-card__content h2:hover, .archive-card__content h2:focus-within) .archive-card__cta::after,
body[data-page="projects"] .archive-card:has(.archive-card__cta:hover, .archive-card__cta:focus-within) .archive-card__cta::after {
  width: 76px;
  transform: translateX(4px);
}

.service-detail-stack {
  display: grid;
  gap: 1px;
  background: var(--line-light);
}

.service-panel {
  display: grid;
  grid-template-columns: 0.46fr 1fr 0.9fr;
  gap: clamp(24px, 5vw, 86px);
  padding: clamp(34px, 5vw, 66px) 0;
  color: var(--black);
  background: var(--off-white);
}

.service-panel h2 {
  margin: 0;
  font-size: clamp(34px, 4.2vw, 76px);
}

.service-panel p {
  margin: 0;
}

.detail-hero {
  padding-top: clamp(150px, 18vw, 230px);
  color: var(--ivory);
  background: var(--black);
}

.detail-hero-content {
  width: min(calc(100% - var(--gutter)), 1400px);
  margin: 0 auto;
}

.detail-hero-inner {
  width: 100%;
  margin: 0;
}

.detail-cover {
  display: flex;
  justify-content: center;
  width: 100%;
  height: 70vh;
  min-height: 360px;
  margin: 32px 0 0;
  overflow: hidden;
  background: var(--black);
}

.detail-cover img {
  width: 100%;
  height: 100%;
  max-height: 70vh;
  object-fit: contain;
}

.detail-info {
  display: grid;
  grid-template-columns: 0.64fr 1.36fr;
  gap: clamp(44px, 8vw, 136px);
}

/* Project detail pages use a dark field: keep every project narrative legible. */
body[data-page="project-detail"] .detail-info .body-copy p {
  color: rgba(244, 241, 234, 0.88);
}

body[data-page="project-detail"] .detail-info .data-list {
  color: var(--ivory);
}

body[data-page="project-detail"] .detail-info .data-list div {
  border-color: rgba(244, 241, 234, 0.2);
}

body[data-page="project-detail"] .detail-info .data-list dt {
  color: rgba(244, 241, 234, 0.62);
}

body[data-page="project-detail"] .detail-info .data-list dd,
body[data-page="project-detail"] .detail-gallery .back-projects {
  color: var(--ivory);
}

.detail-gallery {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 20px;
}

.detail-gallery img {
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.detail-gallery img:first-child {
  grid-row: span 2;
}

.detail-gallery--rows img:first-child {
  grid-row: auto;
}

.detail-gallery--rows {
  width: 80%;
  margin-right: auto;
  margin-left: auto;
  grid-template-rows: clamp(240px, 26vw, 420px) auto;
}

.detail-gallery--rows img:nth-of-type(1),
.detail-gallery--rows img:nth-of-type(2) {
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail-gallery--rows img:nth-of-type(3) {
  grid-column: 1 / -1;
  width: 100%;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

.detail-gallery .back-projects {
  display: inline-flex;
  align-items: center;
  grid-column: 1 / -1;
  justify-self: end;
  margin-top: 72px;
  gap: 32px;
  font-size: 24.75px;
}

.detail-gallery .back-projects::after {
  width: 96px;
  height: 2px;
}

.detail-gallery .back-projects:hover::after,
.detail-gallery .back-projects:focus-visible::after {
  width: 120px;
}

/* Yongkang residence gallery: two equal architectural views. */
.detail-gallery--yongkang {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.detail-gallery--yongkang img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Beixing Temple gallery: two stacked images on the left, one tall image on the right. */
.detail-gallery--beixinggong {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(2, minmax(220px, 1fr));
  align-items: stretch;
}

.detail-gallery--beixinggong img:nth-of-type(1),
.detail-gallery--beixinggong img:nth-of-type(2) {
  grid-column: 1;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.detail-gallery--beixinggong img:nth-of-type(3) {
  grid-column: 2;
  grid-row: 1 / 3;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}

/* Rende residence gallery: one tall image on the left, two stacked images on the right. */
.detail-gallery--rende {
  grid-template-columns: 1fr 1fr;
  grid-template-rows: repeat(2, minmax(220px, 1fr));
  align-items: stretch;
}

.detail-gallery--rende img:nth-of-type(1) {
  grid-column: 1;
  grid-row: 1 / 3;
  width: 100%;
  height: 100%;
  aspect-ratio: auto;
  object-fit: cover;
}

.detail-gallery--rende img:nth-of-type(2),
.detail-gallery--rende img:nth-of-type(3) {
  grid-column: 2;
  width: 100%;
  height: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

/* Beiyang Yongkang gallery: four evenly spaced architectural views. */
.detail-gallery--five {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.detail-gallery--five img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  grid-column: auto;
  grid-row: auto;
}

/* Override the shared first-image spanning rule so all four views occupy one cell. */
.detail-gallery--five img:first-child {
  grid-column: auto;
  grid-row: auto;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(40px, 5vw, 60px);
  width: min(calc(100% - var(--gutter)), 1200px);
  max-width: 1200px;
  align-items: start;
  color: var(--black);
}

body[data-page="contact"] .contact-layout {
  padding-top: 50px;
}

.contact-copy {
  padding-top: 6px;
}

.contact-copy .eyebrow {
  margin-bottom: 28px;
  font-size: 16.5px;
  font-weight: 700;
}

.contact-copy .data-list {
  font-size: clamp(17px, 1.35vw, 21px);
  line-height: 1.8;
}

.contact-copy .data-list div {
  grid-template-columns: minmax(90px, 0.42fr) 1fr;
  gap: 24px;
  padding: 22px 0;
}

.contact-copy .data-list dt {
  padding-top: 4px;
  font-size: 16.5px;
  transform: translateX(1em);
}

.contact-copy .data-list dd {
  margin: 0;
}

.contact-map {
  width: 100%;
  height: 450px;
  overflow: hidden;
  border: 1px solid var(--line-light);
  background: #eeece5;
}

.contact-map iframe {
  display: block;
  width: 100%;
  height: 100%;
  border: 0;
}

.reveal,
[data-reveal-image],
.split-title span {
  will-change: transform, opacity;
}

.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity 850ms var(--ease), transform 850ms var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-image] {
  overflow: hidden;
}

/* The selected-project heading intentionally extends beyond its reveal-image frame. */
.project-preview-frame[data-reveal-image] {
  overflow: visible;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible,
select:focus-visible {
  outline: 1px solid currentColor;
  outline-offset: 5px;
}

@media (max-width: 1120px) {
  .service-wheel__stage {
    --wheel-radius: 228px;
    width: min(100%, 720px);
  }

  .service-wheel__item {
    width: 190px;
    min-height: 138px;
  }

  .service-wheel__content {
    min-height: 136px;
    padding: 16px 13px;
  }

  .service-wheel__content strong {
    font-size: 25px;
  }

  .service-wheel__hub {
    width: 170px;
  }

  .site-header {
    grid-template-columns: 1fr auto;
  }

  .desktop-nav {
    display: none;
  }

  .site-menu nav a {
    font-size: clamp(1.375rem, 3.5vw, 2.25rem);
    line-height: 1.28;
  }

  .menu-panel,
  .manifesto-grid,
  .studio-intro-grid,
  .project-stage-content,
  .split-intro,
  .process-chapters,
  .notes-title,
  .principal-section,
  .page-hero-inner,
  .page-statement,
  .detail-info,
  .contact-layout {
    grid-template-columns: 1fr;
  }

  .hero-project-rail,
  .hero-coordinate {
    display: none;
  }

  .hero-lower,
  .accordion-item,
  .notes-list article,
  .archive-card,
  .service-panel,
  .chapter-list li {
    grid-template-columns: 1fr;
  }

  .project-stage {
    padding-right: var(--gutter);
    padding-left: var(--gutter);
  }

  .project-preview-frame {
    position: relative;
    left: auto;
    top: auto;
    width: 72%;
    height: min(51.84vw, 446.4px);
    max-height: none;
    margin: 0 auto clamp(32px, 6vw, 70px);
  }

  .project-stage-content {
    width: 100%;
  }

  .project-heading {
    min-height: auto;
    padding-bottom: 0;
  }

  .project-preview-frame .project-heading {
    position: absolute;
    bottom: -48px;
    left: 20px;
    width: calc(100% - 40px);
    min-height: 0;
    padding: 0;
    transform: none;
  }

  .project-index {
    grid-column: auto;
  }

  .principal-portrait {
    justify-self: start;
    width: min(100%, 520px);
  }

  .principal-profile > .media-slab {
    align-self: start;
    height: auto;
    min-height: 0;
    margin-top: 0;
  }

  .principal-profile > .media-slab img {
    height: auto;
    object-fit: contain;
    transform: translateY(-2rem) scale(0.8);
    transform-origin: center top;
  }

  .project-stage .outline-link {
    grid-column: auto;
  }

  .process-sticky {
    position: relative;
    top: auto;
  }
}

@media (max-width: 760px) {
  :root {
    --gutter: 28px;
  }

  .service-wheel-section .split-intro {
    margin-bottom: 48px;
  }

  .service-wheel__stage {
    --wheel-radius: min(25vw, 110px);
    width: 100%;
  }

  .service-wheel__frame {
    width: 55%;
  }

  .service-wheel__item {
    width: clamp(92px, 26vw, 118px);
    min-height: 92px;
  }

  .service-wheel__content {
    gap: 5px;
    min-height: 90px;
    padding: 10px 7px;
  }

  .service-wheel__content iconify-icon {
    width: 25px;
    height: 25px;
    font-size: 25px;
  }

  .service-wheel__content strong {
    font-size: clamp(15px, 4.6vw, 19px);
  }

  .service-wheel__content em {
    display: none;
  }

  .service-wheel__hub {
    width: clamp(82px, 23vw, 102px);
    padding: 6px;
  }

  .service-wheel__hub span {
    display: none;
  }

  .service-wheel__hub strong {
    font-size: clamp(14px, 4.4vw, 19px);
  }

  .service-wheel__active-copy {
    display: block;
    max-width: 440px;
    margin: 24px auto 10px;
    color: rgba(13, 15, 14, 0.66);
    font-size: 14px;
    line-height: 1.75;
  }

  .service-wheel__hint {
    margin-top: 10px;
    font-size: 11px;
  }

  .site-header {
    top: 12px;
    width: min(calc(100% - 24px), 1500px);
    min-height: 66px;
    padding: 10px 12px;
  }

  .brand-mark {
    width: 42px;
    height: 42px;
  }

  .brand-text strong {
    font-size: 12px;
  }

  .brand-text small {
    display: none;
  }

  .menu-toggle span {
    display: none;
  }

  .site-menu nav {
    gap: 1rem;
  }

  .site-menu nav a {
    font-size: clamp(1.2rem, 6vw, 1.75rem);
    line-height: 1.25;
  }

  .hero-title {
    font-size: clamp(46px, 15vw, 78px);
  }

  .hero-title span:nth-child(2) {
    padding-left: 0;
  }

  .hero-lower {
    gap: 26px;
  }

  .section-shell,
  .studio-manifesto,
  .studio-intro,
  .expertise-accordion,
  .notes-index,
  .principal-section {
    padding-top: 90px;
    padding-bottom: 104px;
  }

  .chapter-tag {
    display: grid;
  }

  .manifesto-text h2,
  .studio-copy h2,
  .split-intro h2,
  .project-heading h2,
  .process-sticky h2,
  .notes-title h2,
  .principal-copy h2,
  .finale-content h2,
  .page-hero h1,
.page-hero h2,
  .page-statement h1,
.page-statement h2,
  .detail-hero h1 {
    font-size: clamp(38px, 12vw, 62px);
  }

  .finale-content h2 {
    font-size: clamp(32.3px, 10.2vw, 52.7px);
  }

  .project-row {
    grid-template-columns: 1fr;
    gap: 8px;
    padding: 28px 0;
  }

  .project-row strong {
    font-size: clamp(34px, 11vw, 58px);
  }

  .chapter-list li {
    min-height: auto;
    padding: 24px 0;
  }

  .chapter-list span {
    margin-bottom: 0;
  }

  .notes-list article {
    gap: 12px;
  }

  .site-footer {
    grid-template-columns: 1fr;
  }

  .archive-thumb {
    height: 260px;
  }

  .detail-cover {
    height: 65vh;
    min-height: 320px;
  }

  .detail-gallery {
    grid-template-columns: 1fr;
  }

  .detail-gallery--rows {
    width: 100%;
    grid-template-rows: none;
  }

  .detail-gallery--rows img:nth-of-type(1),
  .detail-gallery--rows img:nth-of-type(2) {
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }

  .detail-gallery--beixinggong {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .detail-gallery--beixinggong img:nth-of-type(1),
  .detail-gallery--beixinggong img:nth-of-type(2),
  .detail-gallery--beixinggong img:nth-of-type(3) {
    grid-column: auto;
    grid-row: auto;
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }

  .detail-gallery--rende {
    grid-template-columns: 1fr;
    grid-template-rows: none;
  }

  .detail-gallery--rende img:nth-of-type(1),
  .detail-gallery--rende img:nth-of-type(2),
  .detail-gallery--rende img:nth-of-type(3) {
    grid-column: auto;
    grid-row: auto;
    height: auto;
    aspect-ratio: auto;
    object-fit: contain;
  }

  .detail-gallery img:first-child {
    grid-row: auto;
  }
}

@media (max-width: 767px) {
  .contact-layout {
    grid-template-columns: 1fr;
    gap: 42px;
  }

  .contact-map {
    height: min(450px, 75vw);
    min-height: 300px;
  }

  .contact-copy .data-list div {
    grid-template-columns: 90px 1fr;
    gap: 18px;
  }

  .site-footer {
    grid-template-columns: 1fr;
    gap: 18px;
    padding-top: 24px;
    padding-bottom: 24px;
  }

  .footer-description {
    max-width: 100%;
  }
}

@media (max-width: 900px) {
  body[data-page="projects"] .projects-hero {
    min-height: 100svh;
  }

  body[data-page="projects"] .projects-hero__top {
    top: 128px;
    left: var(--gutter);
    font-size: 9px;
  }

  body[data-page="projects"] .projects-hero__center {
    width: calc(100% - (var(--gutter) * 2));
  }

  body[data-page="projects"] .projects-hero__center h1 {
    font-size: clamp(48px, 12vw, 88px);
  }

  body[data-page="projects"] .projects-hero__scroll {
    right: var(--gutter);
  }

  body[data-page="projects"] .page-hero {
    padding-top: 150px;
    padding-bottom: 100px;
  }

  body[data-page="projects"] .page-hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  body[data-page="projects"] .archive-card {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-bottom: 100px;
    margin-bottom: 100px;
  }

  body[data-page="projects"] .archive-thumb,
  body[data-page="projects"] .archive-card__content,
  body[data-page="projects"] .archive-card__cta {
    grid-column: 1;
  }

  body[data-page="projects"] .archive-thumb {
    height: min(72vw, 560px);
  }

  body[data-page="projects"] .archive-card__content h2 {
    margin-top: 28px;
    font-size: clamp(38.4px, 11.2vw, 70.4px);
  }

  body[data-page="projects"] .archive-card__cta {
    justify-self: start;
    align-self: start;
    margin-top: 28px;
  }
}

/* Alternating monograph rhythm for the project archive. */
@media (min-width: 901px) {
  body[data-page="projects"] .archive-list {
    gap: 0;
  }

  body[data-page="projects"] .archive-card {
    display: grid;
    grid-template-columns: repeat(12, minmax(0, 1fr));
    column-gap: clamp(14.4px, 1.8vw, 33.6px);
    align-items: start;
    min-height: 0;
    padding: 0 0 clamp(180px, 14vw, 260px);
    margin-bottom: clamp(180px, 14vw, 260px);
    border-bottom: 0;
  }

  body[data-page="projects"] .archive-card:nth-child(odd) .archive-thumb {
    grid-column: 1 / span 5;
    grid-row: 1;
    transform: translateY(-60px);
  }

  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__content {
    grid-column: 7 / span 4;
    grid-row: 1;
    padding-top: 60px;
    /* The open sixth grid column plus column gaps creates the visible whitespace.
       Shift the text by 40% of that measured space without changing its grid span. */
    transform: translateX(-4.113vw);
  }

  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__cta {
    grid-column: 11 / span 2;
    grid-row: 1;
    align-self: end;
    margin-bottom: 4px;
  }

  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__content {
    grid-column: 1 / span 4;
    grid-row: 1;
    padding-top: 0;
  }

  body[data-page="projects"] .archive-card:nth-child(even) .archive-thumb {
    grid-column: 8 / span 5;
    grid-row: 1;
    transform: translateY(60px);
  }

  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__cta {
    grid-column: 5 / span 2;
    grid-row: 1;
    align-self: end;
    margin-bottom: 4px;
  }

  body[data-page="projects"] .archive-thumb {
    width: 100%;
    height: auto;
    aspect-ratio: 4 / 5;
  }

  body[data-page="projects"] .archive-card__content h2 {
    font-size: clamp(51.2px, 4.8vw, 88px);
    font-weight: 300;
  }

  body[data-page="projects"] .archive-card__content > p:not(.project-meta):not(.archive-card__details):not(.archive-card__description) {
    max-width: 32ch;
    font-size: 16px;
    line-height: 1.8;
  }

  body[data-page="projects"] .archive-card__description {
    width: min(72ch, 50vw);
    max-width: none;
  }

  body[data-page="projects"] .archive-card__cta::after {
    width: 40px;
    transition-duration: 700ms;
  }

  body[data-page="projects"] .archive-card:has(.archive-thumb:hover, .archive-thumb:focus-within) .archive-thumb img,
  body[data-page="projects"] .archive-card:has(.archive-card__content h2:hover, .archive-card__content h2:focus-within) .archive-thumb img,
  body[data-page="projects"] .archive-card:has(.archive-card__cta:hover, .archive-card__cta:focus-within) .archive-thumb img {
    transform: scale(1.03);
  }

  body[data-page="projects"] .archive-card:has(.archive-thumb:hover, .archive-thumb:focus-within) .archive-card__cta::after,
  body[data-page="projects"] .archive-card:has(.archive-card__content h2:hover, .archive-card__content h2:focus-within) .archive-card__cta::after,
  body[data-page="projects"] .archive-card:has(.archive-card__cta:hover, .archive-card__cta:focus-within) .archive-card__cta::after {
    width: 100px;
  }
}

/* Home services: editorial carousel inspired by an architectural process board. */
.home-services {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  padding: clamp(82px, 6vw, 108px) var(--gutter) clamp(60px, 5vw, 84px);
  color: #262522;
  background: #f6f4f0;
}

.home-services__inner {
  position: relative;
  z-index: 1;
  width: min(100%, 1460px);
  margin: 0 auto;
}

.home-services__blueprint {
  position: absolute;
  z-index: -1;
  top: 14px;
  right: max(3vw, 48px);
  width: min(68vw, 980px);
  height: min(32vw, 420px);
  overflow: hidden;
  opacity: 0.14;
  pointer-events: none;
}

.home-services__blueprint::after {
  position: absolute;
  inset: 0;
  content: "";
  background: rgba(246, 244, 240, 0.42);
}

.home-services__blueprint img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(1) contrast(0.7) brightness(1.52);
}

.home-services__intro {
  position: relative;
  display: grid;
  width: min(100%, 510px);
  margin: 0 0 clamp(40px, 3.5vw, 56px) clamp(22px, 4vw, 58px);
  padding-left: clamp(30px, 3.2vw, 52px);
}

.home-services__intro::before {
  position: absolute;
  top: -9px;
  bottom: 0;
  left: 0;
  width: 1px;
  content: "";
  background: rgba(38, 37, 34, 0.22);
}

.home-services__marker {
  position: absolute;
  top: 6px;
  left: -3px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: #272521;
}

.home-services__eyebrow {
  margin: 0 0 22px;
  color: rgba(38, 37, 34, 0.75);
  font-family: var(--label);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.home-services__intro h2 {
  margin: 0;
  color: #282622;
  font-family: var(--sans);
  font-size: clamp(36px, 3.25vw, 52px);
  font-weight: 400;
  letter-spacing: 0.04em;
  line-height: 1.22;
}

.home-services__summary {
  max-width: 31ch;
  margin: 20px 0 0;
  color: rgba(38, 37, 34, 0.68);
  font-size: 15px;
  line-height: 1.95;
}

.services-carousel {
  display: flex;
  gap: clamp(14px, 1.6vw, 24px);
  width: calc(100% + (var(--gutter) * 2));
  margin-left: calc(var(--gutter) * -1);
  padding: 0 var(--gutter) 28px;
  overflow-x: auto;
  overscroll-behavior-inline: contain;
  scroll-behavior: smooth;
  scroll-padding-inline: var(--gutter);
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
}

.services-carousel::-webkit-scrollbar {
  display: none;
}

.service-card {
  position: relative;
  flex: 0 0 clamp(226px, 16vw, 252px);
  min-height: clamp(458px, 36vw, 536px);
  overflow: hidden;
  border: 1px solid rgba(38, 37, 34, 0.08);
  border-radius: 12px;
  padding: 27px 26px 28px;
  color: #292722;
  background: rgba(255, 255, 255, 0.86);
  box-shadow: 0 14px 28px rgba(34, 30, 24, 0.07);
  cursor: pointer;
  scroll-snap-align: start;
  transition: transform 600ms cubic-bezier(0.22, 1, 0.36, 1), box-shadow 600ms cubic-bezier(0.22, 1, 0.36, 1), border-color 600ms cubic-bezier(0.22, 1, 0.36, 1);
}

.service-card::before {
  position: absolute;
  top: -1px;
  bottom: -1px;
  left: -1px;
  width: 3px;
  content: "";
  background: #a88366;
  opacity: 0;
  transition: opacity 420ms var(--ease);
}

.service-card::after {
  position: absolute;
  z-index: 1;
  right: 0;
  bottom: 0;
  left: 0;
  height: 46%;
  content: "";
  background: linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(255, 255, 255, 0.93) 64%, #fff 100%);
  pointer-events: none;
}

.service-card:hover,
.service-card:focus-visible,
.service-card.is-active {
  border-color: rgba(168, 131, 102, 0.46);
  box-shadow: 0 20px 42px rgba(34, 30, 24, 0.12);
  transform: translateY(-8px);
}

.service-card.is-active::before {
  opacity: 1;
}

.service-card__topline,
.service-card > iconify-icon,
.service-card__content,
.service-card__trigger {
  position: relative;
  z-index: 2;
}

.service-card__topline {
  display: grid;
  gap: 13px;
  width: 100%;
  font-family: var(--mono);
  font-size: 13px;
  letter-spacing: 0.04em;
}

.service-card__topline i {
  width: 19px;
  height: 1px;
  background: #a88366;
}

.service-card > iconify-icon {
  display: block;
  width: 48px;
  height: 48px;
  margin-top: clamp(36px, 4vw, 60px);
  color: #a88366;
  font-size: 48px;
}

.service-card__content {
  margin-top: 30px;
}

.service-card__content h3 {
  margin: 0;
  color: #292722;
  font-family: var(--sans);
  font-size: clamp(23px, 1.7vw, 29px);
  font-weight: 400;
  letter-spacing: 0.03em;
  line-height: 1.25;
}

.service-card__english {
  margin: 4px 0 20px !important;
  color: rgba(38, 37, 34, 0.62) !important;
  font-family: var(--sans);
  font-size: 13px !important;
  line-height: 1.45 !important;
}

.service-card__content > p:last-child {
  max-width: 19ch;
  margin: 0;
  color: rgba(38, 37, 34, 0.66);
  font-size: 13px;
  line-height: 1.85;
}

.service-card > img {
  position: absolute;
  z-index: 0;
  right: 0;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 43%;
  object-fit: cover;
  filter: saturate(0.62) brightness(1.1);
  transition: transform 800ms cubic-bezier(0.22, 1, 0.36, 1), filter 600ms var(--ease);
}

.service-card:hover > img,
.service-card:focus-visible > img,
.service-card.is-active > img {
  filter: saturate(0.8) brightness(1.04);
  transform: scale(1.045);
}

.service-card__trigger {
  position: absolute;
  right: 17px;
  bottom: 17px;
  display: grid;
  width: 54px;
  height: 41px;
  border: 0;
  border-radius: 12px;
  color: #282622;
  background: rgba(255, 255, 255, 0.78);
  place-items: center;
  cursor: pointer;
  transition: width 420ms var(--ease), color 420ms var(--ease), background 420ms var(--ease);
}

.service-card__trigger span {
  font-size: 25px;
  font-weight: 300;
  line-height: 1;
}

.service-card.is-active .service-card__trigger,
.service-card:hover .service-card__trigger,
.service-card:focus-visible .service-card__trigger {
  width: 72px;
  color: #fff;
  background: #a88366;
}

.services-pagination {
  display: flex;
  justify-content: center;
  gap: 14px;
  margin: 4px 0 clamp(48px, 5vw, 76px);
}

.services-pagination button {
  width: 7px;
  height: 7px;
  border: 0;
  border-radius: 50%;
  padding: 0;
  background: rgba(38, 37, 34, 0.25);
  cursor: pointer;
  transition: transform 320ms var(--ease), background 320ms var(--ease);
}

.services-pagination button:hover,
.services-pagination button:focus-visible,
.services-pagination button.is-active {
  background: #a88366;
  transform: scale(1.28);
}

.services-values {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  border-radius: 12px;
  padding: clamp(24px, 2.5vw, 38px) clamp(18px, 2.8vw, 44px);
  background: rgba(237, 233, 227, 0.72);
}

.services-values article {
  display: flex;
  gap: 14px;
  min-width: 0;
  padding: 0 clamp(13px, 1.8vw, 29px);
}

.services-values article + article {
  border-left: 1px solid rgba(38, 37, 34, 0.13);
}

.services-values iconify-icon {
  flex: 0 0 auto;
  width: 31px;
  height: 31px;
  color: #a88366;
  font-size: 31px;
}

.services-values strong,
.services-values span {
  display: block;
}

.services-values strong {
  margin: 0 0 6px;
  color: #36332d;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.04em;
}

.services-values span {
  color: rgba(38, 37, 34, 0.62);
  font-size: 12px;
  line-height: 1.6;
}

@media (max-width: 980px) {
  .services-carousel {
    width: 100%;
    margin-left: 0;
    padding-right: 0;
    padding-left: 0;
  }

  .service-card {
    flex-basis: min(44vw, 300px);
  }

  .services-values {
    grid-template-columns: repeat(3, 1fr);
    gap: 24px 0;
  }

  .services-values article:nth-child(4) {
    border-left: 0;
  }
}

@media (max-width: 680px) {
  .home-services {
    padding-top: 94px;
  }

  .home-services__blueprint {
    top: 8px;
    right: -18vw;
    width: 110vw;
    height: 230px;
    opacity: 0.11;
  }

  .home-services__intro {
    width: min(100%, 400px);
    margin-left: 0;
  }

  .home-services__intro h2 {
    font-size: clamp(34px, 10vw, 49px);
  }

  .home-services__summary {
    font-size: 14px;
  }

  .service-card {
    flex-basis: min(78vw, 292px);
    min-height: 470px;
  }

  .services-pagination {
    margin-top: -4px;
  }

  .services-values {
    grid-template-columns: 1fr;
    gap: 18px;
  }

  .services-values article,
  .services-values article + article,
  .services-values article:nth-child(4) {
    border: 0;
    padding: 0;
  }
}

/* Restrained editorial typography for the Projects hero. */
body[data-page="projects"] .projects-hero__center {
  position: absolute;
  right: auto;
  bottom: clamp(92px, 13vh, 168px);
  left: var(--gutter);
  width: min(calc(100% - (var(--gutter) * 2)), 620px);
  margin: 0;
}

body[data-page="projects"] .projects-hero__center .eyebrow {
  margin-bottom: 24px;
  color: rgba(244, 241, 234, 0.74);
  font-family: var(--label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.22em;
  line-height: 1.5;
  text-transform: uppercase;
}

body[data-page="projects"] .projects-hero__center h1 {
  max-width: none;
  margin: 0;
  font-family: var(--sans);
  font-size: clamp(22px, 3.2vw, 52px);
  font-weight: 300;
  line-height: 1.32;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

body[data-page="projects"] .projects-hero__support {
  max-width: 24ch;
  margin: 24px 0 0;
  color: rgba(244, 241, 234, 0.76);
  font-family: var(--sans);
  font-size: clamp(14px, 1.2vw, 18px);
  font-weight: 400;
  line-height: 1.8;
  letter-spacing: 0.08em;
}

@media (max-width: 700px) {
  body[data-page="projects"] .projects-hero__center {
    bottom: 88px;
    width: calc(100% - (var(--gutter) * 2));
  }

  body[data-page="projects"] .projects-hero__center h1 {
    font-size: clamp(17px, 5.2vw, 30px);
    line-height: 1.5;
  }

  body[data-page="projects"] .projects-hero__support {
    margin-top: 18px;
    font-size: 14px;
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .page-loader {
    display: none;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }
}

/* Desktop selected work: raise the image and project list together by 20px. */
@media (min-width: 901px) {
  /* Scale the desktop project-list type to 80% without affecting the image heading. */
  .project-stage .project-index .project-row strong {
    font-size: clamp(20.8px, 2.56vw, 44.8px);
  }

  .project-stage .project-index .project-row span,
  .project-stage .project-index .project-row em,
  .project-stage .project-index .project-row small {
    font-size: 8.8px;
  }

  .project-stage .project-preview-frame {
    /* Shift the image and its offset heading together by 50% of the page gutter. */
    left: calc(var(--gutter) * 1.5);
    top: clamp(90px, calc(14vw - 20px), 160px);
  }

  .project-stage .project-stage-content {
    transform: translateY(-20px);
  }
}

/* Studio — quiet transition between the principal profile and collaborators. */
.studio-bridge {
  display: grid;
  min-height: clamp(300px, 31vw, 500px);
  padding: clamp(72px, 9vw, 156px) var(--gutter);
  color: var(--black);
  background: var(--off-white);
  place-items: center;
}

.studio-bridge__inner {
  width: min(100%, 900px);
  opacity: 0;
  transition: opacity 1500ms cubic-bezier(0.22, 1, 0.36, 1);
}

.studio-bridge__inner.is-visible {
  opacity: 1;
}

.studio-bridge__line {
  display: block;
  width: 42px;
  height: 1px;
  margin-bottom: clamp(24px, 2.4vw, 36px);
  background: var(--bronze);
}

.studio-bridge p {
  max-width: 30ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(28px, 2.65vw, 46px);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.025em;
}

@media (max-width: 700px) {
  .studio-bridge {
    min-height: 0;
    padding-top: 96px;
    padding-bottom: 96px;
  }

  .studio-bridge p {
    max-width: 100%;
    font-size: clamp(25px, 7vw, 34px);
    line-height: 1.5;
  }
}

@media (prefers-reduced-motion: reduce) {
  .studio-bridge__inner {
    opacity: 1;
    transition: none;
  }
}

/* Studio — collaborators */
.collaborators-section {
  --collaborators-columns: 4;
  --collaborators-row-height: 174px;
  --collaborators-gap: 0px;
  --collaborators-max-width: 1360px;
  position: relative;
  overflow: hidden;
  padding: clamp(76px, 5.5vw, 90px) 0 0;
  color: var(--black);
  background: #f6f4f0;
  transition: color 650ms var(--ease);
}

.collaborators-background {
  position: absolute;
  z-index: 0;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.collaborators-background__image,
.collaborators-background__overlay {
  position: absolute;
  inset: 0;
}

.collaborators-background__image {
  background: center / cover no-repeat;
  filter: grayscale(0.22) saturate(0.72) contrast(1.08);
  opacity: 0;
  transform: scale(1.035);
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1), transform 1000ms cubic-bezier(0.22, 1, 0.36, 1);
}

.collaborators-background__image.is-visible {
  opacity: 0.66;
  transform: scale(1);
}

.collaborators-background__overlay {
  background:
    linear-gradient(90deg, rgba(13, 15, 14, 0.78) 0%, rgba(13, 15, 14, 0.56) 36%, rgba(13, 15, 14, 0.12) 78%),
    linear-gradient(180deg, rgba(13, 15, 14, 0.24), rgba(13, 15, 14, 0.7));
  opacity: 1;
  transition: opacity 700ms cubic-bezier(0.22, 1, 0.36, 1);
}

.collaborators-shell {
  position: relative;
  z-index: 1;
  width: min(calc(100% - var(--gutter)), var(--collaborators-max-width));
  /* Mirrors .section-shell: the Studio profile and collaborator grid share
     the same left alignment at every viewport width. */
  margin: 0 0 0 max(calc(var(--gutter) / 2), calc((100vw - var(--max)) / 2));
}

.collaborators-heading {
  max-width: 660px;
  margin-bottom: clamp(38px, 3vw, 48px);
}

.collaborators-eyebrow {
  margin: 0;
  color: #fff !important;
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.collaborators-heading-line {
  display: block;
  width: 34px;
  height: 1px;
  margin: 16px 0 26px;
  background: currentColor;
}

.collaborators-heading h2 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(42px, 3.5vw, 54px);
  font-weight: 400;
  line-height: 1.1;
  letter-spacing: 0.03em;
}

.collaborators-heading > p:last-child {
  max-width: 42ch;
  margin: 18px 0 0;
  color: rgba(17, 17, 16, 0.72);
  font-size: 15px;
  line-height: 1.9;
}

.collaborator-grid {
  display: grid;
  grid-template-columns: repeat(var(--collaborators-columns), minmax(0, 1fr));
  gap: var(--collaborators-gap);
  border-top: 1px solid rgba(17, 17, 16, 0.12);
  border-left: 1px solid rgba(17, 17, 16, 0.12);
  transition: border-color 650ms var(--ease);
}

.collaborator-card {
  position: relative;
  display: flex;
  min-height: var(--collaborators-row-height);
  padding: 28px clamp(20px, 3vw, 46px);
  border-right: 1px solid rgba(17, 17, 16, 0.12);
  border-bottom: 1px solid rgba(17, 17, 16, 0.12);
  flex-direction: column;
  justify-content: space-between;
  background: rgba(255, 255, 255, 0.16);
  cursor: default;
  transition: background 500ms var(--ease), color 500ms var(--ease), border-color 500ms var(--ease);
}

.collaborator-card:hover,
.collaborator-card:focus-visible,
.collaborator-card.is-active {
  z-index: 1;
  color: #fff;
  background: rgba(14, 15, 14, 0.42);
}

.collaborator-card:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.9);
  outline-offset: -5px;
}

.collaborator-number {
  font-family: var(--display);
  font-size: 25px;
  line-height: 1;
  transition: transform 500ms var(--ease);
}

.collaborator-card h3 {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(22px, 1.65vw, 28px);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: 0.05em;
  transition: transform 500ms var(--ease);
}

.collaborator-card p {
  margin: 12px 0 0;
  color: #fff !important;
  font-family: var(--mono);
  font-size: 9px;
  letter-spacing: 0.25em;
  line-height: 1.4;
  opacity: 1;
  text-transform: uppercase;
}

.collaborator-card:hover .collaborator-number,
.collaborator-card:hover h3,
.collaborator-card:focus-visible .collaborator-number,
.collaborator-card:focus-visible h3,
.collaborator-card.is-active .collaborator-number,
.collaborator-card.is-active h3 {
  transform: translateY(-4px);
}

.collaborators-section.is-background-active {
  color: #fff;
}

.collaborators-section.is-background-active .collaborators-heading > p:last-child {
  color: rgba(255, 255, 255, 0.82);
}

.collaborators-section.is-background-active .collaborator-grid {
  border-color: rgba(255, 255, 255, 0.28);
}

.collaborators-section.is-background-active .collaborator-card {
  border-color: rgba(255, 255, 255, 0.24);
  background: rgba(12, 13, 12, 0.08);
}

@media (max-width: 1120px) {
  .collaborators-section { --collaborators-columns: 3; }
}

@media (max-width: 700px) {
  .collaborators-section {
    --collaborators-columns: 1;
    --collaborators-row-height: 144px;
    padding-top: 88px;
  }
  .collaborators-heading > p:last-child { font-size: 14px; }
  .collaborator-card { padding: 24px 22px; }
  .collaborator-card h3 { font-size: 25px; }
}

@media (prefers-reduced-motion: reduce) {
  .collaborators-section,
  .collaborators-background__image,
  .collaborators-background__overlay,
  .collaborator-grid,
  .collaborator-card,
  .collaborator-number,
  .collaborator-card h3 {
    transition-duration: 1ms !important;
  }
}

/* Home — project image archive */
.project-archive {
  padding: clamp(100px, 11vw, 176px) var(--gutter) clamp(70px, 8vw, 124px);
  color: var(--black);
  background: var(--off-white);
}

.project-archive__header {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(240px, 0.58fr);
  gap: clamp(40px, 8vw, 138px);
  align-items: end;
  max-width: var(--max);
  margin: 0 auto clamp(42px, 5.5vw, 82px);
}

.project-archive__header .eyebrow {
  margin-bottom: 22px;
  color: var(--black);
}

.project-archive__header h2 {
  margin: 0;
  color: var(--black);
  font-family: var(--display);
  font-size: clamp(48px, 5vw, 82px);
  font-weight: 400;
  line-height: 0.98;
  letter-spacing: -0.055em;
}

.project-archive__intro {
  display: grid;
  gap: 14px;
  justify-items: start;
  padding-bottom: 3px;
}

.project-archive__rule {
  display: block;
  width: 46px;
  height: 1px;
  background: var(--black);
}

.project-archive__intro p {
  max-width: 31ch;
  margin: 0;
  color: rgba(13, 15, 14, 0.66);
  font-size: 15px;
  line-height: 1.7;
}

.project-archive__intro small,
.project-archive__ending,
.project-archive__caption small,
.project-archive__caption em {
  font-family: var(--mono);
  font-size: 9px;
  font-style: normal;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.project-archive__intro small {
  color: rgba(13, 15, 14, 0.55);
}

.project-archive__grid {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1px;
  width: min(100%, var(--max));
  margin: 0 auto;
  overflow: hidden;
  background: rgba(13, 15, 14, 0.18);
}

.project-archive__item {
  position: relative;
  display: block;
  aspect-ratio: 1.3 / 1;
  min-width: 0;
  overflow: hidden;
  color: var(--ivory);
  background: #d9d7d0;
  isolation: isolate;
}

.project-archive__item img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 560ms var(--ease), filter 560ms var(--ease);
}

.project-archive__caption {
  position: absolute;
  z-index: 1;
  inset: 0;
  display: flex;
  padding: clamp(14px, 1.7vw, 25px);
  flex-direction: column;
  justify-content: space-between;
  background: rgba(13, 15, 14, 0.26);
  opacity: 0;
  transition: opacity 460ms var(--ease), background 460ms var(--ease);
}

.project-archive__index {
  font-family: var(--display);
  font-size: clamp(28px, 2.4vw, 42px);
  font-weight: 400;
  line-height: 1;
  letter-spacing: -0.04em;
}

.project-archive__caption-bottom {
  display: flex;
  gap: 14px;
  align-items: end;
  justify-content: space-between;
}

.project-archive__caption-bottom > span {
  display: grid;
  gap: 7px;
  min-width: 0;
}

.project-archive__caption small {
  color: rgba(244, 241, 234, 0.74);
}

.project-archive__caption strong {
  overflow: hidden;
  color: var(--ivory);
  font-family: var(--sans);
  font-size: clamp(14px, 1.18vw, 18px);
  font-weight: 500;
  line-height: 1.25;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-archive__caption em {
  color: var(--ivory);
}

.project-archive__item:hover img,
.project-archive__item:focus-visible img {
  filter: brightness(0.78);
  transform: scale(1.035);
}

.project-archive__item:hover .project-archive__caption,
.project-archive__item:focus-visible .project-archive__caption {
  opacity: 1;
}

.project-archive__item:focus-visible {
  z-index: 2;
  outline: 2px solid var(--bronze);
  outline-offset: -2px;
}

.project-archive__ending {
  display: flex;
  width: min(100%, var(--max));
  margin: clamp(24px, 3vw, 42px) auto 0;
  padding-top: 18px;
  border-top: 1px solid rgba(13, 15, 14, 0.24);
  align-items: center;
  justify-content: space-between;
  color: var(--black);
}

.project-archive__ending p {
  display: flex;
  gap: 14px;
  margin: 0;
  color: rgba(13, 15, 14, 0.62);
}

.project-archive__ending p span {
  color: var(--black);
}

.project-archive__ending a {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  color: var(--black);
  transition: gap 360ms var(--ease), color 360ms var(--ease);
}

.project-archive__ending a:hover,
.project-archive__ending a:focus-visible {
  gap: 23px;
  color: var(--bronze);
}

@media (max-width: 1120px) {
  .project-archive__header {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .project-archive__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .project-archive__item {
    aspect-ratio: 1.28 / 1;
  }
}

@media (max-width: 700px) {
  .project-archive {
    padding-top: 86px;
    padding-bottom: 72px;
  }

  .project-archive__header {
    margin-bottom: 40px;
  }

  .project-archive__header h2 {
    font-size: clamp(44px, 13vw, 62px);
  }

  .project-archive__intro p {
    font-size: 14px;
  }

  .project-archive__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .project-archive__caption {
    padding: 14px;
  }

  .project-archive__caption-bottom {
    gap: 8px;
  }

  .project-archive__caption strong {
    font-size: 13px;
  }

  .project-archive__caption em {
    font-size: 8px;
  }
}

@media (max-width: 360px) {
  .project-archive__grid {
    grid-template-columns: 1fr;
  }

  .project-archive__item {
    aspect-ratio: 1.45 / 1;
  }

  .project-archive__ending {
    gap: 18px;
    align-items: flex-start;
    flex-direction: column;
  }
}

/* Home — selected projects editorial index */
.project-preview-frame .project-preview-image {
  position: absolute;
  z-index: 0;
  inset: 0;
  opacity: 0;
  object-fit: cover;
  transition: opacity 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 950ms var(--ease);
}

.project-preview-frame .project-preview-image.is-visible {
  opacity: 1;
}

/* Keep the Mingshitong Construction entrance and arched facade in the portrait Selected Projects crop. */
.project-preview-frame .project-preview-image[src$="105_2.1.jpg"] {
  object-position: 28% center;
}

@media (min-width: 901px) {
  .project-stage {
    --project-stage-edge: clamp(28px, 4vw, 64px);
    --project-stage-bottom-space: clamp(96px, 12vh, 144px);
    display: grid;
    /* A near-even editorial split gives the project index enough reading room. */
    grid-template-columns: minmax(0, 0.92fr) minmax(0, 1fr);
    justify-content: normal;
    min-height: calc(100svh + var(--project-stage-bottom-space));
    padding: var(--project-stage-edge) 0 calc(var(--project-stage-edge) + var(--project-stage-bottom-space));
    overflow: hidden;
  }

  .project-stage .project-preview-frame {
    position: sticky;
    z-index: 2;
    top: var(--project-stage-edge);
    left: 0;
    width: 100%;
    height: calc(100svh - (var(--project-stage-edge) * 2));
    max-height: none;
    border: 0;
    overflow: hidden;
    pointer-events: none;
  }

  .project-preview-frame::after {
    display: none;
  }

  .project-preview-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: grayscale(0.18) saturate(0.82) contrast(1.04);
    transform: scale(1.02);
    transition: opacity 600ms cubic-bezier(0.22, 1, 0.36, 1), transform 950ms var(--ease);
  }

  .project-preview-frame .project-heading {
    position: absolute;
    z-index: 2;
    right: auto;
    bottom: clamp(32px, 5vh, 72px);
    left: clamp(32px, 4vw, 64px);
    width: min(76%, 440px);
    min-height: 0;
    padding: 0;
    color: var(--ivory);
    pointer-events: none;
    transform: none;
  }

  .project-preview-frame .project-heading h2 {
    margin-top: 10px;
    font-size: clamp(40px, 4.1vw, 70px);
  }

  .project-preview-frame .project-heading .eyebrow {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.16em;
  }

  .project-preview-frame .project-heading p:not(.eyebrow) {
    max-width: 30ch;
    margin-top: 16px;
    color: rgba(244, 241, 234, 0.78);
    font-size: 13px;
    line-height: 1.65;
  }

  .project-stage-content {
    position: static;
    grid-column: 2;
    display: block;
    min-width: 0;
    width: auto;
    min-height: calc(100svh - (var(--project-stage-edge) * 2));
    margin: 0;
    padding: 0 clamp(32px, 4vw, 64px);
    transform: none;
  }

  .project-index {
    display: grid;
    grid-column: auto;
    height: calc(100svh - (var(--project-stage-edge) * 2));
    overflow-y: auto;
    overscroll-behavior: contain;
    scrollbar-width: none;
    border-top: 0;
    padding: clamp(32px, 5vh, 72px) 0 clamp(96px, 12vh, 144px);
  }

  .project-index::-webkit-scrollbar {
    display: none;
  }

  .project-row {
    grid-template-columns: minmax(80px, 0.7fr) minmax(0, 2.4fr) minmax(78px, 0.8fr) minmax(46px, 0.5fr);
    gap: clamp(12px, 1.5vw, 24px);
    min-height: clamp(118px, 15vh, 170px);
    padding: clamp(22px, 3vh, 36px) 0;
    align-items: center;
    border-bottom: 1px solid rgba(244, 241, 234, 0.23);
    color: rgba(244, 241, 234, 0.62);
    transition: color 300ms var(--ease), border-color 300ms var(--ease);
  }

  .project-row:first-child {
    border-top: 1px solid rgba(244, 241, 234, 0.23);
  }

  .project-row span,
  .project-row em,
  .project-row small {
    font-family: var(--mono);
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: none;
  }

  .project-stage .project-index .project-row strong {
    color: rgba(244, 241, 234, 0.84);
    font-size: clamp(28px, 2.4vw, 42px);
    font-weight: 400;
    line-height: 1.15;
    transition: color 300ms var(--ease), transform 300ms var(--ease);
  }

  .project-row em {
    font-style: italic;
  }

  .project-stage .project-index .project-row span,
  .project-stage .project-index .project-row em,
  .project-stage .project-index .project-row small {
    font-size: 10px;
  }

  .project-row:hover,
  .project-row:focus-visible,
  .project-row.is-active {
    padding-left: 0;
    color: var(--ivory);
    border-color: rgba(244, 241, 234, 0.52);
  }

  .project-row:hover strong,
  .project-row:focus-visible strong,
  .project-row.is-active strong {
    color: var(--ivory);
    transform: translateX(4px);
  }

  .project-stage .outline-link {
    position: absolute;
    right: auto;
    bottom: clamp(16px, 2vw, 32px);
    left: 50%;
    z-index: 3;
    grid-column: auto;
    margin: 0;
    transform: translateX(-50%);
  }
}

@media (max-width: 900px) {
  .project-stage {
    --project-stage-edge: 24px;
    min-height: 0;
    padding: var(--project-stage-edge) var(--gutter) clamp(76px, 12vw, 130px);
    overflow: visible;
  }

  .project-preview-frame {
    position: relative;
    top: auto;
    left: auto;
    width: 100%;
    height: min(88vw, 560px);
    max-height: none;
    margin: 0 0 clamp(64px, 12vw, 110px);
    border: 0;
    overflow: hidden;
  }

  .project-preview-frame::after {
    display: none;
  }

  .project-preview-frame img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: opacity 600ms cubic-bezier(0.22, 1, 0.36, 1);
  }

  .project-preview-frame .project-heading {
    position: absolute;
    z-index: 2;
    right: 24px;
    bottom: 28px;
    left: 24px;
    width: auto;
    min-height: 0;
    padding: 0;
    transform: none;
  }

  .project-preview-frame .project-heading h2 {
    margin-top: 8px;
    font-size: clamp(40px, 12vw, 68px);
  }

  .project-stage-content {
    display: block;
    width: 100%;
    margin: 0;
    padding: 0;
    transform: none;
  }

  .project-index {
    display: grid;
    height: auto;
    max-height: none;
    overflow: visible;
    border-top: 1px solid var(--line-dark);
    padding: 0;
  }

  .project-row {
    grid-template-columns: minmax(0, 1fr) auto;
    grid-template-areas:
      "category city"
      "title year";
    gap: 12px 18px;
    min-height: 0;
    padding: 28px 0 30px;
  }

  .project-row span { grid-area: category; }
  .project-row strong { grid-area: title; }
  .project-row em { grid-area: city; }
  .project-row small { grid-area: year; }

  .project-row strong {
    font-size: clamp(28px, 8vw, 48px);
  }

  .project-stage .outline-link {
    position: relative;
    right: auto;
    bottom: auto;
    display: flex;
    width: max-content;
    margin: 34px auto 0;
  }
}

/* Homepage — Version B: horizontal selected-projects gallery. */
body[data-page="home"] main > .selected-projects-horizontal {
  order: 4;
}

.selected-projects-horizontal {
  --selected-project-slide-width: clamp(300px, 28vw, 520px);
  width: 100%;
  min-height: 100svh;
  overflow: hidden;
  padding: clamp(70px, 8vw, 136px) 0 clamp(82px, 9vw, 150px);
  color: var(--ivory);
  background: var(--black);
}

.selected-projects-horizontal:focus-visible {
  outline: 1px solid var(--bronze-soft);
  outline-offset: -10px;
}

.selected-projects-horizontal__header {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto clamp(42px, 5vw, 78px);
}

.selected-projects-horizontal__header .eyebrow {
  color: var(--bronze-soft);
}

.selected-projects-horizontal__header h2 {
  margin: 10px 0 14px;
  font-size: clamp(42px, 5vw, 82px);
  font-weight: 300;
  line-height: 1.08;
}

.selected-projects-horizontal__header > p:last-child {
  max-width: 32ch;
  margin: 0;
  color: rgba(244, 241, 234, 0.62);
  font-size: 14px;
}

.selected-projects-horizontal__controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: clamp(16px, 2.5vw, 38px);
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto 26px;
}

.selected-projects-horizontal__controls p,
.selected-projects-horizontal__control {
  margin: 0;
  font-family: var(--label);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.selected-projects-horizontal__controls p {
  min-width: 68px;
  color: rgba(244, 241, 234, 0.7);
  text-align: center;
}

.selected-projects-horizontal__control {
  position: relative;
  padding: 0 0 7px;
  border: 0;
  border-bottom: 1px solid rgba(244, 241, 234, 0.34);
  color: var(--ivory);
  background: transparent;
  cursor: pointer;
  transition: color 450ms var(--ease), border-color 450ms var(--ease);
}

.selected-projects-horizontal__control:hover,
.selected-projects-horizontal__control:focus-visible {
  border-bottom-color: var(--bronze-soft);
  color: var(--bronze-soft);
  outline: none;
}

.selected-projects-horizontal__control:disabled {
  border-color: rgba(244, 241, 234, 0.1);
  color: rgba(244, 241, 234, 0.24);
  cursor: default;
}

.selected-projects-horizontal__viewport {
  overflow-x: auto;
  overflow-y: hidden;
  overscroll-behavior-x: contain;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  touch-action: pan-y;
  cursor: grab;
  -webkit-overflow-scrolling: touch;
}

.selected-projects-horizontal__viewport::-webkit-scrollbar {
  display: none;
}

.selected-projects-horizontal__viewport.is-dragging {
  cursor: grabbing;
  user-select: none;
}

.selected-projects-horizontal__track {
  display: flex;
  align-items: flex-start;
  gap: clamp(18px, 2.5vw, 42px);
  width: max-content;
  min-width: 100%;
}

.selected-projects-horizontal__track::before,
.selected-projects-horizontal__track::after {
  flex: 0 0 calc(50vw - (var(--selected-project-slide-width) / 2));
  content: "";
}

.selected-projects-horizontal__slide {
  position: relative;
  flex: 0 0 var(--selected-project-slide-width);
  scroll-snap-align: center;
  opacity: 0.34;
  transform: scale(0.94);
  transform-origin: center center;
  transition: opacity 650ms var(--ease), transform 650ms var(--ease);
}

.selected-projects-horizontal__slide::after {
  position: absolute;
  z-index: 1;
  inset: 0 0 52px;
  pointer-events: none;
  content: "";
  opacity: 0.32;
  background: linear-gradient(180deg, rgba(13, 15, 14, 0.08), rgba(13, 15, 14, 0.54));
  transition: opacity 650ms var(--ease);
}

.selected-projects-horizontal__slide.is-active {
  opacity: 1;
  transform: scale(1);
}

.selected-projects-horizontal__slide.is-active::after {
  opacity: 0.08;
}

.selected-projects-horizontal__slide:hover:not(.is-active) {
  opacity: 0.65;
}

.selected-projects-horizontal__image {
  display: block;
  width: 100%;
  height: clamp(500px, 72vh, 820px);
  object-fit: cover;
  object-position: center center;
}

.selected-projects-horizontal__slide--mingshitong .selected-projects-horizontal__image {
  object-position: 28% center;
}

.selected-projects-horizontal__slide--yutian .selected-projects-horizontal__image {
  object-position: center top;
}

.selected-projects-horizontal__slide--qigu .selected-projects-horizontal__image {
  object-fit: fill;
}

.selected-projects-horizontal__title {
  position: relative;
  z-index: 2;
  margin: 16px 0 0;
  color: var(--ivory);
  font-size: clamp(28px, 2.4vw, 42px);
  font-weight: 300;
  line-height: 1.2;
  opacity: 0.24;
  transform: translateY(-4px);
  transition: opacity 500ms var(--ease), transform 500ms var(--ease);
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 900px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: min(78vw, 460px);
    min-height: 0;
    padding: clamp(66px, 13vw, 98px) 0 clamp(78px, 14vw, 112px);
  }

  .selected-projects-horizontal__header {
    margin-bottom: 38px;
  }

  .selected-projects-horizontal__image {
    height: min(118vw, 640px);
  }

  .selected-projects-horizontal__track::before,
  .selected-projects-horizontal__track::after {
    flex-basis: calc(50vw - (var(--selected-project-slide-width) / 2));
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: 84vw;
  }

  .selected-projects-horizontal__header > p:last-child {
    font-size: 13px;
  }

  .selected-projects-horizontal__controls {
    justify-content: space-between;
  }

  .selected-projects-horizontal__image {
    height: min(128vw, 600px);
  }
}

/* Homepage — challenges editorial section. */
body[data-page="home"] main > .challenges-section {
  order: 7;
}

.challenges-section {
  position: relative;
  isolation: isolate;
  overflow: clip;
  padding: clamp(82px, 8vw, 116px) var(--gutter) clamp(68px, 6vw, 100px);
  color: var(--black);
  background: #f5f3ee;
}

.challenges-section::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  pointer-events: none;
  content: "";
  opacity: 0.45;
  background-image:
    linear-gradient(rgba(13, 15, 14, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(13, 15, 14, 0.035) 1px, transparent 1px);
  background-size: 100% 112px, 112px 100%;
}

.challenges-section__inner {
  width: min(100%, var(--max));
  margin: 0 auto;
}

.challenges-section__intro {
  position: relative;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(160px, 0.42fr);
  gap: clamp(26px, 3.8vw, 62px);
  align-items: end;
}

.challenges-section__heading .eyebrow {
  margin: 0 0 18px;
  color: rgba(13, 15, 14, 0.7);
}

.challenges-section__heading h2 {
  max-width: none;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(46px, 4.8vw, 78px);
  font-weight: 300;
  line-height: 1.18;
  letter-spacing: -0.045em;
}

.challenges-section__rule {
  display: block;
  width: clamp(62px, 7vw, 108px);
  height: 1px;
  margin-top: clamp(24px, 2.4vw, 34px);
  background: rgba(13, 15, 14, 0.62);
}

.challenges-section__diagram {
  position: relative;
  justify-self: center;
  width: clamp(126px, 12vw, 178px);
  aspect-ratio: 1;
  opacity: 0.52;
}

.challenges-section__diagram svg {
  width: 100%;
  height: 100%;
  overflow: visible;
}

.challenges-section__diagram text {
  fill: rgba(13, 15, 14, 0.68);
  font-family: var(--label);
  font-size: 8px;
  font-weight: 500;
  letter-spacing: 0.18em;
}

.challenges-section__diagram::before,
.challenges-section__diagram::after {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34px;
  height: 1px;
  content: "";
  background: rgba(13, 15, 14, 0.52);
  transform: translate(-50%, -50%);
}

.challenges-section__diagram::after {
  transform: translate(-50%, -50%) rotate(90deg);
}

.challenges-section__diagram span {
  position: absolute;
  top: 50%;
  left: 50%;
  color: rgba(13, 15, 14, 0.54);
  font-size: 0;
  transform: translate(-50%, -50%);
}

.challenges-section__intro-copy {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(24px, 5vw, 80px);
  max-width: 800px;
  margin-top: clamp(8px, 1vw, 18px);
}

.challenges-section__intro-copy p {
  margin: 0;
  color: rgba(13, 15, 14, 0.68);
  font-size: clamp(14px, 1vw, 16px);
  line-height: 1.85;
}

.challenges-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  /* Let each row follow the story card's reduced min-height so rows never overlap. */
  grid-auto-rows: auto;
  gap: clamp(12px, 1.25vw, 20px);
  margin-top: clamp(28px, 2.5vw, 42px);
}

.challenge-card {
  display: grid;
  grid-template-columns: minmax(0, 1.48fr) minmax(112px, 0.92fr);
  min-height: 0;
  overflow: hidden;
  border: 1px solid rgba(13, 15, 14, 0.12);
  color: var(--black);
  background: rgba(250, 249, 244, 0.9);
  box-shadow: 0 10px 20px rgba(13, 15, 14, 0.055);
  transition: transform 520ms var(--ease), border-color 520ms var(--ease), box-shadow 520ms var(--ease);
}

.challenge-card__content {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  min-width: 0;
  padding: clamp(22px, 2.1vw, 34px);
}

.challenge-card__index {
  display: flex;
  gap: 13px;
  align-items: center;
  color: rgba(13, 15, 14, 0.42);
  font-family: var(--label);
  font-size: clamp(15px, 1.4vw, 22px);
  font-weight: 400;
  letter-spacing: 0.07em;
  line-height: 1;
}

.challenge-card__index i {
  display: block;
  width: clamp(42px, 4.8vw, 74px);
  height: 1px;
  background: rgba(13, 15, 14, 0.22);
}

.challenge-card h3 {
  margin: auto 0 clamp(24px, 3vw, 42px);
  font-family: var(--sans);
  font-size: clamp(14px, 1vw, 17px);
  font-weight: 400;
  letter-spacing: 0.01em;
  line-height: 1.68;
}

.challenge-card__link {
  display: inline-flex;
  gap: 14px;
  align-items: center;
  width: fit-content;
  color: rgba(13, 15, 14, 0.76);
  font-family: var(--label);
  font-size: 10px;
  font-weight: 600;
  letter-spacing: 0.17em;
  text-transform: uppercase;
  transition: color 480ms var(--ease), transform 480ms var(--ease);
}

.challenge-card__link b {
  display: grid;
  width: 30px;
  height: 30px;
  border-radius: 50%;
  color: var(--ivory);
  background: var(--black);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 300;
  line-height: 1;
  place-items: center;
  transition: transform 480ms var(--ease), background 480ms var(--ease);
}

.challenge-card__media {
  position: relative;
  align-self: stretch;
  overflow: hidden;
  clip-path: polygon(20% 0, 100% 0, 100% 100%, 0 100%);
}

.challenge-card__media::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  background: linear-gradient(90deg, rgba(250, 249, 244, 0.35), transparent 42%);
  transition: opacity 520ms var(--ease);
}

.challenge-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(0.2) saturate(0.74) brightness(0.91);
  transition: transform 600ms var(--ease), filter 600ms var(--ease);
}

.challenge-card:nth-child(2) .challenge-card__media,
.challenge-card:nth-child(5) .challenge-card__media {
  clip-path: polygon(13% 0, 100% 0, 100% 100%, 0 100%);
}

.challenge-card:nth-child(3) .challenge-card__media,
.challenge-card:nth-child(4) .challenge-card__media {
  clip-path: polygon(26% 0, 100% 0, 100% 100%, 5% 100%);
}

.challenge-card:nth-child(3) img { object-position: 58% center; }
.challenge-card:nth-child(4) img { object-position: 62% center; }
.challenge-card:nth-child(5) img { object-position: 66% center; }

.challenge-card:hover,
.challenge-card:focus-within {
  z-index: 1;
  border-color: rgba(13, 15, 14, 0.28);
  box-shadow: 0 14px 28px rgba(13, 15, 14, 0.08);
  transform: translateY(-2px);
}

.challenge-card:hover .challenge-card__media img,
.challenge-card:focus-within .challenge-card__media img {
  filter: grayscale(0.08) saturate(0.86) brightness(1.02);
  transform: scale(1.03);
}

.challenge-card:hover .challenge-card__media::after,
.challenge-card:focus-within .challenge-card__media::after {
  opacity: 0.4;
}

.challenge-card:hover .challenge-card__link,
.challenge-card:focus-within .challenge-card__link {
  color: var(--black);
  transform: translateX(5px);
}

.challenge-card:hover .challenge-card__link b,
.challenge-card:focus-within .challenge-card__link b {
  background: var(--bronze);
  transform: translateX(3px) rotate(-18deg);
}

.challenge-card__link:focus-visible,
.challenges-section__cta:focus-visible {
  outline: 1px solid var(--bronze);
  outline-offset: 5px;
}

.challenges-section__conclusion {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 34px;
  align-items: center;
  margin-top: clamp(40px, 3.5vw, 56px);
  padding: clamp(23px, 2.3vw, 34px);
  border-top: 1px solid rgba(13, 15, 14, 0.18);
  background: rgba(13, 15, 14, 0.025);
}

.challenges-section__conclusion p {
  position: relative;
  margin: 0;
  padding-left: clamp(48px, 6vw, 90px);
  color: rgba(13, 15, 14, 0.78);
  font-size: clamp(16px, 1.3vw, 20px);
  line-height: 1.65;
}

.challenges-section__conclusion p::before {
  position: absolute;
  top: 0.85em;
  left: 0;
  width: clamp(26px, 3.4vw, 54px);
  height: 1px;
  content: "";
  background: rgba(13, 15, 14, 0.64);
}

.challenges-section__cta {
  display: inline-flex;
  gap: 28px;
  align-items: center;
  justify-content: space-between;
  min-width: min(100%, 330px);
  padding: 16px 22px;
  color: var(--ivory);
  font-family: var(--label);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.12em;
  background: var(--black);
  transition: background 420ms var(--ease), transform 420ms var(--ease);
}

.challenges-section__cta span {
  font-family: var(--sans);
  font-size: 17px;
  transition: transform 420ms var(--ease);
}

.challenges-section__cta:hover {
  background: var(--bronze);
  transform: translateY(-2px);
}

.challenges-section__cta:hover span {
  transform: translate(3px, -3px);
}

@media (max-width: 980px) {
  .challenges-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .challenge-card {
    min-height: 286px;
  }
}

@media (max-width: 680px) {
  .challenges-section {
    padding-top: 82px;
    padding-bottom: 72px;
  }

  .challenges-section::before {
    background-size: 100% 72px, 72px 100%;
  }

  .challenges-section__intro {
    grid-template-columns: 1fr;
  }

  .challenges-section__heading h2 {
    font-size: clamp(40px, 12vw, 56px);
  }

  .challenges-section__diagram {
    position: absolute;
    top: 10px;
    right: 0;
    width: 104px;
    opacity: 0.32;
  }

  .challenges-section__intro-copy {
    grid-template-columns: 1fr;
    gap: 12px;
    margin-top: 6px;
  }

  .challenges-grid {
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    gap: 12px;
    margin-top: 32px;
  }

  .challenge-card {
    min-height: 252px;
    grid-template-columns: minmax(0, 1.45fr) minmax(128px, 0.82fr);
  }

  .challenge-card__content {
    padding: 22px;
  }

  .challenge-card h3 {
    margin-bottom: 24px;
    font-size: 15px;
  }

  .challenges-section__conclusion {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 26px 22px;
  }

  .challenges-section__cta {
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .challenge-card,
  .challenge-card__link,
  .challenge-card__link b,
  .challenge-card__media,
  .challenge-card__media img,
  .challenges-section__cta,
  .challenges-section__cta span {
    transition-duration: 1ms;
  }
}

@media (prefers-reduced-motion: reduce) {
  .selected-projects-horizontal__slide,
  .selected-projects-horizontal__slide::after,
  .selected-projects-horizontal__title,
  .selected-projects-horizontal__control {
    transition-duration: 1ms;
  }
}

/* Homepage — Version B gallery refinement. This remains isolated from the original selected-projects section. */
.selected-projects-horizontal {
  --selected-project-slide-width: clamp(360px, 28vw, 400px);
  --selected-project-progress-scale: 0.0909;
  position: relative;
  isolation: isolate;
  min-height: 0;
  padding: clamp(82px, 9vw, 150px) 0 clamp(96px, 10vw, 168px);
  background-color: var(--black);
  background-image:
    linear-gradient(rgba(244, 241, 234, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(244, 241, 234, 0.035) 1px, transparent 1px);
  background-size: 100% 96px, 96px 100%;
}

.selected-projects-horizontal__header {
  position: relative;
  z-index: 1;
  margin-bottom: clamp(50px, 6vw, 94px);
}

.selected-projects-horizontal__header h2 {
  margin: 12px 0 18px;
  font-family: var(--display);
  font-size: clamp(44px, 4.7vw, 76px);
  font-weight: 300;
  letter-spacing: 0.04em;
}

.selected-projects-horizontal__controls {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 18px;
  margin-bottom: clamp(52px, 6vw, 88px);
  padding-bottom: 22px;
}

.selected-projects-horizontal__controls::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: rgba(244, 241, 234, 0.88);
  transform: scaleX(var(--selected-project-progress-scale));
  transform-origin: left center;
  transition: transform 650ms var(--ease);
}

.selected-projects-horizontal__controls::before {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: rgba(244, 241, 234, 0.2);
}

.selected-projects-horizontal__controls p,
.selected-projects-horizontal__control {
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.2em;
}

.selected-projects-horizontal__controls p {
  min-width: 84px;
  color: rgba(244, 241, 234, 0.7);
}

.selected-projects-horizontal__control {
  display: inline-flex;
  align-items: center;
  width: fit-content;
  padding: 0 0 8px;
  border-bottom-color: rgba(244, 241, 234, 0.22);
  color: rgba(244, 241, 234, 0.62);
  transition: color 380ms var(--ease), border-color 380ms var(--ease);
}

.selected-projects-horizontal__control[data-horizontal-prev] {
  justify-self: start;
}

.selected-projects-horizontal__control[data-horizontal-next] {
  justify-self: end;
}

.selected-projects-horizontal__control[data-horizontal-prev]::before,
.selected-projects-horizontal__control[data-horizontal-next]::after {
  display: inline-block;
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 300;
  line-height: 0;
  transition: transform 380ms var(--ease);
}

.selected-projects-horizontal__control[data-horizontal-prev]::before {
  margin-right: 9px;
  content: "←";
}

.selected-projects-horizontal__control[data-horizontal-next]::after {
  margin-left: 9px;
  content: "→";
}

.selected-projects-horizontal__control:hover,
.selected-projects-horizontal__control:focus-visible {
  border-bottom-color: var(--ivory);
  color: var(--ivory);
}

.selected-projects-horizontal__control[data-horizontal-prev]:hover::before,
.selected-projects-horizontal__control[data-horizontal-prev]:focus-visible::before {
  transform: translateX(-4px);
}

.selected-projects-horizontal__control[data-horizontal-next]:hover::after,
.selected-projects-horizontal__control[data-horizontal-next]:focus-visible::after {
  transform: translateX(4px);
}

.selected-projects-horizontal__viewport {
  position: relative;
  z-index: 1;
}

.selected-projects-horizontal__track {
  gap: clamp(12px, 1.7vw, 26px);
}

.selected-projects-horizontal__slide {
  opacity: 0.2;
  transform: scale(0.9);
  cursor: pointer;
  transition: opacity 650ms var(--ease), transform 650ms var(--ease);
}

.selected-projects-horizontal__slide::after {
  right: 0;
  bottom: 82px;
  left: 0;
  opacity: 0.58;
  background: linear-gradient(180deg, rgba(13, 15, 14, 0.04), rgba(13, 15, 14, 0.67));
}

.selected-projects-horizontal__slide:not(.is-active) .selected-projects-horizontal__image {
  filter: grayscale(0.16) saturate(0.78) brightness(0.7);
}

.selected-projects-horizontal__slide:has(+ .selected-projects-horizontal__slide.is-active),
.selected-projects-horizontal__slide.is-active + .selected-projects-horizontal__slide {
  opacity: 0.36;
  transform: scale(0.95);
}

.selected-projects-horizontal__slide:has(+ .selected-projects-horizontal__slide.is-active) .selected-projects-horizontal__image {
  -webkit-mask-image: linear-gradient(90deg, transparent 0%, #000 46%, #000 100%);
  mask-image: linear-gradient(90deg, transparent 0%, #000 46%, #000 100%);
}

.selected-projects-horizontal__slide.is-active + .selected-projects-horizontal__slide .selected-projects-horizontal__image {
  -webkit-mask-image: linear-gradient(90deg, #000 0%, #000 54%, transparent 100%);
  mask-image: linear-gradient(90deg, #000 0%, #000 54%, transparent 100%);
}

.selected-projects-horizontal__slide:not(.is-active):has(.selected-projects-horizontal__image:hover) {
  opacity: 0.74;
  transform: scale(0.965);
}

.selected-projects-horizontal__slide:not(.is-active) .selected-projects-horizontal__image:hover {
  filter: grayscale(0.1) saturate(0.84) brightness(0.9);
  transform: scale(1.015);
}

.selected-projects-horizontal__slide.is-active {
  opacity: 1;
  transform: scale(1);
  cursor: default;
}

.selected-projects-horizontal__slide.is-active::after {
  opacity: 0.05;
}

.selected-projects-horizontal__image {
  height: clamp(560px, 68vh, 740px);
  object-fit: cover;
  object-position: center center;
  filter: grayscale(0) saturate(1);
  transition: filter 650ms var(--ease), transform 650ms var(--ease), -webkit-mask-image 650ms var(--ease), mask-image 650ms var(--ease);
  will-change: transform, filter;
}

.selected-projects-horizontal__slide--qigu .selected-projects-horizontal__image {
  object-fit: cover;
  object-position: center center;
}

.selected-projects-horizontal__title {
  margin: 0;
  color: var(--ivory);
  font-family: var(--display);
  font-size: clamp(18px, 1.7vw, 26px);
  font-weight: 300;
  line-height: 1.35;
  letter-spacing: 0.07em;
  opacity: 0.26;
  transform: translateY(3px);
  transition: color 550ms var(--ease), opacity 550ms var(--ease), transform 550ms var(--ease);
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
  color: var(--ivory);
  font-size: clamp(28px, 2.35vw, 36px);
  opacity: 1;
  transform: translateY(0);
}

.selected-projects-horizontal__slide:has(+ .selected-projects-horizontal__slide.is-active) .selected-projects-horizontal__title,
.selected-projects-horizontal__slide.is-active + .selected-projects-horizontal__slide .selected-projects-horizontal__title {
  opacity: 0.34;
}

@media (max-width: 900px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: min(70vw, 420px);
    padding-block: clamp(72px, 12vw, 108px);
    background-size: 100% 76px, 76px 100%;
  }

  .selected-projects-horizontal__header {
    margin-bottom: 46px;
  }

  .selected-projects-horizontal__controls {
    margin-bottom: 54px;
  }

  .selected-projects-horizontal__image {
    height: min(112vw, 650px);
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: 76vw;
    background-size: 100% 60px, 60px 100%;
  }

  .selected-projects-horizontal__controls {
    gap: 10px;
    margin-bottom: 44px;
    padding-bottom: 18px;
  }

  .selected-projects-horizontal__controls p,
  .selected-projects-horizontal__control {
    font-size: 9px;
    letter-spacing: 0.16em;
  }

  .selected-projects-horizontal__controls p {
    min-width: 68px;
  }

  .selected-projects-horizontal__track {
    gap: 10px;
  }

  .selected-projects-horizontal__image {
    height: min(122vw, 610px);
  }

  .selected-projects-horizontal__title {
    margin-top: 24px;
  }

  .selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
    font-size: clamp(27px, 8vw, 34px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .selected-projects-horizontal__controls::after,
  .selected-projects-horizontal__slide,
  .selected-projects-horizontal__slide::after,
  .selected-projects-horizontal__image,
  .selected-projects-horizontal__title,
  .selected-projects-horizontal__control,
  .selected-projects-horizontal__control::before,
  .selected-projects-horizontal__control::after {
    transition-duration: 1ms;
  }
}

/* Homepage — Version B gallery: image-side navigation and bilingual project titles. */
.selected-projects-horizontal__header {
  margin-bottom: clamp(56px, 6vw, 86px);
}

.selected-projects-horizontal__gallery {
  position: relative;
}

.selected-projects-horizontal__arrows {
  position: absolute;
  z-index: 3;
  inset: 0;
  pointer-events: none;
}

.selected-projects-horizontal__arrow {
  position: absolute;
  top: clamp(280px, 34vh, 370px);
  display: grid;
  width: 48px;
  height: 48px;
  padding: 0;
  border: 1px solid rgba(244, 241, 234, 0.42);
  border-radius: 50%;
  color: rgba(244, 241, 234, 0.68);
  background: transparent;
  font-family: var(--sans);
  font-size: 22px;
  font-weight: 300;
  line-height: 1;
  place-items: center;
  pointer-events: auto;
  cursor: pointer;
  opacity: 0.68;
  transition: border-color 360ms var(--ease), color 360ms var(--ease), opacity 360ms var(--ease);
}

.selected-projects-horizontal__arrow span {
  display: block;
  transition: transform 360ms var(--ease);
}

.selected-projects-horizontal__arrow--prev {
  left: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(40px, 5vw, 92px));
}

.selected-projects-horizontal__arrow--next {
  right: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(40px, 5vw, 92px));
}

.selected-projects-horizontal__arrow:hover,
.selected-projects-horizontal__arrow:focus-visible {
  border-color: rgba(244, 241, 234, 0.88);
  color: var(--ivory);
  opacity: 1;
  outline: none;
}

.selected-projects-horizontal__arrow--prev:hover span,
.selected-projects-horizontal__arrow--prev:focus-visible span {
  transform: translateX(-4px);
}

.selected-projects-horizontal__arrow--next:hover span,
.selected-projects-horizontal__arrow--next:focus-visible span {
  transform: translateX(4px);
}

.selected-projects-horizontal__slide::after {
  bottom: 112px;
}

.selected-projects-horizontal__roman {
  position: relative;
  z-index: 2;
  margin: 8px 0 0;
  color: var(--ivory);
  font-family: var(--label);
  font-size: 10px;
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.45;
  opacity: 0.18;
  text-transform: uppercase;
  transition: opacity 550ms var(--ease), transform 550ms var(--ease);
}

.selected-projects-horizontal__project-info {
  position: relative;
  z-index: 2;
  margin-top: 28px;
  cursor: default;
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__project-info:hover .selected-projects-horizontal__title {
  opacity: 0.75;
  transform: translateX(3px);
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__project-info:hover .selected-projects-horizontal__roman {
  opacity: 0.9;
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__roman {
  opacity: 0.6;
  transform: translateY(0);
}

.selected-projects-horizontal__slide:has(+ .selected-projects-horizontal__slide.is-active) .selected-projects-horizontal__roman,
.selected-projects-horizontal__slide.is-active + .selected-projects-horizontal__slide .selected-projects-horizontal__roman {
  opacity: 0.24;
}

@media (max-width: 900px) {
  .selected-projects-horizontal__arrow {
    top: min(56vw, 326px);
  }

  .selected-projects-horizontal__arrow--prev {
    left: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(24px, 4vw, 46px));
  }

  .selected-projects-horizontal__arrow--next {
    right: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(24px, 4vw, 46px));
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal__arrow {
    top: min(61vw, 305px);
    width: 40px;
    height: 40px;
    font-size: 23px;
  }

  .selected-projects-horizontal__arrow--prev {
    left: calc(50% - (var(--selected-project-slide-width) / 2) - 24px);
  }

  .selected-projects-horizontal__arrow--next {
    right: calc(50% - (var(--selected-project-slide-width) / 2) - 24px);
  }

  .selected-projects-horizontal__roman {
    font-size: 9px;
    letter-spacing: 0.15em;
  }

  .selected-projects-horizontal__project-info {
    margin-top: 24px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .selected-projects-horizontal__arrow,
  .selected-projects-horizontal__arrow span,
  .selected-projects-horizontal__project-info,
  .selected-projects-horizontal__roman {
    transition-duration: 1ms;
  }
}

/* Homepage — Version B gallery scale adjustment (70%). */
.selected-projects-horizontal {
  --selected-project-slide-width: clamp(252px, 19.6vw, 364px);
}

.selected-projects-horizontal__image {
  height: clamp(410px, 55vh, 520px);
}

.selected-projects-horizontal__slide::after {
  bottom: 80px;
}

.selected-projects-horizontal__title {
  font-size: clamp(13px, 1.19vw, 18px);
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
  font-size: clamp(20px, 1.65vw, 25px);
}

.selected-projects-horizontal__roman {
  margin-top: 6px;
  font-size: 8px;
  letter-spacing: 0.16em;
}

.selected-projects-horizontal__project-info {
  margin-top: 20px;
}

.selected-projects-horizontal__arrow {
  top: clamp(205px, 27.5vh, 260px);
  width: 34px;
  height: 34px;
  font-size: 16px;
}

.selected-projects-horizontal__arrow--prev {
  left: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(28px, 3.5vw, 64px));
}

.selected-projects-horizontal__arrow--next {
  right: calc(50% - (var(--selected-project-slide-width) / 2) - clamp(28px, 3.5vw, 64px));
}

@media (max-width: 900px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: min(49vw, 294px);
  }

  .selected-projects-horizontal__image {
    height: min(78vw, 455px);
  }

  .selected-projects-horizontal__arrow {
    top: min(39vw, 228px);
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: 53vw;
  }

  .selected-projects-horizontal__image {
    height: min(85vw, 427px);
  }

  .selected-projects-horizontal__arrow {
    top: min(42.5vw, 214px);
    width: 30px;
    height: 30px;
    font-size: 14px;
  }

  .selected-projects-horizontal__arrow--prev {
    left: calc(50% - (var(--selected-project-slide-width) / 2) - 20px);
  }

  .selected-projects-horizontal__arrow--next {
    right: calc(50% - (var(--selected-project-slide-width) / 2) - 20px);
  }

  .selected-projects-horizontal__project-info {
    margin-top: 17px;
  }

  .selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
    font-size: clamp(19px, 5.6vw, 24px);
  }

  .selected-projects-horizontal__roman {
    font-size: 7px;
  }
}

/* Homepage — Version B gallery: 10% enlargement for images and project typography. */
.selected-projects-horizontal {
  --selected-project-slide-width: clamp(277px, 21.56vw, 400px);
}

.selected-projects-horizontal__image {
  height: clamp(451px, 60.5vh, 572px);
}

.selected-projects-horizontal__title {
  font-size: clamp(14px, 1.31vw, 20px);
}

.selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
  font-size: clamp(22px, 1.82vw, 28px);
}

.selected-projects-horizontal__roman {
  font-size: 9px;
}

@media (max-width: 900px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: min(53.9vw, 323px);
  }

  .selected-projects-horizontal__image {
    height: min(85.8vw, 501px);
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal {
    --selected-project-slide-width: 58.3vw;
  }

  .selected-projects-horizontal__image {
    height: min(93.5vw, 470px);
  }

  .selected-projects-horizontal__slide.is-active .selected-projects-horizontal__title {
    font-size: clamp(21px, 6.16vw, 26px);
  }

  .selected-projects-horizontal__roman {
    font-size: 8px;
  }
}

/* Homepage Version B gallery: stable full-viewport presentation beneath the fixed header. */
.selected-projects-horizontal {
  --selected-project-slide-width: clamp(352px, 26.4vw, 506px);
  --v2-gallery-stage-top: clamp(142px, 10vw, 154px);
  --v2-gallery-stage-bottom: 12px;
  --v2-project-info-space: 78px;
  --v2-arrow-center-offset: 60px;
  --v2-image-preferred-height: clamp(600px, 78vh, 760px);
  overflow: clip;
  scroll-margin-top: var(--v2-gallery-stage-top);
}

.selected-projects-horizontal::after {
  display: block;
  height: max(
    calc(var(--v2-gallery-stage-top) + var(--v2-gallery-stage-bottom)),
    min(55svh, 420px)
  );
  content: "";
}

.selected-projects-horizontal__gallery {
  position: sticky;
  top: var(--v2-gallery-stage-top);
  display: grid;
  align-items: center;
  height: calc(100svh - var(--v2-gallery-stage-top) - var(--v2-gallery-stage-bottom));
}

.selected-projects-horizontal__viewport {
  width: 100%;
}

.selected-projects-horizontal__image {
  height: min(
    var(--v2-image-preferred-height),
    calc(100svh - var(--v2-gallery-stage-top) - var(--v2-gallery-stage-bottom) - var(--v2-project-info-space))
  );
}

.selected-projects-horizontal__project-info {
  display: grid;
  grid-template-rows: auto auto;
  gap: 6px;
  align-content: start;
  height: calc(var(--v2-project-info-space) - 20px);
}

.selected-projects-horizontal__project-info .selected-projects-horizontal__roman {
  margin-top: 0;
}

.selected-projects-horizontal__arrows {
  height: 100%;
}

.selected-projects-horizontal__arrow {
  top: calc(50% - var(--v2-arrow-center-offset));
  transform: translateY(-50%);
}

@media (max-width: 900px) {
  .selected-projects-horizontal {
    --v2-gallery-stage-top: 104px;
    --v2-gallery-stage-bottom: 18px;
    --v2-image-preferred-height: min(85.8vw, 501px);
  }
}

@media (max-width: 560px) {
  .selected-projects-horizontal {
    --v2-gallery-stage-top: 92px;
    --v2-gallery-stage-bottom: 14px;
    --v2-project-info-space: 112px;
    --v2-arrow-center-offset: 56px;
    --v2-image-preferred-height: min(93.5vw, 470px);
  }
}

/* Homepage sequence — content remains unchanged; only section placement is adjusted. */
body[data-page="home"] main > .hero-cinema { order: 1; }
body[data-page="home"] main > .project-archive { order: 2; }
body[data-page="home"] main > .selected-projects-horizontal { order: 3; }
body[data-page="home"] main > .home-services { order: 4; }
body[data-page="home"] main > .finale-cta { order: 5; }
body[data-page="home"] main > .challenges-section { order: 6; }
body[data-page="home"] main > .principal-profile { order: 7; }

/* Homepage architect portrait: the information column sets the row height.
   The portrait fills that shared grid row without ever being cropped or stretched. */
@media (min-width: 1121px) {
  body[data-page="home"] .principal-profile {
    align-items: stretch;
  }

  body[data-page="home"] .principal-profile > .media-slab {
    display: flex;
    align-self: stretch;
    width: 100%;
    height: auto;
    min-height: 0;
    overflow: hidden;
  }

  body[data-page="home"] .principal-profile > .media-slab img {
    display: block;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    max-height: 100%;
    object-fit: contain;
    object-position: center bottom;
    transform: none;
  }
}

@media (max-width: 1120px) {
  body[data-page="home"] .principal-profile > .media-slab {
    display: block;
    align-self: start;
    width: 100%;
    height: auto;
    min-height: 0;
  }

  body[data-page="home"] .principal-profile > .media-slab img {
    width: 100%;
    height: auto;
    min-height: 0;
    object-fit: contain;
    object-position: center bottom;
    transform: none;
  }
}

/* Project story pages — a shared editorial reading system for all project details. */
body[data-page="project-story"] {
  --project-story-bg: #f5f3ee;
  --project-story-surface: #ece9e1;
  --project-story-ink: #232321;
  --project-story-muted: #706f69;
  --project-story-line: rgba(35, 35, 33, 0.18);
  --project-story-wood: #9b7958;
  color: var(--project-story-ink);
  background: var(--project-story-bg);
}

body[data-page="project-story"]::before,
body[data-page="project-story"]::after {
  opacity: 0.035;
  filter: invert(1);
}

body[data-page="project-story"] .site-header {
  border-color: rgba(35, 35, 33, 0.14);
  background: rgba(245, 243, 238, 0.94);
  box-shadow: none;
}

body[data-page="project-story"] .brand,
body[data-page="project-story"] .desktop-nav a,
body[data-page="project-story"] .menu-toggle {
  color: var(--project-story-ink);
}

body[data-page="project-story"] .site-header .brand-logo {
  filter: invert(1);
}

body[data-page="project-story"] .site-header .brand-text strong,
body[data-page="project-story"] .site-header .brand-text small {
  color: var(--project-story-ink);
}

body[data-page="project-story"] .desktop-nav a::after,
body[data-page="project-story"] .menu-toggle i,
body[data-page="project-story"] .menu-toggle i::before,
body[data-page="project-story"] .menu-toggle i::after {
  background: var(--project-story-ink);
}

body[data-page="project-story"] .desktop-nav a.is-active {
  color: var(--project-story-wood);
}

.project-story {
  position: relative;
  overflow: clip;
  padding-top: clamp(112px, 10vw, 156px);
  background:
    linear-gradient(90deg, rgba(35, 35, 33, 0.04) 1px, transparent 1px),
    linear-gradient(180deg, rgba(35, 35, 33, 0.028) 1px, transparent 1px),
    var(--project-story-bg);
  background-size: min(13vw, 180px) min(13vw, 180px);
}

.project-story__breadcrumb,
.project-story__hero,
.project-story__information,
.project-story__reading,
.project-story__pagination {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.project-story__breadcrumb {
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
  align-items: center;
  padding-bottom: clamp(38px, 5vw, 76px);
  color: var(--project-story-muted);
  font-family: var(--label);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.14em;
  line-height: 1.5;
  text-transform: uppercase;
}

.project-story__breadcrumb a {
  color: inherit;
  text-decoration: none;
  transition: color 280ms var(--ease);
}

.project-story__breadcrumb a:hover,
.project-story__breadcrumb a:focus-visible {
  color: var(--project-story-wood);
}

.project-story__breadcrumb strong {
  max-width: min(52vw, 38rem);
  overflow: hidden;
  color: var(--project-story-ink);
  font-weight: 500;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.project-story__hero {
  display: grid;
  grid-template-columns: minmax(220px, 0.63fr) minmax(0, 1.78fr);
  gap: clamp(36px, 7vw, 132px);
  align-items: end;
  padding-bottom: clamp(76px, 10vw, 152px);
}

.project-story__hero-copy {
  align-self: center;
  min-width: 0;
  padding-bottom: clamp(14px, 2.5vw, 44px);
}

.project-story__index,
.project-story__chapter-label,
.project-story__quote > p,
.project-story__toc > p,
.project-story__information dt,
.project-story__pagination span,
.project-story__roman {
  margin: 0;
  font-family: var(--label);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.17em;
  line-height: 1.5;
  text-transform: uppercase;
}

.project-story__index,
.project-story__chapter-label,
.project-story__quote > p,
.project-story__toc > p,
.project-story__information dt,
.project-story__pagination span {
  color: var(--project-story-muted);
}

.project-story__hero h1 {
  margin: clamp(20px, 3vw, 42px) 0 0;
  font-family: var(--display);
  font-size: clamp(47px, 5.55vw, 104px);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1.08;
  overflow-wrap: anywhere;
}

.project-story__roman {
  margin-top: 15px;
  color: var(--project-story-wood);
}

.project-story__rule {
  display: block;
  width: 58px;
  height: 1px;
  margin-block: clamp(34px, 4vw, 56px);
  background: var(--project-story-ink);
}

.project-story__hero-meta {
  margin: 0;
  color: var(--project-story-muted);
  font-size: 14px;
  line-height: 2;
}

.project-story__image {
  min-width: 0;
  margin: 0;
  overflow: hidden;
  background: var(--project-story-surface);
}

.project-story__image img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.project-story__hero-image {
  height: clamp(490px, 60vw, 860px);
}

.project-story__hero-image img {
  object-position: center;
}

.project-story__information {
  padding-block: clamp(35px, 5vw, 72px);
  border-top: 1px solid var(--project-story-line);
  border-bottom: 1px solid var(--project-story-line);
}

.project-story__information dl {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
}

.project-story__information dl > div {
  min-width: 0;
  padding-inline: clamp(15px, 2vw, 34px);
  border-left: 1px solid var(--project-story-line);
}

.project-story__information dl > div:first-child {
  padding-left: 0;
  border-left: 0;
}

.project-story__information dt {
  margin-bottom: 16px;
}

.project-story__information dd {
  margin: 0;
  color: var(--project-story-ink);
  font-size: 13px;
  line-height: 1.72;
}

.project-story__reading {
  display: grid;
  grid-template-columns: minmax(170px, 0.54fr) minmax(0, 2fr);
  gap: clamp(42px, 8vw, 160px);
  align-items: start;
  padding-block: clamp(92px, 12vw, 190px);
}

.project-story__toc {
  position: sticky;
  top: 145px;
  display: grid;
  align-content: start;
  gap: 0;
  padding-top: 18px;
  border-top: 1px solid var(--project-story-line);
}

.project-story__toc > p {
  margin-bottom: 18px;
}

.project-story__toc a {
  display: flex;
  gap: 12px;
  align-items: baseline;
  padding-block: 8px;
  color: var(--project-story-muted);
  font-size: 13px;
  line-height: 1.55;
  text-decoration: none;
  transition: color 380ms var(--ease), padding-left 380ms var(--ease);
}

.project-story__toc a span {
  color: var(--project-story-wood);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.1em;
}

.project-story__toc a:hover,
.project-story__toc a:focus-visible,
.project-story__toc a.is-active {
  padding-left: 8px;
  color: var(--project-story-ink);
}

.project-story__content {
  min-width: 0;
}

.project-story__chapter,
.project-story__quote,
.project-story__image-pair,
.project-story__closing {
  scroll-margin-top: 150px;
}

.project-story__chapter {
  display: grid;
  grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.08fr);
  gap: clamp(36px, 7.4vw, 132px);
  align-items: center;
  margin-bottom: clamp(116px, 15vw, 230px);
}

.project-story__chapter--image-left {
  grid-template-columns: minmax(0, 1.08fr) minmax(0, 0.88fr);
}

.project-story__chapter-copy {
  min-width: 0;
}

.project-story__chapter-copy h2,
.project-story__closing h2 {
  margin: 24px 0 27px;
  font-family: var(--display);
  font-size: clamp(30px, 3.05vw, 58px);
  font-weight: 300;
  letter-spacing: -0.035em;
  line-height: 1.25;
}

.project-story__chapter-copy > p:not(.project-story__chapter-label),
.project-story__closing > p:not(.project-story__chapter-label) {
  max-width: 38ch;
  margin: 0;
  color: #4f4e49;
  font-size: clamp(15px, 1.14vw, 18px);
  line-height: 2;
}

.project-story__chapter-copy small {
  display: block;
  margin-top: clamp(32px, 4vw, 56px);
  color: var(--project-story-muted);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.15em;
  line-height: 1.9;
}

.project-story__chapter-image {
  height: clamp(390px, 42vw, 700px);
}

.project-story__chapter-image--wide {
  height: clamp(450px, 46vw, 760px);
}

.project-story__chapter-image--offset {
  height: clamp(410px, 43vw, 720px);
  margin-top: clamp(38px, 6vw, 92px);
}

.project-story__quote {
  position: relative;
  margin: 0 0 clamp(116px, 15vw, 230px);
  padding: clamp(58px, 8vw, 130px) 0 clamp(58px, 8vw, 130px) clamp(28px, 6vw, 120px);
  border-top: 1px solid var(--project-story-line);
  border-bottom: 1px solid var(--project-story-line);
}

.project-story__quote::before {
  position: absolute;
  top: clamp(56px, 8vw, 122px);
  left: 0;
  width: clamp(18px, 2.4vw, 38px);
  height: 1px;
  content: "";
  background: var(--project-story-wood);
}

.project-story__quote blockquote {
  max-width: 18ch;
  margin: 23px 0 0;
  color: var(--project-story-ink);
  font-family: var(--display);
  font-size: clamp(35px, 4.15vw, 76px);
  font-weight: 300;
  letter-spacing: -0.045em;
  line-height: 1.33;
}

.project-story__image-pair {
  display: grid;
  grid-template-columns: minmax(0, 1.32fr) minmax(0, 0.68fr);
  gap: clamp(18px, 3vw, 50px);
  align-items: end;
  margin-bottom: clamp(116px, 15vw, 230px);
}

.project-story__pair-image--large {
  height: clamp(390px, 47vw, 760px);
}

.project-story__pair-image--small {
  height: clamp(260px, 29vw, 480px);
  margin-bottom: clamp(20px, 5vw, 95px);
}

.project-story__closing {
  padding: clamp(58px, 8vw, 135px) clamp(28px, 7vw, 128px);
  background: var(--project-story-surface);
}

.project-story__closing h2 {
  max-width: 15ch;
}

.project-story__closing > p:not(.project-story__chapter-label) {
  max-width: 44ch;
}

.project-story__pagination {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  gap: clamp(24px, 4vw, 72px);
  align-items: center;
  padding-block: clamp(70px, 9vw, 142px);
}

.project-story__pagination a {
  display: grid;
  min-width: 0;
  gap: 11px;
  color: var(--project-story-ink);
  text-decoration: none;
}

.project-story__pagination a:last-child {
  text-align: right;
}

.project-story__pagination strong {
  overflow: hidden;
  color: var(--project-story-ink);
  font-family: var(--display);
  font-size: clamp(20px, 2.1vw, 36px);
  font-weight: 300;
  letter-spacing: -0.03em;
  text-overflow: ellipsis;
  white-space: nowrap;
  transition: color 320ms var(--ease), transform 320ms var(--ease);
}

.project-story__pagination a:hover strong,
.project-story__pagination a:focus-visible strong {
  color: var(--project-story-wood);
}

.project-story__pagination a:first-child:hover strong,
.project-story__pagination a:first-child:focus-visible strong {
  transform: translateX(-7px);
}

.project-story__pagination a:last-child:hover strong,
.project-story__pagination a:last-child:focus-visible strong {
  transform: translateX(7px);
}

.project-story__back {
  display: inline-flex !important;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding-inline: 22px;
  border: 1px solid var(--project-story-line);
  white-space: nowrap;
  transition: border-color 300ms var(--ease), background 300ms var(--ease), color 300ms var(--ease);
}

.project-story__back:hover,
.project-story__back:focus-visible {
  border-color: var(--project-story-ink);
  background: var(--project-story-ink);
  color: var(--project-story-bg);
}

body[data-page="project-story"] .site-footer {
  background: var(--black);
}

@media (max-width: 1000px) {
  .project-story__information dl {
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 30px 0;
  }

  .project-story__information dl > div:nth-child(4) {
    padding-left: 0;
    border-left: 0;
  }

  .project-story__reading {
    grid-template-columns: 160px minmax(0, 1fr);
    gap: clamp(35px, 5vw, 65px);
  }

  .project-story__chapter,
  .project-story__chapter--image-left {
    gap: clamp(30px, 4vw, 55px);
  }
}

@media (max-width: 760px) {
  .project-story {
    padding-top: 106px;
    background-size: 136px 136px;
  }

  .project-story__breadcrumb,
  .project-story__hero,
  .project-story__information,
  .project-story__reading,
  .project-story__pagination {
    width: min(calc(100% - 40px), var(--max));
  }

  .project-story__breadcrumb {
    padding-bottom: 35px;
    font-size: 10px;
  }

  .project-story__hero {
    grid-template-columns: 1fr;
    gap: 42px;
    padding-bottom: 78px;
  }

  .project-story__hero-copy {
    padding-bottom: 0;
  }

  .project-story__hero h1 {
    font-size: clamp(42px, 13vw, 66px);
  }

  .project-story__hero-image {
    height: min(124vw, 620px);
  }

  .project-story__information dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px 0;
  }

  .project-story__information dl > div,
  .project-story__information dl > div:nth-child(4) {
    padding-inline: 17px;
    border-left: 1px solid var(--project-story-line);
  }

  .project-story__information dl > div:nth-child(odd) {
    padding-left: 0;
    border-left: 0;
  }

  .project-story__reading {
    display: block;
    padding-block: 80px 110px;
  }

  .project-story__toc {
    position: relative;
    top: auto;
    display: flex;
    gap: 20px;
    overflow-x: auto;
    margin: 0 calc((100vw - 100%) / -2) 70px;
    padding: 14px 20px;
    border-bottom: 1px solid var(--project-story-line);
    white-space: nowrap;
    scrollbar-width: none;
  }

  .project-story__toc::-webkit-scrollbar {
    display: none;
  }

  .project-story__toc > p {
    display: none;
  }

  .project-story__toc a {
    flex: 0 0 auto;
    padding: 0;
  }

  .project-story__toc a:hover,
  .project-story__toc a:focus-visible,
  .project-story__toc a.is-active {
    padding-left: 0;
  }

  .project-story__chapter,
  .project-story__chapter--image-left {
    display: flex;
    flex-direction: column;
    align-items: stretch;
    gap: 30px;
    margin-bottom: 100px;
  }

  .project-story__chapter--image-left .project-story__image {
    order: 2;
  }

  .project-story__chapter--image-left .project-story__chapter-copy {
    order: 1;
  }

  .project-story__chapter-image,
  .project-story__chapter-image--wide,
  .project-story__chapter-image--offset {
    width: 100%;
    height: min(110vw, 570px);
    margin-top: 0;
  }

  .project-story__chapter-copy h2,
  .project-story__closing h2 {
    margin-top: 18px;
    font-size: clamp(31px, 9vw, 46px);
  }

  .project-story__quote {
    margin-bottom: 100px;
    padding-left: 27px;
  }

  .project-story__quote blockquote {
    font-size: clamp(31px, 9vw, 46px);
  }

  .project-story__image-pair {
    grid-template-columns: 1fr;
    gap: 17px;
    margin-bottom: 100px;
  }

  .project-story__pair-image--large,
  .project-story__pair-image--small {
    height: min(105vw, 540px);
    margin-bottom: 0;
  }

  .project-story__pair-image--small {
    width: 75%;
    justify-self: end;
    height: min(90vw, 420px);
  }

  .project-story__closing {
    padding: 52px 28px;
  }

  .project-story__pagination {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 38px 20px;
    padding-block: 75px;
  }

  .project-story__back {
    grid-column: 1 / -1;
    grid-row: 2;
    justify-self: center;
  }
}

@media (prefers-reduced-motion: reduce) {
  .project-story__breadcrumb a,
  .project-story__toc a,
  .project-story__pagination strong,
  .project-story__back {
    transition: none;
  }
}

/* Real challenge case — article-cover and right-hand reading rail. */
body[data-page="challenge-road"] .case-study__hero--cover {
  position: relative;
  display: block;
  width: 100%;
  min-height: min(780px, 92svh);
  margin: 0;
  padding: clamp(150px, 15vw, 235px) max(var(--gutter), calc((100vw - var(--max)) / 2)) clamp(82px, 10vw, 155px);
  color: var(--ivory);
  isolation: isolate;
}

body[data-page="challenge-road"] .case-study__hero--cover::before {
  position: absolute;
  z-index: -1;
  inset: 0;
  content: "";
  background: linear-gradient(90deg, rgba(8, 10, 9, 0.86) 0%, rgba(8, 10, 9, 0.68) 43%, rgba(8, 10, 9, 0.35) 73%, rgba(8, 10, 9, 0.52) 100%);
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__hero-image {
  position: absolute;
  z-index: -2;
  inset: 0;
  width: 100%;
  height: 100%;
  min-height: 0;
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__hero-image img {
  object-position: center;
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__hero-copy {
  width: min(100%, 1050px);
  margin: 0;
  padding: 0;
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__breadcrumb {
  width: auto;
  margin: 0 0 clamp(38px, 5vw, 72px);
  padding: 0;
  color: rgba(244, 241, 234, 0.7);
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__breadcrumb strong,
body[data-page="challenge-road"] .case-study__hero--cover .case-study__breadcrumb a:hover,
body[data-page="challenge-road"] .case-study__hero--cover .case-study__breadcrumb a:focus-visible {
  color: var(--ivory);
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__case,
body[data-page="challenge-road"] .case-study__hero--cover .case-study__case span,
body[data-page="challenge-road"] .case-study__hero--cover .case-study__hero-meta p {
  color: rgba(244, 241, 234, 0.77);
}

body[data-page="challenge-road"] .case-study__hero--cover h1 {
  max-width: 14ch;
  margin-block: clamp(24px, 3vw, 48px) 28px;
  color: var(--ivory);
  font-family: var(--sans);
  font-size: clamp(44px, 5.65vw, 102px);
  font-weight: 700;
  letter-spacing: -0.055em;
  line-height: 1.12;
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__rule {
  background: var(--ivory);
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__lede {
  color: rgba(244, 241, 234, 0.82);
}

body[data-page="challenge-road"] .case-study__hero--cover .case-study__hero-meta {
  border-top-color: rgba(244, 241, 234, 0.36);
}

.case-article-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.62fr) minmax(270px, 0.55fr);
  gap: clamp(34px, 5vw, 90px);
  align-items: start;
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin: 0 auto;
  padding-top: clamp(72px, 9vw, 142px);
}

.case-article-layout__body {
  min-width: 0;
}

.case-article-aside {
  position: sticky;
  top: 128px;
  order: 2;
  display: grid;
  gap: 28px;
  min-width: 0;
}

.case-article-aside__contents {
  padding: clamp(27px, 3vw, 42px);
  border-top: 2px solid var(--bronze);
  background: #f0eee8;
}

.case-article-aside__contents h2 {
  margin: 16px 0 22px;
  font-family: var(--serif);
  font-size: clamp(27px, 2.15vw, 38px);
  font-weight: 400;
  letter-spacing: -0.04em;
}

.case-article-aside__contents nav {
  display: grid;
  border-top: 1px solid rgba(13, 15, 14, 0.12);
}

.case-article-aside__contents a {
  display: grid;
  grid-template-columns: 30px minmax(0, 1fr);
  gap: 10px;
  align-items: baseline;
  padding: 13px 0;
  border-bottom: 1px solid rgba(13, 15, 14, 0.12);
  color: rgba(13, 15, 14, 0.58);
  font-size: 14px;
  line-height: 1.5;
  text-decoration: none;
  transition: color 320ms var(--ease), padding-left 320ms var(--ease);
}

.case-article-aside__contents a span {
  color: var(--bronze);
  font-family: var(--mono);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.14em;
}

.case-article-aside__contents a:hover,
.case-article-aside__contents a:focus-visible,
.case-article-aside__contents a.is-active {
  padding-left: 6px;
  color: var(--black);
}

.case-article-aside__contact {
  display: grid;
  gap: 19px;
  min-height: 340px;
  padding: clamp(30px, 3vw, 46px);
  color: var(--ivory);
  background: var(--black);
  text-decoration: none;
  transition: background 400ms var(--ease), transform 400ms var(--ease);
}

.case-article-aside__contact > span,
.case-article-aside__contact em {
  color: var(--bronze-soft);
  font-family: var(--mono);
  font-size: 10px;
  font-style: normal;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.case-article-aside__contact strong {
  font-family: var(--serif);
  font-size: clamp(31px, 2.7vw, 48px);
  font-weight: 400;
  letter-spacing: -0.05em;
  line-height: 1.18;
}

.case-article-aside__contact p {
  margin: 0;
  color: rgba(244, 241, 234, 0.68);
  font-size: 15px;
  line-height: 1.85;
}

.case-article-aside__contact em {
  align-self: end;
  color: var(--ivory);
}

.case-article-aside__contact:hover,
.case-article-aside__contact:focus-visible {
  background: #252725;
  transform: translateY(-3px);
}

.case-article-layout .case-data,
.case-article-layout .case-chapters,
.case-article-layout .case-outcome {
  width: 100%;
  margin-inline: 0;
}

.case-article-layout .case-data {
  padding-bottom: clamp(72px, 8vw, 120px);
}

.case-article-layout .case-data dl {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-article-layout .case-chapters {
  padding: clamp(72px, 8vw, 130px) 0;
}

.case-article-layout .case-chapter,
.case-article-layout .invisible-line,
.case-article-layout .case-outcome {
  width: min(calc(100% - clamp(34px, 5vw, 76px)), var(--max));
}

.case-article-layout .case-chapter {
  grid-template-columns: 1fr;
  gap: 38px;
}

.case-article-layout .case-chapter--image-left .case-chapter__image,
.case-article-layout .case-chapter--image-right .case-chapter__image {
  order: initial;
  width: 100%;
  height: clamp(310px, 38vw, 590px);
  transform: none;
}

.case-article-layout .case-chapter--image-right .case-chapter__copy {
  order: 1;
}

.case-article-layout .case-chapter__copy {
  max-width: 39rem;
}

.case-article-layout .case-chapter + .case-chapter {
  margin-top: clamp(90px, 10vw, 145px);
}

.case-article-layout .invisible-line {
  margin-block: clamp(90px, 11vw, 155px);
}

.case-article-layout .case-outcome {
  grid-template-columns: 1fr;
  gap: 26px;
  padding: clamp(90px, 11vw, 155px) 0;
}

.case-article-layout .case-outcome h2 {
  font-size: clamp(39px, 5.1vw, 78px);
}

.case-article-layout .case-insight {
  padding: clamp(85px, 10vw, 145px) clamp(28px, 5vw, 74px);
}

.case-article-layout .case-insight blockquote {
  font-size: clamp(38px, 5vw, 78px);
}

@media (max-width: 1000px) {
  .case-article-layout {
    grid-template-columns: 1fr;
  }

  .case-article-aside {
    position: relative;
    top: auto;
    order: initial;
    grid-template-columns: minmax(0, 1fr) minmax(260px, 0.7fr);
  }

  .case-article-aside__contact {
    min-height: 0;
  }

  .case-article-layout .case-chapter {
    grid-template-columns: minmax(0, 0.85fr) minmax(0, 1.15fr);
    align-items: center;
  }

  .case-article-layout .case-chapter--image-left .case-chapter__image {
    order: -1;
  }
}

@media (max-width: 680px) {
  body[data-page="challenge-road"] .case-study__hero--cover {
    min-height: min(720px, 92svh);
    padding: 126px 22px 68px;
  }

  body[data-page="challenge-road"] .case-study__hero--cover::before {
    background: linear-gradient(180deg, rgba(8, 10, 9, 0.74), rgba(8, 10, 9, 0.82));
  }

  body[data-page="challenge-road"] .case-study__hero--cover h1 {
    font-size: clamp(39px, 11vw, 62px);
  }

  .case-article-layout {
    width: min(calc(100% - 40px), var(--max));
    gap: 38px;
    padding-top: 70px;
  }

  .case-article-aside {
    grid-template-columns: 1fr;
  }

  .case-article-aside__contents,
  .case-article-aside__contact {
    padding: 29px 24px;
  }

  .case-article-layout .case-data dl {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .case-article-layout .case-chapter {
    grid-template-columns: 1fr;
  }

  .case-article-layout .case-chapter--image-left .case-chapter__image,
  .case-article-layout .case-chapter--image-right .case-chapter__image {
    order: initial;
    height: min(108vw, 530px);
  }

  .case-article-layout .case-chapter--image-right .case-chapter__copy {
    order: initial;
  }

  .case-article-layout .case-chapter,
  .case-article-layout .invisible-line,
  .case-article-layout .case-outcome {
    width: calc(100% - 40px);
  }

  .case-article-aside__contents a:hover,
  .case-article-aside__contents a:focus-visible,
  .case-article-aside__contents a.is-active {
    padding-left: 0;
  }
}

@media (prefers-reduced-motion: reduce) {
  .case-article-aside__contents a,
  .case-article-aside__contact {
    transition: none;
  }
}

@media (max-width: 768px) {
  body[data-page="challenge-road"] .case-reader__contents {
    position: static;
  }
}

/* Challenge directory / Expertise replacement */
body[data-page="challenge-directory"] {
  color: var(--black);
  background: var(--off-white);
}

body[data-page="challenge-directory"] .site-header {
  color: var(--black);
  background: rgba(250, 249, 244, 0.94);
}

body[data-page="challenge-directory"] .brand,
body[data-page="challenge-directory"] .desktop-nav a,
body[data-page="challenge-directory"] .menu-toggle {
  color: var(--black);
}

body[data-page="challenge-directory"] .menu-toggle i,
body[data-page="challenge-directory"] .menu-toggle i::before,
body[data-page="challenge-directory"] .menu-toggle i::after {
  background: var(--black);
}

.challenge-directory {
  overflow: clip;
  background-color: var(--off-white);
  background-image: linear-gradient(90deg, rgba(13, 15, 14, 0.035) 1px, transparent 1px);
  background-size: min(8.34vw, 160px) 100%;
}

.challenge-directory__hero,
.challenge-directory__archive,
.challenge-directory__cta {
  width: min(calc(100% - (var(--gutter) * 2)), var(--max));
  margin-inline: auto;
}

.challenge-directory__hero {
  display: grid;
  grid-template-columns: minmax(0, 0.94fr) minmax(0, 1.06fr);
  align-items: end;
  min-height: clamp(500px, 48vw, 735px);
  padding-top: clamp(160px, 14vw, 220px);
}

.challenge-directory__hero-copy {
  z-index: 1;
  align-self: center;
  padding: 0 clamp(24px, 4vw, 72px) clamp(44px, 5.3vw, 86px) 0;
}

.challenge-directory__hero-copy .eyebrow {
  margin: 0 0 24px;
  color: rgba(13, 15, 14, 0.78);
}

.challenge-directory__hero h1 {
  max-width: 11ch;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(48px, 4vw, 64px);
  font-weight: 400;
  line-height: 1.17;
  letter-spacing: -0.06em;
  white-space: nowrap;
}

.challenge-directory__hero-copy > p:last-child {
  margin: clamp(30px, 3.2vw, 52px) 0 0;
  font-size: clamp(14px, 1.04vw, 16px);
  line-height: 2.02;
}

.challenge-directory__hero-media {
  position: relative;
  min-height: clamp(320px, 31vw, 510px);
  margin: 0;
  overflow: hidden;
  border: 1px solid rgba(13, 15, 14, 0.11);
  clip-path: polygon(7% 0, 100% 0, 100% 100%, 0 100%);
}

.challenge-directory__hero-media::after {
  position: absolute;
  inset: 0;
  pointer-events: none;
  content: "";
  border-left: 1px solid rgba(250, 249, 244, 0.58);
}

.challenge-directory__hero-media img {
  object-position: center 42%;
}

.challenge-directory__archive {
  padding: clamp(42px, 5vw, 76px) 0 clamp(88px, 9vw, 150px);
}

.challenge-directory__controls {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 28px;
  padding: 0 0 19px;
  border-bottom: 1px solid rgba(13, 15, 14, 0.22);
}

.challenge-directory__archive-meta {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin: 0;
  padding: 13px 0 11px;
  color: rgba(13, 15, 14, 0.49);
  font-family: var(--label);
  font-size: 9px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.challenge-directory__archive-meta span + span::before {
  margin-right: 12px;
  color: rgba(13, 15, 14, 0.34);
  content: "/";
}

.challenge-directory__filters {
  display: flex;
  flex-wrap: wrap;
  gap: 2px clamp(18px, 2.5vw, 44px);
}

.challenge-directory__filter,
.challenge-directory__sort {
  border: 0;
  color: rgba(13, 15, 14, 0.73);
  background: transparent;
  font-family: var(--label);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.challenge-directory__filter {
  position: relative;
  padding: 8px 0;
  cursor: pointer;
  transition: color 320ms var(--ease);
}

.challenge-directory__filter::after {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  height: 1px;
  content: "";
  background: var(--black);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 320ms var(--ease);
}

.challenge-directory__filter:hover,
.challenge-directory__filter:focus-visible,
.challenge-directory__filter.is-active {
  color: var(--black);
}

.challenge-directory__filter:hover::after,
.challenge-directory__filter:focus-visible::after,
.challenge-directory__filter.is-active::after {
  transform: scaleX(1);
}

.challenge-directory__sort {
  display: flex;
  flex: 0 0 auto;
  align-items: center;
  gap: 13px;
  white-space: nowrap;
}

.challenge-directory__sort select {
  min-width: 102px;
  padding: 0 16px 0 0;
  border: 0;
  color: var(--black);
  outline-offset: 5px;
  background: transparent;
  font: inherit;
  cursor: pointer;
}

.challenge-directory__cases {
  border-bottom: 1px solid rgba(13, 15, 14, 0.14);
}

.challenge-directory__case {
  display: grid;
  grid-template-columns: clamp(72px, 6.2vw, 80px) minmax(0, 0.86fr) minmax(0, 1.14fr);
  align-items: stretch;
  height: clamp(258px, 21.4vw, 350px);
  min-height: clamp(258px, 21.4vw, 350px);
  border-top: 1px solid rgba(13, 15, 14, 0.14);
  color: var(--black);
  transition: color 460ms var(--ease), background-color 460ms var(--ease);
}

.challenge-directory__case:first-child {
  border-top: 0;
}

.challenge-directory__case-index {
  display: flex;
  align-items: flex-start;
  gap: 6px;
  padding-top: clamp(31px, 3vw, 48px);
}

.challenge-directory__case-index span {
  color: rgba(13, 15, 14, 0.86);
  font-family: var(--display);
  font-size: clamp(40px, 4.05vw, 64px);
  font-weight: 300;
  line-height: 0.92;
  letter-spacing: 0.01em;
}

.challenge-directory__case-index i {
  display: block;
  width: clamp(16px, 1.6vw, 24px);
  height: 1px;
  margin-top: clamp(16px, 1.5vw, 22px);
  background: rgba(13, 15, 14, 0.34);
  transform: rotate(-47deg);
  transform-origin: right;
}

.challenge-directory__case-copy {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  padding: clamp(25px, 2.8vw, 42px) clamp(24px, 2.5vw, 40px) clamp(25px, 2.8vw, 42px) 0;
}

.challenge-directory__case-copy > p {
  margin: 0 0 9px;
  color: rgba(13, 15, 14, 0.61);
  font-family: var(--label);
  font-size: 10px;
  letter-spacing: 0.12em;
}

.challenge-directory__case h2 {
  max-width: none;
  margin: 0;
  font-family: var(--display);
  font-size: clamp(24px, 2.12vw, 35px);
  font-weight: 400;
  line-height: 1.25;
  letter-spacing: -0.05em;
  transition: transform 480ms var(--ease);
}

.challenge-directory__case-copy > span {
  display: block;
  max-width: 34ch;
  margin-top: clamp(11px, 1.25vw, 17px);
  color: rgba(13, 15, 14, 0.55);
  font-size: clamp(11px, 0.8vw, 13px);
  line-height: 1.92;
}

.challenge-directory__case-copy b {
  display: inline-flex;
  gap: 18px;
  align-items: center;
  margin-top: clamp(17px, 1.65vw, 25px);
  color: rgba(13, 15, 14, 0.72);
  font-family: var(--label);
  font-size: 10px;
  font-weight: 500;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  transition: transform 420ms var(--ease);
}

.challenge-directory__case-copy b em {
  font-family: var(--sans);
  font-size: 18px;
  font-style: normal;
  font-weight: 300;
  line-height: 1;
  transition: transform 420ms var(--ease);
}

.challenge-directory__media {
  position: relative;
  min-height: 100%;
  margin: 0 0 0 clamp(8px, 1vw, 16px);
  overflow: hidden;
  clip-path: polygon(5% 0, 100% 0, 100% 100%, 0 100%);
}

.challenge-directory__media img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 650ms var(--ease), filter 650ms var(--ease);
}

.challenge-directory__case:hover,
.challenge-directory__case:focus-visible {
  background: rgba(167, 131, 91, 0.055);
}

.challenge-directory__case:hover h2,
.challenge-directory__case:focus-visible h2 {
  transform: translateX(4px);
}

.challenge-directory__case:hover .challenge-directory__media img,
.challenge-directory__case:focus-visible .challenge-directory__media img {
  filter: brightness(1.05);
  transform: scale(1.035);
}

.challenge-directory__case:hover b em,
.challenge-directory__case:focus-visible b em {
  transform: translateX(4px);
}

.challenge-directory__case:hover b,
.challenge-directory__case:focus-visible b {
  transform: translateX(4px);
}

.challenge-directory__empty {
  margin: 0;
  padding: 82px 0;
  color: rgba(13, 15, 14, 0.62);
  text-align: center;
}

.challenge-directory__cta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: center;
  gap: 30px;
  margin-bottom: clamp(76px, 8vw, 130px);
  padding: clamp(23px, 2.4vw, 37px);
  border-top: 1px solid rgba(13, 15, 14, 0.24);
  background: rgba(13, 15, 14, 0.035);
}

.challenge-directory__cta p {
  margin: 0;
  font-family: var(--display);
  font-size: clamp(15px, 1.59vw, 25.2px);
  line-height: 1.35;
  letter-spacing: -0.045em;
}

@media (min-width: 761px) {
  .challenge-directory__cta p {
    white-space: nowrap;
  }
}

.challenge-directory__cta a {
  display: inline-flex;
  align-items: center;
  gap: clamp(26px, 3vw, 58px);
  padding: 21px 27px;
  color: var(--ivory);
  background: var(--black);
  font-family: var(--label);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.09em;
  transition: background-color 340ms var(--ease), transform 340ms var(--ease);
}

.challenge-directory__cta a span {
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 300;
  line-height: 1;
}

.challenge-directory__cta a:hover,
.challenge-directory__cta a:focus-visible {
  background: var(--bronze);
  transform: translateX(5px);
}

.challenge-directory__cases.is-observing .challenge-directory__case {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 720ms var(--ease), transform 720ms var(--ease), color 460ms var(--ease), background-color 460ms var(--ease);
}

.challenge-directory__cases.is-observing .challenge-directory__case.is-revealed {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .challenge-directory__hero {
    grid-template-columns: minmax(0, 0.88fr) minmax(0, 1.12fr);
  }

  .challenge-directory__case {
    grid-template-columns: 76px minmax(0, 0.87fr) minmax(0, 1.13fr);
  }

  .challenge-directory__case-copy {
    padding-right: 26px;
  }
}

@media (max-width: 760px) {
  .challenge-directory {
    background-size: 82px 100%;
  }

  .challenge-directory__hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 136px;
  }

  .challenge-directory__hero-copy {
    padding: 0 0 47px;
  }

  .challenge-directory__hero h1 {
    max-width: 9ch;
    font-size: clamp(47px, 12vw, 68px);
    white-space: normal;
  }

  .challenge-directory__hero-media {
    min-height: min(70vw, 420px);
    clip-path: polygon(8% 0, 100% 0, 100% 100%, 0 100%);
  }

  .challenge-directory__controls {
    display: block;
  }

  .challenge-directory__filters {
    gap: 5px 19px;
  }

  .challenge-directory__sort {
    justify-content: space-between;
    margin-top: 20px;
  }

  .challenge-directory__case {
    grid-template-columns: 78px minmax(0, 1fr);
    height: auto;
    min-height: 0;
    padding-bottom: 30px;
  }

  .challenge-directory__case-index {
    padding-top: 35px;
  }

  .challenge-directory__case-index span {
    font-size: 43px;
  }

  .challenge-directory__case-index i {
    display: none;
  }

  .challenge-directory__case-copy {
    grid-column: 2;
    padding: 34px 0 27px;
  }

  .challenge-directory__case h2 {
    font-size: clamp(27px, 7.6vw, 42px);
  }

  .challenge-directory__media {
    grid-column: 1 / -1;
    min-height: min(66vw, 450px);
    margin-left: 78px;
  }

  .challenge-directory__archive-meta {
    padding: 11px 0 9px;
  }

  .challenge-directory__cta {
    grid-template-columns: 1fr;
    padding: 19px 25px;
  }

  .challenge-directory__cta a {
    justify-content: space-between;
    width: 100%;
  }
}

@media (prefers-reduced-motion: reduce) {
  .challenge-directory__case,
  .challenge-directory__media img,
  .challenge-directory__case h2,
  .challenge-directory__case-copy b em,
  .challenge-directory__cta a {
    transition: none;
  }
}

/* Expertise image art direction: A / B / C editorial rhythm */
@media (min-width: 761px) {
  .challenge-directory__case--a,
  .challenge-directory__case--b {
    grid-template-columns: clamp(72px, 6.2vw, 80px) minmax(0, 0.86fr) minmax(0, 1.14fr);
  }

  .challenge-directory__case--c {
    grid-template-columns: clamp(72px, 6.2vw, 80px) minmax(0, 0.76fr) minmax(0, 1.24fr);
  }

  .challenge-directory__media {
    clip-path: none;
    margin-left: clamp(10px, 0.9vw, 16px);
  }

  .challenge-directory__media--a {
    min-height: 100%;
  }

  .challenge-directory__media--b {
    min-height: calc(100% + clamp(18px, 2vw, 28px));
    margin-top: clamp(-14px, -1.35vw, -9px);
    margin-bottom: clamp(-14px, -1.35vw, -9px);
    margin-left: clamp(10px, 0.9vw, 16px);
    margin-right: 0;
    clip-path: polygon(2.8% 0, 100% 0, 100% 100%, 0 100%);
  }

  .challenge-directory__media--c {
    min-height: calc(100% - clamp(12px, 1.25vw, 18px));
    margin-top: clamp(6px, 0.7vw, 10px);
    margin-bottom: clamp(6px, 0.7vw, 10px);
    margin-left: clamp(10px, 0.9vw, 16px);
  }

  .challenge-directory__case[data-case-id="1"] .challenge-directory__media img {
    object-position: 38% 48%;
  }

  .challenge-directory__case[data-case-id="2"] .challenge-directory__media img {
    object-position: 46% 44%;
  }

  .challenge-directory__case[data-case-id="3"] .challenge-directory__media img {
    object-position: center 44%;
  }

  .challenge-directory__case[data-case-id="4"] .challenge-directory__media img {
    object-position: 48% 50%;
  }

  .challenge-directory__case[data-case-id="5"] .challenge-directory__media img {
    object-position: 58% 48%;
  }

  .challenge-directory__case[data-case-id="6"] .challenge-directory__media img {
    object-position: 50% 42%;
  }

  .challenge-directory__case:hover .challenge-directory__media img,
  .challenge-directory__case:focus-visible .challenge-directory__media img {
    transform: scale(1.025);
  }
}

/* Expertise hero: retain the right-hand span while reducing the vertical
   visual field to roughly 60% of the original portrait-driven frame. */
@media (min-width: 761px) {
  body[data-page="challenge-directory"] .challenge-directory__hero-media {
    min-height: 0;
    aspect-ratio: 6 / 5;
  }

  body[data-page="challenge-directory"] .challenge-directory__hero-media img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
  }
}
/* Preserve the full 3:2 original image frame inside each Expertise row. */
@media (min-width: 761px) {
  .challenge-directory__media--a,
  .challenge-directory__media--b,
  .challenge-directory__media--c {
    width: auto;
    height: 100%;
    min-height: 0;
    aspect-ratio: 3 / 2;
    justify-self: end;
  }

  .challenge-directory__media--b {
    min-height: 0;
    margin-top: 0;
    margin-bottom: 0;
  }

  .challenge-directory__media--c {
    min-height: 0;
    margin-top: 0;
    margin-bottom: 0;
  }
}
/* Expertise image art direction: unified trapezoid media frame */
@media (min-width: 761px) {
  .challenge-directory__media--a,
  .challenge-directory__media--b,
  .challenge-directory__media--c {
    clip-path: polygon(2.8% 0, 100% 0, 100% 100%, 0 100%);
  }
}
/* Expertise text column editorial inset */
@media (min-width: 761px) {
  .challenge-directory__case-copy {
    padding-left: clamp(20px, 3vw, 40px);
  }
}
/* Expertise: standardise every case image to the Case 01 media format. */
@media (min-width: 761px) {
  .challenge-directory__case--a,
  .challenge-directory__case--b,
  .challenge-directory__case--c {
    grid-template-columns: clamp(72px, 6.2vw, 80px) minmax(0, 0.86fr) minmax(0, 1.14fr);
  }

  .challenge-directory__media--a,
  .challenge-directory__media--b,
  .challenge-directory__media--c {
    width: auto;
    height: 100%;
    min-height: 0;
    aspect-ratio: 3 / 2;
    justify-self: end;
    margin: 0 0 0 clamp(10px, 0.9vw, 16px);
    clip-path: polygon(2.8% 0, 100% 0, 100% 100%, 0 100%);
  }
}
/* Homepage challenge 04: keep the residential facade and entrance inside the cropped media frame. */
body[data-page="home"] .challenges-grid .challenge-card:nth-child(4) .challenge-card__media img {
  object-position: 25% center;
}
/* Homepage services: separated white content and image zones. */
.service-card {
  display: grid;
  grid-template-rows: clamp(350px, 27vw, 390px) minmax(160px, 1fr);
  min-height: clamp(520px, 40vw, 570px);
  padding: 0;
}

.service-card::after {
  display: none;
}

.service-card__content-area {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-rows: auto 82px auto;
  align-content: start;
  min-height: 0;
  padding: 27px 26px 28px;
  background: rgba(255, 255, 255, 0.86);
}

.service-card__icon {
  display: flex;
  align-items: center;
  justify-content: flex-start;
  width: 64px;
  height: 82px;
}

.service-card__icon iconify-icon {
  display: block;
  width: 43.2px;
  height: 43.2px;
  color: #a88366;
  font-size: 43.2px;
}

.service-card__media {
  position: relative;
  z-index: 0;
  min-height: 0;
  overflow: hidden;
  border-top: 1px solid rgba(38, 37, 34, 0.08);
}

.service-card__media > img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: saturate(0.62) brightness(1.1);
  transition: transform 800ms cubic-bezier(0.22, 1, 0.36, 1), filter 600ms var(--ease);
}

.service-card:hover .service-card__media > img,
.service-card:focus-visible .service-card__media > img,
.service-card.is-active .service-card__media > img {
  filter: saturate(0.8) brightness(1.04);
  transform: scale(1.045);
}

@media (max-width: 680px) {
  .service-card {
    grid-template-rows: 350px minmax(170px, 1fr);
    min-height: 520px;
  }
}
/* Compact service cards while keeping every description in its own white content zone. */
.service-card {
  grid-template-rows: 298px minmax(187px, 1fr);
  min-height: 0;
  height: clamp(485px, 25vw, 490px);
  align-self: flex-start;
}

.service-card__content {
  margin-top: 0;
}

.service-card__media::after {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background: linear-gradient(0deg, rgba(255, 255, 255, 0.98) 0%, rgba(255, 255, 255, 0.76) 30%, rgba(255, 255, 255, 0.12) 74%, rgba(255, 255, 255, 0) 100%);
}

@media (max-width: 680px) {
  .service-card {
    grid-template-rows: 298px minmax(187px, 1fr);
    min-height: 0;
    height: 485px;
  }
}

/* --------------------------------------------------------------------------
   Responsive stability layer

   Keep the established visual system intact while giving the main layout
   families predictable behaviour at desktop, tablet and phone widths.
   -------------------------------------------------------------------------- */

/* Grid and flex children must be allowed to shrink instead of enlarging their
   parent track with intrinsic text or image dimensions. */
.site-header > *,
.archive-card > *,
.detail-gallery > *,
.case-reader__layout > *,
.challenge-directory__hero > *,
.challenge-directory__case > *,
.services-carousel > * {
  min-width: 0;
}

img,
svg,
video {
  max-width: 100%;
}

.home-services {
  overflow: clip;
}

/* Homepage services: five precise columns on wide screens, then reflow instead
   of relying on a permanently horizontal strip. */
.services-carousel {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: clamp(14px, 1.6vw, 24px);
  width: 100%;
  margin-left: 0;
  padding: 0 0 28px;
  overflow: visible;
  scroll-snap-type: none;
}

.service-card {
  width: 100%;
  min-width: 0;
  max-width: none;
  flex-basis: auto;
}

/* Keep the full primary navigation available on compact desktop/tablet widths.
   The explicit mobile-menu removal remains respected below 820px. */
@media (min-width: 821px) and (max-width: 1120px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
    gap: clamp(18px, 2.2vw, 30px);
  }

  .desktop-nav {
    display: flex;
    gap: clamp(12px, 1.55vw, 20px);
  }

  .desktop-nav a {
    font-size: clamp(11px, 1.2vw, 13px);
    letter-spacing: 0.12em;
  }

  .brand-text strong {
    font-size: 14px;
    letter-spacing: 0.1em;
  }
}

/* The Menu control is intentionally mobile-only.  Its original drawer layout
   remains available below 821px without reintroducing it on desktop. */
@media (min-width: 821px) {
  .menu-toggle,
  .site-menu {
    display: none !important;
  }
}

/* Desktop navigation: Chinese is the primary label; English remains a quiet
   editorial classification.  The item stack keeps the existing header height
   while giving every link one shared visual centre. */
@media (min-width: 821px) {
  .desktop-nav {
    align-items: center;
    gap: clamp(17px, 1.8vw, 30px);
  }

  .desktop-nav a.nav-item {
    display: inline-flex;
    min-width: clamp(58px, 5.6vw, 82px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4px 0 5px;
    text-align: center;
    text-transform: none;
    line-height: 1;
  }

  .desktop-nav .nav-item__primary {
    font-family: var(--display);
    font-size: clamp(14px, 1.18vw, 17px);
    font-weight: 400;
    letter-spacing: 0.06em;
    line-height: 1.16;
    white-space: nowrap;
  }

  .desktop-nav .nav-item__secondary {
    margin-top: 5px;
    font-family: var(--label);
    font-size: clamp(8px, 0.68vw, 10px);
    font-weight: 700;
    letter-spacing: 0.18em;
    line-height: 1;
    text-transform: none;
  }

  .desktop-nav a.nav-item::after {
    bottom: -1px;
    left: 50%;
    width: calc(100% - 6px);
    transform: translateX(-50%) scaleX(0);
    transform-origin: center;
    transition: transform 320ms var(--ease), opacity 260ms var(--ease);
  }

  .desktop-nav a.nav-item:hover::after,
  .desktop-nav a.nav-item.is-active::after,
  .desktop-nav a.nav-item:focus-visible::after {
    width: calc(100% - 6px);
    transform: translateX(-50%) scaleX(1);
  }
}

@media (max-width: 820px) {
  .site-header {
    grid-template-columns: minmax(0, 1fr) auto;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: 0;
    padding: 12px 4px 12px 12px;
    color: inherit;
  }

  .menu-panel {
    width: min(420px, 88vw);
    padding: 42px clamp(24px, 7vw, 42px);
  }
}

@media (max-width: 1120px) {
  .services-carousel {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  body[data-page="projects"] .archive-card {
    grid-template-columns: 1fr;
    min-height: 0;
    row-gap: 0;
    padding-bottom: clamp(88px, 11vw, 124px);
    margin-bottom: clamp(88px, 11vw, 124px);
  }

  body[data-page="projects"] .archive-thumb,
  body[data-page="projects"] .archive-card__content,
  body[data-page="projects"] .archive-card__cta,
  body[data-page="projects"] .archive-card:nth-child(odd) .archive-thumb,
  body[data-page="projects"] .archive-card:nth-child(even) .archive-thumb,
  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__content,
  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__content,
  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__cta,
  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__cta {
    grid-column: 1;
    grid-row: auto;
    transform: none;
  }

  body[data-page="projects"] .archive-thumb {
    width: min(100%, 760px);
    height: min(74vw, 600px);
    aspect-ratio: auto;
    justify-self: start;
  }

  body[data-page="projects"] .archive-card__content,
  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__content,
  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__content {
    width: min(100%, 780px);
    max-width: 780px;
    margin-top: clamp(34px, 5vw, 58px);
    padding-top: 0;
  }

  body[data-page="projects"] .archive-card__description {
    width: 100%;
    max-width: 72ch;
  }

  body[data-page="projects"] .archive-card__cta,
  body[data-page="projects"] .archive-card:nth-child(odd) .archive-card__cta,
  body[data-page="projects"] .archive-card:nth-child(even) .archive-card__cta {
    justify-self: start;
    align-self: start;
    margin-top: 28px;
    margin-bottom: 0;
  }

  body[data-page="challenge-directory"] .challenge-directory__hero h1 {
    font-size: clamp(40px, 4.5vw, 52px);
    white-space: normal;
  }
}

@media (min-width: 1121px) and (max-width: 1440px) {
  body[data-page="projects"] .archive-card__description {
    width: 100%;
    max-width: 100%;
  }
}

/* A two-column reader becomes too narrow before the phone breakpoint. Stack it
   at tablet width while leaving the desktop sticky sidebar unchanged. */
@media (max-width: 900px) {
  .case-reader__layout {
    display: flex;
    flex-direction: column;
    gap: 0;
    width: min(calc(100% - (var(--gutter) * 2)), 820px);
  }

  .case-reader__layout .case-reader__article {
    order: 1;
    width: 100%;
    max-width: none;
    padding-left: 0;
    justify-self: stretch;
  }

  .case-reader__aside {
    position: static;
    order: 2;
    width: 100%;
    padding-top: clamp(54px, 8vw, 80px);
  }

  .case-reader__contents {
    position: static;
    max-height: none;
    overflow: visible;
  }

  body[data-page="challenge-road"] #story-title {
    max-width: 100%;
    white-space: normal;
  }
}

@media (max-width: 820px) {
  .services-carousel {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  body[data-page="challenge-directory"] .challenge-directory__hero {
    grid-template-columns: 1fr;
    min-height: 0;
    padding-top: 136px;
  }

  body[data-page="challenge-directory"] .challenge-directory__hero-copy {
    padding: 0 0 47px;
  }

  body[data-page="challenge-directory"] .challenge-directory__hero h1 {
    max-width: 9ch;
    font-size: clamp(44px, 8vw, 62px);
  }

  body[data-page="challenge-directory"] .challenge-directory__hero-media {
    min-height: min(70vw, 420px);
  }
}

@media (max-width: 760px) {
  .case-reader__layout {
    width: calc(100% - 44px);
  }

  body[data-page="project-detail"] .detail-gallery.section-shell {
    width: calc(100% - 44px);
    max-width: 100%;
  }

  body[data-page="project-detail"] .detail-gallery,
  body[data-page="project-detail"] .detail-gallery > *,
  body[data-page="project-detail"] .detail-gallery img {
    min-width: 0;
    max-width: 100%;
  }

  body[data-page="project-detail"] .detail-gallery .back-projects {
    max-width: 100%;
    margin-top: 48px;
    gap: 14px;
    font-size: clamp(13px, 4.2vw, 18px);
    white-space: normal;
  }

  body[data-page="project-detail"] .detail-gallery .back-projects::after {
    width: clamp(34px, 12vw, 54px);
    flex: 0 0 clamp(34px, 12vw, 54px);
  }
}

@media (max-width: 700px) {
  body[data-page="projects"] .projects-hero__center h1 {
    font-size: clamp(14px, 4.1vw, 26px);
    letter-spacing: 0.025em;
    white-space: nowrap;
  }
}

@media (max-width: 560px) {
  .services-carousel {
    grid-template-columns: 1fr;
  }

  .service-card {
    width: min(100%, 420px);
    margin-inline: auto;
  }
}

/* Studio — remove the empty interval between the architect profile and collaborators.
   The portrait's visual 80% scale is expressed in layout rather than transform, so
   its former reserved height cannot leave a blank area beneath the profile. */
body[data-page="about"] .principal-profile {
  padding-top: clamp(55px, 7vw, 105px);
  padding-bottom: clamp(55px, 7vw, 105px);
}

body[data-page="about"] .principal-profile > .media-slab {
  align-self: start;
  height: auto;
}

body[data-page="about"] .principal-profile > .media-slab img {
  width: 80%;
  height: auto;
  margin: 0 auto;
  transform: none;
}

/* Home architect profile intentionally follows the Studio page: the shared
   section width, portrait scale and right-hand typographic starting point
   remain identical across both places. */
body[data-page="home"] .principal-profile {
  width: min(calc(100% - var(--gutter)), var(--max));
  max-width: none;
  margin: 0 auto;
  padding: clamp(55px, 7vw, 105px) 0 clamp(55px, 7vw, 105px);
}

body[data-page="home"] .principal-profile > .media-slab {
  align-self: start;
  height: auto;
  overflow: visible;
}

body[data-page="home"] .principal-profile > .media-slab img {
  width: 80%;
  height: auto;
  margin: 0 auto;
  object-fit: contain;
  object-position: center bottom;
  transform: none;
}

/* Homepage principal profile — the credentials column establishes the shared
   row height. The portrait fills that same row without cropping or distortion. */
@media (min-width: 1121px) {
  body[data-page="home"] .principal-profile {
    grid-template-columns: minmax(0, 0.84fr) minmax(0, 1.16fr);
    gap: clamp(48px, 6vw, 104px);
    align-items: stretch;
  }

  body[data-page="home"] .principal-profile > .media-slab {
    display: grid;
    min-width: 0;
    min-height: 0;
    height: auto;
    overflow: hidden;
    place-items: stretch center;
  }

  body[data-page="home"] .principal-profile > .media-slab img {
    display: block;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
    max-height: 100%;
    margin: 0;
    object-fit: contain;
    object-position: center bottom;
  }

  body[data-page="home"] .principal-profile > div:last-child {
    display: flex;
    min-width: 0;
    flex-direction: column;
    align-self: stretch;
  }
}

/* Refine the profile's editorial rhythm without changing its typography. */
body[data-page="home"] .principal-profile > div:last-child > .eyebrow {
  margin: 0 0 clamp(12px, 1.1vw, 18px);
}

body[data-page="home"] .principal-profile > div:last-child > h2 {
  margin: 0 0 clamp(18px, 1.8vw, 28px);
}

body[data-page="home"] .principal-profile .body-copy p {
  margin: 0;
}

body[data-page="home"] .principal-profile .principal-credentials {
  margin-top: clamp(28px, 3vw, 42px);
}

body[data-page="home"] .principal-profile .credential-group + .credential-group {
  margin-top: clamp(18px, 1.8vw, 28px);
  padding-top: clamp(18px, 1.8vw, 28px);
}

body[data-page="home"] .principal-profile .credential-group h3 {
  margin-bottom: 8px;
}

body[data-page="home"] .principal-profile .credential-group li {
  margin-bottom: clamp(4px, 0.5vw, 7px);
  line-height: 1.58;
}

@media (max-width: 1120px) {
  body[data-page="home"] .principal-profile {
    width: 100%;
    max-width: none;
    margin-right: 0;
    margin-left: 0;
  }

  body[data-page="home"] .principal-profile > div:last-child {
    padding-right: var(--gutter);
    padding-left: var(--gutter);
  }

  body[data-page="home"] .principal-profile > .media-slab {
    width: min(100%, 620px);
    margin: 0 auto;
  }

  body[data-page="home"] .principal-profile > .media-slab img {
    width: 100%;
    height: auto;
    margin: 0;
  }
}

/* Homepage principal profile — make the editorial split full-bleed on desktop.
   The portrait field and information field deliberately occupy equal columns. */
@media (min-width: 1121px) {
  body[data-page="home"] .principal-profile {
    width: 100%;
    max-width: none;
    margin: 0;
    /* Match the content edge used by the Challenges section: gutter-sized on
       normal screens, then centred to the shared --max measure on wide ones. */
    padding-right: max(var(--gutter), calc((100vw - var(--max)) / 2));
    padding-left: max(var(--gutter), calc((100vw - var(--max)) / 2));
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 0;
  }

  body[data-page="home"] .principal-profile > div:last-child {
    padding-right: clamp(44px, 6vw, 120px);
    padding-left: clamp(44px, 6vw, 120px);
  }

  body[data-page="home"] .principal-profile > .media-slab {
    display: block;
    align-self: start;
    height: auto;
    overflow: visible;
  }

  body[data-page="home"] .principal-profile > .media-slab img {
    width: 80%;
    height: auto;
    max-height: none;
    margin: 0 auto;
    object-fit: contain;
    object-position: center bottom;
  }
}

/* Home hero — keep the two intended Chinese title lines intact on narrow screens. */
@media (max-width: 760px) {
  body[data-page="home"] .hero-title {
    max-width: none;
    font-size: clamp(23px, 8.7vw, 34px);
    line-height: 1.16;
  }

  body[data-page="home"] .hero-title span {
    white-space: nowrap;
  }
}

/* Mobile navigation — white logo artwork needs a black treatment once the
   header changes to its light, scrolled background. */
@media (max-width: 820px) {
  .site-header.is-scrolled .brand-logo[src$="logo2.png"] {
    filter: invert(1);
  }
}