/* ==========================================================================
   Murat İnan — main.css
   Palette drawn from the studio portrait: the charcoal backdrop, the sage
   sweater and the scarf. Type: Archivo alone, at one width, across the
   whole site.
   ========================================================================== */

@view-transition { navigation: auto; }

:root {
  /* colour */
  --studio: #241C1A;
  --studio-2: #2F2623;
  --studio-3: #3B302C;
  --paper: #E9ECE6;
  --paper-2: #DEE3DA;
  --sage: #8FA092;
  --sage-ink: #56655A;
  --scarf: #B8343C;
  --scarf-ink: #8E2A31;
  --ink: #241C1A;

  /* type */
  --font-sans: "Archivo", "Helvetica Neue", Arial, system-ui, sans-serif;

  /* one width for every display line, so Archivo reads as a single voice */
  --wdth-display: 108%;

  --step--1: clamp(0.8rem, 0.78rem + 0.1vw, 0.86rem);
  --step-0: clamp(0.95rem, 0.91rem + 0.19vw, 1.07rem);
  --step-1: clamp(1.08rem, 1rem + 0.38vw, 1.3rem);
  --step-2: clamp(1.25rem, 1.09rem + 0.79vw, 1.8rem);
  --step-3: clamp(1.55rem, 1.23rem + 1.6vw, 2.65rem);
  --step-4: clamp(2rem, 1.36rem + 3.1vw, 4.1rem);
  --step-5: clamp(2.5rem, 1.3rem + 5.6vw, 6.75rem);
  --step-hero: clamp(3.7rem, 1.05rem + 11.5vw, 14.6rem);

  /* space */
  --margin: clamp(1.15rem, 0.5rem + 3vw, 4rem);
  --gutter: clamp(0.9rem, 0.55rem + 1.45vw, 1.8rem);
  --section: clamp(5rem, 2.7rem + 8.1vw, 10.5rem);
  --section-sm: clamp(3.2rem, 1.8rem + 4.5vw, 6.3rem);
  --max: 1760px;
  --header-h: 4.2rem;

  /* motion */
  --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-in-out: cubic-bezier(0.65, 0, 0.35, 1);
  --ease-back: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* themes: every section declares the surface it sits on */
[data-theme="dark"] {
  --bg: var(--studio);
  --fg: var(--paper);
  --muted: rgb(233 236 230 / 0.66);
  --soft: var(--sage);
  --line: rgb(233 236 230 / 0.14);
  --line-strong: rgb(233 236 230 / 0.34);
  --frame: var(--studio-2);
  --btn-hover: var(--sage);
  --focus: var(--sage);
  background-color: var(--bg);
  color: var(--fg);
}

[data-theme="light"] {
  --bg: var(--paper);
  --fg: var(--ink);
  --muted: var(--sage-ink);
  --soft: var(--sage-ink);
  --line: rgb(36 28 26 / 0.13);
  --line-strong: rgb(36 28 26 / 0.32);
  --frame: var(--paper-2);
  --btn-hover: var(--scarf-ink);
  --focus: var(--scarf-ink);
  background-color: var(--bg);
  color: var(--fg);
}

/* Dark mode keeps the page's two-tone rhythm: the paper surfaces turn
   charcoal instead of everything collapsing into one flat black. */
:root[data-mode="light"] {
  color-scheme: light;
}

:root[data-mode="dark"] {
  color-scheme: dark;
}

:root[data-mode="dark"] [data-theme="light"] {
  --bg: var(--studio-2);
  --fg: var(--paper);
  --muted: rgb(233 236 230 / 0.66);
  --soft: var(--sage);
  --line: rgb(233 236 230 / 0.14);
  --line-strong: rgb(233 236 230 / 0.34);
  --frame: var(--studio-3);
  --btn-hover: var(--sage);
  --focus: var(--sage);
}

:root[data-mode="dark"] .site-header[data-tone="light"] {
  --h-fg: var(--paper);
  --h-bg: rgb(47 38 35 / 0.9);
  --h-line: rgb(233 236 230 / 0.1);
}

/* brand dots: the dark ones would disappear on a charcoal surface */
:root[data-mode="dark"] .dot {
  background: var(--dot-dark, var(--dot, var(--scarf)));
}

/* ------------------------------------------------------------------ base */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: var(--header-h);
  background: var(--studio);
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font-sans);
  font-size: var(--step-0);
  line-height: 1.55;
  font-kerning: normal;
  background: var(--studio);
  color: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  overflow-x: clip;
}

strong,
b {
  font-weight: 600;
}

img,
video,
svg {
  display: block;
  max-width: 100%;
}

picture {
  display: contents;
}

img {
  height: auto;
}

a {
  color: inherit;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.2em;
}

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

h1,
h2,
h3,
h4 {
  text-wrap: balance;
}

p {
  text-wrap: pretty;
}

:focus-visible {
  outline: 2px solid var(--focus, var(--sage));
  outline-offset: 3px;
  border-radius: 2px;
}

main:focus {
  outline: none;
}

::selection {
  background: var(--scarf);
  color: var(--paper);
}

[hidden] {
  display: none !important;
}

body.lb-open {
  overflow: hidden;
}

.sprite {
  position: absolute;
  width: 0;
  height: 0;
  overflow: hidden;
}

.visually-hidden {
  position: absolute !important;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
}

.skip-link {
  position: fixed;
  left: 1rem;
  top: -5rem;
  z-index: 200;
  padding: 0.75rem 1.1rem;
  border-radius: 999px;
  background: var(--paper);
  color: var(--ink);
  font-weight: 600;
  text-decoration: none;
  transition: top 0.3s var(--ease-out);
}

.skip-link:focus {
  top: 1rem;
}

.wrap {
  width: 100%;
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--margin);
}

.icon {
  width: 1.25em;
  height: 1.25em;
  flex: none;
}

.icon--sm {
  width: 1em;
  height: 1em;
}

.dot {
  display: inline-block;
  width: 0.19em;
  height: 0.19em;
  margin-left: 0.06em;
  border-radius: 50%;
  background: var(--dot, var(--scarf));
  vertical-align: baseline;
}

.anchor-alias {
  position: absolute;
  top: 0;
}

/* underline that draws in on hover */
.nav__link,
.footer-list a,
.details a,
.menu__foot a,
.service__refs a,
.case-next__foot a,
.crumbs a {
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size 0.5s var(--ease-out), color 0.3s;
}

.nav__link:hover,
.nav__link[aria-current="page"],
.footer-list a:hover,
.details a:hover,
.menu__foot a:hover,
.service__refs a:hover,
.case-next__foot a:hover,
.crumbs a:hover {
  background-size: 100% 1px;
}

/* ------------------------------------------------------------------ buttons */
.btn {
  position: relative;
  isolation: isolate;
  overflow: hidden;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.6rem;
  min-height: 3.1rem;
  padding: 0.8rem 1.45rem;
  border: 1px solid transparent;
  border-radius: 999px;
  font-size: var(--step-0);
  font-weight: 600;
  line-height: 1.1;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
  transition: color 0.45s var(--ease-out), border-color 0.35s, transform 0.5s var(--ease-out);
}

/* colour wipes up from the bottom edge */
.btn::before {
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: var(--btn-wipe);
  transform: translateY(101%);
  transition: transform 0.55s var(--ease-out);
}

.btn:hover::before {
  transform: none;
}

/* the label rolls: a copy (text-shadow) waits below and slides in */
.btn > span {
  display: inline-block;
  text-shadow: 0 2.2em 0 currentColor;
  transition: transform 0.55s var(--ease-out);
}

.btn:hover > span {
  transform: translateY(-2.2em);
}

.btn--solid {
  --btn-wipe: var(--btn-hover);
  background: var(--fg);
  color: var(--bg);
}

.btn--solid:hover {
  color: var(--bg);
}

[data-theme="light"] .btn--solid:hover {
  color: var(--paper);
}

.btn--ghost {
  --btn-wipe: var(--fg);
  border-color: var(--line-strong);
  background: transparent;
  color: var(--fg);
}

.btn--ghost:hover {
  border-color: var(--fg);
  color: var(--bg);
}

/* ------------------------------------------------------------------ header */
.site-header {
  position: fixed;
  inset: 0 0 auto;
  z-index: 50;
  view-transition-name: site-header;
  color: var(--h-fg);
  transition: transform 0.55s var(--ease-out), color 0.35s;
}

.site-header[data-tone="dark"] {
  --h-fg: var(--paper);
  --h-bg: rgb(36 28 26 / 0.9);
  --h-line: rgb(233 236 230 / 0.1);
}

.site-header[data-tone="light"] {
  --h-fg: var(--ink);
  --h-bg: rgb(233 236 230 / 0.93);
  --h-line: rgb(36 28 26 / 0.1);
}

.site-header.is-hidden {
  transform: translateY(-105%);
}

.site-header__bar {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.5vw, 2.5rem);
  height: var(--header-h);
  padding-inline: var(--margin);
  border-bottom: 1px solid transparent;
  transition: background-color 0.35s, border-color 0.35s;
}

.site-header.is-solid .site-header__bar {
  background: var(--h-bg);
  border-bottom-color: var(--h-line);
  -webkit-backdrop-filter: blur(16px) saturate(1.3);
  backdrop-filter: blur(16px) saturate(1.3);
}

.brand {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.brand__mark {
  width: clamp(3.9rem, 4vw, 4.8rem);
  height: auto;
  --mark-dot: var(--scarf);
  transition: transform 0.6s var(--ease-back);
}

.brand:hover .brand__mark {
  transform: rotate(-6deg) scale(1.06);
}

.nav {
  margin-left: auto;
}

.nav__list {
  display: flex;
  gap: clamp(1.1rem, 2.2vw, 2.4rem);
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__link {
  font-weight: 500;
  padding-block: 0.25rem;
}

.header-cta {
  display: inline-flex;
  align-items: center;
  min-height: 2.6rem;
  padding: 0.5rem 1.15rem;
  border: 1px solid currentColor;
  border-radius: 999px;
  font-weight: 600;
  text-decoration: none;
  transition: background-color 0.3s, color 0.3s;
}

.header-cta:hover {
  background: var(--h-fg);
  color: var(--studio);
}

.site-header[data-tone="light"] .header-cta:hover {
  color: var(--paper);
}

.theme-btn {
  display: grid;
  place-items: center;
  width: 2.3rem;
  height: 2.3rem;
  padding: 0;
  border: 0;
  border-radius: 50%;
  background: none;
  color: inherit;
  cursor: pointer;
  transition: background-color 0.3s ease;
}

.theme-btn .icon {
  width: 1.2rem;
  height: 1.2rem;
  transition: transform 0.5s var(--ease-back);
}

/* the button shows the mode it switches to, like its label says */
.theme-btn .icon--sun,
:root[data-mode="dark"] .theme-btn .icon--moon {
  display: none;
}

:root[data-mode="dark"] .theme-btn .icon--sun {
  display: block;
}

@media (hover: hover) {
  .theme-btn:hover {
    background: var(--h-line);
  }

  .theme-btn:hover .icon {
    transform: rotate(35deg);
  }
}

.menu-toggle {
  display: none;
  align-items: center;
  gap: 0.75rem;
  margin-left: auto;
  padding: 0.6rem 0;
  border: 0;
  background: none;
  font-weight: 600;
  cursor: pointer;
}

.menu-toggle__bars {
  position: relative;
  display: block;
  width: 1.6rem;
  height: 0.7rem;
}

.menu-toggle__bars i {
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  background: currentColor;
  transition: transform 0.45s var(--ease-out), top 0.45s var(--ease-out);
}

.menu-toggle__bars i:first-child { top: 0; }
.menu-toggle__bars i:last-child { top: calc(100% - 1.5px); }

.menu-toggle[aria-expanded="true"] .menu-toggle__bars i:first-child {
  top: calc(50% - 0.75px);
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle__bars i:last-child {
  top: calc(50% - 0.75px);
  transform: rotate(-45deg);
}

.menu {
  position: fixed;
  inset: 0;
  z-index: 45;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 2rem;
  padding: calc(var(--header-h) + 2rem) var(--margin) max(2rem, env(safe-area-inset-bottom));
  overflow-y: auto;
}

.menu[hidden] {
  display: none;
}

.menu__nav ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.menu__nav a {
  display: block;
  padding-block: 0.15rem;
  font-size: clamp(2.25rem, 9.2vw, 3.7rem);
  font-weight: 750;
  font-stretch: var(--wdth-display);
  line-height: 1.08;
  letter-spacing: -0.03em;
  text-decoration: none;
}

.js .menu.is-open .menu__nav li {
  animation: menu-in 0.7s var(--ease-out) both;
  animation-delay: calc(var(--i, 0) * 60ms + 80ms);
}

@keyframes menu-in {
  from { opacity: 0; transform: translateY(1.2rem); }
}

.menu__foot {
  display: grid;
  gap: 0.4rem;
  color: var(--soft);
}

.menu__mail {
  color: var(--paper);
  font-size: var(--step-1);
}

.menu__social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem 1.2rem;
  margin: 1rem 0 0;
  padding: 0;
  list-style: none;
}

body.menu-open {
  overflow: hidden;
}

@media (max-width: 60em) {
  .nav,
  .header-cta {
    display: none;
  }

  .theme-btn {
    margin-left: auto;
  }

  .menu-toggle {
    display: inline-flex;
    margin-left: 0.4rem;
  }
}

/* ------------------------------------------------------------------ section scaffolding */
.section-head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.25rem var(--gutter);
  align-items: end;
  margin-bottom: clamp(3rem, 1.5rem + 5vw, 6rem);
}

.section-title {
  grid-column: 1 / span 7;
  margin: 0;
  font-size: var(--step-5);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.9;
  letter-spacing: -0.045em;
}

.section-note {
  grid-column: 8 / span 3;
  margin: 0;
  max-width: 36ch;
  color: var(--muted);
}

.section-head--split .section-note {
  grid-column: 8 / span 5;
}

.section-link {
  grid-column: 11 / span 2;
  justify-self: end;
  font-weight: 600;
  text-decoration: none;
  white-space: nowrap;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  transition: background-size 0.5s var(--ease-out);
}

.section-link:hover {
  background-size: 0 1px;
  background-position: 100% 100%;
}

.section-link sup,
.works-head__title sup,
.marks__count {
  font-feature-settings: "tnum";
}

.section-link sup {
  margin-left: 0.15em;
  font-size: 0.7em;
  color: var(--muted);
}

@media (max-width: 64em) {
  .section-title {
    grid-column: 1 / -1;
  }

  .section-note,
  .section-head--split .section-note {
    grid-column: 1 / span 9;
  }

  .section-link {
    grid-column: 10 / span 3;
  }
}

@media (max-width: 40em) {
  .section-note,
  .section-head--split .section-note {
    grid-column: 1 / -1;
  }

  .section-link {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

/* ------------------------------------------------------------------ hero */
.hero {
  position: relative;
  isolation: isolate;
  min-height: 100vh;
  min-height: 100svh;
  overflow: clip;
  background:
    radial-gradient(60% 75% at 74% 38%, #3B302D 0%, #2E2522 42%, rgb(36 28 26 / 0) 78%),
    var(--studio);
}

.hero__portrait {
  position: absolute;
  inset: 0 0 0 auto;
  z-index: 0;
  width: min(55vw, 1120px);
  margin: 0;
}

.hero__portrait img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 16%;
  -webkit-mask-image:
    linear-gradient(to right, transparent 0%, #000 34%),
    linear-gradient(to top, transparent 0%, rgb(0 0 0 / 0.55) 22%, #000 46%);
  -webkit-mask-composite: source-in;
  mask-image:
    linear-gradient(to right, transparent 0%, #000 34%),
    linear-gradient(to top, transparent 0%, rgb(0 0 0 / 0.55) 22%, #000 46%);
  mask-composite: intersect;
}

/* the signature, drawn like a logo construction sheet */
.sig {
  position: absolute;
  z-index: 1;
  left: calc(var(--margin) - 0.6vw);
  top: clamp(5rem, 10.5vh, 8.5rem);
  width: min(44vw, 780px);
  height: auto;
  overflow: visible;
  pointer-events: none;
}

.sig__fill {
  fill: var(--paper);
  opacity: 0.045;
}

.sig__line {
  fill: none;
  stroke: var(--sage);
  stroke-width: 1.3;
  stroke-dasharray: 1 1;
  stroke-dashoffset: 0;
}

.sig__handle {
  stroke: var(--sage);
  stroke-width: 0.8;
  opacity: 0.55;
}

.sig__knob {
  fill: var(--studio);
  stroke: var(--sage);
  stroke-width: 0.9;
  opacity: 0.8;
}

.sig__anchor {
  fill: var(--studio);
  stroke: var(--paper);
  stroke-width: 1.1;
  transform-box: fill-box;
  transform-origin: center;
}

.sig__ring {
  fill: none;
  stroke: var(--sage);
  stroke-width: 1.3;
  stroke-dasharray: 1 1;
  stroke-dashoffset: 0;
}

.hero__dot {
  display: inline-block;
  width: 0.155em;
  height: 0.155em;
  margin-left: 0.045em;
  border-radius: 50%;
  background: var(--scarf);
  vertical-align: baseline;
  transform-origin: 50% 100%;
}

.hero__content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  min-height: 100vh;
  min-height: 100svh;
  padding-top: calc(var(--header-h) + 3rem);
  padding-bottom: clamp(2rem, 5vh, 3.75rem);
}

.hero__intro strong {
  color: var(--fg);
  font-weight: 600;
}

.hero__title {
  margin: 0;
  font-size: var(--step-hero);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.95;
  letter-spacing: -0.045em;
}

.hero__line {
  display: block;
  overflow: clip;
  padding-top: 0.16em;
  margin-top: -0.16em;
  padding-bottom: 0.06em;
  margin-bottom: -0.06em;
}

.hero__line > span {
  display: inline-block;
}

.hero__foot {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.5rem var(--gutter);
  align-items: end;
  margin-top: clamp(1.75rem, 4vh, 3rem);
}

.hero__tagline {
  grid-column: 1 / span 4;
  margin: 0;
  font-size: var(--step-3);
  font-weight: 400;
  line-height: 1.08;
  letter-spacing: -0.01em;
}

.hero__intro {
  grid-column: 5 / span 4;
  max-width: 36ch;
  margin: 0;
  color: var(--muted);
}

.hero__actions {
  grid-column: 9 / span 4;
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.75rem;
}

@media (max-width: 64em) {
  .hero__portrait {
    width: 60vw;
  }

  .hero__tagline {
    grid-column: 1 / span 7;
  }

  .hero__intro {
    grid-column: 1 / span 6;
  }

  .hero__actions {
    grid-column: 1 / -1;
    justify-content: flex-start;
  }
}

/* stacked hero: phones and portrait tablets */
@media (max-width: 40em), (max-width: 64em) and (orientation: portrait) {
  .hero__content {
    padding-top: 58svh;
  }

  .hero__portrait {
    inset: 0 0 auto 0;
    width: 100%;
    height: 72svh;
  }

  .hero__portrait img {
    object-position: 55% 12%;
    -webkit-mask-image: linear-gradient(to top, transparent 2%, #000 48%);
    mask-image: linear-gradient(to top, transparent 2%, #000 48%);
  }

  .sig {
    left: -3vw;
    top: 47svh;
    width: min(78vw, 560px);
    opacity: 0.85;
  }
}

@media (max-width: 40em) {
  .hero__tagline,
  .hero__intro {
    grid-column: 1 / -1;
  }

  .hero__actions .btn {
    flex: 1 1 auto;
  }
}

/* hero entrance — the one orchestrated moment */
@media (prefers-reduced-motion: no-preference) {
  .js [data-hero] .hero__portrait {
    transition: transform 2.4s var(--ease-out);
  }

  .js [data-hero]:not(.is-in) .hero__portrait {
    transform: scale(1.06);
  }

  .js [data-hero] .sig__line {
    transition: stroke-dashoffset 1.9s var(--ease-in-out) 0.1s;
  }

  .js [data-hero]:not(.is-in) .sig__line {
    stroke-dashoffset: 1;
  }

  .js [data-hero] .sig__anchor {
    transition: transform 0.55s var(--ease-back), opacity 0.3s;
    transition-delay: calc(0.2s + var(--i) * 40ms);
  }

  .js [data-hero]:not(.is-in) .sig__anchor {
    transform: scale(0);
    opacity: 0;
  }

  .js [data-hero] .sig__handle,
  .js [data-hero] .sig__knob {
    transition: opacity 0.8s ease;
    transition-delay: calc(0.9s + var(--i) * 16ms);
  }

  .js [data-hero]:not(.is-in) .sig__handle,
  .js [data-hero]:not(.is-in) .sig__knob {
    opacity: 0;
  }

  .js [data-hero] .sig__fill {
    transition: opacity 1.4s ease 1.4s;
  }

  .js [data-hero]:not(.is-in) .sig__fill {
    opacity: 0;
  }

  .js [data-hero] .sig__ring {
    transition: stroke-dashoffset 1.1s var(--ease-in-out) 1.05s;
  }

  .js [data-hero]:not(.is-in) .sig__ring {
    stroke-dashoffset: 1;
  }

  .js [data-hero] .hero__dot {
    transition: transform 0.9s var(--ease-back) 1.6s, opacity 0.3s ease 1.6s;
  }

  .js [data-hero]:not(.is-in) .hero__dot {
    opacity: 0;
    transform: translateY(-1.6em) scale(0.3);
  }

  .js [data-hero] [data-intro] {
    transition: transform 1.3s var(--ease-out), opacity 1s ease;
    transition-delay: var(--d, 0s);
  }

  .js [data-hero]:not(.is-in) [data-intro] {
    opacity: 0;
    transform: translateY(1.5rem);
  }

  .js [data-hero]:not(.is-in) .hero__line > [data-intro] {
    opacity: 1;
    transform: translateY(105%);
  }

  [data-intro="1"] { --d: 0.1s; }
  [data-intro="2"] { --d: 0.15s; }
  [data-intro="3"] { --d: 0.27s; }
  [data-intro="4"] { --d: 0.55s; }
  [data-intro="5"] { --d: 0.65s; }
  [data-intro="6"] { --d: 0.75s; }

  /* returning visitors in the same session get a shorter version */
  .js [data-hero].is-quick .sig__line { transition-duration: 0.9s; transition-delay: 0s; }
  .js [data-hero].is-quick .sig__anchor { transition-delay: calc(var(--i) * 12ms); }
  .js [data-hero].is-quick .sig__handle,
  .js [data-hero].is-quick .sig__knob { transition-delay: 0.3s; }
  .js [data-hero].is-quick .sig__fill { transition-delay: 0.5s; }
  .js [data-hero].is-quick .sig__ring { transition-delay: 0.3s; transition-duration: 0.7s; }
  .js [data-hero].is-quick .hero__dot { transition-delay: 0.7s; }
  .js [data-hero].is-quick [data-intro] { transition-delay: calc(var(--d) * 0.35); }
}

/* ------------------------------------------------------------------ selected work */
.work {
  position: relative;
  padding-block: var(--section) calc(var(--section) * 0.7);
}

.features {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  column-gap: var(--gutter);
  row-gap: clamp(3.5rem, 2rem + 6vw, 8rem);
  align-items: start;
}

.feature--1 { grid-column: 1 / span 7; }
.feature--2 { grid-column: 9 / span 4; margin-top: clamp(4rem, 14vw, 16rem); }
.feature--3 { grid-column: 2 / span 4; }
.feature--4 { grid-column: 7 / span 6; margin-top: clamp(3rem, 8vw, 9rem); }
.feature--5 { grid-column: 1 / span 6; }
.feature--6 { grid-column: 8 / span 5; margin-top: clamp(3rem, 10vw, 11rem); }

.feature--1 .feature__media,
.feature--4 .feature__media { aspect-ratio: 16 / 11; }
.feature--2 .feature__media,
.feature--3 .feature__media { aspect-ratio: 4 / 5; }
.feature--5 .feature__media { aspect-ratio: 3 / 2; }
.feature--6 .feature__media { aspect-ratio: 1 / 1; }

.feature__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.feature__media {
  position: relative;
  display: block;
  overflow: hidden;
  border-radius: 2px;
}

.feature__img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.4s var(--ease-out), opacity 0.7s ease;
}

.feature__img--alt {
  opacity: 0;
}

.feature__meta {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 0.2rem 1.5rem;
  padding-top: 1.15rem;
  border-top: 1px solid transparent;
}

.feature__title {
  grid-column: 1 / -1;
  margin: 0 0 0.35rem;
  font-size: var(--step-3);
  font-weight: 750;
  line-height: 1;
  letter-spacing: -0.03em;
}

.feature__sector {
  color: var(--fg);
}

.feature__disc {
  color: var(--muted);
  font-size: var(--step--1);
  text-align: right;
}

@media (hover: hover) {
  .feature__link:hover .feature__img {
    transform: scale(1.035);
  }

  .feature__link:hover .feature__img--alt {
    opacity: 1;
  }
}

@media (max-width: 64em) {
  .feature--1,
  .feature--4 { grid-column: 1 / -1; margin-top: 0; }
  .feature--2 { grid-column: 1 / span 6; margin-top: 0; }
  .feature--3 { grid-column: 7 / span 6; margin-top: clamp(3rem, 12vw, 8rem); }
  .feature--5 { grid-column: 1 / span 6; }
  .feature--6 { grid-column: 7 / span 6; margin-top: clamp(3rem, 12vw, 8rem); }
}

@media (max-width: 64em) {
  .feature__meta {
    grid-template-columns: 1fr;
  }

  .feature__disc {
    text-align: left;
  }
}

@media (max-width: 40em) {
  .features > .feature {
    grid-column: 1 / -1;
    margin-top: 0;
  }
}

/* ------------------------------------------------------------------ logo wall */
.marks {
  padding-bottom: var(--section);
}

.marks__grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}

.marks__cell {
  position: relative;
  aspect-ratio: 4 / 3;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.marks__link {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  color: var(--fg);
  text-decoration: none;
  transition: background-color 0.5s var(--ease-out), color 0.5s var(--ease-out);
}

.marks__logo {
  display: block;
  width: var(--lw);
  height: var(--lh);
  background-color: currentColor;
  opacity: 0.84;
  -webkit-mask: var(--logo) center / contain no-repeat;
  mask: var(--logo) center / contain no-repeat;
  transition: transform 0.7s var(--ease-out), opacity 0.4s;
}

.js .marks__cell:not(.is-in) .marks__logo {
  visibility: hidden;
  -webkit-mask: none;
  mask: none;
}

.marks__name {
  position: absolute;
  left: clamp(0.7rem, 1.2vw, 1.1rem);
  bottom: clamp(0.55rem, 1vw, 0.9rem);
  font-size: var(--step--1);
  font-weight: 500;
  opacity: 0;
  transform: translateY(0.4rem);
  transition: opacity 0.4s, transform 0.5s var(--ease-out);
}

.marks__link:hover,
.marks__link:focus-visible {
  background-color: var(--brand);
  color: var(--on-brand);
}

.marks__link:focus-visible {
  outline-offset: -3px;
}

.marks__link:hover .marks__logo,
.marks__link:focus-visible .marks__logo {
  opacity: 1;
  transform: scale(1.07);
}

.marks__link:hover .marks__name,
.marks__link:focus-visible .marks__name {
  opacity: 1;
  transform: none;
}

.marks__cell--all .marks__link {
  place-items: end start;
  padding: clamp(0.9rem, 1.6vw, 1.5rem);
  background: var(--fg);
  color: var(--bg);
}

.marks__cell--all .marks__link:hover {
  background: var(--scarf-ink);
  color: var(--paper);
}

.marks__all {
  display: grid;
  gap: 0.2rem;
  font-size: var(--step-2);
  font-weight: 700;
  line-height: 1;
  letter-spacing: -0.02em;
}

.marks__count {
  font-size: var(--step--1);
  font-weight: 500;
  letter-spacing: 0;
  opacity: 0.7;
}

@media (prefers-reduced-motion: no-preference) {
  .js .marks__cell .marks__logo {
    transition: transform 0.7s var(--ease-out), opacity 0.8s ease;
  }

  .js .marks__cell.is-in .marks__logo {
    animation: mark-in 0.9s var(--ease-out) both;
    animation-delay: calc(var(--n, 0) * 35ms);
  }
}

@keyframes mark-in {
  from { opacity: 0; transform: translateY(0.6rem) scale(0.96); }
}

@media (max-width: 64em) {
  .marks__grid {
    grid-template-columns: repeat(4, minmax(0, 1fr));
  }
}

@media (max-width: 48em) {
  .marks__grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (max-width: 34em) {
  .marks__grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .marks__name {
    opacity: 0.75;
    transform: none;
  }
}

/* ------------------------------------------------------------------ manifesto */
.manifesto {
  padding-block: var(--section);
}

.manifesto__text {
  max-width: 19ch;
  margin: 0;
  font-size: clamp(1.75rem, 0.54rem + 5.76vw, 7.55rem);
  font-weight: 700;
  font-stretch: var(--wdth-display);
  line-height: 0.98;
  letter-spacing: -0.02em;
  text-wrap: balance;
}

.manifesto__text .w {
  display: inline-block;
  transition: opacity 0.5s ease, translate 0.8s var(--ease-out);
}

.js .manifesto__text .w:not(.is-lit) {
  opacity: 0.17;
  translate: 0 0.07em;
}

.manifesto__sign {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: clamp(2.5rem, 5vw, 4rem) 0 0;
  color: var(--soft);
}

.manifesto__mark {
  width: 3.4rem;
  height: auto;
  color: var(--paper);
  --mark-dot: var(--scarf);
}

/* ------------------------------------------------------------------ about */
.about {
  padding-block: var(--section);
}

.about__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1rem var(--gutter);
}

.about__label {
  grid-column: 1 / span 3;
  margin: 0;
  padding-top: 0.7em;
  color: var(--muted);
  font-weight: 500;
}

.about__title {
  grid-column: 4 / span 9;
  max-width: 19ch;
  margin: 0;
  font-size: var(--step-4);
  font-weight: 700;
  font-stretch: var(--wdth-display);
  line-height: 1.02;
  letter-spacing: -0.035em;
}

.about__body {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2.5rem var(--gutter);
  align-items: start;
  margin-top: clamp(3rem, 7vw, 6.5rem);
}

.about__photo {
  position: relative;
  grid-column: 1 / span 5;
  aspect-ratio: 4 / 5;
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
  background: var(--frame);
}

.about__shot {
  position: absolute;
  inset: 0;
  visibility: hidden;
  opacity: 0;
}

.about__shot.is-on {
  visibility: visible;
  opacity: 1;
}

.about__ui {
  display: none;
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: clamp(0.8rem, 1.6vw, 1.25rem);
  background: linear-gradient(to top, rgb(36 28 26 / 0.5), rgb(36 28 26 / 0));
}

.js .about__ui {
  display: flex;
}

.about__dots {
  display: flex;
  gap: 0.4rem;
}

.about__dot {
  position: relative;
  width: 1.8rem;
  height: 1.2rem;
  padding: 0;
  border: 0;
  background: none;
  cursor: pointer;
}

.about__dot::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: calc(50% - 1px);
  height: 2px;
  background: rgb(233 236 230 / 0.4);
  transition: background-color 0.3s ease;
}

.about__dot.is-on::before {
  background: var(--paper);
}

.about__arrows {
  display: flex;
  gap: 0.4rem;
}

.about__arrow {
  display: grid;
  place-items: center;
  width: 2.1rem;
  height: 2.1rem;
  padding: 0;
  border: 1px solid rgb(233 236 230 / 0.35);
  border-radius: 50%;
  background: rgb(36 28 26 / 0.2);
  color: var(--paper);
  cursor: pointer;
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
  transition: background-color 0.3s ease, color 0.3s ease, border-color 0.3s ease;
}

.about__arrow .icon {
  width: 1.15rem;
  height: 1.15rem;
}

@media (hover: hover) {
  .about__arrow:hover {
    background: var(--paper);
    border-color: var(--paper);
    color: var(--ink);
  }
}

.about__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: 50% 30%;
}

.about__text {
  grid-column: 7 / span 5;
  font-size: var(--step-1);
  line-height: 1.58;
}

.about__text p {
  margin: 0 0 1.1em;
}

.about__text p:first-child::first-line {
  font-weight: 500;
}

.about__closing {
  font-weight: 500;
}

.timeline {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 2.5rem var(--gutter);
  margin: clamp(4.5rem, 9vw, 9rem) 0 0;
  padding: 0;
  list-style: none;
}

.timeline__item {
  padding-top: 1.25rem;
  border-top: 1px solid var(--fg);
}

.timeline__year {
  display: block;
  font-size: clamp(2.5rem, 1.35rem + 4.85vw, 5.75rem);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.9;
  letter-spacing: -0.05em;
  font-feature-settings: "tnum";
}

.timeline__title {
  margin: 1.25rem 0 0.4rem;
  font-size: var(--step-1);
  font-weight: 650;
  letter-spacing: -0.01em;
}

.timeline__text {
  max-width: 34ch;
  margin: 0;
  color: var(--muted);
}

@media (max-width: 64em) {
  .about__label {
    grid-column: 1 / -1;
    padding-top: 0;
  }

  .about__title {
    grid-column: 1 / -1;
  }

  .about__photo {
    grid-column: 1 / span 6;
  }

  .about__text {
    grid-column: 7 / span 6;
  }
}

@media (max-width: 48em) {
  .about__photo,
  .about__text {
    grid-column: 1 / -1;
  }

  .about__photo {
    aspect-ratio: 5 / 4;
  }

  .timeline {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------------ services */
.services {
  padding-block: 0 var(--section);
}

.service-group {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2rem var(--gutter);
  padding-block: clamp(2.25rem, 4vw, 3.75rem);
  border-top: 1px solid var(--line-strong);
}

.service-group__head {
  grid-column: 1 / span 4;
}

.service-group__title {
  margin: 0;
  font-size: clamp(1.9rem, 0.9rem + 3.5vw, 4.5rem);
  font-weight: 750;
  font-stretch: var(--wdth-display);
  line-height: 0.9;
  letter-spacing: -0.02em;
}

.service-group__summary {
  max-width: 24ch;
  margin: 0.9rem 0 0;
  color: var(--muted);
}

.service-list {
  grid-column: 5 / span 8;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 2.5rem var(--gutter);
  margin: 0;
  padding: 0;
  list-style: none;
}

.service__name {
  margin: 0 0 0.45rem;
  font-size: var(--step-2);
  font-weight: 650;
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.service__text {
  max-width: 38ch;
  margin: 0;
  color: var(--muted);
}

.service__refs {
  margin: 0.85rem 0 0;
  font-size: var(--step--1);
}

.service__refs span {
  margin-right: 0.35em;
  color: var(--muted);
}

@media (max-width: 64em) {
  .service-group__head,
  .service-list {
    grid-column: 1 / -1;
  }
}

@media (max-width: 40em) {
  .service-list {
    grid-template-columns: 1fr;
  }
}

/* ------------------------------------------------------------------ contact */
.contact {
  padding-block: var(--section) clamp(3rem, 6vw, 5rem);
}

.contact__title {
  max-width: 11ch;
  margin: 0;
  font-size: clamp(2.9rem, 1.17rem + 7.55vw, 9.45rem);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.86;
  letter-spacing: -0.05em;
}

.contact__intro {
  max-width: 34ch;
  margin: clamp(1.5rem, 3vw, 2.5rem) 0 0;
  font-size: var(--step-2);
  line-height: 1.35;
  color: var(--muted);
}

.contact__mail {
  display: inline-block;
  margin-top: clamp(2rem, 4vw, 3rem);
  font-size: var(--step-3);
  font-weight: 650;
  letter-spacing: -0.02em;
  text-decoration: none;
  background: linear-gradient(var(--scarf), var(--scarf)) 0 100% / 100% 2px no-repeat;
  padding-bottom: 0.15em;
  transition: background-size 0.6s var(--ease-out), color 0.3s, transform 0.6s var(--ease-out);
  overflow-wrap: anywhere;
}

.contact__mail:hover {
  background-size: 100% 100%;
  color: var(--paper);
}

.contact__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 3rem var(--gutter);
  margin-top: clamp(4rem, 8vw, 7.5rem);
}

.contact__details {
  grid-column: 1 / span 6;
}

.details {
  margin: 0;
}

.details__row {
  display: grid;
  grid-template-columns: 7.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 1rem 0;
  border-top: 1px solid var(--line);
}

.details dt {
  color: var(--soft);
}

.details dd {
  margin: 0;
}

.details address {
  font-style: normal;
}

.details__map {
  display: inline-block;
  margin-top: 0.4rem;
  color: var(--soft);
}

.contact__aside {
  grid-column: 8 / span 5;
}

.contact__follow {
  margin: 0 0 1.25rem;
  color: var(--muted);
  max-width: 34ch;
}

.social {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.social__link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  text-decoration: none;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.social__link:hover {
  background: var(--fg);
  border-color: var(--fg);
  color: var(--bg);
}

@media (max-width: 64em) {
  .contact__details,
  .contact__aside {
    grid-column: 1 / -1;
  }
}

@media (max-width: 40em) {
  .details__row {
    grid-template-columns: 1fr;
    gap: 0.25rem;
  }
}

/* ------------------------------------------------------------------ footer */
.site-footer {
  position: relative;
  padding-top: clamp(4rem, 8vw, 7rem);
  overflow: hidden;
  border-top: 1px solid var(--line);
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2.5rem var(--gutter);
}

.footer-col--lead {
  grid-column: 1 / span 6;
}

.footer-col:not(.footer-col--lead) {
  grid-column: span 2;
}

.footer-lead {
  max-width: 18ch;
  margin: 0;
  font-size: var(--step-3);
  line-height: 1.08;
}

.footer-mail {
  display: inline-block;
  margin-top: 1.25rem;
  font-size: var(--step-1);
  font-weight: 600;
  text-decoration: none;
  background: linear-gradient(currentColor, currentColor) 0 100% / 100% 1px no-repeat;
  transition: background-size 0.5s var(--ease-out);
}

.footer-mail:hover {
  background-size: 0 1px;
  background-position: 100% 100%;
}

.footer-title {
  margin: 0 0 1rem;
  color: var(--soft);
  font-size: var(--step-0);
  font-weight: 500;
}

.footer-list {
  display: grid;
  gap: 0.45rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 2rem;
  margin-top: clamp(3.5rem, 7vw, 6rem);
  padding-block: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  font-size: var(--step--1);
}

.footer-bottom p {
  margin: 0;
}

.footer-top {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--fg);
  text-decoration: none;
}

.footer-top .icon {
  transition: transform 0.4s var(--ease-out);
}

.footer-top:hover .icon {
  transform: translateY(-3px);
}

.footer-sign {
  max-width: var(--max);
  margin: clamp(3rem, 7vw, 6rem) auto 0;
  padding-inline: var(--margin);
}

.footer-sign__mark {
  width: min(58vw, 900px);
  height: auto;
  overflow: visible;
}

.fs__fill {
  fill: var(--studio-3);
}

.fs__line {
  fill: none;
  stroke: var(--sage);
  stroke-width: 1.2;
  stroke-dasharray: 1 1;
  stroke-dashoffset: 0;
  opacity: 0;
}

.fs__dot {
  fill: var(--scarf);
  transform-box: fill-box;
  transform-origin: 50% 50%;
}

@media (max-width: 64em) {
  .footer-col--lead {
    grid-column: 1 / -1;
  }

  .footer-col:not(.footer-col--lead) {
    grid-column: span 4;
  }
}

@media (max-width: 40em) {
  .footer-col:not(.footer-col--lead) {
    grid-column: span 6;
  }
}

/* ------------------------------------------------------------------ works index */
.works {
  padding-top: calc(var(--header-h) + clamp(3rem, 8vw, 7rem));
  padding-bottom: var(--section);
}

.works-head__title {
  margin: 0;
  font-size: clamp(3.95rem, 0.9rem + 13.5vw, 15.3rem);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.8;
  letter-spacing: -0.055em;
}

.works-head__title sup {
  position: relative;
  top: -0.25em;
  margin-left: 0.12em;
  font-size: 0.17em;
  font-weight: 500;
  letter-spacing: 0;
  vertical-align: top;
  color: var(--muted);
}

.works-head__lead {
  max-width: 34ch;
  margin: clamp(1.5rem, 3vw, 2.5rem) 0 0;
  font-size: var(--step-2);
  line-height: 1.35;
}

.works-bar {
  position: sticky;
  top: 0;
  z-index: 5;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem 1.5rem;
  margin: clamp(2.5rem, 5vw, 4.5rem) calc(var(--margin) * -1) clamp(1.5rem, 3vw, 2.5rem);
  padding: 0.85rem var(--margin);
  background: var(--bg);
  background: color-mix(in srgb, var(--bg) 90%, transparent);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
  border-block: 1px solid var(--line);
  transition: top 0.55s var(--ease-out);
}

body:has(.site-header:not(.is-hidden)) .works-bar {
  top: var(--header-h);
}

.filters,
.views {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.filter,
.view-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  min-height: 2.6rem;
  padding: 0.45rem 1rem;
  border: 1px solid var(--line-strong);
  border-radius: 999px;
  background: transparent;
  font-weight: 500;
  cursor: pointer;
  transition: background-color 0.3s, color 0.3s, border-color 0.3s;
}

.filter:hover,
.view-btn:hover {
  border-color: var(--fg);
}

.filter[aria-pressed="true"],
.view-btn[aria-pressed="true"] {
  background: var(--fg);
  border-color: var(--fg);
  color: var(--bg);
}

.filter__count {
  font-size: 0.78em;
  opacity: 0.7;
  font-feature-settings: "tnum";
}

.view-btn .icon {
  width: 1.05em;
  height: 1.05em;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: clamp(2.75rem, 5vw, 5rem) var(--gutter);
  margin: 0;
  padding: 0;
  list-style: none;
}

.card[hidden] {
  display: none;
}

.card.is-entering {
  animation: card-in 0.6s var(--ease-out) both;
  animation-delay: calc(var(--k, 0) * 30ms);
}

@keyframes card-in {
  from { opacity: 0; transform: translateY(1rem); }
}

.card__link {
  display: block;
  color: inherit;
  text-decoration: none;
}

.card__media {
  display: block;
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: 2px;
}

.card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

.card__meta {
  display: block;
  padding-top: 1rem;
}

.card__title {
  display: block;
  margin: 0;
  font-size: var(--step-2);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
}

.card__sector {
  display: block;
  margin-top: 0.4rem;
}

.card__disc {
  display: block;
  margin-top: 0.15rem;
  color: var(--muted);
  font-size: var(--step--1);
}

@media (hover: hover) {
  .card__link:hover .card__img {
    transform: scale(1.045);
  }
}

/* list view: an index of names; the image follows the cursor */
.cards.is-list {
  grid-template-columns: 1fr;
  gap: 0;
  border-top: 1px solid var(--line-strong);
}

.cards.is-list .card__media {
  display: none;
}

.cards.is-list .card__link {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 0.35rem var(--gutter);
  align-items: baseline;
  padding: clamp(1rem, 2vw, 1.5rem) 0;
  border-bottom: 1px solid var(--line-strong);
  transition: padding 0.5s var(--ease-out), background-color 0.4s;
}

.cards.is-list .card__meta {
  display: contents;
}

.cards.is-list .card__title {
  grid-column: 1 / span 5;
  font-size: var(--step-3);
}

.cards.is-list .card__sector {
  grid-column: 6 / span 3;
  margin: 0;
}

.cards.is-list .card__disc {
  grid-column: 9 / span 4;
  margin: 0;
}

@media (hover: hover) {
  .cards.is-list .card__link:hover {
    padding-left: clamp(0.5rem, 1.5vw, 1.25rem);
  }
}

@media (max-width: 64em) {
  .cards {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 40em) {
  .cards {
    grid-template-columns: 1fr;
  }

  .cards.is-list .card__title,
  .cards.is-list .card__sector,
  .cards.is-list .card__disc {
    grid-column: 1 / -1;
  }

  .views span {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
  }
}

.preview {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 40;
  width: clamp(14rem, 22vw, 24rem);
  aspect-ratio: 3 / 2;
  overflow: hidden;
  border-radius: 3px;
  pointer-events: none;
  opacity: 0;
  transform: translate3d(var(--x, -100vw), var(--y, 0), 0) translate(1.25rem, -50%) scale(0.92);
  transition: opacity 0.3s ease, transform 0.1s linear;
  box-shadow: 0 1.5rem 3rem -1.5rem rgb(20 15 14 / 0.5);
}

.preview.is-on {
  opacity: 1;
  transform: translate3d(var(--x, -100vw), var(--y, 0), 0) translate(1.25rem, -50%) scale(1);
}

.preview img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ------------------------------------------------------------------ case study */
.case-hero {
  padding-top: calc(var(--header-h) + clamp(2.5rem, 6vw, 5.5rem));
  padding-bottom: clamp(2.5rem, 5vw, 4.5rem);
}

.crumbs ol {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  color: var(--muted);
}

.crumbs li + li::before {
  content: "/";
  margin-right: 0.5rem;
  opacity: 0.6;
}

.case-hero__title {
  margin: clamp(1.25rem, 3vw, 2.25rem) 0 0;
  font-size: clamp(2.4rem, 10.4vw, 11.25rem);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.84;
  letter-spacing: -0.05em;
  overflow-wrap: anywhere;
}

.case-hero__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 2rem var(--gutter);
  align-items: start;
  margin-top: clamp(2rem, 4.5vw, 4rem);
}

.case-hero__summary {
  grid-column: 1 / span 7;
  max-width: 36ch;
  margin: 0;
  font-size: var(--step-2);
  line-height: 1.38;
}

.facts {
  grid-column: 9 / span 4;
  margin: 0;
}

.facts__row {
  display: grid;
  grid-template-columns: 6.5rem minmax(0, 1fr);
  gap: 1rem;
  padding: 0.85rem 0;
  border-top: 1px solid var(--line);
}

.facts__row:last-child {
  border-bottom: 1px solid var(--line);
}

.facts dt {
  color: var(--muted);
}

.facts dd {
  margin: 0;
}

.ext {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
}

.case-cover {
  margin: 0;
  overflow: hidden;
}

.case-cover__btn,
.g-item__btn {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
}

.case-cover__img {
  width: 100%;
  height: auto;
  max-height: 92vh;
  object-fit: cover;
}

.case-video {
  padding-block: clamp(3rem, 7vw, 6.5rem);
}

.player {
  position: relative;
}

.player__video {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: contain;
  background: #120E0D;
  border-radius: 2px;
}

.player__toggle {
  position: absolute;
  right: clamp(0.75rem, 2vw, 1.5rem);
  top: clamp(0.75rem, 2vw, 1.5rem);
  display: grid;
  place-items: center;
  width: 3.25rem;
  height: 3.25rem;
  border: 0;
  border-radius: 50%;
  background: rgb(233 236 230 / 0.92);
  color: var(--studio);
  cursor: pointer;
  transition: transform 0.4s var(--ease-back), background-color 0.3s;
}

.player__toggle:hover {
  transform: scale(1.08);
  background: var(--paper);
}

.player__toggle[data-state="playing"] .player__icon--play,
.player__toggle[data-state="paused"] .player__icon--pause {
  display: none;
}

.player__caption {
  margin: 0.85rem 0 0;
  color: var(--muted);
  font-size: var(--step--1);
}

.case-quote {
  padding-block: clamp(4rem, 9vw, 8.5rem);
}

.case-quote blockquote {
  margin: 0;
}

.case-quote p {
  max-width: 17ch;
  margin: 0;
  font-size: var(--step-5);
  font-weight: 400;
  line-height: 1.02;
  letter-spacing: -0.025em;
}

.case-quote footer {
  margin-top: 1.5rem;
  color: var(--muted);
}

.case-quote footer::before {
  content: "";
  display: inline-block;
  width: 2.25rem;
  height: 1px;
  margin-right: 0.75rem;
  vertical-align: middle;
  background: var(--brand);
}

.case-story {
  padding-block: clamp(3rem, 6vw, 6rem);
}

.case-story__grid {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.5rem var(--gutter);
  padding-top: clamp(1.5rem, 3vw, 2.5rem);
  border-top: 1px solid var(--line-strong);
}

.case-story__title {
  grid-column: 1 / span 4;
  max-width: 14ch;
  margin: 0;
  font-size: var(--step-3);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.03em;
}

.case-story__body {
  grid-column: 6 / span 7;
  font-size: var(--step-1);
  line-height: 1.58;
}

.case-story__body > p {
  max-width: 62ch;
  margin: 0 0 1em;
}

.case-story__lead {
  font-size: var(--step-2);
  line-height: 1.38;
}

.points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1.75rem var(--gutter);
  margin: 2rem 0 2.25rem;
  font-size: var(--step-0);
  line-height: 1.5;
}

.points__item {
  padding-top: 0.9rem;
  border-top: 2px solid var(--brand);
}

.points dt {
  font-weight: 650;
}

.points dd {
  margin: 0.35rem 0 0;
  color: var(--muted);
}

.case-gallery {
  padding-block: var(--gutter) var(--section-sm);
}

.g-row {
  display: grid;
  gap: var(--gutter);
  margin-top: var(--gutter);
}

.g-row--pair {
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.g-item {
  margin: 0;
  aspect-ratio: var(--ratio);
  overflow: hidden;
  border-radius: 2px;
}

.g-item__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-out);
}

@media (hover: hover) {
  .g-item__btn:hover .g-item__img,
  .case-cover__btn:hover .case-cover__img {
    transform: scale(1.012);
  }

  .case-cover__img {
    transition: transform 1.2s var(--ease-out);
  }
}

.case-web {
  padding-block: var(--section-sm);
  border-top: 1px solid var(--line);
}

.case-web__head {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  gap: 1.25rem var(--gutter);
  align-items: end;
  margin-bottom: clamp(1rem, 2vw, 1.5rem);
}

.case-web__title {
  grid-column: 1 / span 5;
  margin: 0;
  font-size: var(--step-4);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.95;
  letter-spacing: -0.04em;
}

.case-web__note {
  grid-column: 6 / span 4;
  margin: 0;
  color: var(--muted);
}

.case-web__head .btn {
  grid-column: 10 / span 3;
  justify-self: end;
}

.boards {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--gutter);
  align-items: start;
  margin-top: var(--gutter);
}

.board {
  margin: 0;
  overflow: hidden;
  border-radius: 2px;
}

.board__img {
  width: 100%;
}

.case-next {
  padding-top: var(--section-sm);
}

.case-next__link {
  display: grid;
  grid-template-columns: repeat(12, minmax(0, 1fr));
  grid-template-rows: auto auto 1fr;
  gap: 0.75rem var(--gutter);
  max-width: var(--max);
  margin-inline: auto;
  padding-inline: var(--margin);
  color: inherit;
  text-decoration: none;
}

.case-next__label {
  grid-column: 1 / span 5;
  color: var(--soft);
}

.case-next__title {
  grid-column: 1 / span 6;
  font-size: clamp(2rem, 0.9rem + 3.8vw, 4.85rem);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.88;
  letter-spacing: -0.05em;
  overflow-wrap: anywhere;
}

.case-next__sector {
  grid-column: 1 / span 5;
  align-self: start;
  color: var(--muted);
}

.case-next__media {
  grid-column: 7 / span 6;
  grid-row: 1 / span 3;
  aspect-ratio: 16 / 10;
  overflow: hidden;
  border-radius: 2px;
}

.case-next__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1.3s var(--ease-out);
}

@media (hover: hover) {
  .case-next__link:hover .case-next__img {
    transform: scale(1.04);
  }
}

.case-next__foot {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-block: 1.5rem;
  border-top: 1px solid var(--line);
}

.case-next__prev {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

@media (max-width: 64em) {
  .case-hero__summary,
  .facts {
    grid-column: 1 / -1;
  }

  .case-story__title,
  .case-story__body {
    grid-column: 1 / -1;
  }

  .case-web__title,
  .case-web__note {
    grid-column: 1 / -1;
  }

  .case-web__head .btn {
    grid-column: 1 / -1;
    justify-self: start;
  }
}

@media (max-width: 48em) {
  .g-row--pair,
  .boards,
  .points {
    grid-template-columns: 1fr;
  }

  .case-next__title,
  .case-next__label,
  .case-next__sector,
  .case-next__media {
    grid-column: 1 / -1;
    grid-row: auto;
  }
}

/* ------------------------------------------------------------------ lightbox */
.lightbox {
  width: 100vw;
  height: 100vh;
  height: 100dvh;
  max-width: none;
  max-height: none;
  margin: 0;
  padding: 0;
  border: 0;
  background: rgb(22 17 16 / 0.97);
  color: var(--paper);
  overflow: hidden;
}

.lightbox::backdrop {
  background: rgb(22 17 16 / 0.8);
}

.lightbox[open] {
  animation: lb-in 0.4s var(--ease-out);
}

@keyframes lb-in {
  from { opacity: 0; }
}

.lightbox__stage {
  position: absolute;
  inset: clamp(3.5rem, 7vh, 5rem) clamp(0.5rem, 6vw, 6rem);
  display: grid;
  place-items: center;
  overflow: auto;
  overscroll-behavior: contain;
  touch-action: pan-y pinch-zoom;
}

.lightbox__img {
  max-width: 100%;
  max-height: 100%;
  width: auto;
  height: auto;
  object-fit: contain;
  user-select: none;
  transition: opacity 0.35s ease, transform 0.6s var(--ease-out);
}

.lightbox__img.is-loading {
  opacity: 0;
  transform: scale(0.985);
}

.lightbox[open] .lightbox__stage {
  animation: lb-stage 0.7s var(--ease-out);
}

@keyframes lb-stage {
  from { opacity: 0; transform: scale(0.965); }
}

.lightbox__count {
  position: absolute;
  left: clamp(1rem, 2vw, 1.5rem);
  top: 1.35rem;
  margin: 0;
  color: var(--sage);
  font-feature-settings: "tnum";
}

.lightbox__btn {
  position: absolute;
  display: grid;
  place-items: center;
  width: 3rem;
  height: 3rem;
  border: 1px solid rgb(233 236 230 / 0.28);
  border-radius: 50%;
  background: rgb(233 236 230 / 0.06);
  color: var(--paper);
  cursor: pointer;
  transition: background-color 0.3s, border-color 0.3s;
}

.lightbox__btn:hover {
  background: rgb(233 236 230 / 0.16);
  border-color: var(--paper);
}

.lightbox__close {
  top: 0.75rem;
  right: clamp(0.75rem, 2vw, 1.25rem);
}

.lightbox__prev,
.lightbox__next {
  top: 50%;
  transform: translateY(-50%);
}

.lightbox__prev {
  left: clamp(0.5rem, 2vw, 1.5rem);
}

.lightbox__next {
  right: clamp(0.5rem, 2vw, 1.5rem);
}

@media (max-width: 40em) {
  .lightbox__prev,
  .lightbox__next {
    top: auto;
    bottom: 1rem;
    transform: none;
  }

  .lightbox__stage {
    inset: 3.75rem 0.5rem 4.75rem;
  }
}

/* ------------------------------------------------------------------ cursor label */
.cursor-label {
  position: fixed;
  left: 0;
  top: 0;
  z-index: 60;
  pointer-events: none;
  transform: translate3d(var(--x, -100vw), var(--y, -100vh), 0);
}

.cursor-label span {
  display: block;
  padding: 0.6rem 1rem;
  border-radius: 999px;
  background: var(--scarf);
  color: var(--paper);
  font-size: 0.875rem;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
  transform: translate(-50%, -50%) scale(0);
  transition: transform 0.45s var(--ease-back);
}

.cursor-label.is-on span {
  transform: translate(-50%, -50%) scale(1);
}

@media not all and (hover: hover) and (pointer: fine) {
  .cursor-label,
  .preview {
    display: none;
  }
}

/* ------------------------------------------------------------------ 404 */
.notfound {
  display: grid;
  min-height: 100vh;
  min-height: 100svh;
  align-items: center;
  padding-block: calc(var(--header-h) + 3rem) 4rem;
}

.notfound__mark {
  width: min(22rem, 60vw);
  height: auto;
  color: var(--studio-3);
  --mark-dot: var(--scarf);
}

.notfound__title {
  max-width: 14ch;
  margin: 2rem 0 0;
  font-size: var(--step-5);
  font-weight: 800;
  font-stretch: var(--wdth-display);
  line-height: 0.9;
  letter-spacing: -0.045em;
}

.notfound__text {
  max-width: 44ch;
  margin: 1.5rem 0 0;
  color: var(--muted);
}

.notfound__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 2.25rem;
}

/* ------------------------------------------------------------------ page transitions */
::view-transition-group(*) {
  animation-duration: 0.7s;
  animation-timing-function: var(--ease-out);
}

::view-transition-old(*),
::view-transition-new(*) {
  height: 100%;
  object-fit: cover;
}

::view-transition-old(root) {
  animation: vt-out 0.4s var(--ease-in-out) both;
}

::view-transition-new(root) {
  animation: vt-in 0.75s var(--ease-out) both;
}

@keyframes vt-out {
  to { opacity: 0; }
}

@keyframes vt-in {
  from { opacity: 0; transform: translateY(1.5rem); }
}

/* ------------------------------------------------------------------ motion system
   Vocabulary: rise (type lifts from a baseline), fade (copy settles), stretch
   (variable width unfolds), line (rules draw like construction lines), reveal
   (images open like a curtain) and parallax (depth inside a frame).
   Hidden states apply only when JS runs and motion is allowed. */

.ticker {
  overflow: hidden;
  padding-block: clamp(1.25rem, 2.6vw, 2.25rem);
  border-block: 1px solid var(--line);
}

.ticker__track {
  display: flex;
  width: max-content;
  will-change: transform;
}

.ticker__group {
  display: flex;
  flex: none;
  align-items: center;
}

.ticker__item {
  flex: none;
  padding-inline: clamp(1rem, 2.2vw, 2.25rem);
  font-size: clamp(1.5rem, 0.63rem + 3.2vw, 4.3rem);
  font-weight: 700;
  font-stretch: var(--wdth-display);
  line-height: 1.05;
  letter-spacing: -0.01em;
  white-space: nowrap;
  color: var(--paper);
}

.ticker__item--line {
  color: transparent;
  -webkit-text-stroke: 1px rgb(233 236 230 / 0.55);
}

.ticker__dot {
  flex: none;
  width: clamp(0.55rem, 0.9vw, 0.85rem);
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--scarf);
}

.hero__scroll {
  position: absolute;
  z-index: 3;
  left: 50%;
  bottom: 0;
  width: 1px;
  height: clamp(2rem, 5vh, 3rem);
  overflow: hidden;
  background: rgb(233 236 230 / 0.2);
}

.hero__scroll span {
  position: absolute;
  inset: 0 0 auto;
  height: 45%;
  background: var(--paper);
  animation: scroll-cue 2.4s var(--ease-in-out) infinite;
}

@keyframes scroll-cue {
  0% { transform: translateY(-110%); }
  65%, 100% { transform: translateY(240%); }
}

@media (max-width: 64em) {
  .hero__scroll {
    display: none;
  }
}

.progress {
  position: fixed;
  inset: 0 0 auto;
  z-index: 60;
  height: 2px;
  pointer-events: none;
}

.progress span {
  display: block;
  height: 100%;
  background: var(--brand, var(--scarf));
  transform: scaleX(0);
  transform-origin: 0 50%;
}

.sig__knob {
  transform-box: fill-box;
  transform-origin: center;
}

.hero.is-idle .sig__anchor,
.hero.is-idle .sig__knob {
  transition: transform 0.5s var(--ease-back), fill 0.3s ease, stroke 0.3s ease, opacity 0.6s ease;
  transition-delay: 0s;
}

.sig__anchor.is-hot {
  fill: var(--scarf);
  stroke: var(--scarf);
  transform: scale(1.7) rotate(45deg);
}

.sig__knob.is-hot {
  opacity: 1;
  fill: var(--scarf);
  stroke: var(--scarf);
  transform: scale(1.6);
}

.dot {
  transition: transform 0.6s var(--ease-back);
  transform-origin: 50% 80%;
}

@media (hover: hover) {
  .feature__link:hover .dot,
  .card__link:hover .dot,
  .case-next__link:hover .dot {
    transform: scale(1.9);
  }
}

.timeline__item { --line-c: var(--fg); }
.service-group,
.case-story__grid { --line-c: var(--line-strong); }
.points__item { --line-c: var(--brand); --line-w: 2px; }

@media (prefers-reduced-motion: no-preference) {
  [data-intro="7"] { --d: 1.1s; }

  /* rise */
  .js [data-anim="rise"]:not(.is-split) {
    opacity: 0;
  }

  .js [data-anim="rise"] .wm {
    display: inline-block;
    overflow: clip;
    vertical-align: top;
    padding: 0.2em 0.05em 0.16em;
    margin: -0.2em -0.05em -0.16em;
  }

  .js [data-anim="rise"] .wi {
    display: inline-block;
    translate: 0 115%;
    transition: translate 1.15s var(--ease-out);
    transition-delay: calc(var(--delay, 0s) + var(--wi, 0) * 60ms);
  }

  .js [data-anim="rise"].is-in .wi {
    translate: none;
  }

  /* fade */
  .js [data-anim="fade"] {
    transition: opacity 0.9s ease, translate 1.1s var(--ease-out);
    transition-delay: var(--delay, 0s);
  }

  .js [data-anim="fade"]:not(.is-in) {
    opacity: 0;
    translate: 0 1.1rem;
  }

  /* stretch */
  .js [data-anim="stretch"] {
    transition: font-stretch 1.7s var(--ease-out), opacity 0.9s ease;
    transition-delay: var(--delay, 0s);
  }

  .js [data-anim="stretch"]:not(.is-in) {
    font-stretch: 86%;
    opacity: 0;
  }

  /* about gallery: one frame, crossfading shots */
  .js .about__shot {
    transition: opacity 0.8s var(--ease-out), visibility 0s linear 0.8s;
  }

  .js .about__shot.is-on {
    transition-delay: 0s;
  }

  /* line */
  .js [data-line] {
    position: relative;
    border-top-color: transparent !important;
  }

  .js [data-line]::before {
    content: "";
    position: absolute;
    left: 0;
    right: 0;
    top: calc(var(--line-w, 1px) * -1);
    height: var(--line-w, 1px);
    background: var(--line-c, var(--line));
    transform-origin: left center;
    transition: transform 1.4s var(--ease-in-out);
    transition-delay: var(--delay, 0s);
    pointer-events: none;
  }

  .js [data-line]:not(.is-in)::before {
    transform: scaleX(0);
  }

  /* reveal: the media inside the frame wipes up; the frame itself stays unclipped so
     IntersectionObserver keeps seeing it and its placeholder colour shows through */
  .js [data-reveal] :is(img, video) {
    clip-path: inset(0 0 0 0);
    transition: clip-path 1.4s var(--ease-out), transform 1.8s var(--ease-out), opacity 0.7s ease;
    transition-delay: var(--delay, 0s);
  }

  .js [data-reveal]:not(.is-in) :is(img, video) {
    clip-path: inset(18% 0 0 0);
    transform: scale(1.14);
  }

  /* parallax: room for the image to travel inside its frame */
  .js [data-parallax] img {
    scale: 1.12;
  }

  /* arriving through a view transition: the morphing frame must already be open */
  .vt-in [data-reveal] :is(img, video) {
    clip-path: none !important;
    transform: none !important;
    transition: none !important;
  }

  /* menu opens like a curtain */
  .js .menu {
    clip-path: inset(0 0 100% 0);
    transition: clip-path 0.75s var(--ease-in-out);
  }

  .js .menu.is-open {
    clip-path: inset(0);
  }

  /* footer signs the page */
  .js [data-sign] .fs__line {
    opacity: 1;
    transition: stroke-dashoffset 2.4s var(--ease-in-out), opacity 1s ease 2.5s;
  }

  .js [data-sign]:not(.is-in) .fs__line {
    stroke-dashoffset: 1;
  }

  .js [data-sign].is-in .fs__line {
    opacity: 0.35;
  }

  .js [data-sign] .fs__fill {
    transition: opacity 1.4s ease 1.5s;
  }

  .js [data-sign]:not(.is-in) .fs__fill {
    opacity: 0;
  }

  .js [data-sign] .fs__dot {
    transition: transform 0.9s var(--ease-back) 2.1s, opacity 0.3s ease 2.1s;
  }

  .js [data-sign]:not(.is-in) .fs__dot {
    opacity: 0;
    transform: translateY(-140%) scale(0.3);
  }
}

/* ------------------------------------------------------------------ reduced motion */
@media (prefers-reduced-motion: reduce) {
  @view-transition {
    navigation: none;
  }

  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    transition-delay: 0s !important;
  }
}

/* ------------------------------------------------------------------ print */
@media print {
  .site-header,
  .menu,
  .cursor-label,
  .preview,
  .footer-sign {
    display: none !important;
  }

  [data-theme] {
    background: #fff !important;
    color: #000 !important;
  }
}