:root {
  --bg: #ffffff;
  --surface: #ffffff;
  --surface-alt: #f5f5f5;
  --surface-dark: #050505;
  --ink: #090909;
  --muted: #666666;
  --line: #d9d9d9;
  --line-strong: #b9b9b9;
  --success: #090909;
  --shadow: none;
  --radius-lg: 0;
  --radius-md: 0;
  --radius-sm: 0;
  --container: min(1360px, calc(100vw - 2.5rem));
  --container-narrow: min(980px, calc(100vw - 2.5rem));
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Space Grotesk", sans-serif;
  color: var(--ink);
  background: var(--bg);
  min-height: 100vh;
  text-rendering: geometricPrecision;
}

body.has-open-menu {
  overflow: hidden;
}

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

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

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

details summary {
  list-style: none;
}

details summary::-webkit-details-marker {
  display: none;
}

.page-shell {
  position: relative;
  overflow: clip;
}

.container {
  width: var(--container);
  margin: 0 auto;
}

.container--narrow {
  width: var(--container-narrow);
  margin: 0 auto;
}

.site-header {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(10px);
  transition:
    background 220ms ease,
    border-color 220ms ease,
    box-shadow 220ms ease,
    backdrop-filter 220ms ease,
    color 220ms ease;
}

.is-home .site-header {
  background: transparent;
  border-bottom-color: transparent;
  backdrop-filter: none;
  box-shadow: none;
}

.is-home .site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.94);
  border-bottom-color: rgba(0, 0, 0, 0.08);
  backdrop-filter: blur(14px);
  box-shadow: 0 0.75rem 2.5rem rgba(0, 0, 0, 0.05);
}

.site-header__inner {
  min-height: 4.9rem;
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
  align-items: center;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: flex-start;
  justify-self: start;
  line-height: 1;
}

.brand__media {
  position: relative;
  display: block;
  width: 8.4rem;
}

.brand__logo {
  display: block;
  width: 100%;
  height: auto;
}

.brand__logo--light {
  display: none;
}

.brand--light .brand__logo--dark,
.is-home .brand--adaptive .brand__logo--dark {
  display: none;
}

.brand--light .brand__logo--light,
.is-home .brand--adaptive .brand__logo--light {
  display: block;
}

.is-home .site-header.is-scrolled .brand--adaptive .brand__logo--dark {
  display: block;
}

.is-home .site-header.is-scrolled .brand--adaptive .brand__logo--light {
  display: none;
}

.menu-trigger,
.menu-close {
  border: 1px solid currentColor;
  background: transparent;
  color: inherit;
  min-width: 5.5rem;
  padding: 0.8rem 0.95rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.74rem;
  display: none;
}

.menu-trigger__label,
.menu-close {
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.menu-toggle {
  display: none;
  border: 1px solid var(--line);
  background: #fff;
  color: var(--ink);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.78rem;
  padding: 0.9rem 1rem;
}

.site-nav {
  display: flex;
  align-items: center;
  justify-content: center;
  justify-self: center;
  width: auto;
}

.site-nav__links {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.site-header__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  justify-self: end;
  gap: 0.75rem;
}

.lang-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.28rem;
  border: 0;
  background: transparent;
  color: var(--ink);
  padding: 0.45rem 0.2rem;
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
  cursor: pointer;
}

.lang-toggle__option {
  opacity: 0.42;
  transition: opacity 180ms ease;
}

.lang-toggle__option.is-active,
.lang-toggle:hover .lang-toggle__option {
  opacity: 1;
}

.lang-toggle__divider {
  opacity: 0.42;
}

.lang-toggle__sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.site-nav__item {
  position: relative;
}

.site-nav__item > a,
.site-nav__summary,
.site-nav__panel a,
.site-nav__panel-link {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.45rem 0.2rem;
  color: var(--ink);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.09em;
}

.is-home .site-nav__item > a,
.is-home .site-nav__summary,
.is-home .menu-toggle,
.is-home .brand,
.is-home .lang-toggle {
  color: #fff;
}

.is-home .site-header.is-scrolled .site-nav__item > a,
.is-home .site-header.is-scrolled .site-nav__summary,
.is-home .site-header.is-scrolled .menu-toggle,
.is-home .site-header.is-scrolled .brand,
.is-home .site-header.is-scrolled .lang-toggle {
  color: var(--ink);
}

.site-nav__item > a[aria-current="page"],
.site-nav__item.is-active > a,
.site-nav__item.is-active .site-nav__summary {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 0.35rem;
}

.site-nav__summary {
  cursor: pointer;
}

.site-nav__summary::after {
  content: "+";
  font-size: 0.72rem;
}

.site-nav__panel {
  position: absolute;
  top: calc(100% + 1rem);
  left: 0;
  min-width: 15rem;
  background: #fff;
  border: 1px solid var(--line);
  display: none;
  padding: 0.55rem 0.75rem;
  gap: 0.2rem;
  box-shadow: 0 10px 35px rgba(0, 0, 0, 0.08);
}

.site-nav__panel a[aria-current="page"],
.site-nav__panel a:hover,
.site-nav__panel-link:hover {
  background: transparent;
  text-decoration: underline;
  text-underline-offset: 0.22rem;
}

.site-nav__group:hover .site-nav__panel,
.site-nav__group[open] .site-nav__panel {
  display: grid;
}

.header-cta .button {
  padding-inline: 0.68rem;
  padding-block: 0.48rem;
  font-size: 0.78rem;
  letter-spacing: 0.09em;
  line-height: 1;
  color: inherit;
  border-color: currentColor;
  background: transparent;
}

.button,
.button-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  border: 1px solid var(--ink);
  color: var(--ink);
  background: transparent;
  padding: 1rem 1.15rem;
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.button::after,
.button-ghost::after {
  content: "↗";
}

.button-ghost {
  border-color: var(--line-strong);
}

.is-home .header-cta .button,
.is-home .menu-toggle,
.is-home .menu-trigger {
  border-color: rgba(255, 255, 255, 0.45);
  background: rgba(255, 255, 255, 0.06);
  color: #fff;
}

.is-home .site-header.is-scrolled .header-cta .button,
.is-home .site-header.is-scrolled .menu-toggle,
.is-home .site-header.is-scrolled .menu-trigger {
  color: var(--ink);
  border-color: rgba(0, 0, 0, 0.14);
  background: rgba(255, 255, 255, 0.82);
}

main {
  padding-top: 5.3rem;
}

.is-home main {
  padding-top: 0;
}

.hero,
.section,
.contact-strip,
.site-footer {
  position: relative;
}

.hero {
  padding: 4rem 0 0;
}

.hero-slider {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
}

.hero-slide {
  position: absolute;
  inset: 0;
  opacity: 0;
  pointer-events: none;
  transition: opacity 500ms ease;
  background: #0a0a0a;
}

.hero-slide.is-active {
  opacity: 1;
  pointer-events: auto;
}

.hero-slide__media {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-slide::before,
.hero-slide::after {
  content: "";
  position: absolute;
  z-index: 1;
}

.hero-slide--01 {
  background: #0a0a0a;
}

.hero-slide--01::before {
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0.28) 42%, rgba(0, 0, 0, 0.62) 100%);
}

.hero-slide--01::after {
  display: none;
}

.hero-slide--02::before {
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.22) 0%, rgba(0, 0, 0, 0.3) 40%, rgba(0, 0, 0, 0.64) 100%);
}

.hero-slide--02::after {
  display: none;
}

.hero-slide--03::before {
  inset: 0;
  background:
    linear-gradient(180deg, rgba(0, 0, 0, 0.18) 0%, rgba(0, 0, 0, 0.3) 42%, rgba(0, 0, 0, 0.62) 100%);
}

.hero-slide--03::after {
  display: none;
}

.hero-slide--03.is-graphic::before {
  right: 8%;
  bottom: 13%;
  width: min(56vw, 52rem);
  aspect-ratio: 1.38 / 0.88;
  background:
    linear-gradient(180deg, #f8f8f8 0 15%, #1a1a1a 15% 100%);
  transform: skewX(-12deg);
  box-shadow:
    -2.4rem 2rem 0 rgba(0, 0, 0, 0.08),
    0 0 0 1px rgba(255, 255, 255, 0.45);
}

.hero-slide--03.is-graphic::after {
  right: 13%;
  bottom: 24%;
  width: min(34vw, 30rem);
  aspect-ratio: 1 / 0.78;
  background:
    repeating-linear-gradient(90deg, #191919 0 0.85rem, #090909 0.85rem 1.15rem);
  transform: skewX(-12deg);
}

.hero-slide--02 {
  background: #0a0a0a;
}

.hero-slide--03 {
  background: #0a0a0a;
}

.hero-slide__content {
  position: relative;
  z-index: 2;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding-top: 6.5rem;
  padding-bottom: 2rem;
}

.hero-slide__copy {
  max-width: 42rem;
  color: #fff;
}

.hero-slide__copy h1 {
  max-width: 13ch;
  font-size: clamp(1.9rem, 3.9vw, 3.7rem);
  line-height: 0.96;
}

.hero-slide__copy p,
.hero-slide__copy h1,
.hero-slide__meta {
  color: #fff;
}

.hero-slide__copy .eyebrow {
  color: rgba(255, 255, 255, 0.76);
}

.hero-slide__meta {
  margin-top: 1.75rem;
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  align-items: center;
  gap: 0.75rem 1.2rem;
  width: 100%;
  max-width: min(42rem, calc(100% - 11rem));
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.hero-slide__meta span:last-child {
  min-width: 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.hero-slider__controls {
  position: absolute;
  right: max(1.25rem, calc((100vw - var(--container)) / 2));
  bottom: 2rem;
  z-index: 4;
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 1rem;
}

.hero-slider__dots {
  display: flex;
  gap: 0.4rem;
}

.hero-slider__dots button,
.hero-slider__arrows button {
  border: 1px solid rgba(255, 255, 255, 0.4);
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
}

.hero-slider__dots button {
  width: 0.95rem;
  height: 0.95rem;
  padding: 0;
}

.hero-slider__dots button.is-active {
  background: #fff;
}

.hero-slider__arrows {
  display: flex;
  gap: 0.35rem;
}

.hero-slider__arrows button {
  width: 2.8rem;
  height: 2.8rem;
  font-size: 1.2rem;
}

.hero__grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(18rem, 0.7fr);
  gap: 2rem;
  align-items: start;
}

.hero__content,
.hero__card,
.panel,
.stat-card,
.tile,
.project-card,
.story-card,
.article-card,
.contact-card,
.form-shell,
.cta-card,
.value-card,
.timeline-card,
.metric-band,
.testimonial {
  background: transparent;
  border: 0;
  box-shadow: none;
}

.hero__content,
.hero__card,
.panel,
.form-shell {
  padding: 0;
}

.hero__content h1 {
  max-width: 15ch;
}

.eyebrow,
.tile__kicker,
.project-card__tag,
.article-card__tag,
.story-card__tag,
.value-card__tag {
  margin: 0 0 1.25rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 0.72rem;
  font-weight: 500;
}

h1,
h2,
h3 {
  margin: 0;
  font-weight: 500;
  letter-spacing: -0.07em;
  line-height: 0.96;
}

h1 {
  font-size: clamp(1.7rem, 3vw, 3rem);
  line-height: 0.98;
}

h2 {
  font-size: clamp(2.6rem, 4vw, 5rem);
}

h3 {
  font-size: clamp(1.3rem, 2vw, 2rem);
}

p {
  margin: 0;
  line-height: 1.6;
  color: var(--ink);
}

.lead {
  margin-top: 1.4rem;
  max-width: 40rem;
  font-size: 1rem;
}

.hero__actions,
.section__actions,
.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.7rem;
}

.hero__list,
.check-list,
.mini-list,
.contact-list {
  list-style: none;
  padding: 0;
  margin: 2rem 0 0;
  display: grid;
  gap: 0.85rem;
}

.hero__list li,
.check-list li,
.mini-list li,
.contact-list li {
  padding-top: 0.85rem;
  border-top: 1px solid var(--line);
  font-size: 0.95rem;
}

.section {
  padding: 7rem 0;
}

.section--tight {
  padding-top: 4.5rem;
}

.section__intro {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(18rem, 0.8fr);
  gap: 2rem;
  align-items: end;
  margin-bottom: 2rem;
}

.hero__stats,
.stats-grid,
.grid-3,
.grid-4,
.project-grid,
.article-grid,
.story-grid,
.value-grid,
.sector-grid,
.contact-grid,
.icon-grid {
  display: grid;
  gap: 1.4rem;
}

.hero__stats,
.stats-grid,
.grid-3,
.project-grid,
.article-grid,
.story-grid,
.value-grid,
.sector-grid,
.contact-grid {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.grid-4,
.icon-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.stat-card,
.tile,
.project-card,
.story-card,
.article-card,
.contact-card,
.value-card,
.timeline-card,
.cta-card {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.tile {
  position: relative;
  transition: transform 220ms ease, border-color 220ms ease;
}

.tile:hover {
  transform: translateY(-0.2rem);
  border-top-color: var(--ink);
}

.tile__top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 1rem;
}

.tile__top .tile__kicker {
  margin-bottom: 0;
}

.tile__icon {
  width: 3.1rem;
  height: 3.1rem;
  flex: 0 0 auto;
  display: inline-grid;
  place-items: center;
  border: 1px solid var(--line);
  color: var(--ink);
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    background-color 220ms ease;
}

.tile__icon svg {
  width: 1.7rem;
  height: 1.7rem;
  overflow: visible;
}

.tile__icon svg * {
  transition: transform 240ms ease, opacity 240ms ease;
  transform-box: fill-box;
  transform-origin: center;
}

.tile:hover .tile__icon {
  transform: translateY(-0.15rem);
  border-color: var(--ink);
  background: rgba(0, 0, 0, 0.02);
}

.tile--design-build:hover .icon-frame-a {
  transform: translate(-2px, -2px);
}

.tile--design-build:hover .icon-frame-b {
  transform: translate(2px, 2px);
}

.tile--design-build:hover .icon-cross {
  transform: rotate(90deg);
}

.tile--conseil:hover .icon-arrow {
  transform: translate(2px, -2px);
}

.tile--conseil:hover .icon-node {
  transform: scale(1.08);
}

.tile--conception:hover .icon-orbit {
  transform: rotate(20deg) scale(1.05);
}

.tile--conception:hover .icon-axis {
  transform: scale(1.04);
}

.tile--travaux:hover .icon-stack {
  transform: translateY(-2px);
}

.tile--travaux:hover .icon-beam {
  transform: translateY(2px);
}

.tile--mobilier:hover .icon-back {
  transform: translate(-1px, -2px) rotate(-4deg);
}

.tile--mobilier:hover .icon-seat {
  transform: translateY(-2px);
}

.tile--expertises:hover .icon-node-a {
  transform: translate(-2px, -2px);
}

.tile--expertises:hover .icon-node-b {
  transform: translate(2px, -2px);
}

.tile--expertises:hover .icon-node-c {
  transform: translateY(2px);
}

.stat-card strong,
.metric-band strong {
  display: block;
  margin-bottom: 0.45rem;
  font-size: 3.2rem;
  letter-spacing: -0.08em;
  font-weight: 500;
}

.tile h3,
.project-card h3,
.story-card h3,
.article-card h3,
.contact-card h3,
.value-card h3,
.timeline-card h3 {
  margin-bottom: 0.8rem;
}

.panel {
  border-top: 1px solid var(--line);
  padding-top: 1.2rem;
}

.panel--dark {
  background: var(--surface-dark);
  color: #fff;
  padding: 2rem;
}

.panel--dark p,
.panel--dark li,
.panel--dark h2,
.panel--dark h3,
.panel--dark .eyebrow {
  color: #fff;
}

.process {
  counter-reset: process;
}

.process .tile::before {
  counter-increment: process;
  content: "/ 0" counter(process);
  display: inline-block;
  margin-bottom: 0.9rem;
  font-size: 0.74rem;
  color: var(--muted);
  letter-spacing: 0.08em;
}

.timeline {
  display: grid;
  gap: 1.6rem;
  margin-top: 1.8rem;
}

.timeline-card {
  display: grid;
  grid-template-columns: 8rem minmax(0, 1fr);
  gap: 1rem;
}

.timeline-card strong {
  display: block;
  font-size: 1.8rem;
  letter-spacing: -0.08em;
  font-weight: 500;
}

.metric-band {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}

.quote {
  font-size: clamp(1.6rem, 3vw, 3rem);
  line-height: 1;
  letter-spacing: -0.08em;
}

.project-card,
.article-card,
.story-card {
  display: grid;
  gap: 0.9rem;
}

.project-card__cover,
.project-cover-placeholder {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--line);
  background:
    linear-gradient(135deg, #f5f5f5 0%, #e7e7e7 48%, #f8f8f8 100%);
}

.project-card__cover {
  aspect-ratio: 16 / 10;
  align-content: end;
  padding: 1rem;
}

.project-card__cover::before,
.project-cover-placeholder::before {
  content: "";
  position: absolute;
  inset: auto -8% 14% auto;
  width: 42%;
  aspect-ratio: 1.1 / 1;
  border: 1px solid rgba(0, 0, 0, 0.08);
  transform: skewX(-18deg);
}

.project-card__cover::after,
.project-cover-placeholder::after {
  content: "";
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0) 0%, rgba(17, 17, 17, 0.06) 100%);
  pointer-events: none;
}

.project-card__cover span,
.project-cover-placeholder span,
.project-cover-placeholder strong {
  position: relative;
  z-index: 1;
}

.project-card__cover span,
.project-cover-placeholder span {
  display: inline-flex;
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(0, 0, 0, 0.54);
}

.project-cover-placeholder {
  aspect-ratio: 16 / 7;
  padding: 1.4rem;
  display: grid;
  align-content: end;
  gap: 0.55rem;
}

.project-cover-placeholder strong {
  font-size: clamp(1.5rem, 3vw, 2.8rem);
  font-weight: 500;
  letter-spacing: -0.06em;
  line-height: 0.95;
}

.category-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}

.category-card {
  display: grid;
  gap: 0.9rem;
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.category-card--active {
  border-top-color: var(--ink);
}

.project-card--link {
  transition:
    transform 220ms ease,
    border-color 220ms ease,
    background-color 220ms ease;
}

.project-card--link:hover {
  transform: translateY(-0.2rem);
  border-top-color: var(--ink);
  background: rgba(0, 0, 0, 0.015);
}

.project-card--link:hover .project-card__cover::before {
  transform: skewX(-18deg) translate(-0.35rem, -0.35rem);
}

.project-card__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  margin-top: 0.25rem;
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.project-card__cta::after {
  content: "↗";
}

.story-card__media {
  position: relative;
  display: block;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border: 1px solid var(--line);
  background: #f3f3f3;
}

.story-card__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 260ms ease, filter 260ms ease;
}

.story-card:hover .story-card__media img {
  transform: scale(1.02);
  filter: contrast(1.03);
}

.project-card__meta,
.article-card__meta,
.story-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.45rem;
}

.pill {
  display: inline-flex;
  align-items: center;
  padding: 0.45rem 0.7rem;
  border: 1px solid var(--line-strong);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-strip {
  padding: 6.5rem 0 0;
  background: #020202;
}

.contact-strip__inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  gap: 2rem;
  align-items: center;
  background: transparent;
  color: #fff;
  padding: 0 0 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.contact-strip__inner p,
.contact-strip__inner h2 {
  color: #fff;
}

.contact-strip .button,
.contact-strip .button-ghost {
  color: #fff;
  border-color: rgba(255, 255, 255, 0.24);
  background: transparent;
}

.contact-layout {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(24rem, 1fr);
  gap: 3rem;
}

.form-shell {
  border-top: 1px solid var(--line);
  padding-top: 1rem;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  margin-top: 1.5rem;
}

.field {
  display: grid;
  gap: 0.45rem;
}

.field--full {
  grid-column: 1 / -1;
}

.field label {
  font-size: 0.78rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.field input,
.field textarea,
.field select {
  width: 100%;
  padding: 1rem 0;
  border: 0;
  border-bottom: 1px solid var(--line-strong);
  background: transparent;
  color: var(--ink);
  outline: none;
}

.field textarea {
  min-height: 8rem;
  resize: vertical;
}

.form-status {
  margin-top: 0.6rem;
  font-size: 0.82rem;
  color: var(--muted);
}

.site-footer {
  padding: 0;
}

.site-footer__inner {
  background: #020202;
  color: #fff;
  padding: 2.75rem 0 3rem;
}

.site-footer__grid {
  display: grid;
  grid-template-columns: 1.2fr repeat(3, minmax(0, 1fr));
  gap: 2rem;
}

.site-footer h3,
.site-footer p,
.site-footer a,
.site-footer li {
  color: #fff;
}

.footer-links {
  list-style: none;
  padding: 0;
  margin: 1rem 0 0;
  display: grid;
  gap: 0.7rem;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 1rem;
  margin-top: 2rem;
  padding-top: 1rem;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
}

.reveal {
  opacity: 0;
  transform: translateY(22px);
  transition: opacity 500ms ease, transform 500ms ease;
}

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

@media (max-width: 1100px) {
  .hero__grid,
  .section__intro,
  .contact-layout,
  .site-footer__grid,
  .hero__stats,
  .stats-grid,
  .grid-3,
  .grid-4,
  .project-grid,
  .article-grid,
  .story-grid,
  .value-grid,
  .sector-grid,
  .contact-grid,
  .icon-grid,
  .metric-band,
  .contact-strip__inner,
  .timeline-card {
    grid-template-columns: 1fr;
  }

  .grid-3,
  .project-grid,
  .article-grid,
  .story-grid,
  .value-grid,
  .sector-grid,
  .contact-grid,
  .category-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .grid-4,
  .icon-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .metric-band,
  .stats-grid,
  .hero__stats {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .hero-slide__copy {
    max-width: 34rem;
  }

  .hero-slide__copy h1 {
    max-width: 12ch;
    font-size: clamp(1.85rem, 4.4vw, 3.2rem);
  }

  .hero-slide__meta {
    max-width: min(34rem, calc(100% - 10rem));
  }

  .hero-slider__controls {
    right: 1.25rem;
  }

  .contact-layout {
    gap: 2rem;
  }

  .contact-strip__inner {
    align-items: end;
  }
}

@media (max-width: 960px) {
  .menu-trigger {
    display: inline-flex;
    min-width: 5.2rem;
  }

  .site-header__inner {
    min-height: 4.6rem;
    grid-template-columns: minmax(0, 1fr) auto;
    justify-content: space-between;
    gap: 0.75rem;
  }

  .site-header__actions {
    gap: 0.5rem;
  }

  .brand__media {
    width: 7.2rem;
  }

  .site-nav {
    position: absolute;
    top: calc(100% + 0.45rem);
    left: 1rem;
    right: 1rem;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.98);
    border: 1px solid var(--line);
    flex-direction: column;
    align-items: stretch;
    gap: 1rem;
    display: none;
    z-index: 20;
  }

  .site-nav.is-open {
    display: flex;
  }

  .site-nav__links {
    flex-direction: column;
    align-items: stretch;
    gap: 0.4rem;
  }

  .site-nav__item > a,
  .site-nav__summary,
  .site-nav__panel a,
  .site-nav__panel-link,
  .is-home .site-nav__item > a,
  .is-home .site-nav__summary {
    color: var(--ink);
  }

  .site-nav__item > a,
  .site-nav__summary {
    padding: 0.55rem 0;
  }

  .site-nav__summary::after {
    margin-left: auto;
  }

  .site-nav__panel {
    position: static;
    border: 0;
    box-shadow: none;
    min-width: 0;
    padding: 0.3rem 0 0.2rem 0.8rem;
  }

  .site-nav__panel a,
  .site-nav__panel-link {
    padding: 0.45rem 0;
  }

  .header-cta .button {
    justify-content: center;
    padding-inline: 0.6rem;
    padding-block: 0.46rem;
    font-size: 0.72rem;
  }

  .lang-toggle {
    padding-inline: 0;
    font-size: 0.72rem;
  }

  h1 {
    font-size: clamp(1.6rem, 6vw, 2.45rem);
  }

  h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
  }

  .section {
    padding: 5.5rem 0;
  }

  .section--tight {
    padding-top: 3.5rem;
  }

  .hero {
    padding-top: 3rem;
  }

  .hero-slide__content {
    padding-top: 6rem;
    padding-bottom: 7rem;
  }

  .hero-slide__copy {
    max-width: 30rem;
  }

  .hero-slide__copy h1 {
    max-width: 11ch;
    font-size: clamp(1.8rem, 5.5vw, 2.9rem);
  }

  .hero-slide__meta {
    max-width: min(30rem, calc(100% - 9rem));
    margin-top: 1.35rem;
  }

  .hero-slider__controls {
    right: 1rem;
    bottom: 1.35rem;
    gap: 0.75rem;
  }

  .hero-slider__arrows button {
    width: 2.55rem;
    height: 2.55rem;
  }

  .timeline-card strong {
    font-size: 1.55rem;
  }

  .project-cover-placeholder {
    aspect-ratio: 16 / 8.5;
  }
}

@media (max-width: 720px) {
  .hero__grid,
  .section__intro,
  .contact-layout,
  .timeline-card,
  .site-footer__grid,
  .hero__stats,
  .stats-grid,
  .grid-3,
  .grid-4,
  .project-grid,
  .article-grid,
  .story-grid,
  .value-grid,
  .sector-grid,
  .contact-grid,
  .icon-grid,
  .metric-band,
  .contact-strip__inner,
  .form-grid,
  .site-header__inner,
  .category-grid {
    grid-template-columns: 1fr;
  }

  .site-header__actions {
    gap: 0.45rem;
  }

  main {
    padding-top: 4.4rem;
  }

  .is-home main {
    padding-top: 0;
  }

  .hero,
  .section,
  .contact-strip {
    padding: 4.5rem 0;
  }

  .brand__media {
    width: 6.9rem;
  }

  .header-cta .button {
    display: none;
  }

  .lang-toggle {
    font-size: 0.7rem;
    letter-spacing: 0.08em;
  }

  .hero-slider {
    min-height: 100svh;
  }

  .hero-slide__content {
    min-height: 100svh;
    justify-content: flex-end;
    padding-top: 5.2rem;
    padding-bottom: 8.8rem;
  }

  .hero-slide__copy h1 {
    max-width: 10ch;
    font-size: clamp(1.65rem, 8.4vw, 2.3rem);
    line-height: 1;
  }

  .hero-slide__copy .lead {
    margin-top: 1rem;
    max-width: 26rem;
    font-size: 0.94rem;
  }

  .hero-slide__meta {
    max-width: min(100%, 24rem);
    grid-template-columns: 1fr;
    gap: 0.3rem;
    margin-top: 1.15rem;
  }

  .hero-slide__meta span:last-child {
    white-space: normal;
    overflow: visible;
    text-overflow: initial;
  }

  .hero-slider__controls {
    right: 0.8rem;
    left: 0.8rem;
    justify-content: space-between;
    bottom: 1rem;
    gap: 0.65rem;
  }

  .hero-slider__dots button {
    width: 0.82rem;
    height: 0.82rem;
  }

  .hero-slider__arrows button {
    width: 2.35rem;
    height: 2.35rem;
    font-size: 1rem;
  }

  .section {
    padding: 4.25rem 0;
  }

  .section--tight {
    padding-top: 3rem;
  }

  .section__intro {
    gap: 1rem;
    margin-bottom: 1.5rem;
  }

  .hero__actions,
  .section__actions,
  .button-row {
    gap: 0.65rem;
    margin-top: 1.2rem;
  }

  .button,
  .button-ghost {
    width: 100%;
    justify-content: space-between;
    padding: 0.95rem 1rem;
  }

  .pill {
    width: 100%;
    justify-content: space-between;
  }

  .tile__top {
    align-items: center;
  }

  .tile__icon {
    width: 2.8rem;
    height: 2.8rem;
  }

  .project-card__meta,
  .article-card__meta,
  .story-card__meta {
    gap: 0.4rem;
  }

  .project-cover-placeholder {
    aspect-ratio: 16 / 10;
    padding: 1rem;
  }

  .project-cover-placeholder strong {
    font-size: clamp(1.35rem, 8vw, 2rem);
  }

  .contact-layout {
    gap: 2.2rem;
  }

  .contact-strip {
    padding-top: 4.5rem;
  }

  .contact-strip__inner {
    gap: 1.5rem;
    padding-bottom: 2.2rem;
  }

  .contact-strip .button,
  .contact-strip .button-ghost {
    width: auto;
    min-width: 100%;
  }

  .form-shell {
    padding-top: 0.85rem;
  }

  .field input,
  .field textarea,
  .field select {
    padding: 0.85rem 0;
  }

  .site-footer__inner {
    padding: 2.25rem 0 2.5rem;
  }

  .footer-bottom {
    margin-top: 1.5rem;
    padding-top: 0.85rem;
  }

  .footer-bottom p:last-child {
    text-align: left;
  }
}

@media (max-width: 560px) {
  :root {
    --container: min(100vw - 1.5rem, 100%);
    --container-narrow: min(100vw - 1.5rem, 100%);
  }

  .site-header__inner {
    min-height: 4.1rem;
  }

  .brand__media {
    width: 6.1rem;
  }

  .menu-trigger {
    min-width: 4.3rem;
    padding: 0.68rem 0.7rem;
    font-size: 0.68rem;
  }

  .lang-toggle {
    font-size: 0.68rem;
  }

  .site-nav {
    left: 0.75rem;
    right: 0.75rem;
    padding: 0.85rem 0.9rem;
  }

  h1 {
    font-size: clamp(1.5rem, 8vw, 2rem);
  }

  h2 {
    font-size: clamp(1.7rem, 8vw, 2.35rem);
    line-height: 1;
  }

  h3 {
    font-size: clamp(1.2rem, 6vw, 1.55rem);
  }

  .lead,
  p,
  .hero__list li,
  .check-list li,
  .mini-list li,
  .contact-list li {
    font-size: 0.92rem;
  }

  .hero-slide__copy h1 {
    max-width: 9.5ch;
    font-size: clamp(1.5rem, 9vw, 1.95rem);
  }

  .hero-slide__content {
    padding-top: 4.8rem;
    padding-bottom: 8rem;
  }

  .hero-slider__controls {
    left: 0.75rem;
    right: 0.75rem;
  }

  .hero-slider__arrows button {
    width: 2.15rem;
    height: 2.15rem;
  }

  .stat-card strong,
  .metric-band strong {
    font-size: 2.35rem;
  }

  .tile,
  .project-card,
  .story-card,
  .article-card,
  .contact-card,
  .value-card,
  .timeline-card,
  .cta-card {
    padding-top: 0.85rem;
  }

  .tile__icon {
    width: 2.55rem;
    height: 2.55rem;
  }

  .contact-strip__inner {
    padding-bottom: 1.9rem;
  }
}