:root {
  --font-body: "Inter";
  --font-display: "Space Grotesk";
  --ink: #193154;
  --ink-deep: #0f2340;
  --graphite: #24416b;
  --concrete: #dfe4ec;
  --paper: #f5f7fa;
  --white: #ffffff;
  --orange: #f1872a;
  --stone: #8e9bb0;
  --line: rgba(25, 49, 84, 0.15);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body), Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}

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

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

.skip-link {
  position: fixed;
  left: 20px;
  top: -60px;
  z-index: 1000;
  background: var(--orange);
  color: var(--ink);
  padding: 12px 18px;
  font-weight: 700;
  transition: top 160ms ease;
}

.skip-link:focus {
  top: 12px;
}

.contact-bar {
  min-height: 40px;
  background: var(--concrete);
  color: var(--ink);
  font-size: 0.78rem;
  letter-spacing: 0.02em;
}

.contact-bar-inner {
  min-height: 40px;
  width: min(100% - 48px, 1400px);
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.contact-bar-inner div {
  display: flex;
  gap: 14px;
  align-items: center;
}

.contact-bar a:hover {
  color: #9f3800;
}

.nav-shell {
  height: 96px;
  background: var(--ink-deep);
  color: var(--white);
  padding: 0 max(24px, calc((100vw - 1400px) / 2));
  display: grid;
  grid-template-columns: minmax(240px, 1fr) auto auto;
  align-items: center;
  gap: clamp(24px, 4vw, 64px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.11);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  width: max-content;
}

.brand-mark {
  width: 44px;
  height: 52px;
  display: grid;
  place-items: center;
  border-left: 4px solid var(--orange);
  color: var(--white);
  font-family: var(--font-display), Arial, sans-serif;
  font-size: 2rem;
  font-weight: 800;
  line-height: 1;
  transform: skew(-5deg);
}

.brand-type {
  display: grid;
  gap: 2px;
}

.brand-type strong {
  font-family: var(--font-display), Arial, sans-serif;
  font-size: 1.75rem;
  line-height: 1;
  letter-spacing: 0.04em;
}

.brand-type small {
  font-family: var(--font-body), Arial, sans-serif;
  font-size: 0.6rem;
  font-weight: 500;
  color: var(--concrete);
  letter-spacing: 0.1em;
}

.brand-type em {
  font-size: 0.64rem;
  font-style: normal;
  color: var(--concrete);
  letter-spacing: 0.01em;
}

.desktop-nav {
  display: flex;
  align-items: center;
  gap: clamp(22px, 2.6vw, 42px);
}

.desktop-nav a {
  position: relative;
  font-size: 0.88rem;
  font-weight: 600;
}

.desktop-nav a::after {
  content: "";
  position: absolute;
  left: 0;
  right: 100%;
  bottom: -10px;
  height: 2px;
  background: var(--orange);
  transition: right 180ms ease;
}

.desktop-nav a:hover::after,
.desktop-nav a:focus-visible::after {
  right: 0;
}

.header-cta {
  border: 1px solid var(--orange);
  min-height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0 22px;
  font-size: 0.84rem;
  font-weight: 700;
  transition: background 180ms ease, color 180ms ease;
}

.header-cta:hover,
.header-cta:focus-visible {
  background: var(--orange);
  color: var(--ink);
}

.mobile-menu {
  display: none;
}

.hero {
  min-height: calc(100svh - 136px);
  background: var(--ink);
  color: var(--white);
  display: grid;
  grid-template-columns: minmax(420px, 0.88fr) 1.12fr;
  grid-template-rows: 1fr 112px;
}

.hero-copy {
  position: relative;
  z-index: 2;
  padding: clamp(68px, 8vw, 120px) clamp(40px, 5vw, 84px) 56px max(24px, calc((100vw - 1400px) / 2));
  background:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size: 72px 72px;
}

.eyebrow {
  margin: 0 0 24px;
  color: var(--orange);
  font-size: 0.74rem;
  font-weight: 800;
  letter-spacing: 0.17em;
  text-transform: uppercase;
}

.hero h1,
.page-hero h1,
.section h2,
.cta-band h2,
.project-note h2,
.service-focus h2 {
  margin: 0;
  font-family: var(--font-display), Arial, sans-serif;
  letter-spacing: -0.045em;
}

.hero h1 {
  max-width: 760px;
  font-size: clamp(3.6rem, 5.3vw, 6.4rem);
  line-height: 0.98;
  text-wrap: balance;
}

.accent-rule {
  display: block;
  width: 52px;
  height: 4px;
  margin: 30px 0 26px;
  background: var(--orange);
}

.hero-lead {
  max-width: 660px;
  margin: 0;
  color: #d3dbe8;
  font-size: clamp(1rem, 1.3vw, 1.18rem);
  line-height: 1.65;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 34px;
}

.button {
  min-height: 56px;
  padding: 0 26px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 24px;
  border: 1px solid transparent;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.01em;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border 180ms ease, color 180ms ease;
}

.button span {
  font-size: 1.1rem;
  transition: transform 180ms ease;
}

.button:hover,
.button:focus-visible {
  transform: translateY(-2px);
}

.button:hover span,
.button:focus-visible span {
  transform: translateX(5px);
}

.button-primary {
  background: var(--orange);
  color: var(--ink);
}

.button-primary:hover,
.button-primary:focus-visible {
  background: #f59a4a;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.55);
  color: var(--white);
}

.button-secondary:hover,
.button-secondary:focus-visible {
  border-color: var(--white);
  background: var(--graphite);
}

.button-light {
  background: var(--white);
  color: var(--ink);
}

.button-light:hover,
.button-light:focus-visible {
  background: var(--ink);
  color: var(--white);
}

.hero-visual {
  position: relative;
  min-height: 620px;
  overflow: hidden;
  background-image:
    linear-gradient(90deg, rgba(25, 49, 84, 0.28), transparent 32%),
    url("/images/hero-construction.webp");
  background-size: cover;
  background-position: center;
}

.hero-visual::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 68%, rgba(25, 49, 84, 0.66));
}

.hero-grid {
  position: absolute;
  z-index: 2;
  inset: 0 auto auto 0;
  width: 180px;
  height: 180px;
  border-right: 1px solid rgba(255,255,255,.26);
  border-bottom: 1px solid rgba(255,255,255,.26);
  background:
    linear-gradient(rgba(255,255,255,.13) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.13) 1px, transparent 1px);
  background-size: 36px 36px;
}

.image-caption {
  position: absolute;
  z-index: 3;
  right: 28px;
  bottom: 26px;
  border-left: 3px solid var(--orange);
  padding-left: 12px;
  color: white;
  font-size: 0.68rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

.expertise-strip {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  min-height: 112px;
  background: var(--ink-deep);
  color: var(--white);
  border-top: 1px solid rgba(255,255,255,.12);
  padding: 0 max(24px, calc((100vw - 1400px) / 2));
}

.expertise-strip span {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 0 clamp(18px, 3vw, 52px);
  border-right: 1px solid rgba(255,255,255,.18);
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 700;
}

.expertise-strip span::before {
  content: "";
  width: 20px;
  height: 20px;
  border: 2px solid var(--orange);
  transform: rotate(45deg);
}

.expertise-strip span:last-child {
  border-right: 0;
}

.section {
  padding: clamp(84px, 9vw, 144px) max(24px, calc((100vw - 1400px) / 2));
}

.intro-section,
.split-story {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: clamp(60px, 10vw, 160px);
  align-items: start;
}

.section-heading h2,
.section-topline h2,
.method-section h2,
.contact-details h2 {
  font-size: clamp(2.6rem, 4.6vw, 5.4rem);
  line-height: 1.02;
  text-wrap: balance;
}

.intro-copy,
.story-copy {
  padding-top: 45px;
}

.identity-section {
  padding-top: 0;
  background: var(--paper);
}

.identity-intro {
  display: grid;
  grid-template-columns: .55fr 1.45fr;
  gap: clamp(40px, 8vw, 120px);
  align-items: start;
  padding-bottom: 54px;
}

.identity-intro h2 {
  font-size: clamp(2.7rem, 4.6vw, 5.4rem);
  line-height: 1.02;
  text-wrap: balance;
}

.identity-grid,
.purpose-section {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
}

.identity-card,
.purpose-card {
  min-height: 430px;
  padding: clamp(38px, 5vw, 76px);
  background: var(--concrete);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
}

.identity-card > span {
  margin-bottom: auto;
  color: var(--orange);
  font-family: var(--font-display), Arial, sans-serif;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .16em;
  text-transform: uppercase;
}

.identity-card h3,
.purpose-card h2 {
  margin: 56px 0 20px;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(2rem, 3.4vw, 4rem);
  line-height: 1;
  letter-spacing: -.04em;
}

.identity-card p,
.purpose-card > p:last-child {
  max-width: 650px;
  margin: 0;
  color: #4a5568;
  line-height: 1.75;
}

.identity-card-dark,
.purpose-vision {
  background: var(--ink);
  color: var(--white);
}

.identity-card-dark p,
.purpose-vision > p:last-child {
  color: #b9c4d6;
}

.purpose-section {
  padding-top: 0;
  padding-bottom: 0;
}

.purpose-card {
  min-height: 560px;
}

.purpose-card .eyebrow {
  margin-bottom: auto;
}

.large-copy {
  margin: 0 0 30px;
  font-size: clamp(1.35rem, 2vw, 2rem);
  line-height: 1.46;
  letter-spacing: -0.025em;
}

.story-copy > p:last-of-type {
  color: #4a5568;
  font-size: 1rem;
  line-height: 1.8;
}

.text-link {
  display: inline-flex;
  gap: 12px;
  padding-bottom: 7px;
  border-bottom: 2px solid var(--orange);
  font-size: 0.86rem;
  font-weight: 800;
}

.text-link span {
  transition: transform 180ms ease;
}

.text-link:hover span,
.text-link:focus-visible span {
  transform: translate(3px, -3px);
}

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

.section-dark {
  background: var(--ink);
  color: var(--white);
}

.section-topline {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 64px;
}

.section-topline .eyebrow {
  margin-bottom: 18px;
}

.section-topline h2 {
  max-width: 840px;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(255,255,255,.18);
}

.service-card {
  min-height: 370px;
  padding: 36px clamp(24px, 3vw, 44px);
  border-right: 1px solid rgba(255,255,255,.18);
  display: grid;
  grid-template-rows: auto auto 1fr auto;
  transition: background 200ms ease;
}

.service-card:last-child {
  border-right: 0;
}

.service-card:hover {
  background: var(--graphite);
}

.card-number,
.commitment-card > span,
.catalogue-heading > span {
  color: var(--orange);
  font-family: var(--font-display), Arial, sans-serif;
  font-size: 0.85rem;
  font-weight: 700;
}

.service-card h3 {
  margin: 66px 0 18px;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(1.6rem, 2.2vw, 2.3rem);
  line-height: 1.05;
}

.service-card p {
  margin: 0;
  color: #b9c4d6;
  line-height: 1.7;
}

.service-card > a {
  justify-self: end;
  font-size: 1.5rem;
  color: var(--orange);
}

.projects-section {
  background: var(--paper);
}

.project-feature-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 20px;
}

.project-feature {
  position: relative;
  min-height: 590px;
  overflow: hidden;
  background-size: cover;
  background-position: center;
}

.project-feature::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 48%, rgba(9,26,51,.9));
  transition: background 200ms ease;
}

.project-feature:hover::before {
  background: linear-gradient(180deg, transparent 38%, rgba(9,26,51,.94));
}

.project-r4 {
  background-image: url("/images/project-r4.webp");
}

.project-stair {
  background-image: url("/images/project-escalier.webp");
}

.project-overlay {
  position: absolute;
  z-index: 2;
  left: 36px;
  right: 36px;
  bottom: 34px;
  color: var(--white);
}

.project-overlay p {
  margin: 0 0 9px;
  color: var(--orange);
  font-size: 0.7rem;
  font-weight: 800;
  letter-spacing: .14em;
  text-transform: uppercase;
}

.project-overlay h3 {
  margin: 0 0 12px;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(1.8rem, 2.7vw, 3rem);
}

.project-overlay span {
  color: #d3dbe8;
  font-size: .78rem;
}

.cta-band {
  min-height: 340px;
  padding: 70px max(24px, calc((100vw - 1400px) / 2));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 48px;
  background: var(--orange);
  color: var(--ink);
}

.cta-band .eyebrow {
  color: var(--ink);
  opacity: .72;
}

.cta-band h2 {
  max-width: 850px;
  font-size: clamp(2.8rem, 5vw, 5.8rem);
  line-height: .98;
}

.site-footer {
  background: var(--ink-deep);
  color: var(--white);
  padding: 84px max(24px, calc((100vw - 1400px) / 2)) 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.8fr .8fr 1fr;
  gap: 80px;
  padding-bottom: 70px;
}

.brand-footer .brand-mark {
  border-color: var(--orange);
}

.footer-intro {
  max-width: 420px;
  margin: 28px 0 0;
  color: #aab7cb;
  line-height: 1.65;
}

.footer-grid > div:not(:first-child) {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 13px;
  font-size: .88rem;
}

.footer-grid a:hover {
  color: var(--orange);
}

.footer-title {
  margin: 0 0 10px;
  color: var(--stone);
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .15em;
  text-transform: uppercase;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,.14);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  gap: 30px;
  color: #8291a8;
  font-size: .72rem;
}

.page-hero {
  min-height: 560px;
  padding: clamp(90px, 10vw, 150px) max(24px, calc((100vw - 1400px) / 2));
  display: flex;
  align-items: end;
  color: var(--white);
  background-color: var(--ink);
  background-size: cover;
  background-position: center;
  position: relative;
  isolation: isolate;
}

.page-hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background: linear-gradient(90deg, rgba(9,26,51,.96) 0%, rgba(9,26,51,.78) 47%, rgba(9,26,51,.24) 100%);
}

.page-hero-company {
  background-image: url("/images/hero-construction.webp");
}

.page-hero-services {
  background-image: url("/images/project-escalier.webp");
}

.page-hero-projects {
  background-image: url("/images/project-r4.webp");
}

.contact-hero {
  min-height: 470px;
  background:
    linear-gradient(rgba(255,255,255,.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,.025) 1px, transparent 1px),
    var(--ink);
  background-size: 72px 72px;
}

.contact-hero::before {
  background: linear-gradient(90deg, rgba(9,26,51,.99), rgba(9,26,51,.76));
}

.page-hero-copy {
  max-width: 900px;
}

.page-hero h1 {
  font-size: clamp(3.5rem, 6.5vw, 7.5rem);
  line-height: .95;
  text-wrap: balance;
}

.page-hero-copy > p:last-child {
  max-width: 690px;
  margin: 32px 0 0;
  color: #d3dbe8;
  font-size: clamp(1rem, 1.4vw, 1.22rem);
  line-height: 1.65;
}

.section-concrete {
  background: var(--concrete);
}

.commitment-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 1px solid rgba(25,49,84,.25);
}

.commitment-card {
  min-height: 330px;
  padding: 38px clamp(24px, 3vw, 46px);
  border-right: 1px solid rgba(25,49,84,.25);
}

.commitment-card:last-child {
  border-right: 0;
}

.commitment-card h3 {
  margin: 92px 0 16px;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(1.65rem, 2.2vw, 2.3rem);
}

.commitment-card p {
  margin: 0;
  color: #3f4a5c;
  line-height: 1.7;
}

.method-section {
  display: grid;
  grid-template-columns: .85fr 1.15fr;
  gap: clamp(60px, 8vw, 130px);
}

.process-list {
  margin: 0;
  padding: 0;
  list-style: none;
  border-top: 1px solid var(--line);
}

.process-list li {
  display: grid;
  grid-template-columns: 50px 170px 1fr;
  gap: 20px;
  padding: 28px 0;
  border-bottom: 1px solid var(--line);
  align-items: baseline;
}

.process-list span {
  color: var(--orange);
  font-size: .72rem;
  font-weight: 800;
}

.process-list strong {
  font-family: var(--font-display), Arial, sans-serif;
  font-size: 1.15rem;
}

.process-list p {
  margin: 0;
  color: #5a6578;
  line-height: 1.5;
}

.services-catalogue {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: rgba(25,49,84,.18);
}

.catalogue-card {
  min-height: 410px;
  background: var(--paper);
  padding: clamp(34px, 4vw, 64px);
}

.catalogue-heading {
  display: grid;
  grid-template-columns: 48px 1fr;
  gap: 10px;
  align-items: start;
}

.catalogue-heading h2 {
  margin: 0;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(2rem, 3vw, 3.3rem);
  line-height: 1.02;
}

.catalogue-card > p {
  margin: 36px 0 28px 58px;
  max-width: 560px;
  color: #4a5568;
  line-height: 1.7;
}

.catalogue-card ul {
  margin: 0 0 0 58px;
  padding: 0;
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.catalogue-card li {
  border: 1px solid var(--line);
  padding: 8px 11px;
  font-size: .72rem;
  font-weight: 700;
}

.service-focus {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  min-height: 650px;
  background: var(--ink);
  color: var(--white);
}

.service-focus-image {
  min-height: 560px;
  background: url("/images/project-escalier.webp") center/cover;
}

.service-focus-copy {
  align-self: center;
  padding: clamp(60px, 7vw, 110px);
}

.service-focus-copy h2 {
  font-size: clamp(2.7rem, 4.5vw, 5rem);
  line-height: 1;
}

.service-focus-copy > p:not(.eyebrow) {
  margin: 28px 0 32px;
  color: #b9c4d6;
  line-height: 1.75;
}

.project-list {
  display: grid;
  gap: clamp(90px, 11vw, 160px);
}

.project-case {
  display: grid;
  grid-template-columns: 1.15fr .85fr;
  gap: clamp(48px, 7vw, 110px);
  align-items: center;
}

.project-case.reverse {
  grid-template-columns: .85fr 1.15fr;
}

.project-case.reverse .case-image {
  order: 2;
}

.case-image {
  min-height: 620px;
  background-size: cover;
  background-position: center;
}

.case-copy .eyebrow {
  margin-bottom: 20px;
}

.case-copy h2 {
  margin: 0;
  font-family: var(--font-display), Arial, sans-serif;
  font-size: clamp(2.4rem, 4.2vw, 4.8rem);
  line-height: 1;
}

.case-copy > p:not(.eyebrow) {
  margin: 28px 0 38px;
  color: #4a5568;
  line-height: 1.8;
}

.case-copy dl {
  margin: 0;
  border-top: 1px solid var(--line);
}

.case-copy dl div {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 16px 0;
  border-bottom: 1px solid var(--line);
}

.case-copy dt {
  color: #6b7689;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.case-copy dd {
  margin: 0;
  font-weight: 600;
}

.project-note {
  background: var(--concrete);
  padding: clamp(80px, 10vw, 150px) max(24px, calc((100vw - 1400px) / 2));
  text-align: center;
}

.project-note h2 {
  margin: 0 auto;
  max-width: 950px;
  font-size: clamp(2.8rem, 5vw, 5.8rem);
  line-height: 1;
}

.project-note > p:not(.eyebrow) {
  max-width: 680px;
  margin: 28px auto 34px;
  color: #4a5568;
  line-height: 1.7;
}

.contact-layout {
  display: grid;
  grid-template-columns: .8fr 1.2fr;
  gap: clamp(60px, 9vw, 140px);
  align-items: start;
}

.contact-details {
  position: sticky;
  top: 28px;
}

.contact-details h2 {
  margin-bottom: 28px;
}

.contact-details > p:not(.eyebrow) {
  color: #4a5568;
  line-height: 1.75;
}

.contact-items {
  margin-top: 48px;
  border-top: 1px solid var(--line);
}

.contact-items > div {
  display: grid;
  gap: 5px;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
}

.contact-items span {
  color: #6b7689;
  font-size: .68rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}

.contact-items a,
.contact-items strong {
  font-size: .95rem;
  font-weight: 650;
}

.contact-items a:hover {
  color: #a63b00;
}

.whatsapp-link {
  margin-top: 28px;
  display: inline-flex;
  gap: 12px;
  padding-bottom: 7px;
  border-bottom: 2px solid var(--orange);
  font-weight: 800;
  font-size: .86rem;
}

.contact-form {
  background: var(--white);
  border-top: 5px solid var(--orange);
  padding: clamp(30px, 4vw, 58px);
  box-shadow: 0 22px 70px rgba(25,49,84,.1);
  display: grid;
  gap: 24px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 18px;
}

.contact-form label {
  display: grid;
  gap: 9px;
  color: #3f4a5c;
  font-size: .72rem;
  font-weight: 800;
  letter-spacing: .03em;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid #c4cdda;
  border-radius: 0;
  background: white;
  color: var(--ink);
  padding: 16px;
  font-size: .92rem;
  font-weight: 450;
  letter-spacing: 0;
  outline: none;
  transition: border 160ms ease, box-shadow 160ms ease;
}

.contact-form input,
.contact-form select {
  height: 54px;
}

.contact-form textarea {
  resize: vertical;
  min-height: 160px;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--orange);
  box-shadow: 0 0 0 3px rgba(241,135,42,.13);
}

.contact-form .button {
  justify-self: start;
  border: 0;
}

.form-note {
  margin: -10px 0 0;
  color: #6b7689;
  font-size: .74rem;
}

@keyframes rise {
  from { opacity: 0; transform: translateY(14px); }
  to { opacity: 1; transform: translateY(0); }
}

.reveal > * {
  animation: rise 650ms ease both;
}

.reveal > *:nth-child(2) { animation-delay: 80ms; }
.reveal > *:nth-child(3) { animation-delay: 150ms; }
.reveal > *:nth-child(4) { animation-delay: 220ms; }
.reveal > *:nth-child(5) { animation-delay: 290ms; }

@media (max-width: 1080px) {
  .nav-shell {
    grid-template-columns: 1fr auto auto;
    height: 86px;
  }

  .desktop-nav {
    display: none;
  }

  .mobile-menu {
    display: block;
    position: relative;
  }

  .mobile-menu summary {
    list-style: none;
    width: 48px;
    height: 48px;
    display: grid;
    align-content: center;
    gap: 5px;
    padding: 10px;
    border: 1px solid rgba(255,255,255,.3);
    cursor: pointer;
  }

  .mobile-menu summary::-webkit-details-marker {
    display: none;
  }

  .mobile-menu summary span {
    height: 2px;
    background: white;
  }

  .mobile-menu nav {
    position: absolute;
    right: 0;
    top: 60px;
    z-index: 20;
    width: min(300px, calc(100vw - 32px));
    padding: 12px;
    display: grid;
    background: var(--ink);
    box-shadow: 0 24px 50px rgba(0,0,0,.35);
  }

  .mobile-menu nav a {
    padding: 14px 16px;
    border-bottom: 1px solid rgba(255,255,255,.12);
  }

  .mobile-menu nav a:last-child {
    border-bottom: 0;
  }

  .hero {
    grid-template-columns: 1fr;
    grid-template-rows: auto minmax(520px, 60svh) auto;
  }

  .hero-copy {
    padding-left: max(24px, calc((100vw - 900px) / 2));
    padding-right: max(24px, calc((100vw - 900px) / 2));
  }

  .expertise-strip {
    grid-column: auto;
  }

  .project-feature-grid,
  .service-focus,
  .project-case,
  .project-case.reverse,
  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .project-case.reverse .case-image {
    order: 0;
  }

  .contact-details {
    position: static;
  }
}

@media (max-width: 760px) {
  .contact-bar-inner {
    width: min(100% - 32px, 1400px);
    min-height: 50px;
  }

  .contact-bar-inner > span,
  .contact-bar-inner div span,
  .contact-bar-inner div a:last-child {
    display: none;
  }

  .nav-shell {
    padding: 0 16px;
    grid-template-columns: 1fr auto;
    gap: 10px;
  }

  .brand-mark {
    width: 32px;
    height: 42px;
    font-size: 1.45rem;
  }

  .brand-type strong {
    font-size: 1.4rem;
  }

  .brand-type em {
    font-size: .55rem;
  }

  .header-cta {
    display: none;
  }

  .hero {
    min-height: auto;
    grid-template-rows: auto 390px auto;
  }

  .hero-copy {
    padding: 68px 24px 60px;
  }

  .hero h1 {
    font-size: clamp(3rem, 15vw, 4.7rem);
  }

  .hero-visual {
    min-height: 390px;
  }

  .expertise-strip {
    grid-template-columns: 1fr;
    padding: 0 24px;
  }

  .expertise-strip span {
    min-height: 72px;
    padding: 0;
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,.16);
  }

  .expertise-strip span:last-child {
    border-bottom: 0;
  }

  .button-row,
  .button-row .button {
    width: 100%;
  }

  .intro-section,
  .split-story,
  .method-section {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .intro-copy,
  .story-copy {
    padding-top: 0;
  }

  .identity-intro,
  .identity-grid,
  .purpose-section {
    grid-template-columns: 1fr;
  }

  .identity-intro {
    gap: 24px;
  }

  .identity-card,
  .purpose-card {
    min-height: 400px;
  }

  .section-topline,
  .cta-band {
    align-items: flex-start;
    flex-direction: column;
  }

  .service-grid,
  .commitment-grid,
  .services-catalogue,
  .project-feature-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .commitment-card {
    min-height: 300px;
    border-right: 0;
    border-bottom: 1px solid rgba(255,255,255,.18);
  }

  .commitment-card {
    border-color: rgba(25,49,84,.24);
  }

  .project-feature {
    min-height: 470px;
  }

  .cta-band {
    min-height: 380px;
    justify-content: center;
  }

  .footer-grid {
    gap: 48px;
  }

  .footer-bottom {
    flex-direction: column;
  }

  .page-hero {
    min-height: 520px;
    padding-top: 90px;
    padding-bottom: 70px;
  }

  .page-hero h1 {
    font-size: clamp(3.2rem, 15vw, 5rem);
  }

  .process-list li {
    grid-template-columns: 40px 1fr;
  }

  .process-list p {
    grid-column: 2;
  }

  .catalogue-card > p,
  .catalogue-card ul {
    margin-left: 0;
  }

  .service-focus-image,
  .case-image {
    min-height: 450px;
  }

  .case-copy dl div {
    grid-template-columns: 110px 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: .01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .01ms !important;
  }
}

/* Bouton WhatsApp flottant */
.wa-float {
  position: fixed;
  right: 18px;
  bottom: 18px;
  z-index: 50;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  display: grid;
  place-items: center;
  background: #25d366;
  color: #fff;
  box-shadow: 0 10px 28px rgba(9, 26, 51, .35);
  transition: transform 180ms ease;
}
.wa-float:hover,
.wa-float:focus-visible { transform: scale(1.08); }

/* Lisibilité du bandeau orange */
.cta-band { color: var(--ink-deep); }

/* Logo */
.brand-logo {
  display: block;
  width: auto;
  height: 56px;
}
.brand-type strong {
  font-size: 1.25rem;
  letter-spacing: 0.02em;
}
.site-footer .brand-logo { height: 64px; }
@media (max-width: 760px) {
  .brand-logo { height: 44px; }
  .brand-type strong { font-size: 1.05rem; }
}

/* Mentions légales */
.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 28px;
  padding: 22px 0;
  border-top: 1px solid rgba(255,255,255,.14);
  color: #c3cddc;
  font-size: .76rem;
  letter-spacing: .02em;
}
.footer-legal + .footer-bottom { border-top: 0; padding-top: 4px; }
.legal-section { background: var(--paper); }
.legal-grid {
  margin: 0;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  border-top: 2px solid var(--orange);
}
.legal-grid div {
  padding: 26px 28px 26px 0;
  border-bottom: 1px solid var(--line);
}
.legal-grid dt {
  margin-bottom: 8px;
  color: #6b7689;
  font-size: .7rem;
  font-weight: 800;
  letter-spacing: .1em;
  text-transform: uppercase;
}
.legal-grid dd { margin: 0; font-weight: 700; font-size: 1.05rem; color: var(--ink); }
.legal-grid div:last-child { grid-column: span 3; }
@media (max-width: 760px) {
  .legal-grid { grid-template-columns: 1fr; }
  .legal-grid div:last-child { grid-column: auto; }
  .footer-legal { flex-direction: column; }
}