:root {
  --ink: #353b44;
  --ink-soft: #5b646f;
  --line: #d9e1e7;
  --cyan: #0093c8;
  --green: #2d8c6f;
  --amber: #b2742b;
  --mist: #f4f8fa;
  --white: #ffffff;
  --shadow: 0 18px 60px rgba(43, 55, 66, 0.12);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  background: var(--white);
}

body[data-current-lang="en"] [data-lang="fr"],
body[data-current-lang="fr"] [data-lang="en"] {
  display: none !important;
}

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

.site-header {
  position: fixed;
  z-index: 10;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  padding: 18px clamp(18px, 4vw, 56px);
  background: rgba(255, 255, 255, 0.88);
  border-bottom: 1px solid rgba(217, 225, 231, 0.7);
  backdrop-filter: blur(14px);
}

.header-controls {
  display: flex;
  align-items: center;
  gap: clamp(16px, 3vw, 34px);
}

.brand {
  display: inline-flex;
  align-items: center;
  width: 86px;
  height: 72px;
}

.brand img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(14px, 3vw, 34px);
  font-size: 0.92rem;
  color: var(--ink-soft);
}

.main-nav a {
  padding-block: 8px;
}

.main-nav a:hover,
.main-nav a:focus-visible {
  color: var(--cyan);
}

.language-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--ink-soft);
  font-size: 0.84rem;
}

.language-switcher select {
  min-height: 36px;
  padding: 0 34px 0 12px;
  color: var(--ink);
  font: inherit;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
}

.language-switcher select:focus-visible {
  outline: 2px solid var(--cyan);
  outline-offset: 2px;
}

.hero {
  position: relative;
  min-height: 78svh;
  display: grid;
  align-items: center;
  overflow: hidden;
  padding: 122px clamp(20px, 6vw, 84px) 72px;
  background: var(--mist);
  border-bottom: 1px solid var(--line);
}

.hero::after {
  content: "";
  position: absolute;
  right: 0;
  bottom: 0;
  width: min(42vw, 520px);
  height: 12px;
  background: var(--cyan);
}

.hero-mark {
  position: absolute;
  right: max(-60px, -5vw);
  top: 50%;
  width: min(55vw, 620px);
  max-height: 82%;
  object-fit: contain;
  opacity: 0.14;
  transform: translateY(-48%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  width: min(760px, 100%);
}

.eyebrow {
  margin: 0 0 14px;
  color: var(--cyan);
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
h3,
p {
  overflow-wrap: anywhere;
}

h1 {
  margin: 0;
  color: var(--ink);
  font-size: clamp(2.45rem, 7vw, 5.7rem);
  line-height: 0.98;
  letter-spacing: 0;
  max-width: 11ch;
}

.hero-copy {
  max-width: 680px;
  margin: 28px 0 0;
  color: var(--ink-soft);
  font-size: clamp(1.05rem, 2vw, 1.32rem);
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 34px;
}

.icon-link {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-height: 46px;
  padding: 12px 16px;
  color: var(--ink);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: 0 8px 24px rgba(43, 55, 66, 0.08);
}

.icon-link span:first-child {
  display: inline-grid;
  place-items: center;
  width: 20px;
  height: 20px;
  color: inherit;
  font-size: 0.8rem;
  font-weight: 700;
  border: 1px solid currentColor;
  border-radius: 999px;
}

.icon-link.primary {
  color: var(--white);
  background: var(--ink);
  border-color: var(--ink);
}

.icon-link:hover,
.icon-link:focus-visible {
  transform: translateY(-1px);
}

.section {
  padding: clamp(58px, 8vw, 104px) clamp(20px, 6vw, 84px);
}

.section-heading {
  display: grid;
  gap: 12px;
  margin-bottom: 28px;
}

.section-heading h2,
.approach h2,
.company h2 {
  margin: 0;
  max-width: 760px;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
  letter-spacing: 0;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.service-card {
  min-height: 320px;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  gap: 18px;
  padding: clamp(22px, 3vw, 34px);
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--white);
  box-shadow: var(--shadow);
}

.service-number {
  color: var(--cyan);
  font-size: 0.84rem;
  font-weight: 700;
}

.service-card h3 {
  margin: auto 0 0;
  font-size: clamp(1.45rem, 2.4vw, 2.1rem);
  line-height: 1.08;
  letter-spacing: 0;
}

.service-card p,
.approach p,
.company p,
.signal-list span,
.company-facts dd,
.site-footer p {
  color: var(--ink-soft);
  line-height: 1.62;
}

.service-card p {
  margin: 0;
}

.approach {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(320px, 0.7fr);
  gap: clamp(34px, 7vw, 96px);
  align-items: start;
  background: var(--mist);
  border-block: 1px solid var(--line);
}

.approach p {
  max-width: 720px;
  margin: 24px 0 0;
  font-size: 1.08rem;
}

.signal-list {
  display: grid;
  gap: 12px;
}

.signal-list div {
  display: grid;
  gap: 6px;
  padding: 20px;
  border-left: 4px solid var(--cyan);
  background: var(--white);
}

.signal-list div:nth-child(2) {
  border-left-color: var(--green);
}

.signal-list div:nth-child(3) {
  border-left-color: var(--amber);
}

.signal-list strong {
  font-size: 1.06rem;
}

.company {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(320px, 0.8fr);
  gap: clamp(28px, 6vw, 80px);
  align-items: start;
}

.company p {
  max-width: 620px;
  margin: 22px 0 0;
}

.company-facts {
  margin: 0;
  display: grid;
  gap: 0;
  border-top: 1px solid var(--line);
}

.company-facts div {
  display: grid;
  grid-template-columns: 150px minmax(0, 1fr);
  gap: 22px;
  padding: 20px 0;
  border-bottom: 1px solid var(--line);
}

.company-facts dt {
  color: var(--ink);
  font-weight: 700;
}

.company-facts dd {
  margin: 0;
}

.site-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 28px clamp(20px, 6vw, 84px);
  border-top: 1px solid var(--line);
}

.site-footer img {
  width: 76px;
  height: auto;
  display: block;
}

.site-footer p {
  margin: 0;
  text-align: right;
}

@media (max-width: 900px) {
  .service-grid,
  .approach,
  .company {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 240px;
  }

  .hero-mark {
    width: 78vw;
    opacity: 0.1;
  }
}

@media (max-width: 640px) {
  .site-header {
    position: sticky;
    align-items: flex-start;
    padding: 12px 16px;
  }

  .header-controls {
    display: grid;
    justify-items: end;
    gap: 10px;
  }

  .brand {
    width: 70px;
    height: 58px;
  }

  .main-nav {
    max-width: 210px;
    justify-content: flex-end;
    flex-wrap: wrap;
    gap: 8px 14px;
    font-size: 0.86rem;
  }

  .language-switcher {
    justify-content: flex-end;
  }

  .hero {
    min-height: 76svh;
    padding: 58px 20px 48px;
  }

  h1 {
    max-width: 10ch;
  }

  .hero-actions {
    align-items: stretch;
  }

  .icon-link {
    width: 100%;
    justify-content: center;
  }

  .section-heading {
    display: block;
  }

  .company-facts div {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .site-footer {
    display: grid;
    justify-items: start;
  }

  .site-footer p {
    text-align: left;
  }
}