:root {
  --navy: #1c3967;
  --ink: #0f1f3a;
  --deep: #0a1730;
  --paper: #f5f3ee;
  --paper-2: #ece8df;
  --line: #d9d3c6;
  --text: #1a2233;
  --muted: #5d6677;
  --on-dark: #eef1f6;
  --on-dark-muted: #a9b4c7;
  --brass: #b4925a;
  --sans: 'Manrope', system-ui, -apple-system, 'Helvetica Neue', Arial, sans-serif;
  --serif: 'Instrument Serif', Georgia, 'Times New Roman', serif;
  --wrap: 1240px;
  --gutter: clamp(16px, 4vw, 48px);
  --ease: cubic-bezier(.2, .7, .1, 1);
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.6;
  color: var(--text);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; font-weight: 600; letter-spacing: -0.02em; line-height: 1.1; }
p { margin: 0; }
em { font-family: var(--serif); font-style: italic; font-weight: 400; letter-spacing: -0.01em; }
:focus-visible { outline: 2px solid var(--brass); outline-offset: 3px; }

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gutter); }
.skip { position: absolute; left: -9999px; }
.skip:focus { left: 16px; top: 16px; z-index: 100; background: #fff; padding: 8px 12px; }

/* ---------- Brand ---------- */
.brand { display: inline-flex; align-items: center; gap: 12px; text-decoration: none; }
.emblem {
  width: 38px; height: 38px; flex: none;
  background: currentColor;
  -webkit-mask: url(assets/img/emblem.png) center / contain no-repeat;
          mask: url(assets/img/emblem.png) center / contain no-repeat;
}
.brand__word { font-weight: 700; font-size: 22px; letter-spacing: -0.02em; line-height: 1; display: flex; flex-direction: column; }
.brand__word small { font-weight: 400; font-size: 11px; letter-spacing: 0.32em; text-transform: uppercase; opacity: .7; margin-top: 4px; }

/* ---------- Nav ---------- */
.nav {
  position: fixed; inset: 0 0 auto; z-index: 50;
  color: #fff;
  transition: background .4s var(--ease), color .4s var(--ease), box-shadow .4s var(--ease);
}
.nav__inner { display: flex; align-items: center; justify-content: space-between; height: 84px; transition: height .4s var(--ease); }
.nav.is-solid { background: rgba(245, 243, 238, .92); color: var(--navy); box-shadow: 0 1px 0 var(--line); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); }
.nav.is-solid .nav__inner { height: 68px; }
.nav__links { display: flex; align-items: center; gap: 34px; }
.nav__links a { text-decoration: none; font-size: 15px; font-weight: 500; position: relative; }
.nav__links a:not(.nav__cta)::after {
  content: ''; position: absolute; left: 0; right: 0; bottom: -6px; height: 1px;
  background: currentColor; transform: scaleX(0); transform-origin: left; transition: transform .35s var(--ease);
}
.nav__links a:hover::after, .nav__links a[aria-current]::after { transform: scaleX(1); }
.nav__cta[aria-current] { background: #fff; color: var(--navy); }
.nav__cta { padding: 10px 20px; border: 1px solid currentColor; border-radius: 999px; transition: background .3s, color .3s; }
.nav__cta:hover { background: #fff; color: var(--navy); }
.nav.is-solid .nav__cta:hover { background: var(--navy); color: #fff; border-color: var(--navy); }
.nav__toggle { display: none; background: none; border: 0; width: 44px; height: 44px; padding: 0; cursor: pointer; color: inherit; }
.nav__toggle span { display: block; width: 24px; height: 1.5px; background: currentColor; margin: 7px auto; transition: transform .3s var(--ease); }
.nav.is-open .nav__toggle span:first-child { transform: translateY(4.25px) rotate(45deg); }
.nav.is-open .nav__toggle span:last-child { transform: translateY(-4.25px) rotate(-45deg); }

/* ---------- Buttons ---------- */
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 15px 26px; border-radius: 999px;
  font: 600 15px/1 var(--sans); letter-spacing: .01em; text-decoration: none;
  border: 1px solid transparent; cursor: pointer;
  transition: background .3s var(--ease), color .3s var(--ease), border-color .3s, transform .3s var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn--light { background: #fff; color: var(--navy); }
.btn--light:hover { background: var(--paper-2); }
.btn--ghost { color: #fff; border-color: rgba(255,255,255,.5); }
.btn--ghost:hover { border-color: #fff; background: rgba(255,255,255,.08); }
.btn--dark { background: var(--navy); color: #fff; }
.btn--dark:hover { background: var(--ink); }

/* ---------- Hero ---------- */
.hero { position: relative; min-height: 100svh; display: flex; flex-direction: column; justify-content: flex-end; color: #fff; overflow: hidden; background: var(--deep); }
.hero__media { position: absolute; inset: 0; }
.hero__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 40%; transform: scale(1.08); animation: settle 2.4s var(--ease) forwards; }
.hero__media::after {
  content: ''; position: absolute; inset: 0;
  background:
    linear-gradient(180deg, rgba(10,23,48,.55) 0%, rgba(10,23,48,.1) 30%, rgba(10,23,48,.35) 60%, rgba(10,23,48,.92) 100%),
    linear-gradient(90deg, rgba(10,23,48,.55) 0%, rgba(10,23,48,0) 65%);
}
@keyframes settle { to { transform: scale(1); } }
.hero__content { position: relative; padding-top: 140px; padding-bottom: 56px; width: 100%; }
.eyebrow { font-size: 13px; font-weight: 600; letter-spacing: .22em; text-transform: uppercase; color: rgba(255,255,255,.8); margin-bottom: 28px; display: flex; align-items: center; gap: 14px; }
.eyebrow::before { content: ''; width: 36px; height: 1px; background: var(--brass); }
.hero__title { font-size: clamp(44px, 8vw, 112px); font-weight: 600; letter-spacing: -0.035em; line-height: .98; max-width: 14ch; }
.hero__title em { color: #fff; }
.hero__lead { margin-top: 30px; max-width: 54ch; font-size: clamp(17px, 1.5vw, 19px); color: rgba(255,255,255,.86); }
.hero__actions { margin-top: 38px; display: flex; flex-wrap: wrap; gap: 14px; }
.hero__bar { position: relative; border-top: 1px solid rgba(255,255,255,.18); background: rgba(10,23,48,.35); backdrop-filter: blur(10px); -webkit-backdrop-filter: blur(10px); }
.hero__stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.hero__stats > div { padding: 22px 0; display: flex; align-items: baseline; gap: 12px; }
.hero__stats > div + div { padding-left: 28px; border-left: 1px solid rgba(255,255,255,.14); }
.hero__stats strong { font-family: var(--serif); font-weight: 400; font-size: 34px; line-height: 1; }
.hero__stats span { font-size: 13px; color: rgba(255,255,255,.72); }

/* ---------- Sections ---------- */
.section { padding: clamp(88px, 12vw, 160px) 0; }
.label { font-size: 13px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--navy); margin-bottom: 22px; }
.label--light { color: var(--brass); }
.h2 { font-size: clamp(36px, 5vw, 64px); letter-spacing: -0.03em; line-height: 1.02; }
.h2 em { color: var(--navy); }
.lede { font-size: clamp(17px, 1.4vw, 19px); color: var(--muted); max-width: 52ch; }
.split { display: grid; grid-template-columns: 1.2fr 1fr; gap: 48px 80px; align-items: end; }

/* Groupe */
.pillars { margin-top: clamp(56px, 8vw, 96px); display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); }
.pillar { padding: 40px 36px 8px 0; }
.pillar + .pillar { padding-left: 36px; border-left: 1px solid var(--line); }
.pillar__n { font-family: var(--serif); font-style: italic; font-size: 22px; color: var(--brass); }
.pillar h3 { font-size: 26px; margin: 18px 0 14px; color: var(--navy); }
.pillar p { color: var(--muted); }

/* Sociétés */
.societes { background: var(--ink); color: var(--on-dark); position: relative; overflow: hidden; }
.societes::before {
  content: ''; position: absolute; width: 760px; height: 760px; right: -220px; top: -160px; opacity: .05;
  background: #fff;
  -webkit-mask: url(assets/img/emblem.png) center / contain no-repeat;
          mask: url(assets/img/emblem.png) center / contain no-repeat;
  pointer-events: none;
}
.societes .h2 em { color: #c9d6ee; }
.societes .lede { color: var(--on-dark-muted); }
.cos { list-style: none; padding: 0; margin: clamp(56px, 8vw, 96px) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 1px; background: rgba(255,255,255,.12); border: 1px solid rgba(255,255,255,.12); position: relative; }
.co { background: var(--ink); min-height: 220px; position: relative; transition: background .35s var(--ease); }
.co > a { display: flex; flex-direction: column; height: 100%; padding: 28px; text-decoration: none; }
.co__n { font-size: 12px; letter-spacing: .14em; color: var(--on-dark-muted); }
.co h3 { margin-top: auto; font-size: 21px; color: #fff; }
.co p { margin-top: 6px; font-size: 14px; color: var(--on-dark-muted); }
.co__go { position: absolute; top: 24px; right: 26px; font-size: 18px; color: var(--brass); transition: transform .35s var(--ease); }
.co:hover { background: #142a4d; }
.co:hover .co__go { transform: translate(3px, -3px); }
.co--cta { background: var(--navy); }
.co--cta:hover { background: #24477e; }
.co--cta p { color: #c9d6ee; }

/* Histoire */
.timeline { list-style: none; padding: 0; margin: clamp(56px, 8vw, 96px) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); position: relative; }
.timeline::before { content: ''; position: absolute; left: 0; right: 0; top: 54px; height: 1px; background: var(--line); }
.timeline li { padding-right: 32px; position: relative; }
.timeline li::before { content: ''; position: absolute; top: 49px; left: 0; width: 11px; height: 11px; border-radius: 50%; background: var(--paper); border: 1px solid var(--navy); }
.timeline li.is-now::before { background: var(--navy); box-shadow: 0 0 0 6px rgba(28,57,103,.12); }
.year { font-family: var(--serif); font-size: 40px; line-height: 1; color: var(--navy); display: block; margin-bottom: 52px; }
.timeline h3 { font-size: 19px; margin-bottom: 8px; }
.timeline p { color: var(--muted); font-size: 15px; }

.values { margin-top: clamp(72px, 10vw, 128px); display: grid; grid-template-columns: 1fr 2fr; gap: 48px 80px; padding-top: 56px; border-top: 1px solid var(--line); }
.values__intro h3 { font-size: 28px; color: var(--navy); margin-bottom: 14px; }
.values__intro p { color: var(--muted); }
.values__list { margin: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 36px 48px; }
.values__list dt { font-family: var(--serif); font-size: 30px; line-height: 1.1; color: var(--text); }
.values__list dd { margin: 8px 0 0; color: var(--muted); }

/* Trust */
.trust { background: var(--paper-2); border-block: 1px solid var(--line); }
.trust__inner { display: flex; align-items: center; justify-content: space-between; gap: 32px; padding-block: 44px; flex-wrap: wrap; }
.trust__t { font-size: 13px; font-weight: 600; letter-spacing: .18em; text-transform: uppercase; color: var(--muted); max-width: 30ch; }
.trust__logos { display: flex; align-items: center; gap: clamp(32px, 6vw, 72px); }
.trust__logos img { height: 48px; width: auto; filter: grayscale(1) contrast(1.1); opacity: .7; transition: filter .4s, opacity .4s; }
.trust__logos img:hover { filter: none; opacity: 1; }

/* Équipe */
.team { list-style: none; padding: 0; margin: clamp(56px, 8vw, 96px) 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.person { padding: 28px; background: #fff; border: 1px solid var(--line); border-radius: 4px; transition: transform .4s var(--ease), box-shadow .4s var(--ease); }
.person:hover { transform: translateY(-4px); box-shadow: 0 18px 40px -24px rgba(15,31,58,.35); }
.avatar { width: 64px; height: 64px; border-radius: 50%; display: grid; place-items: center; background: var(--navy); color: #fff; font-weight: 600; font-size: 18px; letter-spacing: .04em; margin-bottom: 36px; }
.person h3 { font-size: 20px; }
.person p { margin-top: 4px; color: var(--muted); font-size: 15px; }

.careers { margin-top: 64px; padding: clamp(28px, 4vw, 48px); border-radius: 4px; background: var(--paper-2); display: flex; align-items: center; justify-content: space-between; gap: 32px; flex-wrap: wrap; }
.careers .label { margin-bottom: 10px; }
.careers h3 { font-size: 28px; margin-bottom: 10px; }
.careers p:not(.label) { color: var(--muted); max-width: 60ch; }

/* Contact */
.contact { background: var(--deep); color: var(--on-dark); }
.contact .h2 em { color: #c9d6ee; }
.contact .lede { color: var(--on-dark-muted); margin-top: 28px; }
.contact__grid { display: grid; grid-template-columns: 1fr 1.1fr; gap: 64px 96px; align-items: start; }
.coords { margin: 48px 0 0; display: grid; gap: 22px; }
.coords > div { display: grid; grid-template-columns: 90px 1fr; gap: 16px; padding-top: 22px; border-top: 1px solid rgba(255,255,255,.12); }
.coords dt { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--on-dark-muted); padding-top: 4px; }
.coords dd { margin: 0; }
.coords a { color: #fff; text-decoration-color: var(--brass); text-underline-offset: 4px; }

.form { background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.12); border-radius: 6px; padding: clamp(24px, 4vw, 44px); display: grid; gap: 20px; }
.chips { border: 0; padding: 0; margin: 0 0 6px; display: flex; flex-wrap: wrap; gap: 8px; }
.chips legend { font-size: 12px; letter-spacing: .16em; text-transform: uppercase; color: var(--on-dark-muted); margin-bottom: 12px; padding: 0; }
.chips label { cursor: pointer; }
.chips input { position: absolute; opacity: 0; pointer-events: none; }
.chips span { display: inline-block; padding: 9px 16px; border-radius: 999px; border: 1px solid rgba(255,255,255,.22); font-size: 14px; transition: background .25s, color .25s, border-color .25s; }
.chips input:checked + span { background: #fff; color: var(--navy); border-color: #fff; }
.chips input:focus-visible + span { outline: 2px solid var(--brass); outline-offset: 2px; }
.row { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.field { display: grid; gap: 8px; }
.field span { font-size: 13px; color: var(--on-dark-muted); }
.field input, .field textarea {
  width: 100%; font: inherit; color: #fff; background: transparent;
  border: 0; border-bottom: 1px solid rgba(255,255,255,.25); border-radius: 0; padding: 8px 0 10px;
  transition: border-color .3s;
}
.field textarea { resize: vertical; min-height: 120px; }
.field input:focus, .field textarea:focus { outline: none; border-bottom-color: var(--brass); }
.field.is-error input, .field.is-error textarea { border-bottom-color: #e58a7a; }
.form__foot { display: flex; align-items: center; gap: 20px; flex-wrap: wrap; margin-top: 8px; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }
.form button[disabled] { opacity: .6; cursor: progress; }
.form.is-sent .form__note { color: #fff; }
.form__note { font-size: 13px; color: var(--on-dark-muted); }

/* Footer */
.foot { background: var(--deep); color: var(--on-dark-muted); border-top: 1px solid rgba(255,255,255,.1); font-size: 15px; }
.foot__grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; padding-block: 72px 48px; }
.foot__brand p { margin-top: 20px; max-width: 30ch; }
.foot .brand { color: #fff; }
.foot__col { display: flex; flex-direction: column; gap: 8px; }
.foot__t { font-size: 12px; font-weight: 600; letter-spacing: .16em; text-transform: uppercase; color: var(--brass); margin-bottom: 6px; }
.foot a:not(.brand) { color: #fff; text-decoration: none; }
.foot a:not(.brand):hover { text-decoration: underline; text-underline-offset: 4px; }
.foot__base { border-top: 1px solid rgba(255,255,255,.1); padding-block: 24px; font-size: 13px; }

/* Shared bits for multi-page */
.more { display: inline-flex; align-items: center; gap: 8px; margin-top: 28px; font-size: 14px; font-weight: 600; letter-spacing: .04em; color: var(--navy); text-decoration: none; border-bottom: 1px solid currentColor; padding-bottom: 4px; }
.more--light { color: #fff; }
.arrow { display: inline-block; transition: transform .3s var(--ease); }
a:hover > .arrow { transform: translateX(4px); }
.section--tint { background: var(--paper-2); }
.section--tint .timeline li::before { background: var(--paper-2); }
.section--tint .timeline li.is-now::before { background: var(--navy); }
.values--flush { margin-top: 0; padding-top: 0; border-top: 0; }
.values--flush .lede { margin-top: 20px; }

/* Page banner */
.pagehead { position: relative; background: var(--ink); color: #fff; overflow: hidden; padding: 180px 0 clamp(72px, 9vw, 120px); }
.pagehead__media { position: absolute; inset: 0; }
.pagehead__media img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 35%; opacity: .32; }
.pagehead__media::after { content: ''; position: absolute; inset: 0; background: linear-gradient(90deg, rgba(15,31,58,.95) 0%, rgba(15,31,58,.55) 70%, rgba(15,31,58,.35) 100%); }
.pagehead__inner { position: relative; }
.pagehead__title { font-size: clamp(42px, 6.5vw, 88px); letter-spacing: -0.035em; line-height: 1; max-width: 16ch; }
.pagehead__title em { color: #c9d6ee; }
.pagehead__lead { margin-top: 28px; max-width: 56ch; font-size: clamp(17px, 1.5vw, 19px); color: rgba(255,255,255,.82); }

/* CTA band */
.cta { background: var(--navy); color: #fff; }
.cta__inner { display: flex; align-items: flex-end; justify-content: space-between; gap: 40px 80px; flex-wrap: wrap; padding-block: clamp(72px, 9vw, 120px); }
.cta .h2 em { color: #c9d6ee; }
.cta__side { max-width: 40ch; display: grid; gap: 28px; justify-items: start; }
.cta__side p { color: #d5deee; }

/* Company list */
.colist { list-style: none; padding: 0; margin: 0; border-top: 1px solid var(--line); }
.corow { display: grid; grid-template-columns: 80px 1.1fr 1.4fr; gap: 24px 48px; padding: 44px 0; border-bottom: 1px solid var(--line); scroll-margin-top: 90px; }
.corow__n { font-family: var(--serif); font-style: italic; font-size: 26px; color: var(--brass); line-height: 1.2; }
.corow h2 { font-size: clamp(26px, 2.6vw, 34px); color: var(--navy); }
.corow__tag { margin-top: 8px; font-size: 13px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.corow__txt { color: var(--muted); font-size: 17px; padding-top: 6px; }
.corow__txt .more { display: flex; width: max-content; margin-top: 16px; }
.corow:target { background: linear-gradient(90deg, rgba(28,57,103,.06), transparent 70%); }

/* Contact as a page */
.contact--page { padding-top: 180px; min-height: 80vh; }
.contact--page .eyebrow { color: rgba(255,255,255,.8); }
.contact--page .lede { margin-top: 28px; }

/* Reveal */
.reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s var(--ease), transform .9s var(--ease); transition-delay: var(--d, 0s); }
.reveal.is-in { opacity: 1; transform: none; }
.no-js .reveal { opacity: 1; transform: none; }

/* ---------- Responsive ---------- */
@media (max-width: 1024px) {
  .cos { grid-template-columns: repeat(2, 1fr); }
  .team { grid-template-columns: repeat(2, 1fr); }
  .timeline { grid-template-columns: repeat(2, 1fr); row-gap: 48px; }
  .timeline::before { display: none; }
  .timeline li::before { display: none; }
  .year { margin-bottom: 16px; }
}
@media (max-width: 860px) {
  .nav__toggle { display: block; position: relative; z-index: 2; }
  .nav__links {
    position: fixed; inset: 0; flex-direction: column; justify-content: center; gap: 28px;
    background: var(--deep); color: #fff;
    opacity: 0; visibility: hidden; transition: opacity .35s var(--ease), visibility .35s;
  }
  .nav__links a { font-size: 26px; font-weight: 600; }
  .nav.is-open .nav__links { opacity: 1; visibility: visible; }
  .nav.is-open { color: #fff; }
  .nav.is-open .brand { position: relative; z-index: 2; }
  .split, .values, .contact__grid { grid-template-columns: 1fr; }
  .foot__grid { grid-template-columns: 1fr 1fr; }
  .foot__brand { grid-column: 1 / -1; }
  .corow { grid-template-columns: 56px 1fr; }
  .corow__txt { grid-column: 2; }
  .pagehead, .contact--page { padding-top: 140px; }
  .pillars { grid-template-columns: 1fr; }
  .pillar, .pillar + .pillar { padding: 32px 0; border-left: 0; }
  .pillar + .pillar { border-top: 1px solid var(--line); }
  .hero__stats { grid-template-columns: repeat(2, 1fr); }
  .hero__stats > div { padding: 16px 0; }
  .hero__stats > div + div { padding-left: 0; border-left: 0; }
  .hero__stats > div:nth-child(even) { padding-left: 20px; border-left: 1px solid rgba(255,255,255,.14); }
  .hero__stats > div:nth-child(n+3) { border-top: 1px solid rgba(255,255,255,.14); }
}
@media (max-width: 560px) {
  body { font-size: 16px; }
  .cos, .team, .timeline, .values__list, .row { grid-template-columns: 1fr; }
  .co { min-height: 150px; }
  .hero__stats strong { font-size: 26px; }
  .hero__stats > div { flex-direction: column; gap: 4px; }
  .trust__logos img { height: 36px; }
  .coords > div { grid-template-columns: 1fr; gap: 6px; }
  .corow { grid-template-columns: 1fr; gap: 12px; padding: 32px 0; }
  .corow__txt { grid-column: auto; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .hero__media img { opacity: 1; transform: none; transition: none; animation: none; }
}