/* ==========================================================================
   Lynno — site vitrine statique
   Feuille de style unique (accueil FR/EN + mentions légales).
   Jetons, base, composants, sections, responsive, accessibilité, impression.
   ========================================================================== */

/* --------------------------------------------------------------------------
   1. Jetons de design
   -------------------------------------------------------------------------- */
:root {
  --primary: #2E6BFF;
  --primary-deep: #1E54E0;
  --sky: #5AB0F0;
  --bg: #08090C;
  --bg-2: #0D0F14;
  --bg-3: #12151C;
  --text: #EDF1F7;
  --muted: #8A93A3;
  --body: #C3CBD6;
  --mid: #D9E2EE;
  --line: rgba(237, 241, 247, .12);
  --line-soft: rgba(237, 241, 247, .07);

  --growth: #5FD6A0;
  --ai: #F2A15C;
  --transfo: #E0A3F0;
  --fs: #5A9BF5;

  --font: system-ui, -apple-system, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1280px;
  --gutter: 34px;
  --header-h: 78px;
  --ease-reveal: cubic-bezier(.22, .61, .36, 1);
  --ease-chev: cubic-bezier(.16, .84, .24, 1);
}

/* Sections claires : les jetons de texte sont redéfinis localement */
.section--light {
  background: #EEF3FA;
  --text: #0C2038;
  --muted: #5C6B7E;
  --line: rgba(12, 32, 56, .12);
  --line-soft: rgba(12, 32, 56, .07);
  color: var(--text);
}

/* --------------------------------------------------------------------------
   2. Base
   -------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  background: var(--bg);
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  overflow-x: clip;
}

::selection { background: var(--primary); color: #fff; }

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

p { text-wrap: pretty; }
.section__title, .contact__title { text-wrap: balance; }

a { color: inherit; }

button { font: inherit; color: inherit; }

.thin { font-weight: 300; }

/* Texte réservé aux lecteurs d'écran */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Texte en dégradé (mots en exergue du hero et du bloc contact) */
.grad-text {
  font-weight: 700;
  color: var(--sky);
  background: linear-gradient(100deg, var(--sky), var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* Fond décoratif fixe : halos radiaux (remplace le canvas du prototype) */
.bg-glow {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(circle min(62vw, 62vh) at 20% 22%, rgba(46, 107, 255, .22), rgba(46, 107, 255, .07) 55%, rgba(46, 107, 255, 0) 100%),
    radial-gradient(circle min(50vw, 50vh) at 88% 9%, rgba(90, 176, 240, .32), rgba(90, 176, 240, .10) 55%, rgba(90, 176, 240, 0) 100%),
    radial-gradient(circle min(66vw, 66vh) at 68% 57%, rgba(31, 168, 196, .22), rgba(31, 168, 196, .07) 55%, rgba(31, 168, 196, 0) 100%),
    radial-gradient(circle min(52vw, 52vh) at 6% 74%, rgba(46, 107, 255, .12), rgba(46, 107, 255, .04) 55%, rgba(46, 107, 255, 0) 100%),
    radial-gradient(circle min(40vw, 40vh) at 50% 36%, rgba(120, 150, 255, .30), rgba(120, 150, 255, .09) 55%, rgba(120, 150, 255, 0) 100%),
    radial-gradient(ellipse 80% 80% at 50% 36%, rgba(16, 22, 38, .5), rgba(8, 9, 12, 0) 100%);
}

.page { position: relative; z-index: 1; }

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

/* Lien d'évitement */
.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  background: var(--primary);
  color: #fff;
  padding: 12px 18px;
  border-radius: 0 0 10px 0;
  text-decoration: none;
  font-weight: 600;
}
.skip-link:focus { position: fixed; left: 0; top: 0; outline: 2px solid #fff; outline-offset: 2px; }

/* --------------------------------------------------------------------------
   3. Boutons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  border-radius: 999px;
  border: 0;
  text-decoration: none;
  font-weight: 650;
  cursor: pointer;
  white-space: nowrap;
  transition: background-color .2s, transform .2s, box-shadow .2s, border-color .2s;
}
.btn--primary {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 10px 26px -12px rgba(46, 107, 255, .9);
}
.btn--primary:hover { background: var(--primary-deep); transform: translateY(-1px); }
.btn--primary:focus-visible { outline: 2px solid #fff; outline-offset: 2px; }

.btn--sm { padding: 11px 20px; font-size: .92rem; gap: 8px; }
.btn--md { padding: 16px 28px; font-size: 1rem; box-shadow: none; }
.btn--lg { padding: 17px 30px; font-size: 1.02rem; box-shadow: 0 14px 34px -14px rgba(46, 107, 255, .9); }
.btn--md:hover, .btn--lg:hover, .btn--xl:hover { transform: translateY(-2px); }
.btn--xl { padding: 18px 34px; font-size: 1.05rem; box-shadow: 0 16px 38px -16px rgba(46, 107, 255, .9); }

.btn--ghost {
  padding: 18px 34px;
  font-size: 1.05rem;
  font-weight: 600;
  background: rgba(255, 255, 255, .04);
  color: var(--text);
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(6px);
  backdrop-filter: blur(6px);
}
.btn--ghost:hover { background: rgba(255, 255, 255, .1); border-color: rgba(237, 241, 247, .4); transform: none; }
.btn--ghost:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; }

/* --------------------------------------------------------------------------
   4. En-tête
   -------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  border-bottom: 1px solid transparent;
  transition: background-color .35s ease, box-shadow .35s ease, border-color .35s ease, -webkit-backdrop-filter .35s ease, backdrop-filter .35s ease;
}
/* Accueil : état « défilé » (valeurs du prototype v3, applyHeader) */
.site-header.is-solid {
  background: rgba(8, 9, 12, .7);
  -webkit-backdrop-filter: saturate(150%) blur(16px);
  backdrop-filter: saturate(150%) blur(16px);
  border-bottom-color: rgba(237, 241, 247, .12);
  box-shadow: 0 12px 34px -22px rgba(0, 0, 0, .9);
}
/* Mentions légales : en-tête collant toujours opaque, sans ombre */
.site-header--solid {
  position: sticky;
  background: rgba(9, 11, 16, .86);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-bottom-color: var(--line-soft);
}

.header__inner {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
  height: var(--header-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 11px;
  text-decoration: none;
  color: var(--text);
}
.brand:focus-visible { outline: 2px solid var(--sky); outline-offset: 4px; border-radius: 6px; }
.brand__name { font-size: 1.68rem; font-weight: 700; letter-spacing: -.02em; }
.brand--footer .brand__name { font-size: 1.34rem; }

.nav { display: flex; align-items: center; gap: 4px; }
.nav__link {
  padding: 9px 14px;
  border-radius: 8px;
  text-decoration: none;
  color: var(--text);
  font-size: .95rem;
  font-weight: 500;
  opacity: .78;
  transition: opacity .2s, background-color .2s;
}
.nav__link:hover { opacity: 1; background: rgba(255, 255, 255, .06); }
.nav__link:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; opacity: 1; }

.header__right { display: flex; align-items: center; gap: 14px; }

/* Sélecteur de langue : simple lien entre les deux pages */
.lang {
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 3px;
}
.lang__opt {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: .82rem;
  font-weight: 700;
  letter-spacing: .04em;
  padding: 6px 12px;
  border-radius: 999px;
  text-decoration: none;
  color: var(--text);
  opacity: .8;
  transition: background-color .2s, color .2s, opacity .2s;
}
.lang__opt:hover { opacity: 1; background: rgba(255, 255, 255, .08); }
.lang__opt:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; opacity: 1; }
.lang__opt[aria-current] { background: var(--primary); color: #fff; opacity: 1; }
.lang--mobile { background: transparent; border: 0; padding: 0; gap: 8px; }
.lang--mobile .lang__opt { min-width: 56px; min-height: 44px; }

.burger {
  display: none;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(255, 255, 255, .06);
  border: 1px solid var(--line);
  cursor: pointer;
  color: var(--text);
}
.burger:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; }
.burger__close { display: none; }
.burger[aria-expanded="true"] .burger__open { display: none; }
.burger[aria-expanded="true"] .burger__close { display: block; }

.mobile-panel {
  background: rgba(13, 15, 20, .92);
  -webkit-backdrop-filter: blur(14px);
  backdrop-filter: blur(14px);
  border-top: 1px solid var(--line);
  padding: 14px var(--gutter) 24px;
  max-height: calc(100vh - var(--header-h));
  max-height: calc(100dvh - var(--header-h));
  overflow-y: auto;
}
.mobile-panel[hidden] { display: none; }
.mobile-nav { display: flex; flex-direction: column; gap: 2px; }
.mobile-nav__link {
  padding: 14px 8px;
  border-bottom: 1px solid var(--line);
  text-decoration: none;
  color: var(--text);
  font-size: 1.05rem;
  font-weight: 500;
}
.mobile-nav__link:focus-visible { outline: 2px solid var(--sky); outline-offset: -2px; }
.mobile-nav__lang { display: flex; align-items: center; gap: 8px; padding: 16px 8px 4px; }
.mobile-nav__cta {
  display: block;
  margin-top: 16px;
  text-align: center;
  padding: 15px;
  border-radius: 999px;
  background: var(--text);
  color: var(--bg);
  font-weight: 650;
  text-decoration: none;
}
.mobile-nav__cta:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; }

/* --------------------------------------------------------------------------
   5. Sections génériques
   -------------------------------------------------------------------------- */
.section {
  position: relative;
  padding: clamp(84px, 10vw, 140px) 0;
  scroll-margin-top: var(--header-h);
  border-top: 1px solid var(--line-soft);
}
.section--glass {
  background: rgba(9, 11, 16, .62);
  -webkit-backdrop-filter: blur(3px);
  backdrop-filter: blur(3px);
}
.section--approche { padding-bottom: clamp(66px, 7vw, 96px); }
.section--eco { padding: clamp(84px, 10vw, 150px) 0; border-top: 0; }

.section__head { max-width: 66ch; }
.section__head--gap { margin-bottom: 50px; }

.section__title {
  font-size: clamp(2.1rem, 4.6vw, 3.7rem);
  font-weight: 300;
  letter-spacing: -.03em;
  line-height: 1.04;
  margin: 0;
}
.section__title strong, .w-680 { font-weight: 680; }

.section__lead {
  font-size: clamp(1.05rem, 1.5vw, 1.2rem);
  line-height: 1.6;
  color: var(--muted);
  margin: 22px 0 0;
}
.section__lead b { font-weight: 700; }
.section__lead .light { font-weight: 400; }

.kicker {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 0 0 18px;
}

/* --------------------------------------------------------------------------
   6. Hero
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  min-height: 100svh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 128px 0 56px;
}
.hero__inner {
  position: relative;
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--gutter);
}
.hero__title {
  font-size: clamp(2.7rem, 7.4vw, 6.6rem);
  font-weight: 300;
  letter-spacing: -.04em;
  line-height: .98;
  margin: 0;
  max-width: none;
}
/* Le titre anglais est plus long : un cran plus petit pour tenir sur deux lignes */
.hero__title--en { font-size: clamp(2.3rem, 5.5vw, 5.2rem); }

.hero__lead {
  font-size: clamp(1.15rem, 1.8vw, 1.5rem);
  line-height: 1.62;
  color: var(--body);
  max-width: 70ch;
  margin: 34px 0 0;
}
.pop { display: inline-block; animation: pop .6s cubic-bezier(.34, 1.4, .64, 1) both; }
.pop--1 { animation-delay: .55s; }
.pop--2 { animation-delay: .78s; }
.pop--3 { animation-delay: 1.01s; }
.plus { color: var(--sky); font-weight: 800; }
.q1 { font-size: 1.02em; font-weight: 500; }
.q2 { font-size: 1.18em; font-weight: 600; color: var(--mid); }
.q3 { font-size: 1.38em; font-weight: 700; letter-spacing: -.01em; color: var(--text); }

.hero__cta { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 42px; }

/* Bandeau logos clients (ancré en bas du hero) */
.clients { position: relative; width: 100%; margin-top: clamp(48px, 7vh, 96px); }
.clients__label {
  text-align: center;
  font-size: .76rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 0 0 24px;
}

/* Défilement infini (logos et témoignages) */
.marquee {
  position: relative;
  overflow: hidden;
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 9%, #000 91%, transparent);
}
.marquee__track {
  display: flex;
  width: max-content;
  align-items: center;
  color: var(--text);
  animation: marquee 48s linear infinite;
}
/* Pause : survol, focus clavier (les conteneurs .clients et .testi sont focalisables et
   ne portent pas le masque, leur anneau de focus reste donc visible) ou touche sur mobile
   (classe posée par site.js) */
.clients:focus-visible .marquee__track,
.testi:focus-visible .marquee__track,
.marquee.is-paused .marquee__track { animation-play-state: paused; }
/* Survol : uniquement avec un vrai pointeur (sur tactile, :hover resterait « collé » après une touche) */
@media (hover: hover) {
  .marquee:hover .marquee__track { animation-play-state: paused; }
}
.clients:focus-visible, .testi:focus-visible { outline: 2px solid var(--sky); outline-offset: -4px; }
.marquee__group { display: flex; align-items: center; list-style: none; margin: 0; padding: 0; }

.logo-item {
  flex: none;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  padding: 0 42px;
  opacity: .6;
  transition: opacity .3s ease;
}
.logo-item:hover { opacity: 1; }
.logo-item img { height: var(--h, 30px); width: auto; display: block; }

/* --------------------------------------------------------------------------
   7. Nos expertises (accordéon)
   -------------------------------------------------------------------------- */
.exp-list { border-top: 1px solid var(--line); }

.exp {
  border-bottom: 1px solid var(--line);
  scroll-margin-top: 92px;
}
/* Couleurs de pôle : accent brut + mélanges précalculés (contraste sur fond clair) */
.exp--growth { --accent: var(--growth); --accent-rgb: 95, 214, 160; --accent-58: #3C8A74; --accent-62: #3F9178; }
.exp--ai { --accent: var(--ai); --accent-rgb: 242, 161, 92; --accent-58: #916B4D; --accent-62: #9B704E; }
.exp--transfo { --accent: var(--transfo); --accent-rgb: 224, 163, 240; --accent-58: #876CA3; --accent-62: #8F71AA; }
.exp--fs { --accent: var(--fs); --accent-rgb: 90, 155, 245; --accent-58: #3967A6; --accent-62: #3C6CAD; }

/* Le nom du pôle est un titre h3 qui enveloppe le bouton (plan de titres complet) */
.exp__h { margin: 0; font: inherit; }
.exp__row {
  display: grid;
  grid-template-columns: minmax(240px, .9fr) 1.3fr 232px;
  gap: 30px;
  align-items: baseline;
  width: 100%;
  padding: 34px 10px;
  background: none;
  border: 0;
  text-align: left;
  cursor: pointer;
  color: var(--text);
  transition: background-color .25s ease, padding-left .25s ease, box-shadow .25s ease;
}
.exp__row:hover { background: rgba(255, 255, 255, .75); padding-left: 22px; }
.exp__row:focus-visible { outline: 2px solid var(--accent); outline-offset: -2px; }
.exp__row[aria-expanded="true"] {
  background: linear-gradient(104deg, rgba(var(--accent-rgb), .11), transparent 58%);
  box-shadow: inset 3px 0 0 0 var(--accent);
  padding-left: 22px;
}

.exp__head { display: flex; flex-direction: column; gap: 6px; min-width: 0; }
.exp__kicker {
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent-58);
}
.exp__name {
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 680;
  letter-spacing: -.02em;
  line-height: 1.05;
}
.exp__name .thin { opacity: .45; }
.exp__tag { font-size: 1rem; font-weight: 600; color: var(--accent-62); }

/* Résumé des domaines : des <span> (un <ul> n'est pas autorisé dans un <button>) */
.exp__domains { display: flex; flex-direction: column; gap: 9px; color: var(--muted); align-self: center; min-width: 0; }
.exp__dom { display: flex; gap: 11px; font-size: .95rem; line-height: 1.4; }
.exp__dom::before,
.dom__list li::before {
  content: "";
  flex: 0 0 auto;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent);
  margin-top: .46em;
}

.exp__cta {
  align-self: center;
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
  font-size: .92rem;
  font-weight: 650;
  color: var(--accent-62);
  white-space: nowrap;
}
.exp__chev { display: inline-block; transition: transform .5s var(--ease-chev); }
.exp__row[aria-expanded="true"] .exp__chev { transform: rotate(180deg); }

/* Panneau déplié */
.exp__panel {
  position: relative;
  overflow: hidden;
  padding: 26px 10px 46px 42px;
  background: linear-gradient(104deg, rgba(var(--accent-rgb), .11), transparent 58%);
  animation: expand .5s ease forwards;
}
.exp__panel[hidden] { display: none; }
.exp__rail {
  position: absolute;
  left: 15px;
  top: 0;
  bottom: 46px;
  width: 2px;
  background: linear-gradient(to bottom, var(--accent), rgba(var(--accent-rgb), .18));
  transform-origin: top center;
  animation: rail .62s var(--ease-chev) forwards;
}
.exp__node {
  position: absolute;
  left: 11px;
  top: -5px;
  width: 10px;
  height: 10px;
  background: var(--accent);
  animation: node .5s cubic-bezier(.34, 1.56, .64, 1) forwards;
}

.dom-grid {
  display: grid;
  grid-template-columns: 300px minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 26px;
}
.dom-grid--head { padding-bottom: 14px; }
.dom-head {
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--accent-58);
}
.dom {
  padding: 22px 0;
  border-top: 1px solid var(--line);
  animation: rise .55s ease both;
  animation-delay: var(--d, 0s);
}
.dom__title { font-size: 1.12rem; font-weight: 650; line-height: 1.22; margin: 0; }
.dom__desc { font-size: .88rem; line-height: 1.55; color: var(--muted); margin: 9px 0 0; }
.dom__list { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 8px; }
.dom__list li { display: flex; gap: 11px; font-size: .9rem; line-height: 1.45; color: var(--muted); }
/* Libellé « Exemples de missions » de chaque ligne : réservé aux lecteurs d'écran en
   trois colonnes (l'en-tête de colonne est visible), affiché sous 1060 px. */
.dom__rex-label {
  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  margin: -1px;
  font-size: .7rem;
  font-weight: 700;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 20px 0 0;
  padding-top: 16px;
  border-top: 1px solid var(--line-soft);
}

/* --------------------------------------------------------------------------
   8. Cartes (approche, fonctionnement, rejoindre)
   -------------------------------------------------------------------------- */
.cards-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-auto-rows: 1fr;
  gap: 16px;
  align-items: stretch;
}
.cards-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  align-items: stretch;
}
.cards-auto {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(256px, 1fr));
  gap: 16px;
  margin-top: 50px;
}

.card-appr {
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  padding: 36px 34px 38px;
  background: linear-gradient(165deg, rgba(46, 107, 255, .11), rgba(255, 255, 255, .035) 46%, rgba(255, 255, 255, .02));
  border: 1px solid var(--line);
  border-radius: 24px;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .07);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.card-appr:hover {
  transform: translateY(-5px);
  border-color: rgba(90, 176, 240, .5);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, .09), 0 34px 66px -38px rgba(0, 0, 0, .9);
}
.card-appr__halo {
  position: absolute;
  top: -46%;
  right: -18%;
  width: 70%;
  height: 95%;
  background: radial-gradient(closest-side, rgba(90, 176, 240, .13), rgba(90, 176, 240, 0) 70%);
  pointer-events: none;
}
.card-appr__num {
  position: absolute;
  top: 18px;
  right: 26px;
  font-family: var(--mono);
  font-size: 3.6rem;
  font-weight: 700;
  line-height: 1;
  color: rgba(159, 210, 247, .12);
}
.card-appr__title {
  font-size: 1.5rem;
  font-weight: 650;
  letter-spacing: -.015em;
  margin: 2px 0 0;
  line-height: 1.16;
  max-width: 20ch;
}
.card-appr__title--wide { max-width: none; }
.card-appr__bar {
  display: block;
  width: 46px;
  height: 2px;
  background: linear-gradient(90deg, var(--sky), var(--primary));
  border-radius: 2px;
  margin: 16px 0 18px;
}
.card-appr__text { font-size: .98rem; line-height: 1.66; color: var(--muted); margin: 0; }

.more-link {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  width: fit-content;
  margin: 44px auto 0;
  text-decoration: none;
  color: var(--muted);
  font-size: .72rem;
  font-weight: 600;
  letter-spacing: .16em;
  text-transform: uppercase;
  transition: color .3s ease;
}
.more-link:hover { color: var(--sky); }
.more-link:focus-visible { outline: 2px solid var(--sky); outline-offset: 4px; border-radius: 4px; }
.bob { animation: bob 2.4s ease-in-out infinite; font-size: 1.1rem; line-height: 1; }

.card-eco {
  padding: 32px 30px 34px;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 20px;
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.card-eco:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -30px rgba(12, 32, 56, .4); }
.card__title { font-size: 1.32rem; font-weight: 650; letter-spacing: -.01em; margin: 18px 0 10px; line-height: 1.18; }
.card__text { font-size: 16px; line-height: 1.6; color: var(--muted); margin: 0; }
.card-eco .card__text { min-height: 6.4em; }
.chips { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.chip {
  font-size: .8rem;
  font-weight: 500;
  color: var(--text);
  background: rgba(12, 32, 56, .04);
  border: 1px solid var(--line);
  border-radius: 999px;
  padding: 5px 12px;
}

.rule { height: 1px; background: var(--line); margin: 12px 0 56px; }

.stats__title {
  text-align: center;
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 0 0 40px;
}
.stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 30px; }
.stat { text-align: center; padding-top: 26px; }
.stat__num {
  font-size: clamp(3.2rem, 8vw, 5.6rem);
  font-weight: 300;
  letter-spacing: -.05em;
  line-height: .9;
}
.stat__num span {
  color: var(--sky);
  background: linear-gradient(100deg, #9FD2F7, var(--primary));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.stat__label { font-size: 1rem; line-height: 1.5; color: var(--muted); margin: 14px auto 0; max-width: 24ch; }

.card-join {
  display: flex;
  flex-direction: column;
  min-height: 230px;
  padding: 30px 26px 32px;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--line);
  border-radius: 20px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.card-join:hover { transform: translateY(-4px); box-shadow: 0 24px 50px -30px rgba(12, 32, 56, .4); }
.card-join__num {
  font-family: var(--mono);
  font-size: 1.9rem;
  font-weight: 600;
  letter-spacing: -.02em;
  line-height: 1;
  color: var(--sky);
}
.join__cta { margin-top: 40px; }

/* --------------------------------------------------------------------------
   9. Témoignages
   -------------------------------------------------------------------------- */
.testi {
  background: rgba(6, 8, 12, .78);
  border-top: 1px solid var(--line-soft);
  border-bottom: 1px solid var(--line-soft);
  padding: clamp(46px, 5vw, 66px) 0;
  scroll-margin-top: max(78px, calc(50vh - 184px));
}
.marquee--testi {
  -webkit-mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
  mask-image: linear-gradient(90deg, transparent, #000 6%, #000 94%, transparent);
}
/* Le groupe porte l'espacement (gap + padding final) : chaque copie fait exactement
   la moitié de la piste, la boucle translateX(-50%) est donc sans à-coup. */
.marquee--testi .marquee__track { align-items: stretch; }
.marquee--testi .marquee__group { align-items: stretch; gap: 20px; padding-right: 20px; }
.testi__item {
  flex: none;
  margin: 0;
  width: 560px;
  max-width: 86vw;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 4px 44px;
}
.testi__mark { font-size: 2.4rem; line-height: .6; color: var(--sky); font-weight: 700; opacity: .5; }
.testi__quote { margin: 0; font-size: .95rem; line-height: 1.5; color: var(--muted); font-weight: 400; font-style: italic; }
.testi__by { font-size: .82rem; color: var(--muted); opacity: .75; margin-top: auto; }
.testi__by strong { color: var(--text); font-weight: 600; opacity: .85; }

/* --------------------------------------------------------------------------
   10. Contact + équipe
   -------------------------------------------------------------------------- */
.contact { position: relative; padding: clamp(90px, 12vw, 170px) 0; scroll-margin-top: var(--header-h); }
.contact__inner { position: relative; max-width: 1000px; margin: 0 auto; padding: 0 var(--gutter); text-align: center; }
.contact__title {
  font-size: clamp(2.3rem, 5.6vw, 4.4rem);
  font-weight: 300;
  letter-spacing: -.035em;
  line-height: 1;
  margin: 0;
}
.team { list-style: none; padding: 0; display: flex; flex-wrap: wrap; justify-content: center; gap: 20px; margin: 64px 0 0; text-align: left; }
.member {
  margin: 0;
  flex: 1 1 300px;
  max-width: 390px;
  display: flex;
  gap: 18px;
  align-items: stretch;
  background: rgba(255, 255, 255, .05);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 22px;
  transition: transform .3s ease, box-shadow .3s ease;
}
.member__pic { flex: 0 0 auto; display: block; }
.member__photo {
  flex: 0 0 auto;
  width: 76px;
  height: 76px;
  border-radius: 50%;
  object-fit: cover;
  object-position: var(--pos, center 20%);
  border: 1px solid var(--line);
}
.member__body { min-width: 0; display: flex; flex-direction: column; }
.member__name { font-size: 1.05rem; font-weight: 650; color: var(--text); }
.member__role { display: block; font-size: .82rem; font-weight: 500; color: var(--sky); margin: 2px 0 8px; }
.member__li {
  display: inline-flex;
  align-self: flex-start;
  align-items: center;
  gap: 7px;
  margin-top: auto;
  padding-top: 14px;
  font-size: .86rem;
  font-weight: 600;
  color: var(--sky);
  text-decoration: none;
}
.member__li:hover { text-decoration: underline; }
.member__li:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 4px; }
.contact__actions { display: flex; flex-wrap: wrap; gap: 14px; justify-content: center; margin-top: 40px; }

/* --------------------------------------------------------------------------
   11. Pied de page
   -------------------------------------------------------------------------- */
.site-footer {
  position: relative;
  background: var(--bg-2);
  color: var(--text);
  /* 90px en bas : la dernière ligne reste au-dessus du bouton de remontée (48px + 34px de marge) */
  padding: clamp(52px, 6vw, 76px) 0 90px;
  border-top: 1px solid var(--line);
}
.footer__top {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 30px;
  align-items: flex-start;
  padding-bottom: 38px;
  border-bottom: 1px solid var(--line);
}
.footer__brand { max-width: 34ch; }
.footer__brand .brand { margin-bottom: 16px; }
.footer__tagline { font-size: 1.05rem; font-weight: 500; margin: 0 0 6px; }
.footer__addr { font-size: .92rem; color: var(--muted); margin: 0; }
.footer__nav { display: flex; gap: 48px; flex-wrap: wrap; }
.footer__col { display: flex; flex-direction: column; gap: 11px; }
.footer__col-title { font-size: .76rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.footer__link { color: var(--text); text-decoration: none; font-size: .95rem; opacity: .82; transition: opacity .2s, color .2s; }
.footer__link:hover { opacity: 1; color: var(--sky); }
.footer__link:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 3px; opacity: 1; }
.footer__bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 12px;
  padding-top: 24px;
  font-size: .85rem;
  color: var(--muted);
}
.footer__bottom a { color: var(--muted); text-decoration: none; transition: color .2s; }
.footer__bottom a:hover { color: var(--text); }
.footer__bottom a:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 3px; }
.site-footer--slim { padding: 34px 0 90px; }
.site-footer--slim .footer__bottom { padding-top: 0; }

/* Bouton de remontée */
.to-top {
  position: fixed;
  right: clamp(18px, 3vw, 34px);
  bottom: calc(clamp(18px, 3vw, 34px) + env(safe-area-inset-bottom, 0px));
  z-index: 99;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(9, 11, 16, .72);
  color: var(--text);
  border: 1px solid var(--line);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  box-shadow: 0 14px 34px -18px rgba(0, 0, 0, .9);
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity .3s ease, transform .3s ease, background-color .2s ease, border-color .2s ease, visibility .3s;
}
.to-top.is-visible { opacity: 1; visibility: visible; transform: none; }
.to-top:hover { background: var(--primary); border-color: var(--primary); transform: translateY(-2px); }
.to-top:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; }

/* --------------------------------------------------------------------------
   12. Mentions légales
   -------------------------------------------------------------------------- */
.legal-main { max-width: var(--container); margin: 0 auto; padding: clamp(52px, 6vw, 88px) var(--gutter) clamp(72px, 8vw, 120px); }
.back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: .88rem;
  font-weight: 550;
  color: var(--muted);
  text-decoration: none;
  transition: color .2s;
}
.back-link:hover { color: var(--text); }
.back-link:focus-visible { outline: 2px solid var(--sky); outline-offset: 3px; border-radius: 4px; }
.legal-title { font-size: clamp(2.3rem, 5vw, 3.8rem); font-weight: 300; letter-spacing: -.035em; line-height: 1.02; margin: 26px 0 0; }
.legal-date { font-size: .84rem; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); margin: 20px 0 0; }
.legal-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 340px;
  gap: clamp(34px, 5vw, 72px);
  align-items: start;
  margin-top: clamp(40px, 5vw, 64px);
}
.legal-body { display: flex; flex-direction: column; gap: 38px; max-width: 78ch; }
.legal-body h2 {
  font-size: .76rem;
  font-weight: 700;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--primary);
  margin: 0 0 14px;
}
.legal-body p { font-size: 1rem; line-height: 1.72; color: var(--body); margin: 0; }
.legal-body p + p { margin-top: 14px; }
.legal-body .note { font-size: .94rem; line-height: 1.7; color: var(--muted); margin-top: 12px; }
.legal-body strong { color: var(--text); font-weight: 650; }
.legal-body a, .legal-aside a { color: var(--sky); }
.legal-body a:hover { color: var(--primary); }
.legal-aside {
  position: sticky;
  top: 110px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  padding: 28px;
  background: rgba(255, 255, 255, .04);
  border: 1px solid var(--line);
  border-radius: 20px;
}
.legal-aside__kicker { font-size: .74rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); }
.legal-aside p { margin: 0; line-height: 1.6; }
.legal-aside .addr { font-size: 1rem; color: var(--body); }
.legal-aside .rcs { font-size: .94rem; color: var(--muted); }
.legal-aside a { display: inline-flex; align-items: center; gap: 7px; font-size: .95rem; font-weight: 600; text-decoration: none; }
.legal-aside a:hover { text-decoration: underline; }
.legal-aside a:focus-visible { outline: 2px solid var(--sky); outline-offset: 2px; border-radius: 3px; }

/* --------------------------------------------------------------------------
   13. Apparitions au défilement
   Masquées uniquement quand JavaScript est présent (classe .js sur <html>).
   Le filet de sécurité JS force l'opacité à 1 après 1,4 s quoi qu'il arrive.
   -------------------------------------------------------------------------- */
/* Les règles cessent de s'appliquer une fois l'apparition terminée (.is-done) :
   les transitions et transformations propres aux cartes (survol) reprennent la main. */
.js [data-reveal]:not(.is-in) {
  opacity: 0;
  transform: translateY(24px);
}
.js [data-reveal]:not(.is-done) {
  transition: opacity .7s var(--ease-reveal), transform .7s var(--ease-reveal);
  will-change: opacity, transform;
}

/* --------------------------------------------------------------------------
   14. Animations
   -------------------------------------------------------------------------- */
@keyframes marquee { 0% { transform: translateX(0); } 100% { transform: translateX(-50%); } }
@keyframes expand { 0% { opacity: .001; } 100% { opacity: 1; } }
@keyframes rise { 0% { opacity: .001; } 100% { opacity: 1; } }
@keyframes rail { 0% { transform: scaleY(0); } 100% { transform: scaleY(1); } }
@keyframes pop {
  0% { opacity: .001; transform: scale(.78) translateY(7px); }
  62% { opacity: 1; transform: scale(1.06) translateY(0); }
  100% { opacity: 1; transform: none; }
}
@keyframes node {
  0% { transform: rotate(45deg) scale(0); }
  60% { transform: rotate(45deg) scale(1.25); }
  100% { transform: rotate(45deg) scale(1); }
}
@keyframes bob {
  0% { transform: translateY(0); opacity: .5; }
  50% { transform: translateY(8px); opacity: 1; }
  100% { transform: translateY(0); opacity: .5; }
}

/* --------------------------------------------------------------------------
   15. Points de rupture
   -------------------------------------------------------------------------- */
@media (max-width: 1179.98px) {
  .exp__row { grid-template-columns: 1fr 232px; }
  .exp__domains { grid-column: 1; }
}

@media (max-width: 1099.98px) {
  .nav, .header__right { display: none; }
  .burger { display: inline-flex; }
}

@media (max-width: 1199.98px) {
  /* Retours à la ligne composés pour la mise en page 1280 px : neutralisés dès que les cartes se resserrent */
  .br-desk { display: none; }
}

@media (max-width: 1059.98px) {
  .dom-grid { grid-template-columns: 260px minmax(0, 1fr); }
  .dom-head--rex { display: none; }
  .dom__rex-label {
    position: static;
    width: auto;
    height: auto;
    overflow: visible;
    clip: auto;
    white-space: normal;
    margin: 20px 0 0;
    display: block;
    grid-column: 2;
  }
  .dom__list--rex { grid-column: 2; margin-top: 10px; }
}

@media (max-width: 1019.98px) {
  .legal-grid { grid-template-columns: minmax(0, 1fr); }
  .legal-aside { position: static; order: -1; }
}

@media (max-width: 819.98px) {
  .dom-grid { grid-template-columns: 1fr; }
  .dom__rex-label, .dom__list--rex { grid-column: auto; }
}

@media (max-width: 739.98px) {
  .exp__row { grid-template-columns: 1fr; gap: 14px; }
  .exp__domains { grid-column: auto; }
  .exp__cta { display: none; }
  .cards-2, .cards-3 { grid-template-columns: 1fr; }
  .cards-2 { grid-auto-rows: auto; }
  .contact__actions .btn { width: 100%; justify-content: center; }
}

@media (max-width: 479.98px) {
  /* Le libellé anglais du bouton du hero dépasse sinon la gouttière sous 350 px */
  .hero__cta .btn { white-space: normal; text-align: center; max-width: 100%; }
}

/* --------------------------------------------------------------------------
   16. Mouvement réduit et impression
   -------------------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
  .marquee__track { animation: none !important; }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; }
  .pop { opacity: 1; }
}

@media print {
  :root { --text: #000; --body: #222; --mid: #222; --muted: #444; --sky: #1E54E0; --line: rgba(0, 0, 0, .2); --line-soft: rgba(0, 0, 0, .1); }
  .bg-glow, .to-top, .burger, .mobile-panel, .btn, .lang, .skip-link, .more-link, .exp__cta { display: none !important; }
  .site-header { position: static; background: none; box-shadow: none; }
  .hero { min-height: 0; padding-top: 24px; }
  .section--glass, .testi, .site-footer, .card-appr, .card-join, .member, .legal-aside { background: none; }
  .marquee__track { animation: none; }
  .js [data-reveal] { opacity: 1 !important; transform: none !important; }
  .exp__panel[hidden] { display: block; }
  /* Les panneaux forcés ouverts ne doivent pas rester au début de leur animation d'entrée */
  .exp__panel, .exp__rail, .exp__node, .dom, .pop { animation: none !important; opacity: 1 !important; transform: none !important; }
  .grad-text, .stat__num span { background: none; -webkit-text-fill-color: currentColor; color: #1E54E0; }
  body { color: #000; background: #fff; }
}