/* =========================================================================
   CIRCUM OCÉAN — Site web (prototype statique)
   Feuille de style principale. CSS3 natif, custom properties, Flex/Grid.
   Convention : BEM léger. Sections délimitées par des commentaires.
   ========================================================================= */

/* -------------------------------------------------------------------------
   1. TOKENS
   ------------------------------------------------------------------------- */
:root {
  /* Palette (charte site) */
  --noir:        #13100d;   /* fond header/footer, overlay hero, texte */
  --noir-2:      #1d1915;   /* surface sombre alternative */
  --bleu:        #009ee2;   /* aplats de section, CTA, liens, hover/focus */
  --bleu-600:    #0086c2;
  --bleu-050:    #eef8fe;
  --jaune:       #ffec00;   /* accent ponctuel uniquement */
  --blanc:       #ffffff;
  --gris-050:    #f6f7f8;
  --gris-100:    #eceef0;
  --gris-200:    #dce0e3;
  --gris-400:    #9aa1a7;
  --gris-600:    #5c6469;
  --gris-800:    #2a2e31;

  /* Sémantique */
  --text:            var(--noir);
  --text-muted:      var(--gris-600);
  --text-on-dark:    var(--blanc);
  --bg:              var(--blanc);
  --bg-dark:         var(--noir);
  --bg-blue:         var(--bleu);
  --bg-soft:         var(--gris-050);
  --accent:          var(--bleu);
  --accent-yellow:   var(--jaune);

  /* Typographie */
  --font: 'Outfit', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --h1: clamp(2.4rem, 1.4rem + 4.4vw, 5rem);
  --h2: clamp(1.8rem, 1.2rem + 2.4vw, 3rem);
  --h3: clamp(1.15rem, 1rem + 0.6vw, 1.5rem);
  --lead: clamp(1.05rem, 0.98rem + 0.4vw, 1.3rem);
  --body: 1.0625rem;
  --small: 0.875rem;

  /* Espacement */
  --container: 1200px;
  --container-wide: 1440px;
  --gap: clamp(1rem, 0.6rem + 1.6vw, 2rem);
  --section-y: clamp(3.5rem, 2rem + 6vw, 7rem);
  --radius: 10px;
  --radius-lg: 18px;
  --radius-pill: 999px;

  /* Élévation */
  --shadow-sm: 0 1px 3px rgba(19,16,13,.08);
  --shadow-md: 0 8px 24px rgba(19,16,13,.10);
  --shadow-lg: 0 20px 50px rgba(19,16,13,.18);
  --header-shadow: 0 6px 24px rgba(0,0,0,.35);

  /* Motion */
  --ease: cubic-bezier(.2,0,0,1);
  --dur: .28s;

  --header-h: 84px;
}

/* -------------------------------------------------------------------------
   2. RESET & BASE
   ------------------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); }
body {
  margin: 0;
  font-family: var(--font);
  font-size: var(--body);
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--accent); text-decoration: none; transition: color var(--dur) var(--ease); }
a:hover { color: var(--bleu-600); }
h1, h2, h3, h4 { margin: 0; line-height: 1.1; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0 0 1rem; }
ul { margin: 0; padding: 0; list-style: none; }
button { font-family: inherit; cursor: pointer; }
:focus-visible { outline: 3px solid var(--bleu); outline-offset: 2px; border-radius: 3px; }

/* -------------------------------------------------------------------------
   3. LAYOUT HELPERS
   ------------------------------------------------------------------------- */
.container { width: 100%; max-width: var(--container); margin-inline: auto; padding-inline: clamp(1.1rem, 0.6rem + 2vw, 2.5rem); }
.container--wide { max-width: var(--container-wide); }
.section { padding-block: var(--section-y); }
.section--dark  { background: var(--bg-dark); color: var(--text-on-dark); }
.section--blue  { background: var(--bg-blue); color: var(--text-on-dark); }
.section--soft  { background: var(--bg-soft); }

.eyebrow {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: var(--small); font-weight: 700; text-transform: uppercase;
  letter-spacing: .14em; color: var(--accent); margin-bottom: .9rem;
}
.section--blue .eyebrow, .section--dark .eyebrow { color: var(--jaune); }
.eyebrow::before { content: ""; width: 22px; height: 2px; background: currentColor; }

.section__title { font-size: var(--h2); margin-bottom: .6rem; }
.section__intro { font-size: var(--lead); max-width: 62ch; color: var(--text-muted); }
.section--blue .section__intro, .section--dark .section__intro { color: rgba(255,255,255,.85); }

/* Flèche Circum à côté des titres */
.title-fleche { display: flex; align-items: center; gap: .7rem; }
.title-fleche img { width: 50px; height: 50px; align-self: center; flex: none; }

/* -------------------------------------------------------------------------
   4. BOUTONS
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: .55rem;
  font-weight: 600; font-size: 1rem; line-height: 1;
  padding: .95rem 1.6rem; border-radius: var(--radius-pill);
  border: 2px solid transparent; cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.btn:hover { transform: translateY(-2px); }
.btn:active { transform: translateY(0); }
.btn--primary { background: var(--bleu); color: #fff; }
.btn--primary:hover { background: var(--bleu-600); color: #fff; box-shadow: var(--shadow-md); }
.btn--light { background: #fff; color: var(--noir); }
.btn--light:hover { background: var(--jaune); color: var(--noir); }
.btn--outline { background: transparent; border-color: currentColor; color: inherit; }
.btn--outline:hover { background: rgba(255,255,255,.1); }
.btn--ghost-dark { background: transparent; border-color: var(--noir); color: var(--noir); }
.btn--ghost-dark:hover { background: var(--noir); color: #fff; }
.btn--lg { padding: 1.1rem 2rem; font-size: 1.075rem; }

/* =========================================================================
   5. HEADER / NAVIGATION
   ========================================================================= */
.header {
  position: fixed; inset: 0 0 auto 0; z-index: 100;
  height: var(--header-h);
  background: var(--noir);
  transition: box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
}
.header.is-scrolled { box-shadow: var(--header-shadow); background: rgba(19,16,13,.96); backdrop-filter: blur(8px); }
.header__inner { display: flex; align-items: center; gap: 1.5rem; height: 100%; }
.header__logo { display: flex; align-items: center; }
.header__logo img { height: 60px; width: auto; }
.nav { margin-left: auto; }
.nav__list { display: flex; align-items: center; gap: clamp(.6rem, 1.4vw, 1.8rem); }
.nav__link {
  position: relative; color: rgba(255,255,255,.86); font-weight: 500; font-size: .98rem;
  padding: .5rem .15rem; background: none; border: none;
}
.nav__link:hover, .nav__link[aria-current="true"] { color: #fff; }
.nav__link::after {
  content: ""; position: absolute; left: 0; bottom: 0; height: 2px; width: 0;
  background: var(--jaune); transition: width var(--dur) var(--ease);
}
.nav__link:hover::after { width: 100%; }

/* Dropdown "Nos Expertises" */
.nav__item--has-dropdown { position: relative; }
.nav__trigger { display: inline-flex; align-items: center; gap: .35rem; }
.nav__chevron { width: 14px; height: 14px; transition: transform var(--dur) var(--ease); }
.nav__item--has-dropdown.is-open .nav__chevron,
.nav__item--has-dropdown:hover .nav__chevron { transform: rotate(180deg); }
.dropdown {
  position: absolute; top: 100%; left: 50%; transform: translate(-50%, 8px);
  min-width: 300px; background: var(--noir-2); border: 1px solid rgba(255,255,255,.08);
  border-radius: var(--radius); padding: .5rem; margin-top: 14px; box-shadow: var(--shadow-lg);
  opacity: 0; visibility: hidden; transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}
/* Pont de survol invisible : comble l'espace déclencheur → dropdown pour
   que le menu reste cliquable (corrige le bug de disparition au survol). */
.dropdown::before {
  content: ""; position: absolute; left: 0; right: 0; top: -16px; height: 16px;
}
.nav__item--has-dropdown:hover .dropdown,
.nav__item--has-dropdown:focus-within .dropdown,
.nav__item--has-dropdown.is-open .dropdown { opacity: 1; visibility: visible; transform: translate(-50%, 0); }
.dropdown__link {
  display: flex; align-items: center; gap: .8rem; padding: .7rem .8rem; border-radius: 8px;
  color: rgba(255,255,255,.85);
}
.dropdown__link:hover { background: rgba(255,255,255,.06); color: #fff; }
.dropdown__link .icon { width: 22px; height: 22px; color: var(--bleu); flex: none; }
.dropdown__link .fleche-mark { width: 0; opacity: 0; transition: all var(--dur) var(--ease); }
.dropdown__link:hover .fleche-mark { width: 14px; opacity: 1; }
.dropdown__title { font-weight: 600; font-size: .95rem; }

.header__cta { margin-left: .4rem; }
.nav__link, .header__cta { white-space: nowrap; }

/* Burger */
.burger { display: none; margin-left: auto; width: 44px; height: 44px; background: none; border: none; color: #fff; }
.burger span { display: block; width: 24px; height: 2px; background: #fff; margin: 5px auto; transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease); }
.burger.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.is-open span:nth-child(2) { opacity: 0; }
.burger.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================================
   6. HERO
   ========================================================================= */
.hero {
  position: relative; min-height: 100svh; display: flex; align-items: center;
  background: var(--noir); color: #fff; overflow: hidden;
}
.hero__carousel { position: absolute; inset: 0; z-index: 0; }
.hero__slide {
  position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; object-position: center;
  opacity: 0; transition: opacity 1.1s var(--ease);
}
.hero__slide.is-active { opacity: 1; }
.hero__overlay {
  position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(180deg, rgba(19,16,13,.34) 0%, rgba(19,16,13,.28) 38%, rgba(19,16,13,.72) 100%);
}
.hero__inner { position: relative; z-index: 2; padding-top: var(--header-h); }
.hero__title { font-size: var(--h1); font-weight: 700; letter-spacing: -.02em; max-width: 16ch; }
.hero__title .hl { color: var(--bleu); }
.hero__sub { font-size: var(--lead); max-width: 54ch; margin: 1.4rem 0 2.2rem; color: rgba(255,255,255,.92); }
.hero__cta { display: flex; flex-wrap: wrap; gap: 1rem; }
/* Indicateur de position du carrousel */
.hero__dots { position: absolute; left: 50%; bottom: 4.4rem; transform: translateX(-50%); z-index: 2; display: flex; gap: .55rem; }
.hero__dot { width: 30px; height: 4px; border-radius: 2px; border: none; background: rgba(255,255,255,.35); cursor: pointer; padding: 0; transition: background var(--dur) var(--ease); }
.hero__dot.is-active { background: var(--jaune); }
.hero__scroll {
  position: absolute; left: 50%; bottom: 1.8rem; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: .5rem;
  color: rgba(255,255,255,.7); font-size: .75rem; letter-spacing: .12em; text-transform: uppercase;
}

.hero__scroll > span {
    position:  relative;
    bottom: 2rem;
}
.hero__scroll img { width: 22px; transform: rotate(90deg); animation: bounce 1.8s var(--ease) infinite; }
@keyframes bounce { 0%,100% { transform: rotate(90deg) translateX(0); } 50% { transform: rotate(90deg) translateX(8px); } }

/* =========================================================================
   7. VISION (split texte / image)
   ========================================================================= */
.split { display: grid; grid-template-columns: 1.05fr .95fr; gap: clamp(1.5rem, 4vw, 4rem); align-items: center; }
.split--reverse .split__media { order: -1; }
.split__media img { width: 100%; height: 100%; max-height: 460px; object-fit: cover; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.split__body p { color: var(--text-muted); }
.fleche-list { display: grid; gap: .7rem; margin-top: 1.4rem; }
.fleche-list li { display: flex; align-items: flex-start; gap: .7rem; color: var(--text); }
.fleche-list li::before {
  content: ""; flex: none; width: 16px; height: 16px; margin-top: .3rem;
  background: var(--jaune); -webkit-mask: url("../assets/fleche.svg") center/contain no-repeat; mask: url("../assets/fleche.svg") center/contain no-repeat;
}
.section--blue .fleche-list li, .section--dark .fleche-list li { color: #fff; }

/* =========================================================================
   8. POUR QUI (grille de cards sur fond bleu)
   ========================================================================= */
.cards-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); margin-top: 2.5rem; }
.audience-card {
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.16);
  border-radius: var(--radius-lg); padding: 1.6rem 1.4rem; color: #fff;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.audience-card:hover { transform: translateY(-6px); background: rgba(255,255,255,.14); border-color: var(--jaune); }
.audience-card .icon { width: 40px; height: 40px; color: #fff; margin-bottom: 1rem; }
.audience-card__title { font-size: var(--h3); font-weight: 600; margin-bottom: .5rem; }
.audience-card__text { font-size: .95rem; color: rgba(255,255,255,.82); margin: 0; }

/* =========================================================================
   9. NOS EXPERTISES (cards claires)
   ========================================================================= */
.expertise-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--gap); margin-top: 2.5rem; }
.expertise-card {
  display: grid; grid-template-columns: auto 1fr; gap: 1.2rem; align-items: start;
  background: #fff; border: 1px solid var(--gris-200); border-radius: var(--radius-lg);
  padding: 1.7rem 1.7rem; transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
  scroll-margin-top: calc(var(--header-h) + 1rem); position: relative; overflow: hidden;
}
.expertise-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--bleu); }
.expertise-card::after { content: ""; position: absolute; left: 0; top: 0; bottom: 0; width: 4px; background: var(--bleu); transform: scaleY(0); transform-origin: top; transition: transform var(--dur) var(--ease); }
.expertise-card:hover::after { transform: scaleY(1); }
.expertise-card__icon {
  width: 56px; height: 56px; display: grid; place-items: center; flex: none;
  background: var(--bleu-050); border-radius: 14px; color: var(--bleu);
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease);
}
.expertise-card:hover .expertise-card__icon { background: var(--bleu); color: #fff; }
.expertise-card__icon .icon { width: 30px; height: 30px; }
.expertise-card__title { font-size: var(--h3); font-weight: 600; margin-bottom: .5rem; }
.expertise-card__text { color: var(--text-muted); margin: 0; font-size: .98rem; }
.expertise-transition { text-align: center; margin-top: 2.6rem; }
.expertise-transition a { display: inline-flex; align-items: center; gap: .6rem; font-weight: 600; font-size: 1.05rem; }
.expertise-transition svg { width: 20px; height: 20px; animation: nudge 1.8s var(--ease) infinite; }
@keyframes nudge { 0%,100% { transform: translateY(0); } 50% { transform: translateY(5px); } }

/* ---- Notre approche : cartes à numéro fantôme ---- */
.approche-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--gap); margin-top: 2.8rem; }
.approche-card {
  position: relative; background: #fff; border: 1px solid var(--gris-200); border-radius: var(--radius-lg);
  padding: 2.2rem 1.8rem 1.8rem; overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}
.approche-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--bleu); }
.approche-card__num {
  font-size: 4.2rem; font-weight: 800; line-height: .8; color: var(--gris-100);
  letter-spacing: -.04em; margin-bottom: .6rem; transition: color var(--dur) var(--ease);
}
.approche-card:hover .approche-card__num { color: var(--bleu-050); }
.approche-card__title { font-size: var(--h3); font-weight: 700; margin-bottom: .7rem; display: flex; align-items: center; gap: .7rem; }
.approche-card__title img { width: 30px; height: 30px; align-self: center; flex: none; }
.approche-card__text { color: var(--text-muted); margin: 0; font-size: .98rem; }

/* ---- Punchline (intro forte) ---- */
.punch { font-size: clamp(1.3rem, 1rem + 1.4vw, 1.85rem); font-weight: 600; line-height: 1.35; max-width: 30ch; margin: 0 0 .4rem; }
.punch .hl { color: var(--jaune); }
.section--blue .punch { color: #fff; }

/* ---- Bande zone géographique ---- */
.zone-band {
  margin-top: 2.6rem; display: flex; align-items: center; gap: 1.2rem; flex-wrap: wrap;
  background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.2); border-left: 4px solid var(--jaune);
  border-radius: var(--radius); padding: 1.1rem 1.5rem;
}
.zone-band__label { font-size: .78rem; text-transform: uppercase; letter-spacing: .14em; font-weight: 700; color: var(--jaune); }
.zone-band__zones { display: flex; flex-wrap: wrap; gap: .6rem 1.4rem; font-weight: 600; color: #fff; }
.zone-band__zones span { display: inline-flex; align-items: center; gap: .5rem; }
.zone-band__zones span::before { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--bleu); }

/* ---- Liste de résultats (cas client) ---- */
.results { display: grid; gap: .8rem; margin: .4rem 0 0; }
.results li { display: flex; align-items: flex-start; gap: .7rem; font-weight: 500; }
.results li svg { width: 22px; height: 22px; color: var(--bleu); flex: none; margin-top: .1rem; }


/* =========================================================================
   10. MÉTHODE / TIMELINE
   ========================================================================= */
.timeline { position: relative; margin-top: 3rem; list-style: none; padding: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--gap); }
.timeline::before {
  content: ""; position: absolute; top: 24px; left: 6%; right: 6%; height: 2px;
  background: var(--bleu); z-index: 0;
}
.tl-step { position: relative; z-index: 1; text-align: center; }
.tl-step__dot {
  width: 50px; height: 50px; margin: 0 auto 1.3rem; border-radius: 50%;
  background: var(--bleu); color: #fff; display: grid; place-items: center;
  font-weight: 700; font-size: 1.2rem; border: 4px solid var(--blanc); box-shadow: 0 0 0 2px var(--bleu);
}
.tl-step__title { font-size: 1.1rem; font-weight: 700; margin-bottom: .4rem; }
.tl-step__phase { display: inline-block; font-size: .72rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; color: var(--bleu); background: var(--bleu-050); padding: .3rem .7rem; border-radius: var(--radius-pill); margin-bottom: .7rem; }
.tl-step__theme { font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .08em; color: var(--noir); margin-bottom: .3rem; }
.tl-step__theme::before { content: ""; display: inline-block; width: 14px; height: 9px; margin-right: .4rem; background: var(--jaune); -webkit-mask: url("../assets/fleche.svg") center/contain no-repeat; mask: url("../assets/fleche.svg") center/contain no-repeat; vertical-align: middle; }
.tl-step__text { font-size: .92rem; color: var(--text-muted); margin: 0; }

/* =========================================================================
   11. CAS CLIENT (article)
   ========================================================================= */
.case { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(1.5rem, 4vw, 3.5rem); align-items: stretch; }
.case__media { display: flex; }
.case__media img { width: 100%; height: 100%; min-height: 460px; object-fit: cover; object-position: center; border-radius: var(--radius-lg); box-shadow: var(--shadow-md); }
.case__tag { display: inline-block; background: var(--noir); color: #fff; font-size: var(--small); font-weight: 600; padding: .3rem .8rem; border-radius: var(--radius-pill); margin-bottom: 1rem; }
.case__blocks { display: grid; gap: 1.3rem; margin: 1.6rem 0; }
.case__block { border-left: 3px solid var(--bleu); padding-left: 1.1rem; }
.case__block h4 { font-size: .8rem; text-transform: uppercase; letter-spacing: .12em; color: var(--bleu); margin-bottom: .35rem; }
.case__block p { margin: 0; color: var(--text-muted); }
.case__quote {
  position: relative; background: var(--noir); color: #fff; border-radius: var(--radius-lg);
  padding: 3.4rem 2.2rem 3rem; margin-top: 1.5rem;
}
.case__quote::before { content: "\201C"; position: absolute; top: 1.2rem; left: 1.6rem; font-size: 4rem; color: var(--jaune); line-height: 1; font-family: Georgia, serif; }
.case__quote::after { content: "\201D"; position: absolute; bottom: -.6rem; right: 1.8rem; font-size: 4rem; color: var(--jaune); line-height: 1; font-family: Georgia, serif; }
.case__quote p { font-size: 1.2rem; font-style: italic; margin: 0 0 1rem; position: relative; z-index: 1; }
.case__quote cite { font-style: normal; font-weight: 600; color: var(--jaune); font-size: .95rem; }

/* =========================================================================
   12. CARROUSEL PARTENAIRES (marquee)
   ========================================================================= */
.partners { overflow: hidden; }
.marquee { position: relative; overflow: hidden; margin-top: 2.5rem; -webkit-mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); mask-image: linear-gradient(90deg, transparent, #000 8%, #000 92%, transparent); }
.marquee__track { display: flex; gap: 4rem; width: max-content; animation: marquee 32s linear infinite; }
.marquee:hover .marquee__track, .marquee:focus-within .marquee__track { animation-play-state: paused; }
.marquee__item { display: grid; place-items: center; height: 64px; flex: none; }
.marquee__item img { max-height: 46px; max-width: 160px; width: auto; object-fit: contain; filter: grayscale(1) opacity(.65); transition: filter var(--dur) var(--ease); }
.marquee__item img:hover { filter: grayscale(0) opacity(1); }
/* Logos en art blanc → assombris pour rester visibles sur fond clair */
.marquee__item img.on-light { filter: brightness(0) opacity(.55); }
.marquee__item img.on-light:hover { filter: brightness(0) opacity(.9); }
@keyframes marquee { from { transform: translateX(0); } to { transform: translateX(-50%); } }

/* =========================================================================
   13. CTA MI-PAGE
   ========================================================================= */
.cta-band { text-align: center; }
.cta-band__title { font-size: var(--h2); max-width: 20ch; margin: 0 auto .8rem; }
.cta-band__text { font-size: var(--lead); max-width: 56ch; margin: 0 auto 2rem; color: rgba(255,255,255,.85); }

/* =========================================================================
   14. ÉQUIPE (carrousel)
   ========================================================================= */
.team__head { display: flex; align-items: flex-end; justify-content: space-between; gap: 1rem; flex-wrap: wrap; }
.team__nav { display: flex; gap: .6rem; }
.carousel-btn {
  width: 48px; height: 48px; border-radius: 50%; border: 2px solid var(--gris-200); background: #fff;
  display: grid; place-items: center; color: var(--noir); transition: all var(--dur) var(--ease);
}
.carousel-btn:hover { background: var(--bleu); border-color: var(--bleu); color: #fff; }
.carousel-btn .icon { width: 20px; height: 20px; }
.team__viewport { overflow: hidden; margin-top: 2.2rem; }
.team__track { display: flex; gap: var(--gap); transition: transform .5s var(--ease); touch-action: pan-y; }
.team-card { flex: 0 0 calc((100% - 3 * var(--gap)) / 4); text-align: center; }
.team-card__avatar {
  width: 100%; aspect-ratio: 1; border-radius: var(--radius-lg); margin-bottom: 1rem;
  background: linear-gradient(160deg, var(--bleu-050), var(--gris-100)); display: grid; place-items: center; overflow: hidden;
}
.team-card__avatar svg { width: 55%; height: 55%; color: var(--bleu); }
.team-card__name { font-size: 1.1rem; font-weight: 700; }
.team-card__role { font-size: .88rem; color: var(--text-muted); line-height: 1.4; margin-top: .2rem; }

/* =========================================================================
   15. FOOTER
   ========================================================================= */
.footer { background: var(--noir); color: rgba(255,255,255,.7); padding-block: clamp(2.5rem, 5vw, 4rem) 1.5rem; }
.footer__top { display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 2rem; }
.footer__logo img { height: 46px; margin-bottom: 1rem; }
.footer__tagline { max-width: 36ch; font-size: .95rem; }
.footer__col h4 { color: #fff; font-size: .82rem; text-transform: uppercase; letter-spacing: .12em; margin-bottom: 1rem; }
.footer__col a { display: block; color: rgba(255,255,255,.7); padding: .3rem 0; }
.footer__col a:hover { color: var(--jaune); }
.footer__bottom { margin-top: 2.5rem; padding-top: 1.4rem; border-top: 1px solid rgba(255,255,255,.12); display: flex; justify-content: space-between; gap: 1rem; flex-wrap: wrap; font-size: .82rem; }

/* =========================================================================
   16. PAGES INTÉRIEURES (contact, légal)
   ========================================================================= */
.page-top { background: var(--noir); color: #fff; padding-top: calc(var(--header-h) + clamp(2rem,5vw,4rem)); padding-bottom: clamp(2rem,5vw,4rem); }
.page-top h1 { font-size: var(--h2); }
.page-top p { color: rgba(255,255,255,.8); max-width: 60ch; margin: .8rem 0 0; }

/* Formulaire */
.form-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: clamp(1.5rem,4vw,3.5rem); align-items: start; }
.form { display: grid; gap: 1.2rem; }
.form__row { display: grid; grid-template-columns: 1fr 1fr; gap: 1.2rem; }
.field { display: grid; gap: .4rem; }
.field label { font-weight: 600; font-size: .92rem; }
.field .req { color: var(--bleu); }
.field input, .field select, .field textarea {
  font: inherit; font-size: 1rem; padding: .85rem 1rem; border: 2px solid var(--gris-200);
  border-radius: var(--radius); background: #fff; color: var(--text); width: 100%;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { outline: none; border-color: var(--bleu); box-shadow: 0 0 0 3px var(--bleu-050); }
.field textarea { resize: vertical; min-height: 130px; }
.field--error input, .field--error select, .field--error textarea { border-color: #d8443a; }
.field__error { font-size: .82rem; color: #d8443a; min-height: 1em; }
.consent { display: flex; align-items: flex-start; gap: .7rem; font-size: .9rem; color: var(--text-muted); }
.consent input { width: 20px; height: 20px; flex: none; margin-top: .15rem; accent-color: var(--bleu); }
.form__success { display: none; background: var(--bleu-050); border: 2px solid var(--bleu); border-radius: var(--radius); padding: 1.5rem; align-items: center; gap: 1rem; }
.form__success.is-visible { display: flex; }
.form__success .icon { width: 40px; height: 40px; color: var(--bleu); flex: none; }
.contact-aside { background: var(--gris-050); border-radius: var(--radius-lg); padding: 1.8rem; }
.contact-aside h3 { font-size: var(--h3); margin-bottom: 1rem; }
.contact-aside dl { display: grid; gap: 1rem; margin: 0; }
.contact-aside dt { font-size: .78rem; text-transform: uppercase; letter-spacing: .1em; color: var(--bleu); font-weight: 700; }
.contact-aside dd { margin: .15rem 0 0; font-weight: 500; }

/* Contenu légal */
.legal { max-width: 76ch; }
.legal h2 { font-size: var(--h3); margin: 2rem 0 .6rem; }
.legal p, .legal li { color: var(--text-muted); }
.legal ul { list-style: disc; padding-left: 1.3rem; display: grid; gap: .4rem; }
.legal .placeholder { background: var(--gris-050); border: 1px dashed var(--gris-400); border-radius: 8px; padding: .9rem 1.1rem; color: var(--gris-600); font-style: italic; }

/* =========================================================================
   17. BANDEAU COOKIES
   ========================================================================= */
.cookie {
  position: fixed; z-index: 200; left: 1rem; right: 1rem; bottom: 1rem; max-width: 760px; margin-inline: auto;
  background: var(--noir-2); color: #fff; border: 1px solid rgba(255,255,255,.12); border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg); padding: 1.3rem 1.5rem;
  display: none; gap: 1.2rem; align-items: center; flex-wrap: wrap;
}
.cookie.is-visible { display: flex; }
.cookie__text { flex: 1 1 320px; font-size: .92rem; color: rgba(255,255,255,.85); margin: 0; }
.cookie__text a { color: var(--jaune); }
.cookie__actions { display: flex; gap: .7rem; flex-wrap: wrap; }
.cookie .btn { padding: .7rem 1.3rem; font-size: .92rem; }

/* =========================================================================
   18. ANIMATIONS AU SCROLL
   ========================================================================= */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s var(--ease), transform .7s var(--ease); }
.reveal.is-visible { opacity: 1; transform: none; }

/* =========================================================================
   19. RESPONSIVE
   ========================================================================= */
@media (max-width: 1024px) {
  .cards-grid { grid-template-columns: repeat(2, 1fr); }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .approche-grid { grid-template-columns: 1fr; }
  .team-card { flex: 0 0 calc((100% - 2 * var(--gap)) / 3); }
}
@media (max-width: 768px) {
  :root { --header-h: 70px; }
  .header__logo img { height: 40px; }
  .nav { display: none; }
  .burger { display: block; }

  /* Menu mobile déployé */
  .nav.is-open {
    display: block; position: fixed; inset: var(--header-h) 0 0 0; background: var(--noir);
    margin: 0; padding: 1.5rem clamp(1.1rem,4vw,2rem); overflow-y: auto;
  }
  .nav.is-open .nav__list { flex-direction: column; align-items: stretch; gap: .2rem; }
  .nav.is-open .nav__link { font-size: 1.2rem; padding: .9rem 0; border-bottom: 1px solid rgba(255,255,255,.08); width: 100%; text-align: left; }
  .nav.is-open .nav__link::after { display: none; }
  .nav.is-open .header__cta { margin: 1.2rem 0 0; width: 100%; }

  /* Dropdown mobile = accordéon */
  .dropdown {
    position: static; transform: none; opacity: 1; visibility: visible; min-width: 0;
    background: transparent; border: none; box-shadow: none; padding: 0;
    max-height: 0; overflow: hidden; transition: max-height var(--dur) var(--ease);
  }
  .nav__item--has-dropdown.is-open .dropdown { max-height: 600px; transform: none; }
  .dropdown__link { padding: .8rem .4rem; }

  .split, .case, .form-layout { grid-template-columns: 1fr; }
  .split--reverse .split__media { order: 0; }
  .form__row { grid-template-columns: 1fr; }
  .cards-grid { grid-template-columns: 1fr; }
  .expertise-grid { grid-template-columns: 1fr; }
  .approche-grid { grid-template-columns: 1fr; }
  .footer__top { grid-template-columns: 1fr; }
  .case__media img { min-height: 280px; }

  /* Hero mobile : empilement vertical aéré, bateaux visibles */
  .hero__slide { object-position: 64% center; }
  .hero__inner { padding-top: calc(var(--header-h) + 1.5rem); padding-bottom: 8.5rem; }
  .hero__title { max-width: none; }
  .hero__sub { max-width: none; }
  .hero__cta .btn { flex: 1 1 auto; }
  .hero__dots { bottom: 5rem; }
  .hero__scroll { bottom: 2rem; }

  /* Notre Approche mobile : texte mieux dimensionné */
  .approche-card { padding: 1.8rem 1.4rem 1.5rem; }
  .approche-card__num { font-size: 3.2rem; }
  .approche-card__title { font-size: 1.2rem; }
  .approche-card__title img { width: 26px; height: 26px; }
  .title-fleche img { width: 38px; height: 38px; }

  /* Timeline verticale */
  .timeline { grid-template-columns: 1fr; gap: 0; padding-left: 0; }
  .timeline::before { top: 25px; bottom: 3rem; left: 24px; right: auto; width: 2px; height: auto; }
  .tl-step { text-align: left; display: grid; grid-template-columns: 50px 1fr; gap: 0 1.1rem; align-items: start; padding-bottom: 2rem; }
  .tl-step__dot { margin: 0; }
  .tl-step__body { padding-top: 0; }

  .team-card { flex: 0 0 calc(100% - 0px); }
}
@media (max-width: 768px) and (min-width: 481px) {
  .team-card { flex: 0 0 calc((100% - var(--gap)) / 2); }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .marquee__track { animation: none; flex-wrap: wrap; justify-content: center; width: auto; }
  .hero__scroll img { animation: none; }
  .reveal { opacity: 1; transform: none; transition: none; }
  .btn:hover { transform: none; }
}