/* =============================================================
   MEB32 — Feuille de styles principale
   ============================================================= */

/* Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;700;800&display=swap');

/* =============================================================
   1. VARIABLES CSS
   ============================================================= */
:root {
  --color-navy:   #1A3A52;
  --color-orange: #E8720C;
  --color-green:  #2D8659;
  --color-cream:  #FAF7F2;
  --color-white:  #FFFFFF;
  --color-navy-light: #234f72;
  --color-orange-dark: #c55e08;
  --color-text:   #2C2C2C;
  --color-text-light: #5A6474;
  --color-border: #E0D9CF;

  --font-base: 'Poppins', sans-serif;

  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;

  --shadow-sm: 0 2px 8px rgba(26,58,82,.08);
  --shadow-md: 0 4px 20px rgba(26,58,82,.12);
  --shadow-lg: 0 8px 40px rgba(26,58,82,.18);

  --transition: .25s ease;

  --container-max: 1200px;
  --container-pad: 1.5rem;

  --header-h: 72px;
}

/* =============================================================
   2. RESET & BASE
   ============================================================= */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-base);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; font-family: inherit; border: none; background: none; }

/* =============================================================
   3. UTILITAIRES
   ============================================================= */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

.section { padding-block: 5rem; }
.section--cream { background: var(--color-cream); }
.section--navy  { background: var(--color-navy); color: var(--color-white); }
.section--green { background: var(--color-green); color: var(--color-white); }

.section-header { text-align: center; margin-bottom: 3rem; }
.section-header h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 800; color: var(--color-navy); margin-bottom: .75rem; }
.section--navy .section-header h2,
.section--green .section-header h2 { color: var(--color-white); }
.section-header p { font-size: 1.05rem; color: var(--color-text-light); max-width: 680px; margin-inline: auto; }
.section--navy .section-header p,
.section--green .section-header p { color: rgba(255,255,255,.8); }

/* Accent underline */
.accent-underline { position: relative; display: inline-block; }
.accent-underline::after {
  content: '';
  position: absolute;
  bottom: -6px; left: 0;
  width: 60px; height: 4px;
  background: var(--color-orange);
  border-radius: 2px;
}

/* Boutons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  padding: .75rem 1.75rem;
  border-radius: var(--radius-md);
  font-weight: 700;
  font-size: .95rem;
  transition: background var(--transition), color var(--transition), transform var(--transition), box-shadow var(--transition);
}
.btn--primary {
  background: var(--color-orange);
  color: var(--color-white);
}
.btn--primary:hover { background: var(--color-orange-dark); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(232,114,12,.35); }

.btn--secondary {
  background: transparent;
  color: var(--color-navy);
  border: 2px solid var(--color-navy);
}
.btn--secondary:hover { background: var(--color-navy); color: var(--color-white); transform: translateY(-2px); }

.btn--white {
  background: var(--color-white);
  color: var(--color-navy);
}
.btn--white:hover { background: var(--color-cream); transform: translateY(-2px); }

.btn--outline-white {
  background: transparent;
  color: var(--color-white);
  border: 2px solid var(--color-white);
}
.btn--outline-white:hover { background: var(--color-white); color: var(--color-navy); transform: translateY(-2px); }

/* Animation au scroll */
.fade-in { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }
.fade-in-left { opacity: 0; transform: translateX(-40px); transition: opacity .6s ease, transform .6s ease; }
.fade-in-left.visible { opacity: 1; transform: translateX(0); }
.fade-in-right { opacity: 0; transform: translateX(40px); transition: opacity .6s ease, transform .6s ease; }
.fade-in-right.visible { opacity: 1; transform: translateX(0); }

/* Delay helpers */
.delay-1 { transition-delay: .1s; }
.delay-2 { transition-delay: .2s; }
.delay-3 { transition-delay: .3s; }
.delay-4 { transition-delay: .4s; }

/* Placeholder visuel */
.img-placeholder {
  background: var(--color-navy);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 300px;
  border-radius: var(--radius-md);
  color: rgba(255,255,255,.5);
  font-size: .85rem;
  font-style: italic;
}
.photo-placeholder {
  background: linear-gradient(135deg, #e8eef3, #d0dce6);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 200px;
  border-radius: var(--radius-md);
  color: var(--color-text-light);
  font-size:.85rem;
  font-style:italic;
}

/* =============================================================
   4. HEADER
   ============================================================= */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  height: var(--header-h);
  background: var(--color-white);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.header-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}

/* Navigation principale */
.main-nav { display: flex; align-items: center; gap: .25rem; }

.main-nav a {
  padding: .5rem .75rem;
  border-radius: var(--radius-sm);
  font-size: .9rem;
  font-weight: 500;
  color: var(--color-navy);
  transition: color var(--transition), background var(--transition);
  white-space: nowrap;
}
.main-nav a:hover { color: var(--color-orange); background: rgba(232,114,12,.07); }
.main-nav a.active { color: var(--color-orange); font-weight: 700; }

.nav-cta {
  background: var(--color-orange) !important;
  color: var(--color-white) !important;
  padding: .5rem 1.1rem !important;
  border-radius: var(--radius-md) !important;
  font-weight: 700 !important;
}
.nav-cta:hover { background: var(--color-orange-dark) !important; box-shadow: 0 4px 14px rgba(232,114,12,.35); }

/* Header social icons + actions */
.header-actions {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-social {
  display: flex;
  align-items: center;
  gap: 12px;
}
.header-social a {
  display: flex;
  align-items: center;
  color: var(--color-navy);
  transition: opacity var(--transition);
}
.header-social a:hover { opacity: .6; }
.header-social-sep {
  display: inline-block;
  width: 1px;
  height: 20px;
  background: rgba(26,58,82,.2);
  border-radius: 1px;
}

/* Burger */
.burger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px; height: 40px;
  padding: 4px;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}
.burger:hover { background: var(--color-cream); }
.burger span {
  display: block;
  width: 100%; height: 2.5px;
  background: var(--color-navy);
  border-radius: 2px;
  transition: transform .3s ease, opacity .3s ease;
}
.burger[aria-expanded="true"] span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

/* Mobile nav overlay */
.mobile-nav {
  display: none;
  position: fixed;
  inset: var(--header-h) 0 0 0;
  background: var(--color-white);
  z-index: 999;
  overflow-y: auto;
  padding: 1.5rem var(--container-pad) 2rem;
  flex-direction: column;
  gap: .25rem;
}
.mobile-nav.open { display: flex; }
.mobile-nav a {
  display: block;
  padding: .85rem 1rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-navy);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition), color var(--transition);
}
.mobile-nav a:hover { background: var(--color-cream); color: var(--color-orange); }
.mobile-nav a.active { color: var(--color-orange); font-weight: 700; }
.mobile-nav .nav-cta {
  margin-top: 1rem;
  background: var(--color-orange) !important;
  color: var(--color-white) !important;
  text-align: center;
  border-bottom: none !important;
}

/* Spacer pour header fixe */
.header-spacer { height: var(--header-h); }

/* =============================================================
   5. HERO
   ============================================================= */
.hero {
  position: relative;
  min-height: calc(100vh - var(--header-h));
  display: flex;
  align-items: center;
  background: var(--color-navy);
  overflow: hidden;
  padding-block: 5rem 4rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%; height: 100%;
  object-fit: cover;
  opacity: .25;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(26,58,82,.92) 55%, rgba(26,58,82,.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 780px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: .5rem;
  background: rgba(232,114,12,.2);
  border: 2px solid #E8720C;
  color: #FFFFFF;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: .08em;
  text-transform: uppercase;
  padding: .6rem 1.5rem;
  border-radius: 100px;
  margin-bottom: 1.5rem;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 1.25rem;
}

.hero h1 span { color: var(--color-orange); }

.hero-sub {
  font-size: clamp(1rem, 1.8vw, 1.15rem);
  color: rgba(255,255,255,.85);
  max-width: 620px;
  margin-bottom: 2.5rem;
  line-height: 1.7;
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: 1rem; }

.hero-scroll {
  position: absolute;
  bottom: 2rem; left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
  color: rgba(255,255,255,.5);
  font-size: .75rem;
  animation: bounce 2s infinite;
}
.hero-scroll span { width: 1.5px; height: 40px; background: rgba(255,255,255,.3); }

@keyframes bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(6px); }
}

/* =============================================================
   6. CHIFFRES CLÉS
   ============================================================= */
.stats { padding-block: 3.5rem; background: var(--color-cream); }

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
}

.stat-item { text-align: center; }

.stat-number {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 800;
  color: var(--color-orange);
  line-height: 1;
  margin-bottom: .35rem;
}

.stat-label {
  font-size: .9rem;
  color: var(--color-text-light);
  font-weight: 500;
}

/* =============================================================
   7. EXPERTISE CARDS
   ============================================================= */
.expertise-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.expertise-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.expertise-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.expertise-icon {
  width: 52px; height: 52px;
  background: linear-gradient(135deg, var(--color-orange), #f5a05a);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
}

.expertise-card h3 { font-size: 1.1rem; font-weight: 700; color: var(--color-navy); }
.expertise-card p  { font-size: .9rem; color: var(--color-text-light); flex-grow: 1; }
.expertise-card a  { font-size: .85rem; font-weight: 600; color: var(--color-orange); display: inline-flex; align-items: center; gap: .3rem; }
.expertise-card a:hover { text-decoration: underline; }

/* =============================================================
   8. APPROCHE STEPS (aperçu accueil)
   ============================================================= */
.steps-preview { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }

.step-preview {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem 1.5rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

.step-number {
  width: 48px; height: 48px;
  background: var(--color-orange);
  color: var(--color-white);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  margin: 0 auto 1rem;
}

.step-preview h3 { font-size: 1rem; font-weight: 700; color: var(--color-navy); margin-bottom: .5rem; }
.step-preview p  { font-size: .88rem; color: var(--color-text-light); }

/* =============================================================
   9. BANDEAU FOURNISSEURS DÉFILANT
   ============================================================= */
.suppliers-marquee-section { overflow: hidden; padding-block: 3rem; }

.marquee-track-wrapper {
  overflow: hidden;
  position: relative;
}
.marquee-track-wrapper::before,
.marquee-track-wrapper::after {
  content: '';
  position: absolute;
  top: 0; bottom: 0;
  width: 100px;
  z-index: 2;
}
.marquee-track-wrapper::before { left: 0; background: linear-gradient(to right, var(--color-white), transparent); }
.marquee-track-wrapper::after  { right: 0; background: linear-gradient(to left, var(--color-white), transparent); }

.marquee-track {
  display: flex;
  align-items: center;
  gap: 3rem;
  width: max-content;
  animation: marquee 25s linear infinite;
}
.marquee-track:hover { animation-play-state: paused; }

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

.marquee-logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 60px;
  padding: 0 1rem;
}
.marquee-logo img {
  max-height: 55px;
  max-width: 160px;
  object-fit: contain;
  filter: grayscale(100%);
  opacity: .7;
  transition: filter var(--transition), opacity var(--transition), transform var(--transition);
}
.marquee-logo:hover img { filter: grayscale(0%); opacity: 1; transform: scale(1.08); }

/* =============================================================
   10. RÉALISATIONS GRILLE
   ============================================================= */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.project-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.project-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.project-img {
  position: relative;
  min-height: 200px;
  background: linear-gradient(135deg, #1A3A52, #234f72);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.project-img img { width: 100%; height: 200px; object-fit: cover; }
.project-img-placeholder {
  min-height: 200px;
  background: linear-gradient(135deg, #1A3A52, #2D5A7E);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: .75rem;
  color: rgba(255,255,255,.5);
  font-size: .85rem;
  font-style: italic;
}
.project-img-placeholder .placeholder-icon { font-size: 3rem; opacity: .4; }

.project-badges {
  position: absolute;
  top: .75rem; left: .75rem;
  display: flex; gap: .4rem;
}
.badge {
  padding: .2rem .6rem;
  border-radius: 100px;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
}
.badge--orange { background: var(--color-orange); color: var(--color-white); }
.badge--navy   { background: var(--color-navy);   color: var(--color-white); }
.badge--green  { background: var(--color-green);  color: var(--color-white); }

.project-body { padding: 1.5rem; }
.project-body h3 { font-size: 1rem; font-weight: 700; color: var(--color-navy); margin-bottom: .5rem; font-style: italic; }
.project-partners { font-size: .8rem; color: var(--color-text-light); margin-bottom: .75rem; }
.project-excerpt { font-size: .88rem; color: var(--color-text-light); margin-bottom: 1.25rem; font-style: italic; }
.project-body .btn { font-size: .85rem; padding: .55rem 1.25rem; }

/* =============================================================
   11. TÉMOIGNAGES CARROUSEL
   ============================================================= */
.testimonials { background: var(--color-navy); padding-block: 5rem; }

.carousel {
  position: relative;
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform .4s ease;
}

.carousel-slide {
  min-width: 100%;
  padding: 0 1rem;
}

.testimonial-card {
  background: rgba(255,255,255,.06);
  border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}

.testimonial-quote {
  font-size: 3rem;
  color: var(--color-orange);
  line-height: 1;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 1.05rem;
  color: rgba(255,255,255,.9);
  font-style: italic;
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.testimonial-author { font-weight: 700; color: var(--color-white); font-size: .95rem; }
.testimonial-filiere { font-size: .85rem; color: rgba(255,255,255,.55); margin-top: .25rem; }

.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  margin-top: 2rem;
}

.carousel-btn {
  width: 44px; height: 44px;
  border-radius: 50%;
  background: rgba(255,255,255,.1);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.1rem;
  transition: background var(--transition);
  border: 1px solid rgba(255,255,255,.2);
}
.carousel-btn:hover { background: var(--color-orange); border-color: var(--color-orange); }

.carousel-dots { display: flex; gap: .5rem; }
.dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,.3);
  transition: background var(--transition), transform var(--transition);
  cursor: pointer;
}
.dot.active { background: var(--color-orange); transform: scale(1.3); }

/* =============================================================
   12. CTA SECTION
   ============================================================= */
.cta-section {
  background: linear-gradient(135deg, var(--color-orange) 0%, #c55e08 100%);
  padding-block: 4rem;
  text-align: center;
}
.cta-section h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 800; color: var(--color-white); margin-bottom: .75rem; }
.cta-section p  { color: rgba(255,255,255,.88); font-size: 1.05rem; max-width: 580px; margin: 0 auto 2rem; }

/* =============================================================
   13. FOOTER
   ============================================================= */
.site-footer {
  background: var(--color-navy);
  color: rgba(255,255,255,.8);
  padding-top: 4rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,.1);
}

.footer-logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
  margin-bottom: 1rem;
  filter: brightness(0) invert(1);
}

.footer-tagline { font-size: .88rem; color: rgba(255,255,255,.55); margin-bottom: 1.25rem; line-height: 1.6; }

.footer-social { display: flex; gap: .75rem; }
.social-link {
  width: 38px; height: 38px;
  border-radius: 50%;
  background: rgba(255,255,255,.08);
  display: flex; align-items: center; justify-content: center;
  transition: background var(--transition), color var(--transition);
  color: rgba(255,255,255,.7);
  font-size: .95rem;
  border: 1px solid rgba(255,255,255,.15);
}
.social-link:hover { background: var(--color-orange); color: var(--color-white); border-color: var(--color-orange); }

.footer-col h4 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 1.25rem;
}

.footer-nav { display: flex; flex-direction: column; gap: .5rem; }
.footer-nav a {
  font-size: .88rem;
  color: rgba(255,255,255,.65);
  transition: color var(--transition), padding-left var(--transition);
}
.footer-nav a:hover { color: var(--color-white); padding-left: 4px; }

.footer-contact-list { display: flex; flex-direction: column; gap: .75rem; }
.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: .75rem;
  font-size: .88rem;
  color: rgba(255,255,255,.65);
}
.footer-contact-item .icon { color: var(--color-orange); font-size: 1rem; flex-shrink: 0; margin-top: 2px; }
.footer-contact-item a { color: rgba(255,255,255,.65); transition: color var(--transition); }
.footer-contact-item a:hover { color: var(--color-white); }

.footer-bottom {
  padding-block: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}
.footer-bottom-left { font-size: .82rem; color: rgba(255,255,255,.4); }
.footer-bottom-right { display: flex; gap: 1.5rem; }
.footer-bottom-right a { font-size: .82rem; color: rgba(255,255,255,.4); transition: color var(--transition); }
.footer-bottom-right a:hover { color: var(--color-white); }

/* =============================================================
   14. PAGE INTÉRIEURE — HERO
   ============================================================= */
.page-hero {
  background: var(--color-navy);
  padding-block: 4rem 3.5rem;
  position: relative;
  overflow: hidden;
}
.page-hero::after {
  content: '';
  position: absolute;
  bottom: -1px; left: 0; right: 0;
  height: 60px;
  background: var(--color-white);
  clip-path: ellipse(55% 100% at 50% 100%);
}
.page-hero--cream::after { background: var(--color-cream); }

.page-hero-inner { max-width: 780px; }
.page-breadcrumb {
  display: flex; gap: .5rem; align-items: center;
  font-size: .82rem;
  color: rgba(255,255,255,.5);
  margin-bottom: 1rem;
}
.page-breadcrumb a { color: rgba(255,255,255,.5); transition: color var(--transition); }
.page-breadcrumb a:hover { color: var(--color-orange); }
.page-breadcrumb span { color: rgba(255,255,255,.3); }

.page-hero h1 {
  font-size: clamp(1.75rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.25;
  margin-bottom: 1rem;
}
.page-hero h1 em { font-style: normal; color: var(--color-orange); }
.page-hero-sub {
  font-size: 1.05rem;
  color: rgba(255,255,255,.8);
  line-height: 1.7;
  max-width: 620px;
}

/* =============================================================
   15. TIMELINE (Qui sommes-nous)
   ============================================================= */
.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: linear-gradient(to bottom, var(--color-orange), var(--color-green));
  border-radius: 2px;
}

.timeline-item {
  position: relative;
  padding-bottom: 2.5rem;
  padding-left: 1.75rem;
}
.timeline-item:last-child { padding-bottom: 0; }

.timeline-dot {
  position: absolute;
  left: -2.35rem;
  top: 4px;
  width: 18px; height: 18px;
  background: var(--color-white);
  border: 3px solid var(--color-orange);
  border-radius: 50%;
}

.timeline-year {
  font-size: .78rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: .35rem;
}

.timeline-item h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-navy); margin-bottom: .5rem; }
.timeline-item p  { font-size: .92rem; color: var(--color-text-light); line-height: 1.65; }

/* =============================================================
   16. BADGES DÉPARTEMENTS
   ============================================================= */
.dept-badges { display: flex; flex-wrap: wrap; gap: .5rem; margin-top: 1.25rem; }
.dept-badge {
  padding: .35rem .85rem;
  background: var(--color-cream);
  border: 1px solid var(--color-border);
  border-radius: 100px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--color-navy);
  cursor: default;
  transition: background var(--transition), color var(--transition), border-color var(--transition);
}
.dept-badge:hover { background: var(--color-navy); color: var(--color-white); border-color: var(--color-navy); }

/* =============================================================
   17. ACCORDÉON
   ============================================================= */
.accordion { display: flex; flex-direction: column; gap: .5rem; }

.accordion-item {
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition);
}
.accordion-item.open { box-shadow: var(--shadow-sm); }

.accordion-btn {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.25rem 1.5rem;
  font-size: 1rem;
  font-weight: 600;
  color: var(--color-navy);
  text-align: left;
  transition: color var(--transition), background var(--transition);
}
.accordion-item.open .accordion-btn { color: var(--color-orange); }
.accordion-btn:hover { background: var(--color-cream); }

.accordion-icon {
  flex-shrink: 0;
  font-size: 1.1rem;
  transition: transform .3s ease;
  color: var(--color-orange);
}
.accordion-item.open .accordion-icon { transform: rotate(90deg); }

.accordion-body {
  max-height: 0;
  overflow: hidden;
  transition: max-height .4s ease;
}
.accordion-item.open .accordion-body { max-height: 600px; }

.accordion-content {
  padding: 0 1.5rem 1.5rem;
  font-size: .93rem;
  color: var(--color-text-light);
  line-height: 1.7;
}
.accordion-content ul { margin-top: .75rem; display: flex; flex-direction: column; gap: .4rem; }
.accordion-content li {
  display: flex;
  align-items: flex-start;
  gap: .6rem;
}
.accordion-content li::before {
  content: '✓';
  color: var(--color-green);
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Expertise icon in accordion */
.accordion-btn-inner {
  display: flex;
  align-items: center;
  gap: .75rem;
}
.accordion-expertise-icon {
  width: 36px; height: 36px;
  border-radius: var(--radius-sm);
  background: linear-gradient(135deg, var(--color-orange), #f5a05a);
  display: flex; align-items: center; justify-content: center;
  font-size: 1rem;
  flex-shrink: 0;
}

/* =============================================================
   18. ÉQUIPE FICHES
   ============================================================= */
.team-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.team-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}
.team-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }

.team-info { padding: 1.5rem; }
.team-name { font-size: 1.05rem; font-weight: 700; color: var(--color-navy); margin-bottom: .2rem; }
.team-role { font-size: .82rem; font-weight: 600; color: var(--color-orange); margin-bottom: .75rem; text-transform: uppercase; letter-spacing: .04em; }
.team-bio  { font-size: .88rem; color: var(--color-text-light); line-height: 1.6; }

/* =============================================================
   19. VALEURS ACCORDÉON (spécifique)
   ============================================================= */
.values-accordion .accordion-btn { font-size: 1.05rem; }

/* =============================================================
   20. APPROCHE — 5 ÉTAPES
   ============================================================= */
.steps-full { display: flex; flex-direction: column; gap: 0; }

.step-full {
  display: grid;
  grid-template-columns: 80px 1fr;
  gap: 2rem;
  padding-block: 2.5rem;
  border-bottom: 1px solid var(--color-border);
  align-items: flex-start;
}
.step-full:last-child { border-bottom: none; }

.step-full-num {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: .5rem;
}

.step-circle {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-orange);
  color: var(--color-white);
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  flex-shrink: 0;
}

.step-connector {
  width: 2px; height: 40px;
  background: linear-gradient(to bottom, var(--color-orange), var(--color-border));
}
.step-full:last-child .step-connector { display: none; }

.step-full-body h3 {
  font-size: 1.2rem;
  font-weight: 800;
  color: var(--color-navy);
  margin-bottom: .75rem;
}
.step-full-body p { font-size: .95rem; color: var(--color-text-light); line-height: 1.7; }

/* =============================================================
   21. POURQUOI MEB32 — ENGAGEMENTS
   ============================================================= */
.engagements-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}
.engagement-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  display: flex;
  gap: 1.5rem;
  align-items: flex-start;
  transition: transform var(--transition), box-shadow var(--transition);
}
.engagement-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.engagement-icon {
  width: 52px; height: 52px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--color-navy), var(--color-navy-light));
  display: flex; align-items: center; justify-content: center;
  font-size: 1.5rem;
  color: var(--color-white);
}
.engagement-body h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-navy); margin-bottom: .5rem; }
.engagement-body p  { font-size: .9rem; color: var(--color-text-light); line-height: 1.65; }

/* =============================================================
   22. FOURNISSEURS CARTES
   ============================================================= */
.suppliers-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.supplier-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  position: relative;
  transition: transform var(--transition), box-shadow var(--transition);
}
.supplier-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.supplier-logo-wrap {
  padding: 2rem;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  background: var(--color-cream);
  border-bottom: 1px solid var(--color-border);
}
.supplier-logo-wrap img {
  max-height: 80px;
  max-width: 200px;
  object-fit: contain;
  transition: transform var(--transition);
}
.supplier-card:hover .supplier-logo-wrap img { transform: scale(1.05); }

.supplier-body { padding: 1.5rem; }
.supplier-body h3 { font-size: 1rem; font-weight: 700; color: var(--color-navy); margin-bottom: .5rem; }
.supplier-short { font-size: .88rem; color: var(--color-text-light); line-height: 1.6; margin-bottom: 1rem; }

.supplier-overlay {
  position: absolute;
  inset: 0;
  background: rgba(26,58,82,.93);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 2rem;
  text-align: center;
  opacity: 0;
  transition: opacity .3s ease;
}
.supplier-card:hover .supplier-overlay { opacity: 1; }
.supplier-overlay h3 { color: var(--color-white); font-size: 1.05rem; margin-bottom: .75rem; }
.supplier-overlay p  { color: rgba(255,255,255,.85); font-size: .88rem; line-height: 1.65; margin-bottom: 1.25rem; }

.supplier-link {
  display: inline-flex;
  align-items: center;
  gap: .4rem;
  font-size: .85rem;
  font-weight: 700;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,.4);
  padding: .5rem 1.2rem;
  border-radius: var(--radius-md);
  transition: background var(--transition), border-color var(--transition);
}
.supplier-link:hover { background: var(--color-orange); border-color: var(--color-orange); }

/* =============================================================
   23. FAQ
   ============================================================= */
.faq-section { max-width: 800px; margin-inline: auto; }

/* =============================================================
   24. FORMULAIRE CONTACT
   ============================================================= */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 400px;
  gap: 3rem;
  align-items: flex-start;
}

.contact-form { background: var(--color-white); border-radius: var(--radius-lg); padding: 2.5rem; box-shadow: var(--shadow-md); }

.form-group { margin-bottom: 1.25rem; }
.form-label {
  display: block;
  font-size: .88rem;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: .4rem;
}
.form-required { color: var(--color-orange); margin-left: .2rem; }

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: .75rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  font-family: var(--font-base);
  font-size: .93rem;
  color: var(--color-text);
  background: var(--color-white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}
.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-orange);
  box-shadow: 0 0 0 3px rgba(232,114,12,.12);
}
.form-input.error,
.form-select.error,
.form-textarea.error { border-color: #e53e3e; }
.form-input.valid,
.form-select.valid,
.form-textarea.valid { border-color: var(--color-green); }

.form-textarea { resize: vertical; min-height: 140px; }

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

.form-error {
  font-size: .78rem;
  color: #e53e3e;
  margin-top: .3rem;
  display: none;
}
.form-error.visible { display: block; }

.form-checkbox { display: flex; align-items: flex-start; gap: .75rem; }
.form-checkbox input[type="checkbox"] {
  width: 18px; height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-orange);
  cursor: pointer;
}
.form-checkbox label { font-size: .85rem; color: var(--color-text-light); line-height: 1.5; cursor: pointer; }
.form-checkbox label a { color: var(--color-orange); text-decoration: underline; }

.honeypot { display: none !important; }

.form-submit { width: 100%; padding: .9rem; font-size: 1rem; margin-top: 1rem; }

.form-success {
  display: none;
  background: #f0faf5;
  border: 1px solid var(--color-green);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  text-align: center;
  color: var(--color-green);
  font-weight: 600;
  margin-top: 1rem;
}
.form-success.visible { display: block; }

.contact-info-box {
  position: sticky;
  top: calc(var(--header-h) + 1.5rem);
}

.info-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
  margin-bottom: 1.25rem;
}
.info-card h3 {
  font-size: .8rem;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-orange);
  margin-bottom: 1.25rem;
}

.info-list { display: flex; flex-direction: column; gap: 1rem; }
.info-item { display: flex; gap: .75rem; align-items: flex-start; }
.info-icon { color: var(--color-orange); font-size: 1.1rem; flex-shrink: 0; margin-top: 2px; }
.info-text { font-size: .9rem; color: var(--color-text-light); line-height: 1.5; }
.info-text strong { color: var(--color-navy); display: block; margin-bottom: .2rem; }
.info-text a { color: var(--color-orange); }

.maps-link {
  display: flex;
  align-items: center;
  gap: .6rem;
  font-size: .88rem;
  font-weight: 600;
  color: var(--color-navy);
  border: 1.5px solid var(--color-border);
  padding: .65rem 1.2rem;
  border-radius: var(--radius-md);
  transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.maps-link:hover { background: var(--color-navy); color: var(--color-white); border-color: var(--color-navy); }

/* =============================================================
   25. PAGES LÉGALES
   ============================================================= */
.legal-content { max-width: 820px; padding-block: 4rem; }
.legal-content h2 { font-size: 1.35rem; font-weight: 700; color: var(--color-navy); margin: 2rem 0 .75rem; }
.legal-content h3 { font-size: 1.05rem; font-weight: 700; color: var(--color-navy); margin: 1.5rem 0 .5rem; }
.legal-content p, .legal-content li { font-size: .93rem; color: var(--color-text-light); line-height: 1.7; margin-bottom: .5rem; }
.legal-content ul { padding-left: 1.5rem; list-style: disc; }
.legal-content a { color: var(--color-orange); text-decoration: underline; }

/* =============================================================
   26. RESPONSIVE — TABLETTE (≤ 1024px)
   ============================================================= */
@media (max-width: 1024px) {
  .main-nav { display: none; }
  .header-actions { display: none; }
  .burger { display: flex; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .expertise-grid { grid-template-columns: repeat(2, 1fr); }
  .steps-preview { grid-template-columns: repeat(2, 1fr); }
  .projects-grid { grid-template-columns: repeat(2, 1fr); }
  .team-grid { grid-template-columns: repeat(2, 1fr); }
  .suppliers-grid { grid-template-columns: repeat(2, 1fr); }
  .engagements-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 2rem; }
  .contact-layout { grid-template-columns: 1fr; }
  .contact-info-box { position: static; }
}

/* =============================================================
   27. RESPONSIVE — MOBILE (≤ 768px)
   ============================================================= */
@media (max-width: 768px) {
  :root { --header-h: 64px; }

  .section { padding-block: 3.5rem; }

  .hero { min-height: 90vh; padding-block: 4rem 6rem; }
  .hero h1 { font-size: 1.9rem; }
  .hero-ctas { flex-direction: column; align-items: flex-start; }

  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }

  .expertise-grid { grid-template-columns: 1fr; }
  .steps-preview { grid-template-columns: 1fr; }
  .projects-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: 1fr; }
  .suppliers-grid { grid-template-columns: 1fr; }
  .engagements-grid { grid-template-columns: 1fr; }

  .step-full { grid-template-columns: 1fr; }
  .step-full-num { flex-direction: row; align-items: center; }
  .step-connector { display: none; }

  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; align-items: flex-start; }

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

  .timeline { padding-left: 1.25rem; }
}

/* =============================================================
   28. RESPONSIVE — PETIT MOBILE (≤ 480px)
   ============================================================= */
@media (max-width: 480px) {
  :root { --container-pad: 1rem; }

  .stats-grid { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .dept-badges { gap: .35rem; }
  .hero-ctas .btn { width: 100%; justify-content: center; }
  .cta-section .btn { width: 100%; justify-content: center; }
}