:root{
  --bleu:#0b5cad; --bleu-fonce:#084a8c; --bleu-clair:#e8f1fb;
  --encre:#12233a; --gris:#5b6b80; --fond:#f7fafd; --blanc:#fff;
  --accent:#f5a623; --rayon:14px; --ombre:0 10px 30px rgba(11,92,173,.12);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{font-family:'Inter',system-ui,sans-serif;color:var(--encre);line-height:1.65;background:var(--blanc)}
h1,h2,h3,.logo{font-family:'Archivo',sans-serif;letter-spacing:-.01em}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem);margin-bottom:.5rem}
img{max-width:100%;display:block;border-radius:var(--rayon)}
.wrap{max-width:1140px;margin:0 auto;padding:0 20px}
.section{padding:84px 0}
.section.alt{background:var(--fond)}
.narrow{max-width:760px}
.center{text-align:center;margin-top:34px}
.kicker{color:var(--bleu);font-weight:700;text-transform:uppercase;font-size:.82rem;letter-spacing:.12em;margin-bottom:8px}
.lead{color:var(--gris);font-size:1.08rem;max-width:640px;margin-bottom:36px}
.muted{color:var(--gris);font-size:.92rem}

/* Topbar */
.topbar{background:var(--encre);color:#fff;font-size:.86rem}
.topbar-in{display:flex;justify-content:space-between;align-items:center;padding:8px 20px;gap:12px;flex-wrap:wrap}
.topbar-tel{color:#fff;font-weight:700;text-decoration:none}

/* Nav */
.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid #e6edf5}
.nav-in{display:flex;align-items:center;gap:26px;padding:14px 20px}
.logo{font-size:1.35rem;text-decoration:none;color:var(--encre);font-weight:600;white-space:nowrap}
.logo b{color:var(--bleu)}
.links{display:flex;gap:22px;margin-left:auto}
.links a{text-decoration:none;color:var(--encre);font-weight:500;font-size:.95rem}
.links a:hover{color:var(--bleu)}
.nav-cta{display:flex;gap:10px;align-items:center}
.burger{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer;margin-left:auto}

/* Boutons */
.btn{display:inline-block;padding:12px 22px;border-radius:999px;font-weight:700;text-decoration:none;font-size:.95rem;border:0;cursor:pointer;transition:transform .12s,box-shadow .12s;text-align:center}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--bleu);color:#fff;box-shadow:var(--ombre)}
.btn-primary:hover{background:var(--bleu-fonce)}
.btn-ghost{border:2px solid #d5e2f2;color:var(--encre);background:#fff}
.btn-light{background:#fff;color:var(--bleu-fonce)}
.btn-lg{padding:15px 30px;font-size:1.02rem}

/* Hero */
.hero{position:relative;color:#fff;overflow:hidden}
.hero-bg{position:absolute;inset:0;background:url('img/hero.jpg') center/cover;filter:brightness(.92)}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(100deg,rgba(8,40,75,.88) 20%,rgba(8,40,75,.45) 60%,rgba(8,40,75,.15))}
.hero-in{position:relative;z-index:1;padding:110px 20px;max-width:1140px}
.hero-txt{max-width:640px}
.hero h1{font-size:clamp(2.1rem,5vw,3.4rem);line-height:1.12;margin:14px 0}
.hero-sub{font-size:1.12rem;opacity:.94;margin-bottom:28px}
.hero-badges{display:flex;gap:10px;flex-wrap:wrap}
.hero-badges span{background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.35);padding:6px 14px;border-radius:999px;font-size:.83rem;font-weight:600}
.hero-btns{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:22px}
.hero-proof{font-size:.95rem;opacity:.95;margin-top:26px;position:relative}

/* Certifications */
.certs{background:var(--encre);padding:20px 0}
.certs-in{display:flex;gap:14px;flex-wrap:wrap;justify-content:center;align-items:center}
.cert{border:1px solid rgba(255,255,255,.35);color:#fff;padding:8px 18px;border-radius:8px;font-weight:700;font-size:.85rem;letter-spacing:.04em}

/* Stats */
.stats{background:var(--bleu);color:#fff}
.stats-in{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:38px 20px;text-align:center}
.stat b{font-size:2.4rem;display:block;font-family:'Archivo'}
.stat span{opacity:.9;font-size:.92rem}

/* Cartes services */
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid #e6edf5;border-radius:var(--rayon);padding:30px 26px;box-shadow:0 4px 14px rgba(11,92,173,.06);transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-4px);box-shadow:var(--ombre)}
.card-ico{font-size:2.2rem;margin-bottom:12px}
.card h3{margin-bottom:8px;font-size:1.15rem}
.card p{color:var(--gris);font-size:.95rem}
.avis p{font-style:italic;margin:12px 0}
.stars{font-size:1rem}

/* Urgence — sobre et professionnel */
.urgence{background:#0d1b2e;color:#fff;position:relative;overflow:hidden}
.urgence::before{content:'';position:absolute;left:0;top:0;bottom:0;width:5px;background:linear-gradient(180deg,#e74c3c,#922b21)}
.urgence::after{content:'';position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;background:radial-gradient(circle,rgba(231,76,60,.14),transparent 70%);pointer-events:none}
.urgence-in{display:flex;align-items:center;justify-content:space-between;gap:28px;padding:60px 20px;flex-wrap:wrap;position:relative;z-index:1}
.urgence-badge{display:inline-block;background:rgba(231,76,60,.13);border:1px solid rgba(231,76,60,.45);color:#ff9a8a;font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;padding:7px 16px;border-radius:999px;margin-bottom:16px}
.urgence h2{color:#fff}
.urgence p{color:#b8c5d6;max-width:560px}
.btn-urgence{background:#e74c3c;color:#fff;box-shadow:0 10px 28px rgba(231,76,60,.35)}
.btn-urgence:hover{background:#c0392b;transform:translateY(-2px)}

/* Galerie */
.galerie{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.galerie figure{margin:0}
.galerie img{height:220px;width:100%;object-fit:cover;transition:transform .2s}
.galerie figure:hover img{transform:scale(1.03)}
.galerie figcaption{padding:10px 4px;font-weight:600;font-size:.9rem;color:var(--gris)}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split-img img{box-shadow:var(--ombre)}
.checks{list-style:none;margin:22px 0 28px;display:grid;gap:12px}
.checks li{padding-left:34px;position:relative;font-weight:500}
.checks li::before{content:'✓';position:absolute;left:0;top:0;width:24px;height:24px;background:var(--bleu-clair);color:var(--bleu);border-radius:50%;display:grid;place-items:center;font-weight:800}

/* FAQ */
.faq details{background:#fff;border:1px solid #e6edf5;border-radius:12px;margin-bottom:12px;overflow:hidden}
.faq summary{padding:18px 22px;font-weight:700;cursor:pointer;list-style:none;font-size:1.02rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:'+';float:right;color:var(--bleu);font-size:1.3rem}
.faq details[open] summary::after{content:'–'}
.faq details p{padding:0 22px 20px;color:var(--gris)}
.faq a{color:var(--bleu)}

/* Zones */
.zones{background:var(--encre);color:#fff;text-align:center}
.zones .wrap{padding:54px 20px}
.zones h2{font-size:1.5rem;margin-bottom:14px}
.zones p{opacity:.9;max-width:760px;margin:0 auto;line-height:2}

/* Contact */
.coord{display:grid;gap:12px;margin-top:24px;font-size:1.02rem}
.coord a{color:var(--bleu);text-decoration:none;font-weight:600}
.form{background:#fff;border:1px solid #e6edf5;border-radius:18px;padding:34px;box-shadow:var(--ombre)}
.form h3{margin-bottom:18px}
.form label{display:block;font-weight:600;font-size:.9rem;margin-bottom:14px}
.form input,.form select,.form textarea{width:100%;margin-top:6px;padding:13px 14px;border:1.5px solid #d5e2f2;border-radius:10px;font-size:1rem;font-family:inherit}
.form input:focus,.form select:focus,.form textarea:focus{outline:none;border-color:var(--bleu)}
.form .btn{width:100%;margin-top:6px}
.form-note{min-height:1.4em;color:var(--bleu);font-weight:600;margin-top:10px}

/* Footer */
footer{background:#0d1b2e;color:#fff}
.foot-in{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:48px 20px 24px;flex-wrap:wrap}
.foot-in .logo{color:#fff}
.foot-links{display:flex;gap:20px}
.foot-links a{color:#c9d6e8;text-decoration:none;font-size:.94rem}
.foot-base{display:flex;justify-content:space-between;padding:18px 20px;border-top:1px solid rgba(255,255,255,.12);font-size:.85rem;color:#8fa3bd;flex-wrap:wrap;gap:8px}

/* Responsive */
@media(max-width:900px){
  .cards{grid-template-columns:1fr 1fr}
  .galerie{grid-template-columns:1fr 1fr}
  .split{grid-template-columns:1fr}
  .stats-in{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .links,.nav-cta{display:none}
  .links.open{display:flex;position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;padding:18px 20px;gap:14px;border-bottom:1px solid #e6edf5;box-shadow:var(--ombre)}
  .burger{display:block}
  .cards{grid-template-columns:1fr}
  .galerie{grid-template-columns:1fr}
  .section{padding:60px 0}
  .hero-in{padding:80px 20px}
  .topbar-urg{display:none}
}

/* ============ Scroll animations : GSAP + Lenis ============ */
/* Lenis : base requise */
html.lenis, html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto !important}
.lenis.lenis-stopped{overflow:hidden}

/* Nav qui réagit au scroll */
.nav{transition:box-shadow .25s}
.nav.scrolled{box-shadow:0 6px 24px rgba(11,92,173,.14)}

/* Galerie : cadre fixe pour la parallaxe interne */
.galerie figure{overflow:hidden;border-radius:var(--rayon)}
.galerie img{height:230px;scale:1.22;transition:transform .6s cubic-bezier(.22,.61,.36,1)}
.galerie figure:hover img{transform:scale(1.04)}

/* Marquee infini pour les certifications */
.marquee{overflow:hidden}
.marquee-track{display:flex;width:max-content;animation:mq 30s linear infinite}
.mq-group{display:flex;gap:14px;padding:10px 14px 10px 0;align-items:center}
.marquee:hover .marquee-track{animation-play-state:paused}
@keyframes mq{to{transform:translateX(-50%)}}

/* Cartes : léger tilt au survol */
.card{transition:transform .25s cubic-bezier(.22,.61,.36,1),box-shadow .25s}
.card:hover{transform:translateY(-6px)}

/* Galerie : zoom doux */
.galerie img{transition:transform .6s cubic-bezier(.22,.61,.36,1)}

/* Boutons : pulse subtil sur le CTA principal du hero */
.hero .btn-primary{animation:ctaPulse 2.6s ease-in-out 1.2s infinite}
@keyframes ctaPulse{0%,100%{box-shadow:0 10px 30px rgba(11,92,173,.12)}50%{box-shadow:0 10px 38px rgba(11,92,173,.45)}}

/* Accessibilité : respecte les préférences de mouvement */
@media (prefers-reduced-motion:reduce){
  .marquee-track{animation:none}
  .hero .btn-primary{animation:none}
  html{scroll-behavior:auto}
}