:root{
  --bleu:#173b5d;
  --vert:#2b9c86;
  --vert-fonce:#16846f;
  --jaune:#f4ca45;
  --fond:#f7fbfa;
  --texte:#173b5d;
  --muted:#49677d;
  --shadow:0 18px 45px rgba(25,59,93,.12);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Manrope',Arial,sans-serif;color:var(--texte);background:var(--fond);line-height:1.55}
a{text-decoration:none;color:inherit}
img{max-width:100%;display:block}
.container{width:min(1110px,92vw);margin:0 auto}

.site-header{position:fixed;top:0;left:0;right:0;height:70px;background:rgba(255,255,255,.94);display:flex;align-items:center;justify-content:space-between;padding:0 6%;z-index:50;box-shadow:0 1px 0 rgba(0,0,0,.05)}
.brand img{height:60px;width:auto}
.nav{display:flex;align-items:center;gap:22px;flex-wrap:wrap}
.nav a{font-size:14px;font-weight:800;color:#183a58}
.nav a:hover{color:var(--vert)}
.menu-toggle{display:none;border:0;background:var(--bleu);color:white;border-radius:12px;padding:9px 14px;font-weight:900}

.page{display:none;min-height:100vh;padding-top:70px}
.page.active{display:block}
.inner-page{background:#f8fbf7;padding:100px 0 80px}
.back{border:0;background:#fff;color:var(--vert-fonce);border-radius:999px;padding:11px 18px;font-weight:900;box-shadow:var(--shadow);cursor:pointer;margin-bottom:26px}
.section-kicker,.eyebrow{font-size:12px;letter-spacing:.18em;text-transform:uppercase;font-weight:900;color:#48a676;margin:0 0 18px}
h2{font-size:44px;line-height:1.1;color:var(--bleu);margin:0 0 16px;font-weight:900}
.section-intro{color:var(--muted);font-weight:600;font-size:18px;margin-bottom:36px}

.btn{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:14px 24px;font-weight:900;font-size:14px;cursor:pointer;transition:.2s ease}
.btn:hover,.back:hover{transform:translateY(-2px)}
.btn-primary{background:#18947f;color:#fff;box-shadow:0 12px 25px rgba(24,148,127,.20)}
.btn-light{background:#fff;color:#10806e;box-shadow:0 12px 25px rgba(25,59,93,.08)}

.hero-page{position:relative;overflow:hidden;background:var(--fond)}
.hero-bg{position:absolute;inset:70px 0 0 0;background:url('../assets/fond-accueil.png') center center/cover no-repeat}
.hero-overlay{position:absolute;inset:70px 0 0 0;background:rgba(255,255,255,.03)}
.hero-inner{position:relative;z-index:1;min-height:calc(100vh - 70px);display:grid;grid-template-columns:1fr 430px;align-items:center;gap:90px;padding-top:80px;padding-left:200px;max-width:1360px;width:100%}
.hero-copy{
    max-width:720px;
    margin-left:140px;
    padding:45px 55px;
    background:rgba(255,255,255,.72);
    backdrop-filter:blur(10px);
    border-radius:30px;
}
.hero-copy h1{font-size:46px;line-height:1.28;font-weight:800;color:var(--bleu);margin:0 0 22px;letter-spacing:-.03em}
.lead{font-size:16px;font-weight:800;line-height:1.5;color:var(--bleu);max-width:570px;margin:0 0 22px}
.value-line{display:flex;flex-wrap:wrap;gap:14px}
.value-line span{background:#fff;border-radius:999px;padding:9px 15px;font-size:13px;font-weight:900;box-shadow:0 10px 24px rgba(25,59,93,.08)}
.quote-card{width:338px;min-height:220px;background:linear-gradient(135deg,#268f8d,#0f5673);color:#fff;border-radius:28px;padding:34px 35px;box-shadow:0 18px 45px rgba(11,83,105,.20)}
.quote-mark{font-size:58px;line-height:.6;font-family:Georgia,serif;color:#fff;font-weight:700}
.quote-card p{margin:18px 0 0;font-size:16px;line-height:1.55;font-weight:900;color:#fff}

.domains,.skills-cards,.career-grid,.why-grid,.news-grid,.testimonial-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.domain-card,.skill-card,.career-item,.news-card,.testimonial-grid article,.rdv-card{background:#fff;border-radius:28px;padding:30px;box-shadow:var(--shadow)}
.domain-card{border-top:8px solid var(--vert)}
.domain-gold{border-top-color:var(--jaune)}
.domain-rose{border-top-color:#f09bb0}
.icon-round{width:50px;height:50px;border-radius:50%;display:grid;place-items:center;background:#e9f7f4;color:var(--vert-fonce);font-weight:900;margin-bottom:18px}
.domain-card h3,.skill-card h3,.career-item h3,.news-card h3{font-size:23px;line-height:1.2;color:var(--bleu);margin:0 0 16px;font-weight:900}
.domain-card h4{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--vert);margin:18px 0 8px}
.domain-card p,.domain-card li,.skill-card p,.career-item p,.news-card p,.testimonial-grid p,.rdv-card p{color:var(--muted);font-weight:600}
.domain-card ul{padding-left:18px;margin:0}
.chips,.skills-grid{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.chips span,.skills-grid span{font-size:12px;font-weight:900;border-radius:999px;background:#f1faf7;color:var(--vert-fonce);padding:8px 12px}

.about-grid-page{display:grid;grid-template-columns:360px 1fr;gap:30px;align-items:start}
.about-grid-page .back{grid-column:1/-1}
.portrait-card{background:#fff;border-radius:28px;padding:14px;box-shadow:var(--shadow)}
.portrait-card img{width:100%;height:100%;border-radius:22px;aspect-ratio:4/5;object-fit:cover;object-position:center top}
.about-content,.mission-card{background:#fff;border-radius:28px;padding:32px;box-shadow:var(--shadow)}
.about-content p,.mission-card p{font-weight:600;color:var(--muted)}
.mission-card{grid-column:1/-1}
.mission-card h3{font-size:30px;color:var(--bleu);margin:0 0 10px}
.mission-card strong{color:var(--vert-fonce)}

.skills-cards{margin-top:45px}
.skill-card{border-top:7px solid var(--jaune);transition:.25s ease}
.skill-card:hover,.news-card:hover{transform:translateY(-6px)}
.skill-level{display:inline-block;background:var(--bleu);color:#fff;padding:7px 16px;border-radius:999px;font-size:13px;font-weight:900;margin-bottom:18px}
.skill-level.green{background:var(--vert-fonce)}
.skill-level.blue{background:#4a76d4}
.career-title{margin-top:70px}
.career-grid{margin-top:35px}
.career-item{border-left:5px solid var(--vert)}
.career-item span,.news-card span{display:inline-block;background:var(--vert-fonce);color:#fff;padding:6px 13px;border-radius:999px;font-size:13px;font-weight:900;margin-bottom:15px}

.why-grid{gap:18px;margin-top:34px}
.why-grid div{background:#fff;border-radius:22px;padding:24px;font-weight:900;color:var(--bleu);box-shadow:var(--shadow);border-left:5px solid var(--jaune)}
.tarifs-card{max-width:850px;margin:40px auto;background:#fff;border-radius:30px;padding:40px;box-shadow:0 15px 40px rgba(0,0,0,.08)}
.tarifs-card ul{margin:0;padding-left:22px}
.tarifs-card li{margin-bottom:22px;color:#234;line-height:1.8}
.tarifs-card strong{color:#1f6f68;font-size:1.1rem}
.tarifs-card span{color:#d9a441;font-weight:700}

.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px;align-items:start}
.contact-grid .back{grid-column:1/-1}
.contact-list{display:grid;gap:8px;margin-top:26px;background:#fff;border-radius:22px;padding:24px;box-shadow:var(--shadow)}
.contact-list a{font-weight:900;color:var(--vert-fonce)}
.contact-list span{font-weight:700;color:var(--muted)}
.contact-form{background:#fff;border-radius:28px;padding:30px;display:grid;gap:14px;box-shadow:var(--shadow)}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
input,select,textarea{width:100%;border:1px solid #dfe8e5;border-radius:16px;padding:14px 16px;font:inherit;color:var(--bleu);background:#fff}
input:focus,select:focus,textarea:focus{outline:2px solid rgba(24,148,127,.18);border-color:#18947f}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:13px;font-weight:700;color:var(--muted)}
.consent input{width:auto;margin-top:5px}

.rdv-card{max-width:760px}
.testimonial-grid article{border-left:5px solid var(--jaune)}
.testimonial-grid strong{color:var(--vert-fonce)}

.success-message{margin-top:120px;margin-bottom:40px;padding:40px;max-width:700px;margin-left:auto;margin-right:auto;background:#f3fbf8;border-radius:25px;box-shadow:0 10px 30px rgba(0,0,0,.08);text-align:center}
.success-icon{width:70px;height:70px;margin:0 auto 20px;border-radius:50%;background:#1f6f68;color:#fff;font-size:36px;line-height:70px;font-weight:bold}
.success-message h3{margin-bottom:15px;color:#1f6f68;font-size:30px}
.success-message p{font-size:18px;color:#444}

.footer{background:#153954;color:#fff;padding-top:45px}
.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .9fr;gap:34px}
.footer img{max-width:180px;margin-bottom:12px}
.footer h4{margin:0 0 10px;color:#fff}
.footer a{display:block;margin:6px 0;color:rgba(255,255,255,.82)}
.footer-bottom{text-align:center;margin-top:30px;padding:18px;background:rgba(0,0,0,.12);color:rgba(255,255,255,.75)}

@media(max-width:1200px){
  .hero-inner{padding-left:8%;gap:50px;grid-template-columns:1fr 340px}
  .quote-card{width:320px}
}

@media(max-width:900px){
  .site-header{position:sticky;height:auto;flex-wrap:wrap;padding:10px 5%}
  .brand img{height:54px}
  .menu-toggle{display:block}
  .nav{width:100%;justify-content:center;gap:14px;flex-wrap:wrap}
  .page{padding-top:0}
  .hero-bg,.hero-overlay{inset:0}
  .hero-inner{grid-template-columns:1fr;min-height:auto;padding:120px 6% 80px}
  .hero-copy h1{font-size:38px}
  .quote-card{width:100%}
  .domains,.about-grid-page,.why-grid,.contact-grid,.footer-grid,.skills-cards,.career-grid,.news-grid,.testimonial-grid{grid-template-columns:1fr}
  .form-row{grid-template-columns:1fr}
  h2{font-size:34px}
}