*{margin:0;padding:0;}
:root{--primary-green:#2d5a4a;--light-green:#3d6b5a;--accent-green:#4d7c6a;--cream:#f8f6f3;--dark-text:#2c2c2c;--light-text:#666;--white:#ffffff}
body{font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif;line-height:1.6;color:var(--dark-text);overflow-x:hidden}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
nav{background:var(--white);padding:1rem 0;position:fixed;width:100%;top:0;z-index:1000;box-shadow:0 2px 10px rgba(45,90,74,.1);backdrop-filter:blur(10px);transition:all .3s ease}
nav.scrolled{padding:.5rem 0;box-shadow:0 4px 20px rgba(45,90,74,.15)}
nav .container{display:flex;justify-content:space-between;align-items:center;transition:all .3s ease}
nav.scrolled .container{gap:1rem}
.logo-container{display:flex;align-items:center;gap:15px;transition:all .3s ease;text-decoration:none;color:inherit}
.logo-container:hover{text-decoration:none;color:inherit}
nav.scrolled .logo-container{gap:10px}
.logo-square{width:40px;height:40px;background:var(--primary-green);position:relative;display:flex;align-items:center;justify-content:center;transition:all .3s ease}
nav.scrolled .logo-square{width:32px;height:32px}
.logo-triangle{width:0;height:0;border-style:solid;border-width:0 0 20px 20px;border-color:transparent transparent var(--cream) transparent;transition:all .3s ease}
nav.scrolled .logo-triangle{border-width:0 0 16px 16px}
.logo-text{font-size:1.8rem;font-weight:300;color:var(--primary-green);letter-spacing:1px;transition:all .3s ease}
nav.scrolled .logo-text{font-size:1.5rem}
.logo-text .number{font-weight:600}
nav ul{display:flex;list-style:none;gap:2rem;transition:all .3s ease}
nav.scrolled ul{gap:1.5rem}
nav a{color:var(--dark-text);text-decoration:none;transition:.3s;padding:.5rem 1rem;border-radius:6px;font-weight:400;text-transform:uppercase;font-size:.9rem;letter-spacing:.5px}
nav.scrolled a{padding:.4rem .8rem;font-size:.85rem}
nav a:hover{background:var(--cream);color:var(--primary-green)}
.hero{height:100vh;max-height:800px;display:flex;align-items:center;justify-content:center;text-align:center;color:var(--white);position:relative;overflow:hidden}
.hero-slider{position:absolute;top:0;left:0;width:100%;height:100%;z-index:1}
.hero-slide{position:absolute;top:0;left:0;width:100%;height:100%;background-size:cover;background-position:center;background-repeat:no-repeat;opacity:0;transition:opacity 1.5s ease-in-out}
.hero-slide.active{opacity:1}
.hero-slide:nth-child(1){background-image:url('medias/hero2.jpg')}
.hero-slide:nth-child(2){background-image:url('medias/hero3.jpg')}
.hero-slide:nth-child(3){background-image:url('medias/hero1.png')}
.hero-slide:nth-child(4){background-image:url('medias/hero4.jpg')}
.hero-content{position:relative;z-index:2;max-width:800px}

/* Indicateurs du slider */
.hero-indicators{position:absolute;bottom:1.5rem;left:50%;transform:translateX(-50%);display:flex;gap:.8rem;z-index:3;padding:0 1rem}
.hero-indicator{width:14px;height:14px;border-radius:50%;background:rgba(255,255,255,.5);cursor:pointer;transition:all .3s ease;border:2px solid transparent;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.hero-indicator:hover{background:rgba(255,255,255,.8);transform:scale(1.15);box-shadow:0 3px 12px rgba(0,0,0,.4)}
.hero-indicator.active{background:var(--white);border-color:var(--primary-green);transform:scale(1.3);box-shadow:0 4px 16px rgba(0,0,0,.5)}
.hero h1{font-size:3rem;margin-bottom:1.2rem;font-weight:300;letter-spacing:2px}
.hero .tagline{font-size:1.2rem;margin-bottom:2.4rem;font-weight:300;opacity:.95}
.cta-button{text-decoration:none;display:inline-block;background:transparent;color:var(--white);padding:1rem 2.5rem;border:2px solid var(--white);border-radius:6px;font-size:1rem;font-weight:500;text-transform:uppercase;letter-spacing:1px;transition:.3s}
.cta-button:hover{background:var(--white);color:var(--primary-green);transform:translateY(-2px)}
section{padding:6rem 0}
section:nth-of-type(even){background:var(--cream)}
h2{font-size:2.2rem;text-align:center;margin-bottom:3rem;color:var(--primary-green);font-weight:300;letter-spacing:1px;position:relative}
h2::after{content:'';position:absolute;bottom:-12px;left:50%;transform:translateX(-50%);width:60px;height:2px;background:var(--primary-green)}
.about-content{display:grid;grid-template-columns:1fr 1fr;gap:4rem;align-items:center}
.about-text{font-size:1.05rem;color:var(--light-text);line-height:1.8}
.about-text p{margin-bottom:1.2rem}
.about-stats{display:grid;grid-template-columns:repeat(2,1fr);gap:1.2rem}
.stat{text-align:center;padding:2rem 1.2rem;background:var(--white);border-radius:10px;box-shadow:0 5px 20px rgba(45,90,74,.1);border-top:4px solid var(--primary-green)}
.stat-number{font-size:2.2rem;font-weight:600;color:var(--primary-green);margin-bottom:.4rem}
.stat-label{font-size:.9rem;color:var(--light-text);text-transform:uppercase;letter-spacing:.5px}
.portfolio-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:2rem}
.portfolio-item{background:var(--white);border-radius:10px;overflow:hidden;box-shadow:0 5px 20px rgba(45,90,74,.1);border-top:4px solid var(--primary-green)}
.portfolio-image{height:180px;background:linear-gradient(135deg,var(--primary-green),var(--accent-green));display:flex;align-items:center;justify-content:center;font-size:2.2rem;color:var(--white)}
.portfolio-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;       
  display: block;
}
#marques .portfolio-image img {
  object-fit: contain;       
}
.portfolio-content{padding:1.6rem}
.portfolio-content h3{color:var(--primary-green);margin-bottom:.6rem;font-size:1.2rem;font-weight:600}
.portfolio-content p{color:var(--light-text);line-height:1.6}
.services-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:2rem}
.service-card{background:var(--white);padding:2rem;border-radius:10px;text-align:center;box-shadow:0 5px 20px rgba(45,90,74,.1);border-top:4px solid var(--primary-green)}
.service-icon{width:72px;height:72px;background:var(--cream);border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:1.8rem;color:var(--primary-green);margin:0 auto 1rem}
.contact-content{display:grid;grid-template-columns:1fr 1fr;gap:3rem;align-items:start}
.contact-info{background:var(--primary-green);color:var(--white);padding:2.2rem;border-radius:10px}
.contact-info h3{margin-bottom:1.2rem;font-size:1.3rem;font-weight:600}
.contact-info p{margin-bottom:1rem;line-height:1.6;opacity:.95}
.contact-form{background:var(--white);padding:2.2rem;border-radius:10px;box-shadow:0 5px 20px rgba(45,90,74,.1);width:100%;box-sizing:border-box}
.form-group{margin-bottom:1rem}
.form-group label{display:block;margin-bottom:.4rem;color:var(--primary-green);font-weight:600;text-transform:uppercase;font-size:.85rem;letter-spacing:.5px}
.form-group input,.form-group textarea{width:100%;padding:1rem;border:2px solid var(--cream);border-radius:6px;font-size:1rem;transition:border-color .3s;font-family:inherit;box-sizing:border-box}
.form-group input:focus,.form-group textarea:focus{outline:none;border-color:var(--primary-green)}
.submit-btn{background:var(--primary-green);color:var(--white);padding:1rem 2.2rem;border:none;border-radius:6px;font-size:1rem;font-weight:600;text-transform:uppercase;letter-spacing:.5px;cursor:pointer;transition:.3s;width:100%;box-sizing:border-box}
.submit-btn:hover{background:var(--light-green);transform:translateY(-2px)}
.submit-btn:disabled{opacity:.7;cursor:not-allowed;transform:none}
footer{background:var(--primary-green);color:var(--white);text-align:center;padding:2.4rem 0}
.footer-content{display:flex;justify-content:space-between;align-items:center;margin-bottom:1.4rem}
.footer-logo{display:flex;align-items:center;gap:12px}
.footer-logo-square{width:28px;height:28px;background:var(--white);display:flex;align-items:center;justify-content:center}
.footer-logo-triangle{width:0;height:0;border-style:solid;border-width:0 0 14px 14px;border-color:transparent transparent var(--primary-green) transparent}
.footer-text{font-size:1.1rem;font-weight:500;color:var(--white);letter-spacing:1px}
.footer-links{display:flex;gap:1.6rem}
.footer-links a{color:var(--white);text-decoration:none;opacity:.85;transition:opacity .3s;font-size:.9rem;text-transform:uppercase;letter-spacing:.5px}
.footer-links a:hover{opacity:1}
.footer-bottom{opacity:.75;font-size:.9rem;border-top:1px solid rgba(255,255,255,.2);padding-top:1.2rem}
@media (max-width:768px){
  .hero{max-height:600px}
  .hero h1{font-size:2.2rem}
  .hero-indicators{bottom:1rem;gap:.6rem}
  .hero-indicator{width:12px;height:12px}
  .about-content,.contact-content{grid-template-columns:1fr;gap:2rem}
  .contact-form{padding:1.5rem}
  nav ul{display:none}
  .about-stats{grid-template-columns:1fr}
  .footer-content{flex-direction:column;gap:1.2rem}
  .footer-links{flex-wrap:wrap;justify-content:center}
}
html{scroll-behavior:smooth}
.fade-in{opacity:0;transform:translateY(30px);transition:all .6s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
/* Fallback si JS désactivé */
noscript .fade-in{opacity:1 !important;transform:none !important}
.hero::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4); /* Noir léger avec 40% d'opacité */
  z-index: 1;
}
.team-grid { display:grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 2rem; }
.team-card { background: var(--white); padding: 2rem; border-radius: 12px; text-align: center; box-shadow: 0 5px 20px rgba(45,90,74,.1); border-top: 4px solid var(--primary-green); }
.team-avatar { width: 108px; height: 108px; border-radius: 50%; margin: 0 auto 1rem; overflow: hidden; border: 3px solid var(--cream); display:flex; align-items:center; justify-content:center; }
.team-avatar img { width: 100%; height: 100%; object-fit: cover; display:block; }
.team-role { color: var(--light-text); font-size: .95rem; margin-top: .25rem; }
.social-links { margin-top: .8rem; display:flex; gap:.6rem; justify-content:center; }
.social-links a { display:inline-flex; align-items:center; justify-content:center; padding:.4rem .6rem; border:1px solid var(--cream); border-radius:8px; font-size:.85rem; color: var(--primary-green); text-decoration:none; }
.social-links a:hover { background: var(--cream); }

/* Filtres Nos Sociétés */
.filters{display:flex;gap:.6rem;justify-content:center;margin:-.6rem 0 1.8rem;flex-wrap:wrap}
.filter-chip{padding:.5rem .9rem;border:1px solid var(--cream);border-radius:999px;cursor:pointer;background:var(--white);color:var(--primary-green);font-size:.9rem;transition:background .2s,color .2s,border-color .2s;user-select:none}
.filter-chip:hover{background:var(--cream)}
.filter-chip.active{background:var(--primary-green);color:var(--white);border-color:var(--primary-green)}
.filter-empty{display:none;text-align:center;color:var(--light-text);padding:1rem}