/* Reset & base */
* { margin:0; padding:0; box-sizing:border-box; }
body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif; line-height:1.6; color:#333; overflow-x:hidden; }
.container { max-width:1200px; margin:0 auto; padding:0 20px; }

/* Hero */
.hero { min-height:100vh; background:linear-gradient(135deg,#1a1a1a 0%,#2d2d2d 100%); display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; }
.hero-content { text-align:center; z-index:2; max-width:800px; padding:0 20px; }
.company-name { font-size:clamp(3rem,8vw,6rem); font-weight:300; color:#fff; margin-bottom:1rem; letter-spacing:-0.02em; }
.tagline { font-size:clamp(1.5rem,4vw,2.5rem); font-weight:300; color:#fff; margin-bottom:3rem; line-height:1.3; opacity:.9; }
.cta-button { background:transparent; border:2px solid #fff; color:#fff; padding:15px 40px; font-weight:500; letter-spacing:.5px; text-transform:uppercase; font-size:.9rem; cursor:pointer; transition:.3s; }
.cta-button:hover { background:#fff; color:#1a1a1a; transform:translateY(-2px); box-shadow:0 10px 30px rgba(255,255,255,.2); }

/* Décor */
.hero-background{position:absolute; inset:0; z-index:1;}
.geometric-shape{position:absolute; background:rgba(255,255,255,.05); border-radius:50%;}
.shape-1{width:300px;height:300px; top:10%; right:-150px; animation:float 6s ease-in-out infinite;}
.shape-2{width:200px;height:200px; bottom:20%; left:-100px; animation:float 8s ease-in-out infinite reverse;}
.shape-3{width:150px;height:150px; top:60%; right:10%; animation:float 7s ease-in-out infinite;}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-30px)}}

/* Services */
.services{ padding:100px 0; background:#f8f9fa; }
.services-title{ text-align:center; font-size:3rem; font-weight:300; margin-bottom:60px; color:#1a1a1a; }
.services-grid{ display:grid; grid-template-columns:repeat(auto-fit,minmax(280px,1fr)); gap:40px; }

.service-card{ background:#fff; padding:40px 30px; text-decoration:none; display:block; border-radius:0; box-shadow:0 5px 30px rgba(0,0,0,.1); text-align:center; transition:.3s; border-top:4px solid transparent; opacity:0; transform:translateY(30px); color:#1a1a1a;}
.service-card.animate{ opacity:1; transform:translateY(0); }
.service-card:hover{ transform:translateY(-10px); box-shadow:0 20px 60px rgba(0,0,0,.15); border-top-color:#1a1a1a; }

.service-icon{ width:80px;height:80px;margin:0 auto 20px;display:flex;align-items:center;justify-content:center;border:2px solid #1a1a1a;border-radius:0; transition:.3s; }
.service-icon i{ font-size:2rem; color:#1a1a1a; transition:.3s; }
.service-card:hover .service-icon{ background:#1a1a1a; }
.service-card:hover .service-icon i{ color:#fff; }

.service-card h3{ font-size:1.5rem; font-weight:700; margin-bottom:10px; }
.service-card p{ color:#666; margin-bottom:16px; }
.brand{ font-size:.8rem; color:#999; text-transform:uppercase; letter-spacing:1px; }

/* Philosophy */
.philosophy{ padding:100px 0; background:#1a1a1a; color:#fff; text-align:center; }
.philosophy h2{ font-size:clamp(2rem,5vw,3rem); font-weight:300; margin-bottom:20px; }
.philosophy p{ font-size:1.15rem; font-weight:300; opacity:.9; max-width:700px; margin:0 auto; }
.philosophy strong{ font-weight:700; }

/* Références */
.references{ padding:80px 0; background:#f8f9fa; }
.references-title{ text-align:center; font-size:2.2rem; font-weight:300; margin-bottom:40px; }
.references-logos{ display:flex; justify-content:center; align-items:center; gap:80px; flex-wrap:wrap; }
.reference-logo{ font-size:1.5rem; font-weight:600; color:#1a1a1a; opacity:.75; transition:opacity .3s; }
.reference-logo:hover{ opacity:1; }
.reference-logo i{ font-size:3rem; }

/* Footer */
.footer{ background:#1a1a1a; padding:40px 0; text-align:center; }
.footer p{ color:#fff; opacity:.7; font-size:.9rem; margin-bottom:10px; }
.footer-nav a{ color:#ddd; text-decoration:none; font-size:.9rem; margin:0 .25rem; }
.footer-nav a:hover{ text-decoration:underline; }

/* Responsive */
@media (max-width: 768px){
  .services{ padding:70px 0; }
  .services-title{ font-size:2.2rem; }
  .services-grid{ gap:28px; }
  .hero{ padding:0 20px; }
  .cta-button{ padding:12px 30px; font-size:.85rem; }
}
@media (max-width: 480px){
  .service-card{ padding:28px 22px; }
  .philosophy h2{ font-size:1.8rem; }
  .philosophy p{ font-size:1.05rem; }
}