*{box-sizing:border-box}
:root{
  --navy:#0b2342;
  --navy2:#123457;
  --text:#263a4f;
  --muted:#6e7c8d;
  --line:#dfe8ef;
  --bg:#f6f9fb;
  --teal:#0c8f9b;
  --teal2:#12b7c6;
  --blue:#3667e8;
  --orange:#ef8a17;
  --white:#fff;
  --shadow:0 18px 50px rgba(24,48,76,.10);
}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--text);
  background:#fff;
  line-height:1.5;
}
a{color:inherit;text-decoration:none}
svg{display:block}
.shell{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(220,230,238,.9);
}
.nav{height:74px;display:flex;align-items:center;gap:32px}
.brand{display:flex;align-items:center;gap:8px;font-size:24px;font-weight:850;color:var(--navy)}
.brand-mark{width:35px;height:35px;color:var(--navy)}
.brand-pro{font-size:11px;text-transform:uppercase;letter-spacing:.14em;color:var(--teal);border:1px solid #bfe9ed;border-radius:999px;padding:4px 7px;margin-left:2px}
.nav-links{display:flex;gap:30px;margin-left:auto}
.nav-links a{font-weight:650;color:#536579;font-size:14px}
.nav-links a:hover{color:var(--navy)}
.top-cta{background:var(--navy);color:#fff;padding:11px 16px;border-radius:13px;font-weight:750;font-size:14px}
.menu-btn{display:none;margin-left:auto;border:0;background:transparent;font-size:28px;color:var(--navy)}
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 82% 18%,rgba(18,183,198,.18),transparent 24%),
    radial-gradient(circle at 65% 38%,rgba(54,103,232,.10),transparent 25%),
    linear-gradient(180deg,#f9fcfe 0%,#fff 100%);
  border-bottom:1px solid #edf2f5;
}
.hero:after{
  content:"";position:absolute;inset:auto -8% -120px 48%;height:300px;
  background:linear-gradient(115deg,rgba(11,35,66,.04),rgba(12,143,155,.08));
  border-radius:50% 0 0 0;transform:rotate(-5deg);pointer-events:none;
}
.hero-grid{min-height:610px;display:grid;grid-template-columns:1.02fr .98fr;align-items:center;gap:56px;padding-block:70px}
.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.13em;font-size:12px;font-weight:850;color:var(--teal)}
.eyebrow:before{content:"";width:26px;height:2px;background:currentColor;border-radius:2px}
.hero h1{font-size:clamp(48px,6vw,76px);line-height:.98;letter-spacing:-.055em;color:var(--navy);margin:18px 0 22px;max-width:700px}
.hero h1 em{font-style:normal;color:var(--teal2)}
.hero-lead{font-size:24px;line-height:1.35;margin:0 0 13px;max-width:650px;color:#263c55}
.hero-sub{font-size:17px;color:var(--muted);max-width:650px;margin:0 0 28px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;border-radius:14px;padding:14px 18px;font-weight:800;border:1px solid transparent}
.btn-primary{background:linear-gradient(135deg,var(--teal),var(--teal2));color:#fff;box-shadow:0 12px 30px rgba(12,143,155,.20)}
.btn-secondary{background:#fff;border-color:#d8e3ea;color:var(--navy)}
.hero-points{display:flex;gap:18px;flex-wrap:wrap;margin-top:28px;color:#566b7e;font-size:13px;font-weight:650}
.hero-points span::first-letter{color:var(--teal)}
.ecosystem{height:470px;position:relative}
.ecosystem-orbit{position:absolute;left:50%;top:50%;width:390px;height:390px;transform:translate(-50%,-50%);border-radius:50%;border:1px dashed #c7e2ea;background:radial-gradient(circle at center,rgba(255,255,255,.95) 0 23%,rgba(228,246,248,.72) 24% 55%,rgba(236,243,253,.28) 56% 100%)}
.ecosystem-core{position:absolute;left:50%;top:51%;transform:translate(-50%,-50%);width:82px;height:82px;border-radius:24px;background:#fff;box-shadow:var(--shadow);display:grid;place-items:center;color:var(--navy);z-index:4}
.ecosystem-core svg{width:44px;height:44px}
.eco-card{position:absolute;z-index:5;width:210px;min-height:92px;background:#fff;border:1px solid #e3ebf1;border-radius:18px;padding:16px;display:flex;align-items:center;gap:13px;box-shadow:0 18px 45px rgba(30,54,83,.13);transition:.22s ease}
.eco-card:hover{transform:translateY(-4px);box-shadow:0 22px 50px rgba(30,54,83,.17)}
.eco-card small{display:block;color:#7b8a99;font-size:12px;margin-bottom:2px}
.eco-card strong{display:block;font-size:19px;color:var(--navy)}
.eco-planning{top:17px;left:50%;transform:translateX(-50%)}
.eco-planning:hover{transform:translateX(-50%) translateY(-4px)}
.eco-chantier{bottom:45px;left:10px}
.eco-stock{bottom:45px;right:8px}
.app-icon{width:48px;height:48px;border-radius:14px;display:grid;place-items:center;flex:0 0 auto}
.app-icon svg{width:27px;height:27px}
.app-icon.planning{background:#eaf0ff;color:var(--blue)}
.app-icon.chantier{background:#fff1dd;color:var(--orange)}
.app-icon.stock{background:#ddf7f3;color:var(--teal)}
.app-icon.large{width:58px;height:58px;border-radius:16px}
.app-icon.large svg{width:31px;height:31px}
.connections{position:absolute;inset:0;width:100%;height:100%;z-index:2}
.eco-caption{position:absolute;right:17px;top:145px;z-index:4;color:#597086;font-size:13px;text-align:right}
.eco-caption strong{color:var(--navy)}
.apps-section{padding:92px 0;background:#fff}
.section-head{max-width:760px;margin-bottom:34px}
.section-head h2{font-size:42px;line-height:1.1;letter-spacing:-.035em;color:var(--navy);margin:10px 0 14px}
.section-head p{margin:0;color:var(--muted);font-size:17px}
.app-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.app-card{border:1px solid var(--line);border-radius:24px;padding:26px;background:#fff;box-shadow:0 10px 34px rgba(27,50,77,.055)}
.app-card.planning-card{background:linear-gradient(180deg,#fbfdff,#f7f9ff)}
.app-card.chantier-card{background:linear-gradient(180deg,#fffdfa,#fff9f1)}
.app-card.stock-card{background:linear-gradient(180deg,#fbfffe,#f2fbf9)}
.card-top{display:flex;justify-content:space-between;align-items:center}
.app-state{font-size:11px;text-transform:uppercase;letter-spacing:.14em;font-weight:850;color:#7e8d9c}
.app-card h3{font-size:27px;color:var(--navy);margin:18px 0 10px;letter-spacing:-.025em}
.planning-card h3 span{color:var(--blue)}
.chantier-card h3 span{color:var(--orange)}
.stock-card h3 span{color:var(--teal)}
.app-card>p{min-height:76px;margin:0;color:#586b7d}
.app-card ul{padding:0;margin:18px 0 24px;list-style:none;display:grid;gap:9px}
.app-card li{font-size:14px;color:#40566a;display:flex;gap:8px}
.app-card li:before{content:"✓";font-weight:900;color:var(--teal)}
.app-link{display:flex;justify-content:space-between;align-items:center;padding:13px 15px;border-radius:14px;background:#fff;border:1px solid var(--line);font-weight:800;color:var(--navy)}
.planning-card .app-link{color:var(--blue)}
.chantier-card .app-link{color:#c96b00}
.stock-card .app-link{color:var(--teal)}
.flow-section{padding:92px 0;background:var(--bg)}
.section-head.compact{max-width:none;margin-bottom:34px}
.flow{display:grid;grid-template-columns:1fr auto 1fr auto 1fr;gap:18px;align-items:center}
.flow-step{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px;display:grid;grid-template-columns:auto auto 1fr;align-items:center;gap:15px;min-height:132px}
.flow-step strong{font-size:19px;color:var(--navy)}
.flow-step p{margin:4px 0 0;color:var(--muted);font-size:14px}
.step-number{width:42px;height:42px;border-radius:50%;display:grid;place-items:center;font-size:18px;font-weight:900}
.planning-number{background:#eaf0ff;color:var(--blue)}
.chantier-number{background:#fff1dd;color:var(--orange)}
.stock-number{background:#ddf7f3;color:var(--teal)}
.flow-arrow{font-size:34px;color:#8798a8}
.flow-note{margin-top:24px;background:#eaf8f7;border:1px solid #c8ece9;border-radius:18px;padding:18px 20px;display:flex;gap:14px;align-items:flex-start;color:#315d63}
.flow-note svg{width:26px;height:26px;flex:0 0 auto;color:var(--teal)}
.benefits{padding:76px 0;background:linear-gradient(135deg,#0b2342,#0e465c 58%,#0c8f9b);color:#fff}
.benefit-grid{display:grid;grid-template-columns:1.2fr repeat(3,1fr);gap:26px;align-items:start}
.eyebrow.light{color:#8de5eb}
.benefits h2{font-size:37px;line-height:1.12;margin:13px 0 0;letter-spacing:-.035em}
.benefit{border-left:1px solid rgba(255,255,255,.20);padding-left:24px}
.benefit span{font-size:12px;color:#75dce3;font-weight:900;letter-spacing:.12em}
.benefit strong{display:block;font-size:19px;margin:8px 0 8px}
.benefit p{margin:0;color:#c7d8df;font-size:14px}
.final-cta{padding:75px 0}
.final-box{border:1px solid var(--line);border-radius:26px;background:#fff;box-shadow:var(--shadow);padding:36px;display:flex;justify-content:space-between;align-items:center;gap:30px}
.final-box h2{color:var(--navy);font-size:31px;max-width:700px;margin:10px 0 0;line-height:1.15}
.final-actions{display:flex;gap:10px;flex-wrap:wrap;justify-content:flex-end}
footer{border-top:1px solid var(--line);padding:28px 0;color:#748494;font-size:13px}
.footer-inner{display:flex;justify-content:space-between;align-items:center}
.footer-brand{display:flex;align-items:center;gap:9px;color:var(--navy);font-weight:850}
.footer-brand .brand-mark{width:28px;height:28px}

@media (max-width: 980px){
  .nav-links,.top-cta{display:none}
  .menu-btn{display:block}
  .site-header.mobile-open .nav-links{position:absolute;left:20px;right:20px;top:74px;background:#fff;border:1px solid var(--line);border-radius:16px;padding:16px;display:flex;flex-direction:column;gap:16px;box-shadow:var(--shadow)}
  .hero-grid{grid-template-columns:1fr;padding-block:55px;gap:25px}
  .hero-copy{max-width:720px}
  .ecosystem{max-width:680px;width:100%;margin-inline:auto}
  .app-grid{grid-template-columns:1fr}
  .app-card>p{min-height:0}
  .flow{grid-template-columns:1fr}
  .flow-arrow{transform:rotate(90deg);text-align:center;line-height:1}
  .benefit-grid{grid-template-columns:1fr 1fr}
  .benefit:nth-child(2){border-left:0;padding-left:0}
  .final-box{flex-direction:column;align-items:flex-start}
  .final-actions{justify-content:flex-start}
}
@media (max-width: 650px){
  .shell{width:min(100% - 28px,1180px)}
  .nav{height:66px}
  .brand{font-size:20px}
  .brand-mark{width:31px;height:31px}
  .hero-grid{padding-block:42px}
  .hero h1{font-size:48px}
  .hero-lead{font-size:20px}
  .hero-sub{font-size:15px}
  .hero-actions{flex-direction:column}
  .btn{width:100%}
  .hero-points{display:grid;gap:8px}
  .ecosystem{height:480px}
  .ecosystem-orbit{width:300px;height:300px}
  .eco-card{width:177px;min-height:80px;padding:12px}
  .eco-card strong{font-size:16px}
  .eco-planning{top:16px}
  .eco-chantier{left:0;bottom:50px}
  .eco-stock{right:0;bottom:50px}
  .eco-caption{display:none}
  .section-head h2{font-size:34px}
  .apps-section,.flow-section{padding:68px 0}
  .flow-step{grid-template-columns:auto auto 1fr}
  .benefit-grid{grid-template-columns:1fr}
  .benefit{border-left:0;border-top:1px solid rgba(255,255,255,.18);padding:20px 0 0}
  .final-box{padding:26px}
  .final-actions{width:100%}
  .final-actions .btn{width:100%}
  .footer-inner{gap:18px;flex-direction:column;align-items:flex-start}
}


/* --- Mise en valeur des fonctions métier --- */
.feature-chips{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:9px;
  margin:20px 0 18px;
}
.feature-chips span{
  display:flex;
  align-items:center;
  min-height:42px;
  padding:9px 11px;
  border-radius:12px;
  background:rgba(255,255,255,.78);
  border:1px solid rgba(214,226,234,.95);
  font-size:13px;
  font-weight:700;
  color:#40566a;
}
.card-benefit{
  min-height:0!important;
  margin:0 0 22px!important;
  padding-top:16px;
  border-top:1px solid rgba(214,226,234,.9);
  font-size:13px;
  line-height:1.55;
  color:#617384!important;
}
.card-benefit strong{color:var(--navy)}

.highlights-section{
  padding:92px 0;
  background:linear-gradient(180deg,#f7fbfd 0%,#ffffff 100%);
  border-top:1px solid #edf2f5;
}
.highlight-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:18px;
}
.highlight-card{
  position:relative;
  border:1px solid var(--line);
  border-radius:22px;
  padding:24px;
  background:#fff;
  box-shadow:0 10px 30px rgba(27,50,77,.055);
}
.highlight-icon{
  width:54px;height:54px;
  display:grid;place-items:center;
  border-radius:16px;
  margin-bottom:18px;
  font-size:25px;
  font-weight:900;
}
.highlight-icon.qr{background:#fff1dd;color:var(--orange)}
.highlight-icon.voice{background:#eaf0ff;color:var(--blue)}
.highlight-icon.photo{background:#ddf7f3;color:var(--teal)}
.highlight-icon.link{background:#e9f3f8;color:var(--navy)}
.highlight-card h3{
  margin:0 0 9px;
  color:var(--navy);
  font-size:20px;
  letter-spacing:-.02em;
}
.highlight-card p{
  margin:0 0 18px;
  color:var(--muted);
  font-size:14px;
  line-height:1.55;
}
.tag{
  display:inline-flex;
  padding:6px 9px;
  border-radius:999px;
  background:#f2f6f8;
  color:#557083;
  font-size:11px;
  font-weight:800;
}

@media (max-width:980px){
  .highlight-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:650px){
  .feature-chips{grid-template-columns:1fr}
  .highlight-grid{grid-template-columns:1fr}
  .highlights-section{padding:68px 0}
}