:root{
  --bg:#050A14;
  --bg2:#070D1C;
  --card:rgba(255,255,255,.06);
  --card2:rgba(255,255,255,.08);
  --stroke:rgba(255,255,255,.12);
  --text:#EAF2FF;
  --muted:rgba(234,242,255,.72);
  --accent:#4FD1FF;
  --accent2:#6A7CFF;
  --shadow: 0 20px 60px rgba(0,0,0,.45);
  --r:20px;
  --container: 1120px;
  --hero-video-x: 50%;
  --hero-video-y: 50%;
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family:Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background: radial-gradient(1200px 500px at 15% 10%, rgba(79,209,255,.14), transparent 55%),
              radial-gradient(900px 450px at 80% 0%, rgba(106,124,255,.12), transparent 55%),
              linear-gradient(180deg, var(--bg), var(--bg2));
  color:var(--text);
  overflow-x:hidden;
}

a{color:inherit; text-decoration:none}
p{line-height:1.6}
img{max-width:100%; display:block}
.container{max-width:var(--container); margin:0 auto; padding:0 20px}

.skip-link{
  position:absolute; left:-999px; top:auto; width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{left:20px; top:20px; width:auto; height:auto; padding:10px 12px; background:#fff; color:#111; border-radius:10px; z-index:9999}

.site-header{
  position:sticky; top:0; z-index:50;
  backdrop-filter: blur(14px);
  background: rgba(5,10,20,.55);
  border-bottom:1px solid rgba(255,255,255,.10);
}
.header-inner{display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0}
.brand{display:flex; align-items:center; gap:12px; min-width:200px}
.brand img{
  width:44px; height:44px; object-fit:contain;
  padding:6px;
  border-radius:14px;
  background: rgba(255,255,255,.08);
  border:1px solid rgba(255,255,255,.16);
  box-shadow: 0 10px 30px rgba(0,0,0,.35);
}
.brand-text{display:flex; flex-direction:column; line-height:1.1}
.brand-name{font-weight:800; letter-spacing:.5px}
.brand-tag{font-size:12px; color:var(--muted)}

.nav{display:flex; align-items:center; gap:18px; flex-wrap:wrap; justify-content:center}
.nav a{font-size:14px; color:rgba(234,242,255,.84); padding:8px 10px; border-radius:999px}
.nav a:hover{background: rgba(255,255,255,.08)}
.nav-contact{
  background: linear-gradient(90deg, rgba(79,209,255,.9), rgba(106,124,255,.9));
  color:#061022 !important;
  font-weight:700;
  box-shadow: 0 14px 40px rgba(79,209,255,.18);
}
.nav-contact:hover{filter:brightness(1.05)}

.header-actions{display:flex; align-items:center; gap:10px}
.lang-btn,.menu-btn{
  border:1px solid rgba(255,255,255,.18);
  background: rgba(255,255,255,.06);
  color:rgba(234,242,255,.9);
  border-radius:999px;
  padding:10px 12px;
  cursor:pointer;
}
.menu-btn{display:none; padding:10px 14px; font-size:18px}

@media (max-width: 1200px){
  .menu-btn{display:inline-flex}
  .nav{
    position:fixed; left:14px; right:14px; top:72px;
    flex-direction:column; align-items:stretch; gap:6px;
    padding:12px;
    background: rgba(5,10,20,.92);
    border:1px solid rgba(255,255,255,.12);
    border-radius: 18px;
    box-shadow: var(--shadow);
    transform: translateY(-12px);
    opacity:0; pointer-events:none;
    transition: .25s ease;
  }
  .nav.is-open{opacity:1; pointer-events:auto; transform: translateY(0)}
  .nav a{padding:12px 12px}
}

.badge{
  display:inline-flex; align-items:center; gap:8px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  padding:8px 12px;
  border-radius:999px;
  font-size:12px;
  color:rgba(234,242,255,.84);
}

.btn{
  display:inline-flex; align-items:center; gap:10px;
  border-radius:999px;
  padding:12px 16px;
  font-weight:700;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(255,255,255,.06);
  color:rgba(234,242,255,.92);
}
.btn:hover{background: rgba(255,255,255,.10)}
.btn-primary{
  background: linear-gradient(90deg, rgba(79,209,255,.95), rgba(106,124,255,.95));
  color:#061022;
  border:none;
}
.btn-secondary{background: rgba(255,255,255,.06)}
.btn-ghost{background: transparent}
.actions,.hero-actions{display:flex; gap:12px; flex-wrap:wrap; align-items:center}

.main{padding: 10px 0 70px}
.section{padding: 54px 0}
.section-head{max-width:860px}
.section-head.center{text-align:center; margin:0 auto}
.section-head h2{margin:14px 0 10px; font-size:34px}
.section-head p{margin:0; color:var(--muted)}

.lead{color:var(--muted); font-size:18px; max-width:760px}

.grid{display:grid; gap:16px}
.grid.cols-2{grid-template-columns: repeat(2, minmax(0,1fr))}
.grid.cols-3{grid-template-columns: repeat(3, minmax(0,1fr))}
.grid.cols-4{grid-template-columns: repeat(4, minmax(0,1fr))}
@media (max-width: 980px){
  .grid.cols-4{grid-template-columns: repeat(2, minmax(0,1fr))}
}
@media (max-width: 760px){
  .grid.cols-2,.grid.cols-3{grid-template-columns: 1fr}
}

.card, .panel, .form, .callout{
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
  border-radius: var(--r);
  padding:18px;
  box-shadow: 0 16px 50px rgba(0,0,0,.28);
  backdrop-filter: blur(10px);
}
.card h3,.panel h3{margin:10px 0 8px}
.card p,.panel p{margin:0 0 10px; color:var(--muted)}
.card ul,.panel ul{margin:10px 0 0; padding:0; list-style:none}
.card li,.panel li{display:flex; gap:10px; align-items:flex-start; color:rgba(234,242,255,.84); padding:6px 0}
.check{color: var(--accent); font-weight:900}
.icon{
  width:44px; height:44px;
  display:grid; place-items:center;
  border-radius: 14px;
  background: linear-gradient(180deg, rgba(79,209,255,.16), rgba(106,124,255,.10));
  border:1px solid rgba(255,255,255,.12);
}
.svg-icon{width:22px; height:22px; fill:none; stroke:rgba(234,242,255,.85); stroke-width:2; stroke-linecap:round; stroke-linejoin:round}

.split{display:grid; grid-template-columns: 1.1fr .9fr; gap:16px}
@media (max-width: 980px){ .split{grid-template-columns: 1fr} }

.kpi{
  display:flex; align-items:center; justify-content:space-between;
  padding:12px 14px; margin:10px 0 0;
  border-radius: 14px;
  background: rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.10);
}
.kpi strong{display:flex; align-items:center; gap:8px}
.inline-icon{display:inline-flex}

.callout{padding:22px}
.callout h3{margin:0 0 8px}
.callout p{margin:0 0 14px; color:var(--muted)}

.footer{border-top:1px solid rgba(255,255,255,.10); background: rgba(5,10,20,.55)}
.footer-grid{display:grid; grid-template-columns: 1.2fr 1fr 1fr 1fr; gap:18px; padding:34px 0}
.footer h3{margin:0 0 10px}
.footer p{margin:8px 0; color:rgba(234,242,255,.78)}
.footer a:hover{opacity:.9}
.footer-bottom{display:flex; justify-content:space-between; gap:10px; padding:16px 0; border-top:1px solid rgba(255,255,255,.10); color:rgba(234,242,255,.72); font-size:13px}
@media (max-width: 980px){ .footer-grid{grid-template-columns: 1fr 1fr} }
@media (max-width: 640px){ .footer-grid{grid-template-columns: 1fr} .footer-bottom{flex-direction:column} }

.social{display:flex; gap:10px; margin-top:12px}
.social a{
  width:42px; height:42px; display:grid; place-items:center;
  border-radius: 14px;
  background: rgba(255,255,255,.06);
  border:1px solid rgba(255,255,255,.12);
}

/* Reveal */
.reveal{opacity:0; transform: translateY(10px); transition: .7s ease}
.reveal.is-visible{opacity:1; transform: translateY(0)}

/* HERO VIDEO — Adaptable à n’importe quelle vidéo */
.hero{
  position:relative;
  padding: 64px 0 26px;
}
.hero--small{padding: 42px 0 8px}
.hero--video{
  padding: 78px 0 40px;
  min-height: 78vh;
  overflow:hidden;
}
.hero__video{
  position:absolute; inset:0;
  width:100%; height:100%;
  object-fit:cover;
  object-position: var(--hero-video-x) var(--hero-video-y);
  filter: saturate(1.1) contrast(1.05);
  transform: scale(1.02);
}
.hero__overlay{
  position:absolute; inset:0;
  background:
    radial-gradient(900px 420px at 12% 18%, rgba(79,209,255,.22), transparent 55%),
    radial-gradient(900px 480px at 78% 10%, rgba(106,124,255,.20), transparent 55%),
    linear-gradient(90deg, rgba(5,10,20,.85), rgba(5,10,20,.45));
}
.hero__noise{
  position:absolute; inset:0; pointer-events:none;
  opacity:.22;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}
.hero__inner{position:relative; z-index:2}
.hero-grid{display:grid; grid-template-columns: 1.2fr .8fr; gap:18px; align-items:start}
@media (max-width: 980px){ .hero-grid{grid-template-columns: 1fr} }
.hero h1{font-size:48px; line-height:1.08; margin:14px 0 12px}
@media (max-width: 640px){ .hero h1{font-size:34px} }

.hero-panel{
  padding:18px;
  border-radius: var(--r);
  background: rgba(255,255,255,.07);
  border:1px solid rgba(255,255,255,.14);
  backdrop-filter: blur(12px);
}
.hero-points{margin:12px 0 0; padding:0; list-style:none; display:grid; gap:10px}
.hero-points li{display:flex; gap:10px; color:rgba(234,242,255,.86)}
.dot{width:10px; height:10px; border-radius:50%;
  background: linear-gradient(180deg, rgba(79,209,255,1), rgba(106,124,255,1));
  margin-top:6px; flex:0 0 auto;
}

/* Floating photos strip (comme la maquette) */
.hero-float{
  margin-top: 28px;
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  align-items:stretch;
}
.float-card{
  position:relative;
  flex:1 1 260px;
  min-width: 240px;
  height: 140px;
  border-radius: 18px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.16);
  background: rgba(255,255,255,.06);
  box-shadow: var(--shadow);
  transform: translateY(0);
  transition: transform .25s ease, filter .25s ease;
}
.float-card img{width:100%; height:100%; object-fit:cover; filter: contrast(1.05) saturate(1.05)}
.float-card::after{
  content:"";
  position:absolute; inset:0;
  background: radial-gradient(220px 120px at 20% 20%, rgba(79,209,255,.22), transparent 60%),
              linear-gradient(180deg, transparent, rgba(5,10,20,.45));
}
.float-card:hover{transform: translateY(-4px); filter: brightness(1.02)}
.float-card:nth-child(2){transform: translateY(10px)}
.float-card:nth-child(3){transform: translateY(4px)}
@media (max-width: 980px){
  .float-card:nth-child(2),.float-card:nth-child(3){transform:none}
}

/* Forms */
.form .row{display:grid; grid-template-columns: 1fr 1fr; gap:12px}
@media (max-width: 760px){ .form .row{grid-template-columns: 1fr} }
.field{display:flex; flex-direction:column; gap:8px; margin-bottom:12px}
label{font-size:13px; color:rgba(234,242,255,.80)}
input,select,textarea{
  border-radius: 14px;
  padding: 12px 12px;
  border:1px solid rgba(255,255,255,.14);
  background: rgba(5,10,20,.55);
  color: rgba(234,242,255,.92);
  outline:none;
}
textarea{min-height: 140px; resize: vertical}
.checkbox{display:flex; gap:10px; align-items:flex-start; color:rgba(234,242,255,.78); font-size:13px}
.checkbox input{margin-top:3px}
.submit-row{display:flex; gap:12px; align-items:center; flex-wrap:wrap; margin-top:10px}
.hint{font-size:12px; color:rgba(234,242,255,.68)}