:root {
  --accent: #3da9fc;
  --bg: #07142f;
  --bg2:#050f28;
  --glass: rgba(255,255,255,0.06);
  --line: rgba(255,255,255,0.12);
  --text: #ffffff;
  --muted: rgba(255,255,255,0.78);
  --max: 1280px;
  --radius: 18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  overflow-x:hidden;

  margin:0;
  font-family: "Poppins", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(900px 520px at 12% 10%, rgba(61,169,252,0.18), transparent 55%),
    radial-gradient(900px 520px at 88% 18%, rgba(15,80,150,0.24), transparent 55%),
    linear-gradient(180deg, var(--bg2), var(--bg));
  min-height:100vh;
}
a{color:inherit}
img{max-width:100%; height:auto}
.container{width:min(var(--max), calc(100% - 40px)); margin:0 auto;}
.skip-link{position:absolute;left:-999px;top:0;padding:10px 14px;background:#000;border-radius:999px;z-index:9999}
.skip-link:focus{left:12px;top:12px}
.site-header{
  position:sticky; top:0; z-index:1000;
  background: rgba(5,15,40,0.55);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.header-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:12px 0
  flex-wrap:wrap;
  row-gap:10px;
}
.brand{display:flex;align-items:center;text-decoration:none}
.brand img{width:220px;max-width:60vw;height:auto;filter:drop-shadow(0 2px 10px rgba(0,0,0,0.35))}
.nav{display:flex;gap:8px;align-items:center}
.nav a{text-decoration:none;color:var(--muted);padding:10px 12px;border-radius:999px;border:1px solid transparent;transition:background .16s ease, border-color .16s ease, transform .16s ease, color .16s ease}
.nav a:hover{background:rgba(255,255,255,0.06);border-color:rgba(255,255,255,0.10);color:#fff;transform:translateY(-1px)}
.nav a[aria-current="page"]{background:rgba(61,169,252,0.10);border-color:rgba(61,169,252,0.40);color:#fff}
.bubble{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:12px 16px; border-radius:999px;
  border:1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.05);
  color:#fff; text-decoration:none; font-weight:650;
  transition: transform .16s ease, background .16s ease, border-color .16s ease, box-shadow .16s ease;
}
.bubble:hover{transform:translateY(-1px);background:rgba(255,255,255,0.08);border-color:rgba(255,255,255,0.22)}
.bubble.primary{background:linear-gradient(135deg, rgba(61,169,252,0.95), rgba(61,169,252,0.25)); border-color: rgba(61,169,252,0.75);}
.bubble.primary:hover{background:linear-gradient(135deg, rgba(61,169,252,1), rgba(61,169,252,0.32)); box-shadow:0 14px 38px rgba(0,0,0,0.25);}
.bubble.icon{padding:12px 14px;}
.header-cta{display:flex;gap:10px;align-items:center
  flex-wrap:wrap;
  justify-content:flex-end;
}
.icon-btn{display:none;border:1px solid rgba(255,255,255,0.16);background:rgba(255,255,255,0.06);border-radius:999px;padding:10px 12px;color:#fff}
.icon-btn:focus{outline:2px solid rgba(61,169,252,0.7);outline-offset:2px}
.mobile-nav{display:none;padding-bottom:10px}
.mobile-nav[data-open="true"]{display:block}
.mobile-nav a{display:block;padding:12px 0;color:rgba(255,255,255,0.86);text-decoration:none;border-top:1px solid rgba(255,255,255,0.10)}
.hero{padding:58px 0 26px;}
.hero-surface{
  border-radius: var(--radius);
  border:1px solid rgba(255,255,255,0.12);
  background:
    linear-gradient(135deg, rgba(5,15,40,0.85), rgba(15,80,150,0.55)),
    url("https://images.unsplash.com/photo-1599423300746-b62533397364?auto=format&fit=crop&w=2200&q=80") center/cover no-repeat;
  box-shadow: 0 18px 60px rgba(0,0,0,0.35);
}
.hero-inner{padding:34px 26px;}
.kicker{display:inline-flex;gap:10px;align-items:center;padding:8px 12px;border-radius:999px;background:rgba(255,255,255,0.08);border:1px solid rgba(255,255,255,0.12);color:var(--muted);font-weight:600}
h1{margin:14px 0 10px;font-size:clamp(2.1rem, 3.0vw, 3.1rem);line-height:1.12;text-shadow:0 10px 36px rgba(0,0,0,0.45)}
h1 span{color:var(--accent)}
.lead{margin:0 0 16px;color:rgba(255,255,255,0.86);max-width:70ch;line-height:1.75;font-size:1.08rem}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.section{padding:36px 0}
.section h2{margin:0 0 10px;font-size:1.55rem}
.sub{margin:0 0 16px;color:var(--muted);max-width:85ch}
.grid-4{display:grid;grid-template-columns:repeat(1,1fr);gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.card{
  background:var(--glass);
  border:1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding:16px;
}
.card h3{margin:0 0 8px;font-size:1.05rem}
.card p{margin:0;color:var(--muted)}
.hr{border-top:1px solid var(--line); margin:0;}
.form{display:grid;gap:12px}
.field{display:grid;gap:6px}
label{font-weight:650;color:rgba(255,255,255,0.90)}
input, select, textarea{
  width:100%;
  padding:12px 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,0.16);
  background: rgba(5,15,40,0.22);
  color:#fff;
  outline:none;
}
textarea{min-height:130px;resize:vertical}
input:focus, select:focus, textarea:focus{
  border-color: rgba(61,169,252,0.75);
  box-shadow:0 0 0 4px rgba(61,169,252,0.16);
}
.helper{color:rgba(255,255,255,0.70);font-size:0.95rem;line-height:1.5}
.footer{padding:22px 0 40px;color:rgba(255,255,255,0.70);font-size:0.95rem}
.footer a{color:rgba(255,255,255,0.78);text-decoration:none;border-bottom:1px solid rgba(255,255,255,0.20)}
.footer a:hover{color:#fff;border-bottom-color:rgba(61,169,252,0.55)}
.footer-grid{display:grid;grid-template-columns:1.2fr 0.8fr;gap:14px;align-items:start}
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:10px}
.pill{padding:10px 12px;border-radius:999px;background:rgba(255,255,255,0.05);border:1px solid rgba(255,255,255,0.12);color:rgba(255,255,255,0.78);font-weight:650}
.notice{padding:14px 16px;border-radius:16px;background:rgba(61,169,252,0.10);border:1px solid rgba(61,169,252,0.22);color:rgba(255,255,255,0.88);}
@media (max-width: 920px) {
  .grid-3{grid-template-columns:1fr}
  .grid-2{grid-template-columns:1fr}
}
@media (max-width: 820px) {
  .nav{display:none}
  .icon-btn{display:inline-flex}
}

@media (max-width: 520px) {
  .hero{padding:42px 0 18px;}
  .hero-inner{padding:22px 16px;}
  h1{font-size:clamp(1.85rem, 7vw, 2.35rem);}
  .container{width:min(var(--max), calc(100% - 28px));}
}


/* === Mobile header STACK (iPhone/Android) ===
   EXACTEMENT un au-dessus de l'autre (colonne) :
   1) ☰ Menu
   2) ☎️ Appeler
   3) 📝 Soumission
*/
@media (max-width: 820px) {
  .header-cta{
    display:flex !important;
    flex-direction:column !important;
    align-items:flex-end !important;
    justify-content:flex-start !important;
    gap:10px !important;
    width:fit-content !important;
  }

  /* 1) Menu en premier */
  .header-cta .icon-btn{
    order:0 !important;
    display:inline-flex !important;
    align-items:center !important;
    justify-content:center !important;
    padding:12px 16px !important;     /* même vibe que les bulles */
    font-size:1.05rem !important;     /* plus visible */
    border-radius:999px !important;
    border:1px solid rgba(255,255,255,0.20) !important;
    background: rgba(255,255,255,0.08) !important;
    min-width:56px !important;
  }

  /* 2) Appeler */
  .header-cta .bubble.icon{
    order:1 !important;
  }

  /* 3) Soumission */
  .header-cta .bubble.primary{
    order:2 !important;
  }

  /* Menu déroulant aligné à droite */
  .mobile-nav{
    text-align:right !important;
  }
}