:root{
  --bg:#0b1222;
  --bg-soft:#0f1b33;
  --carte:#fff;
  --txt:#e9f0f5;
  --txt-f:#0b1426;
  --bleu:#235bff;
  --bleu-2:#0d1f49;
  --bord:rgba(8,20,38,.06);
  --ray:16px;
  --ombre-1:0 14px 32px rgba(0,0,0,.22);
  --ombre-2:0 8px 18px rgba(0,0,0,.12);
  --titre:"Outfit",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --texte:"Inter",system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;
  --h1:clamp(32px,4.6vw,56px);
  --h2:clamp(22px,2.8vw,32px);
  --h3:clamp(18px,2vw,22px)
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  background:linear-gradient(#0a1323,#0b1322 40%,#0b1322);
  color:var(--txt);
  font:16px/1.6 var(--texte);
  -webkit-font-smoothing:antialiased
}

a{color:#cfe0ff;text-decoration:none}
img{max-width:100%;display:block}

.conteneur{max-width:1100px;margin:0 auto;padding:0 16px}

.carte{
  background:var(--carte);
  color:var(--txt-f);
  border:1px solid var(--bord);
  border-radius:var(--ray);
  box-shadow:var(--ombre-2);
  padding:1rem
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.45rem;
  padding:.78rem 1.1rem;
  border-radius:12px;
  border:1px solid transparent;
  font-weight:700;
  cursor:pointer;
  transition:.15s
}
.btn:hover{transform:translateY(-1px)}
.btn.principal{
  background:linear-gradient(180deg,#2f6aff,#1f4fff);
  color:#fff;border-color:#2a58ff;
  box-shadow:0 10px 26px rgba(42,88,255,.32)
}
.btn.clair{background:#0f2146;color:#fff;border-color:#28407e}
.btn.contour{background:transparent;border-color:#bcd0ff;color:#fff}
.btn.sombre{background:var(--bleu-2);color:#fff;border:1px solid #28407e}
.btn.sombre:hover{background:#103070}

.barre{
  position:sticky;top:0;z-index:20;
  background:var(--bg-soft);
  box-shadow:0 8px 18px rgba(0,0,0,.18)
}
.barre__c{display:flex;align-items:center;justify-content:space-between;padding:12px 16px}
.brand{display:flex;align-items:center;gap:.6rem}
.brand .nom{font-weight:800}
.menu{display:flex;gap:14px;list-style:none;margin:0;padding:0}
.menu a{padding:.5rem .7rem;border-radius:10px}
.menu a:hover{background:rgba(255,255,255,.08)}
.menu a.actif{background:rgba(255,255,255,.12)}
.actions{display:flex;gap:.5rem}

.pied{padding:28px 0;border-top:1px solid rgba(255,255,255,.06);margin-top:24px}
.pied p{margin:0;color:#cfe0ff;text-align:center;font-size:.95rem}

@media (max-width:900px){
  .menu{flex-wrap:wrap;gap:8px}
  .actions{display:none}
}