:root{
  --night:#0B1C2D;        /* bleu nuit */
  --night2:#0F243A;
  --sand:#C2A878;         /* marron clair */
  --sand2:#D9C79E;
  --bg:#0A1220;
  --paper:#F6F3ED;
  --text:#0B1220;
  --muted:#667085;
  --stroke: rgba(11,18,32,.12);
  --shadow: 0 18px 50px rgba(2,6,23,.18);
  --r: 18px;
  --max: 1120px;
}

*{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  color: var(--text);
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  background:
    radial-gradient(900px 420px at 15% 0%, rgba(194,168,120,.20), transparent 60%),
    radial-gradient(1000px 520px at 85% 0%, rgba(11,28,45,.18), transparent 62%),
    linear-gradient(180deg, #ffffff 0%, #F7F4EF 55%, #ffffff 100%);
  line-height:1.6;
}

.container{ max-width:var(--max); margin:0 auto; padding:0 20px; }
a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; text-underline-offset:4px; }

.header{
  position:sticky; top:0; z-index:50;
  background: rgba(255,255,255,.78);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--stroke);
}
.header__inner{ display:flex; align-items:center; justify-content:space-between; gap:16px; padding:14px 0; }

.brand{ display:flex; align-items:center; gap:10px; }
.brand__mark{
  width:34px; height:34px; border-radius: 12px;
  background: linear-gradient(135deg, var(--night) 0%, var(--night2) 100%);
  position:relative;
  box-shadow: 0 12px 26px rgba(11,28,45,.20);
}
.brand__mark::after{
  content:""; position:absolute; inset:7px;
  border-radius: 10px;
  background: linear-gradient(135deg, var(--sand) 0%, var(--sand2) 100%);
}
.brand__name{
  font-family: "Plus Jakarta Sans", Inter, sans-serif;
  font-weight: 800;
  letter-spacing: .2px;
}
.brand__tag{
  font-size: 12px;
  font-weight: 800;
  color: rgba(11,28,45,.70);
  padding: 4px 8px;
  border: 1px solid rgba(11,28,45,.14);
  border-radius: 999px;
  background: rgba(11,28,45,.04);
}

.nav{ display:flex; align-items:center; gap:18px; }
.nav__link{ font-weight: 700; font-size: 14px; color: rgba(11,18,32,.78); }
.nav__link.is-active{ color: var(--night); }

.navbtn{
  display:none;
  border:1px solid var(--stroke);
  background:#fff;
  border-radius: 14px;
  padding:10px 10px;
  box-shadow: 0 12px 26px rgba(2,6,23,.10);
}
.navbtn span{
  display:block; width:22px; height:2px; background:var(--night);
  margin:4px 0; border-radius:2px;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding: 11px 16px;
  border-radius: 14px;
  border:1px solid transparent;
  font-weight: 800;
  font-size: 14px;
  cursor:pointer;
  transition: transform .08s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
  text-decoration:none !important;
}
.btn:active{ transform: translateY(1px); }
.btn--block{ width:100%; }

.btn--primary{
  background: linear-gradient(135deg, var(--sand) 0%, var(--sand2) 100%);
  color:#0B1220;
  border-color: rgba(194,168,120,.55);
  box-shadow: 0 16px 38px rgba(194,168,120,.28);
}
.btn--primary:hover{ box-shadow: 0 18px 46px rgba(194,168,120,.40); }

.btn--ghost{
  background: rgba(11,28,45,.04);
  color: var(--night);
  border-color: rgba(11,28,45,.14);
}

.kicker{
  display:inline-flex;
  padding: 6px 10px;
  border-radius:999px;
  font-weight: 900;
  font-size: 12px;
  color: rgba(11,28,45,.88);
  background: rgba(194,168,120,.18);
  border: 1px solid rgba(194,168,120,.30);
}

.hero{ position:relative; padding: 58px 0 18px; overflow:hidden; }
.hero__grid{ display:grid; grid-template-columns: 1.35fr .85fr; gap:28px; align-items:start; }
.hero h1{
  margin: 12px 0 12px;
  font-family:"Plus Jakarta Sans", Inter, sans-serif;
  font-size: clamp(32px, 4vw, 48px);
  line-height:1.12;
  color: var(--night);
}
.lead{ margin:0 0 18px; font-size: 16px; color: rgba(11,18,32,.78); }

.hero__actions{ display:flex; gap:12px; flex-wrap:wrap; margin-bottom: 18px; }

.stats{ display:grid; grid-template-columns: repeat(3, 1fr); gap:10px; margin-top: 14px; }
.stat{
  border:1px solid rgba(11,28,45,.12);
  background: rgba(255,255,255,.68);
  border-radius: 16px;
  padding: 10px 12px;
}
.stat__v{ font-weight: 950; color: var(--night); }
.stat__l{ font-size: 12px; color: rgba(11,18,32,.70); }

.panel{
  border-radius: 22px;
  border: 1px solid rgba(11,28,45,.14);
  background: rgba(255,255,255,.72);
  box-shadow: var(--shadow);
  padding: 18px;
}
.panel--soft{ box-shadow: 0 10px 28px rgba(2,6,23,.08); }
.panel__badge{
  display:inline-flex;
  padding: 6px 10px;
  border-radius:999px;
  font-weight: 900;
  font-size: 12px;
  color:#fff;
  background: linear-gradient(135deg, rgba(11,28,45,.92), rgba(11,28,45,1));
}
.panel__top h2{
  margin: 10px 0 6px;
  font-family:"Plus Jakarta Sans", Inter, sans-serif;
  color: var(--night);
}
.panel__top p{ margin:0 0 12px; color: rgba(11,18,32,.74); }

.checks{ margin: 0 0 14px; padding-left: 18px; color: rgba(11,18,32,.76); }
.checks li{ margin: 8px 0; }
.fine{ font-size: 12px; color: var(--muted); margin-top: 10px; }

.hero__bg{
  position:absolute; inset:-120px -120px auto -120px; height: 420px;
  background:
    radial-gradient(900px 280px at 15% 10%, rgba(194,168,120,.22), transparent 60%),
    radial-gradient(900px 340px at 85% 10%, rgba(11,28,45,.22), transparent 62%);
  pointer-events:none;
}

.section{ padding: 52px 0; }
.section__head h2{
  margin:0 0 6px;
  font-family:"Plus Jakarta Sans", Inter, sans-serif;
  color: var(--night);
  font-size: 30px;
}
.section__head p{ margin:0 0 18px; color: var(--muted); }

.cards{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.card{
  border-radius: 22px;
  border:1px solid rgba(11,28,45,.12);
  background: rgba(255,255,255,.72);
  padding: 18px;
  box-shadow: 0 10px 28px rgba(2,6,23,.08);
}
.card__icon{
  width:44px; height:44px;
  border-radius: 16px;
  display:flex; align-items:center; justify-content:center;
  background: rgba(11,28,45,.06);
  border:1px solid rgba(11,28,45,.12);
  margin-bottom: 10px;
}
.card h3{ margin: 8px 0 6px; color: var(--night); }
.card p{ margin:0 0 10px; color: rgba(11,18,32,.74); }
.link{ font-weight: 900; color: var(--night); }

.cta{
  background: linear-gradient(135deg, rgba(11,28,45,.92), rgba(11,28,45,1));
  color:#fff;
  padding: 40px 0;
  border-top: 1px solid rgba(255,255,255,.12);
}
.cta__inner{ display:flex; align-items:center; justify-content:space-between; gap:18px; flex-wrap:wrap; }
.cta h2{ margin:0 0 6px; font-family:"Plus Jakarta Sans", Inter, sans-serif; }
.cta p{ margin:0; color: rgba(255,255,255,.82); }
.cta__actions{ display:flex; gap: 12px; flex-wrap: wrap; }
.cta .btn--ghost{ color:#fff; background: rgba(255,255,255,.08); border-color: rgba(255,255,255,.22); }

.page{ padding: 46px 0; }
.page__grid{ display:grid; grid-template-columns: 1.1fr .9fr; gap: 18px; align-items:start; }

.info{ display:grid; grid-template-columns: repeat(2, 1fr); gap: 10px; margin-top: 16px; }
.info__item{
  border:1px solid rgba(11,28,45,.12);
  background: rgba(255,255,255,.68);
  border-radius: 16px;
  padding: 10px 12px;
}
.info__k{ font-weight: 900; color: var(--night); font-size: 12px; }
.info__v{ color: rgba(11,18,32,.78); font-weight: 700; }

.form{ display:flex; flex-direction:column; gap: 12px; }
label{ font-weight: 900; font-size: 13px; color: rgba(11,18,32,.88); }
input, select, textarea{
  width:100%;
  margin-top: 6px;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(11,18,32,.14);
  background: rgba(255,255,255,.82);
  font: inherit;
  outline: none;
}
input:focus, select:focus, textarea:focus{
  border-color: rgba(194,168,120,.85);
  box-shadow: 0 0 0 4px rgba(194,168,120,.22);
}

.footer{
  border-top: 1px solid rgba(11,28,45,.12);
  background: rgba(255,255,255,.70);
  padding: 22px 0;
}
.footer__inner{
  display:flex;
  align-items:flex-start;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}
.footer__right{ display:flex; gap: 12px; flex-wrap: wrap; }
.footer__bottom{
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid rgba(11,28,45,.10);
  color: rgba(11,18,32,.70);
}

.muted{ color: var(--muted); margin: 10px 0 0; }

@media (max-width: 900px){
  .hero__grid{ grid-template-columns: 1fr; }
  .cards{ grid-template-columns: 1fr; }
  .stats{ grid-template-columns: 1fr; }
  .page__grid{ grid-template-columns: 1fr; }
  .nav{ display:none; }
  .navbtn{ display:inline-block; }
  .nav.is-open{
    display:flex;
    position:absolute;
    top: 62px; left: 20px; right: 20px;
    flex-direction: column;
    background: rgba(255,255,255,.92);
    border:1px solid rgba(11,28,45,.12);
    border-radius: 18px;
    padding: 12px;
    box-shadow: 0 18px 40px rgba(2,6,23,.16);
  }
}