/* SD2T — styles.css */
:root{
  --bg: #0b1220;
  --panel: #0f1a2e;
  --card: #111f38;
  --text: #e8eefc;
  --muted: #b9c6e6;
  --line: rgba(255,255,255,.12);
  --brand: #4ea7ff;
  --brand2:#55f2c2;

  --radius: 16px;
  --shadow: 0 10px 30px rgba(0,0,0,.35);
  --max: 1120px;
}

*{ box-sizing:border-box; }
html,body{ height:100%; }
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  color:var(--text);
  background:
    radial-gradient(1200px 700px at 15% 10%, rgba(78,167,255,.18), transparent 55%),
    radial-gradient(900px 600px at 80% 20%, rgba(85,242,194,.12), transparent 50%),
    linear-gradient(180deg, var(--bg), #060a14);
  line-height:1.55;
}

a{ color:inherit; text-decoration:none; }
a:hover{ text-decoration:underline; }

img{ max-width:100%; display:block; }
code{ font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono","Courier New", monospace; }

.container{ width:100%; max-width:var(--max); margin:0 auto; padding:0 18px; }

.skip-link{
  position:absolute; left:-9999px; top:auto;
  width:1px; height:1px; overflow:hidden;
}
.skip-link:focus{
  left:18px; top:18px; width:auto; height:auto;
  padding:10px 14px; background:rgba(255,255,255,.06);
  border:1px solid var(--line); border-radius:12px;
  z-index:9999;
}

.header{
  position:sticky; top:0; z-index:50;
  background:rgba(6,10,20,.7);
  backdrop-filter: blur(10px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex; align-items:center; justify-content:space-between;
  gap:14px; padding:14px 0;
}

.brand{
  display:flex; align-items:center; gap:10px;
  font-weight:800; letter-spacing:.2px;
}
.brand img{ height:34px; width:auto; }
.brand span{ opacity:.95; white-space:nowrap; overflow:hidden; text-overflow:ellipsis; max-width:260px; }

.nav{
  display:flex; align-items:center; gap:18px;
}
.nav a{
  color:var(--muted);
  font-weight:600;
  padding:10px 10px;
  border-radius:12px;
}
.nav a[aria-current="page"]{
  color:var(--text);
  background:rgba(255,255,255,.06);
}

.header-actions{
  display:flex; align-items:center; gap:10px;
}

.btn{
  display:inline-flex; align-items:center; justify-content:center; gap:10px;
  padding:10px 14px;
  border-radius:999px;
  border:1px solid var(--line);
  background:rgba(255,255,255,.06);
  color:var(--text);
  font-weight:700;
  cursor:pointer;
  transition: transform .08s ease, background .2s ease, filter .2s ease;
}
.btn:hover{ background:rgba(255,255,255,.10); text-decoration:none; }
.btn:active{ transform:translateY(1px); }

.btn-primary{
  border:none;
  background: linear-gradient(90deg, var(--brand), var(--brand2));
  color:#04121f;
}
.btn-primary:hover{ filter: brightness(1.05); }

.btn-ghost{
  background:transparent;
  border:1px solid rgba(78,167,255,.35);
}
.btn-ghost:hover{ background:rgba(78,167,255,.10); }

.mobile-toggle{
  display:none;
  width:44px; height:44px; border-radius:14px;
}

.mobile-panel{
  display:none;
  border-top:1px solid var(--line);
  padding:10px 0 14px;
}
.mobile-panel a{
  display:block;
  padding:12px 12px;
  border-radius:12px;
  color:var(--muted);
  font-weight:700;
}
.mobile-panel a:hover{ background:rgba(255,255,255,.06); text-decoration:none; }

.hero{
  padding:54px 0 22px;
}
.hero-grid{
  display:grid;
  grid-template-columns: 1.2fr .8fr;
  gap:26px;
  align-items:stretch;
}
.hero h1{
  margin:0 0 10px;
  font-size: clamp(28px, 4vw, 46px);
  line-height:1.12;
  letter-spacing:-.6px;
}
.hero p{
  margin:0 0 18px;
  color:var(--muted);
  font-size: 1.05rem;
  max-width: 62ch;
}
.pills{
  display:flex; flex-wrap:wrap; gap:10px;
  margin:16px 0 22px;
}
.pill{
  font-weight:800; font-size:.92rem;
  padding:10px 12px;
  border-radius:999px;
  background:rgba(255,255,255,.06);
  border:1px solid var(--line);
  color:var(--muted);
}
.pill strong{ color:var(--text); }

.hero-card{
  background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.03));
  border:1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding:18px;
  display:flex;
  flex-direction:column;
  gap:14px;
}
.hero-card .img{
  border-radius: 14px;
  overflow:hidden;
  border:1px solid rgba(255,255,255,.10);
}
.hero-card .img img{ aspect-ratio: 16 / 10; object-fit:cover; }
.hero-card h3{ margin:0; font-size:1.05rem; }
.hero-card ul{ margin:0; padding-left:18px; color:var(--muted); }
.hero-card li{ margin:8px 0; }

.section{ padding:44px 0; }
.section h2{
  margin:0 0 14px;
  font-size: clamp(22px, 2.3vw, 30px);
  letter-spacing:-.3px;
}
.section p.lead{
  margin:0 0 20px;
  color:var(--muted);
  max-width: 75ch;
}

.grid-3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:16px;
}
.card{
  background: rgba(255,255,255,.05);
  border:1px solid var(--line);
  border-radius: var(--radius);
  padding:18px;
  box-shadow: 0 8px 20px rgba(0,0,0,.18);
}
.card h3{ margin:0 0 8px; }
.card p{ margin:0 0 12px; color:var(--muted); }
.card .card-actions{ display:flex; gap:10px; flex-wrap:wrap; }

.kpis{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap:12px;
}
.kpi{
  padding:16px;
  border-radius: var(--radius);
  border:1px solid var(--line);
  background:rgba(255,255,255,.04);
}
.kpi .big{
  font-size:1.35rem;
  font-weight:900;
}
.kpi .small{ color:var(--muted); font-weight:700; margin-top:6px; }

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:18px;
  align-items:start;
}

.faq details{
  border:1px solid var(--line);
  border-radius:14px;
  background:rgba(255,255,255,.04);
  padding:14px 16px;
  margin:10px 0;
}
.faq summary{
  cursor:pointer;
  font-weight:900;
  color:var(--text);
}
.faq p{ color:var(--muted); margin:10px 0 0; }

.cta{
  padding:30px 0 64px;
}
.cta-inner{
  background: linear-gradient(90deg, rgba(78,167,255,.14), rgba(85,242,194,.10));
  border:1px solid rgba(255,255,255,.14);
  border-radius: var(--radius);
  padding:22px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:14px;
}
.cta-inner h3{ margin:0 0 6px; }
.cta-inner p{ margin:0; color:var(--muted); }
.cta-actions{ display:flex; gap:10px; flex-wrap:wrap; }

.footer{
  border-top:1px solid var(--line);
  padding:22px 0 34px;
  color:var(--muted);
}
.footer-grid{
  display:grid;
  grid-template-columns: 1.5fr 1fr 1fr;
  gap:16px;
}
.footer a{ color:var(--muted); font-weight:700; }
.footer a:hover{ color:var(--text); text-decoration:none; }
.footer small{ display:block; margin-top:12px; opacity:.9; }

.form{
  display:grid;
  gap:12px;
}
.field{
  display:grid;
  gap:8px;
}
label{ font-weight:800; }
input, textarea, select{
  width:100%;
  padding:12px 12px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(0,0,0,.18);
  color:var(--text);
  outline:none;
}
textarea{ min-height:140px; resize:vertical; }
.help{ color:var(--muted); font-size:.92rem; }

.notice{
  padding:12px 14px;
  border-radius:14px;
  border:1px solid var(--line);
  background: rgba(255,255,255,.04);
  color: var(--muted);
}

/* Small “message envoyé” banner */
.success{
  border:1px solid rgba(85,242,194,.35);
  background: rgba(85,242,194,.10);
  color: var(--text);
}

/* Responsive */
@media (max-width: 980px){
  .hero-grid{ grid-template-columns: 1fr; }
  .grid-3{ grid-template-columns: 1fr; }
  .kpis{ grid-template-columns: repeat(2, 1fr); }
  .split{ grid-template-columns: 1fr; }
  .footer-grid{ grid-template-columns: 1fr; }
  .nav{ display:none; }
  .mobile-toggle{ display:inline-flex; }
  .mobile-panel.show{ display:block; }
}
@media (max-width: 520px){
  .brand span{ display:none; }

  .header-actions .btn-ghost{ display:none; }
  .kpis{ grid-template-columns: 1fr; }
  .cta-inner{ flex-direction:column; align-items:flex-start; }
}


/* Honeypot anti-spam */
.hp{position:absolute;left:-10000px;top:auto;width:1px;height:1px;overflow:hidden;}