:root{
  --bg-0:#070A12;
  --bg-1:#0B1220;
  --text:#EAF0FF;
  --muted:#A7B2CC;

  --brand:#6D5EF6;
  --brand-2:#2FE0C3;
  --ring: rgba(109, 94, 246, .35);
  --card: rgba(255,255,255,.06);
  --card2: rgba(255,255,255,.10);
  --stroke: rgba(255,255,255,.10);

  /* sizing tokens */
  --btn-h: 40px;
  --btn-px: 14px;
  --radius: 12px;
}

*{ 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(109,94,246,.22), transparent 55%),
    radial-gradient(900px 600px at 85% 20%, rgba(47,224,195,.14), transparent 50%),
    linear-gradient(180deg, var(--bg-0), var(--bg-1));
}

.container{
  width: min(1140px, calc(100% - 40px));
  margin: 0 auto;
}

/* Header */
.header{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 16px;
  padding: 22px 0;
}

.brand{
  display:flex;
  align-items:center;
  gap:10px;
  text-decoration:none;
  color:var(--text);
}
.brand-mark{
  width:14px;
  height:14px;
  border-radius:6px;
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  box-shadow: 0 0 0 6px rgba(109,94,246,.10);
}
.brand-name{
  font-weight:700;
  letter-spacing:.2px;
}

.nav{
  display:flex;
  align-items:center;
  gap:14px;
  flex-wrap:wrap; /* évite le débordement si écran étroit */
  justify-content:flex-end;
}

.nav-link{
  color:var(--muted);
  text-decoration:none;
  font-size:14px;
}
.nav-link:hover{ color:var(--text); }

/* Hero */
.hero{
  display:grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 26px;
  padding: 38px 0 10px;
}

@media (max-width: 920px){
  .hero{ grid-template-columns:1fr; }
  .nav .nav-link{ display:none; }
}

.pill{
  display:inline-block;
  padding: 6px 10px;
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  border-radius: 999px;
  font-size: 12px;
  color: var(--muted);
  margin: 0 0 14px;
}

h1{
  margin: 0 0 12px;
  font-size: clamp(30px, 3.8vw, 48px);
  line-height: 1.05;
  letter-spacing: -0.02em;
}

.grad{
  background: linear-gradient(135deg, var(--brand), var(--brand-2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.lead{
  margin: 0 0 18px;
  color: var(--muted);
  font-size: 16px;
  line-height: 1.55;
  max-width: 58ch;
}

.cta{
  display:flex;
  gap:10px;
  flex-wrap:wrap;
  margin: 18px 0 10px;
}

/* Buttons (unifiés) */
.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap: 10px;

  height: var(--btn-h);
  padding: 0 var(--btn-px);

  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.02);
  color: var(--text);

  border-radius: var(--radius);
  text-decoration:none;
  font-weight: 600;
  font-size: 14px;
  line-height: 1;
  white-space: nowrap;

  cursor:pointer;
  transition: transform .12s ease, background .12s ease, border-color .12s ease, box-shadow .12s ease;
}

.btn:hover{
  transform: translateY(-1px);
  background: rgba(255,255,255,.04);
}
.btn:active{ transform: translateY(0px); }

.btn:focus-visible{
  outline: none;
  box-shadow: 0 0 0 4px var(--ring);
}

/* Primary (gradient sans artefact) */
.btn-primary{
  position: relative;
  overflow: hidden;             /* clippe le gradient aux bords arrondis */
  background-clip: padding-box; /* évite les glitches au bord */
  border: 1px solid transparent;

  background-image: linear-gradient(135deg, var(--brand), var(--brand-2));
  background-size: 100% 100%;
  background-repeat: no-repeat;
  background-position: 0 0;

  box-shadow: 0 10px 30px rgba(109,94,246,.18);
}

.btn-primary:hover{
  box-shadow: 0 14px 40px rgba(109,94,246,.24);
}

.btn-ghost{
  background: rgba(255,255,255,.02);
}

/* Arrow */
.arrow{
  margin-left: 6px;
  display:inline-block;
}

/* Trust */
.trust{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  margin-top: 14px;
  color: var(--muted);
  font-size: 13px;
}
.trust-item{
  display:flex;
  align-items:center;
  gap:8px;
}
.dot{
  width:8px;
  height:8px;
  border-radius:999px;
  background: rgba(47,224,195,.55);
  box-shadow: 0 0 0 5px rgba(47,224,195,.10);
}

/* Mock UI */
.mock{
  border: 1px solid var(--stroke);
  background: linear-gradient(180deg, rgba(255,255,255,.04), rgba(255,255,255,.02));
  border-radius: 18px;
  overflow:hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,.35);
}
.mock-top{
  display:flex;
  align-items:center;
  gap:8px;
  padding: 12px 14px;
  border-bottom: 1px solid var(--stroke);
  background: rgba(255,255,255,.03);
}
.mock-dot{
  width:10px;
  height:10px;
  border-radius:999px;
  background: rgba(255,255,255,.16);
}
.mock-title{
  margin-left: 6px;
  color: var(--muted);
  font-size: 13px;
}
.mock-body{ padding: 14px; }

.mock-card{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 10px;
  margin-bottom: 12px;
}
@media (max-width: 520px){
  .mock-card{ grid-template-columns:1fr; }
}

.kpi{
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  border-radius: 14px;
  padding: 12px;
}
.kpi-label{ color: var(--muted); font-size: 12px; }
.kpi-value{ font-size: 18px; font-weight: 800; margin-top: 6px; }

.mock-grid{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px;
}
.card{
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  border-radius: 14px;
  padding: 12px;
}
.card-title{ font-weight: 800; margin-bottom: 6px; }
.card-text{ color: var(--muted); font-size: 13px; line-height: 1.4; }

.note{
  margin-top: 12px;
  padding: 12px;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  background: rgba(109,94,246,.08);
  color: var(--text);
  font-size: 13px;
  line-height: 1.45;
}

/* Sections */
.section{
  margin: 46px 0 20px;
  padding: 22px 0;
}
.section h2{
  margin: 0 0 14px;
  font-size: 20px;
  letter-spacing: -0.01em;
}

.features{
  display:grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 12px;
}
@media (max-width: 980px){
  .features{ grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 520px){
  .features{ grid-template-columns: 1fr; }
}

.feature{
  border: 1px solid var(--stroke);
  background: rgba(255,255,255,.03);
  border-radius: 16px;
  padding: 14px;
}
.feature-title{ font-weight: 800; margin-bottom: 6px; }
.feature-text{ color: var(--muted); font-size: 13px; line-height: 1.45; }

/* Footer */
.footer{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 14px;
  padding: 26px 0 34px;
  border-top: 1px solid rgba(255,255,255,.08);
  margin-top: 26px;
}
.footer-left{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}
.brand-mini{
  display:flex;
  align-items:center;
  gap:10px;
}
.sep{ color: rgba(255,255,255,.20); }
.muted{ color: var(--muted); font-size: 13px; }

.footer-link{
  color:var(--muted);
  text-decoration:none;
  font-weight: 600;
}
.footer-link:hover{ color: var(--text); }

.footer-links{
  display:flex;
  gap:14px;
  flex-wrap:wrap;
  justify-content:flex-end;
}