/* styles.css — White + Glass (clean, pro, responsive) */
:root{
  --bg: #F6F8FC;
  --bg-2: #EEF3FF;

  --panel: rgba(255,255,255,.70);
  --panel-strong: rgba(255,255,255,.82);
  --stroke: rgba(15, 23, 42, .10);     /* slate-ish */
  --stroke-2: rgba(15, 23, 42, .14);

  --text: rgba(15, 23, 42, .92);
  --muted: rgba(15, 23, 42, .70);
  --muted-2: rgba(15, 23, 42, .52);

  --accent: #2563EB;   /* blue-600 */
  --accent-2: #60A5FA; /* blue-400 */

  --radius: 16px;
  --radius-lg: 22px;

  --shadow: 0 18px 60px rgba(15, 23, 42, .10);
  --shadow-soft: 0 10px 28px rgba(15, 23, 42, .08);

  --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;
  color:var(--text);

  /* Base claire uniforme */
  background: linear-gradient(180deg, var(--bg-2), var(--bg));
}

/* Overlay FIXE = évite les "paliers" et garde un glow constant */
body::before{
  content:"";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;

  /* Glows plus doux + mieux répartis */
  background:
    radial-gradient(900px 520px at 15% 0%, rgba(37,99,235,.14), transparent 62%),
    radial-gradient(900px 520px at 85% 10%, rgba(96,165,250,.12), transparent 60%),
    radial-gradient(1000px 600px at 50% 110%, rgba(37,99,235,.10), transparent 65%),
    linear-gradient(180deg, rgba(255,255,255,.65), rgba(255,255,255,0));
}


a{color:inherit; text-decoration:none}
p{margin:0 0 14px 0; color:var(--muted); line-height:1.6}
h1,h2,h3{margin:0 0 10px 0; letter-spacing:-.02em}
h1{font-size:clamp(30px, 4vw, 52px); line-height:1.05}
h2{font-size:clamp(22px, 2.2vw, 30px)}
h3{font-size:18px}

.container{max-width:var(--max); margin:0 auto; padding:0 18px}
.section{padding:72px 0}
.section.tight{padding:54px 0}

/* Glass panel */
.glass{
  background: var(--panel);
  border: 1px solid var(--stroke);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.nav{
  position:sticky; top:0; z-index:50;
  background: rgba(246,248,252,.70);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid rgba(15,23,42,.08);
}
.nav-inner{
  display:flex; align-items:center; justify-content:space-between;
  height:70px;
}
.brand{display:flex; align-items:center; gap:10px; font-weight:800}
.brand-badge{
  width:34px; height:34px; border-radius:12px;
  background: linear-gradient(135deg, rgba(37,99,235,.20), rgba(96,165,250,.18));
  border: 1px solid rgba(37,99,235,.22);
  box-shadow: 0 10px 26px rgba(37,99,235,.14);
}
.brand span{letter-spacing:.02em}

.nav-links{display:flex; gap:10px; align-items:center}
.nav-links a{
  color:var(--muted);
  font-size:14px;
  padding:10px 12px;
  border-radius:12px;
}
.nav-links a:hover{
  color:var(--text);
  background: rgba(255,255,255,.55);
  border: 1px solid rgba(15,23,42,.08);
}

.nav-cta{display:flex; gap:10px; align-items:center}

.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:11px 14px;
  border-radius:14px;
  border: 1px solid rgba(15,23,42,.12);
  background: rgba(255,255,255,.65);
  box-shadow: var(--shadow-soft);
  color:var(--text);
  font-weight:700;
  font-size:14px;
  gap:10px;
}
.btn:hover{filter: brightness(1.02); background-color: #89aefd;}
.btn.primary{
  border-color: rgba(37,99,235,.22);
  background: linear-gradient(135deg, rgba(37,99,235,.14), rgba(96,165,250,.14));
}
.btn.primary:hover{
  filter: brightness(1.04);
  background-color: #ffffff;
}
.btn.link{
  background: transparent;
  border-color: transparent;
  box-shadow: none;
  color: var(--accent);
  padding-left: 10px;
  padding-right: 10px;
}
.btn.link:hover{background: rgba(37,99,235,.08)}

.hero{padding:88px 0 24px 0}
.hero-grid{
  display:grid;
  grid-template-columns: 1.15fr .85fr;
  gap:14px;
  align-items:stretch;
}
.hero-main{padding:26px}
.hero-aside{padding:22px}

.kicker{
  display:inline-flex; gap:10px; align-items:center;
  color: var(--muted);
  font-size:13px;
  border: 1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  padding:8px 12px;
  border-radius: 999px;
  margin-bottom:14px;
}

.badges{display:flex; gap:10px; flex-wrap:wrap; margin:18px 0 18px}
.badge{
  padding:8px 10px;
  border-radius:999px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  color: var(--muted);
  font-size:13px;
}
.hero-actions{display:flex; gap:10px; flex-wrap:wrap; margin-top:16px}

.aside-title{color:var(--text); font-weight:800; margin-bottom:10px}

.list{display:flex; flex-direction:column; gap:10px; margin-top:12px}
.li{
  display:flex; gap:10px;
  padding:12px;
  border-radius:16px;
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
}
.dot{
  width:10px; height:10px; border-radius:99px;
  background: var(--accent);
  margin-top:6px;
}

.grid3{
  display:grid;
  grid-template-columns: repeat(3, 1fr);
  gap:14px;
}

.card{
  padding:18px;
  border-radius: var(--radius);
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.card .mini{
  color: var(--muted-2);
  font-size:12px;
  letter-spacing:.08em;
  text-transform:uppercase
}
.card p{margin:10px 0 14px}

.split{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap:14px;
  align-items:stretch;
}
.soft{
  padding:22px;
  border-radius: var(--radius-lg);
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}
.soft p:last-child{margin-bottom:0}

.faq{display:flex; flex-direction:column; gap:10px}
details{
  border:1px solid rgba(15,23,42,.10);
  background: rgba(255,255,255,.55);
  border-radius: 16px;
  padding:14px 14px;
  box-shadow: var(--shadow-soft);
  backdrop-filter: blur(12px);
}
summary{cursor:pointer; color:var(--text); font-weight:800}
details p{margin:10px 0 0}

/* Footer bleu */
.footer{
  padding:34px 0 44px;
  border-top: 1px solid rgba(255,255,255,.18);

  background: linear-gradient(180deg, #0B3AAE, #072B7F);
  color: rgba(255,255,255,.92);
  font-size:13px;
}

.footer-row{
  display:flex;
  justify-content:space-between;
  gap:18px;
  flex-wrap:wrap;
}

.footer a{
  color: rgba(255,255,255,.85);
  padding:8px 10px;
  border-radius:10px;
}

.footer a:hover{
  color: rgba(255,255,255,1);
  background: rgba(255,255,255,.10);
  border:1px solid rgba(255,255,255,.18);
}


/* Mobile */
.burger{display:none}
.mobile-menu{display:none}
@media (max-width: 920px){
  /* Layout général */
  .section{padding:48px 0}
  .hero{padding:64px 0 18px 0}

  /* Grids en colonne */
  .hero-grid{grid-template-columns:1fr}
  .grid3{grid-template-columns:1fr}
  .split{grid-template-columns:1fr}

  /* Header compact */
  .nav-inner{
    height:auto;
    padding:10px 0;
    gap:10px;
  }

  /* On cache les liens desktop */
  .nav-links{display:none}

  /* On laisse les boutons respirer */
  .nav-cta{
    gap:8px;
  }

  /* Boutons + petits */
  .btn{
    padding:10px 12px;
    border-radius:12px;
    font-size:13px;
    white-space:nowrap;
  }

  /* Burger visible */
  .burger{display:inline-flex}

  /* Menu mobile propre */
  /* Menu mobile : glass + marges */
  .mobile-menu{
    margin-top: 10px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--stroke);
    background: rgba(255,255,255,.72);
    box-shadow: var(--shadow-soft);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    padding: 10px;
  }
  .mobile-menu.open{display:block}
  .mobile-menu a{
    display:block;
    padding:12px 10px;
    color:var(--muted);
    border-radius:12px;
  }
  .mobile-menu a:hover{
    background: rgba(255,255,255,.55);
    color:var(--text);
    border:1px solid rgba(15,23,42,.08)
  }

  /* Hero cards plus compact */
  .hero-main{padding:18px}
  .hero-aside{padding:16px}

  /* CTA du hero : en colonne, full width */
  .hero-actions{
    flex-direction:column;
    align-items:stretch;
  }
  .hero-actions .btn{
    width:100%;
    justify-content:center;
  }

  /* Badges : wrap mieux */
  .badges{gap:8px}
  .badge{font-size:12px}

  /* List items */
  .li{padding:10px}
}

  /* Image de fond derrière le header + hero */
  .header-backdrop{
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 520px;                 /* hauteur du visuel derrière le header */
    z-index: -2;

    background:
      linear-gradient(180deg, rgba(246,248,252,.25) 0%, rgba(246,248,252,1) 78%),
      url("assets/hero-bg.png");    /* <-- mets ton image ici */

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    filter: saturate(1.05);
  }

  /* Important: pour que l'absolute marche correctement */
  body{ position: relative; }

  .glass, .card, .soft, details{
  background-image: linear-gradient(180deg, rgba(255,255,255,.55), rgba(255,255,255,0));
}