/* =========================================================
   NEXA — thème bleu électrique / blanc, épuré
   ========================================================= */
:root{
  --blue:#0047ff;
  --blue-dark:#0033cc;
  --blue-soft:#eef2ff;
  --ink:#0a0e1a;
  --muted:#5b6478;
  --line:#e6e9f2;
  --white:#ffffff;
  --radius:16px;
  --maxw:1080px;
  --ease:cubic-bezier(.22,.61,.36,1);
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
html.lenis{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{
  background:var(--white);
  color:var(--ink);
  font-family:'Poppins',system-ui,-apple-system,sans-serif;
  font-weight:400;
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
h1,h2,h3,.brand{font-family:'Syne',sans-serif;font-weight:800;line-height:1.05;letter-spacing:-.02em}
a{color:inherit;text-decoration:none}
svg{display:block}
::selection{background:var(--blue);color:#fff}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 1.5rem}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;
  font-family:'Syne',sans-serif;font-weight:700;font-size:.98rem;cursor:pointer;border:1.5px solid transparent;
  transition:transform .25s var(--ease),background .25s,box-shadow .25s}
.btn--primary{background:var(--blue);color:#fff;box-shadow:0 10px 24px -10px rgba(0,71,255,.7)}
.btn--primary:hover{background:var(--blue-dark);transform:translateY(-2px)}
.btn--ghost{background:#fff;border-color:var(--line);color:var(--ink)}
.btn--ghost:hover{border-color:var(--blue);color:var(--blue)}

/* ---------- Nav flottante (pilule verre dépoli) ---------- */
.nav{position:sticky;top:16px;z-index:50;margin-top:16px;padding:0 1.2rem}
.nav__in{max-width:960px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;
  gap:1rem;padding:.55rem .55rem .55rem 1.4rem;border-radius:999px;
  background:rgba(255,255,255,.72);
  -webkit-backdrop-filter:blur(18px) saturate(160%);backdrop-filter:blur(18px) saturate(160%);
  border:1px solid rgba(10,14,26,.08);
  box-shadow:0 1px 0 rgba(255,255,255,.9) inset, 0 12px 30px -10px rgba(10,14,26,.18), 0 2px 8px -4px rgba(10,14,26,.1);
  transition:box-shadow .3s var(--ease),background .3s,border-color .3s}
.nav__in:hover{border-color:rgba(0,71,255,.25);
  box-shadow:0 1px 0 rgba(255,255,255,.9) inset, 0 16px 38px -10px rgba(0,71,255,.22), 0 2px 10px -4px rgba(10,14,26,.12)}
.brand{font-size:1.3rem;letter-spacing:.02em}
.brand b{color:var(--blue)}
.nav__cta{font-size:.9rem;padding:.7rem 1.3rem}
@media(max-width:560px){.nav{padding:0 .8rem;top:10px;margin-top:10px}
  .nav__in{padding:.45rem .45rem .45rem 1.1rem}.nav__cta{padding:.6rem 1.05rem;font-size:.86rem}}
@media(prefers-reduced-motion:no-preference){
  .nav{animation:navDrop .6s var(--ease) both}
}
@keyframes navDrop{from{opacity:0;transform:translateY(-14px)}to{opacity:1;transform:none}}

/* ---------- Hero ---------- */
.hero{padding:5.5rem 0 4.5rem;position:relative;overflow:hidden}
.hero::before{content:"";position:absolute;top:-30%;right:-10%;width:52vw;height:52vw;max-width:640px;max-height:640px;
  background:radial-gradient(circle,rgba(0,71,255,.12),transparent 68%);pointer-events:none}
.eyebrow{display:inline-flex;align-items:center;gap:.5rem;font-family:'Syne';font-weight:700;font-size:.78rem;
  letter-spacing:.14em;text-transform:uppercase;color:var(--blue);background:var(--blue-soft);
  padding:.4rem .9rem;border-radius:999px;margin-bottom:1.4rem}
.hero h1{font-size:clamp(2.4rem,6.5vw,4.6rem);max-width:14ch}
.hero h1 .hl{color:var(--blue)}
.hero__sub{margin-top:1.4rem;max-width:40ch;color:var(--muted);font-size:1.1rem}
.hero__sub b{color:var(--ink);font-weight:600}
.hero__cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:2rem}
.hero__price{margin-top:2.2rem;display:inline-flex;align-items:baseline;gap:.6rem;padding-top:1.4rem;border-top:1px solid var(--line)}
.hero__price b{font-family:'Syne';font-weight:800;font-size:1.9rem;color:var(--ink)}
.hero__price span{color:var(--muted);font-size:.95rem}

/* ---------- Section « étapes » (la seule) ---------- */
.steps{padding:4rem 0 1rem}
.steps h2{font-size:clamp(1.7rem,4vw,2.4rem);margin-bottom:.6rem}
.steps__lead{color:var(--muted);max-width:46ch;margin-bottom:2.4rem}
.steps__grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
@media(max-width:720px){.steps__grid{grid-template-columns:1fr}}
.step{padding:1.6rem;border:1px solid var(--line);border-radius:var(--radius);background:#fff;
  transition:border-color .25s,transform .25s,box-shadow .25s}
.step:hover{border-color:var(--blue);transform:translateY(-3px);box-shadow:0 18px 40px -24px rgba(0,71,255,.5)}
.step__n{font-family:'Syne';font-weight:800;font-size:1.1rem;color:#fff;background:var(--blue);
  width:34px;height:34px;border-radius:10px;display:grid;place-items:center;margin-bottom:1rem}
.step h3{font-size:1.15rem;margin-bottom:.35rem}
.step p{color:var(--muted);font-size:.95rem}

/* ---------- Footer complet + légal ---------- */
.footer{margin-top:4rem;background:var(--ink);color:#cfd5e4}
.footer__top{max-width:var(--maxw);margin:0 auto;padding:3.2rem 1.5rem 2.4rem;
  display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:2rem}
@media(max-width:720px){.footer__top{grid-template-columns:1fr;gap:1.6rem}}
.footer__brand{font-family:'Syne';font-weight:800;font-size:1.6rem;color:#fff}
.footer__brand b{color:#5c82ff}
.footer__tag{margin-top:.6rem;max-width:34ch;font-size:.92rem;color:#9aa3ba}
.footer h4{font-family:'Syne';font-weight:700;font-size:.82rem;letter-spacing:.1em;text-transform:uppercase;
  color:#8893ad;margin-bottom:.9rem}
.footer ul{list-style:none;display:grid;gap:.55rem}
.footer a{color:#cfd5e4;font-size:.94rem;transition:color .2s}
.footer a:hover{color:#fff}
.footer__bottom{border-top:1px solid rgba(255,255,255,.1)}
.footer__bottom .wrap{display:flex;flex-wrap:wrap;gap:.6rem 1.2rem;justify-content:space-between;
  padding-top:1.3rem;padding-bottom:1.6rem;font-size:.82rem;color:#8893ad}
.footer__legal-links{display:flex;flex-wrap:wrap;gap:1rem}

/* ---------- Pages légales ---------- */
.legal{max-width:760px;margin:0 auto;padding:3.5rem 1.5rem 2rem}
.legal h1{font-size:clamp(1.8rem,4vw,2.6rem);margin-bottom:.4rem}
.legal .updated{color:var(--muted);font-size:.9rem;margin-bottom:2rem}
.legal h2{font-size:1.2rem;margin:2rem 0 .6rem;color:var(--blue)}
.legal p,.legal li{color:#2b3245;font-size:.98rem;margin-bottom:.6rem}
.legal ul{padding-left:1.2rem}
.legal a{color:var(--blue);text-decoration:underline}
.back-home{display:inline-block;margin-top:2rem;font-family:'Syne';font-weight:700;color:var(--blue)}

/* ---------- Pages d'erreur ---------- */
.page-error{display:grid;place-items:center;min-height:100vh;text-align:center;padding:2rem}
.error-code{font-family:'Syne';font-weight:800;font-size:clamp(5rem,22vw,10rem);line-height:1;color:var(--blue)}
.error-title{font-size:clamp(1.4rem,4vw,2rem);margin:.2rem 0 1rem}
.error-text{color:var(--muted);margin-bottom:1.8rem;max-width:34ch}
.error-countdown{display:block;margin-top:1.3rem;font-size:.85rem;color:var(--muted)}
.error-countdown b{color:var(--blue)}

/* ---------- Reveal (GSAP, fallback visible) ---------- */
.js [data-reveal]{opacity:0;transform:translateY(18px)}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
  .js [data-reveal]{opacity:1;transform:none}
}