/* ================= KLVASS — charte ================= */
:root{
  --ink:#0A1830; --ink2:#0E2145; --blue:#1E5EFF; --blue-d:#1746c9;
  --gold:#FFB020; --muted:#5b6b86; --line:#e6ebf5; --bg:#ffffff;
  --soft:#f4f7ff; --soft2:#eef3ff; --ok:#12a150; --radius:16px;
  --shadow:0 10px 30px rgba(10,24,48,.10); --shadow-s:0 4px 14px rgba(10,24,48,.08);
}
*{box-sizing:border-box} html{scroll-behavior:smooth}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:inherit;text-decoration:none}
.wrap{max-width:1120px;margin:0 auto;padding:0 22px}
.btn{display:inline-flex;align-items:center;gap:8px;border:none;cursor:pointer;font-weight:700;
  padding:13px 22px;border-radius:12px;font-size:15px;transition:.15s;line-height:1}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-d);transform:translateY(-1px)}
.btn-ghost{background:#fff;color:var(--ink);border:1.5px solid var(--line)}
.btn-ghost:hover{border-color:var(--blue);color:var(--blue)}
.btn-gold{background:var(--gold);color:#3a2600}
.btn-gold:hover{filter:brightness(1.05);transform:translateY(-1px)}
.btn.block{width:100%;justify-content:center}
.btn.lg{padding:16px 28px;font-size:16px}
.tag{display:inline-block;font-size:12px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;
  color:var(--blue);background:var(--soft2);padding:6px 12px;border-radius:999px}

/* header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.9);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line)}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;height:66px}
.logo{font-weight:900;letter-spacing:.28em;font-size:19px}
.logo small{display:block;letter-spacing:.34em;font-size:9px;color:var(--blue);font-weight:800;margin-top:2px}
.nav-links{display:flex;gap:26px;align-items:center}
.nav-links a{font-weight:600;font-size:14.5px;color:var(--muted)}
.nav-links a:hover{color:var(--ink)}
.nav-cta{display:flex;gap:10px;align-items:center}
.burger{display:none;background:none;border:none;font-size:24px;cursor:pointer;color:var(--ink)}

/* hero */
.hero{position:relative;background:linear-gradient(160deg,var(--ink) 0%,var(--ink2) 100%);color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;top:-140px;right:-120px;width:420px;height:420px;border-radius:50%;
  border:70px solid rgba(30,94,255,.5);filter:blur(2px)}
.hero .wrap{position:relative;z-index:2;padding:82px 22px 92px}
.hero h1{font-size:46px;line-height:1.1;margin:16px 0 14px;font-weight:900;max-width:760px}
.hero p.lead{font-size:19px;color:#c7d3ec;max-width:640px;margin:0 0 28px}
.hero .hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero .reassure{margin-top:26px;display:flex;gap:22px;flex-wrap:wrap;color:#9fb2d6;font-size:14px}
.hero .reassure span{display:flex;align-items:center;gap:7px}

/* sections */
section{padding:70px 0}
.section-head{text-align:center;max-width:680px;margin:0 auto 44px}
.section-head h2{font-size:34px;font-weight:900;margin:12px 0 10px}
.section-head p{color:var(--muted);font-size:17px;margin:0}

/* grille formations */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;
  display:flex;flex-direction:column;transition:.18s;position:relative;box-shadow:var(--shadow-s)}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#d5e0f7}
.card .lvl{font-size:12px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--blue)}
.card h3{font-size:21px;margin:8px 0 8px;font-weight:800}
.card .desc{color:var(--muted);font-size:15px;flex-grow:0;margin-bottom:14px}
.card ul{list-style:none;padding:0;margin:0 0 18px}
.card ul li{position:relative;padding-left:24px;margin:7px 0;font-size:14.5px;color:#2a3a55}
.card ul li::before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.card .foot{margin-top:auto;display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding-top:16px;border-top:1px solid var(--line)}
.card .price{font-size:26px;font-weight:900}
.card .price small{font-size:13px;font-weight:600;color:var(--muted)}
.card.soon{background:linear-gradient(160deg,#0e2145,#132a56);color:#fff;border:none}
.card.soon .desc{color:#b9c7e6}.card.soon ul li{color:#dbe4f6}
.card.soon .lvl{color:var(--gold)}
.badge-soon{position:absolute;top:18px;right:18px;background:var(--gold);color:#3a2600;font-size:11px;
  font-weight:800;padding:5px 10px;border-radius:999px;letter-spacing:.04em}
.badge-pop{position:absolute;top:-11px;left:24px;background:var(--blue);color:#fff;font-size:11px;
  font-weight:800;padding:5px 12px;border-radius:999px;letter-spacing:.04em}
.pack-banner{margin-top:26px;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);
  padding:24px 26px;display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap}
.pack-banner .price{font-size:26px;font-weight:900;white-space:nowrap}

/* why / steps */
.alt{background:var(--soft)}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px}
.feat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.feat .ic{width:44px;height:44px;border-radius:11px;background:var(--soft2);color:var(--blue);
  display:flex;align-items:center;justify-content:center;font-size:22px;margin-bottom:12px}
.feat h4{margin:0 0 6px;font-size:17px}.feat p{margin:0;color:var(--muted);font-size:14.5px}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:20px}
.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px 22px}
.step::before{counter-increment:s;content:counter(s);position:absolute;top:-16px;left:22px;width:34px;height:34px;
  background:var(--blue);color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800}
.step h4{margin:8px 0 6px;font-size:16px}.step p{margin:0;color:var(--muted);font-size:14px}

/* avis */
.reviews{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:20px;margin-bottom:26px}
.review{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:24px}
.review .stars{color:var(--gold);font-size:16px;letter-spacing:2px;margin-bottom:8px}
.review p{margin:0 0 14px;font-size:15px;color:#25344e}
.review .who{font-weight:700;font-size:14px}.review .who span{color:var(--muted);font-weight:500}
.review-form,.q-form{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;max-width:640px;margin:0 auto}
.review-form h4,.q-form h4{margin:0 0 4px;font-size:19px}
.review-form p.sub,.q-form p.sub{margin:0 0 18px;color:var(--muted);font-size:14px}
.field{margin-bottom:14px}
.field label{display:block;font-size:13px;font-weight:700;margin-bottom:6px}
.field input,.field textarea,.field select{width:100%;border:1.5px solid var(--line);border-radius:10px;
  padding:11px 13px;font-size:15px;font-family:inherit;background:#fdfefe}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue)}
.starpick{display:flex;gap:6px;font-size:26px;color:#d9e0ee;cursor:pointer}
.starpick .on{color:var(--gold)}
.note{font-size:12.5px;color:var(--muted);margin-top:10px}

/* questions/FAQ evolutive */
.q-intro{background:var(--ink);color:#fff;border-radius:var(--radius);padding:28px;margin-bottom:26px}
.q-intro h3{margin:0 0 8px}.q-intro p{margin:0;color:#c3d0ea}
.q-list{display:flex;flex-direction:column;gap:12px;max-width:760px;margin:22px auto 0}
.q-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.q-item .qq{font-weight:700}.q-item .aa{color:var(--muted);font-size:14.5px;margin-top:6px}

/* faq accordion */
.acc{max-width:760px;margin:0 auto}
.acc details{background:#fff;border:1px solid var(--line);border-radius:12px;margin-bottom:10px;overflow:hidden}
.acc summary{cursor:pointer;padding:16px 18px;font-weight:700;list-style:none;display:flex;justify-content:space-between}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:"+";color:var(--blue);font-weight:800}
.acc details[open] summary::after{content:"–"}
.acc .body{padding:0 18px 16px;color:var(--muted);font-size:14.5px}

/* cta band */
.cta-band{background:linear-gradient(160deg,var(--ink),var(--ink2));color:#fff;border-radius:22px;
  padding:44px;text-align:center}
.cta-band h2{font-size:30px;margin:0 0 10px}.cta-band p{color:#c3d0ea;margin:0 0 22px}

/* footer */
footer{background:var(--ink);color:#aab8d4;padding:52px 0 30px;margin-top:20px}
footer .cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:30px;margin-bottom:30px}
footer .logo{color:#fff}
footer h5{color:#fff;font-size:14px;margin:0 0 12px;letter-spacing:.04em}
footer a{display:block;color:#aab8d4;font-size:14px;margin:7px 0}
footer a:hover{color:#fff}
footer .legal{border-top:1px solid rgba(255,255,255,.12);padding-top:20px;font-size:12.5px;color:#8598bd;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

/* legal pages */
.legal-page{padding:50px 0}
.legal-page .wrap{max-width:820px}
.legal-page h1{font-size:32px;margin:0 0 6px}
.legal-page .updated{color:var(--muted);font-size:13px;margin-bottom:30px}
.legal-page h2{font-size:20px;margin:30px 0 10px;padding-top:10px;border-top:1px solid var(--line)}
.legal-page h3{font-size:16px;margin:20px 0 8px}
.legal-page p,.legal-page li{color:#2a3a55;font-size:15px}
.legal-page .todo{background:#fff7e6;border:1px solid var(--gold);border-radius:8px;padding:2px 8px;
  font-weight:700;color:#7a5200;font-size:13px}
.legal-page .box{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:18px 20px;margin:16px 0}
.legal-page .warn{background:#fff7e6;border:1px solid var(--gold);border-radius:12px;padding:16px 20px;margin:16px 0;font-size:14.5px}
.toc{background:var(--soft);border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:24px}
.toc a{display:block;color:var(--blue);font-size:14px;margin:5px 0}
.backlink{display:inline-block;margin-bottom:20px;color:var(--blue);font-weight:600;font-size:14px}

@media(max-width:820px){
  .nav-links{display:none}.burger{display:block}
  .hero h1{font-size:34px}.hero p.lead{font-size:17px}
  footer .cols{grid-template-columns:1fr;gap:20px}
  .section-head h2{font-size:27px}.cta-band{padding:30px 22px}
}