@font-face{font-family:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url("../fonts/manrope-latin-wght-normal.woff2") format("woff2");unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Manrope";font-style:normal;font-weight:200 800;font-display:swap;src:url("../fonts/manrope-latin-ext-wght-normal.woff2") format("woff2");unicode-range:U+0100-02BA,U+02BD-02C5,U+02C7-02CC,U+02CE-02D7,U+02DD-02FF,U+0304,U+0308,U+0329,U+1D00-1DBF,U+1E00-1E9F,U+1EF2-1EFF,U+2020,U+20A0-20AB,U+20AD-20C0,U+2113,U+2C60-2C7F,U+A720-A7FF}

:root{
  --nuit:#0F1B2D; --nuit-2:#16294A;
  --bleu:#1747C8; --bleu-clair:#E8EEFF;
  --sarcelle:#0B8F83; --sarcelle-clair:#E3F6F3;
  --ambre:#F5B729; --ambre-fonce:#B7791F; --ambre-clair:#FFF3D6;
  --fond:#F6F8FC; --blanc:#fff; --ligne:#E3E8F0; --texte:#1A2535; --gris:#5A6679; --erreur:#C0362C;
  --r:16px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:5rem}
body{margin:0;font-family:"Manrope",system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--texte);background:var(--fond);line-height:1.6;font-size:16px;-webkit-font-smoothing:antialiased}
svg{width:1.25rem;height:1.25rem;flex:none}
.wrap{max-width:70rem;margin:0 auto;padding:0 1.5rem}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0;color:var(--nuit)}
h1{font-size:clamp(2.1rem,4.6vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.5rem,2.6vw,2rem);font-weight:800;margin-bottom:.6rem}
h3{font-size:1.15rem;font-weight:800}
p{margin:0 0 1rem}
.muted{color:var(--gris)}
:focus-visible{outline:3px solid var(--bleu);outline-offset:3px;border-radius:6px}

/* En-tête */
.topbar{position:sticky;top:0;z-index:30;background:rgba(246,248,252,.92);backdrop-filter:blur(8px);border-bottom:1px solid var(--ligne)}
.topbar-in{display:flex;justify-content:space-between;align-items:center;height:4rem}
.brand{display:flex;align-items:center;gap:.6rem;text-decoration:none;color:var(--nuit);font-weight:800;font-size:1.1rem;letter-spacing:.01em}
.brand img{height:34px;width:auto}
.nav{display:flex;gap:1.75rem}
.nav a{color:var(--gris);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:hover{color:var(--bleu)}

/* Boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;border:0;border-radius:999px;padding:.85rem 1.6rem;font:inherit;font-weight:700;cursor:pointer;text-decoration:none;transition:transform .15s,background .15s}
.btn:hover:not(:disabled){transform:translateY(-1px)}
.btn:disabled{opacity:.45;cursor:not-allowed}
.btn-amber{background:var(--ambre);color:var(--nuit)}.btn-amber:hover:not(:disabled){background:#ffc84a}
.btn-ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 1.5px rgba(255,255,255,.4)}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-outline{background:#fff;color:var(--bleu);box-shadow:inset 0 0 0 1.5px var(--bleu)}
.btn-outline:hover{background:var(--bleu-clair)}
.btn-blue{background:var(--bleu);color:#fff}.btn-blue:hover:not(:disabled){background:#1239a3}
.btn-lg{padding:1rem 2rem;font-size:1.05rem}

/* Hero */
.hero{background:radial-gradient(120% 90% at 85% 10%,#22418a 0,var(--nuit-2) 38%,var(--nuit) 100%);color:#fff;padding:4.5rem 0 5rem;overflow:hidden}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:3rem;align-items:center}
.hero h1{color:#fff;margin-bottom:1.25rem;max-width:16ch}
.hero .lead{font-size:1.15rem;color:#DCE5FA;max-width:48ch}
.hero .sub{color:#A9B8D8;max-width:48ch}
.hero-actions{display:flex;flex-wrap:wrap;gap:.8rem;margin:1.75rem 0 2rem}
.facts{list-style:none;margin:0;padding:1.25rem 0 0;display:flex;flex-wrap:wrap;gap:.5rem 2rem;border-top:1px solid rgba(255,255,255,.15);color:#A9B8D8;font-size:.95rem}
.facts strong{color:#fff;font-weight:800}
.hero-visual{position:relative}
.hero-art{width:100%;height:auto;display:block;max-width:34rem;margin-left:auto}
.hero-photo{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;border-radius:24px;box-shadow:0 20px 50px rgba(0,0,0,.35)}

/* Sections */
.section{padding:4.5rem 1.5rem}
.split{display:grid;grid-template-columns:1fr 1fr;gap:4rem}
.chips{list-style:none;margin:1.25rem 0 0;padding:0;display:flex;flex-wrap:wrap;gap:.6rem}
.chips li{background:#fff;border:1px solid var(--ligne);border-radius:999px;padding:.45rem 1rem;font-weight:600;font-size:.93rem}
.gains{list-style:none;margin:1.25rem 0 0;padding:0;display:grid;gap:1rem}
.gains li{display:flex;gap:.85rem;align-items:flex-start;font-weight:600}
.gains svg{background:var(--sarcelle);color:#fff;border-radius:50%;padding:.28rem;width:1.7rem;height:1.7rem;margin-top:.05rem}

/* Modules */
.modules-section{background:#fff;border-block:1px solid var(--ligne);padding:4.5rem 0 7rem}
.modules-head{display:flex;justify-content:space-between;align-items:flex-end;gap:2rem;margin-bottom:2.5rem}
.modules-head p{max-width:46ch;margin:0}
.groupe{display:grid;grid-template-columns:15rem 1fr;gap:2rem;padding:2rem 0;border-top:1px solid var(--ligne)}
.groupe-titre p{color:var(--gris);font-size:.95rem;margin:.4rem 0 0}
.groupe-titre h3{position:relative;padding-left:1rem}
.groupe-titre h3::before{content:"";position:absolute;left:0;top:.15rem;bottom:.15rem;width:4px;border-radius:4px;background:var(--c)}
.groupe-base{--c:var(--bleu);--c-clair:var(--bleu-clair)}
.groupe-pratique{--c:var(--sarcelle);--c-clair:var(--sarcelle-clair)}
.groupe-ia{--c:var(--ambre-fonce);--c-clair:var(--ambre-clair)}
.tuiles{display:grid;grid-template-columns:repeat(2,1fr);gap:1.25rem}
.tuile{position:relative;display:flex;flex-direction:column;gap:.35rem;padding:1.4rem;background:var(--fond);border:1.5px solid var(--ligne);border-radius:var(--r);cursor:pointer;transition:border-color .15s,box-shadow .15s,background .15s}
.tuile:hover{border-color:var(--c);box-shadow:0 8px 24px rgba(15,27,45,.07)}
.tuile input{position:absolute;opacity:0;pointer-events:none}
.tuile:has(input:focus-visible){outline:3px solid var(--bleu);outline-offset:3px}
.tuile-haut{display:flex;justify-content:space-between;align-items:center;margin-bottom:.6rem}
.ico{width:3rem;height:3rem;border-radius:14px;background:var(--c-clair);color:var(--c);display:grid;place-items:center}
.ico svg{width:1.5rem;height:1.5rem}
.coche{width:1.7rem;height:1.7rem;border-radius:50%;border:2px solid #C3CCDC;background:#fff;display:grid;place-items:center;color:transparent;transition:all .15s}
.coche svg{width:.95rem;height:.95rem}
.tuile-num{font-size:.82rem;font-weight:700;color:var(--c)}
.tuile-titre{font-size:1.1rem;font-weight:800;color:var(--nuit);line-height:1.25}
.tuile-desc{color:var(--gris);font-size:.93rem;flex:1}
.tuile-bas{display:flex;justify-content:space-between;align-items:center;margin-top:.9rem;padding-top:.9rem;border-top:1px dashed #D3DAE7}
.duree{display:inline-flex;align-items:center;gap:.4rem;color:var(--gris);font-weight:600;font-size:.9rem}
.duree svg{width:1rem;height:1rem}
.prix{font-size:1.35rem;font-weight:800;color:var(--nuit)}
.tuile.on{background:#fff;border-color:var(--c);box-shadow:0 0 0 3px var(--c-clair),0 10px 28px rgba(15,27,45,.08)}
.tuile.on .coche{background:var(--c);border-color:var(--c);color:#fff}

/* Barre de paiement flottante */
.bar{position:fixed;left:0;right:0;bottom:1.25rem;z-index:40;display:flex;justify-content:center;padding:0 1rem;transform:translateY(160%);transition:transform .3s ease;pointer-events:none}
.bar.visible{transform:none}
.bar-in{pointer-events:auto;display:flex;align-items:center;gap:1.5rem;background:var(--nuit);color:#fff;border-radius:999px;padding:.55rem .6rem .55rem 1.75rem;box-shadow:0 14px 40px rgba(15,27,45,.35)}
.bar-txt{margin:0;display:flex;align-items:center;gap:.8rem;font-weight:600}
.bar-txt strong{font-size:1.3rem}
.sep{width:1px;height:1.4rem;background:rgba(255,255,255,.25)}

/* Étapes */
.etapes{list-style:none;margin:2rem 0 0;padding:0;display:grid;grid-template-columns:repeat(3,1fr);gap:2rem;counter-reset:e}
.etapes li{display:flex;gap:1rem;align-items:flex-start}
.etapes .n{flex:none;width:2.6rem;height:2.6rem;border-radius:50%;background:var(--nuit);color:#fff;font-weight:800;display:grid;place-items:center}
.etapes p{color:var(--gris);margin:.25rem 0 0;font-size:.95rem}

/* Pages formulaire / récap */
.page{padding:3.5rem 1.5rem 5rem}
.page-grid{display:grid;grid-template-columns:1fr 22rem;gap:3rem;align-items:start}
.h1-page{font-size:clamp(1.8rem,3.6vw,2.4rem);margin-bottom:.6rem}
.form{margin-top:2rem}
.form-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem;margin-bottom:1.75rem}
.f-telephone,.f-email,.f-etablissement,.f-fonction{grid-column:span 3}
@media(min-width:900px){.f-telephone,.f-email,.f-etablissement,.f-fonction{grid-column:span 3}.f-telephone,.f-email{grid-column:span 3}}
.field label{display:block;font-weight:700;font-size:.9rem;margin-bottom:.35rem}
.field input{width:100%;padding:.85rem 1rem;font:inherit;border:1.5px solid #CBD3E1;border-radius:12px;background:#fff;color:var(--texte);transition:border-color .15s,box-shadow .15s}
.field input:focus{outline:0;border-color:var(--bleu);box-shadow:0 0 0 4px var(--bleu-clair)}
.has-error input{border-color:var(--erreur)}.err{display:block;color:var(--erreur);margin-top:.3rem;font-weight:600}
.panier{position:sticky;top:5.5rem;background:#fff;border:1px solid var(--ligne);border-radius:var(--r);padding:1.5rem}
.panier h2{font-size:1.1rem}
.panier ul{list-style:none;margin:1rem 0;padding:0}
.panier li{display:flex;justify-content:space-between;gap:1rem;padding:.7rem 0;border-bottom:1px solid var(--ligne)}
.panier small{color:var(--gris)}
.panier-total{display:flex;justify-content:space-between;align-items:baseline;margin:0 0 1rem}
.panier-total strong{font-size:1.8rem;font-weight:800}
.lien{color:var(--bleu);font-weight:700;text-decoration:none}.lien:hover{text-decoration:underline}
.infos{display:grid;grid-template-columns:max-content 1fr;gap:.6rem 2rem;margin:1.75rem 0;padding:1.5rem;background:#fff;border:1px solid var(--ligne);border-radius:var(--r)}
.infos dt{color:var(--gris)}.infos dd{margin:0;font-weight:700}
.ref{font-variant-numeric:tabular-nums}
.badge{display:inline-block;margin-left:.5rem;background:var(--ambre-clair);color:var(--ambre-fonce);font-weight:700;font-size:.85rem;padding:.2rem .7rem;border-radius:999px}
.msg{padding:.9rem 1.1rem;border-radius:12px;margin:1rem 0;background:var(--bleu-clair);color:var(--nuit);font-weight:600}
.msg-error{background:#FDE9E7;color:var(--erreur)}

/* Pied de page */
.foot{background:var(--nuit);color:#A9B8D8;padding:2.5rem 0}
.foot strong{color:#fff;font-size:1.1rem}.foot p{margin:.3rem 0 0}

@media(max-width:900px){
  .nav{display:none}
  .hero-grid,.split,.page-grid{grid-template-columns:1fr}
  .hero{padding:3rem 0}.hero-visual{order:-1;max-width:24rem}
  .groupe{grid-template-columns:1fr;gap:1rem}
  .modules-head{flex-direction:column;align-items:flex-start}
  .etapes{grid-template-columns:1fr}
  .split{gap:2.5rem}.section{padding:3rem 1.5rem}
  .panier{position:static;order:-1}
}
@media(max-width:640px){
  .tuiles{grid-template-columns:1fr}
  .form-grid{grid-template-columns:1fr}.f-nom,.f-postnom,.f-prenom,.f-telephone,.f-email,.f-etablissement,.f-fonction{grid-column:auto}
  .bar-in{gap:.8rem;padding-left:1.1rem;width:100%;justify-content:space-between}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}