:root{
  --navy:#11305e; --navy-2:#0a2147; --blue:#155176; --accent:#2db1b6; --accent-d:#239a9f;
  --bg:#ffffff; --bg-alt:#f4f7fc; --text:#1c2433; --muted:#5b6678; --line:#e3e8f1;
  --radius:16px; --shadow:0 10px 30px rgba(20,48,92,.10);
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{font-family:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.6;-webkit-font-smoothing:antialiased}
img{max-width:100%}
a{color:inherit;text-decoration:none}
.container{width:min(1160px,100% - 32px);margin-inline:auto}

/* Header */
.header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:flex;align-items:center;gap:10px}
.logo-mark{display:grid;place-items:center;width:42px;height:42px;border-radius:11px;background:var(--navy);color:#fff;font-weight:800;font-size:.95rem;letter-spacing:.5px}
.logo-text{display:flex;flex-direction:column;line-height:1.15}
.logo-text strong{font-size:.95rem;color:var(--navy)}
.logo-text small{font-size:.72rem;color:var(--muted)}
.menu{display:flex;align-items:center;gap:26px;font-weight:500;font-size:.95rem}
.menu a:not(.btn):hover{color:var(--blue)}
.burger{display:none;background:none;border:0;width:42px;height:42px;cursor:pointer}
.burger span{display:block;height:2px;background:var(--navy);margin:6px 8px;transition:.25s}

/* Buttons */
.btn{display:inline-block;background:var(--accent);color:#0a2147;font-weight:700;padding:13px 24px;border-radius:999px;border:0;cursor:pointer;font-size:1rem;transition:.2s;box-shadow:0 6px 16px rgba(45,177,182,.35)}
.btn:hover{background:var(--accent-d);transform:translateY(-1px)}
.btn-small{padding:9px 18px;font-size:.9rem}
.btn-outline{background:transparent;color:var(--navy);box-shadow:none;border:2px solid var(--navy)}
.btn-outline:hover{background:var(--navy);color:#fff}
.btn-light{background:#fff;color:var(--navy);box-shadow:none}
.btn-light:hover{background:#eef2fb}

/* Hero */
.hero{background:linear-gradient(135deg,var(--navy-2),var(--navy) 55%,#1e4a8f);color:#fff;padding:84px 0 96px;position:relative;overflow:hidden}
.hero::after{content:"";position:absolute;right:-120px;top:-120px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(45,177,182,.35),transparent 70%)}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:48px;align-items:center;position:relative;z-index:1}
.badge{display:inline-block;background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:6px 14px;border-radius:999px;font-size:.85rem;margin-bottom:20px}
h1{font-size:clamp(2.1rem,4.6vw,3.5rem);line-height:1.1;letter-spacing:-.02em;margin-bottom:18px}
.hl{color:var(--accent)}
.lead{font-size:1.15rem;color:#d6e0f3;max-width:560px;margin-bottom:28px}
.cta-row{display:flex;gap:14px;flex-wrap:wrap;margin-bottom:28px}
.hero .btn-outline{color:#fff;border-color:rgba(255,255,255,.7)}
.hero .btn-outline:hover{background:#fff;color:var(--navy)}
.hero-points{list-style:none;display:flex;gap:22px;flex-wrap:wrap;color:#c3d1ea;font-size:.92rem}
.hero-points li::before{content:"✓ ";color:var(--accent);font-weight:700}
.hero-card-inner{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.stat{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.16);border-radius:var(--radius);padding:22px 18px;backdrop-filter:blur(6px)}
.stat b{display:block;font-size:1.6rem;color:var(--accent)}
.stat span{font-size:.88rem;color:#cdd9ee}

/* Strip */
.strip{background:#fff;border-bottom:1px solid var(--line)}
.strip-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding:28px 0}
.strip-grid div{display:flex;flex-direction:column}
.strip-grid b{color:var(--navy);font-size:1.05rem}
.strip-grid span{font-size:.88rem;color:var(--muted)}

/* Sections */
.section{padding:84px 0}
.section.alt{background:var(--bg-alt)}
.section-head{max-width:680px;margin-bottom:36px}
.eyebrow{display:inline-block;color:var(--blue);font-weight:700;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:10px}
.eyebrow.light{color:var(--accent)}
h2{font-size:clamp(1.7rem,3vw,2.4rem);line-height:1.2;color:var(--navy);margin-bottom:12px;letter-spacing:-.01em}
.section-head p{color:var(--muted)}
h3{color:var(--navy);margin-bottom:8px;font-size:1.15rem}
.narrow{max-width:820px}

/* Filters & cards */
.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:26px}
.chip{border:1px solid var(--line);background:#fff;padding:9px 18px;border-radius:999px;cursor:pointer;font-weight:600;color:var(--navy);font-size:.92rem;transition:.2s}
.chip:hover{border-color:var(--navy)}
.chip.active{background:var(--navy);color:#fff;border-color:var(--navy)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:20px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;display:flex;flex-direction:column;gap:6px;transition:.25s}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#cdd8ec}
.card.hide{display:none}
.card p{color:var(--muted);font-size:.95rem;flex:1}
.ico{font-size:1.6rem;width:48px;height:48px;border-radius:12px;background:var(--bg-alt);display:grid;place-items:center;margin-bottom:6px}
.link{color:var(--blue);font-weight:600;font-size:.92rem;margin-top:10px}
.card-cta{background:linear-gradient(135deg,var(--navy),#1e4a8f);color:#fff;border:0;justify-content:center}
.card-cta h3,.card-cta p{color:#fff}
.card-cta .btn{align-self:flex-start;margin-top:12px}

/* Panels */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.panel.dark{background:var(--navy);color:#fff;border:0}
.panel.dark h3{color:#fff}
.ticks{list-style:none;margin:14px 0 24px}
.ticks li{padding-left:28px;position:relative;margin-bottom:8px}
.ticks li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
.formulas{margin-top:28px}
.formulas .panel{background:var(--bg-alt);border:0}
.formulas .panel p{color:var(--muted)}

/* Steps */
.steps{list-style:none;display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.steps li{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.steps span{display:grid;place-items:center;width:40px;height:40px;border-radius:50%;background:var(--accent);color:#0a2147;font-weight:800;margin-bottom:14px}
.steps p{color:var(--muted);font-size:.95rem}

/* Quality */
.quality{display:grid;grid-template-columns:1.3fr .7fr;gap:48px;align-items:center}
.quality p{color:var(--muted)}
.seal{background:#fff;border:2px dashed var(--navy);border-radius:var(--radius);padding:36px 28px;text-align:center}
.seal b{display:block;font-size:2rem;color:var(--navy);margin-bottom:8px}
.seal span{font-size:.85rem;color:var(--muted)}

/* FAQ */
details{border-bottom:1px solid var(--line);padding:18px 0}
summary{cursor:pointer;font-weight:600;color:var(--navy);list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::after{content:"+";font-size:1.4rem;line-height:1;color:var(--blue);transition:.2s}
details[open] summary::after{transform:rotate(45deg)}
details p{margin-top:10px;color:var(--muted)}

/* Contact */
.contact{background:linear-gradient(135deg,var(--navy-2),var(--navy));color:#fff}
.contact h2{color:#fff}
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:start}
.contact-info p{color:#cdd9ee}
.infos{list-style:none;margin-top:24px;display:grid;gap:12px}
.infos a:hover{text-decoration:underline}
[data-todo]{background:rgba(245,158,11,.25);padding:0 6px;border-radius:4px}
.form{background:#fff;color:var(--text);border-radius:var(--radius);padding:30px;display:grid;gap:16px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
.row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
label{display:grid;gap:6px;font-weight:600;font-size:.88rem;color:var(--navy)}
input,select,textarea{font:inherit;font-weight:400;padding:12px 14px;border:1px solid #cfd8e8;border-radius:10px;background:#fff;color:var(--text);width:100%}
input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:transparent}
.check{display:flex;align-items:flex-start;gap:10px;font-weight:400;color:var(--muted)}
.check input{width:auto;margin-top:4px}
.form-msg{font-size:.92rem;min-height:1.2em}
.form-msg.ok{color:#15803d}.form-msg.err{color:#b91c1c}

/* Footer */
.footer{background:#0a1a36;color:#aab8d3;padding:56px 0 0;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:32px;padding-bottom:36px}
.footer h4{color:#fff;margin-bottom:12px}
.footer-grid a{display:block;margin-bottom:8px}
.footer a:hover{color:#fff}
.logo-foot{margin-bottom:12px}
.logo-foot .logo-text strong{color:#fff}
.copy{border-top:1px solid rgba(255,255,255,.1);padding:18px 0;font-size:.82rem}

.totop{position:fixed;right:20px;bottom:20px;width:44px;height:44px;border-radius:50%;border:0;background:var(--navy);color:#fff;font-size:1.2rem;cursor:pointer;opacity:0;pointer-events:none;transition:.25s;box-shadow:var(--shadow)}
.totop.show{opacity:1;pointer-events:auto}

/* Responsive */
@media(max-width:900px){
  .hero-grid,.quality,.contact-grid,.two-col{grid-template-columns:1fr}
  .hero-card{display:none}
  .steps{grid-template-columns:1fr 1fr}
  .strip-grid{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .burger{display:block}
  .menu{position:absolute;top:68px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:20px 16px 24px;gap:16px;border-bottom:1px solid var(--line);display:none}
  .menu.open{display:flex}
}
@media(max-width:560px){
  .section{padding:60px 0}
  .steps,.row,.footer-grid{grid-template-columns:1fr}
  .logo-text small{display:none}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

/* Page formation */
.hero-sub{padding:56px 0 64px}
.hero-sub h1{max-width:820px}
.crumbs{font-size:.88rem;color:#c3d1ea;margin-bottom:18px}
.crumbs a:hover{color:#fff;text-decoration:underline}
.muted{color:var(--muted)}
.tag{display:inline-block;background:#e2f6f6;color:#116b6f;font-size:.75rem;font-weight:700;padding:4px 10px;border-radius:999px;margin-right:8px}
.card-feat{border:2px solid var(--accent);position:relative}
.card-feat .tag{align-self:flex-start;margin:0 0 6px}
.blocks{display:grid;gap:14px}
.block{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:4px 24px}
.block summary{padding:18px 0}
.block-body{padding:0 0 18px}
.block-body h4{color:var(--navy);margin:14px 0 6px}
.block-body ul{margin-left:20px;color:var(--muted);font-size:.95rem}
.block-body li{margin-bottom:4px}
.dl{display:grid;grid-template-columns:auto 1fr;gap:8px 18px;margin:12px 0 16px;font-size:.95rem}
.dl dt{font-weight:700;color:var(--navy)}
.dl dd{color:var(--muted)}
.olist{margin:12px 0 0 20px;color:var(--muted)}
.olist li{margin-bottom:6px}
.panel a{color:var(--blue);font-weight:600}
.cta-band{padding:64px 0}
@media(max-width:560px){.dl{grid-template-columns:1fr}}

/* Pages légales */
.legal h1{color:var(--navy);font-size:clamp(1.8rem,4vw,2.4rem);margin-bottom:6px}
.legal h2{font-size:1.25rem;margin:30px 0 8px}
.legal p{margin-bottom:10px;color:var(--text)}
.legal a{color:var(--blue);font-weight:600}
.legal a.btn{color:#0a2147}.legal a.btn-outline{color:var(--navy)}.legal a.btn-outline:hover{color:#fff}
.table-wrap{overflow-x:auto;margin:12px 0 8px}
.kpi{width:100%;border-collapse:collapse;font-size:.95rem}
.kpi th,.kpi td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--line)}
.kpi th{background:var(--bg-alt);color:var(--navy)}

/* Qualiopi vérifiable */
.verify{background:#fff;border:2px solid var(--navy);border-radius:var(--radius);padding:28px;margin:24px 0;box-shadow:var(--shadow)}
.verify-head{display:flex;align-items:center;gap:12px;margin-bottom:8px;color:var(--muted);font-size:.9rem}
.verify-mark{background:var(--navy);color:#fff;font-weight:800;padding:6px 14px;border-radius:999px;font-size:1rem}
a.badge{text-decoration:underline;text-underline-offset:3px;cursor:pointer}
a.badge:hover{background:rgba(255,255,255,.22)}
a.seal{display:block;transition:.2s}
a.seal:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
a.seal small{display:block;margin-top:10px;color:var(--blue);font-weight:700;font-size:.85rem}
.stat-link{display:block}
.qlogo{display:block;max-width:260px;height:auto;margin:0 auto 16px}.verify .qlogo{margin:0 0 16px}

/* Logo APC */
.logo-icon{height:44px;width:auto;display:block}
.logo-full{background:#fff;border-radius:12px;padding:10px 14px;width:190px;height:auto;display:block;margin-bottom:14px}
.footer .logo-foot{display:block}

/* En-tête : nom sur deux lignes, menu sans retour à la ligne */
.logo-text strong{white-space:nowrap}
.menu a{white-space:nowrap}
@media(max-width:1180px) and (min-width:901px){.menu{gap:16px;font-size:.9rem}}

/* Marque Qualiopi (charte : logo intact + mention de catégorie) */
.qmark{margin:0 0 16px;text-align:center}
.qmark img{display:block;width:100%;max-width:300px;height:auto;margin:0 auto 8px;background:#fff}
.qmark figcaption{font-size:.82rem;line-height:1.4;color:var(--text);text-align:left}
.qmark figcaption strong{color:#e1000f;font-weight:700}
.verify .qmark{text-align:left}
.verify .qmark img{margin:0 0 8px}

/* Formulaire : succès + anti-spam */
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-success{text-align:center;justify-items:center;padding:44px 30px}
.form-success[hidden]{display:none}
.form-success h3{color:var(--navy);font-size:1.4rem;margin:0}
.form-success p{color:var(--muted)}
.success-ico{display:grid;place-items:center;width:64px;height:64px;border-radius:50%;background:var(--accent);color:#fff;font-size:2rem;font-weight:800}
.form-success .btn-outline{color:var(--navy);margin-top:6px}
.form[hidden]{display:none}