@charset "UTF-8";
/* ESBC Online — identité 2026 : indigo (école, sérieux), corail (ascension, énergie), papier froid */
:root{
  --petrol:#1F2D6E; --petrol-deep:#121B45; --petrol-soft:#2B3E8F; --saffron:#FF6B4A; --saffron-deep:#D9492B; --coral:#FFB24A;
  --ink:#171B2E; --muted:#5A5F74; --line:#E1E2EA; --paper:#F8F8FB; --paper-2:#EEF0F7; --white:#FFFFFF;
  --font-display:"Fraunces",Georgia,serif; --font-body:"Figtree","Segoe UI",system-ui,sans-serif;
  --r:18px; --r-sm:10px; --shadow:0 18px 50px rgba(18,27,69,.14);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:var(--font-body);font-size:17px;line-height:1.65;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:var(--petrol)}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.08;margin:0 0 .5em;text-wrap:balance;color:var(--petrol-deep);letter-spacing:-.015em}
h1{font-size:clamp(2.2rem,4.4vw,3.7rem);font-weight:700;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3.2vw,2.6rem);font-weight:700}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.wrap{max-width:1180px;margin:0 auto;padding-left:max(20px,env(safe-area-inset-left,0px));padding-right:max(20px,env(safe-area-inset-right,0px))}
.eyebrow{display:inline-flex;align-items:center;gap:.6rem;font-family:var(--font-display);font-size:.78rem;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--saffron-deep);margin-bottom:.9rem}
.eyebrow::before{content:"";width:22px;height:3px;background:var(--saffron);border-radius:2px}
.lead{font-size:1.18rem;color:var(--muted);max-width:62ch}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.5rem;border-radius:999px;font-family:var(--font-display);font-weight:700;font-size:.95rem;text-decoration:none;border:2px solid transparent;transition:transform .15s,box-shadow .15s,background .15s;cursor:pointer;line-height:1.2}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--saffron);color:#fff}
.btn-primary:hover{background:var(--saffron-deep);box-shadow:0 10px 24px rgba(255,107,74,.35)}
.btn-navy{background:var(--petrol);color:#fff}
.btn-navy:hover{background:var(--petrol-deep)}
.btn-ghost{background:transparent;color:var(--petrol);border-color:var(--petrol)}
.btn-ghost:hover{background:var(--paper-2)}
.btn-light{background:#fff;color:var(--petrol-deep)}
.btn-sm{padding:.6rem 1.05rem;font-size:.85rem}
/* header */
.topbar{background:var(--petrol-deep);color:#fff;font-size:.84rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:1rem;min-height:38px;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;opacity:.9}
.topbar a:hover{opacity:1;text-decoration:underline}
@media(max-width:760px){.topbar span:first-child{display:none}.topbar .wrap{justify-content:center}}
header.site{position:sticky;top:0;z-index:50;background:rgba(248,248,251,.94);backdrop-filter:saturate(1.3) blur(10px);border-bottom:1px solid var(--line)}
header.site .wrap{display:flex;align-items:center;justify-content:space-between;gap:1rem;min-height:82px}
.brand{display:inline-flex;align-items:center;text-decoration:none}
.brand svg{height:52px;width:auto}
nav.main{display:flex;align-items:center;gap:1.25rem}
nav.main a{font-family:var(--font-display);font-weight:700;font-size:.88rem;text-decoration:none;color:var(--ink);padding:.3rem 0;border-bottom:2px solid transparent}
nav.main a:hover,nav.main a[aria-current]{border-bottom-color:var(--saffron);color:var(--petrol)}
nav.main a.btn{border-bottom:0;padding:.6rem 1.05rem}nav.main a.btn-navy{color:#fff}nav.main a.btn-primary{color:#fff}nav.main a.btn:hover{border-bottom-color:transparent}
.nav-toggle{display:none;background:none;border:0;font-size:1.8rem;line-height:1;cursor:pointer;color:var(--petrol)}
@media(max-width:960px){
  .nav-toggle{display:block}
  nav.main{display:none;position:absolute;left:0;right:0;top:100%;background:var(--paper);flex-direction:column;align-items:stretch;padding:1rem 20px 1.4rem;gap:.2rem;border-bottom:1px solid var(--line);box-shadow:var(--shadow)}
  nav.main.open{display:flex}
  nav.main a{padding:.7rem 0;border-bottom:1px solid var(--line)}
  nav.main .btn{margin-top:.8rem;justify-content:center}
}
/* hero */
.hero{position:relative;background:var(--petrol-deep);color:#fff;overflow:hidden;isolation:isolate}
.hero::before{content:"";position:absolute;inset:0;background:
  radial-gradient(60% 80% at 85% 20%,rgba(255,107,74,.30),transparent 60%),
  radial-gradient(50% 60% at 10% 90%,rgba(43,62,143,.9),transparent 70%);z-index:-1}
.hero .grid-lines{position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.045) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.045) 1px,transparent 1px);background-size:64px 64px;mask:linear-gradient(180deg,#000 30%,transparent);z-index:-1;pointer-events:none}
.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:3rem;align-items:center;padding-block:5rem 4rem}
.hero h1{color:#fff}
.hero h1 em{font-style:normal;color:var(--saffron)}
.hero .lead{color:rgba(255,255,255,.82)}
.hero .eyebrow{color:#FFC1B3}.hero .eyebrow::before{background:var(--saffron)}
.hero-cta{display:flex;flex-wrap:wrap;gap:.8rem;margin-top:1.8rem}
.hero-visual{position:relative}
.hero-img{border-radius:28px 28px 28px 120px;overflow:hidden;box-shadow:0 40px 80px rgba(0,0,0,.45);aspect-ratio:4/3.3;background:var(--petrol)}
.hero-img img{width:100%;height:100%;object-fit:cover}
.hero-chip{position:absolute;background:#fff;color:var(--petrol-deep);border-radius:14px;padding:.8rem 1rem;box-shadow:0 14px 30px rgba(0,0,0,.25);font-family:var(--font-display);font-weight:700;font-size:.85rem;display:flex;gap:.7rem;align-items:center}
.hero-chip small{display:block;font-family:var(--font-body);font-weight:500;color:var(--muted);font-size:.78rem}
.hero-chip.a{left:-18px;bottom:52px}.hero-chip.b{right:-14px;top:28px}
.hero-chip .dot{width:38px;height:38px;border-radius:50%;background:var(--saffron);display:grid;place-items:center;color:#fff;flex:none}
.hero-strip{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:rgba(255,255,255,.14);margin-top:3rem;border-radius:16px;overflow:hidden;border:1px solid rgba(255,255,255,.14)}
.hero-strip div{background:rgba(255,255,255,.06);padding:1.1rem 1.3rem}
.hero-strip strong{display:block;font-family:var(--font-display);font-size:1.6rem;font-weight:800;color:var(--saffron);letter-spacing:-.02em}
.hero-strip span{font-size:.86rem;opacity:.85}
@media(max-width:960px){.hero .wrap{grid-template-columns:1fr;padding-block:3.2rem 3rem}.hero-strip{grid-template-columns:repeat(2,1fr)}.hero-chip.a{left:8px}.hero-chip.b{right:8px}.hero-img{border-radius:22px 22px 22px 80px}}
/* sections */
section{padding-block:5rem}
section.alt{background:var(--paper-2)}
section.dark{background:var(--petrol-deep);color:#fff}
section.dark h2,section.dark h3{color:#fff}
.section-head{max-width:760px;margin-bottom:2.8rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:2.5rem;align-items:center}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.6rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem}
@media(max-width:960px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;position:relative}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .thumb{aspect-ratio:16/10;background:var(--paper-2);overflow:hidden;position:relative}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.card:hover .thumb img{transform:scale(1.04)}
.card .thumb::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(18,27,69,.55))}
.card .code{position:absolute;left:14px;bottom:12px;z-index:2;font-family:var(--font-display);font-weight:800;color:#fff;font-size:1.3rem;letter-spacing:.02em}
.card .lvl{position:absolute;right:14px;top:12px;z-index:2;background:var(--saffron);color:#fff;font-family:var(--font-display);font-weight:700;font-size:.72rem;padding:.3rem .6rem;border-radius:6px}
.card .body{padding:1.3rem 1.4rem 1.5rem;display:flex;flex-direction:column;gap:.6rem;flex:1}
.card h3{margin:0;font-size:1.15rem}
.card .meta{display:flex;flex-wrap:wrap;gap:.4rem}
.card .body p{margin:0;color:var(--muted);flex:1;font-size:.97rem}
.card .actions{display:flex;gap:.6rem;flex-wrap:wrap;margin-top:.4rem}
.tag{display:inline-block;font-family:var(--font-display);font-size:.72rem;font-weight:700;letter-spacing:.04em;padding:.28rem .6rem;border-radius:6px;background:var(--paper-2);color:var(--petrol)}
.tag.orange{background:#FDEFD2;color:var(--saffron-deep)}
.tag.green{background:#E1F0E6;color:#2E6E45}
.feature{display:flex;gap:1rem;align-items:flex-start}
.feature .ico{flex:none;width:52px;height:52px;border-radius:14px;background:var(--petrol);display:grid;place-items:center;color:var(--saffron)}
.feature h3{font-size:1.05rem;margin-bottom:.3rem}
.feature p{margin:0;color:var(--muted);font-size:.97rem}
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;padding:0;margin:0}
.steps li{list-style:none;counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.5rem;position:relative}
.steps li::before{content:counter(s,decimal-leading-zero);display:inline-grid;place-items:center;width:44px;height:44px;border-radius:50%;background:var(--saffron);color:#fff;font-family:var(--font-display);font-weight:800;font-size:1rem;margin-bottom:.9rem}
.steps h3{font-size:1.05rem}
.steps p{margin:0;color:var(--muted);font-size:.95rem}
@media(max-width:960px){.steps{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.steps{grid-template-columns:1fr}}
.quote{background:var(--petrol);color:#fff;border-radius:var(--r);padding:2.6rem;display:grid;grid-template-columns:auto 1fr;gap:2.2rem;align-items:center;position:relative;overflow:hidden}
.quote::after{content:"";position:absolute;right:-80px;top:-80px;width:260px;height:260px;border-radius:50%;background:rgba(255,107,74,.18)}
.quote img{height:150px;width:auto;border-radius:14px}
.quote h2{color:#fff}
.quote p{color:rgba(255,255,255,.85);margin:0;position:relative}
@media(max-width:700px){.quote{grid-template-columns:1fr}.quote img{height:110px}}
.faq details{border-top:1px solid var(--line);padding:1.05rem 0}
.faq details:last-child{border-bottom:1px solid var(--line)}
.faq summary{cursor:pointer;font-family:var(--font-display);font-weight:700;font-size:1.05rem;list-style:none;display:flex;justify-content:space-between;gap:1rem}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";color:var(--saffron-deep);font-size:1.5rem;line-height:1;font-weight:400}
.faq details[open] summary::after{content:"–"}
.faq p{margin:.8rem 0 0;color:var(--muted)}
.cta{background:var(--petrol-deep);color:#fff;border-radius:var(--r);padding:3rem;display:grid;grid-template-columns:1fr auto;gap:2rem;align-items:center;position:relative;overflow:hidden}
.cta::before{content:"";position:absolute;left:-60px;bottom:-120px;width:320px;height:320px;border-radius:50%;background:rgba(255,107,74,.22)}
.cta h2{color:#fff}
.cta p{margin:0;opacity:.9;position:relative}
.cta>div{position:relative}
@media(max-width:800px){.cta{grid-template-columns:1fr}}
table.spec{width:100%;border-collapse:collapse;font-size:.98rem}
table.spec th,table.spec td{padding:.8rem 1rem;border-bottom:1px solid var(--line);text-align:left;vertical-align:top}
table.spec th{font-family:var(--font-display);font-weight:700;font-size:.78rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);background:var(--paper-2)}
table.spec tbody tr:last-child td{border-bottom:0}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:var(--r);background:#fff}
/* page banner */
.banner{background:var(--petrol-deep);color:#fff;padding-block:4rem;position:relative;overflow:hidden}
.banner::after{content:"";position:absolute;right:-120px;top:-160px;width:420px;height:420px;border-radius:50%;background:radial-gradient(circle,rgba(255,107,74,.35),transparent 65%)}
.banner .wrap{position:relative}
.banner h1{color:#fff}
.banner .lead{color:rgba(255,255,255,.85)}
.banner .eyebrow{color:#FFC1B3}
.crumbs{font-size:.85rem;opacity:.75;margin-bottom:1rem}
.crumbs a{color:#fff}
/* formation page */
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem}
.spec-grid div{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1rem 1.2rem}
.spec-grid small{display:block;font-size:.72rem;letter-spacing:.08em;text-transform:uppercase;color:var(--muted);font-family:var(--font-display);font-weight:700}
.spec-grid strong{font-family:var(--font-display);font-size:1.35rem;color:var(--petrol);font-weight:800}
@media(max-width:800px){.spec-grid{grid-template-columns:1fr 1fr}}
.blocs{display:grid;gap:.8rem;padding:0;margin:0}
.blocs li{list-style:none;background:#fff;border:1px solid var(--line);border-left:5px solid var(--saffron);border-radius:12px;padding:.95rem 1.2rem}
.blocs strong{display:block;font-family:var(--font-display);font-weight:700;color:var(--petrol-deep)}
.blocs span{color:var(--muted);font-size:.95rem}
.check{padding-left:0;margin:0 0 1.5rem}
.check li{list-style:none;padding-left:1.9rem;position:relative;margin-bottom:.55rem}
.check li::before{content:"";position:absolute;left:0;top:.35em;width:1.1rem;height:1.1rem;border-radius:50%;background:var(--saffron);mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='12' fill='black'/%3E%3Cpath d='M7 12.5l3 3 7-7' stroke='white' stroke-width='2.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat;-webkit-mask:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='12' fill='black'/%3E%3Cpath d='M7 12.5l3 3 7-7' stroke='white' stroke-width='2.4' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat}
.check li::before{background:var(--petrol);mask:none;-webkit-mask:none;background:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Ccircle cx='12' cy='12' r='12' fill='%23FF6B4A'/%3E%3Cpath d='M7 12.5l3 3 7-7' stroke='%23ffffff' stroke-width='2.6' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E") center/contain no-repeat}
aside.sticky{position:sticky;top:104px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:1.6rem;display:grid;gap:.8rem}
aside.sticky .btn{justify-content:center}
.layout{display:grid;grid-template-columns:1fr 330px;gap:3rem;align-items:start}
@media(max-width:960px){.layout{grid-template-columns:1fr}aside.sticky{position:static}}
/* forms */
form.contact{display:grid;gap:1rem}
form.contact label{display:grid;gap:.35rem;font-family:var(--font-display);font-weight:700;font-size:.88rem}
form.contact input,form.contact select,form.contact textarea{font:inherit;padding:.8rem .95rem;border:1px solid var(--line);border-radius:12px;background:#fff;width:100%}
form.contact textarea{min-height:150px;resize:vertical}
form.contact input:focus,form.contact select:focus,form.contact textarea:focus{outline:2px solid var(--saffron);outline-offset:1px;border-color:var(--saffron)}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media(max-width:600px){.row-2{grid-template-columns:1fr}}
.notice{padding:1rem 1.2rem;border-radius:12px;background:#E1F0E6;color:#2E6E45;font-weight:700}
.notice.err{background:#FBE3DB;color:#A8381B}
.info-list{display:grid;gap:1.2rem}
.info-list div{display:flex;gap:1rem;align-items:flex-start}
.info-list .ico{flex:none;width:44px;height:44px;border-radius:12px;background:var(--petrol);display:grid;place-items:center;color:var(--saffron)}
.info-list strong{display:block;font-family:var(--font-display);font-size:.85rem;letter-spacing:.06em;text-transform:uppercase;color:var(--muted)}
.info-list a{text-decoration:none;font-weight:600}
/* footer */
footer{background:var(--petrol-deep);color:rgba(255,255,255,.85);padding-block:3.8rem 2rem;font-size:.95rem}
footer .cols{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:2.5rem}
footer h4{color:#FFC1B3;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:1rem}
footer a{color:rgba(255,255,255,.85);text-decoration:none}
footer a:hover{color:#fff;text-decoration:underline}
footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
footer .brand-foot{display:inline-block;margin-bottom:1rem}
footer .brand-foot svg{height:52px;width:auto}
footer .legal{border-top:1px solid rgba(255,255,255,.15);margin-top:2.5rem;padding-top:1.4rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap;font-size:.84rem;opacity:.8}
.qualiopi{display:flex;gap:1rem;align-items:center;background:rgba(255,255,255,.07);border-radius:14px;padding:1rem}
.qualiopi img{height:72px;width:auto;border-radius:8px}
.qualiopi small{display:block;line-height:1.45;font-size:.8rem}
@media(max-width:960px){footer .cols{grid-template-columns:1fr 1fr}}
@media(max-width:600px){footer .cols{grid-template-columns:1fr}}
/* marquee des titres */
.ticker{background:var(--saffron);color:#fff;overflow:hidden;font-family:var(--font-display);font-weight:800;font-size:.9rem;letter-spacing:.08em;text-transform:uppercase;padding:.7rem 0;white-space:nowrap}
.ticker div{display:inline-block;animation:tick 40s linear infinite;padding-left:100%}
.ticker span{margin:0 2.2rem}
@keyframes tick{to{transform:translateX(-100%)}}
:focus-visible{outline:2px solid var(--saffron);outline-offset:2px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}.ticker div{padding-left:0}}