:root{--navy:#023750;--ink:#022E43;--cream:#F8F7F2;--sky:#A9C6D4;--sky-soft:#E6EFF3;--gold:#FFB924;--gold-ink:#8A5A00;--muted:#3A5566;--muted2:#4A6677;--deep:#01293D;--line:#E4E6E2;--max:1280px}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--cream);color:var(--ink);font-family:'Jost','Avenir Next','Segoe UI',sans-serif;font-size:17px;line-height:1.55;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:var(--navy);text-decoration:none}
a:hover{color:#0B5A80}
a:focus-visible,button:focus-visible,summary:focus-visible,input:focus-visible,textarea:focus-visible{outline:3px solid var(--gold);outline-offset:2px}
h1,h2,h3{font-weight:500;margin:0;line-height:1.15}
p{margin:0}
.wrap{max-width:var(--max);margin:0 auto;padding:0 40px}
.script{font-family:'Allura',cursive;color:var(--navy);line-height:1}
.eyebrow{font-size:14px;letter-spacing:.22em;color:var(--muted2);text-transform:uppercase}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;background:#fff;padding:8px 14px;z-index:99}
/* boutons */
.btn{white-space:nowrap;display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:56px;padding:0 30px;border-radius:30px;font-weight:600;font-size:17px;border:2px solid transparent;cursor:pointer;font-family:inherit;text-align:center}
.btn-gold{background:var(--gold);color:var(--ink)}.btn-gold:hover{background:#ffc646;color:var(--ink)}
.btn-line{border-color:var(--navy);color:var(--navy);font-weight:500}.btn-line:hover{background:var(--navy);color:#fff}
.btn-line-white{border-color:#fff;color:#fff;font-weight:500}.btn-line-white:hover{background:#fff;color:var(--navy)}
.btn svg{flex-shrink:0}
/* en-tête */
.site-header{position:sticky;top:0;z-index:50;background:rgba(248,247,242,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(6px)}
.site-header .wrap{height:92px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:14px;color:var(--ink);flex-shrink:0}
.brand img{width:60px;height:60px;border-radius:6px}
.brand-name{font-size:18px;font-weight:500;line-height:1.2;white-space:nowrap}
.brand-sub{font-size:11px;letter-spacing:.18em;color:var(--muted2);white-space:nowrap}
.main-nav ul{list-style:none;margin:0;padding:0;display:flex;gap:17px;font-size:16px}
.main-nav a{color:var(--ink);white-space:nowrap}
.main-nav a[aria-current=page]{font-weight:600;border-bottom:2px solid var(--gold);padding-bottom:4px}
.header-actions{display:flex;align-items:center;gap:18px}
.header-tel{display:flex;align-items:center;gap:8px;font-weight:500;white-space:nowrap}
.header-actions .btn{min-height:46px;padding:0 22px;font-size:15px}
.burger{display:none;width:46px;height:46px;border-radius:23px;border:0;background:var(--navy);color:#fff;align-items:center;justify-content:center;cursor:pointer}
/* sections */
.section{padding:96px 0}
.section-white{background:#fff}
.section-navy{background:var(--navy);color:#fff}
.title-block{display:flex;flex-direction:column;align-items:center;text-align:center;gap:12px;margin-bottom:48px}
.title-block .script{font-size:44px}
.title-block h2{font-size:40px}
.title-block .bar{width:120px;height:3px;border-radius:2px;background:linear-gradient(90deg,var(--navy),var(--sky));margin-top:8px}
.title-block p{max-width:760px;color:var(--muted);font-size:19px}
.section-navy .title-block h2{color:#fff}.section-navy .title-block .script{color:var(--gold)}.section-navy .title-block p{color:#C6D9E2}
/* héros accueil */
.hero{padding:72px 0 96px}
.hero .wrap{display:grid;grid-template-columns:1.12fr .88fr;gap:56px;align-items:center}
.hero-text{display:flex;flex-direction:column;gap:22px}
.hero-text .script{font-size:72px;line-height:.9}
.hero-text h1{font-size:50px;line-height:1.12}
.lead{font-size:21px;line-height:1.55;color:var(--muted);max-width:620px}
.actions{display:flex;flex-wrap:wrap;gap:14px;margin-top:6px}
.checks{display:flex;flex-wrap:wrap;gap:8px 22px;font-size:15px;color:var(--muted2)}
.stats{display:flex;flex-wrap:wrap;gap:20px 44px;margin-top:10px;padding-top:24px;border-top:1px solid #E0E3DF}
.stat strong{display:block;font-size:32px;font-weight:500;color:var(--navy);line-height:1.1}
.stat span{font-size:15px;color:var(--muted2)}
.hero-visual{position:relative;height:600px}
.arch-line{position:absolute;right:20px;top:18px;width:440px;height:580px;border:1px solid var(--sky);border-radius:220px 220px 28px 28px;transform:translateX(-18px)}
.arch{position:absolute;right:20px;top:0;width:440px;height:580px;border-radius:220px 220px 28px 28px;object-fit:cover;object-position:50% 30%;background:var(--navy)}
.arch-tag{position:absolute;right:44px;top:478px;width:392px;padding:12px 20px;border-radius:18px;background:rgba(2,46,67,.9);text-align:center;font-family:'Allura',cursive;font-size:38px;line-height:1.05;color:var(--gold)}
.float{position:absolute;left:0;background:#fff;border-radius:16px;padding:14px 18px;display:flex;align-items:center;gap:14px;box-shadow:0 12px 32px rgba(2,46,67,.14)}
.float strong{display:block;font-size:16px}.float span{font-size:14px;color:var(--muted2)}
.float .ic{width:44px;height:44px;border-radius:22px;display:flex;align-items:center;justify-content:center;background:var(--sky-soft)}
/* héros pages */
.page-hero{padding:72px 0 88px}
.page-hero .wrap{display:grid;grid-template-columns:1.15fr .85fr;gap:64px;align-items:center}
.page-hero .script{font-size:58px;line-height:.95}
.page-hero h1{font-size:48px;line-height:1.12}
.quote-card{margin:0;background:var(--navy);border-radius:32px;padding:44px 40px;display:flex;flex-direction:column;gap:22px;color:#fff}
.quote-card .who{display:flex;align-items:center;gap:18px}
.quote-card img{width:96px;height:96px;border-radius:48px;object-fit:cover;object-position:50% 30%;border:4px solid var(--sky)}
.quote-card .who .script{color:#fff;font-size:40px}
.quote-card .role{font-size:13px;letter-spacing:.18em;color:var(--sky)}
.quote-card blockquote{margin:0;font-size:22px;line-height:1.5}
.quote-card .meta{display:flex;gap:10px;align-items:center;font-size:15px;color:#C6D9E2}
/* cartes */
.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,minmax(0,1fr))}.g3{grid-template-columns:repeat(3,minmax(0,1fr))}
.card{background:var(--cream);border-radius:22px;padding:32px 30px;display:flex;flex-direction:column;gap:14px;color:var(--ink)}
.section:not(.section-white) .card{background:#fff}
.card h3{font-size:22px;font-weight:600;line-height:1.25}
.card p{color:var(--muted)}
.icon-circle{width:56px;height:56px;flex-shrink:0;border-radius:28px;background:var(--navy);display:flex;align-items:center;justify-content:center}
a.card{border:1px solid var(--line);transition:transform .15s,box-shadow .15s}
a.card:hover{transform:translateY(-3px);box-shadow:0 14px 30px rgba(2,46,67,.12);color:var(--ink)}
.more{margin-top:auto;font-weight:600;color:var(--navy)}
.list-card ul{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:12px;font-size:18px;line-height:1.45;color:#22404F}
.list-card li{display:flex;gap:12px}.list-card li::before{content:"✓";color:#C98A00;font-weight:600}
.list-card .head{display:flex;align-items:center;gap:16px}.list-card h3{font-size:25px}
.list-card .foot{padding-top:14px;border-top:1px solid #E0E3DF;font-size:15px;color:var(--muted)}
.chips{display:flex;flex-wrap:wrap;justify-content:center;gap:12px}
.chips span{padding:11px 20px;border-radius:24px;border:1px solid #D5DEE3;background:#fff;font-size:17px}
.section-white .chips span{background:var(--cream)}
/* bandeau engagements */
.band{background:var(--navy);padding:56px 0}
.band .wrap{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:40px}
.band-item{display:flex;align-items:center;gap:20px}
.band-item strong{display:block;font-size:23px;font-weight:500;color:#fff}.band-item span{font-size:16px;color:#C6D9E2}
/* étapes */
.step{background:#fff;border-radius:24px;padding:40px 36px;display:flex;flex-direction:column;gap:12px}
.step .num{font-size:64px;font-weight:300;line-height:1;color:var(--sky)}
.step h3{font-size:24px;font-weight:600}.step p{color:var(--muted)}
/* réseau */
.net-card{background:#0B4462;border-radius:22px;padding:34px 30px;display:flex;flex-direction:column;gap:12px}
.net-card h3{color:#fff;font-size:22px;font-weight:600}.net-card p{color:#C6D9E2}
/* note */
.note{background:var(--sky-soft);border-radius:22px;padding:26px 34px;display:flex;align-items:center;gap:22px}
.note .ic{width:52px;height:52px;flex-shrink:0;border-radius:26px;background:#fff;display:flex;align-items:center;justify-content:center}
/* facturation électronique */
.efact{border:2px solid var(--gold);border-radius:28px;background:#fff;padding:48px 56px;display:grid;grid-template-columns:1.3fr .7fr;gap:48px;align-items:center}
.efact h2{font-size:34px}.efact p{color:var(--muted);font-size:18px;margin-top:12px}
.efact .date{background:var(--cream);border-radius:16px;padding:16px 22px;margin-bottom:14px}.efact .date:last-child{margin-bottom:0}
.efact .date strong{display:block;font-size:26px;font-weight:500;color:var(--navy)}.efact .date span{font-size:15px;color:var(--muted2)}
/* FAQ */
.faq-wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:64px}
.faq-intro{display:flex;flex-direction:column;gap:16px}.faq-intro .script{font-size:44px}.faq-intro h2{font-size:40px}.faq-intro p{color:var(--muted);font-size:18px}
details{background:#fff;border-radius:18px;padding:22px 28px;margin-bottom:14px}
summary{cursor:pointer;font-size:20px;font-weight:600;list-style:none;display:flex;justify-content:space-between;gap:16px}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";font-size:26px;line-height:1;color:var(--navy)}details[open] summary::after{content:"–"}
details p{margin-top:10px;color:var(--muted)}
/* CTA */
.cta{padding:0 0 96px}
.cta-box{background:var(--navy);border-radius:32px;padding:60px 64px;display:flex;align-items:center;gap:48px}
.cta-box img{width:190px;height:190px;border-radius:95px;object-fit:cover;object-position:50% 30%;border:6px solid var(--sky);flex-shrink:0}
.cta-box .txt{flex-grow:1;display:flex;flex-direction:column;gap:12px}
.cta-box .script{font-size:66px;color:#fff;line-height:.95}.cta-box p{color:#C6D9E2;font-size:20px}
.cta-box .btns{display:flex;flex-direction:column;gap:14px;min-width:260px}
/* à propos */
.about p+p{margin-top:0}
.about-text{display:flex;flex-direction:column;gap:20px}.about-text p{font-size:19px;color:var(--muted);line-height:1.65}
.about-visual{position:relative;height:640px}
.about-visual .arch,.about-visual .arch-line{width:480px;height:620px;border-radius:240px 240px 28px 28px}
.about-visual .float{bottom:60px}
/* contact */
.contact-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:40px}
.form-card{background:#fff;border-radius:28px;padding:48px;display:flex;flex-direction:column;gap:22px}
.form-card h2{font-size:28px}
.fields{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label,legend{font-size:15px;font-weight:500}
.field input,.field textarea{min-height:52px;border:1px solid #C9D3D8;border-radius:12px;padding:12px 16px;font-family:inherit;font-size:16px;color:var(--ink);background:#fff}
.field textarea{min-height:140px;resize:vertical}
fieldset{border:0;margin:0;padding:0}
.needs{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}
.needs label{display:flex;align-items:center;gap:8px;padding:10px 16px;border:1px solid #C9D3D8;border-radius:22px;font-size:16px;cursor:pointer}
.needs input{width:18px;height:18px;accent-color:var(--navy)}
.form-note{font-size:14px;color:var(--muted2)}
.side-card{background:var(--navy);border-radius:28px;padding:40px 36px;display:flex;flex-direction:column;gap:18px;color:#fff}
.side-card img{width:120px;height:120px;border-radius:60px;object-fit:cover;object-position:50% 30%;border:4px solid var(--sky)}
.side-card .script{color:#fff;font-size:44px}
.side-card .big{font-size:30px;font-weight:500;color:var(--gold)}
.side-card a{color:#fff}.side-card p{color:#C6D9E2}
/* mentions */
.legal{background:#fff;border-radius:24px;padding:16px 48px}
.legal-row{display:grid;grid-template-columns:280px minmax(0,1fr);gap:32px;padding:24px 0;border-bottom:1px solid #E0E3DF}
.legal-row:last-child{border-bottom:0}
.legal-row h2{font-size:19px;font-weight:600}.legal-row p{color:var(--muted)}
/* pied de page */
.site-footer{background:var(--deep);color:#fff;padding:64px 0 36px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:48px}
.footer-grid img{width:72px;height:72px;border-radius:6px}
.footer-grid p{color:#C6D9E2;margin-top:18px;max-width:380px}
.footer-col{display:flex;flex-direction:column;gap:10px}
.footer-col .eyebrow{color:var(--sky);font-size:13px;margin-bottom:4px}
.footer-col a{color:#fff}
.footer-legal{margin-top:40px;border-top:1px solid #1E4B61;padding-top:22px;display:flex;justify-content:space-between;gap:40px;font-size:13px;color:var(--sky)}
.footer-legal a{color:#fff}
/* responsive */
@media (max-width:1260px){
 .main-nav{display:none;position:absolute;top:92px;left:0;right:0;background:var(--cream);border-bottom:1px solid var(--line);padding:12px 24px 24px}
 .main-nav.open{display:block}
 .main-nav ul{flex-direction:column;gap:0}
 .main-nav li a{display:block;padding:14px 4px;font-size:18px;border-bottom:1px solid var(--line)}
 .main-nav a[aria-current=page]{border-bottom:1px solid var(--line);color:var(--navy)}
 .burger{display:inline-flex}
 .header-actions .btn{display:none}
}
@media (max-width:980px){
 .wrap{padding:0 24px}
 .section{padding:64px 0}
 .hero .wrap,.page-hero .wrap,.faq-wrap,.contact-grid,.efact{grid-template-columns:1fr}
 .hero{padding:32px 0 56px}.page-hero{padding:40px 0 56px}
 .hero-visual{order:-1;height:470px;max-width:440px;width:100%;margin:0 auto}
 .arch,.arch-line{right:auto;left:50%;width:330px;height:440px;margin-left:-165px}
 .arch-line{transform:translate(-12px,-6px)}
 .arch-tag{left:50%;right:auto;width:300px;margin-left:-150px;top:356px;font-size:28px}
 .float{display:none}
 .about-visual{order:-1;height:470px}
 .about-visual .arch,.about-visual .arch-line{width:330px;height:440px;border-radius:165px 165px 22px 22px}
 .hero-text .script{font-size:52px}.hero-text h1{font-size:34px}
 .page-hero .script{font-size:44px}.page-hero h1{font-size:34px}
 .title-block h2,.faq-intro h2{font-size:30px}.title-block .script,.faq-intro .script{font-size:36px}
 .lead{font-size:18px}
 .g2,.g3,.band .wrap,.footer-grid{grid-template-columns:1fr}
 .band .wrap{gap:24px}
 .cta-box{flex-direction:column;text-align:center;padding:40px 24px;gap:22px}
 .cta-box .script{font-size:48px}.cta-box .btns{width:100%;min-width:0}
 .efact{padding:32px 24px;gap:24px}.efact h2{font-size:26px}
 .legal{padding:8px 22px}.legal-row{grid-template-columns:1fr;gap:6px}
 .form-card{padding:28px 22px}.fields{grid-template-columns:1fr}
 .footer-legal{flex-direction:column;gap:12px}
 .note{flex-direction:column;align-items:flex-start;padding:24px}
}
@media (max-width:560px){
 .btn{white-space:normal;text-align:center}
 .site-header .wrap{height:76px}.main-nav{top:76px}
 .brand img{width:46px;height:46px}.brand-sub{display:none}.brand-name{font-size:16px}
 .header-tel span{display:none}
 .header-tel{width:46px;height:46px;border-radius:23px;border:1.5px solid var(--navy);justify-content:center}
 .actions .btn{width:100%}
 .stat strong{font-size:26px}
}

.legal-row div p+p{margin-top:12px}