*{box-sizing:border-box;margin:0;padding:0}
:root{--ink:#0e2238;--soft:#5a6b80;--steel:#123a63;--steel-d:#0c2a49;--bg:#f4f7fb;--line:#e2e9f2;--cta:#ff7a1a;--cta-d:#e8690d;--ok:#0a7a3c}
html{scroll-behavior:smooth}body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:var(--ink);line-height:1.6;background:#fff}
.wrap{max-width:1120px;margin:0 auto;padding:0 1.1rem}.narrow{max-width:780px}
a{color:var(--steel);text-decoration:none}p{margin-bottom:.8rem}
img{max-width:100%;height:auto;display:block}
.card-img{width:100%;height:180px;object-fit:cover;border-radius:10px;margin-bottom:.7rem}
.navtog,.burger{display:none}
.article table{width:100%;border-collapse:collapse;margin:1.2rem 0;font-size:.95rem}
.article th,.article td{border:1px solid var(--line);padding:.55rem .6rem;text-align:left;vertical-align:top}
.article th{background:var(--bg);font-weight:700}
.crumbs{background:var(--bg);border-bottom:1px solid var(--line);font-size:.85rem;color:var(--soft)}
.crumbs .wrap{padding:.6rem 1.1rem}.crumbs a{color:var(--steel);font-weight:600}
h1{font-size:2.1rem;line-height:1.15;margin-bottom:.7rem}h2{font-size:1.6rem;margin-bottom:1rem}h3{font-size:1.12rem;margin-bottom:.35rem}
.btn{display:inline-block;font-weight:800;border-radius:10px;padding:.85rem 1.4rem;white-space:nowrap}
.btn-cta{background:var(--cta);color:#fff;box-shadow:0 2px 0 var(--cta-d)}.btn-cta:hover{background:var(--cta-d)}
.btn-ghost{background:#fff;color:var(--steel);border:2px solid var(--steel)}
.btn-tel{background:rgba(255,255,255,.14);color:#fff;border:1px solid rgba(255,255,255,.35)}
/* topbar + header */
.topbar{background:var(--steel-d);color:#dfe9f5;font-size:.85rem}.topbar .wrap{display:flex;gap:1.2rem;justify-content:flex-end;align-items:center;height:38px}
.topbar a{color:#fff;font-weight:700}
.hdr{position:sticky;top:0;z-index:30;background:#fff;border-bottom:1px solid var(--line)}
.hdr-in{display:flex;align-items:center;gap:1rem;min-height:70px;flex-wrap:nowrap}.brand{font-weight:800;font-size:1.2rem;color:var(--ink);white-space:nowrap;line-height:1.1}
.menu{display:flex;gap:1rem;margin-left:auto;flex-wrap:nowrap;align-items:center}.menu a{color:var(--soft);font-weight:600;font-size:.92rem;white-space:nowrap}.menu a:hover{color:var(--steel)}.menu a.btn-cta{color:#fff}.menu a.btn-cta:hover{color:#fff}
/* hero */
.hero{background:radial-gradient(ellipse at 80% 10%,rgba(255,255,255,.12),transparent 55%),linear-gradient(155deg,var(--steel),var(--steel-d));color:#fff;padding:3.4rem 0}
.hero h1{color:#fff;max-width:780px}.hero .lead{font-size:1.15rem;color:#dbe7f5;max-width:680px;margin-bottom:1.3rem}
.hero.small{padding:2.4rem 0}
.hero-cta{display:flex;gap:.8rem;flex-wrap:wrap;margin-bottom:1.2rem}
.chips{display:flex;gap:.6rem;flex-wrap:wrap;list-style:none}.chips li{background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.25);padding:.35rem .8rem;border-radius:999px;font-size:.85rem;font-weight:600}
.hero-media img{width:100%;border-radius:14px;margin-top:1.4rem;box-shadow:0 10px 30px rgba(0,0,0,.25)}
/* trust strip */
.trust{background:var(--bg);border-bottom:1px solid var(--line)}.trust .wrap{display:flex;flex-wrap:wrap;gap:1.5rem;justify-content:center;padding:1rem 1.1rem}
.trust span{font-weight:700;color:var(--steel);font-size:.95rem;padding-left:1.5rem;position:relative}.trust span:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:900}
/* sections */
.sec{padding:3rem 0}.sec.alt{background:var(--bg)}.sec.center{text-align:center}
.lead-c{max-width:680px;margin:0 auto 1.4rem;color:var(--soft)}
.grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1.1rem}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:1.1rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.1rem}
.card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.3rem;box-shadow:0 2px 12px rgba(20,40,80,.05)}
.card h3 a{color:var(--ink)}.card .more{display:inline-block;margin-top:.6rem;font-weight:700;color:var(--cta-d)}
.why{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.1rem}
.why-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.2rem}
.steps{counter-reset:s;display:grid;gap:.9rem;max-width:780px;margin:0 auto}
.steps li{list-style:none;padding-left:3rem;position:relative}.steps li:before{counter-increment:s;content:counter(s);position:absolute;left:0;top:0;background:var(--steel);color:#fff;width:2rem;height:2rem;border-radius:50%;display:flex;align-items:center;justify-content:center;font-weight:800}
.sectors{display:flex;flex-wrap:wrap;gap:.6rem;justify-content:center;list-style:none}.sectors li{background:#fff;border:1px solid var(--line);border-radius:10px;padding:.6rem 1rem;font-weight:600;color:var(--steel)}
.check{list-style:none;display:grid;gap:.5rem;margin:.6rem 0 1rem}.check li{padding-left:1.7rem;position:relative}.check li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:800}
.faq{background:#fff;border:1px solid var(--line);border-radius:10px;padding:.4rem 1.1rem;margin-bottom:.6rem}.faq summary{font-weight:700;cursor:pointer;padding:.6rem 0}
.cta-band{background:var(--steel);color:#fff;text-align:center}.cta-band h2{color:#fff}
.article h2{margin:1.8rem 0 .7rem;font-size:1.35rem}.article ul{margin:.4rem 0 1rem 1.2rem}.article li{margin-bottom:.35rem}
.toc{background:var(--bg);border:1px solid var(--line);border-radius:12px;padding:1rem 1.2rem;margin:0 0 1.6rem;text-align:left}
.toc strong{display:block;margin-bottom:.4rem;color:var(--steel);font-size:.95rem;text-transform:uppercase;letter-spacing:.05em}
.toc ol{margin:0 0 0 1.2rem;display:grid;gap:.35rem}
.toc a{color:var(--ink);text-decoration:none;border-bottom:1px dotted var(--line)}.toc a:hover{color:var(--cta);border-bottom-color:var(--cta)}
.article-meta{color:rgba(255,255,255,.85);font-size:.92rem;margin-top:.6rem}.article-meta time{font-weight:600;color:#fff}
.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.related-service{background:var(--bg);border-left:3px solid var(--cta);padding:.8rem 1rem;border-radius:0 8px 8px 0;margin:1.4rem 0;color:var(--ink)}
.related-service a{color:var(--steel);font-weight:700;text-decoration:underline}
.inline-lead{background:var(--bg)}.inline-lead .form{background:#fff;border:1px solid var(--line);border-radius:14px;padding:1.4rem;box-shadow:0 8px 24px rgba(20,40,80,.06)}
.float-cta{display:none;position:fixed;right:1.4rem;bottom:1.4rem;background:var(--cta);color:#fff;padding:.9rem 1.4rem;border-radius:999px;font-weight:800;text-decoration:none;box-shadow:0 8px 22px rgba(255,122,26,.4);z-index:50;transition:transform .15s ease,background .15s ease}
.float-cta:hover{background:var(--cta-d);transform:translateY(-2px);color:#fff}
@media(min-width:900px){.float-cta{display:inline-block}}
.article-media{margin:1.4rem 0;border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(20,40,80,.12)}
.article-media img{display:block;width:100%;height:auto}
.card-article{padding:0;overflow:hidden;display:flex;flex-direction:column}
.card-article .card-thumb{display:block;aspect-ratio:16/10;overflow:hidden;background:var(--bg)}
.card-article .card-thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .25s ease}
.card-article:hover .card-thumb img{transform:scale(1.04)}
.card-article .card-body{padding:1rem 1.1rem 1.2rem;display:flex;flex-direction:column;gap:.55rem;flex:1}
.card-article h3{font-size:1.02rem;line-height:1.35;margin:0}
.card-article h3 a{color:var(--ink);text-decoration:none}
.card-article h3 a:hover{color:var(--cta)}
.card-article p{font-size:.9rem;color:var(--soft);margin:0;flex:1}
.card-article .more{margin-top:auto;color:var(--cta);font-weight:700;text-decoration:none}
table.tbl{width:100%;border-collapse:collapse;margin:1rem 0}.tbl th,.tbl td{border:1px solid var(--line);padding:.6rem;text-align:left}.tbl th{background:var(--bg)}
.form{display:grid;gap:.9rem;max-width:560px;margin:0 auto}.form label{display:grid;gap:.3rem;font-weight:600}.form input,.form textarea{font:inherit;padding:.75rem;border:1px solid var(--line);border-radius:8px}
.form button{background:var(--cta);color:#fff;border:0;font-weight:800;padding:.9rem;border-radius:10px;cursor:pointer}.form-msg{font-weight:600}
.ftr{background:#0b1d31;color:#aebfd2;padding:2.4rem 0 5rem}.ftr a{color:#9ec2ff}.ftr-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1.6rem}
.ftr h4{color:#fff;margin-bottom:.6rem}.ftr ul{list-style:none;display:grid;gap:.35rem}.ftr-bottom{border-top:1px solid #1c3350;margin-top:1.4rem;padding-top:1rem;font-size:.85rem;color:#8aa0bb;display:flex;flex-wrap:wrap;gap:.4rem 1.2rem;justify-content:space-between;align-items:center}.ftr-bottom .credit a{color:#9ec2ff;font-weight:600}
.callbar{display:none}
.cards-2{display:grid;grid-template-columns:repeat(auto-fit,minmax(280px,1fr));gap:1rem}
/* Centrage global (landing) — header/crumbs/footer/article non concernés */
.hero,.sec{text-align:center}
.hero h1,.hero .lead{margin-left:auto;margin-right:auto}
.hero-cta{justify-content:center}.chips{justify-content:center}
.check{display:inline-block;text-align:left;margin-left:auto;margin-right:auto}
.steps,.faq,.form,.article{text-align:left}
/* Grilles prestations responsives */
@media(max-width:900px){.grid-4,.grid-3{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.grid-4,.grid-3{grid-template-columns:1fr}}
@media(max-width:1100px){
 .burger{display:block;margin-left:auto;font-size:1.7rem;line-height:1;cursor:pointer;color:var(--steel);padding:.2rem .4rem}
 .menu{display:none;position:absolute;left:0;right:0;top:70px;flex-direction:column;align-items:stretch;gap:.2rem;background:#fff;border-bottom:1px solid var(--line);box-shadow:0 8px 20px rgba(0,0,0,.08);padding:.6rem 1.1rem 1rem}
 .navtog:checked~.menu{display:flex}
 .menu a{padding:.7rem 0;border-bottom:1px solid var(--line);font-size:1rem;white-space:normal}
 .menu a.btn-cta{border:0;text-align:center;margin-top:.5rem}}
@media(max-width:820px){
 .topbar .wrap{justify-content:center}.topbar span{display:none}
 .hero{padding:2.4rem 0}.hero h1{font-size:1.65rem}.hero .lead{font-size:1.05rem}
 h1{font-size:1.7rem}h2{font-size:1.35rem}
 .sec{padding:2.2rem 0}
 .article table{display:block;overflow-x:auto}.article th,.article td{white-space:normal;min-width:7.5rem}
 .callbar{display:flex;position:fixed;bottom:0;left:0;right:0;z-index:40;box-shadow:0 -2px 10px rgba(0,0,0,.15)}
 .callbar a{flex:1;text-align:center;padding:.95rem;font-weight:800;color:#fff}
 .callbar .c1{background:var(--ok)}.callbar .c2{background:var(--cta)}}
/* ── Polish pro (transitions, profondeur, accents) ── */
a,.btn,.card,.why-item{transition:transform .15s ease,box-shadow .15s ease,background .15s ease,color .15s ease}
.card:hover{transform:translateY(-3px);box-shadow:0 14px 32px rgba(20,40,80,.13);border-color:transparent}
.btn:hover{transform:translateY(-2px)}
.btn-cta{box-shadow:0 2px 0 var(--cta-d),0 8px 18px rgba(255,122,26,.28)}
.sec>.wrap:not(.article)>h2{position:relative;padding-bottom:.55rem}
.sec>.wrap:not(.article)>h2:after{content:"";position:absolute;left:50%;transform:translateX(-50%);bottom:0;width:56px;height:3px;border-radius:3px;background:var(--cta)}
.why-item{box-shadow:0 1px 3px rgba(20,40,80,.06)}.why-item:hover{transform:translateY(-3px);box-shadow:0 12px 28px rgba(20,40,80,.12)}
.faq[open]{box-shadow:0 6px 18px rgba(20,40,80,.08)}

/* DA spécifique au site */
:root{--steel:#0f766e;--steel-d:#0a544e}