:root{--navy:#102d3a;--navy2:#153748;--red:#e81830;--mint:#e8f3eb;--ink:#18313d;--muted:#5e7378}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);font-family:Arial,Helvetica,sans-serif;background:#fff;line-height:1.65}a{color:inherit;text-decoration:none}img{max-width:100%}.wrap{max-width:1100px;margin:auto;padding:0 24px}.top{background:#071b27;color:#d6e5e5;font-size:12px;padding:9px 0}.top .wrap{display:flex;justify-content:space-between;gap:18px}.top a{color:#fff}.header{background:#fff;position:sticky;top:0;z-index:30;box-shadow:0 5px 22px #00000012}.header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:88px;gap:16px}.logo{display:flex;align-items:center}.logo img{height:73px;width:auto;display:block}.nav{display:flex;gap:19px;align-items:center;font-size:13px;font-weight:700}.nav a:hover,.crumb a:hover{color:#b92e2a}.btn{display:inline-flex;align-items:center;justify-content:center;background:var(--red);color:#fff;padding:13px 19px;border-radius:9px;font-weight:800;font-size:14px;line-height:1.3}.btn:hover{filter:brightness(.94)}.btn.light{background:#fff;color:var(--navy)}.btn.outline{background:transparent;color:#fff;border:1px solid #b2d0c6}.hero{background:var(--navy);color:#fff}.hero .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:42px;align-items:center;padding-top:62px;padding-bottom:62px}.crumb{color:#c7dad7;font-size:12px}.crumb a{text-decoration:underline;text-underline-offset:3px}.eyebrow{font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:#b9ded1;font-weight:800;margin-top:26px}.hero h1{font-size:clamp(34px,4.6vw,58px);letter-spacing:-.055em;line-height:1.1;margin:13px 0 20px}.hero p{color:#cee0e0;font-size:16px;max-width:580px;line-height:1.8}.hero-actions{display:flex;gap:11px;flex-wrap:wrap;margin-top:27px}.hero-image{border-radius:20px;overflow:hidden;box-shadow:0 15px 40px #001a2566;min-height:280px}.hero-image img{width:100%;height:390px;object-fit:cover;display:block}.image-note{font-size:11px;color:#bcd2cc;margin:7px 0 0;text-align:right}.content{padding:76px 0}.content-grid{display:grid;grid-template-columns:minmax(0,1.7fr) minmax(260px,.8fr);gap:68px}.content h2{font-size:clamp(25px,3vw,35px);line-height:1.22;letter-spacing:-.035em;margin:0 0 18px}.content h3{font-size:20px;line-height:1.35;margin:30px 0 12px}.content p,.content li{color:#526970;font-size:15px}.content li{margin-bottom:11px}.content ul{padding-left:23px}.section-block{margin-bottom:52px}.side-card{background:var(--mint);padding:28px;border-radius:17px;position:sticky;top:114px}.side-card h3{margin-top:0}.side-card p{font-size:14px}.side-card .btn{display:flex;width:100%;margin-top:14px}.side-card small{display:block;color:#657a79;margin-top:15px}.faq{background:#f2f6f1;padding:65px 0}.faq h2{font-size:32px;letter-spacing:-.03em}.faq details{background:#fff;border:1px solid #d8e6de;border-radius:12px;margin:12px 0;padding:19px 22px}.faq summary{cursor:pointer;font-weight:800;color:var(--navy)}.faq p{color:#587079;margin-bottom:0}.more{padding:65px 0}.more h2{font-size:29px}.more-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.more a{border:1px solid #d5e6dd;background:#fff;border-radius:12px;padding:20px;font-weight:800;color:#bd3532}.bottom-cta{background:var(--navy2);padding:50px 0;color:#fff}.bottom-cta .wrap{display:flex;gap:25px;justify-content:space-between;align-items:center}.bottom-cta h2{font-size:30px;margin:0 0 8px}.bottom-cta p{margin:0;color:#cce0df}footer{background:#071b27;color:#c0d2d5;font-size:12px;padding:30px 0}footer .wrap{display:flex;gap:18px;align-items:center;justify-content:space-between;flex-wrap:wrap}footer img{height:55px;width:auto;background:#fff;padding:3px;border-radius:6px}footer a{text-decoration:underline}.mobile-call{display:none}@media(max-width:850px){.nav{display:none}.hero .wrap,.content-grid{grid-template-columns:1fr}.hero-image img{height:320px}.side-card{position:static}.content{padding:52px 0}.bottom-cta .wrap{align-items:flex-start;flex-direction:column}}@media(max-width:580px){.top{font-size:11px}.top .wrap span:last-child{display:none}.header .wrap{min-height:72px}.logo img{height:60px}.header .btn{font-size:12px;padding:10px 12px}.hero .wrap{gap:28px;padding-top:35px;padding-bottom:40px}.hero h1{font-size:35px}.hero p{font-size:14px}.hero-image img{height:250px}.more-grid{grid-template-columns:1fr}.mobile-call{display:flex;position:fixed;bottom:10px;left:12px;right:12px;justify-content:center;background:var(--red);color:#fff;padding:14px 18px;border-radius:11px;font-weight:800;box-shadow:0 8px 25px #0003;z-index:40}footer{padding-bottom:85px}}

/* Palette premium cohérente avec l’accueil : contrastes, reliefs et repères de navigation. */
:focus-visible{outline:3px solid var(--red);outline-offset:4px}
body{-webkit-font-smoothing:antialiased;background:#f9fbf8}
.header{border-bottom:1px solid #e2ebe5;box-shadow:0 8px 32px #09252e0b}
.header .wrap{min-height:90px}
.logo img{height:78px}
.nav a{position:relative;padding:8px 0;transition:color .2s ease}
.nav a::after{content:"";position:absolute;left:0;right:100%;bottom:2px;height:2px;background:var(--red);transition:right .2s ease}
.nav a:hover::after,.nav a:focus-visible::after{right:0}
.btn{min-height:48px;border-radius:12px;box-shadow:0 10px 24px #c6313025;transition:transform .2s ease,background .2s ease}
.btn:hover{transform:translateY(-2px);filter:brightness(.95)}
.btn.light,.btn.outline{box-shadow:none}
.hero{background:radial-gradient(ellipse at 85% 20%,#23525a 0%,transparent 48%),linear-gradient(115deg,#0b2534,#123747)}
.hero h1{letter-spacing:-.06em}
.hero-image{border-radius:22px;border:4px solid #ffffff23;box-shadow:0 25px 58px #001a2566}
.content{background:#fff}
.side-card{background:#e9f4eb;border:1px solid #d5e7da;border-radius:22px;box-shadow:0 15px 35px #0f39420d}
.faq{background:#f2f7f2}
.faq details{border-radius:16px;box-shadow:0 6px 18px #123d4209;transition:border-color .2s ease,box-shadow .2s ease}
.faq details[open]{border-color:#bed9ca;box-shadow:0 12px 26px #123d4213}
.more a{display:block;border-color:#dbe8df;border-radius:17px;box-shadow:0 8px 20px #123d4209;transition:transform .2s ease,box-shadow .2s ease}
.more a:hover{transform:translateY(-3px);box-shadow:0 14px 30px #123d4217}
.bottom-cta{background:linear-gradient(120deg,#102d3a,#255460)}
@media(max-width:580px){.header .wrap{min-height:74px}.logo img{height:66px}.btn{min-height:44px}.hero-image{border-radius:17px}.faq details{padding:19px}.mobile-call{min-height:54px;align-items:center}}
@media(prefers-reduced-motion:reduce){.btn,.nav a,.nav a::after,.faq details,.more a{transition:none}.btn:hover,.more a:hover{transform:none}}

/* Sur mobile, laisser également accès aux prestations et au devis sans devoir revenir en haut de l’accueil. */
@media(max-width:850px){
  .header .wrap{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:0 12px;padding-top:4px;padding-bottom:8px}
  .header .nav{display:flex;grid-column:1/-1;grid-row:2;gap:12px;justify-content:space-between;white-space:nowrap;overflow-x:auto;padding:6px 0 3px;font-size:12px}
  .header .nav a{flex-shrink:0}
}