@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Manrope:wght@400;500;600;700;800&display=swap');:root{--navy:#09294a;--blue:#326eb5;--green:#078341;--ink:#172a3e;--muted:#56687b;--soft:#f2f7f7;--edge:#e2ebef}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.75 'DM Sans',Arial,sans-serif;color:var(--ink);background:#fff}h1,h2,h3,p{margin-top:0}h1,h2,h3{font-family:Manrope,'DM Sans',sans-serif;line-height:1.18;letter-spacing:-.035em}h1{font-size:clamp(2.4rem,5vw,4.8rem)}h2{font-size:clamp(1.85rem,3.2vw,3rem)}h3{font-size:1.18rem}a{color:inherit;text-decoration:none}img{display:block;max-width:100%}.container{width:min(1240px,calc(100% - 44px));margin-inline:auto}.topbar{background:#0d426e;color:#fff;font-size:12px}.topflex{min-height:35px;display:flex;align-items:center;gap:32px;flex-wrap:wrap}.topflex a:hover{text-decoration:underline}.site-head{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:blur(14px);box-shadow:0 2px 18px #102f4710}.head-flex{height:90px;display:flex;align-items:center;justify-content:space-between;gap:28px}.brand{display:flex;align-items:center;gap:10px;flex-shrink:0}.brand img{width:76px;height:73px;object-fit:contain;object-position:center}.brand b{display:block;color:var(--blue);font:800 30px/1 Manrope}.brand small{font-size:9px;font-weight:800;line-height:1.35;text-transform:uppercase;display:block;color:#17324d}.menu{display:flex;align-items:center;gap:clamp(10px,1.5vw,25px)}.menu>a:not(.btn){font-size:14px;font-weight:700;white-space:nowrap;transition:color .2s}.menu>a.active,.menu>a:hover{color:var(--green)}.menu-toggle{display:none;background:none;border:0;color:var(--navy);font-size:24px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:14px;border:0;border-radius:8px;padding:15px 22px;font:800 13px 'DM Sans',Arial;line-height:1.3;transition:transform .25s,box-shadow .25s;cursor:pointer;text-align:center}.btn:hover{transform:translateY(-3px);box-shadow:0 9px 22px #132f3e22}.btn-green{background:var(--green);color:#fff}.btn-blue{background:var(--blue);color:#fff}.btn-white{background:#fff;color:#0d426e}.btn-outline{border:1px solid #ffffffbd;color:#fff}.nav-cta{padding:13px 18px;white-space:nowrap}.home-hero{position:relative;min-height:600px;display:flex;align-items:center;background:linear-gradient(100deg,#052c26e8 0%,#092c36c9 44%,#092c3655 78%,#092c3644 100%),url('/assets/images/ingenieur-hydraulique.jpg') right center/cover no-repeat;color:white;overflow:hidden}.hero-photo{position:absolute;right:0;top:0;width:46%;height:100%;background:url('/assets/images/ingenieur-hydraulique.jpg') center/cover;opacity:.55;mask-image:linear-gradient(to right,transparent,black 48%)}.hero-inner{position:relative;padding-block:85px 95px}.home-hero h1{max-width:760px;margin:18px 0 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#143d4425}.service-card>img{width:100%;height:185px;object-fit:cover}.service-content{position:relative;padding:30px 23px 24px}.service-content h3{color:#0e416a;margin:10px 0}.service-content p{font-size:14px;color:var(--muted);min-height:76px}.service-icon{position:absolute;top:-30px;background:var(--green);border:4px solid #fff;border-radius:50%;color:white;width:52px;height:52px;display:grid;place-items:center}.text-link{font-size:13px;font-weight:800;color:var(--green)}.text-link i{margin-left:7px}.centered{text-align:center;margin-top:38px}.cta{padding:75px 0;background:linear-gradient(100deg,#06553e,#0c4275);color:white}.cta-row{display:flex;align-items:center;justify-content:space-between;gap:40px}.cta h2{max-width:790px;margin-bottom:12px}.cta p{margin:0;color:#e3f5f1}.page-hero{padding:110px 0 90px;background:linear-gradient(100deg,#052b33ec,#103e55c9,#0e416d80),var(--hero-image) center/cover;color:white}.page-hero h1{max-width:850px;margin-bottom:18px}.page-hero p{max-width:730px;font-size:19px}.breadcrumbs{font-size:13px;opacity:.78;margin-top:30px}.breadcrumbs i{font-size:10px;margin:0 10px}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:25px}.value-grid>div{padding:36px 30px;border-radius:15px;background:#fff;border:1px solid var(--edge)}.value-grid i{font-size:30px;color:var(--green);margin-bottom:22px}.value-grid h3{color:var(--navy)}.value-grid p{color:var(--muted);font-size:14px}.checklist{padding:0;margin:25px 0;list-style:none}.checklist li{position:relative;margin:13px 0;padding-left:30px;color:#345064}.checklist li:before{content:'\f058';font-family:'Font Awesome 6 Free';font-weight:900;color:var(--green);position:absolute;left:0}.contact-grid{display:grid;grid-template-columns:390px 1fr;gap:35px;align-items:start}.contact-panel{background:#f1f7f8;border-radius:20px;padding:38px}.contact-panel h2,.form-panel h2{font-size:31px}.contact-panel>p,.form-panel>p{color:var(--muted);font-size:14px}.contact-details>div{display:flex;gap:16px;margin:26px 0}.contact-details i{color:#196db3;font-size:18px;width:21px;margin-top:4px}.contact-details span{font-size:14px;line-height:1.7}.contact-details b,.contact-details a{display:block}.contact-details b{color:var(--navy)}.form-panel{padding:20px 10px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:17px}.form-grid>label{font-size:13px;font-weight:700}.form-grid>label.wide,.form-grid>p,.form-grid>button,.form-grid>div{grid-column:1/-1}.form-grid>div.form-grid>label.wide{grid-column:1/-1}input,select,textarea{width:100%;border:1px solid #cedbe1;border-radius:8px;background:#fff;font:inherit;font-size:14px;padding:13px 15px;margin-top:6px;outline-color:var(--green)}textarea{resize:vertical}.form-note{color:var(--muted);font-size:12px}.foot{background:#092b47;color:#daeaf2;padding:75px 0 0}.foot-grid{display:grid;grid-template-columns:1.3fr 1fr 1.2fr 1.2fr;gap:40px;padding-bottom:55px}.foot-grid h3{color:white;margin-bottom:22px}.foot-grid a{display:block;margin:9px 0;font-size:13px}.foot-grid a:hover{color:#7de8ab}.foot-grid p{font-size:14px;color:#adc4d2}.foot-brand{display:flex!important;align-items:center;gap:12px;font:800 28px Manrope;color:white}.foot-brand img{width:75px;height:75px;object-fit:contain;background:white;border-radius:10px}.foot-bottom{border-top:1px solid #315470;padding:23px 0;display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap;font-size:12px;color:#b5ccdb}.foot-bottom a{text-decoration:underline;color:white}.loader{position:fixed;z-index:999;inset:0;background:white;display:flex;align-items:center;justify-content:center;gap:15px;flex-direction:column;transition:opacity .5s,visibility .5s}.loader img{width:160px;height:160px;object-fit:contain}.loader span{font:800 32px Manrope;color:var(--blue)}.loader.hidden{opacity:0;visibility:hidden;pointer-events:none}@media(max-width:1100px){.brand b{font-size:23px}.brand img{width:60px}.head-flex{height:78px}.menu{gap:10px}.menu>a{font-size:12px!important}.nav-cta{padding:10px}.two-cols{gap:35px}}@media(max-width:820px){.menu-toggle{display:block;cursor:pointer}.menu{display:none;position:absolute;left:0;right:0;top:100%;padding:20px 25px 26px;background:white;box-shadow:0 20px 30px #12344422;flex-direction:column;align-items:stretch;gap:12px}.menu.open{display:flex}.menu>a{font-size:15px!important;padding:8px}.feature-strip{grid-template-columns:repeat(2,1fr)}.feature-strip>div:nth-child(2){border:0}.cards-grid,.value-grid{grid-template-columns:repeat(2,1fr)}.two-cols,.contact-grid{grid-template-columns:1fr}.foot-grid{grid-template-columns:repeat(2,1fr)}.section{padding:70px 0}.cta-row,.section-head{align-items:start;flex-direction:column}.home-hero{min-height:580px}}@media(max-width:560px){.container{width:calc(100% - 32px)}.topflex{gap:5px 15px;padding:8px 0}.topbar{font-size:10px}.brand b{font-size:22px}.brand small{font-size:7px}.brand img{width:57px;height:60px}.head-flex{height:72px}.home-hero{min-height:560px}.hero-inner{padding-block:65px 75px}.home-hero p,.page-hero p{font-size:16px}.button-row{align-items:stretch;flex-direction:column}.feature-strip{grid-template-columns:1fr;margin-top:0}.feature-strip>div{border-right:0;border-bottom:1px solid var(--edge)!important}.feature-strip>div:last-child{border:0!important}.cards-grid,.value-grid,.foot-grid,.form-grid{grid-template-columns:1fr}.form-grid>div.form-grid{grid-column:1}.photo-panel,.photo-panel img{min-height:270px;height:290px}.page-hero{padding:80px 0 65px}.section{padding:60px 0}.contact-panel{padding:23px}.form-panel{padding:10px}.foot{padding-top:55px}}
/* Accès devis WhatsApp : icônes Font Awesome Solid uniquement */
.whatsapp-quote{position:fixed;z-index:70;right:23px;bottom:24px;display:flex;align-items:center;gap:10px;border:2px solid #fff;border-radius:999px;background:#078341;color:white;padding:8px 17px 8px 8px;box-shadow:0 8px 28px #06382155;font-size:13px;font-weight:800;line-height:1.2;transition:transform .2s,box-shadow .2s}
.whatsapp-quote:hover{transform:translateY(-3px);box-shadow:0 12px 32px #06382166;background:#066f39;color:white}
.whatsapp-quote:focus-visible,.contact-whatsapp:focus-visible{outline:3px solid #6bdb9e;outline-offset:3px}
.whatsapp-quote-icon{display:grid;place-items:center;width:40px;height:40px;background:#fff;border-radius:50%;color:#078341;font-size:21px}
.whatsapp-quote-label{white-space:nowrap}
.contact-whatsapp{display:inline-flex;gap:10px;align-items:center;padding:11px 15px;border-radius:9px;background:#078341;color:white;font-weight:700;font-size:13px}
.contact-whatsapp:hover{background:#076d38;color:white}
.form-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.form-actions .btn{flex:1 1 215px}
@media(max-width:560px){.whatsapp-quote{right:13px;bottom:15px;padding:7px 13px 7px 7px;font-size:12px}.whatsapp-quote-icon{width:36px;height:36px;font-size:18px}.foot-bottom{padding-bottom:84px}.form-actions{flex-direction:column;align-items:stretch}.form-actions .btn{flex:auto;width:100%}}
@media(prefers-reduced-motion:reduce){.whatsapp-quote{transition:none}}