:root{--ink:#10161c;--blue:#1e3142;--gold:#c9a66b;--text:#f3f1ed;--muted:#aab0b4}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--ink);color:var(--text);font-family:Arial,Helvetica,sans-serif}a{color:inherit;text-decoration:none}header{height:78px;position:fixed;inset:0 0 auto;z-index:20;display:flex;align-items:center;padding:0 4.5vw;background:rgba(13,19,24,.88);backdrop-filter:blur(12px);border-bottom:1px solid #ffffff18}.brand{display:flex;flex-direction:column;line-height:.9}.brand strong{font-size:27px;letter-spacing:-1px}.brand small{font-size:8px;margin-top:6px}nav{margin:auto;display:flex;gap:28px;font-size:14px;color:#ddd}nav a:hover{color:var(--gold)}.menu{display:none}.btn{display:inline-block;border:1px solid #fff;border-radius:28px;padding:13px 27px;font-weight:700}.gold{background:var(--gold);border-color:var(--gold);color:white}.outline{background:transparent}.top{padding:10px 25px}.hero{min-height:100vh;position:relative;background:url('assets/img-000.jpg') center/cover no-repeat;display:flex;align-items:center;padding:120px 9vw 70px}.shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(16,13,11,.78),rgba(16,13,11,.35))}.heroContent{position:relative;max-width:720px}.eyebrow{letter-spacing:4px;color:var(--gold);font-weight:700;font-size:13px}.hero h1{font-size:clamp(48px,6.2vw,88px);line-height:1.05;margin:22px 0}.hero h1 em{font-weight:400;color:var(--gold)}.lead{font-size:18px;line-height:1.6;max-width:650px}.actions{display:flex;gap:16px;margin-top:28px}.stats{position:absolute;right:4vw;bottom:10vh;z-index:2;display:grid;gap:26px;text-align:right}.stats div{border-right:2px solid var(--gold);padding-right:14px}.stats b{display:block;font-size:26px}.stats span{font-size:10px}.section{padding:110px 9vw}.dark{background:var(--ink)}.blue{background:var(--blue)}h2{font-size:clamp(38px,4vw,58px);line-height:1.1;margin:15px 0 38px}.two{display:grid;grid-template-columns:1fr 1.15fr;gap:8vw}.two>div:first-child p:not(.eyebrow),.intro{color:var(--muted);line-height:1.8;max-width:620px}.values,.cards,.steps,.offers{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.values article,.cards article,.steps article,.offers article{border:1px solid #d8dadd;border-radius:22px;padding:28px}.values h3,.cards h3,.steps h3,.offers h3{font-size:24px;margin:0 0 18px}.values p,.cards p,.steps p,.offers p{color:#c5c8ca;line-height:1.55}.services{grid-template-columns:repeat(3,1fr)}.cards article{position:relative;min-height:210px}.num{position:absolute;right:20px;top:18px;font-size:36px;color:#ffffff45;font-weight:bold}.cards h3{color:var(--gold);font-size:18px}.steps{grid-template-columns:repeat(4,1fr)}.steps article{border-top:2px solid var(--gold);border-radius:0;border-left:0;border-right:0;border-bottom:0}.stepno{color:var(--gold);font-size:12px;letter-spacing:2px}.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.project{min-height:330px;border-radius:16px;overflow:hidden;position:relative;background-size:cover;background-position:center}.project:after{content:"";position:absolute;inset:35% 0 0;background:linear-gradient(transparent,#000b)}.project div{position:absolute;z-index:2;bottom:18px;left:18px}.project small{color:var(--gold)}.project b{display:block;margin-top:5px}.offers{grid-template-columns:repeat(3,1fr);margin-top:45px}.offers article.featured{border-color:var(--gold);transform:translateY(-12px)}.tag{color:var(--gold);font-size:11px;letter-spacing:2px}.offers ul{padding-left:18px;color:#c5c8ca;line-height:1.9}.contact{display:grid;grid-template-columns:1fr 1fr;gap:9vw}.contactInfo{margin-top:50px;display:grid;grid-template-columns:1fr 1fr;gap:10px 35px}.contactInfo p{line-height:1.5}.contactInfo b{color:var(--gold)}form{padding-top:55px}label{display:block;color:var(--gold);font-weight:700;margin-bottom:22px}select,textarea{width:100%;margin-top:10px;background:transparent;color:#fff;border:2px solid #ddd;border-radius:18px;padding:16px;font:inherit}select option{color:#111}textarea{resize:vertical}form small{display:block;color:#aeb6bd;margin-top:12px}footer{padding:35px 5vw;display:flex;justify-content:space-between;align-items:center;color:#9ca4a9}.wa{position:fixed;right:24px;bottom:24px;background:#fff;color:#111;width:52px;height:52px;border-radius:50%;display:grid;place-items:center;font-weight:bold;z-index:30;box-shadow:0 5px 25px #0006}@media(max-width:900px){nav,.top{display:none}.menu{display:block;margin-left:auto;background:none;border:0;color:white;font-size:26px}.hero{padding-left:6vw}.stats{display:none}.two,.contact{grid-template-columns:1fr}.services,.steps,.offers{grid-template-columns:1fr 1fr}.gallery{grid-template-columns:1fr 1fr}.section{padding:90px 6vw}}@media(max-width:600px){header{height:68px}.hero h1{font-size:48px}.lead{font-size:16px}.actions{flex-direction:column;align-items:flex-start}.services,.steps,.offers,.gallery,.values,.contactInfo{grid-template-columns:1fr}.project{min-height:360px}.offers article.featured{transform:none}footer{gap:25px;align-items:flex-start;flex-direction:column}.section{padding:75px 6vw}}
/* Portfolio lightbox */
.project{cursor:zoom-in;transition:transform .25s ease,filter .25s ease}.project:hover{transform:translateY(-3px);filter:brightness(1.05)}
.lightbox{position:fixed;inset:0;z-index:1000;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;padding:34px}.lightbox.open{display:flex}.lightbox img{max-width:94vw;max-height:90vh;object-fit:contain;border-radius:8px;box-shadow:0 20px 70px #000}.lightbox-close{position:absolute;right:28px;top:20px;width:48px;height:48px;border:1px solid #ffffff88;border-radius:50%;background:#1119;color:#fff;font-size:32px;line-height:42px;cursor:pointer}.lightbox-caption{position:absolute;bottom:14px;left:50%;transform:translateX(-50%);color:#fff;background:#0009;padding:8px 14px;border-radius:20px;font-size:14px;white-space:nowrap;max-width:90vw;overflow:hidden;text-overflow:ellipsis}
/* Accompagnements aligned with the PDF */
.offers{align-items:stretch}.offers article{position:relative;padding:28px 22px 24px;display:flex;flex-direction:column;min-height:405px}.offers article.featured{border-color:#fff;transform:none;background:#1e3142}.offers .offer-number{position:absolute;right:20px;top:10px;font-size:36px;color:#ffffff80;font-weight:700}.offers .tag{font-size:26px;letter-spacing:0;color:#fff;font-weight:700;margin-bottom:18px}.offers h3{font-size:16px;color:var(--gold);font-weight:500;margin:0 0 10px}.offers .offer-desc{font-size:15px;line-height:1.35;margin:0 0 8px;color:#c5c8ca}.offers ul{list-style:none;padding:0;margin:4px 0 18px;line-height:1.85}.offers li:before{content:'✓';margin-right:8px;color:#d8dadd}.offers .btn{margin-top:auto;align-self:center;width:86%;text-align:center;padding:10px 18px;background:#ffffff14;border-color:#ffffff55}.offers .most{position:absolute;top:-20px;left:50%;transform:translateX(-50%);background:var(--gold);color:#fff;border-radius:25px;padding:9px 20px;font-weight:700;white-space:nowrap}

/* Theme switcher: sombre / clair */
.theme-toggle{width:42px;height:42px;margin-left:14px;border:1px solid #ffffff88;border-radius:50%;background:transparent;color:#fff;display:grid;place-items:center;cursor:pointer;font-size:19px;transition:.25s ease}
.theme-toggle:hover{border-color:var(--gold);color:var(--gold);transform:rotate(10deg)}
body.light-theme{--ink:#f5f2ec;--blue:#ebe5dc;--text:#17212a;--muted:#59636b;background:var(--ink);color:var(--text)}
body.light-theme header{background:rgba(250,248,244,.9);border-bottom-color:#17212a18}
body.light-theme header nav{color:#39434b}
body.light-theme header .brand,body.light-theme .menu{color:#17212a}
body.light-theme header .top{border-color:#17212a;color:#17212a}
body.light-theme .theme-toggle{border-color:#17212a66;color:#17212a}
body.light-theme .dark{background:#f5f2ec}
body.light-theme .blue{background:#ebe5dc}
body.light-theme .values article,body.light-theme .cards article,body.light-theme .steps article,body.light-theme .offers article{border-color:#7b8388}
body.light-theme .values p,body.light-theme .cards p,body.light-theme .steps p,body.light-theme .offers p,body.light-theme .offers ul{color:#59636b}
body.light-theme .offers article.featured{background:#e1d9cd;border-color:#17212a}
body.light-theme .offers .tag{color:#17212a}
body.light-theme .offers .offer-number{color:#17212a55}
body.light-theme .offers .btn{color:#17212a;border-color:#17212a55;background:#17212a0d}
body.light-theme select,body.light-theme textarea{color:#17212a;border-color:#6d7479}
body.light-theme footer{color:#59636b}
body.light-theme .wa{background:#17212a;color:#fff}
/* Keep hero and photo overlays dark for image readability */
body.light-theme .hero{color:#fff}
body.light-theme .hero .outline{color:#fff;border-color:#fff}
@media(max-width:900px){.theme-toggle{margin-left:auto;margin-right:8px}.menu{margin-left:0}}