:root{--ink:#102331;--orange:#ef6c35;--sand:#f4efe7;--teal:#1d6f73;--white:#fff;--line:#d9e1e3;--shadow:0 18px 55px rgba(16,35,49,.12)}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,Arial,sans-serif;color:var(--ink);background:#f8faf9;line-height:1.65}img{display:block;width:100%;height:auto}a{color:inherit;text-decoration:none}.container{width:min(1180px,92%);margin:auto}.topbar{background:var(--ink);color:#dce7e8;font-size:.9rem}.topbar .container{display:flex;justify-content:space-between;gap:20px;padding:8px 0}.header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}.nav{min-height:82px;display:flex;align-items:center;justify-content:space-between;gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:900;letter-spacing:-.03em}.brand-mark{width:46px;height:46px;border-radius:14px 14px 4px 14px;background:var(--orange);color:#fff;display:grid;place-items:center;font-size:1.5rem;transform:rotate(-3deg)}.brand small{display:block;font-size:.73rem;color:var(--teal);letter-spacing:.08em;text-transform:uppercase}.menu{display:flex;align-items:center;gap:8px}.menu a{padding:10px 13px;border-radius:999px;font-weight:700;font-size:.94rem}.menu a:hover,.menu a.active{background:var(--ink);color:#fff}.menu-toggle{display:none;border:0;background:var(--ink);color:#fff;padding:10px 14px;border-radius:10px;font-weight:800}.hero{position:relative;overflow:hidden;background:linear-gradient(110deg,rgba(16,35,49,.96),rgba(16,35,49,.64)),url('../photos/chantier-01.jpg') center/cover;color:#fff;padding:105px 0 92px}.hero:after{content:'';position:absolute;right:-90px;bottom:-170px;width:430px;height:430px;border:70px solid rgba(239,108,53,.36);border-radius:50%}.hero-grid{position:relative;z-index:1;display:grid;grid-template-columns:1.45fr .65fr;gap:45px;align-items:end}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-weight:900;text-transform:uppercase;letter-spacing:.13em;font-size:.78rem}.hero h1,.page-hero h1{font-size:clamp(2.7rem,6vw,5.6rem);line-height:.98;max-width:900px;margin:18px 0 24px;letter-spacing:-.055em}.hero p{font-size:1.16rem;max-width:690px;color:#e9f0f1}.hero-card{background:rgba(255,255,255,.96);color:var(--ink);padding:28px;border-radius:28px 28px 8px 28px;box-shadow:var(--shadow)}.hero-card strong{font-size:3rem;color:var(--orange)}.hero-card ul{padding-left:20px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:52px;padding:0 22px;border-radius:14px;font-weight:900}.btn-primary{background:var(--orange);color:#fff}.btn-secondary{border:1px solid rgba(255,255,255,.5);color:#fff;background:rgba(255,255,255,.08)}.section{padding:82px 0}.white{background:#fff}.section h2{font-size:clamp(2rem,4vw,3.7rem);line-height:1.05;letter-spacing:-.045em;margin:12px 0 28px}.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.card{background:#fff;border:1px solid var(--line);padding:28px;border-radius:24px 24px 6px 24px;box-shadow:0 10px 30px rgba(16,35,49,.05)}.card h3{font-size:1.35rem;margin:10px 0}.icon{font-size:2rem}.photo-card{padding:0;overflow:hidden}.photo-card img{height:260px;object-fit:cover}.photo-card .body{padding:24px}.split{display:grid;grid-template-columns:1fr 1fr;gap:54px;align-items:center}.split img{height:500px;object-fit:cover;border-radius:36px 8px 36px 8px;box-shadow:var(--shadow)}.gallery{display:grid;grid-template-columns:1.1fr .9fr .9fr;grid-auto-rows:240px;gap:16px}.gallery img{height:100%;object-fit:cover;border-radius:22px}.gallery img:first-child{grid-row:span 2}.navy{background:var(--ink);color:#fff}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.stat{padding:22px;border:1px solid rgba(255,255,255,.15);border-radius:18px}.stat strong{display:block;font-size:2.1rem;color:#66d1cb}.page-hero{background:var(--ink);color:#fff;padding:70px 0 55px}.page-hero p{max-width:720px;color:#d8e3e4;font-size:1.1rem}.feature-list{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}.feature{display:flex;gap:16px;padding:22px;background:#fff;border-radius:18px;border:1px solid var(--line)}.feature b{color:var(--orange)}.process{counter-reset:step;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.process article{counter-increment:step;background:#fff;border-radius:20px;padding:24px;border:1px solid var(--line)}.process article:before{content:'0' counter(step);display:block;color:var(--orange);font-weight:900;font-size:2rem}.cta{display:flex;justify-content:space-between;align-items:center;gap:25px;background:var(--sand);padding:34px;border-radius:28px 8px 28px 8px}.map{overflow:hidden;border-radius:28px;box-shadow:var(--shadow);min-height:430px}.map iframe{width:100%;height:430px;border:0}.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:34px}.contact-box{background:var(--ink);color:#fff;padding:34px;border-radius:28px 8px 28px 8px}.contact-box a{display:block;margin:12px 0;font-weight:800}.footer{background:#0b1821;color:#bdc9cc;padding:55px 0 95px}.footer-grid{display:grid;grid-template-columns:1.2fr .7fr 1fr;gap:35px}.footer h3{color:#fff}.footer a{display:block;margin:7px 0}.credits{font-size:.72rem;opacity:.72;margin-top:24px}.floating-phone{position:fixed;right:20px;bottom:18px;z-index:50;background:var(--orange);color:#fff;padding:15px 20px;border-radius:999px;font-weight:950;box-shadow:0 14px 38px rgba(239,108,53,.38)}
@media(max-width:860px){.topbar .container span:last-child{display:none}.menu-toggle{display:block}.menu{display:none;position:absolute;top:82px;left:4%;right:4%;background:#fff;padding:14px;border-radius:18px;box-shadow:var(--shadow);flex-direction:column;align-items:stretch}.menu.open{display:flex}.hero-grid,.split,.contact-grid{grid-template-columns:1fr}.hero{padding:78px 0}.hero-card{max-width:520px}.grid-3,.stats,.process{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:1fr 1fr;grid-auto-rows:220px}.gallery img:first-child{grid-row:auto;grid-column:span 2}.footer-grid{grid-template-columns:1fr}.cta{align-items:flex-start;flex-direction:column}}
@media(max-width:560px){.grid-3,.stats,.process,.feature-list{grid-template-columns:1fr}.hero h1,.page-hero h1{font-size:2.55rem}.section{padding:62px 0}.gallery{grid-template-columns:1fr}.gallery img:first-child{grid-column:auto}.split img{height:340px}.floating-phone{left:12px;right:12px;text-align:center}.brand span{font-size:.93rem}}