:root{--bg:#07090c;--panel:#0c1117;--panel2:#111821;--text:#f7f8fa;--muted:#9aa6b2;--red:#ff2538;--line:#25303b;--max:1240px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:Inter,ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif}a{color:inherit;text-decoration:none}.site-header{height:82px;position:fixed;inset:0 0 auto;z-index:50;display:flex;align-items:center;gap:28px;padding:0 max(24px,calc((100vw - var(--max))/2));background:rgba(5,7,10,.78);backdrop-filter:blur(18px);border-bottom:1px solid rgba(255,255,255,.08)}.brand{width:205px;margin-right:auto}.brand img{width:100%;display:block}.site-header nav{display:flex;gap:28px;font-size:14px}.site-header nav a{color:#d8dde3}.site-header nav a:hover{color:#fff}.menu{display:none}.cta{display:inline-flex;align-items:center;justify-content:center;border:0;border-radius:999px;padding:15px 24px;background:linear-gradient(135deg,#ff2538,#e90024);color:#fff;font-weight:800;box-shadow:0 10px 30px rgba(255,37,56,.2);cursor:pointer}.cta.small{padding:11px 17px;font-size:13px}.ghost{border:1px solid rgba(255,255,255,.32);padding:14px 21px;border-radius:999px;font-weight:700}.hero{position:relative;min-height:760px;display:grid;align-items:end;overflow:hidden}.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center 52%}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,rgba(4,6,9,.94) 0%,rgba(4,6,9,.7) 40%,rgba(4,6,9,.15) 78%),linear-gradient(0deg,rgba(4,6,9,.86) 0%,transparent 42%)}.hero-content{position:relative;z-index:2;width:min(var(--max),calc(100% - 48px));margin:0 auto;padding:180px 0 150px}.eyebrow{display:block;font-size:12px;font-weight:900;letter-spacing:.2em;color:#dfe5eb;margin-bottom:16px}.eyebrow.red{color:var(--red)}h1,h2,h3,p{margin-top:0}.hero h1{font-size:clamp(52px,7vw,92px);line-height:.9;letter-spacing:-.055em;max-width:760px;margin-bottom:26px}.hero h1 em,.projects h2 em{font-style:normal;color:var(--red)}.hero p{max-width:660px;color:#d8dde4;font-size:19px;line-height:1.6}.hero-actions{display:flex;gap:14px;margin-top:30px}.trust{position:absolute;z-index:3;bottom:0;left:0;right:0;display:grid;grid-template-columns:repeat(4,1fr);background:rgba(7,10,14,.88);backdrop-filter:blur(16px);border-top:1px solid rgba(255,255,255,.12);padding:24px max(24px,calc((100vw - var(--max))/2));font-size:13px;font-weight:700;gap:20px}.section,.projects,.about{max-width:var(--max);margin:auto;padding:100px 24px}.section-head{max-width:760px;margin-bottom:40px}.section-head.split{max-width:none;display:flex;justify-content:space-between;align-items:end;gap:60px}.section-head.split>p{max-width:430px}.section-head h2,.about h2,.contact h2{font-size:clamp(38px,5vw,62px);line-height:1;letter-spacing:-.045em;margin-bottom:20px}.section-head p,.about p,.contact p{color:var(--muted);line-height:1.7;font-size:17px}.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.service{background:linear-gradient(180deg,#111821,#0b1016);border:1px solid var(--line);border-radius:18px;overflow:hidden}.service img{width:100%;height:190px;object-fit:cover;display:block}.service div{padding:24px}.service b{font-size:12px;color:var(--red);letter-spacing:.15em}.service h3{font-size:24px;margin:10px 0 12px}.service p{color:var(--muted);line-height:1.55;font-size:14px}.projects{max-width:none;background:#0a0e13;border-top:1px solid #151c24;border-bottom:1px solid #151c24;padding-left:max(24px,calc((100vw - var(--max))/2));padding-right:max(24px,calc((100vw - var(--max))/2))}.filters{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}.filters button{background:#131a22;color:#bcc5cd;border:1px solid #28323d;border-radius:999px;padding:9px 14px;cursor:pointer}.filters button.active,.filters button:hover{background:var(--red);color:white;border-color:var(--red)}.gallery{display:grid;grid-template-columns:repeat(12,1fr);grid-auto-rows:210px;gap:12px}.gallery figure{position:relative;margin:0;overflow:hidden;border-radius:14px;border:1px solid #222d38;background:#111821;cursor:zoom-in}.gallery figure:nth-child(1),.gallery figure:nth-child(6){grid-column:span 6;grid-row:span 2}.gallery figure:not(:nth-child(1)):not(:nth-child(6)){grid-column:span 3}.gallery img{width:100%;height:100%;object-fit:cover;transition:.35s transform}.gallery figure:hover img{transform:scale(1.03)}.gallery figcaption{position:absolute;left:12px;bottom:12px;background:rgba(0,0,0,.7);backdrop-filter:blur(10px);border:1px solid rgba(255,255,255,.14);padding:8px 10px;border-radius:9px;font-size:12px}.gallery figure.hidden{display:none}.gallery-note{color:#7f8b96;font-size:12px;margin-top:14px}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.video-grid video{width:100%;aspect-ratio:9/16;max-height:620px;border:1px solid #2b3743;border-radius:18px;background:#000;object-fit:contain}.about{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}.about-img{height:580px;border-radius:24px;overflow:hidden;border:1px solid var(--line)}.about-img img{width:100%;height:100%;object-fit:cover}.pills{display:flex;flex-wrap:wrap;gap:8px;margin:25px 0 30px}.pills span{border:1px solid #2b3540;border-radius:999px;padding:8px 12px;color:#c6cdd5}.brands{border-top:1px solid #151c24}.brand-list{display:grid;grid-template-columns:repeat(6,1fr);gap:10px;margin:30px 0 18px}.brand-list span{min-height:90px;border:1px solid var(--line);background:#0d1218;border-radius:12px;display:flex;align-items:center;justify-content:center;text-align:center;font-weight:900;font-size:14px}.brands small{color:#68737e}.contact{display:grid;grid-template-columns:1fr 1fr;gap:70px;border-top:1px solid #151c24}.mail-card{display:flex;align-items:center;gap:15px;background:#0e151c;border:1px solid #283440;padding:20px;border-radius:16px;margin-top:28px}.mail-card>span{width:42px;height:42px;display:grid;place-items:center;background:var(--red);border-radius:50%}.mail-card div{display:grid;gap:2px}.mail-card small{color:#7f8b96}.mail-card strong{font-size:17px}.mail-card>b{margin-left:auto}.contact form{display:grid;gap:14px;background:#0c1117;border:1px solid #25303b;border-radius:20px;padding:24px}.contact label{font-size:12px;color:#a8b2bc;display:grid;gap:7px}.contact input,.contact select,.contact textarea{width:100%;background:#080c11;color:#fff;border:1px solid #2c3743;border-radius:10px;padding:13px;font:inherit}.contact textarea{resize:vertical}footer{border-top:1px solid #151c24;max-width:var(--max);margin:auto;padding:34px 24px 44px;display:grid;grid-template-columns:200px 1fr auto;align-items:center;gap:30px;color:#7d8994;font-size:12px}footer img{width:180px}footer div{display:flex;gap:18px;justify-content:center}.lightbox{position:fixed;inset:0;z-index:100;background:rgba(0,0,0,.94);display:none;place-items:center;padding:30px}.lightbox.open{display:grid}.lightbox img{max-width:94vw;max-height:90vh;object-fit:contain;border-radius:12px}.lightbox button{position:absolute;right:25px;top:20px;background:none;border:0;color:white;font-size:42px;cursor:pointer}
@media(max-width:950px){.site-header nav,.site-header>.cta{display:none}.menu{display:block;background:none;border:0;color:#fff;font-size:26px}.site-header.open nav{display:flex;position:absolute;top:82px;left:0;right:0;background:#080b0f;padding:24px;flex-direction:column}.trust{grid-template-columns:repeat(2,1fr)}.cards{grid-template-columns:repeat(2,1fr)}.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:220px}.gallery figure,.gallery figure:nth-child(1),.gallery figure:nth-child(6),.gallery figure:not(:nth-child(1)):not(:nth-child(6)){grid-column:span 1;grid-row:span 1}.video-grid{grid-template-columns:1fr}.video-grid video{max-height:680px}.about,.contact{grid-template-columns:1fr}.brand-list{grid-template-columns:repeat(3,1fr)}footer{grid-template-columns:1fr;text-align:center}footer img{margin:auto}footer div{flex-wrap:wrap}}
@media(max-width:600px){.site-header{height:70px;padding:0 18px}.brand{width:170px}.site-header.open nav{top:70px}.hero{min-height:720px}.hero-content{padding:150px 0 180px;width:calc(100% - 36px)}.hero h1{font-size:54px}.hero p{font-size:16px}.hero-actions{flex-direction:column;align-items:flex-start}.trust{padding:18px;grid-template-columns:1fr 1fr;font-size:11px}.section,.projects,.about{padding:75px 18px}.section-head.split{display:block}.cards{grid-template-columns:1fr}.gallery{grid-template-columns:1fr;grid-auto-rows:300px}.brand-list{grid-template-columns:repeat(2,1fr)}.mail-card strong{font-size:14px}.about-img{height:430px}}
/* V14: galerie sans légendes, davantage de réalisations, vidéos terrain */
.gallery{grid-template-columns:repeat(4,1fr);grid-auto-rows:300px}.gallery figure,.gallery figure:nth-child(1),.gallery figure:nth-child(6),.gallery figure:not(:nth-child(1)):not(:nth-child(6)){grid-column:span 1;grid-row:span 1}.gallery figure:nth-child(1),.gallery figure:nth-child(8),.gallery figure:nth-child(15){grid-column:span 2}.gallery figcaption{display:none}.gallery img{object-position:center}.video-grid video{background:#050608;box-shadow:0 20px 50px rgba(0,0,0,.28)}
@media(max-width:950px){.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:300px}.gallery figure:nth-child(1),.gallery figure:nth-child(8),.gallery figure:nth-child(15){grid-column:span 1}}
@media(max-width:600px){.gallery{grid-template-columns:repeat(2,1fr);grid-auto-rows:220px}.gallery figure:nth-child(5n+1){grid-column:span 2;grid-row:span 2}}
/* V14.1 additions */
.why{border-top:1px solid #151c24}.why-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:30px}.why-card{padding:24px;border:1px solid var(--line);background:linear-gradient(180deg,#101720,#0b1016);border-radius:16px}.why-card strong{display:block;font-size:18px;margin-bottom:8px}.why-card p{font-size:14px;color:var(--muted);line-height:1.55;margin:0}.zone{max-width:none;background:#0a0e13;border-top:1px solid #151c24;border-bottom:1px solid #151c24;padding-left:max(24px,calc((100vw - var(--max))/2));padding-right:max(24px,calc((100vw - var(--max))/2));display:grid;grid-template-columns:.9fr 1.1fr;gap:70px;align-items:center}.map-card{min-height:480px;border:1px solid var(--line);border-radius:24px;background:radial-gradient(circle at 72% 28%,rgba(255,37,56,.15),transparent 30%),#0d1218;display:grid;place-items:center;padding:30px}.fr-map{width:min(100%,470px);height:auto}.france-shape{fill:#1b242e;stroke:#56616c;stroke-width:3}.grand-est{fill:#ff2538;stroke:#ff6a77;stroke-width:2}.lux{fill:#fff;stroke:#ff2538;stroke-width:4}.map-label{font-weight:900;fill:#fff;font-size:18px}.map-sub{fill:#aeb7c0;font-size:13px}.legal-page{max-width:900px;margin:auto;padding:140px 24px 90px}.legal-page h1{font-size:clamp(42px,6vw,68px);letter-spacing:-.04em}.legal-page h2{margin-top:38px;font-size:24px}.legal-page p,.legal-page li{color:#b3bdc7;line-height:1.75}.legal-page a{color:#fff;text-decoration:underline}.legal-back{display:inline-block;margin-bottom:35px;color:#fff}.legal-note{padding:16px 18px;border:1px solid #3b4652;border-radius:12px;background:#0e141b;color:#9ba7b2}.service img{image-rendering:auto}.sticky-mail{display:none}
@media(max-width:950px){.why-grid{grid-template-columns:repeat(2,1fr)}.zone{grid-template-columns:1fr}.map-card{min-height:380px}}
@media(max-width:600px){.why-grid{grid-template-columns:1fr}.zone{padding:75px 18px}.map-card{min-height:320px;padding:14px}.sticky-mail{display:flex;position:fixed;right:16px;bottom:16px;z-index:45;width:54px;height:54px;border-radius:50%;align-items:center;justify-content:center;background:var(--red);box-shadow:0 10px 30px rgba(0,0,0,.4);font-size:22px}}
/* V15 — carte réelle + galerie diversifiée */
.zone{align-items:center}.zone-copy p{max-width:480px}.map-legend{display:grid;gap:12px;margin-top:26px}.map-legend>div{display:flex;align-items:flex-start;gap:12px}.map-legend span{display:grid;gap:2px}.map-legend small{color:var(--muted);line-height:1.35}.swatch{width:18px;height:18px;border-radius:4px;display:block;flex:0 0 18px;margin-top:2px;border:1px solid rgba(255,255,255,.16)}.swatch.near{background:#e1252d}.swatch.ge{background:#8f252b}.swatch.luxembourg{background:#8b4aa3}.swatch.france{background:#343b43}.real-map{padding:0;overflow:hidden;position:relative;min-height:520px;background:#0d1116}.real-map #coverage-map{width:100%;height:520px;background:#0d1116}.real-map .leaflet-container{background:#0d1116}.real-map .leaflet-pane svg{filter:drop-shadow(0 8px 20px rgba(0,0,0,.22))}.map-fallback{position:absolute;inset:0;display:grid;place-items:center;color:#8c96a3}.city-pin span{display:block;width:14px;height:14px;border:3px solid white;border-radius:50% 50% 50% 0;background:#e1252d;transform:rotate(-45deg);box-shadow:0 2px 8px #000}.city-label{background:#0b0e12!important;border:1px solid rgba(255,255,255,.18)!important;color:white!important;font-weight:800!important;box-shadow:none!important;padding:4px 7px!important}.city-label:before{display:none!important}
@media(max-width:850px){.real-map,.real-map #coverage-map{min-height:430px;height:430px}.map-legend small{font-size:12px}}
.brand-list span{padding:14px;background:#fff}.brand-list img{display:block;width:100%;height:58px;object-fit:contain}.leaflet-tooltip.city-label{white-space:nowrap}.real-map{box-shadow:inset 0 0 0 1px rgba(255,255,255,.02)}