:root{--bg:#141517;--bg2:#1b1d20;--card:#202327;--line:#2e3237;--tx:#eceae6;--mu:#a3a7ad;--red:#e3262d;--red2:#ff4a50;--ok:#3ccf7a;--r:14px;
--rainbow:linear-gradient(90deg,#e3262d,#f28c1b,#f6d02f,#3ccf7a,#2f8ae3,#8a4be3)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--tx);font:16px/1.6 system-ui,-apple-system,"Segoe UI",Roboto,sans-serif}
a{color:inherit}img{max-width:100%}
.wrap{max-width:1180px;margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;color:#000;padding:8px;z-index:99}
/* barre du haut */
.top{background:#0d0e10;font-size:13px;color:var(--mu);border-bottom:1px solid var(--line)}
.top .wrap{display:flex;gap:18px;flex-wrap:wrap;align-items:center;justify-content:space-between;padding-top:7px;padding-bottom:7px}
.top span b{color:var(--tx);font-weight:600}.top a{text-decoration:none}.top a:hover{color:var(--tx)}
/* en-tête */
header{position:sticky;top:0;z-index:50;background:rgba(20,21,23,.92);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
header .wrap{display:flex;align-items:center;gap:20px;height:72px}
.brand{display:flex;align-items:center;gap:12px;text-decoration:none}
.brand img{width:46px;height:46px;border-radius:10px}
.brand b{display:block;font-size:19px;letter-spacing:.3px}
.brand small{display:block;font-size:10.5px;letter-spacing:2.2px;color:var(--mu);font-weight:700}
nav.main{display:flex;gap:4px;margin-left:auto}
nav.main a{text-decoration:none;padding:8px 12px;border-radius:8px;font-size:15px;color:#d5d6d8}
nav.main a:hover{background:var(--card);color:#fff}
.btn{display:inline-flex;align-items:center;gap:8px;justify-content:center;text-decoration:none;font-weight:650;border-radius:10px;padding:13px 20px;border:1px solid var(--line);background:var(--card);color:var(--tx);cursor:pointer;font-size:15.5px;transition:.15s}
.btn:hover{border-color:#4a4f56;transform:translateY(-1px)}
.btn.red{background:var(--red);border-color:var(--red);color:#fff}.btn.red:hover{background:var(--red2)}
.btn.sm{padding:9px 14px;font-size:14px}
.burger{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--tx);border-radius:8px;padding:8px 11px;font-size:18px}
/* héros */
.hero{padding:72px 0 56px;background:linear-gradient(90deg,rgba(20,21,23,.97) 0%,rgba(20,21,23,.88) 45%,rgba(20,21,23,.55) 100%),url(/assets/img/chantiers/sejour-appartement-renove.jpg) center 40%/cover}
.hero .wrap{display:grid;grid-template-columns:1.35fr 1fr;gap:40px;align-items:center}
.kick{display:inline-flex;gap:8px;align-items:center;font-size:13px;font-weight:700;letter-spacing:1.5px;text-transform:uppercase;color:var(--mu)}
.kick:before{content:"";width:28px;height:4px;border-radius:2px;background:var(--rainbow)}
h1{font-size:clamp(32px,5vw,52px);line-height:1.08;margin:14px 0 16px;letter-spacing:-.8px}
h1 em{font-style:normal;color:var(--red2)}
.lead{color:#c7c9cc;font-size:18px;max-width:600px}
.ctas{display:flex;gap:10px;flex-wrap:wrap;margin-top:26px}
.quote{background:var(--card);border:1px solid var(--line);border-radius:18px;padding:26px;position:relative;overflow:hidden}
.quote:before{content:"";position:absolute;inset:0 0 auto 0;height:4px;background:var(--rainbow)}
.quote h2{margin:0 0 6px;font-size:21px}
.stars{color:#f6c343;letter-spacing:2px}
.rating{display:flex;align-items:center;gap:10px;margin:4px 0 16px;color:var(--mu);font-size:14px}
.rating b{color:var(--tx);font-size:22px}
.check{list-style:none;padding:0;margin:0 0 18px}
.check li{padding:6px 0 6px 28px;position:relative;color:#d5d6d8}
.check li:before{content:"✓";position:absolute;left:0;top:6px;width:20px;height:20px;border-radius:50%;background:rgba(60,207,122,.15);color:var(--ok);font-size:12px;display:grid;place-items:center;font-weight:800}
/* sections */
section{padding:64px 0}
.alt{background:var(--bg2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
h2.t{font-size:clamp(26px,3.4vw,36px);margin:0 0 8px;letter-spacing:-.4px}
.sub{color:var(--mu);margin:0 0 30px;max-width:680px}
.grid{display:grid;gap:16px}
.g5{grid-template-columns:repeat(5,1fr)}.g4{grid-template-columns:repeat(4,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--r);padding:22px;text-decoration:none;display:block;transition:.15s}
a.card:hover{border-color:var(--red);transform:translateY(-2px)}
.card .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:rgba(227,38,45,.12);color:var(--red2);margin-bottom:14px}
.card h3{margin:0 0 6px;font-size:17.5px}.card p{margin:0;color:var(--mu);font-size:14.5px}
.card .more{display:inline-block;margin-top:12px;font-weight:650;font-size:14px;color:var(--red2)}
.trust{display:grid;grid-template-columns:1fr 1.3fr;gap:40px;align-items:center}
.trust .big{font-size:clamp(26px,3.4vw,38px);font-weight:800;line-height:1.15;letter-spacing:-.5px}
.trust .big span{background:var(--rainbow);-webkit-background-clip:text;background-clip:text;color:transparent}
.pill{display:inline-block;padding:4px 11px;border-radius:99px;background:var(--card);border:1px solid var(--line);font-size:13px;color:#d5d6d8;margin:3px 4px 3px 0;text-decoration:none}
a.pill:hover{border-color:var(--red)}
.path{padding:28px}.path h3{font-size:22px}
.path ul{margin:12px 0 18px;padding-left:18px;color:#c7c9cc}
/* estimation */
.est{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.opts{display:flex;flex-wrap:wrap;gap:8px;margin:8px 0 18px}
.opt{border:1px solid var(--line);background:var(--card);color:var(--tx);border-radius:10px;padding:10px 14px;cursor:pointer;font-size:14.5px}
.opt[aria-pressed="true"]{border-color:var(--red);background:rgba(227,38,45,.14)}
.lbl{font-weight:700;font-size:14px;letter-spacing:.3px}
/* réalisations */
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:18px}
.gal{display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:340px;gap:12px}
.gal figure{margin:0;position:relative;border-radius:12px;overflow:hidden;background:var(--card);aspect-ratio:3/4;cursor:zoom-in;border:1px solid var(--line)}
.gal figure{aspect-ratio:auto}
.gal figure.wide{grid-column:span 2;aspect-ratio:auto}
.gal img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .4s}
.gal figure:hover img{transform:scale(1.04)}
.gal figcaption{position:absolute;left:0;right:0;bottom:0;padding:24px 12px 10px;font-size:13.5px;font-weight:600;background:linear-gradient(transparent,rgba(0,0,0,.8))}
.gal .tag{position:absolute;top:10px;left:10px;font-size:11.5px;font-weight:700;letter-spacing:.5px;text-transform:uppercase;background:rgba(0,0,0,.6);padding:4px 8px;border-radius:6px}
.lb{position:fixed;inset:0;background:rgba(0,0,0,.92);z-index:100;display:none;align-items:center;justify-content:center;padding:20px}
.lb.on{display:flex}.lb img{max-width:100%;max-height:88vh;border-radius:8px}
.lb button{position:absolute;top:14px;right:16px;background:none;border:0;color:#fff;font-size:34px;cursor:pointer}
/* étapes */
.steps{counter-reset:s}.step{position:relative;padding-top:56px}
.step:before{counter-increment:s;content:counter(s);position:absolute;top:20px;left:22px;font-weight:800;font-size:15px;width:28px;height:28px;border-radius:50%;background:var(--red);display:grid;place-items:center;color:#fff}
/* faq */
details{background:var(--card);border:1px solid var(--line);border-radius:12px;padding:16px 20px;margin-bottom:10px}
summary{cursor:pointer;font-weight:650;list-style:none;display:flex;justify-content:space-between;gap:12px}
summary:after{content:"+";color:var(--red2);font-size:20px;line-height:1}
details[open] summary:after{content:"–"}
details p{color:#c7c9cc;margin:10px 0 0}
/* formulaire */
form .fg{display:grid;grid-template-columns:1fr 1fr;gap:12px}
label{display:block;font-size:13.5px;font-weight:600;color:#d5d6d8}
input,select,textarea{width:100%;margin-top:5px;background:#16181b;border:1px solid var(--line);color:var(--tx);border-radius:10px;padding:12px;font:inherit;font-size:15px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--red);border-color:transparent}
textarea{min-height:120px;resize:vertical}.full{grid-column:1/-1}
.legal{font-size:13px;color:var(--mu);margin-top:10px}
/* pied */
footer{background:#0d0e10;border-top:1px solid var(--line);padding:48px 0 90px;color:var(--mu);font-size:14.5px}
footer .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:28px}
footer h4{color:var(--tx);margin:0 0 10px;font-size:15px}
footer a{display:block;text-decoration:none;padding:3px 0}footer a:hover{color:var(--tx)}
footer .bot{border-top:1px solid var(--line);margin-top:30px;padding-top:18px;display:flex;flex-wrap:wrap;gap:12px;justify-content:space-between}
footer .bot a{display:inline}
.callbar{position:fixed;right:18px;bottom:18px;z-index:60;display:none;gap:8px}
.callbar a{box-shadow:0 8px 24px rgba(0,0,0,.45)}
@media (max-width:980px){
 nav.main{display:none;position:absolute;top:72px;left:0;right:0;background:var(--bg);flex-direction:column;padding:10px 16px;border-bottom:1px solid var(--line)}
 nav.main.open{display:flex}.burger{display:block}header .hdr-call{display:none}
 .hero .wrap,.trust,.est{grid-template-columns:1fr}.gal{grid-template-columns:repeat(2,1fr);grid-auto-rows:260px}.g5{grid-template-columns:repeat(2,1fr)}.g4,.g3{grid-template-columns:1fr 1fr}
 footer .cols{grid-template-columns:1fr 1fr}
}
@media (max-width:600px){
 .wrap{padding:0 16px}.g5,.g4,.g3,.g2,form .fg{grid-template-columns:1fr}.top .hide-m{display:none}
 section{padding:48px 0}.hero{padding:40px 0}.ctas .btn{flex:1 1 100%}
 .callbar{display:flex;left:12px;right:12px;bottom:12px}.callbar a{flex:1}
}
/* pages intérieures */
.crumb{font-size:13.5px;color:var(--mu);padding:12px 0;border-bottom:1px solid var(--line);background:var(--bg2)}
.crumb a{text-decoration:none;color:#c7c9cc}.crumb a:hover{color:#fff}.crumb span{color:var(--tx)}
.hero.phero{padding:64px 0 52px;background:linear-gradient(90deg,rgba(20,21,23,.97) 0%,rgba(20,21,23,.86) 50%,rgba(20,21,23,.6) 100%),var(--hbg) center 45%/cover no-repeat}
.phero h1{max-width:760px}
.prose{max-width:820px}.prose p{color:#c7c9cc;font-size:16.5px}.prose a{color:var(--red2)}
.legalp h1{font-size:34px}.legalp h2{font-size:21px;margin-top:30px}.legalp li{color:#c7c9cc}.legalp .maj{color:var(--mu)}
.plan li{margin:6px 0}.plan a{color:#e9e9e9}.plan ul{margin:6px 0}
.gal3{grid-template-columns:repeat(3,1fr);grid-auto-rows:300px;margin-top:16px}
.g5.steps{grid-template-columns:repeat(5,1fr)}
/* avis */
.badges{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:22px}
.badge{display:flex;flex-direction:column;gap:2px;background:var(--card);border:1px solid var(--line);border-radius:14px;padding:14px 18px;text-decoration:none;min-width:220px}
.badge:hover{border-color:var(--red)}
.badge .bl{font-size:12px;font-weight:700;letter-spacing:1px;text-transform:uppercase;color:var(--mu)}
.badge .bn b{font-size:24px}.badge .bc{font-size:13px;color:var(--mu)}
.avis-list{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.av{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;display:flex;flex-direction:column;gap:8px}
.av .h{display:flex;justify-content:space-between;align-items:center;gap:10px}
.av .who{font-weight:700}.av .dt{font-size:12.5px;color:var(--mu)}
.av p{margin:0;color:#d0d2d5;font-size:14.5px}
.av .rep{border-left:3px solid var(--red);padding:6px 10px;font-size:13.5px;color:var(--mu);background:rgba(255,255,255,.02);border-radius:0 8px 8px 0}
.av .src{font-size:12px;color:var(--mu)}
.av.low{background:transparent}
.av .stars.dim{color:#7a7f86}
@media (max-width:980px){.avis-list,.gal3{grid-template-columns:1fr 1fr}.g5.steps{grid-template-columns:1fr 1fr}}
@media (max-width:600px){.avis-list,.gal3,.g5.steps{grid-template-columns:1fr}.gal3{grid-auto-rows:280px}.badge{flex:1 1 100%}}