@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Playfair+Display:ital,wght@0,500;0,600;1,500&display=swap');

:root{
  --bg:#f5f2eb;
  --paper:rgba(255,255,255,.88);
  --paper-solid:#fffdf9;
  --text:#171512;
  --muted:#6f6960;
  --black:#0a0a09;
  --gold:#b88632;
  --gold2:#d5aa5e;
  --gold-soft:#f5ead5;
  --line:rgba(23,21,18,.14);
  --gold-line:rgba(184,134,50,.35);
  --shadow:0 20px 55px rgba(41,35,27,.08);
  --max:1180px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  color:var(--text);
  font-family:'DM Sans',Arial,sans-serif;
  line-height:1.6;
  background:var(--bg);
  position:relative;
}
body::before{
  content:"";
  position:fixed;
  inset:0;
  z-index:-2;
  background:url('assets/marble.webp') center/cover no-repeat;
  opacity:.42;
  transform:scale(1.03);
}
body::after{
  content:"";
  position:fixed;
  inset:0;
  z-index:-1;
  background:rgba(255,253,249,.72);
  pointer-events:none;
}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%}
.container{width:min(calc(100% - 40px),var(--max));margin:auto}

/* Bandeau logo */
.brand-strip{
  height:178px;
  display:flex;
  align-items:center;
  justify-content:center;
  background:#030303;
  border-bottom:1px solid rgba(213,170,94,.28);
}
.brand-strip a{height:100%;display:flex;align-items:center;justify-content:center}
.brand-strip img{width:300px;max-height:152px;object-fit:contain}

/* Navigation */
.nav-shell{
  position:sticky;
  top:0;
  z-index:20;
  background:rgba(255,253,249,.94);
  backdrop-filter:blur(16px);
  border-bottom:1px solid var(--gold-line);
  box-shadow:0 8px 26px rgba(38,31,22,.05);
}
.nav{min-height:70px;display:flex;align-items:center;justify-content:space-between;gap:28px}
.nav-links{display:flex;gap:30px;align-items:center}
.nav-links a{font-size:.78rem;text-transform:uppercase;letter-spacing:.12em;color:#48433d;font-weight:600}
.nav-links a:hover,.nav-links a.active{color:var(--gold)}
.nav-cta{padding:12px 18px;background:var(--black);border:1px solid var(--black);color:#fff;font-size:.76rem;text-transform:uppercase;letter-spacing:.1em;font-weight:700}
.nav-cta:hover{background:var(--gold);border-color:var(--gold)}
.menu-toggle{display:none;background:#fff;border:1px solid var(--line);color:var(--text);padding:10px 14px}

/* Commun */
.kicker,.eyebrow{color:var(--gold);font-size:.72rem;letter-spacing:.2em;text-transform:uppercase;font-weight:700}
.hero h1,.page-hero h1,.service-hero h1,h2{font-family:'Playfair Display',Georgia,serif;font-weight:500;line-height:1.02}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:30px}
.btn{display:inline-flex;justify-content:center;align-items:center;min-height:48px;padding:0 20px;border:1px solid transparent;font-weight:700;font-size:.76rem;text-transform:uppercase;letter-spacing:.08em;cursor:pointer;transition:.2s}
.btn:hover{transform:translateY(-1px)}
.btn-gold{background:var(--gold);border-color:var(--gold);color:#fff}
.btn-gold:hover{background:#9d7028;border-color:#9d7028}
.btn-dark{background:var(--black);border-color:var(--black);color:#fff}
.btn-dark:hover{background:#26231f}
.btn-outline{border-color:rgba(23,21,18,.32);color:var(--text);background:rgba(255,255,255,.52)}
.btn-outline:hover{border-color:var(--gold);color:var(--gold)}
.text-link{display:inline-block;margin-top:14px;color:var(--gold);font-weight:700;font-size:.86rem}

/* Accueil */
.hero{min-height:700px;position:relative;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--gold-line)}
.hero-media,.hero-shade{position:absolute;inset:0}
.hero-media img{width:100%;height:100%;object-fit:cover}
.hero-shade{
  background:
    linear-gradient(90deg,rgba(255,253,248,.96) 0%,rgba(255,252,246,.90) 34%,rgba(255,252,246,.55) 59%,rgba(255,255,255,.05) 82%),
    linear-gradient(180deg,rgba(255,255,255,.08),rgba(250,246,238,.30));
}
.hero-content{position:relative;z-index:2;padding:95px 0}
.hero h1{font-size:clamp(3.5rem,7vw,6.6rem);max-width:790px;margin:15px 0 24px;color:var(--black)}
.hero h1 em{color:var(--gold);font-weight:500}
.lead{max-width:610px;color:#514c45;font-size:1.05rem}
.area{display:block;margin-top:22px;color:#665f56;font-size:.8rem}

.section{padding:96px 0;border-top:1px solid rgba(23,21,18,.07)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:start}
.section h2{font-size:clamp(2.3rem,4.5vw,4.2rem);margin:8px 0 18px;color:var(--black)}
.copy{max-width:550px;color:var(--muted);font-size:1.02rem}
.section-heading{margin-bottom:34px}
.section-heading h2{margin-bottom:8px}
.section-heading>p:last-child{color:var(--muted);margin:0}

.service-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.service-card{border:1px solid var(--line);background:rgba(255,255,255,.82);overflow:hidden;transition:.25s;box-shadow:0 12px 36px rgba(39,34,27,.05)}
.service-card:hover{transform:translateY(-4px);border-color:var(--gold-line);box-shadow:var(--shadow)}
.service-card img{width:100%;height:210px;object-fit:cover}
.service-card div{padding:18px}
.service-card span{color:var(--gold);font-size:.68rem}
.service-card h3{font-family:'Playfair Display',Georgia,serif;font-size:1.4rem;margin:4px 0 7px;color:var(--black)}
.service-card p{font-size:.78rem;color:var(--muted);margin:0}
.center{text-align:center;margin-top:28px}

.result-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:70px;align-items:center}
.result-grid img{width:100%;max-height:540px;object-fit:cover;border:1px solid var(--gold-line);box-shadow:var(--shadow)}
.result-grid p{color:var(--muted)}

.quote-box{
  border:1px solid var(--gold-line);
  padding:45px;
  display:flex;
  justify-content:space-between;
  align-items:center;
  gap:30px;
  background:rgba(255,255,255,.78);
  box-shadow:var(--shadow);
}
.quote-box h2{font-size:2.7rem;margin:5px 0}
.quote-box p{color:var(--muted);max-width:690px}

/* Pages */
.page-hero{
  padding:105px 0 82px;
  background:rgba(255,255,255,.48);
  border-bottom:1px solid var(--gold-line);
}
.page-hero h1{font-size:clamp(3.4rem,6vw,6rem);margin:10px 0 22px;color:var(--black)}
.page-hero p:last-child{color:var(--muted);max-width:700px}

.service-list{display:grid;gap:48px}
.service-row{display:grid;grid-template-columns:1.05fr .95fr;border:1px solid var(--line);background:rgba(255,255,255,.86);box-shadow:0 14px 42px rgba(37,31,25,.05)}
.service-row.reverse{grid-template-columns:.95fr 1.05fr}
.service-row.reverse img{order:2}
.service-row img{width:100%;height:430px;object-fit:cover}
.service-row>div{padding:55px;display:flex;flex-direction:column;justify-content:center;align-items:flex-start}
.service-row span{color:var(--gold);font-size:.72rem;letter-spacing:.15em}
.service-row h2{font-size:2.7rem;margin:10px 0}
.service-row p{color:var(--muted)}
.service-row strong{font-size:1.15rem;color:var(--gold);margin-top:8px}

.service-hero{height:560px;position:relative;display:flex;align-items:flex-end;overflow:hidden;border-bottom:1px solid var(--gold-line)}
.service-hero>img,.service-overlay{position:absolute;inset:0;width:100%;height:100%}
.service-hero>img{object-fit:cover}
.service-overlay{background:linear-gradient(90deg,rgba(255,253,248,.95) 0%,rgba(255,253,248,.78) 39%,rgba(255,253,248,.17) 72%),linear-gradient(180deg,rgba(255,255,255,.03),rgba(245,240,231,.28))}
.service-hero .container{position:relative;z-index:2;padding-bottom:65px}
.service-hero h1{font-size:clamp(3.5rem,6vw,6rem);margin:8px 0;color:var(--black);max-width:800px}
.service-hero p:last-child{font-size:1.1rem;color:#4f4a43;max-width:670px}

.detail-layout{display:grid;grid-template-columns:1fr 350px;gap:80px}
.detail-lead{color:var(--muted);font-size:1.05rem;max-width:720px}
.clean-list{padding:0;margin:30px 0 0;list-style:none;display:grid;grid-template-columns:1fr 1fr;gap:0}
.clean-list li{padding:15px 0;border-bottom:1px solid var(--line);color:#39352f}
.price-card{border:1px solid var(--gold-line);background:rgba(255,255,255,.90);padding:28px;height:max-content;position:sticky;top:100px;box-shadow:var(--shadow)}
.price-card small{color:var(--muted)}
.price-card strong{display:block;font-family:'Playfair Display',Georgia,serif;font-size:2.5rem;color:var(--gold);margin:5px 0}
.price-card p{color:var(--muted);font-size:.85rem}
.price-card .btn{width:100%;margin-top:8px}
.gallery-3{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery-3 img{width:100%;height:330px;object-fit:cover;border:1px solid var(--gold-line);box-shadow:0 10px 32px rgba(37,31,25,.05)}

.masonry{columns:3 280px;column-gap:14px}
.masonry figure{break-inside:avoid;margin:0 0 14px;border:1px solid var(--line);background:rgba(255,255,255,.88);box-shadow:0 10px 32px rgba(37,31,25,.04)}
.masonry img{width:100%}
.masonry figcaption{padding:12px 14px;color:#625c54;font-size:.8rem}

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:80px;align-items:center}
.about-grid>img{width:100%;height:580px;object-fit:cover;border:1px solid var(--gold-line);box-shadow:var(--shadow)}
.about-grid p{color:var(--muted)}
.area-section{background:rgba(255,255,255,.52)}

/* Formulaire */
.estimator-layout{display:grid;grid-template-columns:minmax(0,1fr) 340px;gap:35px;align-items:start}
.estimator{border:1px solid var(--gold-line);background:rgba(255,255,255,.90);padding:34px;box-shadow:var(--shadow)}
.progress{display:flex;align-items:center;gap:10px;margin-bottom:34px}
.progress span{width:30px;height:30px;border:1px solid var(--line);border-radius:50%;display:grid;place-items:center;color:#8b837a;font-size:.72rem;background:#fff}
.progress span.active{background:var(--black);border-color:var(--black);color:#fff}
.progress i{height:1px;flex:1;background:var(--line)}
.form-step h2{font-size:2.4rem;margin:8px 0 12px}
.form-subtitle{margin:0 0 24px;color:var(--muted);font-size:.86rem}
.choices{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
.choices.four{grid-template-columns:repeat(2,1fr)}
.choices label,.checks label{display:block}
.choices input,.checks input{position:absolute;opacity:0;pointer-events:none}
.choices label span,.checks label span{display:flex;justify-content:space-between;align-items:center;gap:15px;border:1px solid rgba(23,21,18,.14);padding:18px;min-height:62px;cursor:pointer;color:#332f2a;background:rgba(255,255,255,.72);transition:.18s}
.choices label span small,.checks label span small{color:#80786e}
.choices input:focus-visible+span,.checks input:focus-visible+span{outline:2px solid var(--gold);outline-offset:2px}
.choices input:checked+span,.checks input:checked+span{border-color:var(--gold);background:var(--gold-soft);color:#17130f}
.choices input:disabled+span{opacity:.38;cursor:not-allowed;background:#eeeae2}
.checks{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.field{display:grid;gap:8px;color:#4e4942;font-size:.78rem;margin-bottom:14px}
.field input,.field select,.field textarea{width:100%;padding:14px;background:#fff;border:1px solid rgba(23,21,18,.16);color:var(--text);font:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid rgba(184,134,50,.22);border-color:var(--gold)}
.fields.two{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
.form-nav{display:flex;justify-content:space-between;gap:12px;margin-top:28px}
.hint{font-size:.72rem;color:#777067}
.estimate-card{position:sticky;top:100px;border:1px solid #111;background:#0b0b0a;color:#fff;padding:28px;box-shadow:var(--shadow)}
.estimate-card .eyebrow{color:var(--gold2)}
.estimate-card p{color:#d1c9bf;font-size:.84rem}
#estimateDetails p{display:flex;justify-content:space-between;gap:18px;border-bottom:1px solid rgba(255,255,255,.08);padding:9px 0;margin:0}
#estimateDetails p b{font-weight:500}
#estimateDetails p span{color:var(--gold2);white-space:nowrap}
.estimate-total{border-top:1px solid rgba(213,170,94,.34);margin-top:24px;padding-top:18px;display:flex;justify-content:space-between;align-items:flex-end}
.estimate-total span{color:#bdb4a9;font-size:.8rem}
.estimate-total strong{font-family:'Playfair Display',Georgia,serif;color:var(--gold2);font-size:2.5rem}
.estimate-card small{display:block;color:#91887d;margin-top:8px}

/* Footer noir = touche de contraste */
.footer{border-top:1px solid rgba(213,170,94,.35);background:#070706;padding:50px 0 20px;color:#fff}
.footer-top{display:grid;grid-template-columns:1.1fr .8fr 1fr;gap:50px;align-items:center}
.footer-logo{width:190px}
.footer p{color:#aaa195;font-size:.8rem;max-width:360px}
.footer-links{display:grid;gap:8px;color:#c8c0b6;font-size:.82rem}
.footer-links a:hover{color:var(--gold2)}
.footer-actions{display:flex;gap:10px;justify-content:flex-end;flex-wrap:wrap}
.footer .btn-outline{color:#fff;border-color:rgba(255,255,255,.28);background:transparent}
.footer-bottom{border-top:1px solid rgba(255,255,255,.08);margin-top:35px;padding-top:18px;display:flex;justify-content:space-between;color:#777067;font-size:.7rem}
.legal h2{font-size:2rem}.legal p{color:var(--muted)}

@media(max-width:1050px){
  .service-grid{grid-template-columns:repeat(2,1fr)}
  .service-card:last-child{grid-column:span 2}
  .result-grid,.split,.about-grid,.detail-layout,.estimator-layout{grid-template-columns:1fr}
  .price-card,.estimate-card{position:static}
  .service-row,.service-row.reverse{grid-template-columns:1fr}
  .service-row.reverse img{order:0}
  .footer-top{grid-template-columns:1fr 1fr}
  .footer-actions{justify-content:flex-start}
  .nav-links{gap:16px}
  .brand-strip{height:155px}
  .brand-strip img{width:255px}
}

@media(max-width:760px){
  .container{width:min(calc(100% - 26px),var(--max))}
  .brand-strip{height:116px}.brand-strip img{width:188px;max-height:98px}
  .nav{min-height:60px}.menu-toggle{display:block}
  .nav-links{display:none;position:absolute;left:13px;right:13px;top:66px;background:rgba(255,253,249,.98);border:1px solid var(--gold-line);padding:10px;flex-direction:column;align-items:stretch;box-shadow:var(--shadow)}
  .nav-links.open{display:flex}.nav-links a{padding:10px}.nav-cta{font-size:.68rem;padding:10px 12px}
  .hero{min-height:640px}.hero-content{padding:68px 0}.hero h1{font-size:3.45rem}
  .hero-shade{background:linear-gradient(90deg,rgba(255,253,248,.95) 0%,rgba(255,253,248,.82) 66%,rgba(255,253,248,.25) 100%)}
  .section{padding:70px 0}
  .service-grid{grid-template-columns:1fr}.service-card:last-child{grid-column:auto}.service-card img{height:260px}
  .quote-box{padding:28px;align-items:flex-start;flex-direction:column}.quote-box h2{font-size:2.2rem}
  .page-hero{padding:72px 0 58px}.page-hero h1{font-size:3.35rem}
  .service-row>div{padding:30px}.service-row img{height:300px}
  .service-hero{height:470px}.service-hero h1{font-size:3.45rem}.service-overlay{background:linear-gradient(90deg,rgba(255,253,248,.93),rgba(255,253,248,.62))}
  .detail-layout{gap:35px}.clean-list{grid-template-columns:1fr}
  .gallery-3{grid-template-columns:1fr}.gallery-3 img{height:280px}
  .about-grid>img{height:420px}
  .estimator{padding:22px 16px}.choices,.choices.four,.checks,.fields.two{grid-template-columns:1fr}
  .footer-top{grid-template-columns:1fr}.footer-bottom{flex-direction:column;gap:6px}.footer-actions{justify-content:flex-start}
  .masonry{columns:1}.form-step h2{font-size:2rem}
}