/* =========================================================
   SERGIO RENOV — Entreprise générale de bâtiment, Paris 13
   Rénovation tous corps d'état · Au service de vos projets
   Palette dérivée du logo : bleu → indigo
   Titres : DM Sans (resserré) · Texte : Manrope
   ========================================================= */

@font-face{font-family:'DM Sans';src:url('../fonts/dmsans-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:'DM Sans';src:url('../fonts/dmsans-700.woff2') format('woff2');font-weight:700;font-style:normal;font-display:swap}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-400.woff2') format('woff2');font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:'Manrope';src:url('../fonts/manrope-600.woff2') format('woff2');font-weight:600;font-style:normal;font-display:swap}

:root{
  --ink:#1f2742;
  --navy:#222a44;
  --brand:#3d57a8;
  --brand-2:#5a9bd4;
  --brand-deep:#2c3f80;
  --grad:linear-gradient(135deg,#3d57a8 0%,#5a9bd4 100%);
  --tint:#eaf0fa;
  --paper:#f4f6fb;
  --paper-2:#e9eef7;
  --line:#dbe2ef;
  --white:#fff;
  --muted:#5e6781;
  --star:#f5a623;
  --shadow:0 20px 46px -24px rgba(28,40,80,.5);
  --maxw:1200px;
  --r:10px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Manrope',system-ui,-apple-system,'Segoe UI',Roboto,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px;-webkit-font-smoothing:antialiased}
h1,h2,h3,h4{font-family:'DM Sans','Manrope',sans-serif;font-weight:700;line-height:1.06;letter-spacing:-.035em;color:var(--ink);margin:0 0 .5em}
h2{font-size:clamp(1.8rem,3.8vw,2.8rem)}
h3{font-size:1.2rem;letter-spacing:-.025em}
p{margin:0 0 1rem}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
ul{margin:0;padding:0}

.container{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 24px}
.section{padding:88px 0}
.section--tight{padding:56px 0}
.bg-paper2{background:var(--paper-2)}
.bg-navy{background:var(--navy);color:#dfe5f2}
.bg-navy h2,.bg-navy h3{color:#fff}

.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.78rem;letter-spacing:.04em;text-transform:uppercase;color:var(--brand);margin-bottom:14px}
.eyebrow::before{content:"";width:26px;height:3px;border-radius:3px;background:var(--grad)}
.bg-navy .eyebrow{color:#8fb4e6}
.lead{font-size:1.13rem;color:#41496a;max-width:62ch}
.bg-navy .lead{color:#c2cae0}

.btn{display:inline-flex;align-items:center;gap:10px;font-family:'DM Sans',sans-serif;font-weight:700;letter-spacing:-.01em;font-size:.97rem;padding:15px 28px;border-radius:999px;border:2px solid transparent;cursor:pointer;transition:.18s ease;text-decoration:none;line-height:1;min-height:50px}
.btn:hover{text-decoration:none;transform:translateY(-2px)}
.btn--grad{background:var(--grad);color:#fff;box-shadow:0 14px 26px -14px rgba(61,87,168,.8)}
.btn--solid{background:var(--brand);color:#fff;border-color:var(--brand)}
.btn--ghost{background:transparent;color:var(--ink);border-color:#c9d3e6}
.btn--ghost:hover{border-color:var(--brand);color:var(--brand)}
.btn--light{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn--light:hover{background:#fff;color:var(--navy)}

.skip-link{position:absolute;left:-999px;top:0;background:var(--navy);color:#fff;padding:12px 18px;z-index:300}
.skip-link:focus{left:8px;top:8px}

/* Header */
.site-header{position:fixed;top:0;left:0;right:0;z-index:100;transition:.25s;border-bottom:1px solid transparent}
.site-header .inner{display:flex;align-items:center;justify-content:space-between;gap:24px;height:80px}
.brand img{height:50px;width:auto;display:block}
.brand .logo-blanc{display:none}
.site-nav ul{display:flex;align-items:center;gap:28px;list-style:none}
.site-nav a{font-family:'DM Sans',sans-serif;font-weight:600;font-size:.95rem;letter-spacing:-.01em;color:var(--ink);text-decoration:none;padding:6px 0;position:relative}
.site-nav a::after{content:"";position:absolute;left:0;right:100%;bottom:-2px;height:2px;background:var(--grad);transition:right .22s ease}
.site-nav a:hover::after,.site-nav a[aria-current="page"]::after{right:0}
.header-cta{display:flex;align-items:center;gap:18px}
.header-phone{display:inline-flex;align-items:center;gap:8px;font-family:'DM Sans',sans-serif;font-weight:700;color:var(--ink);font-size:.95rem;white-space:nowrap}
.header-phone svg{width:18px;height:18px;fill:var(--brand)}
.site-header.over-hero{background:transparent}
.site-header.over-hero .site-nav a,.site-header.over-hero .header-phone{color:#fff}
.site-header.over-hero .brand .logo-blanc{display:block}
.site-header.over-hero .brand .logo-color{display:none}
.site-header.over-hero .site-nav a::after{background:#8fb4e6}
.site-header.solid{background:rgba(244,246,251,.96);backdrop-filter:saturate(1.1) blur(6px);border-bottom-color:var(--line);box-shadow:0 6px 24px -18px rgba(0,0,0,.4)}
.nav-toggle{display:none;background:none;border:0;width:46px;height:46px;cursor:pointer;align-items:center;justify-content:center}
.nav-toggle span,.nav-toggle span::before,.nav-toggle span::after{content:"";display:block;width:24px;height:2px;background:var(--ink);position:relative;transition:.2s}
.nav-toggle span::before{position:absolute;top:-7px}
.nav-toggle span::after{position:absolute;top:7px}
.over-hero .nav-toggle span,.over-hero .nav-toggle span::before,.over-hero .nav-toggle span::after{background:#fff}
.nav-close{display:none;position:absolute;top:16px;right:18px;width:44px;height:44px;border:0;background:none;color:var(--ink);font-size:2.1rem;line-height:1;cursor:pointer;border-radius:50%}
.nav-close:hover{background:var(--paper-2)}

/* Masthead (projets-led, pas de hero photo) */
.masthead{position:relative;color:#fff;overflow:hidden;background:radial-gradient(120% 120% at 80% 0%,#33438a 0%,#222a44 55%)}
.masthead::after{content:"";position:absolute;right:-10%;top:-30%;width:640px;height:640px;border-radius:50%;background:radial-gradient(circle,rgba(90,155,212,.45),transparent 65%);z-index:0}
.masthead .container{position:relative;z-index:1}
.masthead__inner{padding:140px 0 60px;display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center}
.masthead h1{color:#fff;font-size:clamp(2.3rem,5.4vw,3.9rem);margin-bottom:18px}
.masthead h1 em{font-style:normal;background:linear-gradient(90deg,#8fb4e6,#bcd3f0);-webkit-background-clip:text;background-clip:text;color:transparent}
.masthead__sub{font-size:1.18rem;color:#cbd3e8;max-width:52ch;margin-bottom:30px}
.masthead__cta{display:flex;flex-wrap:wrap;gap:14px;align-items:center}
.masthead__stats{margin-top:34px;display:flex;flex-wrap:wrap;gap:22px 38px;border-top:1px solid rgba(255,255,255,.16);padding-top:24px}
.masthead__stats .n{font-family:'DM Sans',sans-serif;font-weight:700;font-size:1.7rem;color:#fff;line-height:1;display:block}
.masthead__stats .l{font-size:.85rem;color:#aeb8d6}
/* collage projets dans le masthead */
.collage{display:grid;grid-template-columns:1fr 1fr;grid-template-rows:repeat(2,minmax(0,1fr));gap:14px;aspect-ratio:1/1}
.collage figure{margin:0;border-radius:var(--r);overflow:hidden;position:relative;box-shadow:var(--shadow)}
.collage figure:first-child{grid-row:span 2}
.collage img{width:100%;height:100%;object-fit:cover}
.collage figcaption{position:absolute;left:12px;bottom:10px;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.78rem;color:#fff;background:rgba(20,26,46,.6);padding:5px 10px;border-radius:999px;backdrop-filter:blur(3px)}

/* étoiles bandeau confiance */
.trust{display:flex;flex-wrap:wrap;gap:14px 30px;align-items:center;justify-content:center;text-align:center}
.trust .stars{color:var(--star);letter-spacing:2px;font-size:1.1rem}
.trust strong{font-family:'DM Sans',sans-serif}

/* Réalisations */
.proj-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.proj{position:relative;border-radius:var(--r);overflow:hidden;cursor:pointer;background:#dde;aspect-ratio:4/3;border:0;padding:0;width:100%;text-align:left;display:block}
.proj img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.proj:hover img,.proj:focus-visible img{transform:scale(1.06)}
.proj__overlay{position:absolute;inset:0;display:flex;flex-direction:column;justify-content:flex-end;padding:18px;background:linear-gradient(0deg,rgba(20,26,46,.82),rgba(20,26,46,.1) 55%,transparent);color:#fff}
.proj__cat{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:#9cc1ec}
.proj__title{font-family:'DM Sans',sans-serif;font-weight:700;font-size:1.05rem;letter-spacing:-.02em;margin-top:3px}
.proj--soon{display:flex;align-items:center;justify-content:center;background:repeating-linear-gradient(135deg,#eef2fa,#eef2fa 14px,#e7edf7 14px,#e7edf7 28px);border:2px dashed #c4d0e6;cursor:default}
.proj--soon span{font-family:'DM Sans',sans-serif;font-weight:700;color:#8893b4;text-align:center;padding:0 16px}

/* Services */
.svc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.svc-card{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.svc-card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7d4ec}
.svc-card__img{aspect-ratio:16/10;overflow:hidden}
.svc-card__img img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.svc-card:hover .svc-card__img img{transform:scale(1.06)}
.svc-card__b{padding:20px 22px 24px}
.svc-card h3{margin:0 0 6px}
.svc-card p{margin:0;color:#586187;font-size:.96rem}
.svc-card__num{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.8rem;color:var(--brand);letter-spacing:.04em}

/* Split */
.split{display:grid;grid-template-columns:1.02fr .98fr;gap:56px;align-items:center}
.split--reverse .split__media{order:2}
.split__media{position:relative}
.split__media img{width:100%;border-radius:var(--r);box-shadow:var(--shadow)}
.checklist{list-style:none;margin:18px 0 26px}
.checklist li{position:relative;padding:8px 0 8px 34px;border-bottom:1px solid var(--line)}
.checklist li::before{content:"";position:absolute;left:3px;top:13px;width:18px;height:18px;border-radius:50%;background:var(--grad)}
.checklist li::after{content:"";position:absolute;left:9px;top:18px;width:6px;height:3px;border-left:2px solid #fff;border-bottom:2px solid #fff;transform:rotate(-45deg)}

/* Stats band */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.stats .item{padding:26px 14px;background:#26305280;background:#293463;border:1px solid #34407a;border-radius:var(--r)}
.stats .n{font-family:'DM Sans',sans-serif;font-weight:700;font-size:2.4rem;line-height:1;background:linear-gradient(90deg,#8fb4e6,#cfe0f4);-webkit-background-clip:text;background-clip:text;color:transparent}
.stats .l{font-size:.92rem;color:#c2cae0;margin-top:6px}

/* Avis (testimonials) */
.avis-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.avis{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:24px;display:flex;flex-direction:column;gap:12px}
.avis .stars{color:var(--star);letter-spacing:2px}
.avis p{margin:0;color:#3f4768;font-size:.98rem}
.avis__who{display:flex;align-items:center;gap:12px;margin-top:auto;padding-top:8px}
.avis__av{width:42px;height:42px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-family:'DM Sans',sans-serif;font-weight:700;flex:0 0 auto}
.avis__n{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.95rem;letter-spacing:-.01em}
.avis__d{font-size:.82rem;color:var(--muted)}
.avis__src{display:inline-flex;align-items:center;gap:6px;font-size:.8rem;color:var(--muted)}

/* Siège */
.siege{display:grid;grid-template-columns:1.05fr .95fr;gap:48px;align-items:stretch}
.siege__media img{width:100%;height:100%;object-fit:cover;border-radius:var(--r);box-shadow:var(--shadow)}
.siege__info{display:flex;flex-direction:column;justify-content:center}
.info-card{display:flex;gap:16px;padding:16px 0;border-bottom:1px solid var(--line)}
.info-card .ico{flex:0 0 46px;height:46px;border-radius:12px;background:var(--tint);display:flex;align-items:center;justify-content:center}
.info-card .ico svg{width:22px;height:22px;fill:var(--brand)}
.info-card h3{font-size:1rem;margin:0 0 2px}
.info-card a,.info-card span{color:#4a5273}

/* Méthode steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;counter-reset:step}
.step{padding:26px;background:#fff;border:1px solid var(--line);border-radius:var(--r);position:relative}
.step::before{counter-increment:step;content:"0" counter(step);font-family:'DM Sans',sans-serif;font-weight:700;font-size:2.2rem;color:var(--tint);position:absolute;top:14px;right:18px}
.bg-navy .step{background:#293463;border-color:#34407a}
.bg-navy .step::before{color:#33407a}
.step h3{font-size:1.05rem}
.step p{font-size:.93rem;color:#586187;margin:0}
.bg-navy .step p{color:#c2cae0}

.cta-band{display:flex;align-items:center;justify-content:space-between;gap:30px;flex-wrap:wrap}
.cta-band h2{margin:0;color:#fff;max-width:20ch}
.cta-band .sub{color:#c2cae0;margin:8px 0 0}

.pagehead{position:relative;color:#fff;padding:150px 0 64px;overflow:hidden;background:radial-gradient(120% 130% at 85% 0%,#33438a,#222a44 60%)}
.pagehead h1{color:#fff;font-size:clamp(2rem,5vw,3.2rem)}
.breadcrumb{font-size:.85rem;color:#aeb8d6;margin-top:8px}
.breadcrumb a{color:#9cc1ec}

/* Contact form */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px}
form .field{margin-bottom:18px}
form label{display:block;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.9rem;margin-bottom:6px}
form input,form textarea{width:100%;padding:14px 15px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;color:var(--ink)}
form input:focus,form textarea:focus{outline:2px solid var(--brand);border-color:var(--brand)}
form textarea{min-height:140px;resize:vertical}
.consent{display:flex;gap:10px;align-items:flex-start;font-size:.88rem;color:#586187}
.consent input{width:auto;margin-top:4px;flex:0 0 auto}
.hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.form-alert{padding:13px 16px;border-radius:10px;margin-bottom:18px;font-size:.95rem}
.form-alert--err{background:#fbe9e7;color:#8a2a20;border:1px solid #e8b4ad}

/* Footer */
.site-footer{background:#1a2138;color:#aeb6cf;padding:64px 0 28px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}
.site-footer h4{color:#fff;font-family:'DM Sans',sans-serif;font-size:.95rem;letter-spacing:.02em;text-transform:uppercase;margin:0 0 16px}
.site-footer a{color:#aeb6cf}
.site-footer a:hover{color:#9cc1ec}
.footer-links{list-style:none}
.footer-links li{margin-bottom:9px}
.footer-brand img{height:56px;width:auto;margin-bottom:16px}
.footer-brand p{font-size:.92rem;color:#8b93b2;max-width:34ch}
.footer-bottom{border-top:1px solid #2b3354;margin-top:44px;padding-top:22px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;font-size:.85rem;color:#79839f}

.wa-float{position:fixed;right:20px;bottom:20px;z-index:90;width:58px;height:58px;border-radius:50%;background:#25d366;display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px -8px rgba(0,0,0,.5);transition:.2s}
.wa-float:hover{transform:scale(1.07)}
.wa-float svg{width:32px;height:32px;fill:#fff}

#cookie-banner{position:fixed;left:16px;right:16px;bottom:16px;z-index:120;max-width:520px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:18px 20px}
#cookie-banner p{font-size:.9rem;margin:0 0 12px;color:#41496a}
#cookie-banner .row{display:flex;gap:10px;flex-wrap:wrap}
#cookie-banner button{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.88rem;padding:10px 16px;border-radius:999px;cursor:pointer;border:2px solid var(--navy)}
#cookie-accept{background:var(--brand);border-color:var(--brand);color:#fff}
#cookie-decline{background:#fff;color:var(--navy)}

.lb{position:fixed;inset:0;z-index:200;background:rgba(16,20,36,.95);display:none;align-items:center;justify-content:center}
.lb.open{display:flex}
.lb img{max-width:90vw;max-height:82vh;border-radius:8px;box-shadow:var(--shadow)}
.lb__cap{position:absolute;bottom:26px;left:0;right:0;text-align:center;color:#eee;font-size:.9rem}
.lb__btn{position:absolute;top:50%;transform:translateY(-50%);background:rgba(255,255,255,.12);border:0;color:#fff;width:54px;height:54px;border-radius:50%;font-size:1.6rem;cursor:pointer;transition:.2s}
.lb__btn:hover{background:var(--brand)}
.lb__prev{left:18px}.lb__next{right:18px}
.lb__close{position:absolute;top:18px;right:18px;background:rgba(255,255,255,.12);border:0;color:#fff;width:48px;height:48px;border-radius:50%;font-size:1.3rem;cursor:pointer}
.lb__close:hover{background:var(--brand)}

.prose{max-width:760px}
.prose h2{font-size:1.5rem;margin-top:2em}
.prose p,.prose li{color:#41496a}
.prose ul{padding-left:1.2em;margin-bottom:1rem}
.prose li{margin-bottom:.4em}
.prose .muted-note{background:var(--paper-2);border-left:3px solid var(--brand);padding:12px 16px;font-size:.92rem;border-radius:0 8px 8px 0}

.reveal{opacity:0;transform:translateY(22px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
.center{text-align:center}.mx-auto{margin-left:auto;margin-right:auto}

/* Intro de page (remplace le hero) — bandeau sobre sous le header fixe */
.section--top{padding-top:130px}
.intro{display:flex;align-items:flex-end;justify-content:space-between;gap:30px;flex-wrap:wrap;margin-bottom:38px}
.intro h1{font-size:clamp(2rem,4.6vw,3.1rem);margin:0}
.intro__lead{max-width:46ch;color:#41496a;margin:0}

/* Cartes projets (avec état placeholder pour les chantiers à venir) */
.work-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.work{background:#fff;border:1px solid var(--line);border-radius:var(--r);overflow:hidden;display:flex;flex-direction:column;transition:.2s}
.work:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:#c7d4ec}
.work__media{position:relative;aspect-ratio:4/3;overflow:hidden}
.work__media img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.work:hover .work__media img{transform:scale(1.05)}
.work__media--ph{background:repeating-linear-gradient(135deg,#eef2fa,#eef2fa 16px,#e8eef8 16px,#e8eef8 32px);display:flex;align-items:center;justify-content:center}
.work__ph{font-family:'DM Sans',sans-serif;font-weight:700;color:#9aa6c6;font-size:.92rem;text-align:center;padding:0 18px;letter-spacing:.01em}
.work__num{position:absolute;top:12px;left:12px;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.78rem;color:#fff;background:var(--grad);padding:5px 11px;border-radius:999px}
.work__body{padding:18px 20px 22px}
.work__cat{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:var(--brand)}
.work__body h3{margin:4px 0 6px;font-size:1.1rem}
.work__body p{margin:0;color:#586187;font-size:.95rem}
button.work{font:inherit;text-align:left;width:100%;cursor:pointer}
.work-grid--showcase{grid-template-columns:repeat(2,1fr)}
.work__count{position:absolute;top:12px;right:12px;z-index:2;display:inline-flex;align-items:center;gap:6px;background:rgba(20,26,46,.74);color:#fff;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.74rem;padding:6px 12px;border-radius:999px;backdrop-filter:blur(3px)}
.work__count svg{width:14px;height:14px;fill:#fff}
.work__media::after{content:"Voir le projet";position:absolute;inset:0;display:flex;align-items:center;justify-content:center;background:rgba(31,39,66,.42);color:#fff;font-family:'DM Sans',sans-serif;font-weight:700;font-size:1rem;letter-spacing:-.01em;opacity:0;transition:opacity .2s}
.work:hover .work__media::after,.work:focus-visible .work__media::after{opacity:1}
@media (max-width:760px){.work-grid--showcase{grid-template-columns:1fr}}

/* Partenaires (architectes d'intérieur) */
.partners{display:grid;grid-template-columns:repeat(2,1fr);gap:20px;margin-top:30px}
.partner{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:22px 24px;display:flex;gap:16px;align-items:center;transition:.2s}
.partner:hover{box-shadow:var(--shadow);border-color:#c7d4ec}
.partner__av{width:54px;height:54px;border-radius:50%;background:var(--grad);color:#fff;display:flex;align-items:center;justify-content:center;font-family:'DM Sans',sans-serif;font-weight:700;font-size:1.1rem;flex:0 0 auto}
.partner h3{margin:0 0 1px;font-size:1.1rem}
.partner .role{color:var(--muted);font-size:.88rem;margin:0 0 6px}
.partner a{font-family:'DM Sans',sans-serif;font-weight:700;font-size:.98rem}
@media(max-width:760px){.partners{grid-template-columns:1fr}}

/* Galerie bureau */
.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.gallery .g{position:relative;border:0;padding:0;cursor:pointer;border-radius:var(--r);overflow:hidden;aspect-ratio:1/1;background:#dde}
.gallery .g:first-child{grid-column:span 2;grid-row:span 2;aspect-ratio:auto}
.gallery .g img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.gallery .g:hover img,.gallery .g:focus-visible img{transform:scale(1.05)}
.svc-card__img img,.gallery .g img,.work__media img,.collage img{pointer-events:none}
.svc-card[data-gallery]{cursor:pointer}
.svc-card__more{display:inline-block;margin-top:12px;font-family:'DM Sans',sans-serif;font-weight:700;font-size:.85rem;color:#33438a}
.svc-card[data-gallery]:hover .svc-card__more{text-decoration:underline}
.svc-card[data-gallery]:focus-visible{outline:3px solid #33438a;outline-offset:2px}

@media (max-width:980px){
  .footer-grid{grid-template-columns:1fr 1fr}
  .steps,.stats{grid-template-columns:1fr 1fr}
  .masthead__inner,.split,.siege,.contact-grid{grid-template-columns:1fr;gap:34px}
  .split--reverse .split__media{order:0}
  .svc-grid,.proj-grid,.avis-grid,.work-grid{grid-template-columns:1fr 1fr}
  .collage{max-width:460px}
}
@media (max-width:760px){
  body{font-size:16px}
  .section{padding:62px 0}
  .section--top{padding-top:110px}
  /* backdrop-filter sur un ancêtre casse le position:fixed du menu mobile → on le retire */
  .site-header.solid{backdrop-filter:none;-webkit-backdrop-filter:none;background:#f4f6fb}
  .header-cta{display:none}
  .nav-toggle{display:flex}
  .nav-close{display:flex;align-items:center;justify-content:center}
  .site-nav{position:fixed;inset:0 0 0 auto;width:min(82vw,330px);background:#fff;transform:translateX(100%);transition:transform .28s ease;box-shadow:var(--shadow);padding:96px 28px 28px;z-index:130}
  .site-nav.open{transform:none;background:#fff}
  .site-nav ul{flex-direction:column;align-items:flex-start;gap:4px}
  .site-nav a{font-size:1.15rem;padding:12px 0;width:100%;border-bottom:1px solid var(--line);color:var(--ink)!important}
  .over-hero .site-nav a{color:var(--ink)!important}
  .masthead__inner{padding:118px 0 50px}
  .svc-grid,.proj-grid,.avis-grid,.work-grid,.steps,.stats,.footer-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .gallery .g:first-child{grid-column:span 2}
  .cta-band{flex-direction:column;align-items:flex-start}
  .collage{max-width:none}
}
.nav-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.4);z-index:98;display:none}
.nav-backdrop.show{display:block}

/* === Galeries : animations === */
.gallery .g{transition:transform .4s ease, box-shadow .4s ease}
.gallery .g:hover,.gallery .g:focus-visible{transform:translateY(-4px);box-shadow:0 16px 30px -16px rgba(20,28,60,.55);z-index:1}
.gallery .g img{transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.gallery .g:hover img,.gallery .g:focus-visible img{transform:scale(1.08)}
.gallery .g::after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(20,26,52,.5),rgba(20,26,52,0) 48%);opacity:0;transition:opacity .35s}
.gallery .g:hover::after,.gallery .g:focus-visible::after{opacity:1}
.gallery .g::before{content:"";position:absolute;z-index:2;left:50%;top:50%;width:46px;height:46px;border-radius:50%;opacity:0;transform:translate(-50%,-50%) scale(.6);background:rgba(255,255,255,.94) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='%23222a44'%3E%3Cpath d='M15.5 14h-.8l-.3-.3a6.5 6.5 0 1 0-.7.7l.3.3v.8l5 5 1.5-1.5-5-5zm-6 0A4.5 4.5 0 1 1 14 9.5 4.5 4.5 0 0 1 9.5 14z'/%3E%3C/svg%3E") center/22px no-repeat;transition:transform .35s ease,opacity .35s ease}
.gallery .g:hover::before,.gallery .g:focus-visible::before{opacity:1;transform:translate(-50%,-50%) scale(1)}
/* entrée échelonnée au défilement */
.gallery.reveal .g{opacity:0;transform:translateY(20px) scale(.98)}
.gallery.reveal.in .g{opacity:1;transform:none;transition:opacity .55s ease,transform .55s ease}
.gallery.reveal.in .g:nth-child(1){transition-delay:.03s}
.gallery.reveal.in .g:nth-child(2){transition-delay:.08s}
.gallery.reveal.in .g:nth-child(3){transition-delay:.13s}
.gallery.reveal.in .g:nth-child(4){transition-delay:.18s}
.gallery.reveal.in .g:nth-child(5){transition-delay:.23s}
.gallery.reveal.in .g:nth-child(6){transition-delay:.28s}
.gallery.reveal.in .g:nth-child(7){transition-delay:.33s}
.gallery.reveal.in .g:nth-child(8){transition-delay:.38s}
/* galerie solo (Électricité) */
.gallery--solo{grid-template-columns:1fr;max-width:560px}
.gallery--solo .g:first-child{grid-column:auto;grid-row:auto;aspect-ratio:16/10}
@media (prefers-reduced-motion: reduce){
  .gallery .g,.gallery .g img,.gallery.reveal .g{transition:none!important;transform:none!important;animation:none!important;opacity:1!important}
}