:root{
  --ink:#111820; --steel:#263847; --muted:#596777; --paper:#f6f1ea; --white:#fff; --line:#e5ded5;
  --accent:#d96f14; --accent-dark:#a64f08; --green:#11614f; --soft:#fff8ef; --shadow:0 24px 70px rgba(17,24,32,.14);
  --radius:28px; --radius-lg:42px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;overflow-x:hidden;background:var(--paper);color:var(--ink);font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;line-height:1.55;text-rendering:optimizeLegibility}
a{text-decoration:none;color:inherit}
a:hover{text-decoration:none}
img{max-width:100%;display:block;height:auto}
main:focus{outline:none}.container{width:min(1200px,calc(100% - 40px));margin-inline:auto}
.eyebrow{font-size:12px;font-weight:950;color:var(--accent-dark);letter-spacing:.14em;text-transform:uppercase;margin:0 0 10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 20px;border-radius:999px;font-weight:950;border:1px solid transparent;transition:transform .18s ease,background .18s ease,box-shadow .18s ease;cursor:pointer;min-height:48px}
.btn:hover{transform:translateY(-2px)}.btn-primary{background:var(--accent);color:white;box-shadow:0 16px 30px rgba(217,111,20,.25)}.btn-primary:hover{background:var(--accent-dark)}.btn-light{background:white;color:var(--ink);box-shadow:0 18px 40px rgba(0,0,0,.18)}.btn-outline{border-color:rgba(255,255,255,.45);color:white}.btn-outline:hover{background:white;color:var(--ink)}.btn-ghost{background:white;border-color:var(--line);color:var(--steel)}
.skip-link{position:absolute;left:16px;top:10px;z-index:9999;transform:translateY(-170%);background:var(--ink);color:white;padding:12px 16px;border-radius:999px;font-weight:950;box-shadow:var(--shadow)}.skip-link:focus{transform:translateY(0)}
:focus-visible{outline:3px solid #0f766e;outline-offset:4px;border-radius:10px}
.topbar{background:var(--ink);color:rgba(255,255,255,.85);font-size:13px}.topbar a{text-decoration:underline;text-underline-offset:3px}.topbar-inner{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;padding:9px 0}
.site-header{position:sticky;top:0;z-index:50;background:rgba(246,241,234,.68);-webkit-backdrop-filter:blur(18px) saturate(135%);backdrop-filter:blur(18px) saturate(135%);border-bottom:1px solid rgba(229,222,213,.55);transition:box-shadow .2s ease,background .2s ease,border-color .2s ease}.site-header.is-scrolled{box-shadow:0 12px 34px rgba(17,24,32,.12);background:rgba(246,241,234,.82);border-bottom-color:rgba(229,222,213,.75)}.nav-row{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:14px 0;position:relative}.brand img{width:172px}.main-nav{display:flex;align-items:center;gap:20px;font-weight:850;color:var(--muted);font-size:14px}.main-nav a,.nav-group-toggle{color:var(--muted);font-weight:850}.main-nav a:hover,.nav-group-toggle:hover,.main-nav a.is-active{color:var(--accent-dark)}.main-nav a[aria-current="page"]{text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:8px}.menu-toggle{display:none;align-items:center;gap:10px;border:1px solid var(--line);background:white;color:var(--steel);border-radius:999px;padding:10px 14px;font:inherit;font-weight:950;cursor:pointer}.menu-bars{width:18px;height:12px;display:inline-block;position:relative;border-top:2px solid currentColor;border-bottom:2px solid currentColor}.menu-bars:after{content:"";position:absolute;left:0;right:0;top:3px;border-top:2px solid currentColor}.nav-group{position:relative}.nav-group-toggle{font:inherit;border:0;background:transparent;padding:12px 0;cursor:pointer}.nav-group-toggle:after{content:"▾";font-size:.75em;margin-left:6px}.nav-group.is-open .nav-group-toggle:after{content:"▴"}.mega-menu{position:absolute;top:44px;right:0;width:min(760px,calc(100vw - 40px));background:white;border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow);display:none;grid-template-columns:210px 1fr;gap:18px}.nav-group:hover .mega-menu,.nav-group:focus-within .mega-menu,.nav-group.is-open .mega-menu{display:grid}.mega-intro{background:var(--soft);border-radius:18px;padding:18px}.mega-intro strong{display:block;color:var(--steel);font-size:20px;letter-spacing:-.03em}.mega-intro span{display:block;color:var(--muted);font-weight:700;margin-top:4px}.mega-links{display:grid;grid-template-columns:repeat(2,1fr);gap:8px}.mega-links a{padding:12px;border-radius:16px;border:1px solid transparent}.mega-links a:hover,.mega-links a.is-active{background:var(--soft);border-color:var(--line)}.mega-links span{display:block;color:var(--steel);font-weight:950}.mega-links small{display:block;color:var(--muted);font-weight:650;margin-top:3px}.nav-cta{white-space:nowrap}
.hero{position:relative;overflow:hidden;color:white}
.hero-bg{position:absolute;inset:0;background:center/cover no-repeat;transform:scale(1.02)}
.hero:before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(17,24,32,.88),rgba(17,24,32,.5) 54%,rgba(17,24,32,.14)),linear-gradient(0deg,rgba(17,24,32,.38),transparent 48%)}
.hero-inner{position:relative;z-index:2;min-height:680px;display:grid;grid-template-columns:1.05fr .95fr;gap:50px;align-items:center;padding:76px 0}
.hero-copy,.hero-stack{min-width:0}
.hero h1{font-size:clamp(46px,6.8vw,92px);line-height:.93;letter-spacing:-.065em;margin:0 0 20px;max-width:900px}
.hero p{font-size:20px;color:rgba(255,255,255,.82);max-width:690px;margin:0}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:32px}
.hero-badges{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.pill{display:inline-flex;align-items:center;border:1px solid rgba(255,255,255,.28);background:rgba(255,255,255,.13);backdrop-filter:blur(8px);color:white;border-radius:999px;padding:10px 14px;font-weight:850;font-size:13px}
.hero-stack{display:grid;grid-template-columns:1fr 1fr;gap:16px;align-self:end}
.mini-photo{min-height:220px;overflow:hidden;border:8px solid rgba(255,255,255,.18);border-radius:30px;background:var(--steel);box-shadow:var(--shadow)}
.mini-photo:first-child{transform:translateY(-36px)}
.mini-photo img{width:100%;height:100%;object-fit:cover}
.section{padding:94px 0}.section.compact{padding:42px 0}.section.soft{background:var(--soft)}.section-head{display:flex;align-items:end;justify-content:space-between;gap:36px;margin-bottom:38px}.section-head h2,.page-title h1{font-size:clamp(38px,5vw,66px);line-height:.98;letter-spacing:-.055em;margin:0}.section-head p,.lead{color:var(--muted);max-width:620px;margin:0;font-size:18px}.trust-strip{margin-top:-46px;position:relative;z-index:2}.trust-grid{background:white;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:30px;padding:20px;display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.stat{padding:18px;border-left:4px solid var(--accent)}.stat strong{display:block;font-size:32px;letter-spacing:-.05em}.stat>span{color:var(--muted);font-weight:850;font-size:13px}.quick-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.quick-card{background:white;border:1px solid var(--line);border-radius:24px;padding:22px;box-shadow:0 12px 35px rgba(17,24,32,.06);transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s cubic-bezier(.22,1,.36,1)}.quick-card strong{display:block;font-size:20px;letter-spacing:-.03em;color:var(--steel)}.quick-card span{display:block;margin-top:8px;color:var(--muted);font-weight:650}.quick-card:hover{transform:translateY(-3px);box-shadow:var(--shadow)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.card{background:white;border:1px solid var(--line);border-radius:30px;overflow:hidden;box-shadow:0 12px 35px rgba(17,24,32,.08);transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s cubic-bezier(.22,1,.36,1)}.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.card a{display:block;height:100%}.card-img{height:230px;overflow:hidden;background:var(--steel)}.card-img img{width:100%;height:100%;object-fit:cover}.card-body{padding:24px}.card-body h3{font-size:26px;margin:0 0 10px;letter-spacing:-.04em}.card-body p{color:var(--muted);margin:0 0 18px}.link{color:var(--accent-dark);font-weight:950}.dark{background:var(--ink);color:white}.dark .eyebrow{color:#ffb066}.dark .lead,.dark p{color:rgba(255,255,255,.72)}.split{display:grid;grid-template-columns:.9fr 1.1fr;gap:48px;align-items:center}.process{display:grid;gap:14px}.process-item{display:grid;grid-template-columns:64px 1fr;gap:18px;background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:18px}.num{width:54px;height:54px;border-radius:18px;background:var(--accent);display:grid;place-items:center;color:white;font-weight:950}.process-item h3{margin:0 0 6px}.process-item p{margin:0}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.project-card{position:relative;min-height:330px;border-radius:30px;overflow:hidden;background:var(--steel);box-shadow:var(--shadow);color:white;transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s cubic-bezier(.22,1,.36,1)}.project-card.large{grid-column:span 2}.project-card img{width:100%;height:100%;object-fit:cover;position:absolute;inset:0}.project-card:before{content:"";position:absolute;inset:0;background:linear-gradient(0deg,rgba(17,24,32,.86),rgba(17,24,32,.05) 58%);z-index:1}.project-card div{position:absolute;left:22px;right:22px;bottom:20px;z-index:2}.project-card h3{font-size:26px;margin:0 0 4px}.project-card p,.project-card span{margin:0;color:rgba(255,255,255,.78);font-weight:750}.project-card span{display:block;margin-top:8px;font-size:14px}.project-card:hover{transform:translateY(-3px);box-shadow:0 30px 76px rgba(17,24,32,.2)}.logos{display:grid;grid-template-columns:repeat(6,1fr);gap:14px}.logo-card{background:white;border:1px solid var(--line);border-radius:20px;min-height:96px;display:grid;place-items:center;padding:16px;transition:transform .4s cubic-bezier(.22,1,.36,1),box-shadow .4s cubic-bezier(.22,1,.36,1)}.logo-card:hover{transform:translateY(-3px);box-shadow:0 18px 42px rgba(17,24,32,.1)}
.page-hero{min-height:480px;position:relative;color:white;display:grid;align-items:end;overflow:hidden}.page-hero-bg{position:absolute;inset:0;background:center/cover no-repeat;transform:scale(1.02)}.page-hero:before{content:"";position:absolute;inset:0;background:linear-gradient(90deg,rgba(17,24,32,.88),rgba(17,24,32,.45)),linear-gradient(0deg,rgba(17,24,32,.5),transparent 60%);z-index:1}.page-title{position:relative;z-index:2;padding:88px 0}.breadcrumbs{font-size:13px;font-weight:850;color:rgba(255,255,255,.7);margin-bottom:12px}.page-title .lead{color:rgba(255,255,255,.82);margin-top:16px}.tabs{display:flex;gap:10px;flex-wrap:wrap}.tabs a{background:white;border:1px solid var(--line);border-radius:999px;padding:10px 14px;font-weight:950;color:var(--steel)}.tabs a:hover,.tabs a[aria-current="page"]{background:var(--soft);color:var(--accent-dark);border-color:var(--accent)}.content-grid{display:grid;grid-template-columns:1.35fr .65fr;gap:28px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:30px;padding:32px;box-shadow:0 12px 35px rgba(17,24,32,.07)}.panel h2{font-size:clamp(30px,3vw,46px);line-height:1;letter-spacing:-.05em;margin:0 0 18px}.panel p{color:var(--muted)}.photo-panel{min-height:520px;border-radius:34px;overflow:hidden;background:var(--steel);box-shadow:var(--shadow)}.photo-panel img{width:100%;height:100%;object-fit:cover}.check-list{padding:0;margin:24px 0;list-style:none;display:grid;gap:12px}.check-list li{position:relative;padding-left:30px;color:var(--steel);font-weight:800}.check-list li:before{content:"✓";position:absolute;left:0;top:0;color:var(--green);font-weight:950}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:22px}.feature{background:var(--soft);border:1px solid var(--line);border-radius:20px;padding:18px}.feature strong{display:block;color:var(--steel)}.feature span{display:block;color:var(--muted);font-weight:650;margin-top:4px}.panel-actions{display:flex;gap:12px;flex-wrap:wrap}.side-list,.route-panel{display:grid;gap:10px;background:white;border:1px solid var(--line);border-radius:28px;padding:16px;box-shadow:0 12px 35px rgba(17,24,32,.07)}.side-list a,.route-panel a,.side-list span{padding:14px 16px;border-radius:18px;font-weight:950;color:var(--steel)}.side-list span{background:var(--soft);color:var(--accent-dark)}.side-list a:hover,.route-panel a:hover{background:var(--soft);color:var(--accent-dark)}.quote{font-size:clamp(28px,4vw,52px);line-height:1.05;letter-spacing:-.055em;font-weight:950;color:var(--steel);border-left:5px solid var(--accent);padding-left:22px}.kpi-row{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.kpi{background:white;border:1px solid var(--line);border-radius:24px;padding:24px}.kpi strong{font-size:30px;letter-spacing:-.05em;display:block;color:var(--steel)}.kpi span{color:var(--muted);font-weight:800}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.field{display:grid;gap:8px}.field.full{grid-column:1/-1}.field label{font-weight:950;color:var(--steel)}input,textarea,select{width:100%;border:1px solid var(--line);border-radius:16px;padding:14px 15px;font:inherit;background:white;color:var(--ink)}input:required,textarea:required,select:required{border-left:4px solid var(--accent)}input:invalid:not(:placeholder-shown),textarea:invalid:not(:placeholder-shown),select:invalid{border-color:#b91c1c}.honeypot{position:absolute!important;left:-9999px!important}.form-status{min-height:1.4em;margin:12px 0 0;font-weight:950;color:var(--green)}.contact-list{display:grid;gap:18px}.contact-item{display:grid;gap:4px}.contact-item strong{color:var(--steel)}.contact-item a{text-decoration:underline;text-underline-offset:3px;color:var(--accent-dark);font-weight:900}
.cta-band{padding:70px 0;background:linear-gradient(135deg,var(--accent),var(--accent-dark));color:white}.cta-box{display:grid;grid-template-columns:1fr auto;gap:24px;align-items:center}.cta-box h2{font-size:clamp(32px,4vw,52px);line-height:1;letter-spacing:-.055em;margin:0 0 12px}.cta-box .eyebrow{color:#ffe7d0}.cta-box p{margin:0;max-width:760px;color:rgba(255,255,255,.82)}.site-footer{background:var(--ink);color:rgba(255,255,255,.72);padding:64px 0}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr .8fr;gap:34px}.footer-logo{max-width:180px;background:white;border-radius:12px;padding:8px;margin-bottom:16px}.footer-title{font-size:16px;color:white;margin:0 0 14px}.site-footer a,.site-footer p{display:block;margin:0 0 8px;color:rgba(255,255,255,.72)}.site-footer a:hover{color:white;text-decoration:underline;text-underline-offset:3px}.mobile-devis{display:none}.back-to-top{position:fixed;right:18px;bottom:18px;width:48px;height:48px;border-radius:999px;border:1px solid var(--line);background:white;color:var(--steel);box-shadow:var(--shadow);font-weight:950;cursor:pointer;opacity:0;visibility:hidden;transform:translateY(8px);transition:.2s ease;z-index:60}.back-to-top.is-visible{opacity:1;visibility:visible;transform:translateY(0)}
.js-enabled .reveal-on-scroll{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}.js-enabled .reveal-on-scroll.is-visible{opacity:1;transform:translateY(0)}
@media(max-width:980px){
  .menu-toggle{display:inline-flex}
  .nav-cta{display:none}
  .main-nav{position:absolute;top:100%;left:20px;right:20px;display:none;flex-direction:column;align-items:stretch;gap:8px;background:white;border:1px solid var(--line);border-radius:24px;padding:18px;box-shadow:var(--shadow);font-size:16px}
  .site-header.is-menu-open .main-nav,.no-js .main-nav{display:flex}
  .main-nav a,.nav-group-toggle{padding:12px 14px;border-radius:14px;text-align:left}
  .main-nav a:hover,.nav-group-toggle:hover{background:var(--soft)}
  .mega-menu{position:static;width:100%;box-shadow:none;margin-top:8px;background:var(--soft);grid-template-columns:1fr;display:none}
  .nav-group.is-open .mega-menu,.no-js .mega-menu{display:grid}
  .mega-links{grid-template-columns:1fr}
  .hero-inner,.split,.content-grid,.cta-box{grid-template-columns:1fr}
  .hero-inner{min-height:auto;padding:70px 0}
  .hero-stack{grid-template-columns:1fr 1fr}
  .trust-grid,.quick-grid,.cards,.feature-list,.kpi-row{grid-template-columns:1fr 1fr}
  .logos{grid-template-columns:repeat(3,1fr)}
  .project-grid{grid-template-columns:1fr 1fr}
  .project-card.large{grid-column:span 2}
  .footer-grid{grid-template-columns:1fr 1fr}
  .mobile-devis{display:flex;position:fixed;z-index:55;left:12px;right:12px;bottom:12px;justify-content:center;background:var(--accent);color:white;border-radius:999px;padding:14px;font-weight:950;box-shadow:var(--shadow)}
  .back-to-top{bottom:74px}
}

@media(max-width:640px){
  .container{width:min(1200px,calc(100% - 26px))}
  .topbar{display:none}
  .brand img{width:140px}
  .hero-inner{padding:56px 0 72px}
  .hero h1{font-size:clamp(38px,11vw,44px);overflow-wrap:break-word}
  .hero p{font-size:17px}
  .hero-actions{display:grid;grid-template-columns:1fr}
  .hero-actions .btn{width:100%}
  .hero-stack,.trust-grid,.quick-grid,.cards,.feature-list,.kpi-row,.project-grid,.footer-grid,.form-grid{grid-template-columns:1fr}
  .mini-photo:first-child{transform:none}
  .project-card.large{grid-column:auto}
  .section{padding:64px 0}
  .section.compact{padding:28px 0}
  .section-head{display:block}
  .section-head p{margin-top:14px}
  .cta-box{padding:0;border-radius:28px}
  .logos{grid-template-columns:repeat(2,1fr)}
  .page-title{padding:54px 0}
  .page-hero{min-height:360px}
  .panel{padding:24px}
  .photo-panel{min-height:320px}
  .hero-badges{gap:8px}
  .pill{font-size:12px;padding:8px 10px}
}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .btn,.card-img img,.project-card img,.mini-photo img,.quick-card,.card,.logo-card,.back-to-top,.js-enabled .reveal-on-scroll,.page-hero-bg{transition:none!important;transform:none!important}
  .js-enabled .reveal-on-scroll{opacity:1!important}
}


/* Navigation optimisée */
.nav-group.is-active .nav-group-toggle{color:var(--accent-dark);text-decoration:underline;text-decoration-thickness:3px;text-underline-offset:8px}.mega-overview{display:inline-flex;margin-top:14px;color:var(--accent-dark)!important;font-weight:950;text-decoration:underline;text-underline-offset:3px}.mega-links small{display:block;color:var(--muted);font-weight:650;margin-top:3px}.tabs{display:flex;gap:10px;overflow:auto;padding:8px 0;scrollbar-width:thin}.tabs a{white-space:nowrap;background:white;border:1px solid var(--line);border-radius:999px;padding:12px 16px;font-weight:950;color:var(--steel)}.tabs a:hover,.tabs a[aria-current="page"]{background:var(--ink);color:white;border-color:var(--ink)}
/* Interactions légères */
.filter-bar{display:flex;flex-wrap:wrap;gap:10px;margin:0 0 26px}.filter-chip{border:1px solid var(--line);background:white;color:var(--steel);border-radius:999px;padding:11px 15px;font:inherit;font-weight:950;cursor:pointer;transition:background .18s ease,color .18s ease,transform .18s ease}.filter-chip:hover{transform:translateY(-1px)}.filter-chip.is-active{background:var(--ink);border-color:var(--ink);color:white}.is-filtered-out{display:none!important}.accordion{display:grid;gap:12px}.accordion details{background:white;border:1px solid var(--line);border-radius:22px;padding:0;box-shadow:0 12px 35px rgba(17,24,32,.06);overflow:hidden}.accordion summary{cursor:pointer;padding:18px 22px;font-weight:950;color:var(--steel);list-style:none}.accordion summary::-webkit-details-marker{display:none}.accordion summary:after{content:"+";float:right;color:var(--accent-dark);font-weight:950}.accordion details[open] summary:after{content:"−"}.accordion details p{padding:0 22px 20px;margin:0;color:var(--muted);font-weight:650}.project-card[hidden],.card[hidden]{display:none!important}.main-nav .nav-group{display:flex;align-items:center}.nav-group.is-active .mega-menu a[href="savoir-faire.html"]{color:var(--accent-dark)}

/* Correctifs fluidité navigation et chiffres clés */
.stat strong{display:flex;align-items:baseline;gap:6px;line-height:1;white-space:nowrap}.stat strong small{font-size:.46em;font-weight:950;letter-spacing:-.02em;color:var(--steel)}
@media(min-width:981px){
  .nav-row{position:relative}
  .main-nav .nav-group{position:static}
  .mega-menu{top:calc(100% + 10px);left:50%;right:auto;transform:translateX(-50%);width:min(820px,calc(100vw - 32px));max-width:calc(100vw - 32px);box-sizing:border-box}
}
@media(max-width:980px){
  .main-nav .nav-group{position:relative;display:block}
  .mega-menu{position:static;left:auto;right:auto;transform:none;width:100%;max-width:100%;box-sizing:border-box}
}
@media(max-width:640px){.stat strong{font-size:36px}.stat strong small{font-size:.44em}}
@media(min-width:981px){.main-nav .nav-group{padding-bottom:22px;margin-bottom:-22px}.mega-menu{top:calc(100% - 2px)}}

/* Accessibilité et rendu */
html{scroll-padding-top:110px}
body.is-nav-locked{overflow:hidden}
.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

@supports(content-visibility:auto){
  main>.section{content-visibility:auto;contain-intrinsic-size:auto 720px}
}

/* Surfaces interactives */
:where(.card,.project-card,.quick-card,.logo-card){position:relative;isolation:isolate;overflow:hidden}
:where(.card,.project-card,.quick-card,.logo-card)::after{content:"";position:absolute;inset:0;z-index:3;pointer-events:none;background:radial-gradient(circle at var(--pointer-x,50%) var(--pointer-y,35%),rgba(255,176,102,.16),transparent 42%);opacity:0;transition:opacity .4s cubic-bezier(.22,1,.36,1)}
@media(hover:hover){:where(.card,.project-card,.quick-card,.logo-card):hover::after{opacity:1}}

/* Zoom d'image fluide */
.card-img img,.project-card img,.mini-photo img{
  backface-visibility:hidden;
  transform:translateZ(0) scale(1);
  transition:transform 1.05s cubic-bezier(.22,1,.36,1);
  will-change:transform;
}
@media(hover:hover){
  .card:hover .card-img img{
    transform:translateZ(0) scale(1.015);
  }
  .project-card:hover img,.mini-photo:hover img{
    transform:translateZ(0) scale(1.035);
  }
}

/* Apparition au défilement */
.js-enabled .reveal-on-scroll{opacity:0;transform:translateY(24px) scale(.992);transition:opacity .58s cubic-bezier(.22,1,.36,1),transform .58s cubic-bezier(.22,1,.36,1);transition-delay:var(--reveal-delay,0ms)}
.js-enabled .reveal-on-scroll.is-visible{opacity:1;transform:none}

/* Filtres */
.js-enabled [data-filter-item]{transition:opacity .2s ease,transform .2s ease}
.js-enabled [data-filter-item]:not(.is-filtered-out){transition-delay:var(--filter-delay,0ms)}
.js-enabled [data-filter-item].is-filtered-out{display:block!important;opacity:0;transform:scale(.965);pointer-events:none;transition-delay:0ms}
.js-enabled [data-filter-item][hidden]{display:none!important}

.filter-chip{position:relative;overflow:hidden}
.filter-chip:active{transform:translateY(1px)}
.filter-chip.is-active{box-shadow:0 10px 24px rgba(17,24,32,.18)}

/* Accordéons */
.accordion details{transition:border-color .2s ease,box-shadow .2s ease}
.accordion details[open]{border-color:rgba(217,111,20,.42);box-shadow:0 18px 42px rgba(17,24,32,.1)}
.accordion details[open] p{animation:accordion-in .24s ease both}
@keyframes accordion-in{from{opacity:0;transform:translateY(-6px)}to{opacity:1;transform:none}}

/* Navigation de page */
.back-to-top{--scroll-progress:0%;display:grid;place-items:center;background:radial-gradient(circle at center,var(--white) 0 58%,transparent 60%),conic-gradient(var(--accent) var(--scroll-progress),var(--line) 0);transition:opacity .2s ease,visibility .2s ease,transform .2s ease,box-shadow .2s ease}
.back-to-top:hover{transform:translateY(-2px);box-shadow:0 18px 42px rgba(17,24,32,.2)}

/* Formulaires */
input,textarea,select{transition:border-color .18s ease,box-shadow .18s ease,background-color .18s ease}
input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 4px rgba(217,111,20,.13);outline:0}
.field.has-value label{color:var(--accent-dark)}
.field.is-invalid input,.field.is-invalid textarea,.field.is-invalid select{border-color:#b91c1c;background:#fff8f8;box-shadow:0 0 0 3px rgba(185,28,28,.09)}
.form-status[data-state="error"]{color:#b91c1c}
.form-status[data-state="success"]{color:var(--green)}
form.is-success .btn[type="submit"]{background:var(--green);box-shadow:0 16px 30px rgba(17,97,79,.22)}
.btn:disabled{cursor:wait;opacity:.82;transform:none}

/* Images différées */
.js-enabled img[data-enhanced-image]{opacity:0;transition:opacity .38s ease}
.js-enabled img[data-enhanced-image].is-loaded{opacity:1}

/* Pied de page légal */
.footer-legal{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:24px;
  margin-top:42px;
  padding-top:22px;
  border-top:1px solid rgba(255,255,255,.14);
  font-size:13px;
}
.footer-legal p{
  margin:0;
}
.footer-legal nav{
  display:flex;
  gap:20px;
  flex-wrap:wrap;
}
.footer-legal a{
  margin:0;
  color:rgba(255,255,255,.82);
}

/* Carte de contact */
.contact-map{
  overflow:hidden;
  margin-top:12px;
  border:1px solid var(--line);
  border-radius:16px;
  aspect-ratio:4/3;
  background:var(--soft);
}
.contact-map iframe{
  display:block;
  width:100%;
  height:100%;
  border:0;
}

@media(max-width:980px){
  .js-enabled .main-nav{display:flex;max-height:calc(100vh - 110px);overflow:auto;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px) scale(.985);transform-origin:top center;transition:opacity .2s ease,transform .2s ease,visibility .2s ease}
  .js-enabled .site-header.is-menu-open .main-nav{opacity:1;visibility:visible;pointer-events:auto;transform:none}
  .menu-bars:before{content:"";position:absolute;left:0;right:0;top:3px;border-top:2px solid currentColor;transition:transform .2s ease}
  .menu-bars:after{transition:transform .2s ease}
  .site-header.is-menu-open .menu-bars{border-color:transparent}
  .site-header.is-menu-open .menu-bars:before{transform:rotate(45deg)}
  .site-header.is-menu-open .menu-bars:after{transform:rotate(-45deg)}
}

@media(max-width:640px){
  .js-enabled .reveal-on-scroll{transform:translateY(16px)}
  .footer-legal{
    align-items:flex-start;
    flex-direction:column;
    gap:12px;
  }
  .footer-legal nav{
    display:grid;
    gap:8px;
  }
}

@media(prefers-reduced-motion:reduce){
  .accordion details[open] p{animation:none}
  .js-enabled [data-filter-item],.js-enabled img[data-enhanced-image]{transition:none!important;transform:none!important}
  .js-enabled img[data-enhanced-image]{opacity:1!important}
}

/* Soulignement continu de l'onglet Expertises actif */
.nav-group-toggle{
  position:relative;
  display:inline-flex;
  align-items:center;
  gap:6px;
}
.nav-group-toggle:after{
  margin-left:0;
}
.nav-group.is-active .nav-group-toggle{
  text-decoration:none;
}
.nav-group.is-active .nav-group-toggle:before{
  content:"";
  position:absolute;
  right:0;
  bottom:4px;
  left:0;
  height:3px;
  background:var(--accent-dark);
}