:root{--ink:#171b1e;--ink2:#252a2d;--gold:#e6a11e;--goldlight:#ffbc42;--paper:#f5f4f0;--muted:#858888;--line:#dadbd7}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;color:var(--ink);background:#fff;font-family:'DM Sans',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif}h1,h2,h3,h4,p{margin-top:0}h1,h2,h3{font-family:Manrope,'Segoe UI',system-ui,-apple-system,Arial,sans-serif;letter-spacing:-.055em}a{color:inherit;text-decoration:none}button,input,textarea,select{font:inherit}button{cursor:pointer}.container{width:min(1280px,calc(100% - 96px));margin:auto}.topbar{height:32px;background:#191e21;color:#b9c0c2;padding:0 48px;display:flex;justify-content:space-between;align-items:center;font-size:10px;letter-spacing:.16em}.header{height:90px;background:#fff;position:sticky;top:0;z-index:20;box-shadow:0 2px 14px #0000000d}.nav-wrap{height:100%;display:flex;align-items:center;justify-content:space-between;gap:35px}.brand{width:238px;display:block}.brand img{width:100%;display:block}.nav{display:flex;align-items:center;gap:34px;font-size:12px;font-weight:700}.nav>a:not(.nav-cta){transition:color .2s}.nav>a:hover{color:#bc7910}.nav-cta{padding:16px 20px;background:#1d2225;color:#fff;white-space:nowrap}.nav-cta span,.btn span{margin-left:15px}.menu-toggle{display:none}.hero{height:min(780px,calc(100svh - 115px));min-height:610px;position:relative;overflow:hidden;background:#20262b;color:#fff}.hero-photo{position:absolute;inset:0;background:url('assets/chantier-sans-logo.jpg') center 45% / cover no-repeat;filter:grayscale(20%);transform:scale(1.03)}.hero-shade{position:absolute;inset:0;background:linear-gradient(90deg,#101519f2 0%,#111519d9 39%,#15191a6c 78%,#1118 100%),linear-gradient(0deg,#111a 0%,transparent 35%)}.hero-content{position:relative;z-index:1;padding-top:130px}.eyebrow{font-size:11px;font-weight:800;letter-spacing:.2em;color:#b37a15;margin-bottom:28px}.eyebrow-light{color:#f7bc4c}.dot{display:inline-block;width:7px;height:7px;background:var(--gold);border-radius:50%;margin-right:11px}.hero h1{font-size:clamp(42px,5.15vw,76px);line-height:1.16;letter-spacing:-.063em;max-width:1050px;font-weight:800}.hero h1 em,.invest h2 em{color:var(--goldlight);font-style:normal}.hero-description{max-width:620px;color:#c9d0d3;font-size:16px;line-height:1.85;margin:28px 0 32px}.hero-actions{display:flex;gap:12px;flex-wrap:wrap}.btn{display:inline-flex;justify-content:space-between;align-items:center;gap:12px;padding:19px 24px;font-size:12px;font-weight:800;letter-spacing:.02em;border:0;transition:transform .2s,background .2s}.btn:hover{transform:translateY(-3px)}.btn-gold{background:var(--gold);color:#191919}.btn-gold:hover{background:var(--goldlight)}.btn-outline{border:1px solid 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span{font-size:11px;color:#8a8e90}.expertises{background:var(--paper)}.section-header{display:flex;justify-content:space-between;align-items:end;gap:50px;margin-bottom:45px}.section-header>p{max-width:360px;line-height:1.85;color:#677074;font-size:14px}.service-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.service-card{height:490px;position:relative;overflow:hidden;background:#272c2e}.service-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}.service-card:hover img{transform:scale(1.07)}.service-card:after{content:"";position:absolute;inset:0;background:linear-gradient(0deg,#101416f5 0%,#11151895 47%,#10141616 90%)}.service-overlay{position:absolute;z-index:2;bottom:0;left:0;padding:35px;color:white}.service-index{font-size:10px;color:#f4b642;letter-spacing:.18em;font-weight:800}.service-card h3{font-size:26px;line-height:1.22;margin:17px 0}.service-card p{font-size:13px;color:#cbd0d0;line-height:1.8;min-height:70px}.service-card a{display:inline-block;margin-top:22px;border-bottom:1px solid #b2b8b8;padding-bottom:10px;font-size:12px;font-weight:800}.service-card a span{padding-left:15px}.service-card-special{background:linear-gradient(140deg,#303a40,#131719)}.special-art{position:absolute;inset:0;display:grid;place-items:center;opacity:.9}.fort-line{position:absolute;border:1px solid #dca12b55;transform:rotate(-24deg);width:470px;height:270px}.f2{width:360px;height:200px}.f3{width:230px;height:130px}.fort-core{width:150px;height:150px;display:grid;place-items:center;border:2px solid #e0a632;color:#e4aa35;font-weight:900;font-size:70px;font-family:Manrope;letter-spacing:-.15em;transform:rotate(-8deg)}.fort-core span{font-size:30px;align-self:end;margin-left:-25px}.resilience{background:#fff}.resilience-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:100px;align-items:center}.resilience-visual{background:#182127;min-height:650px;position:relative;overflow:hidden;display:grid;place-items:center}.blueprint-grid{position:absolute;inset:0;background-image:linear-gradient(#ffffff0d 1px,transparent 1px),linear-gradient(90deg,#ffffff0d 1px,transparent 1px);background-size:40px 40px}.safe-illustration{position:relative;width:77%;height:330px;border:2px solid #d6a43f;box-shadow:0 0 0 14px #d6a43f17,0 0 0 29px #d6a43f0c;display:grid;place-items:center}.safe-shell{height:260px;width:72%;border:5px double #c49442;border-radius:140px 140px 0 0;display:grid;place-items:center}.safe-door{width:100px;height:180px;border:8px solid #dfa832;border-radius:56px 56px 8px 8px;display:grid;place-items:center}.door-ring{width:60px;height:60px;border:6px solid #e6b452;border-radius:50%;box-shadow:inset 0 0 0 8px #182127}.visual-label{position:absolute;bottom:25px;left:25px;color:#d9b977;font-size:10px;letter-spacing:.13em}.resilience-copy>p:not(.eyebrow):not(.disclaimer){line-height:1.9;color:#5f6668}.feature-list{margin:32px 0}.feature-list>div{display:flex;gap:20px;border-top:1px solid #e1e3e2;padding:20px 0}.feature-list>div>span{font-size:12px;font-weight:800;color:#ba861d}.feature-list h4{font-size:15px;margin:0 0 7px}.feature-list p{font-size:13px;color:#777f83;line-height:1.65;margin:0}.disclaimer{font-size:11px;color:#858b8c;line-height:1.65;margin-bottom:24px}.invest{position:relative;background:#12191e;color:#fff;padding:130px 0;overflow:hidden}.invest-image{position:absolute;inset:0;background:linear-gradient(90deg,#141c1ff0,#121c20d5),url('assets/architecture.jpg') center/cover}.invest-layout{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:125px}.invest h2{font-size:clamp(38px,4.2vw,64px);line-height:1.2}.invest-copy>p{color:#c4ced1;line-height:1.9;font-size:15px}.invest-steps{margin:28px 0 35px}.invest-steps>div{border-top:1px solid #ffffff3d;padding:15px 0;font-size:13px}.invest-steps span{color:#e5ab44;margin-right:17px;font-weight:800}.value-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px;margin-top:30px}.value-grid>div{border-top:1px solid #d9dcdd;padding-top:23px}.value-icon{font-size:38px;color:#dda32d}.value-grid h3{font-size:20px;letter-spacing:-.04em}.value-grid p{font-size:14px;color:#70787c;line-height:1.8}.contact{background:#f4f3ef}.contact-layout{display:grid;grid-template-columns:.95fr 1.05fr;gap:110px}.contact-layout>div>p:not(.eyebrow){color:#6a7476;line-height:1.9}.contact-details{margin-top:40px}.contact-details a{font-size:16px;font-weight:800;padding:15px 0;border-bottom:1px solid #d5d8d6;display:flex;justify-content:space-between;max-width:380px}.contact-details a span{color:#b98723}.contact-details p{line-height:1.8;margin-top:25px;font-size:13px;color:#6b7275}.contact-form{background:white;padding:44px;box-shadow:0 20px 65px #1018200b}.form-heading{font-weight:800;font-size:12px;letter-spacing:.16em;margin-bottom:26px}.contact-form label{display:block;font-size:12px;font-weight:700;margin:18px 0 8px}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid #dadfdf;padding:14px;background:#fcfcfb;border-radius:0;outline:none;color:#2b3438}.contact-form :is(input,select,textarea):focus{border-color:var(--gold)}.contact-form textarea{resize:vertical}.form-double{display:grid;grid-template-columns:1fr 1fr;gap:15px}.form-submit{width:100%;margin-top:22px}.form-note{font-size:11px;color:#909697;line-height:1.6;margin:12px 0 0}.footer{background:#171c1f;color:white;padding:47px 0 20px}.footer-top{display:flex;justify-content:space-between;align-items:center;padding-bottom:44px}.footer-top img{width:220px;background:white;padding:10px}.footer-top p{font-size:12px;line-height:1.8;letter-spacing:.12em}.footer-top>a{font-size:11px;font-weight:800;color:#ecad36}.footer-bottom{border-top:1px solid #ffffff2a;display:flex;justify-content:space-between;gap:15px;padding-top:25px;color:#a4abad;font-size:10px;letter-spacing:.06em;flex-wrap:wrap}.whatsapp{position:fixed;bottom:25px;right:26px;z-index:30;background:#1d9b5b;color:white;padding:14px 17px;border-radius:28px;font-weight:800;font-size:13px;box-shadow:0 6px 25px #0003}.whatsapp span{margin-left:8px}@media(max-width:1100px){.container{width:calc(100% - 54px)}.nav{gap:18px}.brand{width:195px}.intro-layout,.resilience-layout,.invest-layout,.contact-layout{gap:50px}.service-card{height:465px}.service-overlay{padding:24px}}@media(max-width:820px){.topbar-right{display:none}.topbar{padding:0 24px}.header{height:76px}.brand{width:190px}.menu-toggle{display:flex;flex-direction:column;justify-content:center;gap:5px;background:transparent;border:0;padding:10px}.menu-toggle span{width:25px;height:2px;background:#1c2327}.nav{display:none;position:absolute;top:76px;left:0;right:0;background:#fff;padding:22px 27px;box-shadow:0 15px 25px #0002;flex-direction:column;align-items:stretch;gap:0}.nav.open{display:flex}.nav>a{padding:15px 0}.nav-cta{padding:17px!important;text-align:center;margin-top:10px}.hero{height:auto;min-height:690px}.hero-content{padding-top:115px;padding-bottom:110px}.intro-layout,.resilience-layout,.invest-layout,.contact-layout{grid-template-columns:1fr}.intro-layout{gap:24px}.service-grid{grid-template-columns:repeat(2,1fr)}.service-card-special{grid-column:span 2;height:360px}.resilience-visual{min-height:440px}.invest-layout{gap:30px}.value-grid{gap:20px}.section{padding:80px 0}}@media(max-width:560px){.container{width:calc(100% - 36px)}.hero{min-height:650px}.hero-content{padding-top:100px}.hero h1{font-size:39px}.hero-description{font-size:14px}.hero-actions{align-items:stretch;flex-direction:column}.hero-bottom{font-size:8px}.section-header{display:block}.section-header>p{margin-top:18px}.service-grid{grid-template-columns:1fr}.service-card,.service-card-special{height:440px;grid-column:auto}.resilience-visual{min-height:350px}.safe-illustration{height:225px}.safe-shell{height:180px}.safe-door{height:125px;width:85px}.value-grid{grid-template-columns:1fr}.contact-form{padding:23px}.form-double{grid-template-columns:1fr;gap:0}.footer-top{align-items:flex-start;gap:25px;flex-direction:column}.facts strong{font-size:23px}.facts span{font-size:10px}.contact-details a{font-size:14px}.whatsapp span{display:none}.whatsapp{border-radius:50%;height:48px;width:48px;display:grid;place-items:center;padding:0;font-size:24px}}

/* ===== V2 additions ===== */
.skip{position:absolute;left:-999px;top:0;background:var(--gold);color:#111;padding:12px 18px;z-index:100;font-weight:700}.skip:focus{left:10px;top:10px}
:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.header.scrolled{box-shadow:0 6px 24px #00000018}
.nav>a.active:not(.nav-cta){color:#bc7910}
.band{background:#171b1e;color:#fff}.band-grid{display:grid;grid-template-columns:repeat(4,1fr)}.band-grid>div{padding:38px 28px;border-left:1px solid #ffffff1f;display:flex;flex-direction:column;gap:8px}.band-grid>div:first-child{border-left:0;padding-left:0}.band-grid strong{font-family:Manrope;font-size:clamp(24px,2.6vw,36px);letter-spacing:-.05em;color:var(--goldlight)}.band-grid span{font-size:12px;color:#aeb6b8;line-height:1.5}
.prestations{margin-top:70px;padding-top:50px;border-top:1px solid var(--line)}.prestations>h3{font-size:24px;margin-bottom:28px}.prest-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.prest-grid>div{background:#fff;padding:28px;border-top:3px solid var(--gold)}.prest-grid h4{font-family:Manrope;font-size:16px;margin-bottom:14px}.prest-grid ul{margin:0;padding:0;list-style:none}.prest-grid li{font-size:13px;color:#63696c;padding:8px 0;border-top:1px solid #eceeed;line-height:1.5}
.gallery{background:#fff}.gal-grid{display:grid;grid-template-columns:repeat(6,1fr);grid-auto-rows:210px;gap:14px}.gal-grid figure{margin:0;position:relative;overflow:hidden;background:#222}.gal-grid img{width:100%;height:100%;object-fit:cover;transition:transform .6s}.gal-grid figure:hover img{transform:scale(1.06)}.gal-grid figcaption{position:absolute;left:0;bottom:0;right:0;padding:40px 20px 16px;background:linear-gradient(0deg,#0e1214e6,transparent);color:#fff;font-size:11px;font-weight:800;letter-spacing:.14em;text-transform:uppercase}.g1{grid-column:span 3;grid-row:span 2}.g2{grid-column:span 3}.g3,.g4,.g5{grid-column:span 1}
.method{background:#12191e;color:#fff}.method .muted{color:#7f8b8f}.method .section-header>p{color:#aab4b7}.steps{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(5,1fr);gap:0}.steps li{padding:30px 24px 10px 0;border-top:2px solid #ffffff2b;position:relative;margin-right:20px}.steps li:before{content:"";position:absolute;top:-6px;left:0;width:10px;height:10px;background:var(--gold);border-radius:50%}.steps span{font-size:12px;font-weight:800;color:var(--goldlight);letter-spacing:.15em}.steps h3{font-size:19px;margin:14px 0 10px}.steps p{font-size:13px;color:#aab4b7;line-height:1.75}
.faq{background:var(--paper)}.faq-layout{display:grid;grid-template-columns:.8fr 1.2fr;gap:100px}.faq h2{font-size:clamp(34px,3.5vw,54px);line-height:1.23}.faq-layout>div:first-child>p:not(.eyebrow){color:#677074;line-height:1.85}.faq-list details{border-top:1px solid #d3d6d4;padding:4px 0}.faq-list details:last-child{border-bottom:1px solid #d3d6d4}.faq-list summary{cursor:pointer;list-style:none;font-weight:700;padding:20px 40px 20px 0;position:relative;font-size:16px}.faq-list summary::-webkit-details-marker{display:none}.faq-list summary:after{content:"+";position:absolute;right:4px;top:50%;transform:translateY(-50%);font-size:24px;color:#bc7910;transition:transform .2s}.faq-list details[open] summary:after{transform:translateY(-50%) rotate(45deg)}.faq-list details p{color:#60676a;line-height:1.85;font-size:14px;margin:0 0 22px;max-width:640px}
.hp{position:absolute!important;left:-9999px;width:1px!important;height:1px!important;opacity:0}.contact-form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;line-height:1.5;color:#666e71}.contact-form .consent input{width:auto;margin-top:2px;flex:none}.consent a{text-decoration:underline}.form-status{font-size:13px;margin:14px 0 0;min-height:18px;color:#1d7a47;font-weight:700}.form-status.err{color:#b3261e}
.footer-bottom a:hover{color:#fff;text-decoration:underline}
.reveal{opacity:0;transform:translateY(26px);transition:opacity .8s ease,transform .8s ease}.reveal.in{opacity:1;transform:none}
.legal{padding:70px 0 100px}.legal .container{max-width:860px}.legal h1{font-size:clamp(34px,4vw,52px);letter-spacing:-.05em;margin-bottom:10px}.legal h2{font-size:22px;margin:42px 0 12px;letter-spacing:-.03em}.legal p,.legal li{line-height:1.85;color:#4f585b;font-size:15px}.legal .todo{background:#fff6e0;border-left:4px solid var(--gold);padding:14px 18px;font-size:13px;margin:22px 0}.legal a{color:#a8700f;text-decoration:underline}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.reveal{opacity:1;transform:none;transition:none}*{animation:none!important}}
@media(max-width:1100px){.prest-grid{grid-template-columns:repeat(2,1fr)}.steps{grid-template-columns:repeat(3,1fr);row-gap:30px}.faq-layout{gap:50px}}
@media(max-width:820px){.band-grid{grid-template-columns:1fr 1fr}.band-grid>div{padding:26px 18px}.band-grid>div:nth-child(3){border-left:0;padding-left:0}.gal-grid{grid-template-columns:repeat(2,1fr);grid-auto-rows:190px}.g1{grid-column:span 2;grid-row:span 1}.g2{grid-column:span 2}.g3,.g4,.g5{grid-column:span 1}.g3{grid-column:span 2}.faq-layout{grid-template-columns:1fr;gap:28px}}
@media(max-width:560px){.prest-grid{grid-template-columns:1fr}.steps{grid-template-columns:1fr}.steps li{margin-right:0}.band-grid strong{font-size:22px}}
/* Version 3 — parcours de projet, lisibilité et autonomie */
body{font-family:Arial,Helvetica,sans-serif}h1,h2,h3,h4,.facts strong,.band-grid strong,.fort-core{font-family:Arial,Helvetica,sans-serif}h1,h2,h3{letter-spacing:-.045em}.nav{gap:20px}.brand{flex:0 0 205px}.hero-content{padding-top:80px}.hero h1{font-size:clamp(42px,5.1vw,72px);max-width:850px}.hero-description{max-width:585px}.section{padding:96px 0}.muted{color:#697275}.hero-shade{background:linear-gradient(90deg,#101519f5 0%,#111519dc 42%,#15191a70 78%,#1118 100%)}.hero-photo{background-position:65% 45%}.eyebrow{color:#96610b}.eyebrow-light{color:#ffc55b}.project-types{background:#f5f4f0;border-top:1px solid #ddd}.use-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.use-grid article{background:white;border-top:3px solid var(--gold);padding:32px;display:flex;flex-direction:column}.use-number{font-size:13px;color:#96610b;font-weight:bold;letter-spacing:.15em;margin-bottom:32px}.use-grid h3{font-size:25px}.use-grid p,.use-grid li{font-size:14px;line-height:1.8;color:#596367}.use-grid ul{padding-left:18px;margin:0 0 28px}.project-link{font-size:13px;font-weight:bold;margin-top:auto;padding-top:20px;border-top:1px solid #e1e3e1}.project-link:hover{color:#96610b}.brief-hint{font-size:14px;line-height:1.7;color:#596367}.brief-preview{margin-top:26px;border-top:2px solid var(--gold);padding-top:25px}.brief-preview[hidden]{display:none}.brief-preview h3{font-size:23px}.brief-preview pre{white-space:pre-wrap;overflow-wrap:anywhere;font:13px/1.8 Arial,sans-serif;background:#f5f4f0;padding:20px;color:#303b40;max-height:400px;overflow:auto}.brief-actions{display:flex;flex-wrap:wrap;gap:10px}.btn-copy{background:#eee;color:#232c30}.contact-form{min-width:0}.contact-form input,.contact-form textarea,.contact-form select{min-width:0;max-width:100%}.contact-form input:focus,.contact-form textarea:focus,.contact-form select:focus{outline:2px solid #96610b;outline-offset:2px}.form-note{line-height:1.7!important}.contact-details a{overflow-wrap:anywhere}.footer-bottom{line-height:1.8}section[id]{scroll-margin-top:110px}:focus-visible{outline:3px solid #ae7314;outline-offset:5px}.menu-toggle{min-width:44px;min-height:44px}.whatsapp{min-height:46px}.hero-bottom{font-size:9px}.service-card p{min-height:0}.resilience-visual{min-height:570px}
@media(min-width:821px) and (max-width:1250px){.brand{flex-basis:155px}.nav{gap:14px;font-size:11px}.nav-cta{padding:13px}.container{width:calc(100% - 64px)}.nav-wrap{gap:20px}}
@media(max-width:1100px){.use-grid{gap:16px}.use-grid article{padding:24px}.hero-content{padding-top:65px}}
@media(max-width:820px){.use-grid{grid-template-columns:1fr}.use-number{margin-bottom:18px}.section{padding:68px 0}.hero-content{padding-top:55px}.hero h1{font-size:clamp(38px,7vw,58px)}.hero{height:auto;min-height:680px}.hero-content{padding-bottom:105px}.hero-description{line-height:1.7}.brand{flex:0 0 190px}.hero-bottom span:last-child{display:none}.resilience-visual{min-height:400px}.nav{gap:0}.hero-bottom{max-width:100%}}
@media(max-width:560px){.hero{min-height:660px}.hero h1{font-size:40px}.hero-content{padding-top:48px}.hero-description{font-size:15px}.btn{padding:17px 18px}.brief-actions>*{width:100%;justify-content:center}.resilience-visual{min-height:340px}.topbar{letter-spacing:.1em}}
/* Version 4 — six pages, clear scopes, short contact form */
.nav [aria-current=page]:not(.nav-cta){color:#96610b;border-bottom:2px solid var(--gold)}.nav-cta[aria-current=page]{background:#a0680b}.brand img{height:auto}.footer-top img{height:auto}.hero h1{font-size:clamp(42px,4.8vw,69px);line-height:1.12}.hero-description{max-width:610px}.page-intro{padding:76px 0 72px;background:#f5f4f0}.page-intro h1,.contact h1{font-size:clamp(36px,4.3vw,62px);line-height:1.15;letter-spacing:-.05em}.page-intro h1{max-width:900px}.page-lead{max-width:700px;font-size:17px;color:#586368;line-height:1.85;margin:25px 0 0}.page-intro-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:center}.page-intro-grid .btn{margin-top:28px}.page-intro-grid figure{margin:0}.page-intro-grid img{width:100%;height:390px;object-fit:cover;display:block}.page-intro-grid figcaption{font-size:11px;color:#687277;line-height:1.6;padding-top:9px}.detail-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.detail-grid article{border-top:3px solid var(--gold);background:#f5f4f0;padding:34px}.detail-grid h3{font-size:25px;margin:20px 0 15px}.detail-grid p,.detail-grid li{font-size:15px;line-height:1.85;color:#586368}.detail-grid ul{padding-left:18px;margin-bottom:0}.project-types .detail-grid article{background:#fff}.scope-note{padding:24px;border-left:3px solid var(--gold);background:#fff;line-height:1.8;color:#586368;font-size:14px;margin:36px 0 0}.preparation{display:grid;grid-template-columns:1fr 1fr;gap:70px}.preparation h2{font-size:clamp(30px,3.5vw,46px);line-height:1.25}.check-list{margin:0;padding:0;list-style:none}.check-list li{padding:18px 0;border-top:1px solid #d6dad8;color:#586368;font-size:15px;line-height:1.7}.numbered{list-style:decimal;padding-left:23px}.numbered li{padding-left:6px}.project-cta{padding:65px 0;background:#172126;color:white}.project-cta .container{display:flex;justify-content:space-between;align-items:center;gap:45px}.project-cta h2{font-size:clamp(29px,3.1vw,44px);margin-bottom:15px}.project-cta p:not(.eyebrow){font-size:15px;line-height:1.75;color:#c5cdd0;margin-bottom:0;max-width:700px}.project-cta .btn{flex-shrink:0}.project-cta .eyebrow{margin-bottom:18px}.gallery-page{padding-top:64px}.gallery-page .g3,.gallery-page .g4,.gallery-page .g5{grid-column:span 2}.gallery-page .gal-grid{grid-auto-rows:230px}.gallery-page .g1{grid-row:span 1}.contact-help{border-top:1px solid #d4d8d5;margin-top:36px;padding-top:26px;max-width:430px}.contact-help h2{font-size:22px}.contact-help p{font-size:14px;color:#586368;line-height:1.85}.contact .contact-layout{gap:65px}.optional-details{margin-top:22px;border-top:1px solid #d4d9d7;border-bottom:1px solid #d4d9d7;padding:5px 0}.optional-details summary{cursor:pointer;font-weight:700;font-size:13px;line-height:1.7;padding:14px 0}.optional-details summary span{font-size:11px;color:#6c767a;font-weight:400;margin-left:8px}.optional-details[open]{padding-bottom:22px}.contact-form .form-note{color:#606c70}.brief-preview h2{font-size:23px}.contact-form .consent{margin-top:22px}.contact-form input[type=checkbox]{min-height:18px;min-width:18px}.page-intro+.resilience{padding-top:70px}.gallery-page .section-header h2{font-size:36px}.contact-form .brief-preview pre{font-family:Arial,Helvetica,sans-serif}.nav a{line-height:1.5}.hero .eyebrow{max-width:700px;line-height:1.8}
@media(max-width:1100px){.page-intro-grid{gap:35px}.page-intro-grid img{height:350px}.contact .contact-layout{gap:40px}.project-cta .container{gap:25px}.project-cta h2{font-size:34px}}
@media(max-width:820px){.page-intro{padding:50px 0}.page-intro-grid,.preparation{grid-template-columns:1fr;gap:30px}.page-intro-grid img{height:340px}.detail-grid{gap:20px}.detail-grid article{padding:25px}.project-cta .container{align-items:flex-start;flex-direction:column}.project-cta{padding:48px 0}.nav [aria-current=page]:not(.nav-cta){border-bottom:0}.gallery-page .g3,.gallery-page .g4,.gallery-page .g5{grid-column:span 1}.gallery-page .g1,.gallery-page .g2{grid-column:span 2}.gallery-page .gal-grid{grid-auto-rows:210px}.contact h1{font-size:44px}.contact .contact-layout{gap:35px}}
@media(max-width:560px){.detail-grid{grid-template-columns:1fr}.page-intro-grid img{height:270px}.page-lead{font-size:16px}.page-intro h1,.contact h1{font-size:36px}.hero h1{font-size:42px}.hero-description{font-size:14px}.gallery-page .g3,.gallery-page .g4,.gallery-page .g5{grid-column:span 2}.contact-help{display:none}.optional-details summary span{margin-left:5px}.gallery-page .section-header h2{font-size:32px}}

/* ===== v6 : améliorations ===== */
.hero-bottom span:last-child{display:none}
.hero-photo{will-change:auto}
.eyebrow{color:#96610b}.eyebrow-light{color:#f7bc4c}
.muted{color:#767a7a}
.commit{background:#fff}
.commit-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.commit-grid article{padding:34px 30px;background:var(--paper);border-top:3px solid var(--gold)}
.commit-grid h3{font-size:21px;margin-bottom:12px}
.commit-grid p{margin:0;color:#60676a;line-height:1.8;font-size:14px}
.commit-grid .num{display:block;font-size:11px;font-weight:800;letter-spacing:.18em;color:#96610b;margin-bottom:22px}
/* galerie : agrandissement */
.gal-grid figure[tabindex]{cursor:zoom-in}
.gal-grid figure:focus-visible{outline:3px solid var(--gold);outline-offset:3px}
.lightbox{border:0;padding:0;background:transparent;max-width:min(1100px,94vw);max-height:92vh;overflow:visible;color:#fff}
.lightbox::backdrop{background:#0b0f11e8}
.lightbox figure{margin:0}
.lightbox img{display:block;max-width:100%;max-height:78vh;margin:auto;object-fit:contain}
.lightbox figcaption{margin-top:14px;text-align:center;font-size:12px;letter-spacing:.14em;text-transform:uppercase;font-weight:800}
.lb-btn{position:fixed;top:50%;transform:translateY(-50%);width:48px;height:48px;border:1px solid #ffffff66;background:#10151899;color:#fff;font-size:22px;display:grid;place-items:center}
.lb-btn:hover{background:var(--gold);color:#111}
.lb-prev{left:16px}.lb-next{right:16px}
.lb-close{position:fixed;top:16px;right:16px;width:44px;height:44px;border:1px solid #ffffff66;background:#10151899;color:#fff;font-size:22px}
.lb-close:hover{background:var(--gold);color:#111}
/* barre d'actions mobile */
.mbar{display:none}
/* page 404 */
.nf{padding:140px 0;text-align:left}
.nf h1{font-size:clamp(44px,7vw,96px);line-height:1.1;margin-bottom:20px}
.nf p{color:#60676a;max-width:560px;line-height:1.85;margin-bottom:30px}
/* validation */
.contact-form input:user-invalid,.contact-form textarea:user-invalid{border-color:#b3261e}
@media(max-width:1100px){.commit-grid{grid-template-columns:1fr}}
@media(max-width:820px){
 .hero-shade{background:linear-gradient(180deg,#101519f0 0%,#111519d9 55%,#101519cc 100%)}
 .whatsapp,.hero-bottom{display:none}
 body{padding-bottom:62px}
 .mbar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:40;background:#171b1e;box-shadow:0 -4px 20px #0004;padding-bottom:env(safe-area-inset-bottom)}
 .mbar a{display:flex;align-items:center;justify-content:center;min-height:62px;font-size:12px;font-weight:800;letter-spacing:.04em;color:#fff;border-right:1px solid #ffffff1f}
 .mbar a:last-child{border:0;background:var(--gold);color:#191919}
 .mbar a.wa{color:#5fe0a0}
 .lb-prev{left:6px}.lb-next{right:6px}
}
@media print{.topbar,.header,.whatsapp,.mbar,.project-cta,.menu-toggle{display:none!important}.reveal{opacity:1!important;transform:none!important}a[href^="http"]:after{content:" (" attr(href) ")";font-size:10px}}

/* Keep the hero caption below the actions, without absolute overlap. */
@media (min-width:821px){
 .hero{height:auto;min-height:clamp(610px,calc(100svh - 115px),780px);padding-bottom:32px}
 .hero-content{padding-bottom:0}
 .hero-bottom{position:relative;bottom:auto;left:auto;transform:none;margin-top:32px;margin-bottom:0;line-height:1.8}
}