:root{--green:#094f2e;--sage:#84a59d;--gold:#f6bd60;--linen:#f7ede2;--rose:#f5cac3;--coral:#f28482;--ink:#17372b;--white:#fff;--line:#d9e3df}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--linen);color:var(--ink);font-family:Garamond,"Times New Roman",serif;font-size:18px}
a{color:inherit}
.skip-link{position:absolute;left:-9999px}.skip-link:focus{left:15px;top:15px;z-index:50;background:#fff;padding:10px}
.site-header{position:sticky;top:0;z-index:20;display:flex;align-items:center;justify-content:space-between;gap:28px;padding:14px max(24px,calc((100vw - 1180px)/2));background:rgba(247,237,226,.95);border-bottom:1px solid rgba(9,79,46,.12);backdrop-filter:blur(12px)}
.logo img{display:block;width:235px;max-height:64px;object-fit:contain;object-position:left center}
nav{display:flex;align-items:center;gap:22px;font-family:Arial,sans-serif;font-size:14px;font-weight:700}nav a{text-decoration:none}nav a:hover{text-decoration:underline;text-underline-offset:5px}
.nav-cta{background:var(--green);color:#fff;padding:12px 18px;border-radius:99px}.menu-button{display:none}
.webinar-banner{max-width:none;background:var(--gold);color:var(--green);padding:15px max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:30px;font-family:Arial,sans-serif}.webinar-banner div{display:flex;flex-wrap:wrap;gap:7px 18px;align-items:center}.webinar-banner strong{font-size:14px}.webinar-banner span{font-size:14px}.webinar-banner a{flex:none;border:2px solid var(--green);border-radius:99px;padding:10px 16px;text-decoration:none;font-size:13px;font-weight:bold;background:#fff}.webinar-banner a:hover{background:var(--green);color:#fff}
.hero{max-width:1180px;margin:auto;min-height:670px;padding:105px 24px 80px;display:grid;grid-template-columns:1.35fr .65fr;gap:75px;align-items:center}
.eyebrow{margin:0 0 14px;text-transform:uppercase;letter-spacing:.16em;font:bold 12px Arial,sans-serif;color:var(--green)}
h1,h2,h3{font-family:Georgia,serif}h1{font-size:clamp(50px,6.3vw,82px);line-height:1.02;letter-spacing:-.04em;margin:0 0 24px}h1 span{background:linear-gradient(transparent 63%,var(--gold) 63%)}
.lead{font-size:22px;line-height:1.55;color:#4e645c;max-width:760px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:32px}
.button{display:inline-flex;align-items:center;justify-content:center;border-radius:99px;padding:15px 22px;text-decoration:none;font:bold 14px Arial,sans-serif;text-align:center}.primary{background:var(--green);color:#fff}.secondary{border:1px solid var(--sage);background:#fff;color:var(--green)}.light{background:#fff;color:var(--green)}
.button:hover{transform:translateY(-2px);box-shadow:0 10px 25px rgba(9,79,46,.13)}
.hero-note{position:relative;background:#fff;border:1px solid var(--line);border-radius:110px 110px 24px 24px;padding:85px 42px 45px;line-height:1.55;box-shadow:0 25px 70px rgba(9,79,46,.08)}.hero-note:before{content:"";position:absolute;width:68px;height:112px;left:50%;top:-45px;transform:rotate(34deg);background:var(--gold);border-radius:100% 0 100% 0}
.webinar-section{scroll-margin-top:90px;background:var(--green);color:#fff;padding:80px max(24px,calc((100vw - 1180px)/2));display:grid;grid-template-columns:1.12fr .88fr;gap:70px;align-items:start}.webinar-section .eyebrow{color:var(--gold)}.webinar-copy h2{font-size:clamp(38px,4.5vw,58px);line-height:1.06;margin:0 0 18px}.webinar-copy>p,.webinar-copy li{line-height:1.55;color:#e5eee9}.webinar-copy h3{font-size:23px;margin:27px 0 10px}.webinar-copy ul{padding-left:22px}.webinar-date{font:bold 16px Arial,sans-serif;color:var(--gold)!important}.webinar-audience{border-left:5px solid var(--gold);padding:8px 0 8px 20px;margin-top:28px}.webinar-signup{background:#fff;color:var(--ink);border-radius:25px;padding:32px;display:grid;gap:16px;box-shadow:0 25px 60px rgba(0,0,0,.18)}.webinar-signup h3{color:var(--green);font-size:30px;margin:0 0 4px}.webinar-signup label{display:grid;gap:7px;font:bold 14px Arial,sans-serif;color:var(--green)}.webinar-signup input,.webinar-signup textarea{width:100%;border:1px solid #b8c9c2;border-radius:11px;background:#fff;color:var(--ink);padding:13px 14px;font:16px Garamond,"Times New Roman",serif}.webinar-signup textarea{resize:vertical}.webinar-signup input:focus,.webinar-signup textarea:focus{outline:3px solid rgba(246,189,96,.55);border-color:var(--green)}.webinar-signup .consent{display:flex;align-items:flex-start;gap:10px;font-weight:normal;line-height:1.4}.webinar-signup .consent input{width:18px;height:18px;margin-top:1px;flex:none}.webinar-signup .button{border:0;cursor:pointer;width:100%}.webinar-signup>small{color:#61716b;line-height:1.4}
.section{max-width:1180px;margin:auto;padding:100px 24px}.intro{border-top:1px solid rgba(9,79,46,.18)}.intro h2,.section-heading h2,.about h2{font-size:clamp(36px,4.3vw,56px);line-height:1.08;margin:0}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;margin-top:34px}.intro-grid p{font-size:21px;line-height:1.6;margin:0}
.offers{max-width:none;background:#fff;padding-left:max(24px,calc((100vw - 1180px)/2));padding-right:max(24px,calc((100vw - 1180px)/2))}.section-heading{display:grid;grid-template-columns:1.2fr .8fr;gap:70px;align-items:end;margin-bottom:45px}.section-heading>p{line-height:1.6;color:#586a64;margin:0}
.offer-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.three-doors{grid-template-columns:repeat(3,1fr)}.offer-card{border:1px solid var(--line);border-radius:25px;padding:31px;background:#fff}.offer-card.featured{background:var(--green);color:#fff}.offer-card>span{font:bold 12px Arial,sans-serif;color:var(--coral)}.offer-card h3{font-size:27px;margin:13px 0}.offer-card p,.offer-card li{line-height:1.5}.offer-card ul{padding-left:20px;margin-bottom:0}.offer-card:not(.featured) h3{color:var(--green)}.formats{margin-top:20px;display:flex;flex-wrap:wrap;align-items:center;gap:10px}.formats strong{margin-right:8px}.formats span{background:var(--linen);border-radius:99px;padding:9px 13px;font:13px Arial,sans-serif}
.diagnostic-band{background:var(--green);color:#fff;padding:70px max(24px,calc((100vw - 1180px)/2));display:flex;align-items:center;justify-content:space-between;gap:70px}.diagnostic-band .eyebrow{color:var(--gold)}.diagnostic-band h2,.contact h2{font-size:clamp(34px,4vw,52px);margin:0 0 15px}.diagnostic-band p:not(.eyebrow){max-width:760px;line-height:1.55;color:#e0eae6}.diagnostic-band .button{flex:none}
.method-steps{list-style:none;margin:0;padding:0;border-top:1px solid var(--line)}.method-steps li{display:grid;grid-template-columns:85px 1fr;gap:18px;padding:27px 0;border-bottom:1px solid var(--line)}.method-steps span{font:bold 13px Arial,sans-serif;color:var(--coral)}.method-steps h3{font-size:31px;margin:0 0 6px;color:var(--green)}.method-steps p{margin:0;line-height:1.5;color:#596b64}
.experiences{max-width:none;background:#fff;padding-left:max(24px,calc((100vw - 1180px)/2));padding-right:max(24px,calc((100vw - 1180px)/2))}.reference-groups{display:grid;grid-template-columns:1fr 1fr;gap:16px}.reference-groups article{padding:25px;border:1px solid var(--line);border-radius:18px}.reference-groups h3{margin:0 0 10px;color:var(--green)}.reference-groups p{line-height:1.55;margin:0}.reference-groups small{display:block;color:#65756f;margin-top:10px;line-height:1.4}.case-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:45px}.case-grid article{background:var(--linen);border-radius:22px;padding:25px}.case-grid h3{font-size:24px;margin:0 0 10px}.case-grid p:last-child{line-height:1.5}.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:45px}.testimonials article{background:#f7e7c4;border-radius:22px;padding:26px}.stars{color:#d88b00;letter-spacing:.12em}.testimonials blockquote{font-size:20px;line-height:1.45;margin:17px 0}.testimonials cite{font:13px Arial,sans-serif;color:#596b64}.reviews-link{display:inline-block;margin-top:24px;font-weight:bold;text-underline-offset:5px}
.featured-case{display:grid;grid-template-columns:260px 1fr;gap:42px;align-items:center;margin-top:45px;padding:38px;background:var(--linen);border-radius:26px}.featured-case-logo{display:flex;align-items:center;justify-content:center;min-height:175px;background:#fff;border-radius:20px;padding:30px}.featured-case-logo img{width:100%;height:auto}.featured-case h3{font-size:32px;line-height:1.12;margin:0 0 13px;color:var(--green)}.featured-case p:not(.eyebrow){line-height:1.55;margin-bottom:20px}.case-link{font:bold 14px Arial,sans-serif;color:var(--green);text-underline-offset:6px}

/* Étude de cas La Clé des Mondes */
.case-page{background:var(--linen)}.case-page .site-header{position:static}.case-main{overflow:hidden}.case-hero{max-width:1180px;margin:auto;padding:92px 24px 75px;display:grid;grid-template-columns:1.15fr .85fr;gap:75px;align-items:center}.case-hero h1{font-size:clamp(48px,6vw,76px)}.case-hero .lead{max-width:700px}.client-logo-card{background:#fff;border:1px solid var(--line);border-radius:32px;padding:65px 48px;box-shadow:0 24px 60px rgba(9,79,46,.08)}.client-logo-card img{display:block;width:100%;height:auto}.case-section{max-width:1180px;margin:auto;padding:82px 24px}.case-section h2{font-size:clamp(36px,4vw,52px);line-height:1.08;margin:0 0 26px}.case-section>p,.case-section li{line-height:1.65}.case-intro{background:#fff}.branch-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px;margin-top:34px}.branch-card{border:1px solid var(--line);border-radius:22px;padding:30px;background:#fff}.branch-card span{display:inline-flex;width:34px;height:34px;border-radius:50%;align-items:center;justify-content:center;background:var(--gold);font:bold 12px Arial,sans-serif;color:var(--green)}.branch-card h3{font-size:27px;color:var(--green);margin:17px 0 9px}.branch-card p{line-height:1.55;margin:0}.editorial-note{max-width:1180px;margin:0 auto 5px;padding:0 24px}.editorial-note-inner{position:relative;background:#fff;border:1px solid var(--line);border-radius:28px;padding:45px 50px}.editorial-note-inner:before{content:"";display:block;width:74px;height:8px;background:var(--gold);border-radius:99px;margin-bottom:25px}.editorial-note h2{font-size:34px;margin:0 0 15px}.editorial-note p{font-size:21px;line-height:1.55;margin:0;max-width:900px}.case-two-col{display:grid;grid-template-columns:.8fr 1.2fr;gap:65px;align-items:start}.case-number{font:bold 13px Arial,sans-serif;color:var(--coral);letter-spacing:.15em}.case-panel{background:#fff;border-radius:25px;padding:34px}.case-panel p:first-child{margin-top:0}.case-panel p:last-child{margin-bottom:0}.concrete-example{background:#fff}.concrete-card{display:grid;grid-template-columns:225px 1fr;gap:35px;align-items:center;background:var(--linen);border-radius:26px;padding:38px;margin-top:32px}.concrete-icon{height:205px;border-radius:22px;background:var(--green);color:#fff;display:flex;align-items:center;justify-content:center;text-align:center;font:bold 15px Arial,sans-serif;letter-spacing:.08em;line-height:1.5;padding:25px}.concrete-card h3{font-size:30px;color:var(--green);margin:0 0 13px}.concrete-card p{line-height:1.62;margin:0}.client-quote{max-width:980px;margin:0 auto;padding:88px 24px}.client-quote blockquote{margin:0;font-size:clamp(29px,4vw,47px);line-height:1.22;color:var(--green);font-family:Georgia,serif}.client-quote blockquote:before{content:"«";color:var(--gold);font-size:80px;line-height:.4;display:block;margin-bottom:25px}.client-quote cite{display:block;margin-top:25px;font:14px Arial,sans-serif;color:#61716b}.next-stage{background:#fff}.next-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;margin-top:35px}.next-grid article{padding:27px;border-radius:20px;background:var(--linen)}.next-grid h3{margin:0 0 10px;color:var(--green);font-size:23px}.next-grid p{line-height:1.55;margin:0}.case-cta{background:var(--green);color:#fff;text-align:center;padding:83px 24px}.case-cta h2{font-size:clamp(38px,5vw,60px);margin:0 auto 18px;max-width:850px}.case-cta p{max-width:730px;margin:0 auto 30px;line-height:1.6;color:#e0eae6}.case-cta .button{background:#fff;color:var(--green)}.case-back{display:inline-block;margin-top:22px;color:#fff;font:bold 13px Arial,sans-serif;text-underline-offset:5px}
.about{display:grid;grid-template-columns:.7fr 1.3fr;gap:75px;align-items:center}.photo-placeholder{aspect-ratio:4/5;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(145deg,var(--sage),var(--green));color:#fff;border-radius:45% 45% 20px 20px}.photo-placeholder span{font:80px Georgia,serif}.photo-placeholder small{font:12px Arial,sans-serif;text-transform:uppercase;letter-spacing:.15em}.about-copy>p{line-height:1.6}.about-copy blockquote{margin:28px 0 0;border-left:5px solid var(--gold);padding:5px 0 5px 24px;font-size:22px;line-height:1.5;color:var(--green)}
.profile-photo{margin:0;aspect-ratio:4/5;overflow:hidden;border-radius:45% 45% 22px 22px;background:var(--sage)}.profile-photo img{display:block;width:100%;height:100%;object-fit:cover;object-position:58% center}
.contact{background:var(--coral);padding:75px max(24px,calc((100vw - 1180px)/2));display:grid;grid-template-columns:.85fr 1.15fr;gap:70px;align-items:start}.contact-intro>p:not(.eyebrow){font-size:20px;line-height:1.55}.contact-details{display:flex;align-items:flex-start;flex-direction:column;gap:16px;margin-top:32px}.email{font-size:21px;font-weight:bold;text-underline-offset:6px}.address{line-height:1.45;text-underline-offset:5px}.contact-form{background:#fff;border:1px solid rgba(9,79,46,.12);border-radius:24px;padding:30px;box-shadow:0 20px 50px rgba(9,79,46,.09);display:grid;gap:17px}.contact-form label{display:grid;gap:7px;font:bold 14px Arial,sans-serif;color:var(--green)}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid #b8c9c2;border-radius:11px;background:#fff;color:var(--ink);padding:13px 14px;font:16px Garamond,"Times New Roman",serif}.contact-form textarea{resize:vertical;min-height:135px}.contact-form input:focus,.contact-form select:focus,.contact-form textarea:focus{outline:3px solid rgba(246,189,96,.55);border-color:var(--green)}.field-row{display:grid;grid-template-columns:1fr 1fr;gap:14px}.contact-form .consent{display:flex;align-items:flex-start;gap:10px;font-weight:normal;line-height:1.4}.consent input{width:18px;height:18px;margin-top:1px;flex:none}.contact-form .button{border:0;cursor:pointer;justify-self:start}.contact-form small{color:#61716b;line-height:1.4}.website-field{position:absolute!important;left:-10000px!important}.form-status{display:none;border-radius:12px;padding:13px 15px;font:15px Arial,sans-serif;line-height:1.4}.form-status.success{display:block;background:#e2f1e9;color:#064d2c}.form-status.error{display:block;background:#fff0e8;color:#7b2b17}
footer{background:#062d1b;color:#fff;padding:60px max(24px,calc((100vw - 1180px)/2));display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:65px;font-size:15px}footer>div{display:flex;flex-direction:column;align-items:flex-start;gap:12px}footer a{color:#dce9e4;text-underline-offset:4px}.footer-brand img{width:290px;max-width:100%;filter:brightness(0) invert(1)}.footer-brand p{color:#b9cdc5;line-height:1.5}
.legal-header{position:static}.legal-page{max-width:850px;margin:auto;padding:80px 24px 110px}.legal-page h1{font-size:clamp(48px,7vw,72px)}.legal-page section{background:#fff;border:1px solid var(--line);border-radius:20px;padding:28px;margin-top:18px}.legal-page h2{font-size:27px;margin-top:0}.legal-page p,.legal-page li{line-height:1.6}.legal-page li+li{margin-top:7px}
@media(max-width:900px){.site-header{padding:10px 18px}.logo img{width:190px}.menu-button{display:block;border:1px solid var(--sage);border-radius:99px;padding:10px 14px;background:transparent;color:var(--green);font-weight:bold}nav{display:none;position:absolute;left:0;right:0;top:74px;background:var(--linen);padding:20px;flex-direction:column;align-items:stretch;border-bottom:1px solid var(--line)}nav.open{display:flex}.hero{grid-template-columns:1fr;gap:55px;padding-top:75px}.hero-note{max-width:520px}.section-heading,.about,.contact{grid-template-columns:1fr}.offer-grid,.three-doors{grid-template-columns:1fr}.diagnostic-band{align-items:flex-start;flex-direction:column}.reference-groups{grid-template-columns:1fr}.case-grid,.testimonials{grid-template-columns:1fr}.featured-case,.case-hero,.case-two-col,.concrete-card{grid-template-columns:1fr}.featured-case-logo{max-width:360px}.next-grid{grid-template-columns:1fr}.about{gap:40px}.photo-placeholder{max-width:420px;width:100%}footer{grid-template-columns:1fr 1fr}.footer-brand{grid-column:1/-1}}
@media(max-width:600px){body{font-size:17px}.hero{padding:58px 18px 65px;min-height:0}h1{font-size:47px}.lead{font-size:19px}.hero-note{padding:72px 28px 32px}.section{padding:72px 18px}.intro-grid{grid-template-columns:1fr;gap:15px}.offers{padding-left:18px;padding-right:18px}.section-heading{gap:20px}.offer-card{padding:25px 21px}.actions{align-items:stretch;flex-direction:column}.diagnostic-band,.contact{padding:60px 18px;gap:30px}.contact-form{padding:22px 18px}.field-row{grid-template-columns:1fr}.contact-form .button{width:100%}.method-steps li{grid-template-columns:45px 1fr}.about h2{font-size:38px}footer{grid-template-columns:1fr;padding:50px 18px}.footer-brand{grid-column:auto}}
@media(max-width:900px){.webinar-banner{align-items:flex-start;flex-direction:column;gap:12px}.webinar-section{grid-template-columns:1fr}}
@media(max-width:600px){.webinar-banner{padding:16px 18px}.webinar-banner a{width:100%;text-align:center}.webinar-section{padding:60px 18px;gap:35px}.webinar-copy h2{font-size:39px}.webinar-signup{padding:25px 20px}}