:root{--obl-green: #166534;--obl-green-dark: #14532D;--obl-green-light: #22C55E;--obl-white: #FFFFFF;--obl-off-white: #F5FAF7;--obl-gray-50: #F9FAFB;--obl-gray-100: #F3F4F6;--obl-text: #111111;--obl-text-light: #555555;--obl-border: #E5E7EB;--obl-red: #DC2626;--obl-radius: 10px;--obl-shadow-sm: 0 1px 3px rgba(0,0,0,.06);--obl-shadow-md: 0 4px 16px rgba(0,0,0,.08);--obl-shadow-lg: 0 8px 32px rgba(0,0,0,.12);--obl-font-heading: "DM Sans", system-ui, sans-serif;--obl-font-body: "Inter", system-ui, sans-serif;--obl-max-width: 1120px;--obl-transition: .25s ease}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}body{font-family:var(--obl-font-body);font-size:16px;line-height:1.7;color:var(--obl-text);background-color:var(--obl-white);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}img{max-width:100%;height:auto;display:block}a{color:var(--obl-green);text-decoration:none;transition:color var(--obl-transition)}a:hover{color:var(--obl-green-dark)}h1,h2,h3,h4,h5,h6{font-family:var(--obl-font-heading);font-weight:800;line-height:1.15;color:var(--obl-text)}.obl-container{width:100%;max-width:var(--obl-max-width);margin:0 auto;padding:0 24px}.obl-header{position:sticky;top:0;z-index:1000;background:var(--obl-white);border-bottom:1px solid var(--obl-border);padding:14px 0}.obl-header-inner{display:flex;justify-content:space-between;align-items:center}.obl-logo{font-family:var(--obl-font-heading);font-size:1.15rem;font-weight:800;color:var(--obl-text)}.obl-logo:hover{color:var(--obl-text)}.obl-logo strong{color:var(--obl-green)}.obl-header-right{display:flex;align-items:center;gap:20px}.obl-header-tel{font-family:var(--obl-font-body);font-size:.9rem;font-weight:600;color:var(--obl-text);display:flex;align-items:center;gap:6px}.obl-header-tel:hover{color:var(--obl-green)}.obl-header-cta{display:inline-block;padding:10px 22px;background:var(--obl-green);color:var(--obl-white);font-family:var(--obl-font-heading);font-size:.88rem;font-weight:700;border-radius:var(--obl-radius);border:none;cursor:pointer;text-decoration:none;transition:background var(--obl-transition),transform .15s ease}.obl-header-cta:hover{background:var(--obl-green-dark);color:var(--obl-white);transform:translateY(-1px)}.obl-mobile-toggle{display:none;background:none;border:none;cursor:pointer;padding:8px}.obl-mobile-toggle span{display:block;width:22px;height:2px;background:var(--obl-text);margin:5px 0;transition:transform var(--obl-transition),opacity var(--obl-transition)}.obl-mobile-toggle--open span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}.obl-mobile-toggle--open span:nth-child(2){opacity:0}.obl-mobile-toggle--open span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}.obl-mobile-menu{position:fixed;top:0;left:0;width:100%;height:100vh;background:var(--obl-white);z-index:999;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:28px;opacity:0;pointer-events:none;transition:opacity var(--obl-transition)}.obl-mobile-menu--open{opacity:1;pointer-events:auto}.obl-mobile-link{font-family:var(--obl-font-heading);font-size:1.3rem;font-weight:800;color:var(--obl-text)}.obl-mobile-link:hover{color:var(--obl-green)}.obl-mobile-cta{display:inline-block;margin-top:12px;padding:14px 36px;background:var(--obl-green);color:var(--obl-white);font-family:var(--obl-font-heading);font-size:1rem;font-weight:700;border-radius:var(--obl-radius)}.obl-mobile-cta:hover{background:var(--obl-green-dark);color:var(--obl-white)}.obl-hero{padding:80px 0 60px;overflow:hidden}.obl-hero-inner{max-width:var(--obl-max-width);margin:0 auto;padding:0 24px;display:flex;align-items:center;gap:48px}.obl-hero-content{flex:1;min-width:0}.obl-hero-title{font-size:4.5rem;font-weight:800;color:var(--obl-text);line-height:1.05;margin-bottom:24px;letter-spacing:-.03em}.obl-hero-title span{color:var(--obl-green)}.obl-hero-subtitle{font-size:1.1rem;color:var(--obl-text-light);line-height:1.7;margin-bottom:36px;max-width:520px}.obl-hero-actions{display:flex;flex-wrap:wrap;align-items:center;gap:20px}.obl-hero-cta{display:inline-block;padding:16px 36px;background:var(--obl-green);color:var(--obl-white);font-family:var(--obl-font-heading);font-size:1rem;font-weight:700;border-radius:var(--obl-radius);border:none;cursor:pointer;text-decoration:none;transition:background var(--obl-transition),transform .15s ease;box-shadow:0 4px 20px #1665344d}.obl-hero-cta:hover{background:var(--obl-green-dark);color:var(--obl-white);transform:translateY(-2px)}.obl-hero-tel{font-size:.95rem;color:var(--obl-text-light);font-weight:500}.obl-hero-tel a{color:var(--obl-green);font-weight:700}.obl-hero-visual{flex-shrink:0;width:420px;position:relative}.obl-hero-visual img{width:100%;height:460px;object-fit:cover;border-radius:16px;box-shadow:var(--obl-shadow-lg)}.obl-probsol{padding:80px 0;background:var(--obl-gray-50)}.obl-probsol-title{font-size:2.2rem;text-align:center;margin-bottom:56px;letter-spacing:-.02em}.obl-probsol-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;max-width:900px;margin:0 auto}.obl-probsol-col h3{font-weight:800;margin-bottom:24px;text-transform:uppercase;letter-spacing:.06em;font-size:.85rem}.obl-probsol-col--problems h3{color:var(--obl-red)}.obl-probsol-col--solutions h3{color:var(--obl-green)}.obl-probsol-list{list-style:none;display:flex;flex-direction:column;gap:16px}.obl-probsol-item{display:flex;align-items:flex-start;gap:12px;font-size:.95rem;color:var(--obl-text-light);line-height:1.6}.obl-probsol-icon{flex-shrink:0;width:24px;height:24px;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:.8rem;font-weight:700;margin-top:2px}.obl-probsol-col--problems .obl-probsol-icon{background:#fee2e2;color:var(--obl-red)}.obl-probsol-col--solutions .obl-probsol-icon{background:#d1fae5;color:var(--obl-green)}.obl-services{padding:80px 0}.obl-service-block{display:flex;align-items:center;gap:48px;margin-bottom:64px}.obl-service-block:last-child{margin-bottom:0}.obl-service-block--reverse{flex-direction:row-reverse}.obl-service-text{flex:1;min-width:0}.obl-service-text h3{font-size:1.6rem;margin-bottom:16px;letter-spacing:-.01em}.obl-service-text p{font-size:.98rem;color:var(--obl-text-light);line-height:1.75}.obl-service-img{flex-shrink:0;width:400px}.obl-service-img img{width:100%;height:280px;object-fit:cover;border-radius:12px;box-shadow:var(--obl-shadow-md)}.obl-mid-cta{padding:72px 24px;background:linear-gradient(135deg,var(--obl-green-dark) 0%,var(--obl-green) 50%,var(--obl-green-light) 100%);text-align:center}.obl-mid-cta h2{font-size:2rem;color:var(--obl-white);margin-bottom:16px;letter-spacing:-.02em}.obl-mid-cta p{font-size:1.05rem;color:#ffffffd9;max-width:520px;margin:0 auto 28px;line-height:1.6}.obl-mid-cta-btn{display:inline-block;padding:16px 40px;background:var(--obl-white);color:var(--obl-green);font-family:var(--obl-font-heading);font-size:1rem;font-weight:700;border-radius:var(--obl-radius);border:none;cursor:pointer;text-decoration:none;transition:transform .15s ease,box-shadow var(--obl-transition);box-shadow:0 4px 20px #00000026}.obl-mid-cta-btn:hover{transform:translateY(-2px);box-shadow:0 8px 32px #0003;color:var(--obl-green)}.obl-faq-section{padding:80px 0}.obl-faq-header{text-align:center;margin-bottom:48px}.obl-faq-header h2{font-size:2rem;letter-spacing:-.02em}.obl-faq-list{max-width:700px;margin:0 auto}.obl-faq-item{border-bottom:1px solid var(--obl-border)}.obl-faq-item:first-child{border-top:1px solid var(--obl-border)}.obl-faq-question{font-family:var(--obl-font-heading);font-size:1.05rem;font-weight:700;color:var(--obl-text);cursor:pointer;display:flex;justify-content:space-between;align-items:center;gap:16px;background:none;border:none;width:100%;text-align:left;padding:20px 0;line-height:1.4}.obl-faq-question:after{content:"+";font-size:1.5rem;color:var(--obl-green);flex-shrink:0;transition:transform var(--obl-transition);font-weight:400;line-height:1}.obl-faq-item--open .obl-faq-question:after{content:"-"}.obl-faq-answer{font-size:.95rem;color:var(--obl-text-light);line-height:1.7;max-height:0;overflow:hidden;transition:max-height .4s ease,padding .3s ease;padding-bottom:0}.obl-faq-item--open .obl-faq-answer{max-height:500px;padding-bottom:20px}.obl-devis-section{padding:80px 0;background:var(--obl-green-dark)}.obl-devis-inner{text-align:center}.obl-devis-title{font-size:2.2rem;color:var(--obl-white);margin-bottom:12px;letter-spacing:-.02em}.obl-devis-subtitle{font-size:1.05rem;color:#fffc;margin-bottom:40px;line-height:1.6}.obl-devis-embed{max-width:600px;margin:0 auto;background:var(--obl-white);border-radius:16px;padding:32px;box-shadow:0 8px 40px #0003;min-height:520px}.obl-footer{background:#0a0a0a;color:#ffffffa6;padding:56px 0 32px}.obl-footer-inner{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:48px;margin-bottom:40px}.obl-footer-brand{font-family:var(--obl-font-heading);font-size:1.1rem;font-weight:800;color:var(--obl-white);margin-bottom:12px}.obl-footer-brand strong{color:var(--obl-green-light)}.obl-footer-desc{font-size:.88rem;line-height:1.65;max-width:320px}.obl-footer-col-title{font-family:var(--obl-font-heading);font-size:.85rem;font-weight:700;color:var(--obl-white);text-transform:uppercase;letter-spacing:.06em;margin-bottom:16px}.obl-footer-links{list-style:none}.obl-footer-links li{margin-bottom:10px}.obl-footer-links a{font-size:.88rem;color:#ffffff8c;transition:color var(--obl-transition)}.obl-footer-links a:hover{color:var(--obl-green-light)}.obl-footer-bottom{border-top:1px solid rgba(255,255,255,.08);padding-top:24px;text-align:center;font-size:.8rem}.tally-embed-wrapper{width:100%}.tally-embed-wrapper iframe{border:none;border-radius:12px}.obl-breadcrumb{padding:12px 24px;max-width:var(--obl-max-width);margin:0 auto;font-size:.85rem;color:var(--obl-text-light)}.obl-breadcrumb ol{list-style:none;display:flex;flex-wrap:wrap;gap:0}.obl-breadcrumb li:not(:last-child):after{content:"/";margin:0 8px;color:var(--obl-border)}.obl-breadcrumb a{color:var(--obl-green)}.obl-breadcrumb span[aria-current=page]{color:var(--obl-text-light)}.obl-page-hero{padding:48px 0;background:var(--obl-gray-50);border-bottom:1px solid var(--obl-border)}.obl-page-hero h1{font-size:2.2rem;margin-bottom:12px;letter-spacing:-.02em}.obl-page-intro{font-size:1.05rem;color:var(--obl-text-light);max-width:700px;line-height:1.7}.obl-section{padding:80px 0}.obl-section--gray{background:var(--obl-gray-50)}.obl-section-label{font-size:.8rem;font-weight:700;text-transform:uppercase;letter-spacing:.1em;color:var(--obl-green);margin-bottom:10px}.obl-section-title{font-size:2rem;margin-bottom:14px;letter-spacing:-.01em}.obl-section-desc{font-size:1.02rem;color:var(--obl-text-light);max-width:620px;margin-bottom:40px;line-height:1.7}.obl-section-header{text-align:center;margin-bottom:48px}.obl-section-header .obl-section-desc{margin-left:auto;margin-right:auto}.obl-internal-links{display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin-top:40px}.obl-internal-links a{display:inline-block;padding:10px 22px;border:2px solid var(--obl-green);color:var(--obl-green);font-size:.88rem;font-weight:600;border-radius:var(--obl-radius);transition:all var(--obl-transition)}.obl-internal-links a:hover{background:var(--obl-green);color:var(--obl-white)}.obl-cta-banner{padding:64px 24px;background:linear-gradient(135deg,var(--obl-green-dark) 0%,var(--obl-green-light) 100%);text-align:center;color:var(--obl-white)}.obl-cta-banner h2{font-size:1.8rem;color:var(--obl-white);margin-bottom:12px}.obl-cta-banner p{font-size:1.02rem;color:#ffffffd9;max-width:540px;margin:0 auto 24px;line-height:1.6}.obl-cta-banner a,.obl-cta-banner button{display:inline-block;padding:14px 34px;background:var(--obl-white);color:var(--obl-green);font-family:var(--obl-font-heading);font-size:.95rem;font-weight:700;border-radius:var(--obl-radius);border:none;cursor:pointer;transition:transform .15s ease}.obl-cta-banner a:hover,.obl-cta-banner button:hover{transform:translateY(-2px);color:var(--obl-green)}.obl-stats{padding:56px 0;background:var(--obl-green)}.obl-stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:28px}.obl-stat-item{text-align:center}.obl-stat-number{font-family:var(--obl-font-heading);font-size:2.5rem;font-weight:800;color:var(--obl-green-light);line-height:1.1;margin-bottom:6px}.obl-stat-label{font-size:.88rem;color:#fffc;font-weight:500}.obl-services-timeline{display:flex;flex-direction:column;gap:0;position:relative}.obl-services-timeline:before{content:"";position:absolute;left:7px;top:36px;bottom:36px;width:2px;background:var(--obl-green);opacity:.2}.obl-service-point{display:flex;align-items:flex-start;gap:20px;padding:24px 0;position:relative}.obl-service-dot{width:16px;height:16px;border-radius:50%;background:var(--obl-green);flex-shrink:0;margin-top:3px}.obl-service-body h3{font-size:1.1rem;font-weight:700;margin-bottom:6px}.obl-service-body p{font-size:.9rem;color:var(--obl-text-light);line-height:1.6}.obl-realisations-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:28px}.obl-realisation-card{background:var(--obl-white);border-radius:var(--obl-radius);overflow:hidden;box-shadow:var(--obl-shadow-sm);border:1px solid var(--obl-border);transition:box-shadow var(--obl-transition),transform .2s ease}.obl-realisation-card:hover{box-shadow:var(--obl-shadow-lg);transform:translateY(-3px)}.obl-realisation-img img{width:100%;height:240px;object-fit:cover}.obl-realisation-info{padding:24px}.obl-realisation-title{font-size:1.1rem;margin-bottom:8px}.obl-realisation-details{font-size:.88rem;color:var(--obl-text-light);line-height:1.6}.obl-materiaux-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}.obl-materiau-card{background:var(--obl-white);border-radius:var(--obl-radius);padding:28px 24px;box-shadow:var(--obl-shadow-sm);border:1px solid var(--obl-border);display:flex;flex-direction:column;gap:10px}.obl-materiau-name{font-size:1.1rem}.obl-materiau-desc{font-size:.9rem;color:var(--obl-text-light);line-height:1.65;flex:1}.obl-materiau-durability{display:inline-block;align-self:flex-start;padding:4px 12px;background:#16653414;color:var(--obl-green);font-size:.78rem;font-weight:600;border-radius:16px;text-transform:uppercase;letter-spacing:.02em}.obl-process-list{display:grid;grid-template-columns:repeat(5,1fr);gap:24px;counter-reset:obl-step}.obl-process-step{position:relative;padding-top:52px}.obl-process-step:before{counter-increment:obl-step;content:counter(obl-step,decimal-leading-zero);position:absolute;top:0;left:0;font-family:var(--obl-font-heading);font-size:1.8rem;font-weight:800;color:var(--obl-green-light);opacity:.45}.obl-process-title{font-size:1rem;margin-bottom:8px}.obl-process-desc{font-size:.85rem;color:var(--obl-text-light);line-height:1.65}.obl-zone-layout{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}.obl-zone-communes{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}.obl-commune-tag{display:inline-block;padding:5px 14px;background:#16653414;color:var(--obl-green);font-size:.83rem;font-weight:600;border-radius:20px}.obl-zone-map{border-radius:var(--obl-radius);overflow:hidden;box-shadow:var(--obl-shadow-md)}.obl-zone-map iframe{width:100%;height:380px;border:0}.obl-review-card{margin-bottom:24px;padding:24px;background:var(--obl-gray-50);border-radius:var(--obl-radius);border:1px solid var(--obl-border)}.obl-review-header{display:flex;justify-content:space-between;align-items:baseline;margin-bottom:8px;flex-wrap:wrap;gap:8px}.obl-review-author{font-family:var(--obl-font-heading);font-size:1.05rem;font-weight:700}.obl-review-meta{font-size:.82rem;color:var(--obl-text-light)}.obl-review-stars{color:var(--obl-green);font-size:1.1rem;margin-bottom:10px;letter-spacing:2px}.obl-review-text{font-size:.93rem;color:var(--obl-text-light);line-height:1.7}.obl-form-section{background:var(--obl-gray-50);padding:80px 0}.obl-form-wrapper{max-width:680px;margin:0 auto;text-align:center}.obl-form-title{font-size:2rem;margin-bottom:12px}.obl-form-subtitle{font-size:1.02rem;color:var(--obl-text-light);margin-bottom:36px}.obl-form-embed{background:var(--obl-white);border-radius:var(--obl-radius);box-shadow:var(--obl-shadow-md);padding:28px;min-height:500px}.obl-service-detail{padding:48px 0;border-bottom:1px solid var(--obl-border)}.obl-service-detail:last-child{border-bottom:none}.obl-service-detail h2{font-size:1.5rem;margin-bottom:16px;color:var(--obl-green)}.obl-service-detail h3{font-size:1.1rem;margin-top:24px;margin-bottom:10px}.obl-service-detail p{font-size:.98rem;color:var(--obl-text-light);line-height:1.75;margin-bottom:8px}.obl-advantages{list-style:none;display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:10px;margin-top:8px}.obl-advantages li{font-size:.92rem;color:var(--obl-text);padding:10px 16px;background:#1665340d;border-radius:var(--obl-radius);border-left:3px solid var(--obl-green-light);line-height:1.5}.obl-project{padding:48px 0;border-bottom:1px solid var(--obl-border)}.obl-project:last-child{border-bottom:none}.obl-project h2{font-size:1.4rem;margin-bottom:14px;color:var(--obl-green)}.obl-project p{font-size:.95rem;color:var(--obl-text-light);line-height:1.75}.obl-project-meta{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:16px}.obl-project-tag{display:inline-block;padding:4px 12px;background:#16653414;color:var(--obl-green);font-size:.82rem;font-weight:600;border-radius:16px}.obl-commune-detail{padding:40px 0;border-bottom:1px solid var(--obl-border)}.obl-commune-detail:last-child{border-bottom:none}.obl-commune-detail h2{font-size:1.4rem;margin-bottom:12px;color:var(--obl-green)}.obl-commune-detail p{font-size:.95rem;color:var(--obl-text-light);line-height:1.75}.obl-guide-section{padding:40px 0;border-bottom:1px solid var(--obl-border)}.obl-guide-section:last-child{border-bottom:none}.obl-guide-section h2{font-size:1.4rem;margin-bottom:12px;color:var(--obl-green)}.obl-guide-section p{font-size:.95rem;color:var(--obl-text-light);line-height:1.8}@media (max-width: 1024px){.obl-hero-title{font-size:3.5rem}.obl-hero-visual{width:340px}.obl-hero-visual img{height:380px}.obl-service-block{gap:32px}.obl-service-img{width:320px}.obl-stats-grid{grid-template-columns:repeat(2,1fr);gap:24px}.obl-process-list{grid-template-columns:repeat(3,1fr)}.obl-realisations-grid,.obl-materiaux-grid{grid-template-columns:1fr}}@media (max-width: 768px){.obl-header-tel{display:none}.obl-mobile-toggle{display:block}.obl-header-cta{display:none}.obl-hero{padding:48px 0 36px}.obl-hero-inner{flex-direction:column;gap:32px;text-align:center}.obl-hero-title{font-size:2.5rem}.obl-hero-subtitle{max-width:100%;margin-left:auto;margin-right:auto}.obl-hero-actions{justify-content:center;flex-direction:column;align-items:center}.obl-hero-visual{width:100%;max-width:360px;margin:0 auto}.obl-hero-visual img{height:280px}.obl-probsol{padding:56px 0}.obl-probsol-title{font-size:1.7rem}.obl-probsol-grid{grid-template-columns:1fr;gap:36px}.obl-services{padding:56px 0}.obl-service-block,.obl-service-block--reverse{flex-direction:column;gap:24px}.obl-service-img{width:100%}.obl-service-img img{height:220px}.obl-mid-cta{padding:56px 20px}.obl-mid-cta h2{font-size:1.6rem}.obl-faq-section,.obl-devis-section{padding:56px 0}.obl-devis-title{font-size:1.7rem}.obl-devis-embed{padding:16px}.obl-footer-inner,.obl-zone-layout{grid-template-columns:1fr;gap:32px}.obl-section{padding:56px 0}.obl-section-title{font-size:1.6rem}.obl-stats-grid{grid-template-columns:1fr 1fr;gap:20px}.obl-stat-number{font-size:2rem}.obl-process-list{grid-template-columns:1fr;gap:20px}.obl-services-timeline:before{display:none}.obl-internal-links{flex-direction:column;align-items:center}.obl-page-hero h1{font-size:1.7rem}.obl-form-section{padding:56px 0}.obl-form-embed{padding:16px}.obl-cta-banner{padding:48px 16px}.obl-cta-banner h2{font-size:1.5rem}.obl-review-header{flex-direction:column}.obl-advantages{grid-template-columns:1fr}}@media (max-width: 480px){.obl-hero-title{font-size:2rem}.obl-container{padding:0 16px}.obl-probsol-title{font-size:1.5rem}.obl-service-text h3{font-size:1.3rem}.obl-faq-question{font-size:.95rem}.obl-devis-title{font-size:1.5rem}.obl-section-title{font-size:1.4rem}.obl-stats-grid{grid-template-columns:1fr}.obl-footer-inner{gap:24px}.obl-review-card{padding:18px}.obl-zone-map iframe{height:260px}.obl-realisation-info{padding:18px}.obl-materiau-card{padding:20px 18px}}