:root{--bmse-bleu-nuit:#1a2332;--bmse-bleu-petrole:#2d5f6f;--bmse-gris-clair:#f5f7f8;--bmse-gris-texte:#5a6c7d;--bmse-blanc:#ffffff;--bmse-section-padding:6rem 2rem;--bmse-max-width:1200px}*{margin:0;padding:0;box-sizing:border-box}.bmse-body{background-color:var(--bmse-blanc);color:var(--bmse-bleu-nuit);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif;font-size:16px;line-height:1.7}h1,h2,h3,h4,h5,h6{color:var(--bmse-bleu-nuit);font-weight:500;margin:0}h1{font-size:2.5rem}h1,h2{line-height:1.4;font-weight:400}h2{font-size:2rem}h3{font-size:1.5rem;line-height:1.5;font-weight:500}p{color:var(--bmse-gris-texte);margin:0}.bmse-cta-link{display:flex;align-items:center;gap:1rem;padding:1.5rem 2rem;background:white;border:2px solid var(--bmse-bleu-petrole);border-radius:8px;color:var(--bmse-bleu-petrole);text-decoration:none;transition:all .3s ease}.bmse-cta-link:hover{background:var(--bmse-bleu-petrole);color:white}.bmse-cta-link:hover svg{stroke:white}.bmse-cta-link-primary{display:flex;align-items:center;justify-content:center;gap:1rem;padding:1.5rem 2rem;background:var(--bmse-bleu-petrole);border:2px solid var(--bmse-bleu-petrole);border-radius:8px;color:white;text-decoration:none;transition:all .3s ease;font-weight:500}.bmse-cta-link-primary:hover{background:var(--bmse-bleu-nuit);border-color:var(--bmse-bleu-nuit);transform:translateY(-2px)}a{color:var(--bmse-bleu-petrole);text-decoration:none;transition:opacity .2s ease}a:hover{opacity:.7}.bmse-link-discret{font-size:.95rem;color:var(--bmse-bleu-petrole);border-bottom:1px solid transparent;transition:border-color .2s ease}.bmse-link-discret:hover{border-bottom-color:var(--bmse-bleu-petrole);opacity:1}.bmse-section{padding:var(--bmse-section-padding);max-width:var(--bmse-max-width);margin:0 auto}.bmse-section-alt{background-color:var(--bmse-gris-clair)}.bmse-section-alt:before{top:0}.bmse-section-alt:after,.bmse-section-alt:before{content:"";position:absolute;left:50%;transform:translateX(-50%);width:90%;height:1px;background:linear-gradient(90deg,transparent,rgba(45,95,111,.15),transparent)}.bmse-section-alt:after{bottom:0}.bmse-hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#2d5f6f,#1a2332);background-size:cover;background-position:50%;background-repeat:no-repeat;position:relative;padding:4rem 2rem;margin-top:0}.bmse-hero-overlay{position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.15));z-index:1}.bmse-hero-content{position:relative;z-index:2;display:grid;grid-template-columns:1fr 1.2fr;grid-gap:4rem;gap:4rem;max-width:1300px;width:100%;align-items:center}.bmse-hero-left{display:flex;flex-direction:column;gap:2rem;align-items:center;text-align:center}.bmse-logo-container{background:var(--bmse-blanc);padding:1rem 2rem;border-radius:50px;box-shadow:0 2px 20px rgba(0,0,0,.06)}.bmse-logo{max-width:200px;height:auto;display:block}.bmse-hero-promise{margin-top:1rem}.bmse-hero-promise p{color:var(--bmse-bleu-nuit);font-size:1.2rem;line-height:1.6;font-weight:400;text-shadow:0 1px 3px rgba(255,255,255,.8)}.bmse-contact-button{display:inline-block;background:var(--bmse-bleu-petrole);color:var(--bmse-blanc);padding:1rem 2.5rem;border-radius:50px;font-size:1rem;font-weight:500;text-decoration:none;transition:all .3s ease;box-shadow:0 4px 15px rgba(45,95,111,.3);border:2px solid var(--bmse-bleu-petrole)}.bmse-contact-button:hover{background:var(--bmse-bleu-nuit);border-color:var(--bmse-bleu-nuit);transform:translateY(-2px);box-shadow:0 6px 20px rgba(26,35,50,.4)}.bmse-hero-right{display:flex;align-items:center;justify-content:center}.bmse-service-cards{display:grid;grid-template-columns:repeat(2,1fr);grid-gap:1.5rem;gap:1.5rem;width:100%;max-width:650px}.bmse-service-card{background:var(--bmse-blanc);border-radius:12px;overflow:hidden;transition:all .4s cubic-bezier(.4,0,.2,1);box-shadow:0 2px 10px rgba(0,0,0,.08);cursor:pointer;position:relative}.bmse-service-card:before{content:"";position:absolute;top:0;left:0;right:0;bottom:0;background:linear-gradient(135deg,var(--bmse-bleu-petrole),var(--bmse-bleu-nuit));opacity:0;transition:opacity .4s ease;z-index:1}.bmse-service-card:hover:before{opacity:.95}.bmse-service-card-content{padding:2rem 1.5rem;position:relative;z-index:2;transition:all .4s ease}.bmse-service-icon{width:60px;height:60px;margin-bottom:1rem;transition:all .4s ease}.bmse-service-icon img{width:100%;height:100%;object-fit:contain;transition:all .4s ease}.bmse-service-card:hover .bmse-service-icon img{transform:scale(1.1)}.bmse-service-card h3{color:var(--bmse-bleu-nuit);font-size:1.1rem;font-weight:600;margin-bottom:.8rem;line-height:1.3;transition:color .4s ease}.bmse-service-card:hover h3{color:var(--bmse-blanc)}.bmse-service-card p{color:var(--bmse-gris-texte);font-size:.9rem;line-height:1.5;transition:color .4s ease}.bmse-service-card:hover p{color:rgba(255,255,255,.9)}.bmse-service-card:hover{transform:translateY(-8px);box-shadow:0 12px 30px rgba(0,0,0,.2)}.bmse-hero-links a:hover{background:var(--bmse-bleu-nuit);border-color:var(--bmse-bleu-nuit);transform:translateY(-2px);box-shadow:0 4px 15px rgba(26,35,50,.3)}@media (max-width:968px){.bmse-hero-content{grid-template-columns:1fr;gap:3rem;text-align:center}.bmse-hero-left{align-items:center}.bmse-service-cards{grid-template-columns:1fr;max-width:400px;margin:0 auto}}@media (max-width:600px){.bmse-service-card-content{padding:1.5rem 1rem}.bmse-service-icon{width:50px;height:50px}.bmse-service-card h3{font-size:1rem}.bmse-service-card p{font-size:.85rem}}.bmse-cards-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:2rem;gap:2rem;margin-top:3rem}.bmse-card{background:var(--bmse-blanc);border:1px solid #e5e9ec;border-radius:8px;padding:2.5rem;transition:box-shadow .3s ease}.bmse-card:hover{box-shadow:0 4px 20px rgba(0,0,0,.08)}.bmse-card h3{margin-bottom:1rem;font-size:1.3rem}.bmse-card p{margin-bottom:1.5rem}.bmse-card ul{list-style:none;margin:1.5rem 0;padding:0}.bmse-card li{color:var(--bmse-gris-texte);padding-left:1.5rem;margin-bottom:.8rem;position:relative}.bmse-card li:before{content:"·";position:absolute;left:0;color:var(--bmse-bleu-petrole);font-size:1.5rem;line-height:1}.bmse-intervention-block{margin-bottom:4rem}.bmse-intervention-block h3{margin-bottom:1.5rem;color:var(--bmse-bleu-nuit)}.bmse-intervention-block p{margin-bottom:1rem;line-height:1.8}.bmse-small-text{font-size:.9rem;color:var(--bmse-gris-texte);font-style:italic}.bmse-two-cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));grid-gap:3rem;gap:3rem;margin-top:2.5rem}.bmse-col-block h4{margin-bottom:1rem;color:var(--bmse-bleu-nuit);font-size:1.2rem}.bmse-col-block p{margin-bottom:1rem}.bmse-col-block ul{list-style:none;padding:0;margin:1rem 0}.bmse-col-block li{color:var(--bmse-gris-texte);padding-left:1.5rem;margin-bottom:.7rem;position:relative;font-size:.95rem}.bmse-col-block li:before{content:"·";position:absolute;left:0;color:var(--bmse-bleu-petrole);font-size:1.5rem;line-height:1}@media (max-width:1024px){.bmse-hero-content{grid-template-columns:1fr;gap:3rem}.bmse-service-cards{grid-template-columns:repeat(2,1fr);gap:1rem}}@media (max-width:768px){:root{--bmse-section-padding:3rem 1.5rem}h1{font-size:1.8rem}h2{font-size:1.5rem}h3{font-size:1.3rem}.bmse-logo{max-width:150px}.bmse-logo-container{padding:.8rem 1.5rem}.bmse-hero-links{flex-direction:column;gap:1rem}.bmse-service-cards{grid-template-columns:1fr;max-width:400px}.bmse-two-cols{grid-template-columns:1fr;gap:2rem}.bmse-hero{min-height:auto;padding:3rem 1.5rem}.bmse-video-section{padding:3rem 1rem!important}.bmse-intervention-block>div{padding:2rem 1.5rem!important}.bmse-intervention-block h3{font-size:1.3rem!important}.bmse-intervention-block>div>div{text-align:left!important;margin-left:0!important}.bmse-badge-intervention{position:static!important;display:inline-block!important;margin-bottom:1.5rem!important;font-size:.8rem!important;padding:.4rem 1rem!important}}@media (max-width:480px){:root{--bmse-section-padding:2rem 1rem}h1{font-size:1.5rem}h2{font-size:1.3rem}h3{font-size:1.1rem}.bmse-hero{padding:2rem 1rem}.bmse-contact-button{padding:.9rem 2rem;font-size:.95rem}.bmse-video-section{padding:2rem 1rem!important}.bmse-intervention-block>div{padding:1.5rem 1rem!important;border-radius:8px!important}.bmse-intervention-block h3{font-size:1.2rem!important;line-height:1.3!important}.bmse-intervention-block p{font-size:.95rem!important}.bmse-intervention-block li{font-size:.9rem!important}.bmse-badge-intervention{margin-bottom:1rem!important;font-size:.75rem!important;padding:.35rem .9rem!important}}.bmse-header{position:fixed;top:0;left:0;right:0;background:transparent;z-index:1000;padding:1rem 0}.bmse-header-container{max-width:1400px;margin:0 auto;padding:0 2rem;display:flex;justify-content:flex-start;align-items:center}.bmse-header-left{display:flex;gap:.75rem;align-items:center}.bmse-hamburger{display:flex;flex-direction:column;gap:5px;justify-content:center;background:rgba(255,255,255,.8);border:none;cursor:pointer;padding:10px 12px;border-radius:6px;z-index:1001;transition:all .3s ease;min-height:44px}.bmse-hamburger:hover{background:rgba(255,255,255,.95);box-shadow:0 2px 10px rgba(0,0,0,.1)}.bmse-hamburger span{width:22px;height:2px;background-color:var(--bmse-bleu-nuit);transition:all .3s ease}.bmse-hamburger:hover span{background-color:var(--bmse-bleu-petrole)}.bmse-home-button{display:flex;align-items:center;gap:.5rem;padding:.65rem 1rem;background:rgba(255,255,255,.8);color:var(--bmse-bleu-nuit);text-decoration:none;border-radius:6px;font-weight:600;font-size:.95rem;transition:all .3s ease;z-index:1001;min-height:44px}.bmse-home-button:hover{background:rgba(255,255,255,.95);color:var(--bmse-bleu-petrole);box-shadow:0 2px 10px rgba(0,0,0,.1)}.bmse-home-button svg{stroke:currentColor}.bmse-menu-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:rgba(0,0,0,.5);z-index:998}.bmse-menu{position:fixed;top:0;left:-400px;width:400px;max-width:90vw;height:100vh;background:white;box-shadow:2px 0 20px rgba(0,0,0,.1);transition:left .3s ease;z-index:999;overflow-y:auto;padding:2rem 0}.bmse-menu-open{left:0}.bmse-menu-header{display:flex;justify-content:flex-start;padding:0 2rem 1rem;border-bottom:1px solid rgba(45,95,111,.1);margin-bottom:1rem}.bmse-menu-close{background:none;border:none;font-size:2.5rem;color:var(--bmse-bleu-nuit);cursor:pointer;line-height:1;padding:0;width:40px;height:40px;display:flex;align-items:center;justify-content:center}.bmse-menu-close:hover{color:var(--bmse-bleu-petrole)}.bmse-menu-list{list-style:none;padding:0;margin:0}.bmse-menu-list li{margin:0}.bmse-menu-list li a{display:block;padding:.9rem 2rem;color:var(--bmse-bleu-nuit);text-decoration:none;transition:background .2s ease,color .2s ease;font-size:1rem}.bmse-menu-list li a:hover{background:var(--bmse-gris-clair);color:var(--bmse-bleu-petrole)}.bmse-menu-section{font-weight:600;font-size:.85rem;text-transform:uppercase;letter-spacing:1px;color:var(--bmse-bleu-petrole);padding:1.5rem 2rem .5rem;margin-top:1rem}.bmse-menu-subsection a{padding-left:3rem;font-size:.95rem;color:var(--bmse-gris-texte)}.bmse-menu-subsection a:hover{color:var(--bmse-bleu-nuit)}@media (max-width:768px){.bmse-header-container{padding:0 1.5rem}.bmse-menu{width:320px}}body:has(.bmse-menu-open){overflow:hidden}