@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=Manrope:wght@400;500;600;700;800&display=swap');
:root{--bg:#0c1116;--panel:#151c23;--ink:#17212a;--muted:#667581;--red:#e34c45;--cream:#f6f7f5;--line:#e6eae9;--white:#fff}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:16px/1.65 'DM Sans',Arial,sans-serif;color:var(--ink);background:#fff}h1,h2,h3,h4{font-family:Manrope,Arial,sans-serif;line-height:1.15;letter-spacing:-.04em;margin:0 0 20px}h1{font-size:clamp(2.5rem,5.5vw,5rem);font-weight:800}h2{font-size:clamp(2rem,3.6vw,3.3rem);font-weight:800}h3{font-size:1.35rem;font-weight:800}p{margin:0 0 18px}a{color:inherit}img{max-width:100%}.container{max-width:1190px;padding:0 24px;margin:0 auto}.skip{position:absolute;top:-70px;left:10px;background:#fff;padding:10px;z-index:100}.skip:focus{top:10px}.eyebrow{font-weight:800;color:var(--red);text-transform:uppercase;letter-spacing:.18em;font-size:12px;display:block;margin-bottom:16px}.topbar{background:#090e12;color:#aeb7be;font-size:12px;padding:7px 0}.topbar-inner{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap}.topbar strong{color:white}.header{position:sticky;top:0;z-index:20;background:rgba(13,19,24,.97);border-bottom:1px solid #27313a;color:#fff;backdrop-filter:blur(12px)}.nav{min-height:78px;display:flex;align-items:center;justify-content:space-between;gap:20px}.brand{display:flex;align-items:center;gap:12px;text-decoration:none;white-space:nowrap}.brand-icon{width:42px;height:42px;display:grid;place-items:center;border:2px solid #fff;border-radius:12px;color:#fff;font-size:25px;font-weight:800;line-height:1}.brand-word{font-family:Manrope;font-size:23px;font-weight:800;letter-spacing:-.065em;line-height:1}.brand-word small{display:block;font-size:10px;font-weight:700;letter-spacing:.32em;text-transform:uppercase;margin-top:5px;color:#b8c4ca}.links{display:flex;align-items:center;gap:25px}.links a{text-decoration:none;font-weight:700;font-size:13px}.links a:hover,.links a:focus{color:#ff8d85}.btn{display:inline-flex;align-items:center;justify-content:center;gap:11px;text-align:center;border:0;border-radius:9px;padding:14px 22px;font:800 14px Manrope,Arial,sans-serif;text-decoration:none;transition:transform .2s,background .2s;cursor:pointer}.btn:hover{transform:translateY(-2px)}.btn-red{color:white!important;background:var(--red)}.btn-red:hover{background:#c93e39}.btn-white{background:#fff;color:#131e25}.btn-outline{border:1px solid #cdd6dc;color:var(--ink);background:transparent}.btn-dark{background:#19242d;color:#fff}.nav-call{padding:12px 18px}.menu-toggle{display:none;background:none;border:1px solid #64717c;color:#fff;border-radius:8px;font-size:22px;padding:3px 12px}.hero{background:radial-gradient(ellipse at 75% 25%,#34404a 0,transparent 40%),linear-gradient(120deg,#101820 0%,#121a20 60%,#0c1115 100%);color:#fff;overflow:hidden}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;align-items:center;gap:45px;min-height:620px;padding-top:70px;padding-bottom:75px}.hero h1{max-width:720px}.hero h1 em{font-style:normal;color:#ff746e}.hero p{font-size:18px;max-width:550px;color:#c0ccd1}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:30px}.hero-trust{display:flex;flex-wrap:wrap;gap:20px;margin-top:34px;font-size:13px;color:#d5dadd;font-weight:600}.hero-trust span:before{content:'✓';color:#ff746e;margin-right:8px}.hero-art{position:relative;min-height:460px;display:grid;place-items:center}.boiler-visual{width:320px;height:380px;border-radius:27px;background:linear-gradient(130deg,#fafcff,#c4cfd3);box-shadow:25px 30px 70px #0008,inset -14px -12px 30px #88969b66;position:relative;transform:rotate(-3deg);border:9px solid #e1e7e9}.boiler-visual:before{content:'BKTech';position:absolute;top:38px;left:30px;font-family:Manrope;font-weight:800;color:#29353b;font-size:19px}.boiler-display{position:absolute;top:142px;left:65px;width:174px;height:103px;border-radius:12px;background:#202a31;box-shadow:inset 0 0 0 6px #adb9be;display:grid;place-items:center;color:#aaf0d1;font-size:37px;font-weight:600}.boiler-display small{display:block;font-size:11px;letter-spacing:.15em;color:#9bb1bd}.boiler-dots{position:absolute;bottom:49px;left:100px;display:flex;gap:20px}.boiler-dots i{width:14px;height:14px;border:2px solid #77858e;border-radius:50%}.pipe{position:absolute;width:13px;height:100px;bottom:-90px;border-radius:6px;background:linear-gradient(90deg,#889ca5,#e4eeee,#81969e)}.pipe.one{left:55px}.pipe.two{left:130px}.pipe.three{right:55px}.orbit{position:absolute;border:1px solid #64788155;border-radius:50%;height:500px;width:500px;z-index:0}.boiler-visual{z-index:1}.floating{z-index:2;position:absolute;background:#fff;color:#25313c;padding:15px 20px;box-shadow:0 14px 25px #0004;border-radius:12px;font-size:13px;font-weight:800}.floating.one{left:0;top:75px}.floating.two{right:-5px;bottom:50px}.floating b{color:var(--red)}.trust-strip{background:#f1f3f2;border-bottom:1px solid var(--line)}.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;padding-top:25px;padding-bottom:25px}.trust-item{display:flex;align-items:center;gap:12px;font-size:13px;font-weight:800}.trust-item strong{color:var(--red);font-size:22px}.section{padding:98px 0}.section-soft{background:var(--cream)}.section-dark{background:#111a21;color:#fff}.section-head{max-width:670px;margin-bottom:46px}.section-head p{color:var(--muted)}.section-dark .section-head p{color:#bac6cc}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.service-card{background:#fff;border:1px solid #e5e9e7;border-radius:17px;overflow:hidden;box-shadow:0 12px 36px #182a3708;display:flex;flex-direction:column}.service-top{height:175px;background:#19252d;display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden}.service-top svg{width:95px;height:95px;color:#fff}.service-top:before{content:'';position:absolute;width:220px;height:220px;border-radius:100%;border:1px solid #536776;top:-130px;right:-80px}.service-top.red{background:#b83d38}.service-top.steel{background:#354c59}.service-body{padding:27px;flex:1;display:flex;flex-direction:column}.service-body p{color:var(--muted);font-size:15px;flex:1}.text-link{font-weight:800;color:#c43a35;text-decoration:none}.text-link:hover{text-decoration:underline}.split{display:grid;grid-template-columns:1fr 1fr;gap:65px;align-items:center}.check-list{list-style:none;margin:25px 0;padding:0}.check-list li{padding:10px 0 10px 34px;position:relative}.check-list li:before{content:'✓';position:absolute;left:0;top:9px;background:#e9f0eb;border-radius:50%;width:23px;height:23px;display:grid;place-items:center;color:#247d56;font-weight:800}.feature-panel{background:#192630;color:#fff;border-radius:20px;padding:45px;min-height:410px;position:relative;overflow:hidden}.feature-panel:after{content:'';position:absolute;width:300px;height:300px;border:1px solid #405463;border-radius:50%;right:-110px;bottom:-170px}.feature-panel h3{font-size:30px;margin-top:70px}.feature-panel p{color:#c9d2d8}.feature-number{font:800 80px Manrope;color:#ff716b;line-height:1}.areas{display:flex;gap:10px;flex-wrap:wrap}.area{padding:10px 16px;background:#fff;border:1px solid #dae2e0;border-radius:100px;font-weight:700;font-size:13px}.articles{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}.article-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;overflow:hidden;text-decoration:none;background:#fff}.article-visual{height:150px;background:#dfe8e7;display:flex;align-items:center;justify-content:center;font-size:62px}.article-visual.dark{background:#283d46}.article-visual.red{background:#f5e0dd}.article-body{padding:24px}.article-body h3{font-size:19px}.article-body p{font-size:14px;color:var(--muted)}.meta{font-size:12px;color:var(--red);text-transform:uppercase;letter-spacing:.08em;font-weight:800;margin-bottom:12px}.contact-band{padding:80px 0;background:var(--red);color:#fff}.contact-band-grid{display:flex;align-items:center;justify-content:space-between;gap:40px}.contact-band p{color:#ffe5e2;max-width:540px}.footer{background:#0b1116;color:#b5bfc5;padding:70px 0 25px}.footer a{text-decoration:none}.footer a:hover{color:white}.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr 1.2fr;gap:40px}.footer h4{color:#fff;font-size:14px;letter-spacing:0;margin-bottom:16px}.footer .brand{color:#fff;margin-bottom:20px}.footer ul{list-style:none;padding:0;margin:0}.footer li{margin:10px 0;font-size:14px}.foot-bottom{border-top:1px solid #273039;margin-top:45px;padding-top:20px;font-size:12px;display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap}.mobile-call{display:none}.page-hero{background:#121d25;color:#fff;padding:80px 0 85px}.page-hero h1{font-size:clamp(2.4rem,5vw,4.2rem);max-width:800px}.page-hero p{max-width:700px;font-size:18px;color:#c4cfd3}.breadcrumbs{font-size:13px;color:#b2c0ca;margin-bottom:23px}.breadcrumbs a{color:inherit;text-decoration:none}.content{max-width:790px;margin:0 auto}.prose{font-size:17px;line-height:1.85}.prose h2{font-size:29px;margin-top:46px}.prose h3{font-size:21px;margin-top:28px}.prose p{color:#45515b}.prose ul{padding-left:24px}.prose li{margin-bottom:8px}.notice{background:#f1f4f3;border-left:4px solid var(--red);padding:22px 25px;margin:30px 0;border-radius:0 8px 8px 0}.notice p:last-child{margin-bottom:0}.cta-card{border-radius:17px;background:#17242d;color:#fff;padding:34px;margin:50px 0}.cta-card p{color:#c7d1d6}.detail-grid{display:grid;grid-template-columns:1fr 1fr;gap:20px}.detail-box{border:1px solid #e5e8e8;border-radius:14px;padding:30px}.detail-box h3{font-size:21px}.contact-grid{display:grid;grid-template-columns:1fr .8fr;gap:55px}.contact-primary{background:#111d25;border-radius:20px;padding:42px;color:#fff}.contact-primary .phone-number{font:800 clamp(25px,3vw,40px) Manrope;letter-spacing:-.05em;text-decoration:none;display:block;margin:12px 0 25px;color:#fff}.contact-primary p{color:#c4d0d6}.contact-links{display:flex;gap:12px;flex-wrap:wrap}.contact-info{border:1px solid var(--line);padding:35px;border-radius:20px}.contact-info a{color:#b63732;overflow-wrap:anywhere}.faq details{padding:20px 0;border-bottom:1px solid var(--line)}.faq summary{cursor:pointer;font-weight:800;font-size:17px}.faq details p{margin:14px 0 0;color:var(--muted)}.logo-note{font-size:11px;color:#a5b5bd}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}a:focus-visible,button:focus-visible{outline:3px solid #fba8a3;outline-offset:4px}@media(max-width:950px){.links{gap:14px}.links a{font-size:12px}.hero-grid{grid-template-columns:1fr}.hero-art{display:none}.cards,.articles{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.split{gap:28px}}@media(max-width:700px){body{padding-bottom:68px}.topbar{display:none}.nav{min-height:68px}.menu-toggle{display:block}.links{display:none;position:absolute;top:68px;left:0;right:0;background:#111a21;padding:20px 24px;flex-direction:column;align-items:stretch;border-bottom:1px solid #33404a}.links.open{display:flex}.nav-call{display:none}.hero-grid{min-height:auto;padding-top:70px;padding-bottom:72px}.hero h1{font-size:clamp(2.6rem,11vw,4.2rem)}.hero p{font-size:16px}.hero-actions .btn{width:100%}.trust-row{grid-template-columns:repeat(2,1fr)}.section{padding:65px 0}.cards,.articles,.split,.detail-grid,.contact-grid{grid-template-columns:1fr}.feature-panel{min-height:300px;padding:30px}.feature-panel h3{margin-top:25px}.footer-grid{grid-template-columns:1fr 1fr;gap:25px}.footer-grid>div:first-child{grid-column:span 2}.contact-band-grid{display:block}.contact-band .btn{margin-top:20px}.page-hero{padding:60px 0}.mobile-call{display:flex;align-items:center;justify-content:center;position:fixed;bottom:0;left:0;right:0;background:var(--red);color:#fff;z-index:50;min-height:68px;font:800 16px Manrope;text-decoration:none;box-shadow:0 -4px 15px #0004}.mobile-call:before{content:'☎';margin-right:11px;font-size:21px}}@media(max-width:390px){.container{padding:0 17px}.footer-grid{grid-template-columns:1fr}.footer-grid>div:first-child{grid-column:span 1}.brand-word{font-size:20px}}
/* Deux numéros d'appel BKTECH */
.nav-phones{display:flex;flex-direction:column;align-items:stretch;gap:5px;flex-shrink:0}
.nav-phones .btn{padding:7px 12px;font-size:12px;white-space:nowrap;line-height:1.2}
.nav-primary{color:#fff!important;background:var(--red)}
.nav-secondary{color:#fff!important;background:#344653;border:1px solid #61717c}
.contact-band-actions{display:flex;flex-direction:column;gap:12px;flex-shrink:0}
.contact-primary .second-phone{margin-top:-17px;color:#ff9d98}
.contact-second-call{border-color:#9baab4;color:#fff}
.mobile-call-pair{display:none}
@media(max-width:1100px){.nav-phones .btn{padding:7px;font-size:11px}.links{gap:10px}}
@media(max-width:700px){.nav-phones{display:none}.mobile-call-pair{position:fixed;bottom:0;left:0;right:0;display:grid;grid-template-columns:1fr 1fr;z-index:50;background:var(--red);box-shadow:0 -4px 15px #0004;min-height:68px}.mobile-call-pair a{display:flex;align-items:center;justify-content:center;font:800 clamp(11px,3.4vw,15px) Manrope;color:#fff;text-decoration:none;padding:10px 4px;white-space:nowrap}.mobile-call-pair a+a{border-left:1px solid #ffffff55;background:#a93430}.contact-band-actions{margin-top:20px}.contact-band-actions .btn{margin-top:0}.contact-primary .phone-number{font-size:clamp(23px,6vw,38px)}}

/* Logo officiel BKTECH Maintenance */
.brand-logo{display:block;width:155px;height:auto;max-height:68px;object-fit:contain}.header .brand{flex-shrink:0}.footer .brand-logo{width:195px;max-height:90px}@media(max-width:1100px){.header .brand-logo{width:135px}.nav{gap:12px}.links{gap:14px}}@media(max-width:700px){.header .brand-logo{width:145px;max-height:59px}}