:root{--navy:#062d50;--blue:#0a8ddd;--cyan:#19c3f2;--ink:#102f4a;--muted:#62788a;--line:#e9f0f5;--soft:#f5fbff}
*{box-sizing:border-box} body{margin:0;font-family:Inter,Arial,Helvetica,sans-serif;color:var(--ink);background:#fff} a{text-decoration:none;color:inherit}
.container{width:min(1200px,94%);margin:auto}
.header{background:#fff;position:sticky;top:0;z-index:20;border-bottom:1px solid #edf3f7}
.header-top{display:flex;align-items:center;justify-content:space-between;padding:14px 0 8px;gap:18px}
.logo{display:flex;align-items:center;gap:12px;font-size:23px;font-weight:900;color:var(--navy)}
.logo-mark{width:48px;height:48px;border-radius:50%;background:linear-gradient(145deg,#53d8ff,#0b7cc9);position:relative;overflow:hidden}
.logo-mark:before,.logo-mark:after{content:"";position:absolute;left:7px;right:7px;border:3px solid white;border-left:0;border-right:0;border-radius:50%}
.logo-mark:before{bottom:13px;height:11px}.logo-mark:after{bottom:5px;height:11px}
.logo span span{color:#129ee8}
.contactbar{display:flex;align-items:center;gap:28px;font-size:12px;color:#244964}.contactbar strong{display:block;font-size:15px;color:#0a3353}
.quote-btn{background:#0b679d;color:white;padding:14px 22px;border-radius:28px;font-weight:800}
.nav{display:flex;justify-content:center;gap:28px;font-size:13px;font-weight:800;padding:8px 0 13px}.nav a.active{color:#0ba7e3}

.hero{min-height:460px;color:#fff;background:
linear-gradient(90deg,rgba(5,35,58,.96),rgba(5,35,58,.77) 47%,rgba(5,35,58,.22)),
radial-gradient(circle at 78% 35%,rgba(25,195,242,.35),transparent 22%),
linear-gradient(135deg,#0a6ca7,#063150 65%);
position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-40px;bottom:-110px;width:620px;height:350px;border-radius:48% 52% 0 0;background:linear-gradient(160deg,rgba(69,211,246,.16),rgba(255,255,255,.02));transform:rotate(-9deg)}
.hero .container{padding:58px 20px 38px;position:relative;z-index:2}
.eyebrow{font-size:13px;font-weight:900;letter-spacing:.05em}
.hero h1{font-size:58px;line-height:.98;letter-spacing:-2px;margin:8px 0 16px;max-width:710px}.hero h1 span{color:#20c5ef}
.hero p{font-size:17px;line-height:1.5;max-width:650px;margin:0 0 20px;color:#e1f1f7}
.hero-actions{display:flex;gap:15px;margin:18px 0 32px}.btn{display:inline-flex;align-items:center;gap:8px;border-radius:28px;padding:13px 22px;font-weight:800;font-size:14px}
.btn.primary{background:#12ace5}.btn.outline{border:2px solid rgba(255,255,255,.84)}
.hero-benefits{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;max-width:900px}
.hero-benefits div{font-size:12px;color:#dbeef7}.hero-benefits strong{display:block;color:#fff;font-size:13px;margin-bottom:3px}

section{padding:56px 0}
.section-head{display:flex;justify-content:space-between;gap:30px;align-items:end;margin-bottom:26px}
.section-head h2{margin:4px 0 0;font-size:36px;color:var(--navy)}.section-head h2 span{color:#12a8e2}
.section-head p{max-width:560px;margin:0;color:var(--muted);font-size:16px;line-height:1.7}

.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.step{border:1px solid var(--line);border-radius:10px;padding:20px;background:#fff;position:relative;min-height:190px;box-shadow:0 7px 20px rgba(10,55,90,.05)}
.step .num{font-size:38px;font-weight:900;color:#d8f4fd;position:absolute;right:14px;top:10px}.step .ico{width:42px;height:42px;border-radius:50%;background:#e7f8fe;color:#079fda;display:grid;place-items:center;font-weight:900;margin-bottom:14px}
.step h3{font-size:16px;margin:0 0 7px}.step p{font-size:15px;color:#687f90;line-height:1.65;margin:0}

.soft{background:#f6fbff}
.tech-grid{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.tech-copy h2{font-size:39px;line-height:1.04;margin:0 0 14px;color:var(--navy)}.tech-copy p{font-size:17px;color:#62788a;line-height:1.75}
.tech-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:20px}
.tech-item{background:#fff;border:1px solid var(--line);border-radius:8px;padding:17px}.tech-item strong{display:block;font-size:15px;margin-bottom:5px}.tech-item span{font-size:14px;line-height:1.55;color:#6d8191}
.visual{min-height:430px;border-radius:12px;background:
linear-gradient(145deg,rgba(7,51,81,.08),rgba(9,145,196,.03)),
url("https://www.constructpiscine.fr/wp-content/uploads/2026/09/Construction-piscine.webp") center/cover no-repeat;
position:relative;overflow:hidden;box-shadow:0 20px 45px rgba(10,53,83,.12)}
.visual:before,.visual:after{display:none}

.types{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.type{border:1px solid var(--line);border-radius:10px;padding:22px;background:#fff}.type .tag{display:inline-block;background:#eaf8fd;color:#0b9fda;border-radius:20px;padding:6px 10px;font-size:11px;font-weight:900}
.type h3{font-size:18px;margin:12px 0 7px}.type p{font-size:15px;color:#667c8d;line-height:1.65}.type ul{padding-left:18px;color:#4f6778;font-size:14px;line-height:1.8}

.timeline{background:linear-gradient(100deg,#062d50,#0b5d8e 70%,#0a88bc);color:#fff;border-radius:10px;padding:30px}
.timeline h3{font-size:29px;margin:0 0 8px}.timeline p{color:#d6edf7;font-size:16px;line-height:1.65}
.timegrid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:22px}.time{background:rgba(255,255,255,.08);border:1px solid rgba(255,255,255,.12);border-radius:8px;padding:16px}
.time strong{display:block;font-size:18px;color:#54d8f7}.time span{font-size:14px;line-height:1.55;color:#d9edf6}

.guarantees{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.guarantee{text-align:center;border:1px solid var(--line);border-radius:8px;padding:20px;background:#fff}
.guarantee .ico{width:48px;height:48px;border-radius:50%;background:#e9f9fe;color:#0aa1dc;display:grid;place-items:center;margin:0 auto 10px;font-weight:900}
.guarantee strong{display:block;font-size:14px;margin-bottom:4px}.guarantee span{font-size:14px;line-height:1.55;color:#6d8191}

.faq{display:grid;gap:10px}.faq-item{border:1px solid var(--line);border-radius:8px;padding:18px 20px;background:#fff}.faq-item strong{display:block;font-size:15px;margin-bottom:7px}.faq-item p{margin:0;color:#697f90;font-size:15px;line-height:1.65}

.prefooter{width:min(1200px,94%);margin:34px auto 0;background:linear-gradient(100deg,#062d50,#084a77 60%,#0b83b8);color:#fff;border-radius:8px;padding:30px 34px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.prefooter h3{font-size:28px;margin:0 0 6px}.prefooter p{margin:0;color:#d4edf8;font-size:16px;line-height:1.65}.prefooter a{background:#14abe3;color:#fff;border-radius:28px;padding:13px 24px;font-size:13px;font-weight:800}
.site-footer{margin-top:26px;background:#05243d;color:#c7d9e6}.footer-main{width:min(1200px,94%);margin:auto;padding:48px 0 34px;display:grid;grid-template-columns:1.35fr 1fr 1fr 1fr 1.1fr;gap:34px}
.footer-brand p{font-size:13px;line-height:1.65;color:#9db8ca;max-width:300px}.footer-title{color:#fff;font-size:14px;font-weight:900;margin:0 0 14px}.footer-col a{display:block;font-size:12px;color:#aec5d4;margin:9px 0}
.footer-contact{font-size:12px;line-height:1.7;color:#aec5d4}.footer-contact strong{color:#fff;display:block;font-size:14px;margin-top:8px}.footer-bottom{border-top:1px solid rgba(255,255,255,.09)}.footer-bottom .container{display:flex;justify-content:space-between;gap:18px;padding:18px 0;font-size:11px;color:#7f9daf}.legal{display:flex;gap:18px;flex-wrap:wrap}

@media(max-width:980px){.contactbar,.nav{display:none}.steps{grid-template-columns:1fr 1fr}.tech-grid{grid-template-columns:1fr}.types{grid-template-columns:1fr}.hero-benefits,.guarantees,.timegrid{grid-template-columns:1fr 1fr}.footer-main{grid-template-columns:1fr 1fr}}
@media(max-width:600px){.hero h1{font-size:42px}.steps,.hero-benefits,.guarantees,.timegrid,.tech-list{grid-template-columns:1fr}.section-head{flex-direction:column;align-items:flex-start}.prefooter{flex-direction:column;align-items:flex-start}.footer-main{grid-template-columns:1fr}.footer-bottom .container{flex-direction:column}}