/* DS Concept — design system (Let's Up 2026) */
:root{
  --navy:#1C244B; --navy-2:#141a38; --teal:#2E7880; --teal-l:#5F9EA6; --teal-xl:#E6F1F2;
  --sand:#F6F3EE; --line:#E4E1DA; --ink:#1C244B; --txt:#4A5170; --white:#fff;
  --r:18px; --r-s:12px; --sh:0 18px 50px rgba(28,36,75,.12); --sh-s:0 6px 20px rgba(28,36,75,.08);
  --max:1200px; --ease:cubic-bezier(.2,.7,.2,1);
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:Poppins,system-ui,-apple-system,"Segoe UI",sans-serif;color:var(--txt);background:var(--white);font-size:16.5px;line-height:1.7;-webkit-font-smoothing:antialiased}
img{max-width:100%;height:auto;display:block}
a{color:var(--teal);text-decoration:none}
a:hover{color:var(--navy)}
h1,h2,h3,h4{color:var(--ink);line-height:1.15;margin:0 0 .5em;font-weight:600;letter-spacing:-.02em;text-wrap:balance}
h1{font-size:clamp(2.2rem,5vw,3.9rem);font-weight:700}
h2{font-size:clamp(1.8rem,3.4vw,2.7rem)}
h3{font-size:clamp(1.2rem,1.8vw,1.45rem)}
h4{font-size:1.1rem}
p{margin:0 0 1.1em}
.wrap{width:min(var(--max),100% - 40px);margin-inline:auto}
.section{padding:clamp(64px,9vw,120px) 0}
.section--sand{background:var(--sand)}
.section--navy{background:var(--navy);color:#C9CEE3}
.section--navy h2,.section--navy h3{color:#fff}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:.78rem;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--teal);margin-bottom:18px}
.eyebrow::before{content:"";width:30px;height:2px;background:currentColor;border-radius:2px}
.section--navy .eyebrow{color:var(--teal-l)}
.lead{font-size:1.12rem;color:var(--txt);max-width:62ch}
.center{text-align:center}.center .eyebrow{justify-content:center}.center .lead{margin-inline:auto}
.skip{position:absolute;left:-9999px}.skip:focus{left:16px;top:16px;z-index:999;background:#fff;padding:8px 14px;border-radius:8px}
:focus-visible{outline:3px solid var(--teal-l);outline-offset:3px;border-radius:6px}

/* boutons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:15px 28px;border-radius:999px;font-weight:600;font-size:.98rem;line-height:1;border:2px solid transparent;cursor:pointer;transition:transform .25s var(--ease),box-shadow .25s var(--ease),background .25s,color .25s;white-space:nowrap}
.btn svg{width:18px;height:18px;flex:none;transition:transform .25s var(--ease)}
.btn:hover svg.arrow{transform:translateX(4px)}
.btn--primary{background:var(--teal);color:#fff;box-shadow:0 10px 24px rgba(62,138,147,.32)}
.btn--primary:hover{background:var(--navy);color:#fff;transform:translateY(-2px)}
.btn--ghost{border-color:var(--navy);color:var(--navy)}
.btn--ghost:hover{background:var(--navy);color:#fff}
.btn--light{background:#fff;color:var(--navy)}
.btn--light:hover{background:var(--teal-l);color:#fff}
.btn-row{display:flex;flex-wrap:wrap;gap:14px;margin-top:30px}

/* header */
.topbar{background:var(--navy);color:#C9CEE3;font-size:.84rem}
.topbar .wrap{display:flex;justify-content:space-between;gap:16px;padding:8px 0}
.topbar a{color:#fff}
.topbar span{display:inline-flex;align-items:center;gap:8px}
.topbar svg{width:15px;height:15px;color:var(--teal-l)}
.header{position:sticky;top:0;z-index:100;background:rgba(255,255,255,.94);backdrop-filter:saturate(1.6) blur(12px);border-bottom:1px solid transparent;transition:border-color .3s,box-shadow .3s}
.header.is-scrolled{border-color:var(--line);box-shadow:0 8px 30px rgba(28,36,75,.06)}
.header .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;height:84px}
.logo img{height:52px;width:auto}
.nav{display:flex;align-items:center;gap:6px}
.nav>ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
.nav a.nl,.nav button.nl{display:inline-flex;align-items:center;gap:6px;padding:10px 14px;border-radius:10px;color:var(--navy);font-weight:500;font-size:.95rem;background:none;border:0;font-family:inherit;cursor:pointer}
.nav a.nl:hover,.nav button.nl:hover,.nav a.nl[aria-current]{background:var(--teal-xl);color:var(--teal)}
.dd{position:relative}
.dd-menu{position:absolute;top:calc(100% + 8px);left:0;min-width:290px;background:#fff;border-radius:16px;box-shadow:var(--sh);padding:10px;list-style:none;margin:0;opacity:0;visibility:hidden;transform:translateY(8px);transition:.25s var(--ease)}
.dd:hover .dd-menu,.dd:focus-within .dd-menu{opacity:1;visibility:visible;transform:none}
.dd-menu a{display:flex;gap:12px;align-items:center;padding:10px 12px;border-radius:10px;color:var(--navy);font-size:.93rem;font-weight:500}
.dd-menu a:hover{background:var(--sand)}
.dd-menu img{width:44px;height:44px;border-radius:10px;object-fit:cover}
.nav .btn{margin-left:10px;padding:12px 22px}
.burger{display:none;background:none;border:0;padding:10px;cursor:pointer;color:var(--navy)}
.burger svg{width:28px;height:28px}

/* hero accueil */
.hero{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,var(--sand) 100%)}
.hero .wrap{display:grid;grid-template-columns:1.05fr 1fr;gap:clamp(30px,5vw,70px);align-items:center;padding:clamp(40px,6vw,90px) 0 clamp(60px,7vw,110px)}
.hero h1 span{color:var(--teal)}
.hero .lead{font-size:1.15rem}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px;padding:0;list-style:none}
.chips li{display:inline-flex;align-items:center;gap:8px;background:#fff;border:1px solid var(--line);padding:9px 15px;border-radius:999px;font-size:.87rem;color:var(--navy);font-weight:500}
.chips svg{width:17px;height:17px;color:var(--teal)}
.stars{color:#F4B400;letter-spacing:1px}
.mosaic{position:relative;display:grid;grid-template-columns:1fr 1fr;grid-template-rows:230px 230px;gap:16px}
.mosaic figure{margin:0;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh)}
.mosaic figure:first-child{grid-row:span 2}
.mosaic img{width:100%;height:100%;object-fit:cover}
.mosaic::before{content:"";position:absolute;right:-40px;top:-40px;width:180px;height:180px;background-image:linear-gradient(var(--teal-l) 2px,transparent 2px),linear-gradient(90deg,var(--teal-l) 2px,transparent 2px);background-size:30px 30px;opacity:.35;z-index:-1;border-radius:8px}
.badge-float{position:absolute;left:-26px;bottom:34px;background:#fff;border-radius:16px;box-shadow:var(--sh);padding:16px 20px;display:flex;gap:14px;align-items:center}
.badge-float b{display:block;font-size:1.6rem;color:var(--navy);line-height:1}
.badge-float small{font-size:.8rem;color:var(--txt)}
.badge-float .ico{width:46px;height:46px;border-radius:12px;background:var(--teal-xl);display:grid;place-items:center;color:var(--teal)}
.badge-float .ico svg{width:24px;height:24px}

/* hero pages */
.phero{background:var(--sand);padding:clamp(34px,5vw,60px) 0 clamp(60px,7vw,100px)}
.phero .wrap{display:grid;grid-template-columns:1.1fr .9fr;gap:clamp(30px,5vw,70px);align-items:center}
.phero figure{margin:0;border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);aspect-ratio:4/3.3}
.phero figure img{width:100%;height:100%;object-fit:cover}
.crumbs{font-size:.84rem;margin-bottom:26px;color:var(--txt)}
.crumbs ol{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:0;padding:0}
.crumbs li+li::before{content:"/";margin-right:8px;opacity:.5}
.crumbs a{color:var(--txt)}.crumbs a:hover{color:var(--teal)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:0;background:#fff;border-radius:var(--r);box-shadow:var(--sh);margin-top:-54px;position:relative;z-index:2}
.stat{padding:30px 26px;border-right:1px solid var(--line)}
.stat:last-child{border:0}
.stat b{display:block;font-size:2.1rem;font-weight:700;color:var(--navy);line-height:1.1}
.stat span{font-size:.9rem}

/* grilles */
.grid{display:grid;gap:26px}
.g2{grid-template-columns:repeat(2,1fr)}.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(34px,6vw,90px);align-items:center}
.split--rev>:first-child{order:2}
.head{margin-bottom:clamp(34px,5vw,56px)}
.head.center{max-width:760px;margin-inline:auto}

/* cartes services */
.card{position:relative;background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);transition:transform .35s var(--ease),box-shadow .35s var(--ease);display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--sh)}
.card figure{margin:0;aspect-ratio:4/3;overflow:hidden}
.card figure img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.card:hover figure img{transform:scale(1.06)}
.card .body{padding:24px 24px 26px;display:flex;flex-direction:column;flex:1}
.card p{font-size:.94rem;flex:1}
.card .more{display:inline-flex;align-items:center;gap:8px;font-weight:600;color:var(--teal);font-size:.93rem}
.card .more svg{width:18px;height:18px;transition:transform .25s}
.card:hover .more svg{transform:translateX(4px)}
.card a.stretch::after{content:"";position:absolute;inset:0}
.num{width:46px;height:46px;border-radius:12px;background:var(--teal-xl);color:var(--teal);display:grid;place-items:center;font-weight:700;margin-bottom:18px}

/* images composées */
.stack{position:relative}
.stack .a{border-radius:var(--r);overflow:hidden;box-shadow:var(--sh);aspect-ratio:4/4.4}
.stack .a img{width:100%;height:100%;object-fit:cover}
.stack .b{position:absolute;right:-24px;bottom:-34px;width:48%;border-radius:var(--r);overflow:hidden;border:8px solid #fff;box-shadow:var(--sh);aspect-ratio:1}
.stack .b img{width:100%;height:100%;object-fit:cover}
.checks{list-style:none;padding:0;margin:22px 0 0;display:grid;gap:12px}
.checks li{display:flex;gap:12px;align-items:flex-start;color:var(--navy);font-weight:500}
.checks svg{width:22px;height:22px;flex:none;color:var(--teal);margin-top:2px}

/* étapes */
.steps{counter-reset:s}
.step{background:#fff;border-radius:var(--r);padding:30px 26px;border:1px solid var(--line);position:relative}
.step::before{counter-increment:s;content:"0" counter(s);font-size:2.6rem;font-weight:700;color:var(--teal-xl);position:absolute;right:22px;top:14px;line-height:1}
.section--sand .step{border-color:transparent}

/* types (pose / chape) */
.type{background:#fff;border-radius:var(--r);overflow:hidden;border:1px solid var(--line);transition:box-shadow .3s}
.type:hover{box-shadow:var(--sh-s)}
.type figure{margin:0;aspect-ratio:1;background:#F3F4F2;overflow:hidden}
.type figure img{width:100%;height:100%;object-fit:cover}
.type .body{padding:20px 22px 24px}
.type p{font-size:.93rem;margin:0}
.type--mini figure{aspect-ratio:1}
.type--mini .body{padding:16px;text-align:center}
.type--mini h3{font-size:1rem;margin:0}

/* galerie */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.gallery a{position:relative;display:block;border-radius:14px;overflow:hidden;aspect-ratio:4/3.6;background:var(--sand)}
.gallery--wide{grid-template-columns:repeat(4,1fr)}
@media (max-width:1080px){.gallery--wide{grid-template-columns:repeat(3,1fr)}}
.gallery img{width:100%;height:100%;object-fit:cover;transition:transform .7s var(--ease)}
.gallery a:hover img{transform:scale(1.06)}
.gallery a::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,transparent 55%,rgba(28,36,75,.55));opacity:0;transition:opacity .3s}
.gallery a:hover::after{opacity:1}
.gallery figcaption{position:absolute;left:16px;right:16px;bottom:14px;color:#fff;font-size:.85rem;font-weight:500;z-index:1;opacity:0;transform:translateY(6px);transition:.3s}
.gallery a:hover figcaption{opacity:1;transform:none}
.filters{display:flex;flex-wrap:wrap;gap:10px;justify-content:center;margin-bottom:34px}
.filters button{font-family:inherit;border:1px solid var(--line);background:#fff;color:var(--navy);padding:10px 18px;border-radius:999px;cursor:pointer;font-weight:500}
.filters button[aria-pressed=true]{background:var(--navy);color:#fff;border-color:var(--navy)}
.lb{position:fixed;inset:0;background:rgba(12,16,34,.92);z-index:1000;display:none;align-items:center;justify-content:center;padding:30px}
.lb.open{display:flex}
.lb img{max-height:86vh;width:auto;border-radius:12px}
.lb button{position:absolute;background:rgba(255,255,255,.12);border:0;color:#fff;width:52px;height:52px;border-radius:50%;cursor:pointer;font-size:24px}
.lb .x{top:20px;right:20px}.lb .p{left:20px}.lb .n{right:20px}
.lb p{position:absolute;bottom:18px;left:0;right:0;text-align:center;color:#DDE;font-size:.9rem}

/* avis */
.reviews-wrap{background:#fff;border-radius:var(--r);padding:clamp(18px,3vw,34px);box-shadow:var(--sh-s)}

/* bandeau CTA */
.cta{position:relative;overflow:hidden;background:var(--navy);border-radius:28px;padding:clamp(40px,6vw,76px);display:grid;grid-template-columns:1.4fr auto;gap:30px;align-items:center;color:#C9CEE3}
.cta h2{color:#fff;margin-bottom:.35em}
.cta::after{content:"";position:absolute;right:-60px;top:-60px;width:320px;height:320px;background-image:linear-gradient(rgba(95,158,166,.35) 2px,transparent 2px),linear-gradient(90deg,rgba(95,158,166,.35) 2px,transparent 2px);background-size:40px 40px;transform:rotate(12deg);pointer-events:none}
.cta .btn-row{margin:0;position:relative;z-index:1}
.cta p{margin:0;max-width:56ch}

/* zones */
.zones{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:26px 0 0}
.zones li{background:#fff;border:1px solid var(--line);border-radius:999px;padding:8px 16px;font-size:.9rem;color:var(--navy)}

/* FAQ */
.faq{max-width:860px;margin-inline:auto;display:grid;gap:14px}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:0 24px;transition:box-shadow .3s}
.faq details[open]{box-shadow:var(--sh-s)}
.faq summary{cursor:pointer;list-style:none;padding:22px 34px 22px 0;font-weight:600;color:var(--navy);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:16px;font-size:1.6rem;font-weight:400;color:var(--teal);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq details>div{padding:0 0 22px}

/* contact */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(30px,5vw,60px);align-items:start}
.info{display:grid;gap:14px}
.info a,.info div{display:flex;gap:16px;align-items:center;background:#fff;border:1px solid var(--line);padding:18px 20px;border-radius:16px;color:var(--navy)}
.info .ico{width:48px;height:48px;border-radius:12px;background:var(--teal-xl);color:var(--teal);display:grid;place-items:center;flex:none}
.info .ico svg{width:22px;height:22px}
.info small{display:block;color:var(--txt);font-size:.82rem}
.info b{font-weight:600}
.form{background:#fff;border-radius:22px;box-shadow:var(--sh);padding:clamp(24px,4vw,44px)}
.form .row{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px}
.field label{font-size:.88rem;font-weight:600;color:var(--navy)}
.field input,.field select,.field textarea{font-family:inherit;font-size:1rem;padding:14px 16px;border:1.5px solid var(--line);border-radius:12px;background:#FBFAF8;color:var(--navy);transition:border-color .2s,box-shadow .2s}
.field input:focus,.field select:focus,.field textarea:focus{outline:0;border-color:var(--teal);box-shadow:0 0 0 4px rgba(62,138,147,.15);background:#fff}
.field textarea{min-height:140px;resize:vertical}
.hp{position:absolute;left:-9999px}
.form-msg{margin-top:16px;padding:14px 18px;border-radius:12px;font-weight:500;display:none}
.form-msg.ok{display:block;background:#E7F5EE;color:#1E6B45}.form-msg.err{display:block;background:#FDECEC;color:#9B2C2C}
.small{font-size:.82rem;color:var(--txt)}
.map{border:0;width:100%;height:320px;border-radius:18px;margin-top:14px}

/* footer */
.footer{background:var(--navy-2);color:#AEB4CF;padding:80px 0 0;font-size:.94rem}
.footer .wrap{display:grid;grid-template-columns:1.3fr 1fr 1fr 1fr;gap:40px}
.footer h3{color:#fff;font-size:1rem;margin-bottom:18px}
.footer ul{list-style:none;padding:0;margin:0;display:grid;gap:10px}
.footer a{color:#D5D9EA}.footer a:hover{color:var(--teal-l)}
.footer .logo-f{background:#fff;display:inline-block;padding:10px 14px;border-radius:14px;margin-bottom:18px}
.footer .logo-f img{height:44px;width:auto}
.social{display:flex;gap:10px;margin-top:18px}
.social a{width:42px;height:42px;border-radius:12px;background:rgba(255,255,255,.08);display:grid;place-items:center}
.social svg{width:19px;height:19px}
.legal{border-top:1px solid rgba(255,255,255,.08);margin-top:60px;padding:22px 0;font-size:.82rem}
.legal .wrap{display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;grid-template-columns:none}

/* bouton mobile */
.mcall{display:none}

/* apparition */
.rv{opacity:0;transform:translateY(22px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.rv.in{opacity:1;transform:none}

/* responsive */
@media (max-width:1080px){
  .g4{grid-template-columns:repeat(2,1fr)}
  .nav>ul,.nav .btn{display:none}
  .burger{display:block}
  .nav.open>ul{display:flex;position:fixed;inset:84px 0 0 0;background:#fff;flex-direction:column;padding:20px;gap:4px;overflow:auto}
  .nav.open .dd-menu{position:static;opacity:1;visibility:visible;transform:none;box-shadow:none;padding:0 0 0 10px}
  .nav.open a.nl,.nav.open button.nl{font-size:1.1rem;padding:14px}
  .footer .wrap{grid-template-columns:1fr 1fr}
}
@media (max-width:860px){
  .hero .wrap,.phero .wrap,.split,.contact-grid,.cta{grid-template-columns:1fr}
  .split--rev>:first-child{order:0}
  .g3,.g2{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr;margin-top:-40px}
  .stat:nth-child(2){border-right:0}.stat:nth-child(-n+2){border-bottom:1px solid var(--line)}
  .mosaic{grid-template-rows:170px 170px}
  .badge-float{left:10px;bottom:-24px}
  .gallery{grid-template-columns:1fr 1fr}
  .stack .b{right:10px}
  .topbar .hide-m{display:none}
  .form .row{grid-template-columns:1fr}
  .mcall{display:flex;position:fixed;left:12px;right:12px;bottom:12px;z-index:200;gap:10px}
  .mcall a{flex:1;justify-content:center;box-shadow:0 10px 30px rgba(0,0,0,.2)}
  body{padding-bottom:78px}
}
@media (max-width:520px){
  body{font-size:16px}
  .g4{grid-template-columns:1fr}
  .footer .wrap{grid-template-columns:1fr}
  .header .wrap{height:72px}.logo img{height:44px}
  .nav.open>ul{inset:72px 0 0 0}
}
@media (prefers-reduced-motion:reduce){*{transition:none!important;animation:none!important;scroll-behavior:auto!important}.rv{opacity:1;transform:none}}
@font-face{font-family:'Poppins';font-style:normal;font-weight:400;font-display:swap;src:url(/fonts/poppins-400.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Poppins';font-style:normal;font-weight:500;font-display:swap;src:url(/fonts/poppins-500.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Poppins';font-style:normal;font-weight:600;font-display:swap;src:url(/fonts/poppins-600.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:'Poppins';font-style:normal;font-weight:700;font-display:swap;src:url(/fonts/poppins-700.woff2) format('woff2');unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
/* avis */
.revs{align-items:stretch}
.rev{margin:0;background:#fff;border-radius:var(--r);padding:28px;border:1px solid var(--line);display:flex;flex-direction:column;gap:16px}
.rev blockquote{margin:0;color:var(--navy);font-size:.98rem;flex:1}
.rev figcaption{display:flex;gap:12px;align-items:center}
.rev .av{width:42px;height:42px;border-radius:50%;background:var(--teal-xl);color:var(--teal);display:grid;place-items:center;font-weight:700}
.rev b{display:block;color:var(--navy);font-size:.95rem}.rev small{font-size:.8rem}
@media (max-width:860px){
  .topbar .wrap>span:first-child{display:none}
  .topbar .wrap{justify-content:center}
  .badge-float{display:none}
  .stat{padding:20px 18px}.stat b{font-size:1.55rem}.stat span{font-size:.82rem;line-height:1.45;display:block}
  .hero .btn-row .btn{flex:1 1 auto}
  .chips{margin-top:24px}
}
main p a,.footer p a,.legal a{text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}