@font-face{font-family:"Barlow";src:url(fonts/barlow-400.woff2) format("woff2");font-weight:400;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow";src:url(fonts/barlow-500.woff2) format("woff2");font-weight:500;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow";src:url(fonts/barlow-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow Condensed";src:url(fonts/barlow-condensed-600.woff2) format("woff2");font-weight:600;font-style:normal;font-display:swap}
@font-face{font-family:"Barlow Condensed";src:url(fonts/barlow-condensed-700.woff2) format("woff2");font-weight:700;font-style:normal;font-display:swap}
:root{--ink:#1A1A1A;--ink2:#4A4A4A;--bg:#FFFFFF;--soft:#F3F6F8;--flame:#0B5FA5;--sky:#3BB4E5;--navy:#0E2433;--link:#1A1A1A;--line:#D8E1E8;
--f-d:"Barlow Condensed","Arial Narrow",Arial,sans-serif;--f-b:"Barlow","Helvetica Neue",Arial,sans-serif}
*,*::before,*::after{box-sizing:border-box}
html{scroll-padding-top:env(safe-area-inset-top,0px)}
body{margin:0;background:var(--bg);color:var(--ink);font:400 1.0625rem/1.6 var(--f-b);-webkit-font-smoothing:antialiased}
a{color:var(--ink);text-decoration-color:var(--flame);text-decoration-thickness:2px;text-underline-offset:3px}a:hover{color:#0B5FA5}
:focus-visible{outline:3px solid var(--flame);outline-offset:3px}
.wrap{max-width:72rem;margin:0 auto;padding:0 1.25rem}
.skip{position:absolute;left:-999px}.skip:focus{left:1rem;top:1rem;background:#fff;padding:.5rem 1rem;z-index:10}
h1,h2,h3{font-family:var(--f-d);font-weight:700;line-height:1.05;letter-spacing:-.005em;margin:0 0 .6em}
h1{font-size:clamp(2.4rem,6vw,4.4rem);max-width:16ch}
.hero h1{font-size:clamp(2.2rem,5vw,3.8rem);max-width:17ch}
h2{font-size:clamp(1.7rem,3.4vw,2.3rem)}
h3{font-size:1.5rem;margin-bottom:.3em}
.lead{font-size:1.2rem;color:var(--ink2);max-width:40rem}
/* header */
.top{border-bottom:1px solid var(--line);background:#fff;padding-top:env(safe-area-inset-top,0px)}
.top-in{display:flex;align-items:center;justify-content:space-between;padding-top:.9rem;padding-bottom:.6rem}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--ink)}
.logo{height:74px;width:auto;display:block}.foot-logo{height:62px;width:auto;margin-bottom:.6rem}
.brand-txt{font:700 1.6rem/1 var(--f-d)}.brand-txt small{display:block;font:500 .8rem/1.3 var(--f-b);color:var(--ink2)}
.top-call{font:700 1.3rem var(--f-d);color:var(--ink);text-decoration:none;white-space:nowrap}
.nav{display:flex;gap:1.4rem;overflow-x:auto;padding-bottom:.7rem;scrollbar-width:none}
.nav a{color:var(--ink2);text-decoration:none;font-weight:500;white-space:nowrap;padding:.2rem 0;border-bottom:3px solid transparent}
.nav a:hover,.nav a[aria-current]{color:var(--ink);border-color:var(--flame)}
/* bande bleue + trait ciel, reprise de la goutte */
.line{display:grid;gap:6px;margin-top:3rem}.line i{display:block;height:8px;background:var(--flame)}.line i+i{height:3px;background:var(--sky)}
.hero{padding-top:clamp(2.5rem,7vw,5.5rem);background:var(--soft)}
.bigtel{display:inline-block;margin:1.8rem 0 1.2rem;text-decoration:none;color:var(--ink);font:700 clamp(2.6rem,8vw,5rem)/1 var(--f-d);letter-spacing:.01em}
.bigtel span{display:block;font:500 1rem var(--f-b);color:var(--ink2);margin-bottom:.3rem;letter-spacing:0}
.bigtel:hover{color:#0B5FA5}
.btns{display:flex;flex-wrap:wrap;gap:.8rem}
.btn{display:inline-block;background:var(--flame);color:#fff;border:2px solid var(--flame);padding:.8rem 1.4rem;border-radius:4px;font:600 1rem var(--f-b);text-decoration:none;cursor:pointer}
.btn:hover{background:var(--navy);border-color:var(--navy);color:#fff}
.btn.ghost{background:transparent;color:var(--flame)}.btn.ghost:hover{color:#fff}
/* services */
.services{padding-top:4rem;padding-bottom:3rem}
.svc{list-style:none;margin:0;padding:0;border-top:2px solid var(--ink)}
.svc li{border-bottom:1px solid var(--line)}
.svc a{display:grid;grid-template-columns:minmax(12rem,20rem) 1fr;gap:2rem;align-items:baseline;padding:1.6rem 0;text-decoration:none;color:var(--ink)}
.svc a:hover h3{color:#0B5FA5}.svc h3{border-left:4px solid var(--flame);padding-left:.7rem}
.svc p{margin:0;color:var(--ink2);max-width:40rem}
.why{background:var(--navy);color:#fff;padding:4rem 0}
.why-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:1.5rem 3rem}.why-grid p{margin:0;color:#C9D8E3}.why-grid strong{color:var(--sky)}
.cta{border-top:1px solid var(--line);padding:3rem 0 4rem}
.cta-in{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:1.5rem}
.cta p{font:700 1.6rem/1.2 var(--f-d);margin:0;max-width:34rem}
/* inner pages */
.phero{background:var(--soft);padding-top:clamp(2rem,6vw,4.5rem)}
.phero .line{margin-top:2.5rem}
.prose{padding-top:3rem;padding-bottom:2rem}
.blk{max-width:44rem;margin-bottom:2.5rem}
.blk ul{padding-left:1.2rem}.blk li{margin-bottom:.35rem}
/* form */
.form-wrap{display:grid;grid-template-columns:2fr 1fr;gap:3rem;padding-top:3rem;padding-bottom:4rem}
form{display:grid;grid-template-columns:1fr 1fr;gap:1rem 1.2rem}
label{display:grid;gap:.35rem;font-weight:600}.full,.err,form .btn{grid-column:1/-1}
input,select,textarea{font:400 1rem var(--f-b);padding:.7rem .8rem;border:1px solid #9AA6B0;border-radius:4px;background:#fff;color:var(--ink);width:100%}
form .btn{justify-self:start}
.err{color:#B3261E;margin:0}
.coord p{margin:0 0 1.2rem}
/* footer */
.foot{background:var(--soft);border-top:1px solid var(--line);padding:2.5rem 0 calc(2.5rem + env(safe-area-inset-bottom,0px));color:var(--ink2);font-size:.95rem}
.foot-in{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}.foot-brand{font:700 1.3rem var(--f-d);color:var(--ink);margin-bottom:.3rem}
.foot a{color:var(--ink)}
.callbar{display:none}
@media (max-width:760px){
  .top-call{display:none}
  .svc a{grid-template-columns:1fr;gap:.3rem}
  .why-grid,.foot-in,.form-wrap,form{grid-template-columns:1fr}
  .callbar{display:block;position:fixed;left:0;right:0;bottom:0;background:var(--flame);color:#fff;text-align:center;font:600 1.05rem var(--f-b);text-decoration:none;padding:.9rem 1rem calc(.9rem + env(safe-area-inset-bottom,0px))}
  body{padding-bottom:3.4rem}
}

.hero-in{position:relative}
.hero-logo{position:absolute;right:4rem;top:.5rem;height:min(30vw,360px);width:auto}
@media (max-width:900px){.hero-logo{display:none}}

.water{background:#E4F2FA;padding:4rem 0;border-top:6px solid var(--flame)}
.water .lead{margin-bottom:2rem}
.water-grid{display:grid;grid-template-columns:1fr 1fr;gap:1.5rem}
.water-grid a{display:block;background:#fff;padding:1.6rem 1.6rem 1.4rem;border-left:5px solid var(--flame);text-decoration:none;color:var(--ink)}
.water-grid p{color:var(--ink2);margin:0 0 1rem}
.water-grid .more{font-weight:600;text-decoration:underline;text-decoration-color:var(--flame);text-decoration-thickness:2px;text-underline-offset:3px}
.water-grid a:hover h3{color:#0B5FA5}
.blk h2 span{display:block;position:relative;top:-6rem;visibility:hidden}
@media (max-width:760px){.water-grid{grid-template-columns:1fr}}

.hero h1.cats{max-width:none;font-size:clamp(2rem,4.4vw,3.3rem);line-height:1.1;margin-bottom:1.4rem}
.cats a{display:table;color:var(--ink);text-decoration:none;border-left:.16em solid var(--flame);padding:.08em 0 .08em .45em;margin-bottom:.32em}
.cats a:hover{color:#0B5FA5}
/* page Haqua-Q */
.hq-hero-in{display:grid;grid-template-columns:1.1fr 1fr;gap:2rem;align-items:center}
.hq-badge{width:110px;height:auto;display:block;margin-bottom:1rem}
.hq-product{width:100%;height:auto}
.hq-hero .lead{margin-bottom:1.6rem}
.hq .blk.wide{max-width:52rem}
.hq h3{font-size:1.25rem;color:var(--flame)}
.hq-two{display:grid;grid-template-columns:1fr 1fr;gap:1rem 2.5rem}
.hq-steps{padding-left:1.3rem}.hq-steps li{margin-bottom:.7rem}
.tbl{overflow-x:auto;margin:1rem 0}
.tbl table{border-collapse:collapse;width:100%;min-width:30rem;font-size:.98rem}
.tbl th,.tbl td{text-align:left;padding:.6rem .8rem;border-bottom:1px solid var(--line);vertical-align:top}
.tbl thead th{background:var(--navy);color:#fff;font-weight:600}
.tbl tbody tr:nth-child(even){background:var(--soft)}
.tbl table.lab td:last-child{font-weight:600}.tbl table.cmp td:nth-child(2){font-weight:600;color:var(--flame)}
.tbl table.kv td:first-child{color:var(--ink2);width:40%}.tbl table.kv td:last-child{font-weight:500}
.note{font-size:.9rem;color:var(--ink2)}
.hq-calc{background:#E4F2FA;border-left:5px solid var(--flame);padding:1.4rem 1.6rem}
@media (max-width:760px){.hq-hero-in,.hq-two{grid-template-columns:1fr}.hq-product{max-width:420px}.tbl table{min-width:0}}
.sc-img{border-radius:6px;max-height:420px;object-fit:cover}
.tbl table.cmp3{min-width:38rem}.tbl table.cmp3 td:first-child{font-weight:600;color:var(--navy);width:18%}
.tbl table.cmp3 td:last-child{background:rgba(59,180,229,.08)}
.tbl table.cmp3 ul{margin:0;padding-left:1.1rem}.tbl table.cmp3 li{margin:.15rem 0}
.dl{display:inline-block;font-weight:600;padding:.6rem 1rem;border:2px solid var(--flame);border-radius:4px;text-decoration:none;color:var(--flame)}
.dl:hover{background:var(--flame);color:#fff}

/* menu déroulant Traitement de l'eau */
.dd{position:relative;display:flex}
.dd-menu{display:none;position:absolute;left:-1rem;top:100%;z-index:20;background:#fff;border:1px solid var(--line);border-top:3px solid var(--flame);box-shadow:0 8px 20px rgba(14,36,51,.12);padding:.4rem 0;min-width:16rem}
.nav .dd-menu a{display:block;padding:.6rem 1rem;border-bottom:0;white-space:nowrap;color:var(--ink)}
.nav .dd-menu a:hover{background:var(--soft);color:var(--flame)}
@media (min-width:761px){
  .nav{overflow:visible}
  .dd:hover .dd-menu,.dd:focus-within .dd-menu{display:block}
}

/* slogan */
.slogan{font-family:var(--f-d);font-weight:700;font-size:clamp(1.6rem,3.6vw,2.5rem);line-height:1.15;color:var(--navy);margin:0 0 1.2rem}
.slogan span:last-child{color:var(--flame)}
.water .slogan{margin-bottom:.4rem}
.water h2{font-size:1.35rem;font-weight:600;color:var(--ink2)}
.tag{display:inline-block;font-weight:600;font-size:.9rem;color:#fff;background:var(--flame);padding:.25rem .7rem;border-radius:3px;margin:0 0 .7rem}
.water-grid a:first-child .tag,.hq-hero .tag{background:var(--sky);color:var(--navy)}
.hq-hero .tag.tag-inst{background:var(--flame);color:#fff}

.be{display:inline-flex;align-items:center;gap:.55rem;font-weight:600;color:var(--navy);margin:0 0 1rem}
.be:before{content:"";width:1.5rem;height:1rem;flex:none;border-radius:2px;background:linear-gradient(90deg,#1a1a1a 0 33.3%,#FDDA24 33.3% 66.6%,#EF3340 66.6%)}
.du-img{max-height:440px;width:auto;justify-self:center}

/* page pompes a chaleur */
.pac-hero-img{width:100%;max-width:420px;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:6px;justify-self:end;box-shadow:0 10px 30px rgba(14,36,51,.18)}
.blk.wide{max-width:none}
.gal{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;margin-top:1.2rem}
.gal figure{margin:0}
.gal img{width:100%;height:auto;aspect-ratio:3/4;object-fit:cover;border-radius:6px;display:block}
.gal figcaption{font-size:.9rem;color:#4a5a66;margin-top:.45rem;line-height:1.3}
@media (max-width:760px){.gal{grid-template-columns:1fr 1fr}.pac-hero-img{justify-self:center;max-width:320px}}
.gal.gal3{grid-template-columns:repeat(3,1fr);max-width:52rem}
@media (max-width:760px){.gal.gal3{grid-template-columns:1fr 1fr}}
.with-photo{display:grid;grid-template-columns:1fr 300px;gap:2.5rem;align-items:start}
.with-photo figure{margin:0}.with-photo img{width:100%;height:auto;border-radius:6px;display:block}
.with-photo figcaption{font-size:.9rem;color:#4a5a66;margin-top:.45rem}
@media (max-width:760px){.with-photo{grid-template-columns:1fr}.with-photo figure{max-width:320px}}