/* ================================================================
   pompe-chaleur-yverdon.ch — registre « Nappe thermale »
   Calcaire · nappe teal · cuivre thermal — bulles ascendantes,
   ligne de niveau, et le niveau d'eau de la carte comme signature.
================================================================ */
@font-face{font-family:'Grotesk';font-weight:300 700;font-display:swap;src:url(/fonts/spacegrotesk-var.woff2) format('woff2')}
@font-face{font-family:'Manrope';font-weight:400;font-display:swap;src:url(/fonts/manrope-400.woff2) format('woff2')}
@font-face{font-family:'Manrope';font-weight:700;font-display:swap;src:url(/fonts/manrope-700.woff2) format('woff2')}
@font-face{font-family:'PlexMono';font-weight:600;font-display:swap;src:url(/fonts/plexmono-600.woff2) format('woff2')}

:root{
  --enc:#12333a;--enc2:#3d6068;--mut:#4c666c;
  --amb:#c86a2e;--amb-t:#9a4e17;--glc:#1f6470;
  --bg:#efede6;--bg2:#f8f6f1;--line:#dce3e0;--ok:#2c7a5b;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg2);color:var(--enc);font-family:'Manrope',system-ui,sans-serif;font-size:16px;line-height:1.6}
img{max-width:100%;height:auto;display:block}
a{color:var(--amb-t)}
.skip{position:absolute;left:-999px;top:0;background:#fff;color:var(--enc);padding:10px 16px;z-index:200;border-radius:0 0 8px 0}
.skip:focus{left:0}
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,summary:focus-visible{outline:2px solid var(--glc);outline-offset:2px}
.wrap{width:min(1240px,100%);margin:0 auto;padding-left:26px;padding-right:26px}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important}}

/* ---------------- header ---------------- */
.site-head{position:sticky;top:0;z-index:80;display:flex;align-items:center;gap:20px;padding:12px 26px;background:rgba(248,246,241,.88);backdrop-filter:blur(12px);border-bottom:1px solid var(--line);transition:box-shadow .25s}
.site-head.scrolle{box-shadow:0 6px 24px rgba(18,51,58,.08)}
.logo{font-family:'Grotesk';font-weight:700;font-size:19px;color:var(--enc);text-decoration:none;white-space:nowrap}
.logo-p{color:var(--amb-t)}
/* sur le pied de page sombre, le cuivre foncé tombe sous le seuil AA : on éclaircit */
.site-foot .logo-p{color:#e0965c}
.nav{display:flex;gap:2px;margin-left:auto;flex-wrap:wrap}
.nav a{color:var(--enc2);text-decoration:none;font-size:14px;font-weight:700;padding:8px 11px;border-radius:9px;transition:background .18s,color .18s,transform .18s}
.nav a:hover{background:rgba(200,106,46,.1);color:var(--amb-t);transform:translateY(-1px)}
.nav a.on{color:var(--amb-t)}
.head-cta{font-weight:700;font-size:14px;color:#241503;text-decoration:none;background:linear-gradient(135deg,#e0965c,#c86a2e);padding:10px 18px;border-radius:10px;white-space:nowrap;box-shadow:0 3px 22px rgba(200,106,46,.35);transition:transform .18s,box-shadow .18s}
.head-cta:hover{transform:translateY(-2px);box-shadow:0 5px 30px rgba(200,106,46,.5)}
.burger{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px}
.burger span{width:24px;height:2.5px;background:var(--enc);border-radius:2px;transition:transform .25s,opacity .25s}
@media (max-width:1080px){
  .nav{position:fixed;inset:57px 0 auto 0;background:rgba(248,246,241,.98);backdrop-filter:blur(14px);flex-direction:column;padding:18px 26px 24px;gap:4px;border-bottom:1px solid var(--line);transform:translateY(-130%);transition:transform .3s ease;margin:0}
  .nav.ouvert{transform:none}
  .nav a{font-size:16px;padding:12px 10px}
  .burger{display:flex}
  .burger.x span:nth-child(1){transform:translateY(7.5px) rotate(45deg)}
  .burger.x span:nth-child(2){opacity:0}
  .burger.x span:nth-child(3){transform:translateY(-7.5px) rotate(-45deg)}
  .head-cta{margin-left:auto}
}
/* le nom du site est plus long que celui du pilote : on resserre la barre sur petit écran */
@media (max-width:520px){
  .site-head{padding:10px 14px;gap:10px}
  .logo{font-size:16px}
  .head-cta{padding:9px 12px;font-size:13px}
  .wrap{padding-left:18px;padding-right:18px}
}

/* ---------------- hero : calques de matière ---------------- */
.hero{position:relative;overflow:hidden;background:var(--bg);isolation:isolate}
.hero-max{min-height:92vh;display:flex;align-items:center}
.hero-page{padding:8px 0 20px}
.foyers{position:absolute;inset:-10%;z-index:1;pointer-events:none;will-change:transform}
.foyers i{position:absolute;border-radius:50%;will-change:transform;backface-visibility:hidden;transform:translateZ(0)}
.f1{width:52vw;height:44vw;right:-14%;top:-20%;background:radial-gradient(closest-side,rgba(224,150,92,.55),rgba(224,150,92,.18) 55%,transparent 75%);filter:blur(64px);animation:d1 23s ease-in-out infinite alternate}
.f2{width:38vw;height:34vw;right:6%;bottom:-18%;background:radial-gradient(closest-side,rgba(198,110,80,.4),rgba(198,110,80,.12) 55%,transparent 75%);filter:blur(70px);animation:d2 13s ease-in-out infinite alternate}
.f3{width:44vw;height:38vw;left:-12%;top:-14%;background:radial-gradient(closest-side,rgba(138,190,196,.5),rgba(138,190,196,.16) 55%,transparent 75%);filter:blur(66px);animation:d3 31s ease-in-out infinite alternate}
.f4{width:30vw;height:26vw;left:24%;bottom:-14%;background:radial-gradient(closest-side,rgba(236,226,206,.45),transparent 70%);filter:blur(60px);animation:d4 19s ease-in-out infinite alternate}
@keyframes d1{to{transform:translate(-5vw,6vh) scale(1.12)}}
@keyframes d2{to{transform:translate(3vw,-5vh) scale(1.08)}}
@keyframes d3{to{transform:translate(5vw,4vh)}}
@keyframes d4{to{transform:translate(-4vw,-3vh) scale(1.1)}}
/* motif du metier : chapelets de bulles thermales qui montent, coupes de lignes de niveau */
.motif{position:absolute;inset:-4%;z-index:2;pointer-events:none;opacity:.55;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='300' height='240' viewBox='0 0 300 240'%3E%3Cg fill='none' stroke='%231f6470' stroke-opacity='.2' stroke-width='1.1'%3E%3Ccircle cx='34' cy='196' r='5'/%3E%3Ccircle cx='30' cy='150' r='3.4'/%3E%3Ccircle cx='38' cy='104' r='2.2'/%3E%3Ccircle cx='112' cy='214' r='6.5'/%3E%3Ccircle cx='118' cy='160' r='4.2'/%3E%3Ccircle cx='110' cy='112' r='2.6'/%3E%3Ccircle cx='196' cy='202' r='4.6'/%3E%3Ccircle cx='202' cy='150' r='3'/%3E%3Ccircle cx='194' cy='96' r='1.9'/%3E%3Ccircle cx='266' cy='188' r='5.6'/%3E%3Ccircle cx='260' cy='134' r='3.6'/%3E%3Ccircle cx='268' cy='84' r='2.3'/%3E%3C/g%3E%3Cg fill='none' stroke='%23c86a2e' stroke-opacity='.15' stroke-width='1.1'%3E%3Cpath d='M-10 62 H310'/%3E%3Cpath d='M-10 178 H310'/%3E%3C/g%3E%3C/svg%3E");background-size:300px 240px;animation:motifDerive 41s linear infinite alternate;will-change:transform;mask-image:radial-gradient(140% 110% at 60% 30%,#000 40%,transparent 85%);-webkit-mask-image:radial-gradient(140% 110% at 60% 30%,#000 40%,transparent 85%)}
@keyframes motifDerive{to{transform:translate(-14px,-52px)}}
.motes{position:absolute;z-index:2;right:0;top:0;bottom:0;width:58%;pointer-events:none;overflow:hidden}
.motes i{position:absolute;bottom:-6%;border-radius:50%;background:radial-gradient(circle,rgba(224,150,92,.5),transparent 70%);filter:blur(5px);animation:mote linear infinite;will-change:transform,opacity}
@keyframes mote{0%{transform:translateY(0);opacity:0}12%{opacity:.7}80%{opacity:.35}100%{transform:translateY(-92vh);opacity:0}}
.voile{position:absolute;inset:0;z-index:3;background:linear-gradient(96deg,rgba(243,241,235,.93) 0%,rgba(243,241,235,.8) 26%,rgba(243,241,235,.34) 55%,rgba(243,241,235,.06) 80%);pointer-events:none}
.grain{position:absolute;inset:0;z-index:4;opacity:.17;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.8' numOctaves='2'/%3E%3CfeColorMatrix values='0 0 0 0 .07 0 0 0 0 .2 0 0 0 0 .23 0 0 0 .55 0'/%3E%3C/filter%3E%3Crect width='180' height='180' filter='url(%23n)'/%3E%3C/svg%3E")}
.halo{position:absolute;z-index:5;right:2%;top:10%;width:48%;height:78%;pointer-events:none;will-change:transform}
.halo i{position:absolute;inset:0;border-radius:38% 62% 55% 45%/45% 40% 60% 55%;will-change:transform,opacity}
.halo .h1{background:radial-gradient(closest-side,rgba(224,150,92,.5),transparent 70%);animation:haloResp 8.6s ease-in-out infinite alternate}
.halo .h2{inset:14%;background:radial-gradient(closest-side,rgba(250,242,228,.65),transparent 70%);animation:haloResp 6.2s ease-in-out infinite alternate-reverse}
@keyframes haloResp{from{transform:scale(.94);opacity:.75}to{transform:scale(1.05);opacity:1}}
.hero-grid{position:relative;z-index:7;display:grid;grid-template-columns:1.15fr 1fr;gap:52px;align-items:center;padding-top:56px;padding-bottom:56px}

/* ---------------- hero : texte ---------------- */
.eyebrow{display:inline-flex;align-items:center;gap:9px;font-family:'PlexMono';font-weight:600;font-size:11.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--glc);border:1px solid rgba(255,255,255,.9);padding:7px 14px;border-radius:999px;background:rgba(255,255,255,.55);backdrop-filter:blur(8px)}
.eyebrow::before{content:'';width:7px;height:7px;border-radius:50%;background:var(--amb);box-shadow:0 0 8px rgba(200,106,46,.8)}
.hero h1{font-family:'Grotesk';font-size:clamp(33px,4.6vw,58px);line-height:1.04;margin:20px 0 14px;text-wrap:balance}
.hero-page h1{font-size:clamp(29px,3.6vw,46px)}
.hero h1 .l{display:block}
.hero h1 .thin{font-weight:300;color:var(--enc2)}
.hero h1 .fat{font-weight:700}
.hero h1 .fat b{color:var(--amb-t)}
.rv{display:inline-block;overflow:hidden;vertical-align:bottom;padding-bottom:.08em;margin-bottom:-.08em}
.rvi{display:inline-block;transform:translateY(115%);animation:rvUp .75s cubic-bezier(.2,.85,.25,1) forwards;animation-delay:calc(var(--d)*1ms)}
@keyframes rvUp{to{transform:none}}
.fini .rvi{transform:none!important;animation:none!important}
.sub{color:var(--enc2);max-width:50ch;font-size:16.5px;margin-bottom:22px}
.live{display:flex;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.chip{background:rgba(255,255,255,.6);backdrop-filter:blur(12px) saturate(1.15);border:1px solid transparent;background-image:linear-gradient(rgba(255,255,255,.6),rgba(255,255,255,.6)),linear-gradient(135deg,rgba(255,255,255,.9),rgba(224,150,92,.4),transparent);background-origin:border-box;background-clip:padding-box,border-box;border-radius:14px;padding:12px 18px;box-shadow:inset 0 1px 0 rgba(255,255,255,.8),0 6px 18px rgba(154,78,23,.12),0 16px 40px rgba(18,51,58,.08);transition:transform .18s,box-shadow .18s}
.chip:hover{transform:translateY(-3px)}
.chip small{display:block;font-size:10px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mut);margin-bottom:2px}
.chip b{font-family:'PlexMono';font-weight:600;font-size:19px;color:var(--enc);font-variant-numeric:tabular-nums}
.chip.a b{color:var(--amb-t)}
.chip.flash{animation:flashA 1s ease}
@keyframes flashA{0%{background-color:rgba(224,150,92,.35)}100%{background-color:rgba(255,255,255,.6)}}
.srcline{font-size:12px;color:var(--mut);margin-bottom:18px;max-width:52ch}
.trust{list-style:none;display:grid;gap:9px;font-size:14.5px;color:var(--enc2)}
.trust li{display:flex;gap:9px;align-items:baseline}
.trust li::before{content:'✓';font-weight:700;color:var(--ok)}
.warn{margin-top:14px;display:none;gap:9px;border:1px solid rgba(200,106,46,.5);border-left:3px solid var(--amb);background:rgba(255,251,244,.9);border-radius:10px;padding:10px 13px;font-size:13px;color:#7a3f12;max-width:54ch}
.warn.on{display:flex;animation:flashA 1.1s ease}
/* l'alerte vit dans la colonne texte en desktop, dans la carte en empilé */
.warn-carte{margin:0 0 12px;max-width:none}
@media (min-width:1081px){.warn-carte{display:none!important}}
@media (max-width:1080px){.warn-col{display:none!important}}

/* ---------------- la carte de devis ---------------- */
.cardwrap{position:relative;will-change:transform}
.card{position:relative;background-image:linear-gradient(rgba(255,255,255,.68),rgba(255,255,255,.68)),linear-gradient(150deg,rgba(255,255,255,.95),rgba(224,150,92,.55) 40%,rgba(138,190,196,.4));background-origin:border-box;background-clip:padding-box,border-box;border:1px solid transparent;border-radius:22px;padding:24px;backdrop-filter:blur(20px) saturate(1.2);box-shadow:inset 0 1px 0 rgba(255,255,255,.95),0 2px 4px rgba(18,51,58,.08),0 18px 30px rgba(154,78,23,.14),0 44px 80px rgba(18,51,58,.14),0 0 70px rgba(224,150,92,.28),0 0 130px rgba(138,190,196,.3);transform:perspective(900px) rotateX(1.4deg) rotateY(-1deg);transition:transform .3s,box-shadow .3s}
.card:hover{transform:perspective(900px) rotateX(0) rotateY(0) translateY(-4px)}
.card>*{position:relative;z-index:2}
/* SIGNATURE du site : le niveau d'eau de la carte monte avec la surface annoncée.
   État par défaut garanti sans JS (42 % = 160 m², la valeur initiale du curseur). */
.nappe{position:absolute;left:0;right:0;bottom:0;z-index:1;height:var(--nappe,42%);border-radius:0 0 22px 22px;background:linear-gradient(180deg,rgba(31,100,112,.14),rgba(31,100,112,.04));border-top:1.5px solid rgba(200,106,46,.55);transition:height .4s cubic-bezier(.2,.85,.25,1);pointer-events:none}
.nappe::after{content:'';position:absolute;left:0;right:0;top:-1.5px;height:1.5px;background:linear-gradient(90deg,transparent,rgba(250,242,228,.9),transparent);animation:meniscus 23s ease-in-out infinite alternate}
@keyframes meniscus{from{transform:translateX(-30%)}to{transform:translateX(30%)}}
.sheenbox{position:absolute;inset:0;z-index:1;border-radius:22px;overflow:hidden;pointer-events:none}
.sheenbox i{position:absolute;top:-12%;bottom:-12%;left:-58%;width:44%;background:linear-gradient(105deg,transparent,rgba(255,255,255,.05) 42%,rgba(255,255,255,.5) 50%,rgba(224,150,92,.14) 58%,transparent);transform:skewX(-12deg);animation:sheen 7s ease-in-out infinite;will-change:transform}
@keyframes sheen{0%,52%{transform:translateX(0) skewX(-12deg)}88%,100%{transform:translateX(420%) skewX(-12deg)}}
.card h3{font-family:'Grotesk';font-weight:700;font-size:19px;margin-bottom:2px}
.mini{font-family:'PlexMono';font-weight:600;font-size:13px;color:var(--amb-t);margin-bottom:16px;min-height:18px;font-variant-numeric:tabular-nums}
.fld{margin-bottom:13px}
.h-t{display:flex;justify-content:space-between;align-items:baseline;font-size:12px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;color:var(--enc2);margin-bottom:8px}
.h-t output{font-family:'PlexMono';font-weight:600;font-size:15px;color:var(--amb-t)}
input[type=range]{width:100%;appearance:none;height:6px;border-radius:99px;background:linear-gradient(90deg,var(--amb) var(--fill,40%),#dfe5e2 var(--fill,40%));cursor:pointer}
input[type=range]::-webkit-slider-thumb{appearance:none;width:22px;height:22px;border-radius:50%;background:#fff;border:3px solid var(--amb);box-shadow:0 2px 10px rgba(200,106,46,.5);transition:transform .15s,box-shadow .3s}
input[type=range]:active::-webkit-slider-thumb,input[type=range]:focus::-webkit-slider-thumb{box-shadow:0 2px 10px rgba(200,106,46,.5),0 0 0 8px rgba(200,106,46,.18)}
input[type=range]::-webkit-slider-thumb:hover{transform:scale(1.15)}
input[type=range]::-moz-range-thumb{width:19px;height:19px;border-radius:50%;background:#fff;border:3px solid var(--amb);box-shadow:0 2px 10px rgba(200,106,46,.5)}
.puces{display:grid;grid-template-columns:repeat(4,1fr);gap:7px}
.puces button{font-family:'Manrope';font-size:12.5px;font-weight:700;color:var(--enc2);background:rgba(255,255,255,.72);border:1px solid #cddcdd;border-radius:10px;padding:9px 4px;cursor:pointer;transition:all .18s;min-width:0}
.puces button:hover{transform:translateY(-2px);border-color:#a9c2c5;box-shadow:0 4px 10px rgba(18,51,58,.1)}
.puces button.on{background:linear-gradient(140deg,rgba(200,106,46,.16),rgba(200,106,46,.05));border-color:var(--amb);color:var(--amb-t);box-shadow:0 0 0 1px rgba(200,106,46,.3);animation:pop .28s cubic-bezier(.2,1.6,.4,1)}
@keyframes pop{0%{transform:scale(.94)}100%{transform:scale(1)}}
.sep{display:flex;align-items:center;gap:10px;font-size:11px;font-weight:700;letter-spacing:.14em;text-transform:uppercase;color:var(--mut);margin:16px 0 12px}
.sep::before,.sep::after{content:'';flex:1;height:1px;background:#dee8e7}
.idgrid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:10px}
.idgrid .full{grid-column:1/-1}
.idgrid>*{min-width:0}
.h-in{width:100%;font-family:'Manrope';font-size:14.5px;color:var(--enc);background:rgba(255,255,255,.75);border:1px solid #cddcdd;border-radius:10px;padding:12px 14px;transition:border-color .18s,box-shadow .18s,background .18s}
.h-in:hover{border-color:#a9c2c5}
.h-in:focus{border-color:var(--glc);background:#fff;box-shadow:0 0 0 3px rgba(62,124,166,.15);outline:none}
.h-in::placeholder{color:#9bb3b7}
textarea.h-in{resize:none;min-height:58px;line-height:1.5}
.hpot{position:absolute;left:-9999px;opacity:0}
.cta{display:block;width:100%;text-align:center;font-family:'Manrope';font-weight:700;font-size:16px;color:#241503;background:linear-gradient(135deg,#e0965c,#c86a2e);border:none;border-radius:12px;padding:15px 22px;cursor:pointer;text-decoration:none;box-shadow:0 4px 34px rgba(200,106,46,.4),0 2px 5px rgba(18,51,58,.2);transition:transform .18s,box-shadow .18s}
.cta:hover{transform:translateY(-2px);box-shadow:0 6px 46px rgba(200,106,46,.58),0 4px 9px rgba(18,51,58,.2)}
.cta .fl{display:inline-block;transition:transform .18s}
.cta:hover .fl{transform:translateX(4px)}
.cta[disabled]{opacity:.6;cursor:wait;transform:none}
.alt{text-align:center;font-size:13px;color:var(--enc2);margin-top:11px}
.alt a{color:var(--amb-t);text-decoration:none;font-weight:700}
.lpd{font-size:11px;color:var(--mut);text-align:center;margin-top:8px}
.lpd a{color:var(--mut)}
.ok-msg{margin-top:12px;text-align:center;font-weight:700;color:var(--ok);background:rgba(58,160,105,.1);border:1px solid rgba(58,160,105,.35);border-radius:10px;padding:11px}
.card-in{opacity:0;transform:translateY(30px) scale(.985)}
.go .card-in{animation:cardIn .9s cubic-bezier(.16,1.3,.3,1) forwards;animation-delay:.5s}
@keyframes cardIn{to{opacity:1;transform:none}}
.fini .card-in{opacity:1!important;transform:none!important;animation:none!important}

/* ---------------- sections ---------------- */
.sec{padding:64px 0}
.sec-tinte{background:var(--bg);position:relative}
.sec-tinte::before{content:'';position:absolute;inset:0;opacity:.35;pointer-events:none;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='340' height='260' viewBox='0 0 340 260'%3E%3Cg fill='none' stroke='%231f6470' stroke-opacity='.11' stroke-width='1'%3E%3Cpath d='M-20 46 H360'/%3E%3Cpath d='M-20 111 H360'/%3E%3Cpath d='M-20 176 H360'/%3E%3Cpath d='M-20 241 H360'/%3E%3C/g%3E%3Cg fill='none' stroke='%23c86a2e' stroke-opacity='.09' stroke-width='1'%3E%3Ccircle cx='84' cy='150' r='4'/%3E%3Ccircle cx='232' cy='84' r='3'/%3E%3C/g%3E%3C/svg%3E");background-size:340px 260px}
.sec-tinte>.wrap{position:relative;z-index:1}
.sec h2{font-family:'Grotesk';font-weight:700;font-size:clamp(24px,2.9vw,36px);line-height:1.12;margin-bottom:14px;text-wrap:balance}
.lead{color:var(--enc2);max-width:68ch;margin-bottom:26px;font-size:16.5px}
.cols2{display:grid;grid-template-columns:1fr 1fr;gap:30px;margin-top:8px}
.cols2>*{min-width:0}
.cols2 p{color:var(--enc2)}
.cols2 strong,.lead strong{color:var(--enc)}
.cols3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px;margin:26px 0}
.col-etape{background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;box-shadow:0 8px 24px rgba(18,51,58,.06);transition:transform .18s,box-shadow .18s}
.col-etape:hover{transform:translateY(-4px);box-shadow:0 14px 34px rgba(18,51,58,.1)}
.col-etape b{font-family:'PlexMono';font-weight:600;color:var(--amb-t);font-size:14px}
.col-etape h3{font-family:'Grotesk';font-weight:700;font-size:18px;margin:6px 0 8px}
.col-etape p{color:var(--enc2);font-size:14.5px}
.bande{background:linear-gradient(135deg,#163a41,#12333a);position:relative;overflow:hidden}
.bande::after{content:'';position:absolute;inset:0;opacity:.1;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='340' height='260' viewBox='0 0 340 260'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.5' stroke-width='1'%3E%3Cpath d='M-20 40 Q65 12 150 40 T320 40 T490 40'/%3E%3Cpath d='M-20 170 Q65 142 150 170 T320 170 T490 170'/%3E%3C/g%3E%3C/svg%3E");background-size:340px 260px}
.bande-in{position:relative;z-index:1;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;padding-top:16px;padding-bottom:16px;color:#e8dfd2;font-weight:700;font-size:14px}
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-top:30px}
.stat{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;text-align:center;box-shadow:0 8px 22px rgba(18,51,58,.06)}
.stat b{display:block;font-family:'PlexMono';font-weight:600;font-size:27px;color:var(--amb-t);font-variant-numeric:tabular-nums}
.stat span{font-size:12.5px;color:var(--mut)}
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:14px;margin-top:24px}
.steps-v{grid-template-columns:1fr;max-width:760px}
.step{display:flex;gap:14px;align-items:flex-start;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;box-shadow:0 6px 18px rgba(18,51,58,.05);transition:transform .18s}
.step:hover{transform:translateY(-3px)}
.step b{flex:none;width:32px;height:32px;display:grid;place-items:center;border-radius:50%;background:linear-gradient(135deg,#e0965c,#c86a2e);color:#241503;font-family:'PlexMono';font-weight:600;font-size:14px}
.step span{font-size:14.5px;color:var(--enc2)}
.step strong{color:var(--enc)}
.encart{border:1px solid rgba(200,106,46,.45);border-left:4px solid var(--amb);background:rgba(255,251,244,.85);border-radius:0 12px 12px 0;padding:16px 20px;margin-top:26px}
.encart p{color:#6d4a1c;font-size:14.5px}
.encart a{font-weight:700}

/* prestations (accueil) */
.prestas{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:28px}
.presta{position:relative;display:block;border-radius:18px;overflow:hidden;text-decoration:none;box-shadow:0 10px 28px rgba(18,51,58,.12);transition:transform .22s,box-shadow .22s;isolation:isolate}
.presta:hover{transform:translateY(-5px);box-shadow:0 18px 44px rgba(18,51,58,.18)}
.presta img{width:100%;height:230px;object-fit:cover;transition:transform .5s ease}
.presta:hover img{transform:scale(1.05)}
.presta-txt{position:absolute;inset:auto 0 0 0;padding:44px 18px 16px;background:linear-gradient(180deg,transparent,rgba(16,26,36,.88) 55%);color:#fff}
.presta-txt b{font-family:'Grotesk';font-weight:700;font-size:18px;display:block}
.presta-txt span{display:block;font-size:13px;color:#d0dee0;margin:3px 0 8px}
.presta-txt i{font-style:normal;font-size:13px;font-weight:700;color:#e0965c}

/* rangée image+texte (pages services) */
.row-img{display:grid;grid-template-columns:.9fr 1.1fr;gap:32px;align-items:center;margin-top:10px}
.row-img>*{min-width:0}
.row-img img{border-radius:16px;box-shadow:0 14px 34px rgba(18,51,58,.14);width:100%;height:100%;max-height:330px;object-fit:cover}
.row-img p{color:var(--enc2);margin-bottom:12px}
.row-img strong{color:var(--enc)}

/* tableaux & postes */
.table-scroll{overflow-x:auto;margin-top:10px}
.tbl{width:100%;border-collapse:collapse;background:#fff;border-radius:14px;overflow:hidden;box-shadow:0 8px 24px rgba(18,51,58,.07);min-width:560px}
.tbl th{background:#163a41;color:#f3ede4;text-align:left;font-size:13px;letter-spacing:.05em;padding:13px 16px}
.tbl td{padding:13px 16px;border-top:1px solid var(--line);color:var(--enc2);font-size:14.5px}
.tbl td:last-child{font-family:'PlexMono';font-weight:600;color:var(--enc);white-space:nowrap;font-variant-numeric:tabular-nums}
/* tableaux écrits directement dans un guide (sans classe) : même peau, et jamais de débordement */
.wrap-art table{display:block;width:100%;max-width:100%;overflow-x:auto;border-collapse:collapse;margin:18px 0;font-size:14.5px}
.wrap-art table th{background:#163a41;color:#f3ede4;text-align:left;font-size:13px;letter-spacing:.04em;padding:11px 14px}
.wrap-art table td{padding:11px 14px;border-top:1px solid var(--line);color:var(--enc2)}
.wrap-art table tr:nth-child(even) td{background:#f4f8f8}
.postes{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:8px}
.poste{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 16px}
.poste b{font-family:'PlexMono';font-weight:600;color:var(--amb-t);font-size:17px;white-space:nowrap}
.poste span{font-size:13.5px;color:var(--enc2)}

/* fiche commune */
.fiche{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}
.fiche div{background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px 14px}
.fiche small{display:block;font-size:10px;font-weight:700;letter-spacing:.13em;text-transform:uppercase;color:var(--mut)}
.fiche b{font-size:15px}
.communes-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(170px,1fr));gap:10px;margin-top:8px}
.communes-grid a{display:flex;justify-content:space-between;align-items:baseline;gap:8px;background:#fff;border:1px solid var(--line);border-radius:11px;padding:11px 14px;text-decoration:none;color:var(--enc);font-weight:700;font-size:14px;transition:transform .16s,border-color .16s,box-shadow .16s}
.communes-grid a:hover{transform:translateY(-2px);border-color:var(--amb);box-shadow:0 8px 20px rgba(18,51,58,.09)}
.communes-grid small{font-family:'PlexMono';font-weight:600;font-size:10.5px;color:var(--mut)}

/* FAQ */
.sec-faq{background:var(--bg)}
.faq-list{max-width:820px;margin-top:22px}
.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;margin-bottom:10px;overflow:hidden;transition:box-shadow .2s}
.faq-item[open]{box-shadow:0 10px 28px rgba(18,51,58,.09)}
.faq-item summary{list-style:none;cursor:pointer;padding:16px 46px 16px 18px;font-weight:700;font-size:15.5px;position:relative;transition:color .18s}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:'+';position:absolute;right:18px;top:50%;transform:translateY(-50%);font-family:'Grotesk';font-weight:300;font-size:24px;color:var(--amb-t);transition:transform .25s}
.faq-item[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq-item summary:hover{color:var(--amb-t)}
.faq-a{padding:0 18px 16px;color:var(--enc2);font-size:14.5px}

/* blog */
.arts{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin-top:24px}
.art-card{display:block;background:#fff;border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;box-shadow:0 8px 22px rgba(18,51,58,.06);transition:transform .18s,box-shadow .18s}
.art-card:hover{transform:translateY(-4px);box-shadow:0 16px 36px rgba(18,51,58,.11)}
.art-card b{font-family:'Grotesk';font-weight:700;font-size:18px;color:var(--enc);display:block;margin-bottom:8px}
.art-card p{color:var(--enc2);font-size:14px;margin-bottom:10px}
.art-card i{font-style:normal;font-weight:700;font-size:13.5px;color:var(--amb-t)}
.article .wrap-art{max-width:780px}
.article h1{font-family:'Grotesk';font-weight:700;font-size:clamp(28px,3.4vw,40px);margin-bottom:18px;text-wrap:balance}
.article h2{font-family:'Grotesk';font-weight:700;font-size:clamp(20px,2.3vw,26px);margin:30px 0 10px}
.article p{color:var(--enc2);margin-bottom:14px}
.article strong{color:var(--enc)}
.art-retour{margin-top:26px;font-weight:700}
.article .art-note{font-size:13.5px;color:var(--mut);border-left:3px solid var(--line);padding:10px 14px;background:#fff;border-radius:0 10px 10px 0;margin-bottom:18px}

/* CTA final */
.sec-cta{background:linear-gradient(135deg,#163a41,#102a30);position:relative;overflow:hidden}
.sec-cta::before{content:'';position:absolute;width:44vw;height:44vw;right:-12%;top:-40%;border-radius:50%;background:radial-gradient(closest-side,rgba(224,150,92,.25),transparent 70%);filter:blur(60px);animation:d2 13s ease-in-out infinite alternate}
.sec-cta::after{content:'';position:absolute;inset:0;opacity:.12;background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='340' height='260' viewBox='0 0 340 260'%3E%3Cg fill='none' stroke='%23ffffff' stroke-opacity='.5' stroke-width='1'%3E%3Cpath d='M-20 40 Q65 12 150 40 T320 40 T490 40'/%3E%3Cpath d='M-20 170 Q65 142 150 170 T320 170 T490 170'/%3E%3C/g%3E%3C/svg%3E");background-size:340px 260px}
.cta-fin{position:relative;z-index:1;text-align:center;padding-top:12px;padding-bottom:12px}
.cta-fin h2{color:#f6f1e8;font-family:'Grotesk';font-weight:700;font-size:clamp(24px,3vw,36px);margin-bottom:10px}
.cta-fin p{color:#c7d6d7;max-width:56ch;margin:0 auto 22px}
.cta-lien{display:inline-block;width:auto}
.cta-fin .alt{color:#a0b7bb}
.cta-fin .alt a{color:#e0965c}

/* footer */
.site-foot{background:#0c1e22;color:#bacdcf}
.foot-grid{display:grid;grid-template-columns:1.2fr 1fr 1.4fr;gap:36px;padding-top:48px;padding-bottom:30px}
.site-foot .logo{color:#f3ede4;font-size:21px}
.foot-txt{font-size:13.5px;margin-top:10px;color:#90aaae}
.foot-txt a{color:#d9c9ab;text-decoration:none}
.site-foot h4{font-size:11px;letter-spacing:.15em;text-transform:uppercase;color:#7d9ba0;margin-bottom:12px}
.foot-nav{display:grid;gap:7px}
.foot-nav a{color:#bacdcf;text-decoration:none;font-size:13.5px;transition:color .15s}
.foot-nav a:hover{color:#e0965c}
.foot-nav-com{grid-template-columns:repeat(2,1fr)}
.foot-legal{border-top:1px solid #173c44;padding-top:16px;padding-bottom:22px;font-size:12px;color:#85a1a6}
.foot-legal a{color:#a0b7bb}

/* sticky CTA mobile */
.sticky-cta{position:fixed;left:0;right:0;bottom:0;z-index:70;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(248,246,241,.92);backdrop-filter:blur(10px);border-top:1px solid var(--line);transform:translateY(110%);transition:transform .3s ease;display:none}
.sticky-cta .cta{width:100%}
.sticky-cta.vu{transform:none}
@media (max-width:760px){.sticky-cta{display:block}}

/* ---------------- popup « Partez avec votre chiffre » ---------------- */
.pum{position:fixed;inset:0;z-index:120;display:flex;align-items:center;justify-content:center;padding:20px;background:rgba(16,26,36,.45);backdrop-filter:blur(6px);opacity:0;transition:opacity .3s ease}
.pum.vu{opacity:1}
.pum-card{position:relative;width:min(430px,100%);background-image:linear-gradient(rgba(255,255,255,.93),rgba(255,255,255,.93)),linear-gradient(150deg,rgba(255,255,255,.95),rgba(224,150,92,.6) 40%,rgba(138,190,196,.45));background-origin:border-box;background-clip:padding-box,border-box;border:1px solid transparent;border-radius:20px;padding:24px;box-shadow:inset 0 1px 0 rgba(255,255,255,.95),0 2px 6px rgba(18,51,58,.12),0 24px 60px rgba(18,51,58,.28),0 0 80px rgba(224,150,92,.25);transform:translateY(18px) scale(.97);transition:transform .35s cubic-bezier(.2,1.1,.3,1)}
.pum.vu .pum-card{transform:none}
.pum-x{position:absolute;top:10px;right:10px;width:36px;height:36px;border:none;background:none;cursor:pointer;font-size:22px;line-height:1;color:var(--mut);border-radius:50%;transition:background .15s,color .15s}
.pum-x:hover{background:rgba(18,51,58,.07);color:var(--enc)}
.pum-eti{font-family:'PlexMono';font-weight:600;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;color:var(--glc);margin-bottom:8px}
.pum-card h3{font-family:'Grotesk';font-weight:700;font-size:22px;line-height:1.15;margin-bottom:6px}
.pum-chiffre{font-family:'PlexMono';font-weight:600;font-size:15px;color:var(--amb-t);background:rgba(224,150,92,.12);border:1px solid rgba(200,106,46,.35);border-radius:10px;padding:9px 13px;margin:10px 0 6px;font-variant-numeric:tabular-nums}
.pum-p{font-size:13.5px;color:var(--enc2);margin-bottom:14px}
.pum-grid{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-bottom:11px}
.pum-grid>*{min-width:0}
.pum-full{grid-column:1/-1}
.pum-grid textarea{resize:none;min-height:52px;line-height:1.45}
.pum-card .lpd{margin-top:9px}
.pum-ok{text-align:center;padding:16px 0 6px;font-weight:700;color:var(--ok)}
@media (max-width:600px){
  .pum{align-items:flex-end;padding:0}
  .pum-card{width:100%;border-radius:22px 22px 0 0;padding-bottom:calc(24px + env(safe-area-inset-bottom));transform:translateY(100%)}
}
@media (prefers-reduced-motion:reduce){.pum,.pum-card{transition:none!important}}

/* reveal (classe posée par JS uniquement) */
.js-rev [data-rev]{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.js-rev [data-rev].vu{opacity:1;transform:none}

/* ---------------- responsive ---------------- */
@media (max-width:1080px){
  .hero-grid{grid-template-columns:1fr;gap:32px}
  .hero-max{min-height:0}
  .card{transform:none}
  .halo{right:-10%;width:80%;top:auto;bottom:0;height:56%}
  /* en empilé, pas de résultat AVANT l'outil : les chips et la ligne source disparaissent,
     le résultat vit dans la carte (ligne ≈ kW · CHF) */
  .hero .live,.hero .srcline{display:none}
  .prestas{grid-template-columns:repeat(2,1fr)}
  .stats{grid-template-columns:repeat(2,1fr)}
  .steps{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:760px){
  .wrap{padding-left:18px;padding-right:18px}
  .sec{padding:46px 0}
  .hero-grid{padding-top:36px;padding-bottom:40px}
  .cols2,.cols3,.postes,.arts,.row-img{grid-template-columns:1fr}
  .row-img img{max-height:240px}
  .prestas{grid-template-columns:1fr}
  .steps{grid-template-columns:1fr}
  .fiche{grid-template-columns:1fr 1fr}
  .foot-grid{grid-template-columns:1fr;gap:26px}
  .bande-in{justify-content:flex-start;gap:8px 18px;font-size:13px}
}