:root{
  --lagoon-deep:#0c3438;
  --lagoon:#15545b;
  --lagoon-mid:#2b7077;
  --lagoon-soft:#8fbcbb;
  --terra:#bf513a;
  --terra-bright:#e07d4f;
  --sun:#f0a92b;
  --sand:#f5efe5;
  --sand-2:#ece0cd;
  --ink:#15211e;
  --ink-soft:#42514c;
  --cloud:#fbf8f2;
  --line:rgba(21,33,30,.12);
  --shadow:0 22px 60px -28px rgba(12,52,56,.45);
  --maxw:1200px;
}

*{margin:0;padding:0;box-sizing:border-box;}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;}
body{
  font-family:'Hanken Grotesk',system-ui,sans-serif;
  background:var(--sand);
  color:var(--ink);
  line-height:1.62;
  font-size:17px;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{
  font-family:'Fraunces',Georgia,serif;
  font-weight:600;
  line-height:1.04;
  letter-spacing:-0.015em;
  font-optical-sizing:auto;
}
a{text-decoration:none;color:inherit;}
img{display:block;max-width:100%;}
button{font-family:inherit;cursor:pointer;border:none;background:none;}
ul{list-style:none;}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 26px;}
.eyebrow{
  font-family:'Spline Sans Mono',monospace;
  font-size:.72rem;font-weight:500;letter-spacing:.18em;text-transform:uppercase;
  color:var(--terra);display:inline-flex;align-items:center;gap:9px;
}
.eyebrow::before{content:"";width:22px;height:1.5px;background:var(--terra);display:inline-block;}
.eyebrow.on-dark{color:var(--sun);}
.eyebrow.on-dark::before{background:var(--sun);}

/* ===== buttons ===== */
.btn{
  display:inline-flex;align-items:center;gap:.5em;justify-content:center;
  font-weight:700;font-size:.96rem;padding:15px 26px;border-radius:100px;
  transition:transform .25s cubic-bezier(.2,.7,.2,1),box-shadow .25s,background .25s,color .25s;
  white-space:nowrap;
}
.btn-primary{background:var(--terra);color:#fff;box-shadow:0 14px 30px -12px rgba(191,81,58,.7);}
.btn-primary:hover{background:var(--terra-bright);transform:translateY(-2px);}
.btn-sun{background:var(--sun);color:#3a2a08;box-shadow:0 14px 30px -12px rgba(240,169,43,.7);}
.btn-sun:hover{transform:translateY(-2px);filter:brightness(1.04);}
.btn-ghost{background:transparent;color:#fff;border:1.5px solid rgba(255,255,255,.55);}
.btn-ghost:hover{background:rgba(255,255,255,.12);border-color:#fff;}
.btn-dark{background:var(--lagoon-deep);color:#fff;}
.btn-dark:hover{background:var(--lagoon);transform:translateY(-2px);}

/* ===== corrugation ridge separator (signature: tôle ondulée) ===== */
.ridge{display:block;width:100%;height:16px;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='40' height='16'%3E%3Cpath d='M0 11 Q10 3 20 11 T40 11' fill='none' stroke='%23bf513a' stroke-width='2' opacity='0.45'/%3E%3C/svg%3E");
  background-repeat:repeat-x;background-position:center;background-size:40px 16px;background-color:var(--cloud);}

/* ===== NAV ===== */
.nav{position:fixed;top:0;left:0;right:0;z-index:200;padding:18px 0;transition:all .35s ease;}
.nav.scrolled{background:rgba(251,248,242,.92);backdrop-filter:blur(12px);box-shadow:0 1px 0 var(--line);padding:11px 0;}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;}
.brand{display:flex;align-items:center;gap:11px;font-family:'Fraunces',serif;font-weight:700;font-size:1.28rem;letter-spacing:.02em;color:#fff;transition:color .35s;}
.nav.scrolled .brand{color:var(--lagoon-deep);}
.brand img{width:42px;height:42px;border-radius:50%;flex:none;box-shadow:0 2px 10px rgba(0,0,0,.25);}
.nav-links{display:flex;align-items:center;gap:30px;}
.nav-links a.lnk{font-size:.93rem;font-weight:600;color:rgba(255,255,255,.92);transition:color .25s,opacity .25s;}
.nav.scrolled .nav-links a.lnk{color:var(--ink-soft);}
.nav-links a.lnk:hover{color:var(--sun);}
.nav.scrolled .nav-links a.lnk:hover{color:var(--terra);}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:42px;height:42px;align-items:center;justify-content:center;border-radius:10px;}
.nav-toggle span{width:23px;height:2px;background:#fff;border-radius:2px;transition:.3s;}
.nav.scrolled .nav-toggle span{background:var(--ink);}

/* ===== HERO ===== */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;overflow:hidden;}
.hero-bg{position:absolute;inset:0;z-index:0;}
.hero-bg img{width:100%;height:100%;object-fit:cover;object-position:25% 42%;will-change:transform;}
.hero-bg::after{content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(12,52,56,.55) 0%,rgba(12,52,56,.18) 30%,rgba(12,52,56,.35) 62%,rgba(12,52,56,.92) 100%);}
.hero-content{position:relative;z-index:2;width:100%;padding-bottom:74px;padding-top:120px;color:#fff;}
.hero-eyebrow{color:#fff;font-family:'Spline Sans Mono',monospace;font-size:.74rem;letter-spacing:.16em;text-transform:uppercase;
  display:inline-flex;align-items:center;gap:9px;opacity:.95;margin-bottom:22px;}
.hero-eyebrow::before{content:"";width:24px;height:1.5px;background:var(--sun);}
.hero h1{font-size:clamp(2.7rem,7.2vw,5.4rem);font-weight:600;max-width:15ch;text-shadow:0 2px 30px rgba(0,0,0,.25);}
.hero h1 em{font-style:italic;font-weight:500;color:var(--sun);}
.hero p.lede{margin-top:22px;max-width:46ch;font-size:clamp(1.02rem,2vw,1.24rem);color:rgba(255,255,255,.92);font-weight:400;}
.hero-actions{margin-top:32px;display:flex;flex-wrap:wrap;gap:14px;}
.hero-trust{margin-top:30px;display:flex;flex-wrap:wrap;gap:10px 22px;font-family:'Spline Sans Mono',monospace;font-size:.76rem;letter-spacing:.04em;color:rgba(255,255,255,.85);}
.hero-trust span{display:inline-flex;align-items:center;gap:7px;}
.hero-trust span::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--sun);}

/* ===== STAT BAR ===== */
.statbar{background:var(--lagoon-deep);color:#fff;}
.statbar .wrap{display:grid;grid-template-columns:repeat(4,1fr);gap:0;}
.stat{padding:30px 22px;text-align:center;border-right:1px solid rgba(255,255,255,.12);}
.stat:last-child{border-right:none;}
.stat .num{font-family:'Fraunces',serif;font-weight:600;font-size:clamp(2rem,4.5vw,2.9rem);line-height:1;color:var(--sun);}
.stat .num small{font-size:.5em;font-weight:500;}
.stat .lab{margin-top:8px;font-size:.82rem;color:rgba(255,255,255,.78);line-height:1.35;}

/* ===== SECTION SHELL ===== */
section{position:relative;}
.section-pad{padding:clamp(64px,9vw,118px) 0;}
.section-head{max-width:46ch;}
.section-head h2{font-size:clamp(2rem,4.4vw,3.2rem);margin-top:16px;}
.section-head p{margin-top:18px;color:var(--ink-soft);font-size:1.05rem;}

/* ===== USP / DIFFERENTIATOR ===== */
.usp{background:var(--cloud);}
.usp-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;}
.usp .tagflag{display:inline-flex;align-items:center;gap:9px;background:rgba(191,81,58,.1);color:var(--terra);
  font-family:'Spline Sans Mono',monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;
  padding:7px 14px;border-radius:100px;font-weight:600;margin-bottom:20px;}
.usp h2{font-size:clamp(2rem,4.4vw,3.1rem);}
.usp h2 .u{color:var(--terra);font-style:italic;font-weight:500;}
.usp p.sub{margin-top:18px;color:var(--ink-soft);max-width:42ch;}
.combo{display:flex;flex-direction:column;gap:14px;}
.combo-row{display:flex;align-items:center;gap:16px;background:#fff;border:1px solid var(--line);border-radius:18px;padding:20px 22px;
  box-shadow:0 10px 30px -22px rgba(12,52,56,.4);}
.combo-row .ic{flex:none;width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--lagoon-deep);color:var(--sun);}
.combo-row h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1rem;letter-spacing:-.01em;}
.combo-row p{font-size:.9rem;color:var(--ink-soft);margin-top:2px;}
.combo-plus{align-self:center;font-family:'Fraunces',serif;font-size:1.5rem;color:var(--terra);line-height:0;margin:-6px 0;}
.combo-cap{margin-top:18px;display:flex;align-items:center;gap:10px;font-weight:700;color:var(--lagoon-deep);font-size:.95rem;}
.combo-cap .star{color:var(--sun);}

/* ===== CLIMAT ===== */
.climat{background:var(--lagoon-deep);color:#fff;}
.climat .section-head h2{color:#fff;}
.climat .section-head h2 em{color:var(--sun);font-style:italic;font-weight:500;}
.climat .section-head p{color:rgba(255,255,255,.8);}
.aggr{margin-top:48px;display:grid;grid-template-columns:repeat(3,1fr);gap:20px;}
.aggr-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:26px;}
.aggr-card .ic{font-size:1.5rem;}
.aggr-card h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.06rem;margin-top:12px;color:#fff;}
.aggr-card p{margin-top:8px;font-size:.92rem;color:rgba(255,255,255,.72);}

/* ===== TOITURE / PROCESS ===== */
.toiture{background:var(--sand);}
.toiture-grid{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:start;}
.process{margin-top:34px;}
.process-item{display:flex;gap:20px;padding:18px 0;border-top:1px solid var(--line);}
.process-item:first-child{border-top:none;padding-top:0;}
.process-num{font-family:'Spline Sans Mono',monospace;font-weight:600;font-size:.95rem;color:var(--terra);
  flex:none;width:34px;padding-top:3px;}
.process-item h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.06rem;letter-spacing:-.01em;}
.process-item p{font-size:.92rem;color:var(--ink-soft);margin-top:3px;}
.toiture-visual{position:sticky;top:96px;}
.toiture-visual .pic{position:relative;border-radius:22px;overflow:hidden;box-shadow:var(--shadow);}
.toiture-visual img{width:100%;height:520px;object-fit:cover;}
.toiture-badge{position:absolute;left:18px;bottom:18px;right:18px;background:rgba(251,248,242,.94);backdrop-filter:blur(6px);
  border-radius:14px;padding:14px 18px;}
.toiture-badge .t{font-weight:700;font-size:.95rem;color:var(--lagoon-deep);}
.toiture-badge .s{font-size:.82rem;color:var(--ink-soft);margin-top:2px;}

/* ===== COOLROOF / THERMO ===== */
.cool{background:linear-gradient(165deg,#0c3438 0%,#15545b 100%);color:#fff;overflow:hidden;}
.cool .section-head{max-width:54ch;}
.cool .section-head h2{color:#fff;}
.cool .section-head h2 em{font-style:italic;font-weight:500;color:var(--sun);}
.cool .section-head p{color:rgba(255,255,255,.82);}
.compare{margin-top:48px;display:grid;grid-template-columns:1fr 1fr;gap:22px;}
.cmp{border-radius:22px;padding:30px;position:relative;overflow:hidden;}
.cmp.sans{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);}
.cmp.avec{background:#fff;color:var(--ink);box-shadow:var(--shadow);}
.cmp .tag{font-family:'Spline Sans Mono',monospace;font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;font-weight:600;}
.cmp.sans .tag{color:#ff9d83;}
.cmp.avec .tag{color:var(--terra);}
.cmp h3{font-family:'Fraunces',serif;font-weight:600;font-size:1.5rem;margin-top:8px;}
.cmp.sans h3{color:#fff;}
.cmp .temp{font-family:'Fraunces',serif;font-weight:600;font-size:3.1rem;line-height:1;margin-top:18px;}
.cmp.sans .temp{color:#ff8e70;}
.cmp.avec .temp{color:var(--lagoon-mid);}
.cmp .temp small{font-size:.34em;font-family:'Spline Sans Mono',monospace;font-weight:500;letter-spacing:.04em;display:block;margin-top:8px;text-transform:uppercase;}
.cmp.sans .temp small{color:rgba(255,255,255,.7);}
.cmp.avec .temp small{color:var(--ink-soft);}
.heatbar{margin-top:20px;height:9px;border-radius:6px;overflow:hidden;background:rgba(0,0,0,.08);}
.heatbar i{display:block;height:100%;border-radius:6px;}
.cmp.sans .heatbar{background:rgba(255,255,255,.12);}
.cmp.sans .heatbar i{width:88%;background:linear-gradient(90deg,#f0a92b,#e0563a);}
.cmp.avec .heatbar i{width:34%;background:linear-gradient(90deg,#8fbcbb,#2b7077);}
.cmp p.d{margin-top:16px;font-size:.92rem;}
.cmp.sans p.d{color:rgba(255,255,255,.74);}
.cmp.avec p.d{color:var(--ink-soft);}
.cmp .reflect{position:absolute;top:24px;right:26px;font-family:'Spline Sans Mono',monospace;font-weight:600;font-size:.78rem;
  background:var(--sun);color:#3a2a08;padding:5px 11px;border-radius:100px;}
.cool-roi{margin-top:26px;display:flex;flex-wrap:wrap;align-items:center;gap:16px 26px;
  background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:18px;padding:22px 26px;}
.cool-roi .big{font-family:'Fraunces',serif;font-weight:600;font-size:2.4rem;color:var(--sun);line-height:1;}
.cool-roi p{font-size:.95rem;color:rgba(255,255,255,.85);max-width:48ch;}
.cool-note{margin-top:16px;font-family:'Spline Sans Mono',monospace;font-size:.74rem;color:rgba(255,255,255,.6);letter-spacing:.03em;}

/* ===== FORMULES ===== */
.formules{background:var(--cloud);}
.formules-grid{margin-top:46px;display:grid;grid-template-columns:repeat(3,1fr);gap:22px;align-items:stretch;}
.formule{background:#fff;border:1px solid var(--line);border-radius:22px;padding:30px 28px;display:flex;flex-direction:column;
  transition:transform .3s,box-shadow .3s;}
.formule:hover{transform:translateY(-5px);box-shadow:var(--shadow);}
.formule .lvl{font-family:'Spline Sans Mono',monospace;font-size:.72rem;letter-spacing:.1em;text-transform:uppercase;color:var(--terra);font-weight:600;}
.formule h3{font-size:1.55rem;margin-top:10px;}
.formule .desc{margin-top:12px;color:var(--ink-soft);font-size:.95rem;}
.formule ul{margin-top:18px;display:flex;flex-direction:column;gap:10px;flex:1;}
.formule li{display:flex;gap:10px;font-size:.92rem;align-items:flex-start;}
.formule li svg{flex:none;margin-top:3px;color:var(--lagoon-mid);}
.formule.featured{background:var(--lagoon-deep);color:#fff;border-color:var(--lagoon-deep);box-shadow:var(--shadow);position:relative;}
.formule.featured .lvl{color:var(--sun);}
.formule.featured .desc{color:rgba(255,255,255,.8);}
.formule.featured li svg{color:var(--sun);}
.formule.featured .pop{position:absolute;top:-13px;left:28px;background:var(--sun);color:#3a2a08;font-family:'Spline Sans Mono',monospace;
  font-size:.68rem;font-weight:600;letter-spacing:.08em;text-transform:uppercase;padding:5px 13px;border-radius:100px;}
.formule .pick{margin-top:24px;}

/* ===== SOLAIRE ===== */
.solaire{background:var(--lagoon-deep);color:#fff;overflow:hidden;}
.solaire-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:54px;align-items:center;}
.solaire .section-head h2{color:#fff;}
.solaire .section-head p{color:rgba(255,255,255,.82);}
.kit-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.14);border-radius:24px;padding:32px;margin-top:34px;}
.kit-head{display:flex;align-items:baseline;gap:14px;}
.kit-kw{font-family:'Fraunces',serif;font-weight:600;font-size:3.6rem;line-height:.9;color:#fff;}
.kit-kw sup{font-size:.3em;color:var(--sun);font-family:'Spline Sans Mono',monospace;}
.kit-head .kl{font-size:.92rem;color:rgba(255,255,255,.8);max-width:18ch;}
.kit-specs{margin-top:24px;border-top:1px solid rgba(255,255,255,.13);}
.kit-spec{display:flex;justify-content:space-between;gap:16px;padding:11px 0;border-bottom:1px solid rgba(255,255,255,.1);font-size:.92rem;}
.kit-spec .k{color:rgba(255,255,255,.72);}
.kit-spec .v{font-family:'Spline Sans Mono',monospace;font-weight:500;color:#fff;text-align:right;}
.savings{margin-top:22px;display:flex;align-items:center;gap:18px;background:var(--sun);color:#3a2a08;border-radius:16px;padding:18px 22px;}
.savings .pct{font-family:'Fraunces',serif;font-weight:700;font-size:2.5rem;line-height:1;}
.savings p{font-size:.9rem;font-weight:500;}
.solaire-visual{position:relative;}
.solaire-visual img{width:100%;border-radius:24px;box-shadow:var(--shadow);object-fit:cover;max-height:560px;}
.solaire-visual .cap{position:absolute;left:16px;bottom:16px;background:rgba(12,52,56,.85);backdrop-filter:blur(6px);
  color:#fff;font-family:'Spline Sans Mono',monospace;font-size:.74rem;padding:8px 13px;border-radius:10px;letter-spacing:.03em;}
.solaire-feats{margin-top:30px;display:grid;grid-template-columns:repeat(2,1fr);gap:14px;}
.sfeat{display:flex;gap:12px;align-items:flex-start;}
.sfeat .ic{flex:none;width:38px;height:38px;border-radius:10px;display:grid;place-items:center;background:rgba(240,169,43,.16);color:var(--sun);}
.sfeat h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:.96rem;}
.sfeat p{font-size:.84rem;color:rgba(255,255,255,.7);margin-top:1px;}

/* ===== REALISATIONS ===== */
.real{background:var(--sand);}
.gallery{margin-top:42px;display:grid;grid-template-columns:repeat(3,1fr);grid-auto-rows:300px;gap:16px;}
.gal{position:relative;border-radius:18px;overflow:hidden;box-shadow:0 14px 36px -26px rgba(12,52,56,.6);}
.gal img{width:100%;height:100%;object-fit:cover;transition:transform .6s cubic-bezier(.2,.7,.2,1);}
.gal:hover img{transform:scale(1.06);}
.gal .glab{position:absolute;left:0;right:0;bottom:0;padding:24px 16px 12px;color:#fff;font-size:.82rem;font-weight:600;
  background:linear-gradient(transparent,rgba(12,52,56,.85));}

/* ===== ZONES ===== */
.zones{background:var(--cloud);}
.zones-strip{display:grid;grid-template-columns:repeat(3,1fr);gap:20px;margin-top:38px;}
.zone{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;display:flex;gap:16px;align-items:flex-start;}
.zone .dot{flex:none;width:14px;height:14px;border-radius:50%;background:var(--terra);margin-top:6px;position:relative;}
.zone .dot::after{content:"";position:absolute;inset:-6px;border:1.5px solid rgba(191,81,58,.35);border-radius:50%;}
.zone h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.2rem;}
.zone p{font-size:.9rem;color:var(--ink-soft);margin-top:3px;}

/* ===== POURQUOI ===== */
.why{background:var(--sand);}
.why-grid{margin-top:44px;display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
.why-card{background:#fff;border:1px solid var(--line);border-radius:18px;padding:26px;}
.why-card .ic{width:46px;height:46px;border-radius:12px;display:grid;place-items:center;background:var(--lagoon-deep);color:var(--sun);margin-bottom:16px;}
.why-card h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.04rem;letter-spacing:-.01em;}
.why-card p{font-size:.9rem;color:var(--ink-soft);margin-top:8px;}

/* ===== CONTACT ===== */
.contact{background:linear-gradient(165deg,#bf513a 0%,#a8412d 100%);color:#fff;}
.contact-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:54px;align-items:start;}
.contact h2{font-size:clamp(2rem,4.4vw,3.1rem);color:#fff;}
.contact .lede{margin-top:18px;color:rgba(255,255,255,.9);max-width:40ch;}
.contact-list{margin-top:30px;display:flex;flex-direction:column;gap:14px;}
.cline{display:flex;align-items:center;gap:14px;font-size:1.04rem;font-weight:600;}
.cline .ic{flex:none;width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.16);}
.cline span small{display:block;font-family:'Spline Sans Mono',monospace;font-size:.66rem;font-weight:500;letter-spacing:.08em;
  text-transform:uppercase;opacity:.7;margin-bottom:1px;}
.pay4{margin-top:24px;display:inline-flex;align-items:center;gap:12px;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);
  border-radius:14px;padding:14px 18px;font-weight:600;font-size:.95rem;}
.pay4 b{background:#fff;color:var(--terra);border-radius:8px;padding:3px 9px;font-family:'Spline Sans Mono',monospace;}

.form-card{background:var(--cloud);border-radius:24px;padding:32px;box-shadow:var(--shadow);color:var(--ink);}
.form-card h3{font-size:1.5rem;}
.form-card .fnote{font-size:.88rem;color:var(--ink-soft);margin-top:6px;margin-bottom:22px;}
.field{margin-bottom:16px;}
.field label{display:block;font-size:.8rem;font-weight:600;color:var(--ink-soft);margin-bottom:6px;font-family:'Spline Sans Mono',monospace;
  letter-spacing:.04em;text-transform:uppercase;}
.field input,.field select,.field textarea{
  width:100%;font-family:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid var(--line);
  border-radius:12px;padding:13px 15px;transition:border .2s,box-shadow .2s;}
.field textarea{resize:vertical;min-height:96px;}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--terra);box-shadow:0 0 0 4px rgba(191,81,58,.12);}
.field-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;}
.hp{position:absolute;left:-9999px;}
.form-submit{width:100%;margin-top:6px;font-size:1rem;padding:16px;}
.form-ok{display:none;text-align:center;padding:30px 10px;}
.form-ok.show{display:block;}
.form-ok .check{width:60px;height:60px;border-radius:50%;background:var(--lagoon-deep);color:var(--sun);display:grid;place-items:center;margin:0 auto 16px;}
.form-ok h3{color:var(--lagoon-deep);}
.form-ok p{color:var(--ink-soft);margin-top:8px;}

/* ===== FOOTER ===== */
footer{background:var(--lagoon-deep);color:rgba(255,255,255,.7);padding:64px 0 30px;}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:40px;}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-family:'Fraunces',serif;font-weight:700;font-size:1.5rem;}
.footer-brand img{width:48px;height:48px;border-radius:50%;}
.foot-tag{margin-top:16px;font-size:.92rem;max-width:38ch;}
footer h5{color:#fff;font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:.82rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px;}
footer li{margin-bottom:9px;font-size:.94rem;}
footer li a:hover{color:var(--sun);}
.footer-bottom{margin-top:46px;padding-top:22px;border-top:1px solid rgba(255,255,255,.13);display:flex;flex-wrap:wrap;
  justify-content:space-between;gap:10px;font-size:.8rem;font-family:'Spline Sans Mono',monospace;letter-spacing:.02em;color:rgba(255,255,255,.5);}

/* ===== MOBILE STICKY BAR ===== */
.mbar{position:fixed;left:0;right:0;bottom:0;z-index:190;display:none;gap:10px;padding:10px 14px calc(10px + env(safe-area-inset-bottom));
  background:rgba(251,248,242,.96);backdrop-filter:blur(10px);box-shadow:0 -1px 0 var(--line);}
.mbar a{flex:1;text-align:center;}

/* ===== WhatsApp ===== */
.wa-fab{position:fixed;right:20px;bottom:26px;z-index:195;width:60px;height:60px;border-radius:50%;
  background:#25D366;color:#fff;display:grid;place-items:center;box-shadow:0 14px 30px -8px rgba(37,211,102,.65);
  transition:transform .25s;}
.wa-fab svg{width:33px;height:33px;}
.wa-fab::after{content:"";position:absolute;inset:0;border-radius:50%;border:2px solid #25D366;
  animation:waPulse 2.6s ease-out infinite;pointer-events:none;}
.wa-fab:hover{transform:scale(1.08);}
@keyframes waPulse{0%{transform:scale(1);opacity:.55}70%{transform:scale(1.55);opacity:0}100%{opacity:0}}
.wa-btn{background:#25D366;color:#fff;margin-top:18px;box-shadow:0 14px 30px -12px rgba(37,211,102,.7);}
.wa-btn:hover{background:#1ebe5b;transform:translateY(-2px);}
.wa-btn svg{width:20px;height:20px;}
.wa-pair{display:flex;gap:12px;flex-wrap:wrap;margin-top:18px;}
.wa-pair .wa-btn{margin-top:0;flex:1 1 200px;font-size:.9rem;padding:14px 18px;}

/* ===== reveal ===== */
.reveal{opacity:0;transform:translateY(26px);transition:opacity .7s ease,transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.in{opacity:1;transform:none;}

/* ===== RESPONSIVE ===== */
@media(max-width:980px){
  .usp-inner,.toiture-grid,.solaire-grid,.contact-grid{grid-template-columns:1fr;gap:38px;}
  .toiture-visual{position:static;}
  .toiture-visual img{height:380px;}
  .why-grid{grid-template-columns:repeat(2,1fr);}
  .formules-grid{grid-template-columns:1fr;}
  .gallery{grid-template-columns:repeat(3,1fr);grid-auto-rows:220px;}
  .gal.a,.gal.b,.gal.c,.gal.d,.gal.e{grid-column:span 1;grid-row:span 1;}
  
}
@media(max-width:720px){
  body{font-size:16px;}
  .nav-links{position:fixed;inset:0 0 auto 0;top:0;flex-direction:column;align-items:stretch;gap:0;
    background:var(--cloud);padding:84px 26px 30px;transform:translateY(-110%);transition:transform .4s cubic-bezier(.2,.7,.2,1);
    box-shadow:var(--shadow);}
  .nav-links.open{transform:translateY(0);}
  .nav-links a.lnk{color:var(--ink)!important;font-size:1.1rem;padding:15px 0;border-bottom:1px solid var(--line);}
  .nav-links .btn{margin-top:18px;}
  .nav-toggle{display:flex;}
  .nav.open-menu .nav-toggle span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav.open-menu .nav-toggle span:nth-child(2){opacity:0;}
  .nav.open-menu .nav-toggle span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .nav.open-menu .nav-toggle span{background:var(--ink);}
  .statbar .wrap{grid-template-columns:1fr 1fr;}
  .stat:nth-child(2){border-right:none;}
  .stat{border-bottom:1px solid rgba(255,255,255,.12);}
  .aggr,.compare,.solaire-feats,.zones-strip{grid-template-columns:1fr;}
  .cmp .reflect{position:static;display:inline-block;margin-bottom:10px;}
  .why-grid{grid-template-columns:1fr;}
  .field-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;gap:30px;}
  .hero-content{padding-bottom:96px;}
  .mbar{display:flex;}
  .wa-fab{bottom:86px;right:14px;width:54px;height:54px;}
  .wa-fab svg{width:30px;height:30px;}
  footer{padding-bottom:96px;}
  .gallery{grid-template-columns:1fr;grid-auto-rows:220px;}
  .gal.a{grid-column:span 1;grid-row:span 1;}
}
@media(prefers-reduced-motion:reduce){
  *{scroll-behavior:auto!important;}
  .reveal{opacity:1!important;transform:none!important;transition:none!important;}
  .hero-bg img{will-change:auto;}
  .wa-fab::after{animation:none;display:none;}
}
:focus-visible{outline:3px solid var(--sun);outline-offset:2px;border-radius:4px;}

/* ===== ajouts multi-pages ===== */
.hero h1 .h1-kw{display:block;font-family:'Spline Sans Mono',monospace;font-size:clamp(.74rem,1.6vw,.86rem);font-weight:500;
  letter-spacing:.14em;text-transform:uppercase;color:#fff;text-shadow:none;margin-bottom:22px;max-width:none;line-height:1.5;}
.hero h1 .h1-kw::before{content:"";display:inline-block;width:24px;height:1.5px;background:var(--sun);vertical-align:middle;margin-right:9px;}
.page-hero{min-height:72svh;}
.page-hero h1{font-size:clamp(2.3rem,6vw,4.4rem);max-width:18ch;}
.crumbs{font-family:'Spline Sans Mono',monospace;font-size:.72rem;letter-spacing:.06em;color:rgba(255,255,255,.8);margin-bottom:18px;}
.crumbs a{color:#fff;text-decoration:underline;text-underline-offset:3px;}
.crumbs span{opacity:.6;margin:0 6px;}
.more{display:inline-flex;align-items:center;gap:8px;margin-top:22px;font-weight:700;color:var(--terra);border-bottom:1.5px solid currentColor;padding-bottom:2px;}
.more:hover{color:var(--terra-bright);}
.on-darkbg .more,.climat .more,.cool .more,.solaire .more{color:var(--sun);}
a.zone{transition:transform .25s,box-shadow .25s;}
a.zone:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
a.zone .go{display:inline-block;margin-top:10px;font-weight:700;font-size:.88rem;color:var(--terra);}
.prose{max-width:72ch;}
.prose h2{font-size:clamp(1.7rem,3.6vw,2.5rem);margin:0 0 16px;}
.prose h3{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.18rem;letter-spacing:-.01em;margin:28px 0 8px;}
.prose p{color:var(--ink-soft);margin-top:12px;}
.prose ul.dots{margin-top:14px;display:flex;flex-direction:column;gap:8px;}
.prose ul.dots li{position:relative;padding-left:20px;color:var(--ink-soft);}
.prose ul.dots li::before{content:"";position:absolute;left:0;top:.68em;width:8px;height:8px;border-radius:50%;background:var(--terra);}
.prose strong{color:var(--ink);}
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:54px;align-items:start;}
.split .pic{border-radius:22px;overflow:hidden;box-shadow:var(--shadow);position:sticky;top:96px;}
.split .pic img{width:100%;height:480px;object-fit:cover;}
.faq{background:var(--cloud);}
.faq-list{margin-top:34px;max-width:820px;display:flex;flex-direction:column;gap:12px;}
.faq details{background:#fff;border:1px solid var(--line);border-radius:16px;padding:18px 22px;}
.faq summary{cursor:pointer;font-weight:700;font-size:1.02rem;list-style:none;display:flex;justify-content:space-between;gap:16px;}
.faq summary::-webkit-details-marker{display:none;}
.faq summary::after{content:"+";font-family:'Fraunces',serif;font-size:1.4rem;line-height:1;color:var(--terra);flex:none;}
.faq details[open] summary::after{content:"–";}
.faq details p{margin-top:10px;color:var(--ink-soft);font-size:.96rem;}
.links{background:var(--sand);}
.links-grid{margin-top:34px;display:grid;grid-template-columns:repeat(3,1fr);gap:18px;}
.links-grid a{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 24px;transition:transform .25s,box-shadow .25s;}
.links-grid a:hover{transform:translateY(-3px);box-shadow:var(--shadow);}
.links-grid h4{font-family:'Hanken Grotesk',sans-serif;font-weight:700;font-size:1.05rem;}
.links-grid p{font-size:.9rem;color:var(--ink-soft);margin-top:4px;}
.links-grid .go{display:inline-block;margin-top:10px;font-weight:700;font-size:.88rem;color:var(--terra);}
.communes{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px;}
.communes span{background:#fff;border:1px solid var(--line);border-radius:100px;padding:6px 13px;font-size:.86rem;font-weight:600;color:var(--lagoon-deep);}
footer .foot-legal{margin-top:12px;font-size:.82rem;}
@media(max-width:980px){
  .split{grid-template-columns:1fr;gap:34px;}
  .split .pic{position:static;}
  .split .pic img{height:340px;}
  .links-grid{grid-template-columns:1fr 1fr;}
}
@media(max-width:720px){
  .links-grid{grid-template-columns:1fr;}
  .page-hero{min-height:78svh;}
}