/* RPC — « La tête thermostatique » : manomètre d'ouverture, cadran à tourner qui réchauffe la section, circuit en cuivre. Archivo + IBM Plex Mono. */
:root{
  --bg:#F2F5F7;--bg2:#E6ECF0;--ink:#0E1B2B;--muted:#4A5868;--line:rgba(14,27,43,.14);--card:#FFFFFF;
  --copper:#9E4F1C;--copper-l:#D9864E;--cold:#2C5F8F;--hot:#C8492C;
  --display:'Archivo',system-ui,sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;
  --ease:cubic-bezier(.2,.75,.2,1);--pad:clamp(20px,5vw,64px);--max:1240px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{-webkit-text-size-adjust:100%;line-height:1.6;background:var(--bg)}
html.lenis,html.lenis body{height:auto}
.lenis.lenis-smooth{scroll-behavior:auto!important}
body{background:var(--bg);color:var(--ink);font-family:var(--display);font-size:17px;line-height:1.6}
img{display:block;max-width:100%;height:auto}
a{color:inherit}
button{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--copper);outline-offset:3px}
.wrap{max-width:var(--max);margin:0 auto;padding-left:var(--pad);padding-right:var(--pad)}

.reveal{opacity:0;transform:translateY(26px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.lines .line{display:block;overflow:hidden;padding:.04em .2em .08em 0;margin-bottom:-.1em}
.lines .line__in{display:block;transform:translateY(112%);transition:transform 1.05s var(--ease);transition-delay:calc(var(--i,0)*.09s)}
.lines.in .line__in{transform:none}
.line__in--copper{color:var(--copper-l)}
.failsafe .reveal,.no-js .reveal{opacity:1;transform:none}
.failsafe .line__in,.no-js .line__in{transform:none}

.kicker{font-family:var(--mono);font-weight:500;font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--copper);margin-bottom:16px;display:flex;align-items:center;gap:10px}
.kicker::before{content:"";width:10px;height:10px;border-radius:50%;border:2px solid currentColor}
.kicker--light{color:#FFD9BD}
.h2{font-family:var(--display);font-weight:800;font-stretch:112%;font-size:clamp(40px,7vw,92px);line-height:.98;letter-spacing:-.025em;margin-bottom:22px}
.metiers .h2 .line__in--copper,.demande .h2 .line__in--copper{color:var(--copper)}
.h2--light{color:#fff}
.body{font-size:clamp(17px,1.3vw,19px);color:var(--muted);max-width:50ch;margin-bottom:22px}
.body--light{color:rgba(255,255,255,.86)}

.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:52px;padding:13px 24px;border-radius:10px;font-family:var(--display);font-weight:700;font-size:16px;line-height:1.3;text-decoration:none;border:1.5px solid transparent;background:transparent;cursor:pointer;transition:transform .45s var(--ease),background-color .3s,color .3s,border-color .3s;will-change:transform}
.btn svg{width:18px;height:18px;fill:currentColor}
.btn--copper{background:var(--copper);color:#fff}
.btn--ink{background:var(--ink);color:#fff}
.btn--line{border-color:currentColor;color:inherit}
.btn--light{background:#fff;color:var(--ink)}
@media (hover:hover){.btn--copper:hover{background:#86400F}.btn--line:hover{background:var(--ink);color:#fff;border-color:var(--ink)}.hero .btn--line:hover{background:#fff;color:var(--ink);border-color:#fff}}

/* écran d'ouverture : manomètre */
.loader{position:fixed;inset:0;z-index:100;background:var(--ink);color:#fff;display:grid;place-items:center;transition:opacity .8s var(--ease),visibility .8s}
.is-ready .loader{opacity:0;visibility:hidden}
.loader__in{text-align:center}
.gauge{width:190px;height:190px;display:block;margin:0 auto 10px}
.gauge__ring{fill:#13253A;stroke:#2A3C52;stroke-width:3}
.gauge__arc{fill:none;stroke:#3A4E66;stroke-width:6;stroke-linecap:round}
.gauge__ok{fill:none;stroke:var(--copper-l);stroke-width:6;stroke-linecap:round}
.gauge__needle path{stroke:#fff;stroke-width:4;stroke-linecap:round}
.gauge__needle circle{fill:var(--copper-l)}
.gauge__needle{transform-origin:100px 100px;transform:rotate(-135deg)}
#ticks line{stroke:#6B7D92;stroke-width:2}
.loader__val{font-family:var(--mono);font-size:34px;letter-spacing:.02em}
.loader__label{font-family:var(--mono);font-size:13px;letter-spacing:.16em;text-transform:uppercase;color:#9FB0C3}

/* nav */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;display:flex;align-items:center;gap:20px;padding:14px var(--pad);padding-top:calc(14px + env(safe-area-inset-top));color:#fff;transition:background-color .4s,color .4s}
.nav--solid{background:rgb(242,245,247);color:var(--ink);padding-top:calc(9px + env(safe-area-inset-top));padding-bottom:9px;box-shadow:0 1px 0 var(--line)}
.nav__brand{display:flex;align-items:center;gap:12px;text-decoration:none;margin-right:auto}
.nav__mono{font-weight:800;font-stretch:120%;font-size:22px;letter-spacing:.02em;padding:4px 10px;border:2px solid currentColor;border-radius:8px;line-height:1.1}
.nav__full{display:none;font-family:var(--mono);font-size:13px;letter-spacing:.04em}
.nav__links{display:none;gap:24px}
.nav__links a{text-decoration:none;font-weight:600;font-size:15px}
@media (hover:hover){.nav__links a:hover{text-decoration:underline;text-underline-offset:6px}}
.nav__call{min-height:44px;padding:9px 16px;font-size:15px}
.nav__call span{display:none}
.nav__progress{position:absolute;left:0;bottom:0;height:3px;width:100%;background:linear-gradient(90deg,var(--cold),var(--hot));transform:scaleX(0);transform-origin:left;opacity:0;transition:opacity .4s}
.nav--solid .nav__progress{opacity:1}
@media (min-width:560px){.nav__full{display:block}}
@media (min-width:1000px){.nav__links{display:flex}.nav__call span{display:inline}}

/* hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:flex-end;color:#fff;background:var(--ink);overflow:hidden}
.hero__media{position:absolute;inset:0}
.hero__media img{width:100%;height:100%;object-fit:cover;transform:scale(1.1);transition:transform 7s var(--ease)}
.is-ready .hero__media img{transform:scale(1)}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(14,27,43,.6) 0%,rgba(14,27,43,.35) 30%,rgba(14,27,43,.72) 58%,rgba(14,27,43,.95) 100%)}
.hero__inner{position:relative;z-index:2;width:100%;max-width:var(--max);margin:0 auto;padding:calc(120px + env(safe-area-inset-top)) var(--pad) calc(34px + env(safe-area-inset-bottom))}
.hero .kicker{color:#FFD9BD}
.hero__title{font-weight:800;font-stretch:100%;font-size:clamp(40px,11.2vw,118px);line-height:.96;letter-spacing:-.03em;margin-bottom:20px}
@media (min-width:861px){.hero__title{font-stretch:112%;font-size:clamp(56px,6.6vw,104px)}.demande .h2{font-size:clamp(40px,4.6vw,70px)}}
.hero__lead{font-size:clamp(17px,1.4vw,20px);color:rgba(255,255,255,.9);max-width:46ch;margin-bottom:24px;text-wrap:pretty}
.hero__ctas{display:flex;flex-direction:column;gap:10px;margin-bottom:18px}
.hero__ctas .btn{width:100%}
.hero .btn--line{color:#fff}
.hero__proof{font-size:15px;color:rgba(255,255,255,.88)}
.stars{color:#FFC46B;letter-spacing:2px;margin-right:8px}
@media (min-width:861px){.hero::after{background:linear-gradient(90deg,rgba(14,27,43,.92) 0%,rgba(14,27,43,.7) 42%,rgba(14,27,43,.1) 75%)}.hero{align-items:center}.hero__ctas{flex-direction:row}.hero__ctas .btn{width:auto}.hero__inner{padding-top:140px;padding-bottom:70px}}

/* thermostat */
.thermo{--c1:#1E4A75;--c2:#B4462B;position:relative;color:#fff;padding:clamp(80px,10vw,140px) 0 clamp(60px,8vw,110px);overflow:hidden;background:#173A5E}
.thermo__bg{position:absolute;inset:0;background:radial-gradient(120% 90% at 75% 40%,rgba(226,110,58,calc(var(--heat)*.95)) 0%,rgba(226,110,58,0) 60%),linear-gradient(160deg,#16395D 0%,#1D4B78 50%,#12304F 100%);transition:background .2s}
.thermo__grid{position:relative;display:grid;gap:30px;grid-template-columns:minmax(0,1fr)}
.readout{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;pointer-events:none;color:var(--ink)}
.readout__t{font-family:var(--mono);font-size:clamp(56px,15vw,84px);line-height:1;letter-spacing:-.04em;font-variant-numeric:tabular-nums;display:flex;align-items:flex-start;margin-left:.3em}
.readout__u{font-size:.34em;margin-top:.25em;margin-left:4px;color:var(--hot)}
.readout__l{font-size:18px;font-weight:600;color:#FFE3CF;min-height:3.2em;text-align:center;max-width:30ch;margin-top:26px}
.thermo__small{font-size:13px;color:rgba(255,255,255,.72)}
.thermo__dial{position:relative;display:flex;flex-direction:column;align-items:center;gap:16px}
.radiator{position:absolute;left:50%;top:50%;width:min(92vw,520px);height:180px;transform:translate(-50%,-38%);display:flex;gap:6px;justify-content:center;opacity:.9;pointer-events:none}
.radiator span{flex:0 0 7%;border-radius:10px;background:linear-gradient(180deg,rgba(255,255,255,.12),rgba(255,255,255,.05));box-shadow:inset 0 0 0 1px rgba(255,255,255,.12),0 0 calc(var(--heat)*34px) rgba(255,120,60,calc(var(--heat)*.7));background-color:rgba(255,110,50,calc(var(--heat)*.45));transition:background-color .25s,box-shadow .25s}
.dial{position:relative;width:min(74vw,320px);aspect-ratio:1;touch-action:none;cursor:grab;user-select:none;-webkit-user-select:none;border-radius:50%}
.dial:active{cursor:grabbing}
.dial svg{width:100%;height:100%;display:block;filter:drop-shadow(0 24px 40px rgba(0,0,0,.35))}
.dial__body{fill:#F4F6F8}
.dial__knob circle{fill:#FFFFFF;stroke:#D6DDE3;stroke-width:2}
.dial__knob{transform-origin:120px 120px}
.dial__ribs line{stroke:#DCE3E9;stroke-width:4;stroke-linecap:round}
.dial__ptr{stroke:var(--hot);stroke-width:7;stroke-linecap:round}
#dialMarks text{font-family:var(--mono);font-size:17px;fill:#33475C;text-anchor:middle;dominant-baseline:central}
#dialMarks .on{fill:var(--hot);font-weight:700}
.dial__hint{font-family:var(--mono);font-size:12px;letter-spacing:.1em;text-transform:uppercase;color:#5B6B7C;white-space:nowrap;margin-top:4px}
.dial__btns{display:flex;gap:14px;margin-top:2px}
.dbtn{width:54px;height:54px;border-radius:50%;border:1.5px solid rgba(255,255,255,.5);background:rgba(255,255,255,.08);color:#fff;font-size:26px;cursor:pointer}
.cold{position:relative;margin-top:44px;padding:24px 22px;border-radius:18px;background:rgba(9,22,38,.55);border:1px solid rgba(255,255,255,.14);display:flex;flex-direction:column;gap:10px;align-items:flex-start}
.cold__q{font-weight:800;font-stretch:110%;font-size:24px;line-height:1.2}
.cold__a{color:rgba(255,255,255,.86);max-width:60ch}
@media (min-width:861px){.thermo__grid{grid-template-columns:minmax(0,1fr) minmax(0,1fr);align-items:center;gap:60px}.cold{flex-direction:row;align-items:center;gap:28px}.cold__a{flex:1}}

/* interventions */
.metiers{padding:clamp(80px,10vw,140px) 0}
.metiers__grid{position:relative;display:grid;gap:18px;grid-template-columns:minmax(0,1fr);padding-left:calc(var(--pad) + 34px)}
.pipe{position:absolute;left:var(--pad);top:0;width:24px;height:100%}
.pipe path{fill:none;stroke:var(--copper);stroke-width:10;stroke-linecap:round;stroke-dasharray:1000;stroke-dashoffset:1000;transition:stroke-dashoffset 2.6s var(--ease)}
.pipe.on path{stroke-dashoffset:0}
.card{background:var(--card);border-radius:18px;overflow:hidden;box-shadow:0 1px 0 var(--line),0 20px 40px -30px rgba(14,27,43,.4);display:grid;grid-template-columns:minmax(0,1fr)}
.card__img{aspect-ratio:4/3;overflow:hidden}
.card__img img{width:100%;height:100%;object-fit:cover;transition:transform 1.2s var(--ease)}
@media (hover:hover){.card:hover .card__img img{transform:scale(1.05)}}
.card__txt{padding:18px 20px 22px}
.card__n{font-family:var(--mono);font-size:13px;color:var(--copper);margin-bottom:6px}
.card h3{font-weight:800;font-stretch:110%;font-size:26px;line-height:1.15;margin-bottom:6px}
.card p:last-child{color:var(--muted);font-size:16px}
@media (min-width:861px){.metiers__grid{grid-template-columns:repeat(4,minmax(0,1fr));padding-left:var(--pad)}.pipe{display:none}.card__img{aspect-ratio:3/4}}

/* demande */
.demande{padding:clamp(80px,10vw,140px) 0;background:var(--bg2)}
.demande__grid{display:grid;gap:30px;grid-template-columns:minmax(0,1fr)}
.demande__grid>*{min-width:0}
.steps{list-style:none;display:flex;gap:8px;flex-wrap:wrap}
.steps li{font-family:var(--mono);font-size:13px;padding:6px 12px;border-radius:999px;border:1px solid var(--line);color:var(--muted)}
.steps li.on{background:var(--ink);color:#fff;border-color:var(--ink)}
.req{position:relative;background:var(--card);border-radius:22px;padding:22px 18px;box-shadow:0 30px 60px -40px rgba(14,27,43,.45);min-width:0}
.req__f{border:0;margin-bottom:24px;min-width:0}
.req__l{display:flex;align-items:center;gap:10px;font-weight:700;font-size:18px;margin-bottom:12px}
.req__l span{width:28px;height:28px;border-radius:50%;background:var(--copper);color:#fff;display:grid;place-items:center;font-family:var(--mono);font-size:14px}
.req__l em{font-style:normal;font-weight:400;font-size:14px;color:var(--muted)}
.chips{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}
.chips--half{margin-top:10px}
.chip{border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:12px 10px;font-weight:600;font-size:15px;line-height:1.3;cursor:pointer;transition:background-color .25s,color .25s,border-color .25s}
.chip[aria-pressed="true"]{background:var(--ink);color:#fff;border-color:var(--ink)}
.photo{display:block;border:1.5px dashed rgba(14,27,43,.3);border-radius:14px;padding:16px;cursor:pointer;background:var(--bg);position:relative;overflow:hidden}
.photo input{position:absolute;opacity:0;width:1px;height:1px}
.photo__ph{display:flex;align-items:center;gap:12px;font-size:15px;color:var(--muted)}
.photo__ph svg{flex:0 0 30px;width:30px;height:30px;fill:none;stroke:var(--copper);stroke-width:1.6}
.photo img{width:100%;max-height:220px;object-fit:cover;border-radius:10px}
.days{display:flex;gap:8px;overflow-x:auto;scrollbar-width:none;padding-bottom:2px}
.days::-webkit-scrollbar{display:none}
.day{flex:0 0 auto;min-width:66px;border:1.5px solid var(--line);background:var(--bg);border-radius:12px;padding:8px 6px;display:flex;flex-direction:column;align-items:center;cursor:pointer}
.day b{font-family:var(--mono);font-size:22px;font-weight:500;line-height:1.2}
.day small{font-size:13px;color:var(--muted)}
.day[aria-checked="true"]{background:var(--copper);border-color:var(--copper);color:#fff}
.day[aria-checked="true"] small{color:#fff}
.fields{display:grid;gap:12px;grid-template-columns:minmax(0,1fr)}
.field{display:flex;flex-direction:column;gap:6px;min-width:0}
.field span{font-size:14px;font-weight:600;color:var(--muted)}
.field input{box-sizing:border-box;display:block;width:100%;max-width:100%;min-width:0;font:inherit;font-size:17px;padding:13px 14px;border-radius:12px;border:1.5px solid var(--line);background:var(--bg);color:var(--ink);-webkit-appearance:none;appearance:none}
.req__go{width:100%}
.req__demo{font-size:13px;color:var(--muted);text-align:center;margin-top:10px}
.req__done{position:absolute;inset:0;border-radius:22px;background:var(--card);display:flex;flex-direction:column;justify-content:center;align-items:flex-start;gap:14px;padding:28px 24px}
.req__done[hidden]{display:none}
.req__check{width:60px;height:60px}
.req__check circle{fill:none;stroke:var(--copper);stroke-width:3}
.req__check path{fill:none;stroke:var(--copper);stroke-width:4;stroke-linecap:round;stroke-linejoin:round;stroke-dasharray:40;stroke-dashoffset:40;transition:stroke-dashoffset .8s .2s var(--ease)}
.req__done:not([hidden]) .req__check path{stroke-dashoffset:0}
.req__ok{font-weight:800;font-stretch:112%;font-size:36px;line-height:1.1}
#doneTxt{font-size:17px;max-width:40ch}
@media (min-width:861px){.demande__grid{grid-template-columns:minmax(0,.85fr) minmax(0,1.15fr);gap:70px;align-items:start}.req{padding:32px}.chips{grid-template-columns:repeat(4,minmax(0,1fr))}.chips--half{grid-template-columns:repeat(2,minmax(0,1fr))}.fields{grid-template-columns:1fr 1fr}.field--full{grid-column:1/-1}}

/* contact */
.contact{padding:clamp(70px,9vw,120px) 0}
.contact__grid{display:grid;gap:40px;grid-template-columns:minmax(0,1fr)}
.contact__big{font-family:var(--mono);font-size:clamp(30px,8.4vw,40px);line-height:1.1;margin-bottom:10px;white-space:nowrap}
@media (min-width:861px){.contact__big{font-size:clamp(26px,2.5vw,38px)}}
.contact__big a{text-decoration:none}
.contact__addr{font-weight:700;font-size:24px;line-height:1.3;margin-bottom:16px}
.contact__rate{font-family:var(--display);font-weight:800;font-stretch:112%;font-size:clamp(64px,8vw,96px);line-height:1;color:var(--copper)}
.contact__rate small{font-size:.35em;color:var(--muted)}
@media (min-width:861px){.contact__grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:56px}}

/* pied de page */
.foot{background:var(--ink);color:#fff;padding:40px 0 calc(110px + env(safe-area-inset-bottom));overflow-x:clip}
.foot__sig{font-weight:800;font-stretch:125%;font-size:35vw;line-height:.86;letter-spacing:-.04em;text-align:center;color:var(--copper-l);height:auto;overflow:visible}
.foot__sig::before{content:attr(data-sig)}
.foot__row{display:flex;flex-direction:column;gap:10px;margin-top:16px;font-size:15px}
.foot__demo{font-size:13px;color:#A9B6C4}
@media (min-width:861px){.foot{padding-bottom:40px}.foot__sig{font-size:32vw}}

.mbar{position:fixed;left:12px;right:12px;bottom:calc(12px + env(safe-area-inset-bottom));z-index:60;display:grid;grid-template-columns:1fr 1fr;gap:8px;padding:8px;border-radius:16px;background:rgb(242,245,247);box-shadow:0 14px 40px -12px rgba(0,0,0,.45);transform:translateY(150%);transition:transform .6s var(--ease)}
.mbar.on{transform:none}
.mbar .btn{min-height:48px;padding:11px 14px}
@media (min-width:861px){.mbar{display:none}}

@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none}.line__in{transform:none}.hero__media img{transform:none}.pipe path{stroke-dashoffset:0}}
.snow.on line{stroke:#C8492C}