/* Isolation Facile — gabarit « Noir premium » (charbon, magenta néon, reflets argent). Un seul fichier CSS pour tout le site. */
:root{--bg:#0b0b0e;--panel:#121216;--panel2:#17171c;--ln:rgba(255,255,255,.09);--ln2:rgba(255,255,255,.18);--pk:#D63A73;--pk2:#C2185B;--pk3:#A3134F;--mut:#9a9aa5;--mut2:#c4c4cc;--txt:#f2f2f5;--ch:linear-gradient(180deg,#ffffff 0%,#d9dbe3 50%,#8e909c 100%);--r:14px;--hd:72px}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%;scroll-padding-top:calc(var(--hd) + 12px)}
img,svg{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer;border:0;background:none;color:inherit}
input{font:inherit;color:inherit}
ul,ol{list-style:none}
fieldset{border:0;min-width:0;padding:0;margin:0}legend{padding:0;display:block;width:100%}
body{font-family:Inter,system-ui,sans-serif;background:var(--bg);color:var(--txt);line-height:1.55;font-size:16px;background-image:linear-gradient(rgba(255,255,255,.035) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.035) 1px,transparent 1px);background-size:64px 64px;min-height:100vh;display:flex;flex-direction:column}
main{flex:1}
h1,h2,h3,.sg{font-family:'Space Grotesk',Inter,sans-serif;letter-spacing:-.02em;font-weight:700;line-height:1.1}
.wrap{width:min(1200px,100% - 48px);margin-inline:auto}
.chrome{background:var(--ch);-webkit-background-clip:text;background-clip:text;color:transparent}
.neon{color:var(--pk);text-shadow:0 0 18px rgba(214,58,115,.35)}
.eyebrow{display:inline-flex;align-items:center;gap:12px;font-size:12px;font-weight:600;letter-spacing:.2em;text-transform:uppercase;color:var(--mut)}
.eyebrow:before{content:"";width:28px;height:1px;background:var(--pk);box-shadow:0 0 10px var(--pk);flex:none}
.ill{width:100%;height:auto}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
:focus-visible{outline:2px solid var(--pk);outline-offset:3px;border-radius:6px}
.skip{position:absolute;left:12px;top:-60px;z-index:100;background:var(--pk2);color:#fff;padding:10px 14px;border-radius:8px;font-weight:600}
.skip:focus{top:12px}

/* ---------- boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;background:var(--pk2);color:#fff;font-weight:600;font-size:15px;padding:15px 26px;border-radius:10px;box-shadow:0 0 0 1px rgba(255,255,255,.08) inset,0 10px 40px rgba(194,24,91,.35);transition:background .2s,box-shadow .2s,transform .1s;text-align:center}
.btn:hover{background:var(--pk);box-shadow:0 0 0 1px rgba(255,255,255,.15) inset,0 10px 50px rgba(214,58,115,.5)}
.btn:active{transform:translateY(1px)}
.btn svg{width:18px;height:18px;flex:none}
.btn.ghost{background:transparent;box-shadow:inset 0 0 0 1px rgba(255,255,255,.25);color:#fff}
.btn.ghost:hover{box-shadow:inset 0 0 0 1px #fff;background:rgba(255,255,255,.04)}

/* ---------- en-tête collant ---------- */
.hd{position:sticky;top:0;z-index:40;background:rgba(11,11,14,.8);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);border-bottom:1px solid var(--ln)}
.hd .wrap{display:flex;align-items:center;justify-content:space-between;gap:24px;min-height:var(--hd)}
.hd .brand{display:inline-flex;align-items:center}
.hd .logo{width:136px;height:auto}
.hd nav{display:flex;gap:36px;font-size:14px;font-weight:500;color:var(--mut)}
.hd nav a{padding:6px 0;border-bottom:1px solid transparent;transition:color .2s,border-color .2s}
.hd nav a:hover,.hd nav a[aria-current=page]{color:#fff;border-color:var(--pk)}
.hd .btn{padding:10px 18px;font-size:14px;white-space:nowrap}
.hd .burger{display:none;width:44px;height:44px;border-radius:10px;border:1px solid var(--ln2);place-items:center;color:#fff}
.hd .burger svg{width:22px;height:22px}
.hd .burger .x{display:none}
.hd[data-open=true] .burger .x{display:block}.hd[data-open=true] .burger .m{display:none}
.hd .right{display:flex;align-items:center;gap:12px}

/* ---------- héros ---------- */
.hero{position:relative;overflow:hidden}
.hero:before{content:"";position:absolute;right:-10%;top:-30%;width:60%;height:120%;background:radial-gradient(closest-side,rgba(214,58,115,.22),transparent);pointer-events:none}
.hero .wrap{position:relative;display:grid;grid-template-columns:1.15fr .85fr;gap:56px;align-items:center;padding:80px 0 84px}
.hero h1{font-size:clamp(40px,5vw,72px);line-height:1;margin:24px 0 26px}
.hero .sub0{font-size:18px;color:var(--mut2);max-width:54ch;margin:-8px 0 24px}
.lead{display:grid;gap:14px;margin-bottom:34px;max-width:560px;font-size:17px;color:#d8d8de}
.lead li{display:flex;gap:16px;align-items:flex-start}
.lead li:before{content:"";flex:none;width:22px;height:1px;background:var(--ch);margin-top:13px}
.ctas{display:flex;gap:14px;flex-wrap:wrap}
.pills{display:flex;flex-wrap:wrap;gap:10px;margin-top:26px}
.pills li{font-size:13px;font-weight:500;color:var(--mut2);border:1px solid var(--ln2);border-radius:999px;padding:7px 14px;display:inline-flex;gap:8px;align-items:center}
.pills li:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--pk);box-shadow:0 0 8px var(--pk)}
.sub{margin-top:22px;font-size:14px;color:var(--mut)}
.panel{position:relative;border-radius:24px;padding:1px;background:linear-gradient(160deg,rgba(255,255,255,.35),rgba(255,255,255,.04) 40%,rgba(214,58,115,.5))}
.panel .in{border-radius:23px;background:linear-gradient(170deg,#1a1a20,#0e0e12);padding:36px;display:grid;grid-template-columns:auto 1fr;gap:30px;align-items:center}
.panel .thermo{width:110px}
.panel ul{display:grid;gap:18px}
.panel li{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:center;padding:14px 16px;border-radius:12px;background:rgba(255,255,255,.03);border:1px solid var(--ln)}
.panel li svg{width:26px;height:26px;color:var(--pk)}
.panel li b{display:block;font-family:'Space Grotesk',sans-serif;font-size:17px}
.panel li span{font-size:13px;color:var(--mut)}
.panel .corner{position:absolute;z-index:2;right:28px;top:-14px;background:var(--bg);border:1px solid var(--ln);border-radius:999px;padding:6px 14px;font-size:12px;letter-spacing:.14em;text-transform:uppercase;color:var(--pk)}
.panel.illus .in{grid-template-columns:1fr;padding:28px}
.panel.illus .ill{width:100%}

/* ---------- sections ---------- */
.s{padding:100px 0;border-top:1px solid var(--ln)}
.hdr{display:flex;justify-content:space-between;align-items:flex-end;gap:40px;margin-bottom:52px}
h2{font-size:clamp(30px,3.6vw,50px);line-height:1.05;margin-top:14px}
.hdr p{color:var(--mut);max-width:42ch;font-size:16px}
.cards{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.card{position:relative;border-radius:20px;padding:1px;background:linear-gradient(160deg,rgba(255,255,255,.28),rgba(255,255,255,.05) 50%,rgba(255,255,255,.12))}
.card .in{border-radius:19px;background:var(--panel);padding:40px;height:100%;transition:background .2s;display:flex;flex-direction:column}
.card:hover .in{background:var(--panel2)}
.card .ico{width:58px;height:58px;border-radius:14px;background:rgba(214,58,115,.1);border:1px solid rgba(214,58,115,.35);color:var(--pk);padding:14px;margin-bottom:28px;box-shadow:0 0 30px rgba(214,58,115,.15)}
.card h3{font-size:28px;margin-bottom:10px}
.card p{color:var(--mut);margin-bottom:22px;font-size:16px}
.card .more{display:inline-flex;align-items:center;gap:8px;color:#fff;font-weight:600;font-size:15px;border-bottom:1px solid var(--pk);padding-bottom:3px;margin-top:auto;align-self:flex-start}
.card .more svg{width:16px;height:16px;color:var(--pk)}
.card .ill{margin:0 0 24px;border-radius:12px;height:240px;width:100%}
.steps{display:grid;grid-template-columns:repeat(3,1fr);position:relative}
.steps:before{content:"";position:absolute;left:0;right:0;top:26px;height:1px;background:linear-gradient(90deg,transparent,var(--pk) 20%,var(--pk) 80%,transparent);box-shadow:0 0 14px var(--pk)}
.step{padding:0 32px 0 0}
.step+.step{padding-left:32px;border-left:1px solid var(--ln)}
.step .n{width:52px;height:52px;border-radius:50%;background:var(--bg);display:grid;place-items:center;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:18px;margin-bottom:28px;position:relative;box-shadow:0 0 0 1px rgba(255,255,255,.3) inset}
.step .n:after{content:"";position:absolute;inset:4px;border-radius:50%;border:1px solid var(--pk);opacity:.6}
.step h3{font-size:22px;margin-bottom:10px}
.step p{color:var(--mut);font-size:15px}
.get{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--ln);border:1px solid var(--ln);border-radius:20px;overflow:hidden}
.g{background:var(--panel);padding:38px 34px}
.g svg{width:30px;height:30px;color:var(--pk);margin-bottom:22px}
.g h3{font-size:21px;margin-bottom:8px}
.g p{color:var(--mut);font-size:15px}
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.split .ill{border-radius:20px}
.faqs{display:grid;gap:12px;max-width:860px}
details.faq{background:var(--panel);border:1px solid var(--ln);border-radius:14px;padding:20px 24px}
details.faq[open]{border-color:rgba(214,58,115,.5);box-shadow:0 0 40px rgba(214,58,115,.08)}
details.faq summary{display:flex;justify-content:space-between;gap:20px;font-weight:600;font-size:17px;line-height:1.35;cursor:pointer;list-style:none}
details.faq summary::-webkit-details-marker{display:none}
details.faq summary i{flex:none;width:26px;height:26px;border-radius:50%;border:1px solid rgba(255,255,255,.25);display:grid;place-items:center;color:#fff;transition:transform .2s,background .2s}
details.faq summary i svg{width:13px;height:13px}
details.faq[open] summary i{background:var(--pk);border-color:var(--pk);transform:rotate(45deg)}
details.faq p{margin-top:12px;color:var(--mut2);max-width:62ch}
.cta{position:relative;overflow:hidden;border-top:1px solid var(--ln);padding:80px 0}
.cta:before{content:"";position:absolute;left:-10%;top:-60%;width:50%;height:200%;background:radial-gradient(closest-side,rgba(214,58,115,.16),transparent);pointer-events:none}
.cta .wrap{position:relative;display:flex;justify-content:space-between;align-items:center;gap:40px;flex-wrap:wrap}
.cta h2{margin-top:10px;max-width:22ch}
.cta p{color:var(--mut);margin-top:12px;font-size:17px}

/* ---------- formulaire ---------- */
.fsec{position:relative;overflow:hidden}
.fsec:before{content:"";position:absolute;left:50%;bottom:-40%;width:70%;height:90%;transform:translateX(-50%);background:radial-gradient(closest-side,rgba(214,58,115,.2),transparent);pointer-events:none}
.fsec .wrap{position:relative;display:grid;grid-template-columns:1fr 1fr;gap:64px;align-items:start}
.fsec .side{position:sticky;top:calc(var(--hd) + 24px)}
.fsec h2{margin:14px 0 16px}
.fsec .mut{color:var(--mut);font-size:17px;max-width:48ch}
.fsec .side .ill{margin-top:36px;max-width:420px;opacity:.95}
.form{position:relative;background:linear-gradient(170deg,#1a1a20,#0e0e12);border:1px solid rgba(255,255,255,.12);border-radius:24px;padding:36px;box-shadow:0 30px 80px rgba(0,0,0,.6),0 0 60px rgba(214,58,115,.12)}
.fstep{display:flex;align-items:center;justify-content:space-between;gap:16px;font-size:12px;font-weight:600;letter-spacing:.16em;text-transform:uppercase;color:var(--mut);margin-bottom:12px}
.fstep .back{color:#fff;letter-spacing:0;text-transform:none;font-size:14px;font-weight:500;display:inline-flex;gap:6px;align-items:center;padding:4px 8px;border-radius:6px}
.fstep .back:hover{background:rgba(255,255,255,.06)}
.bar{display:block;height:4px;background:rgba(255,255,255,.1);border-radius:9px;overflow:hidden;margin-bottom:22px}
.bar b{display:block;width:33.3%;height:100%;background:var(--pk);box-shadow:0 0 12px var(--pk);transition:width .3s}
.fq{font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:24px;margin-bottom:18px;line-height:1.2;outline:none}
.fopts{display:grid;gap:12px}
.fopt{display:flex;justify-content:space-between;align-items:center;gap:12px;background:rgba(255,255,255,.03);border:1px solid var(--ln);padding:17px 20px;border-radius:12px;font-weight:500;font-size:16px;text-align:left;color:#fff;transition:border-color .15s,background .15s,box-shadow .15s;min-height:58px;width:100%}
.fopt:hover,.fopt[aria-pressed=true]{border-color:var(--pk);background:rgba(214,58,115,.08);box-shadow:0 0 24px rgba(214,58,115,.15)}
.fopt svg{width:20px;height:20px;flex:none;color:var(--pk)}
.field{display:grid;gap:8px;margin-bottom:18px}
.field label{font-size:14px;font-weight:600;color:var(--mut2)}
.field input{width:100%;background:rgba(255,255,255,.04);border:1px solid var(--ln2);border-radius:12px;padding:15px 16px;font-size:17px;color:#fff;transition:border-color .15s,box-shadow .15s}
.field input::placeholder{color:#6d6d78}
.field input:focus{outline:none;border-color:var(--pk);box-shadow:0 0 0 3px rgba(214,58,115,.2)}
.field input[aria-invalid=true]{border-color:#ff5c5c}
.help{font-size:13px;color:var(--mut)}
.err{font-size:14px;color:#ff7b7b;font-weight:500}
.moments{display:flex;flex-wrap:wrap;gap:8px}
.moment{border:1px solid var(--ln2);border-radius:999px;padding:9px 14px;font-size:14px;color:var(--mut2);transition:all .15s}
.moment:hover,.moment[aria-pressed=true]{border-color:var(--pk);color:#fff;background:rgba(214,58,115,.1)}
.chk{display:grid;grid-template-columns:auto 1fr;gap:12px;align-items:start;margin-top:14px;font-size:15px;line-height:1.45}
.chk input{appearance:none;-webkit-appearance:none;width:22px;height:22px;border:1px solid var(--ln2);border-radius:6px;background:rgba(255,255,255,.04);display:grid;place-items:center;margin-top:1px;cursor:pointer;flex:none}
.chk input:checked{background:var(--pk2);border-color:var(--pk);box-shadow:0 0 12px rgba(214,58,115,.4)}
.chk input:checked:after{content:"";width:11px;height:6px;border:2px solid #fff;border-top:0;border-right:0;transform:rotate(-45deg) translate(1px,-1px)}
.chk label{cursor:pointer;color:var(--mut2)}
.chk.req label{color:#fff}
.chk a{color:var(--pk);text-decoration:underline;text-underline-offset:2px}
.chk-line{font-size:13px;color:var(--mut);margin:6px 0 0 34px}
.chk-line>span{display:inline}
details.small{display:inline-block;vertical-align:baseline;width:100%}
details.small summary{display:inline;cursor:pointer;color:var(--mut);list-style:none}
details.small summary .d{font-style:normal;color:#fff;text-decoration:underline;text-underline-offset:2px;white-space:nowrap}
details.small summary::-webkit-details-marker{display:none}
details.small p{margin-top:8px;font-size:13px;color:var(--mut);line-height:1.5}
details.small a{color:var(--pk);word-break:break-all}
details.prefs{margin-top:18px;border:1px solid var(--ln);border-radius:12px;padding:12px 16px;background:rgba(255,255,255,.02)}
details.prefs summary{cursor:pointer;font-size:14px;font-weight:600;color:var(--mut2);list-style:none;display:flex;justify-content:space-between;align-items:center}
details.prefs summary::-webkit-details-marker{display:none}
details.prefs summary:after{content:"+";font-size:18px;color:var(--pk)}
details.prefs[open] summary:after{content:"–"}
details.prefs .intro{font-size:13px;color:var(--mut);margin-top:10px}
details.prefs .chk{font-size:14px}
.send{width:100%;margin-top:22px;padding:17px 22px;font-size:16px}
.note{font-size:13px;color:var(--mut);text-align:center;margin-top:12px}
.piege{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.merci{text-align:center;padding:28px 8px}
.merci h3{font-size:32px;margin-bottom:12px}
.merci p{color:var(--mut2);font-size:17px}
.merci .suite{margin-top:14px;color:var(--mut)}
.demo{display:inline-flex;gap:8px;align-items:center;margin-top:22px;padding:8px 14px;border-radius:999px;border:1px dashed rgba(214,58,115,.6);color:var(--pk);font-size:13px;font-weight:600;letter-spacing:.06em;text-transform:uppercase}
[hidden]{display:none!important}

/* ---------- barre collante mobile + témoins ---------- */
.sticky{position:fixed;left:0;right:0;bottom:0;z-index:30;padding:10px 16px calc(10px + env(safe-area-inset-bottom));background:rgba(11,11,14,.9);backdrop-filter:blur(12px);border-top:1px solid var(--ln);display:none}
.sticky .btn{width:100%}
.temoins{position:fixed;z-index:50;left:16px;right:16px;bottom:16px;max-width:640px;margin-inline:auto;background:#141418;border:1px solid var(--ln2);border-radius:16px;padding:16px 18px;display:flex;gap:16px;align-items:center;justify-content:space-between;box-shadow:0 20px 60px rgba(0,0,0,.6);font-size:14px}
.temoins p{color:var(--mut2)}
.temoins a{color:var(--pk);text-decoration:underline;text-underline-offset:2px}
.temoins .bt{display:flex;gap:8px;align-items:center;flex:none}
.temoins .bt button{padding:9px 14px;border-radius:9px;font-weight:600;font-size:14px}
.temoins .ok{background:var(--pk2);color:#fff}
.temoins .no{border:1px solid var(--ln2);color:#fff}
.temoins .x{width:34px;height:34px;display:grid;place-items:center;color:var(--mut);border-radius:8px}
.temoins .x:hover{color:#fff;background:rgba(255,255,255,.06)}

/* ---------- pied de page ---------- */
.foot{padding:44px 0;font-size:13px;color:var(--mut);border-top:1px solid var(--ln);background:#09090b}
.foot .wrap{display:grid;grid-template-columns:auto 1fr;gap:6px 44px;align-items:center}
.foot .logo{width:116px;grid-row:span 4}
.foot .f1{color:#fff;font-weight:600}
.foot a,.foot button{text-decoration:underline;text-underline-offset:2px}
.foot a:hover,.foot button:hover{color:#fff}

/* ---------- pages texte (confidentialité, 404) ---------- */
.doc{padding:72px 0 96px}
.doc .wrap{max-width:820px}
.doc h1{font-size:clamp(34px,4vw,54px);margin:16px 0 10px}
.doc .prose{margin-top:40px;color:var(--mut2);font-size:16px}
.doc .prose h1{font-size:clamp(30px,3.4vw,44px);margin:64px 0 10px;color:#fff}
.doc .prose h2{font-size:22px;margin:40px 0 12px;color:#fff;padding-top:28px;border-top:1px solid var(--ln)}
.doc .prose p{margin:10px 0}
.doc .prose strong{color:#fff;font-weight:600}
.doc .prose a{color:var(--pk);text-decoration:underline;text-underline-offset:2px;word-break:break-word}
.doc .prose ul{list-style:disc;padding-left:22px;margin:10px 0}
.doc .prose li{margin:4px 0}
.doc .prose hr{border:0;border-top:1px solid var(--ln2);margin:56px 0}
.doc .prose .lang{font-size:14px;color:var(--mut)}
.doc .prose .tbl{overflow-x:auto;border:1px solid var(--ln);border-radius:12px;margin:14px 0}
.doc .prose table{border-collapse:collapse;width:100%;font-size:14px;min-width:560px}
.doc .prose th,.doc .prose td{border-bottom:1px solid var(--ln);padding:10px 12px;text-align:left;vertical-align:top}
.doc .prose th{color:#fff;font-weight:600;background:var(--panel)}
.doc .prose tr:last-child td{border-bottom:0}
.doc .toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:28px}
.doc .toc a{font-size:13px;border:1px solid var(--ln2);border-radius:999px;padding:6px 12px;color:var(--mut2)}
.doc .toc a:hover{border-color:var(--pk);color:#fff}
.p404{min-height:70vh;display:grid;place-items:center;text-align:center;padding:80px 0}
.p404 .code{font-family:'Space Grotesk',sans-serif;font-size:clamp(90px,16vw,180px);line-height:1;font-weight:700}
.p404 h1{font-size:clamp(26px,3vw,38px);margin:10px 0 14px}
.p404 p{color:var(--mut);margin-bottom:28px}

/* ---------- adaptatif ---------- */
@media(max-width:1000px){
  .hero .wrap{grid-template-columns:1fr;gap:40px;padding:56px 0}
  .cards,.steps,.get,.fsec .wrap,.split{grid-template-columns:1fr}
  .steps{gap:32px}.steps:before{display:none}.step+.step{padding-left:0;border-left:0}.step{padding:0}
  .hdr{flex-direction:column;align-items:flex-start;margin-bottom:32px}
  .fsec .side{position:static}
  .fsec .side .ill{display:none}
  .split .ill{max-width:520px}
}
@media(max-width:760px){
  :root{--hd:64px}
  .wrap{width:min(1200px,100% - 32px)}
  .hd nav{display:none;position:absolute;left:0;right:0;top:100%;flex-direction:column;gap:0;background:rgba(11,11,14,.97);border-bottom:1px solid var(--ln);padding:8px 16px 16px}
  .hd nav a{padding:14px 4px;border-bottom:1px solid var(--ln);font-size:16px;color:#fff}
  .hd[data-open=true] nav{display:flex}
  .hd .burger{display:grid}
  .hd .logo{width:104px}
  .hd .btn{padding:9px 14px;font-size:13px}
  .hero h1{font-size:clamp(36px,10vw,44px)}
  .hero .sub0{font-size:16px}
  .lead{font-size:16px}
  .ctas .btn{width:100%}
  .s{padding:64px 0}
  .panel .in{grid-template-columns:1fr;padding:24px}
  .panel .thermo{display:none}
  .panel .corner{right:16px}
  .card .in{padding:28px}
  .card h3{font-size:24px}
  .g{padding:28px 24px}
  .cta{padding:56px 0}
  .cta .btn{width:100%}
  .form{padding:22px 18px;border-radius:18px}
  .fq{font-size:21px}
  .sticky{display:block}
  body{padding-bottom:0}
  .temoins{flex-direction:column;align-items:stretch;left:10px;right:10px;bottom:82px;padding:14px}
  .temoins .bt{justify-content:flex-end}
  .foot .wrap{grid-template-columns:1fr}
  .foot .logo{grid-row:auto;margin-bottom:8px}
  .doc{padding:48px 0 72px}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important}}