:root{
  --bg:#05070d;
  --bg-soft:#0a0e18;
  --panel:rgba(255,255,255,.04);
  --panel-brd:rgba(255,255,255,.08);
  --txt:#eaf0f7;
  --txt-dim:#9aa7b8;
  --accent:#29a3dd;
  --accent-2:#5b8cff;
  --accent-soft:rgba(41,163,221,.14);
  --radius:18px;
  --maxw:1180px;
  --font-d:"Manrope",sans-serif;
  --font-b:"Inter",sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--txt);
  font-family:var(--font-b);
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
/* background glow */
body::before{
  content:"";
  position:fixed;inset:0;z-index:-2;
  background:
    radial-gradient(900px 500px at 80% -10%, rgba(91,140,255,.18), transparent 60%),
    radial-gradient(700px 500px at 0% 10%, rgba(45,226,230,.12), transparent 55%),
    var(--bg);
}
body::after{
  content:"";position:fixed;inset:0;z-index:-1;opacity:.4;
  background-image:linear-gradient(rgba(255,255,255,.03) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.03) 1px,transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 70%);
}
a{color:inherit;text-decoration:none}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
h1,h2,h3{font-family:var(--font-d);font-weight:600;line-height:1.1;letter-spacing:-.02em}
.accent{color:var(--accent)}
.grad-txt{background:linear-gradient(100deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}

/* nav */
header{position:fixed;top:0;left:0;right:0;z-index:50;transition:.3s}
header.scrolled{background:rgba(5,7,13,.8);backdrop-filter:blur(14px);border-bottom:1px solid var(--panel-brd)}
nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center}
.logo img{height:30px;width:auto;display:block}
.foot .logo img{height:34px}
.navlinks{display:flex;gap:30px;align-items:center}
.navlinks a{font-size:14.5px;color:var(--txt-dim);transition:.2s}
.navlinks a:hover,.navlinks a.active{color:var(--txt)}
.navlinks a.btn-primary{color:#fff}
.navlinks a.btn-primary:hover{color:#fff}
.navlinks a.lang{border:1px solid var(--panel-brd);border-radius:8px;padding:5px 11px;font-family:var(--font-d);font-size:12px;letter-spacing:.05em;color:var(--txt-dim)}
.navlinks a.lang:hover{border-color:var(--accent);color:var(--accent)}
.btn{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-d);font-weight:600;font-size:14.5px;padding:11px 22px;border-radius:999px;cursor:pointer;border:none;transition:.25s;white-space:nowrap}
.btn-primary{background:linear-gradient(100deg,var(--accent),var(--accent-2));color:#fff;font-weight:700;box-shadow:0 8px 30px rgba(41,163,221,.3)}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 40px rgba(45,226,230,.4)}
.btn-ghost{background:var(--panel);border:1px solid var(--panel-brd);color:var(--txt)}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent)}
.menu-toggle{display:none;background:none;border:none;color:var(--txt);cursor:pointer}

/* hero */
.hero{padding:175px 0 100px;position:relative;overflow:hidden}
.hero .wrap{position:relative;z-index:3}
.hero-text{max-width:640px}
/* AI circuit visual — full-bleed background on the right */
.hero-bg{position:absolute;top:0;right:0;width:66%;height:100%;z-index:1;pointer-events:none;
  -webkit-mask-image:linear-gradient(90deg,transparent 0%,#000 42%);mask-image:linear-gradient(90deg,transparent 0%,#000 42%)}
.hero-bg svg{position:absolute;right:-24%;top:50%;transform:translateY(-50%);width:135%;height:138%}
.hero-glow{position:absolute;right:-6%;top:50%;transform:translateY(-50%);width:560px;height:560px;z-index:2;border-radius:50%;
  background:radial-gradient(circle,rgba(45,226,230,.28),rgba(91,140,255,.12) 42%,transparent 68%);filter:blur(14px);animation:breathe 6s ease-in-out infinite;pointer-events:none}
@keyframes breathe{0%,100%{transform:translateY(-50%) scale(.9);opacity:.7}50%{transform:translateY(-50%) scale(1.08);opacity:1}}
.circuit-line{stroke:rgba(120,180,220,.16);stroke-width:1.1;fill:none}
.circuit-node{fill:rgba(150,200,230,.28)}
.flux{stroke-width:2.4;fill:none;stroke-linecap:round;filter:drop-shadow(0 0 6px var(--accent))}
.flux-a{stroke:var(--accent)}.flux-b{stroke:var(--accent-2)}
@keyframes flux{to{stroke-dashoffset:-314}}
.core-ring{fill:none;transform-origin:200px 200px}
.core-ring.r1{stroke:rgba(45,226,230,.6);animation:spin 16s linear infinite}
.core-ring.r2{stroke:rgba(91,140,255,.5);animation:spin 11s linear infinite reverse}
.core-ring.r3{stroke:rgba(45,226,230,.3);animation:spin 22s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.core-soft{animation:coreglow 4s ease-in-out infinite}
@keyframes coreglow{0%,100%{opacity:.45}50%{opacity:.85}}
.pad{fill:rgba(45,226,230,.55)}
.pad.live{animation:padblink 2.6s ease-in-out infinite}
@keyframes padblink{0%,100%{opacity:.4}50%{opacity:1}}
.pin{stroke:rgba(45,226,230,.7);stroke-width:2;stroke-linecap:round}
.chip-glow{fill:rgba(45,226,230,.5);opacity:.25;animation:chipglow 2.8s ease-in-out infinite}
@keyframes chipglow{0%,100%{opacity:.12}50%{opacity:.4}}
.chip{fill:rgba(8,14,24,.92);stroke:rgba(45,226,230,.65);stroke-width:1.6}
.die{fill:rgba(45,226,230,.07);stroke:rgba(91,140,255,.55);stroke-width:1}
.die-line{stroke:rgba(45,226,230,.28);stroke-width:.8}
.kmark{fill:#fff;animation:kglow 3.4s ease-in-out infinite}
@keyframes kglow{
  0%,100%{filter:drop-shadow(0 0 2px rgba(41,163,221,.4))}
  50%{filter:drop-shadow(0 0 10px rgba(41,163,221,.95))}
}
.node-glow{fill:var(--accent);animation:nodeglow 2.2s ease-in-out infinite}
@keyframes nodeglow{0%,100%{opacity:.25;transform:scale(.8)}50%{opacity:1;transform:scale(1.3)}}
.particle{fill:var(--accent);opacity:0}
@keyframes drift{0%{opacity:0;transform:translate(0,0)}15%{opacity:.9}85%{opacity:.9}100%{opacity:0;transform:translate(var(--dx),var(--dy))}}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-d);font-size:12.5px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);border:1px solid rgba(45,226,230,.25);padding:7px 16px;border-radius:999px;margin-bottom:26px}
.eyebrow .dot{width:7px;height:7px;border-radius:50%;background:var(--accent);box-shadow:0 0 12px var(--accent)}
.hero h1{font-size:clamp(38px,6vw,68px);max-width:14ch}
.hero p.lead{font-size:clamp(17px,2.2vw,20px);color:var(--txt-dim);max-width:60ch;margin:26px 0 36px}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.trust{margin-top:64px;display:flex;align-items:center;gap:14px 38px;flex-wrap:wrap;color:var(--txt-dim);font-size:13px}
.trust .label{font-family:var(--font-d);letter-spacing:.1em;text-transform:uppercase;font-size:11.5px}
.trust .clients{display:flex;gap:28px;flex-wrap:wrap;font-family:var(--font-d);font-weight:500;color:#c6d2e2;letter-spacing:.02em}

/* section base */
section{padding:90px 0;position:relative}
.sec-head{max-width:62ch;margin-bottom:54px}
.sec-head.center{margin-left:auto;margin-right:auto;text-align:center}
.sec-head .eyebrow{margin-bottom:18px}
.sec-head h2{font-size:clamp(28px,4vw,44px)}
.sec-head p{color:var(--txt-dim);font-size:17px;margin-top:16px}

/* sub-page helpers */
.page-hero{padding:140px 0 30px;position:relative;overflow:hidden}
.page-hero .wrap{position:relative;z-index:3}
.breadcrumb{font-size:12.5px;color:var(--txt-dim);font-family:var(--font-d);letter-spacing:.04em;margin-bottom:20px}
.breadcrumb a{color:var(--txt-dim)}
.breadcrumb a:hover{color:var(--accent)}
.breadcrumb i{font-style:normal;opacity:.45;margin:0 9px}
.page-hero h1{font-size:clamp(34px,5vw,58px);max-width:18ch}
.page-hero p.lead{font-size:clamp(16px,2vw,19px);color:var(--txt-dim);max-width:62ch;margin-top:20px}
.page-hero .hero-cta{margin-top:30px}
.prose{max-width:72ch;color:var(--txt-dim);font-size:16.5px}
.prose p{margin-bottom:18px}
.prose h3{color:var(--txt);font-size:22px;margin:36px 0 12px;font-family:var(--font-d)}
.prose b{color:var(--txt)}
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.list-check{list-style:none;display:flex;flex-direction:column;gap:14px;margin-top:10px}
.list-check li{display:flex;gap:13px;align-items:flex-start;color:var(--txt-dim);font-size:15.5px}
.list-check .chk{flex:none;width:22px;height:22px;border-radius:6px;background:var(--accent-soft);display:grid;place-items:center;margin-top:2px}
.list-check .chk svg{width:12px;height:12px;stroke:var(--accent);stroke-width:2.6;fill:none}
.list-check b{color:var(--txt);font-family:var(--font-d);font-weight:600}

/* pillars */
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:var(--panel);border:1px solid var(--panel-brd);border-radius:var(--radius);padding:30px;transition:.3s;position:relative;overflow:hidden}
.card:hover{transform:translateY(-5px);border-color:rgba(45,226,230,.35);background:rgba(45,226,230,.04)}
.card .ico{width:50px;height:50px;border-radius:13px;display:grid;place-items:center;background:var(--accent-soft);border:1px solid rgba(45,226,230,.25);margin-bottom:20px}
.card .ico svg{width:26px;height:26px;stroke:var(--accent);fill:none;stroke-width:1.6}
.card h3{font-size:21px;margin-bottom:10px}
.card p{color:var(--txt-dim);font-size:15px}
.card .tags{margin-top:18px;display:flex;flex-wrap:wrap;gap:8px}
.tag{font-size:12px;color:var(--txt-dim);border:1px solid var(--panel-brd);padding:5px 11px;border-radius:999px}

/* app highlight */
.app-feature{display:grid;grid-template-columns:1.1fr 1fr;gap:50px;align-items:center}
.app-list{list-style:none;margin-top:28px;display:flex;flex-direction:column;gap:16px}
.app-list li{display:flex;gap:14px;align-items:flex-start}
.app-list .chk{flex:none;width:24px;height:24px;border-radius:7px;background:var(--accent-soft);display:grid;place-items:center;margin-top:2px}
.app-list .chk svg{width:13px;height:13px;stroke:var(--accent);stroke-width:2.6;fill:none}
.app-list b{font-family:var(--font-d);font-weight:600}
.app-list span{color:var(--txt-dim);font-size:14.5px}
/* phone mockup */
.phone-stage{display:grid;place-items:center;position:relative}
.phone-stage::before{content:"";position:absolute;width:340px;height:340px;border-radius:50%;background:radial-gradient(circle,rgba(45,226,230,.25),transparent 65%);filter:blur(10px)}
.phone{position:relative;width:230px;height:470px;border-radius:38px;background:linear-gradient(160deg,#11161f,#0a0e16);border:1px solid rgba(255,255,255,.12);box-shadow:0 30px 80px rgba(0,0,0,.6),inset 0 1px 0 rgba(255,255,255,.06);padding:14px}
.phone .notch{position:absolute;top:14px;left:50%;transform:translateX(-50%);width:90px;height:22px;background:#05070d;border-radius:999px}
.phone .screen{height:100%;border-radius:26px;background:linear-gradient(180deg,#0b1320,#0a0f1a);overflow:hidden;display:flex;flex-direction:column}
.phone .scr-top{padding:34px 18px 16px;background:linear-gradient(120deg,rgba(45,226,230,.18),rgba(91,140,255,.18))}
.phone .scr-top .h{height:9px;width:60%;background:rgba(255,255,255,.85);border-radius:4px}
.phone .scr-top .s{height:7px;width:40%;background:rgba(255,255,255,.4);border-radius:4px;margin-top:9px}
.phone .scr-body{padding:16px;display:flex;flex-direction:column;gap:11px}
.phone .row{height:46px;border-radius:12px;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.06);display:flex;align-items:center;padding:0 12px;gap:10px}
.phone .row .pill{width:26px;height:26px;border-radius:8px;background:var(--accent-soft);flex:none}
.phone .row .ln{height:7px;border-radius:4px;background:rgba(255,255,255,.18)}
.phone .cta{margin-top:auto;height:40px;border-radius:12px;background:linear-gradient(100deg,var(--accent),var(--accent-2))}

/* maquettes statiques (visuels de hero sous-pages) */
.mockup-stage{display:grid;place-items:center;position:relative}
.mockup-stage::before{content:"";position:absolute;width:380px;height:380px;border-radius:50%;background:radial-gradient(circle,rgba(45,226,230,.22),rgba(91,140,255,.12) 45%,transparent 68%);filter:blur(14px)}
.mockup{position:relative;width:100%;max-width:420px;border-radius:18px;background:linear-gradient(160deg,#11161f,#0a0e16);border:1px solid rgba(255,255,255,.1);box-shadow:0 30px 80px rgba(0,0,0,.55),inset 0 1px 0 rgba(255,255,255,.05);padding:18px}
.mockup .mk-top{display:flex;align-items:center;gap:7px;margin-bottom:14px}
.mockup .mk-dot{width:9px;height:9px;border-radius:50%;background:rgba(255,255,255,.16)}
.mockup .mk-title{margin-left:6px;height:8px;width:130px;border-radius:4px;background:rgba(255,255,255,.28)}
.mk-row{display:flex;align-items:center;gap:10px;padding:11px 12px;border-radius:11px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);margin-bottom:9px}
.mk-ic{width:28px;height:28px;border-radius:8px;background:var(--accent-soft);display:grid;place-items:center;flex:none}
.mk-ic svg{width:15px;height:15px;stroke:var(--accent);fill:none;stroke-width:1.8}
.mk-ln{height:7px;border-radius:4px;background:rgba(255,255,255,.18)}
.mk-badge{margin-left:auto;font-size:10.5px;color:var(--accent);background:var(--accent-soft);border:1px solid rgba(45,226,230,.3);padding:3px 9px;border-radius:999px;font-family:var(--font-d);font-weight:600}
.mk-kpis{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:10px}
.mk-kpi{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:11px;padding:13px}
.mk-kpi .big{font-family:var(--font-d);font-weight:700;font-size:24px;background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.mk-kpi .lbl{height:6px;width:62%;border-radius:4px;background:rgba(255,255,255,.18);margin-top:9px}
.mk-bars{display:flex;align-items:flex-end;gap:8px;height:84px;padding:12px;background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.06);border-radius:11px}
.mk-bars i{flex:1;background:linear-gradient(180deg,var(--accent),var(--accent-2));border-radius:5px 5px 0 0;opacity:.85}

/* use cases */
.uc-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.uc{background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;padding:24px;transition:.3s}
.uc:hover{border-color:rgba(45,226,230,.3);transform:translateY(-3px)}
.uc .n{font-family:var(--font-d);font-size:13px;color:var(--accent);letter-spacing:.08em}
.uc h4{font-family:var(--font-d);font-size:16.5px;margin:10px 0 8px;font-weight:600}
.uc p{font-size:14px;color:var(--txt-dim)}

/* method */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;counter-reset:s}
.step{background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;padding:26px;position:relative}
.step .num{font-family:var(--font-d);font-size:34px;font-weight:700;background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1}
.step h4{font-family:var(--font-d);font-size:17px;margin:14px 0 8px}
.step p{font-size:14px;color:var(--txt-dim)}

/* stats */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:22px;text-align:center}
.stat .big{font-family:var(--font-d);font-weight:700;font-size:clamp(34px,5vw,52px);background:linear-gradient(120deg,var(--accent),var(--accent-2));-webkit-background-clip:text;background-clip:text;color:transparent}
.stat .lbl{color:var(--txt-dim);font-size:14px;margin-top:6px}

/* quote */
.quote{background:var(--panel);border:1px solid var(--panel-brd);border-radius:var(--radius);padding:50px;text-align:center;max-width:880px;margin:0 auto}
.quote p{font-family:var(--font-d);font-size:clamp(20px,3vw,28px);font-weight:500;line-height:1.35}
.quote .who{color:var(--txt-dim);font-size:14px;margin-top:22px}

/* badges trust row */
.guarantees{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:14px}
.g{display:flex;gap:14px;align-items:center;background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;padding:18px 20px}
.g .gi{flex:none;width:40px;height:40px;border-radius:11px;background:var(--accent-soft);display:grid;place-items:center}
.g .gi svg{width:20px;height:20px;stroke:var(--accent);fill:none;stroke-width:1.6}
.g b{font-family:var(--font-d);font-size:15px;display:block}
.g span{font-size:13px;color:var(--txt-dim)}

/* CTA band */
.cta-band{background:linear-gradient(120deg,rgba(45,226,230,.12),rgba(91,140,255,.12));border:1px solid rgba(45,226,230,.25);border-radius:26px;padding:56px;text-align:center;position:relative;overflow:hidden}
.cta-band h2{font-size:clamp(28px,4vw,42px);max-width:18ch;margin:0 auto}
.cta-band p{color:var(--txt-dim);font-size:17px;margin:16px auto 30px;max-width:52ch}

/* contact form */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:start}
form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:7px}
.field.full{grid-column:1/-1}
label{font-size:13px;color:var(--txt-dim);font-family:var(--font-d)}
input,textarea{background:rgba(255,255,255,.04);border:1px solid var(--panel-brd);border-radius:11px;padding:13px 15px;color:var(--txt);font-family:var(--font-b);font-size:15px;transition:.2s}
input:focus,textarea:focus{outline:none;border-color:var(--accent);background:rgba(45,226,230,.05)}
textarea{resize:vertical;min-height:120px}
.contact-info h3{font-size:24px;margin-bottom:16px}
.contact-info p{color:var(--txt-dim);margin-bottom:22px}
.ci-item{display:flex;gap:12px;align-items:center;margin-bottom:14px;font-size:15px}
.ci-item .ci{width:36px;height:36px;border-radius:10px;background:var(--accent-soft);display:grid;place-items:center;flex:none}
.ci-item .ci svg{width:17px;height:17px;stroke:var(--accent);fill:none;stroke-width:1.7}

/* footer */
footer{border-top:1px solid var(--panel-brd);padding:50px 0 36px;margin-top:40px}
.foot{display:flex;justify-content:space-between;gap:30px;flex-wrap:wrap}
.foot .logo{margin-bottom:14px}
.foot-col p,.foot-col a{color:var(--txt-dim);font-size:14px;display:block;margin-bottom:7px;transition:.2s}
.foot-col a:hover{color:var(--accent)}
.foot-col h5{font-family:var(--font-d);font-size:13px;letter-spacing:.08em;text-transform:uppercase;color:var(--txt);margin-bottom:14px}
.foot-bottom{text-align:center;color:var(--txt-dim);font-size:13px;margin-top:40px;padding-top:24px;border-top:1px solid var(--panel-brd);font-family:var(--font-d)}

/* faq */
.faq-cat{font-family:var(--font-d);font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin:38px 0 16px}
.faq-cat:first-child{margin-top:0}
.faq-item{background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:.25s}
.faq-item[open]{border-color:rgba(45,226,230,.3);background:rgba(45,226,230,.04)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--font-d);font-weight:600;font-size:16.5px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:24px;color:var(--accent);transition:.25s;flex:none;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 24px 22px;color:var(--txt-dim);font-size:15.5px;line-height:1.65}

/* chatbot widget */
.cb-launcher{position:fixed;right:24px;bottom:24px;z-index:90;width:60px;height:60px;border-radius:50%;border:none;cursor:pointer;
  background:linear-gradient(135deg,var(--accent),var(--accent-2));box-shadow:0 10px 34px rgba(41,163,221,.45);
  display:grid;place-items:center;transition:.25s}
.cb-launcher:hover{transform:translateY(-3px) scale(1.04)}
.cb-launcher{overflow:hidden;padding:0}
.cb-launcher .cb-chat-ico{position:absolute;inset:0;display:block}
.cb-ava-ico{width:100%;height:100%;display:block}
.cb-ava-img{width:100%;height:100%;object-fit:cover;display:block}
.cb-launcher .cb-close-ico{display:none;position:absolute;inset:0;margin:auto;width:26px;height:26px;stroke:#fff;fill:none;stroke-width:2}
.cb-launcher.open .cb-chat-ico{display:none}
.cb-launcher.open .cb-close-ico{display:block}
.cb-badge{position:absolute;top:-3px;right:-3px;width:16px;height:16px;border-radius:50%;background:#ff5c7a;border:2px solid var(--bg)}
.cb-panel{position:fixed;right:24px;bottom:96px;z-index:90;width:370px;max-width:calc(100vw - 32px);height:540px;max-height:calc(100vh - 130px);
  background:rgba(10,14,22,.97);backdrop-filter:blur(16px);border:1px solid var(--panel-brd);border-radius:20px;overflow:hidden;
  display:flex;flex-direction:column;opacity:0;transform:translateY(16px) scale(.98);pointer-events:none;transition:.28s cubic-bezier(.2,.7,.2,1);box-shadow:0 30px 80px rgba(0,0,0,.6)}
.cb-panel.open{opacity:1;transform:none;pointer-events:auto}
.cb-head{padding:16px 18px;display:flex;align-items:center;gap:12px;border-bottom:1px solid var(--panel-brd);background:linear-gradient(120deg,rgba(41,163,221,.16),rgba(91,140,255,.12))}
.cb-head .cb-av{width:40px;height:40px;border-radius:50%;overflow:hidden;flex:none;background:#0e2330}
.cb-head .cb-av .cb-ava-ico{width:100%;height:100%}
.cb-head b{font-family:var(--font-d);font-size:15px;display:block}
.cb-head span{font-size:12px;color:var(--txt-dim);display:flex;align-items:center;gap:6px}
.cb-head span::before{content:"";width:7px;height:7px;border-radius:50%;background:#43d17a;box-shadow:0 0 8px #43d17a}
.cb-body{flex:1;overflow-y:auto;padding:18px;display:flex;flex-direction:column;gap:12px}
.cb-msg{max-width:84%;padding:11px 14px;border-radius:14px;font-size:14px;line-height:1.5;white-space:pre-wrap}
.cb-bot{align-self:flex-start;background:var(--panel);border:1px solid var(--panel-brd);border-bottom-left-radius:4px}
.cb-user{align-self:flex-end;background:linear-gradient(120deg,var(--accent),var(--accent-2));color:#04121a;border-bottom-right-radius:4px;font-weight:500}
.cb-typing{align-self:flex-start;display:flex;gap:5px;padding:13px 15px;background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px}
.cb-typing i{width:7px;height:7px;border-radius:50%;background:var(--txt-dim);animation:cbblink 1.2s infinite}
.cb-typing i:nth-child(2){animation-delay:.2s}.cb-typing i:nth-child(3){animation-delay:.4s}
@keyframes cbblink{0%,60%,100%{opacity:.3}30%{opacity:1}}
.cb-chips{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px 12px}
.cb-chip{font-size:12.5px;color:var(--accent);background:var(--accent-soft);border:1px solid rgba(45,226,230,.3);padding:7px 13px;border-radius:999px;cursor:pointer;transition:.2s;font-family:var(--font-d)}
.cb-chip:hover{background:rgba(45,226,230,.18)}
.cb-input{display:flex;gap:8px;padding:12px;border-top:1px solid var(--panel-brd)}
.cb-input input{flex:1;background:rgba(255,255,255,.04);border:1px solid var(--panel-brd);border-radius:11px;padding:11px 14px;color:var(--txt);font-family:var(--font-b);font-size:14px}
.cb-input input:focus{outline:none;border-color:var(--accent)}
.cb-input button{flex:none;width:42px;border:none;border-radius:11px;background:linear-gradient(135deg,var(--accent),var(--accent-2));cursor:pointer;display:grid;place-items:center}
.cb-input button svg{width:18px;height:18px;stroke:#04121a;fill:none;stroke-width:2}
.cb-input .cb-mic{background:var(--panel);border:1px solid var(--panel-brd)}
.cb-input .cb-mic svg{stroke:var(--txt-dim)}
.cb-input .cb-mic:hover svg{stroke:var(--accent)}
.cb-input .cb-mic.rec{background:#ff5c7a;border-color:#ff5c7a;animation:cbpulse 1s infinite}
.cb-input .cb-mic.rec svg{stroke:#fff}
@keyframes cbpulse{0%,100%{box-shadow:0 0 0 0 rgba(255,92,122,.5)}50%{box-shadow:0 0 0 7px rgba(255,92,122,0)}}
.cb-msg a{color:var(--accent);text-decoration:underline}
@media(max-width:560px){
  .cb-panel{right:8px;left:8px;width:auto;bottom:88px;height:calc(100vh - 110px)}
  .cb-launcher{right:16px;bottom:16px}
}
/* chat intégré (remplace le formulaire de contact) */
.cb-embed{position:static;width:100%;max-width:none;height:520px;max-height:none;transform:none;opacity:1;pointer-events:auto;box-shadow:none}
@media(max-width:560px){.cb-embed{height:70vh}}

/* faq */
.faq-cat{font-family:var(--font-d);font-size:14px;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);margin:38px 0 16px}
.faq-cat:first-child{margin-top:0}
.faq-item{background:var(--panel);border:1px solid var(--panel-brd);border-radius:14px;margin-bottom:12px;overflow:hidden;transition:.25s}
.faq-item[open]{border-color:rgba(45,226,230,.3);background:rgba(45,226,230,.04)}
.faq-item summary{list-style:none;cursor:pointer;padding:20px 24px;font-family:var(--font-d);font-weight:600;font-size:16.5px;display:flex;justify-content:space-between;align-items:center;gap:16px}
.faq-item summary::-webkit-details-marker{display:none}
.faq-item summary::after{content:"+";font-size:24px;color:var(--accent);transition:.25s;flex:none;line-height:1}
.faq-item[open] summary::after{transform:rotate(45deg)}
.faq-a{padding:0 24px 22px;color:var(--txt-dim);font-size:15.5px;line-height:1.65}

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

/* responsive */
@media(max-width:900px){
  .navlinks{position:fixed;inset:72px 0 auto 0;background:rgba(5,7,13,.97);backdrop-filter:blur(14px);flex-direction:column;padding:24px;gap:18px;border-bottom:1px solid var(--panel-brd);display:none}
  .navlinks.open{display:flex}
  .menu-toggle{display:block}
  .pillars,.uc-grid,.steps,.stats,.guarantees{grid-template-columns:1fr 1fr}
  .app-feature,.contact-grid,.two-col{grid-template-columns:1fr;gap:36px}
  .phone-stage{order:-1}
  .hero-bg{width:100%;opacity:.35;-webkit-mask-image:radial-gradient(circle at 70% 40%,#000,transparent 75%);mask-image:radial-gradient(circle at 70% 40%,#000,transparent 75%)}
  .hero-glow{right:-15%;width:380px;height:380px;opacity:.6}
  .hero-text{max-width:none}
}
@media(max-width:560px){
  .pillars,.uc-grid,.steps,.stats,.guarantees,form{grid-template-columns:1fr}
  .hero{padding:130px 0 70px}
  section{padding:64px 0}
  .cta-band,.quote{padding:36px 24px}
  .navlinks .btn{display:none}
}