:root{
  --abysse:#06171D; --abysse-2:#0A2229; --lagon:#6EC4CC; --lagon-fonce:#2E8A93;
  --ecume:#D4ECEE; --etincelle:#5AB0F0; --papier:#F3F8F8; --encre:#050505;
  --clair:#E9F4F5; --doux:rgba(233,244,245,.70); --trait:rgba(110,196,204,.22);
  --r-s:10px; --r-l:28px;
  --font:"Urbanist",system-ui,-apple-system,"Segoe UI",sans-serif;
  --w:1240px;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--abysse);color:var(--clair);font-family:var(--font);
  font-size:18px;line-height:1.6;font-weight:400;-webkit-font-smoothing:antialiased}
img{max-width:100%;display:block}
a{color:inherit}
:focus-visible{outline:2px solid var(--etincelle);outline-offset:3px;border-radius:4px}
.wrap{max-width:var(--w);margin:0 auto;padding:0 clamp(20px,4vw,48px)}
.skip{position:absolute;left:-999px;top:8px;background:var(--etincelle);color:var(--encre);padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
h1,h2,h3{margin:0;line-height:1.05;letter-spacing:-.025em}
h2{font-size:clamp(2rem,3.6vw,3.25rem);font-weight:700}
h3{font-size:1.35rem;font-weight:700;letter-spacing:-.01em}
p{margin:0}
.lede{font-weight:300;font-size:clamp(1.2rem,1.7vw,1.5rem);line-height:1.45;color:var(--doux);max-width:36ch}

/* Boutons */
.btn{display:inline-flex;align-items:center;gap:.6em;padding:15px 26px;border-radius:999px;
  font-weight:700;font-size:1rem;text-decoration:none;transition:transform .25s ease,background .25s ease,color .25s ease;
  white-space:nowrap}
.btn-main{background:var(--lagon);color:var(--encre)}
.btn-main:hover{background:var(--ecume);transform:translateY(-2px)}
.btn-ghost{color:var(--clair);box-shadow:inset 0 0 0 1.5px var(--trait)}
.btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--lagon)}

/* Header */
.top{position:fixed;inset:0 0 auto;z-index:50;transition:background .35s ease,backdrop-filter .35s ease}
.top.is-scrolled{background:rgba(6,23,29,.78);backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);box-shadow:0 1px 0 var(--trait)}
.top .wrap{display:flex;align-items:center;justify-content:space-between;height:78px;gap:24px}
.top .logo img{height:34px;width:auto}
.menu{display:flex;align-items:center;gap:30px;list-style:none;margin:0;padding:0}
.menu a{text-decoration:none;font-weight:600;font-size:.98rem;color:var(--doux);transition:color .2s}
.menu a:hover{color:var(--clair)}
.top .btn{padding:11px 20px;font-size:.95rem}
.burger{display:none;background:none;border:0;color:var(--clair);width:44px;height:44px;cursor:pointer}
.burger span{display:block;height:2px;background:currentColor;margin:6px 10px;transition:transform .3s,opacity .3s}
@media (max-width:1020px){
  .burger{display:block}
  .nav{position:fixed;inset:78px 0 auto;background:rgba(6,23,29,.97);padding:24px clamp(20px,4vw,48px) 32px;
    transform:translateY(-12px);opacity:0;visibility:hidden;transition:.3s ease}
  .nav.is-open{transform:none;opacity:1;visibility:visible}
  .menu{flex-direction:column;align-items:flex-start;gap:18px}
  .menu a{font-size:1.25rem}
  .top .btn-desk{display:none}
  .burger[aria-expanded=true] span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  .burger[aria-expanded=true] span:nth-child(2){opacity:0}
  .burger[aria-expanded=true] span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
}
.nav .btn-mob{display:none}
@media (max-width:1020px){.nav .btn-mob{display:inline-flex;margin-top:26px}}

/* Hero */
.hero{position:relative;min-height:100svh;display:flex;align-items:center;overflow:hidden;
  background:radial-gradient(1100px 700px at 78% 45%,rgba(46,138,147,.30),transparent 62%),var(--abysse)}
.hero canvas{position:absolute;inset:0;width:100%;height:100%}
.hero .wrap{position:relative;width:100%;padding-top:110px;padding-bottom:80px}
.hero-txt{max-width:700px}
.hero h1{font-size:clamp(2.6rem,5.4vw,4.9rem);font-weight:800;letter-spacing:-.035em;line-height:1}
.hero .lede{margin-top:28px;max-width:34ch}
.hero .cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}
.facts{list-style:none;padding:0;margin:48px 0 0;display:flex;flex-wrap:wrap;gap:10px 26px;font-size:.95rem;color:var(--doux)}
.facts li{display:flex;align-items:center;gap:10px}
.facts li::before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lagon)}
@media (max-width:760px){
  .hero{align-items:flex-start}
  .hero .wrap{padding-top:120px;padding-bottom:340px}
}

/* Clients */
.clients{padding:56px 0;border-top:1px solid var(--trait);border-bottom:1px solid var(--trait)}
.clients .wrap{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px 40px}
.clients p{color:var(--doux);font-size:.95rem}
.clients ul{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:16px 48px}
.clients li{font-weight:700;font-size:1.2rem;color:rgba(233,244,245,.55);letter-spacing:-.01em}

/* Deux portes */
.portes{padding:clamp(90px,12vw,150px) 0}
.portes h2{max-width:18ch}
.portes-grid{display:grid;grid-template-columns:1.15fr 1fr;gap:20px;margin-top:56px}
.porte{position:relative;border-radius:var(--r-l);padding:clamp(30px,4vw,52px);min-height:440px;
  display:flex;flex-direction:column;overflow:hidden;isolation:isolate}
.porte::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .4s;
  background:radial-gradient(380px circle at var(--x,50%) var(--y,50%),var(--spot),transparent 70%)}
.porte:hover::before{opacity:1}
.porte-ent{background:var(--ecume);color:var(--encre);--spot:rgba(255,255,255,.75)}
.porte-edi{background:var(--abysse-2);box-shadow:inset 0 0 0 1.5px var(--trait);--spot:rgba(110,196,204,.18)}
.porte .pour{font-size:1rem;font-weight:600;opacity:.65}
.porte h3{font-size:clamp(1.7rem,2.6vw,2.3rem);font-weight:800;letter-spacing:-.03em;margin-top:14px;max-width:16ch;line-height:1.08}
.porte ul{list-style:none;padding:0;margin:30px 0 36px;display:grid;gap:10px}
.porte li{padding-left:22px;position:relative}
.porte li::before{content:"";position:absolute;left:0;top:.62em;width:10px;height:2px;background:currentColor;opacity:.5}
.porte .btn{margin-top:auto;align-self:flex-start}
.porte-ent .btn{background:var(--encre);color:var(--ecume)}
.porte-ent .btn:hover{background:var(--lagon-fonce);color:#fff}
@media (max-width:860px){.portes-grid{grid-template-columns:1fr}.porte{min-height:0}}

/* Chaîne documentaire */
.chaine{padding:clamp(90px,12vw,150px) 0;background:linear-gradient(var(--abysse),var(--abysse-2))}
.chaine .wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:clamp(40px,7vw,110px)}
.chaine-intro{position:sticky;top:120px;align-self:start}
.chaine-intro .lede{margin-top:24px}
.etapes{list-style:none;margin:0;padding:0 0 0 46px;position:relative;counter-reset:e}
.etapes::before,.etapes::after{content:"";position:absolute;left:10px;top:12px;bottom:12px;width:2px;border-radius:2px;z-index:0}
.rail{position:relative}
.tip{position:absolute;left:5px;top:12px;width:12px;height:12px;margin-top:-6px;border-radius:50%;background:var(--etincelle);z-index:2;
  box-shadow:0 0 0 0 rgba(90,176,240,.55),0 0 18px 4px rgba(90,176,240,.55);transform:translateY(var(--tip,0px));animation:pulse 1.8s infinite;pointer-events:none}
@keyframes pulse{0%{box-shadow:0 0 0 0 rgba(90,176,240,.5),0 0 18px 4px rgba(90,176,240,.5)}100%{box-shadow:0 0 0 14px rgba(90,176,240,0),0 0 18px 4px rgba(90,176,240,.5)}}
.etapes::before{background:var(--trait)}
.etapes::after{background:linear-gradient(var(--lagon),var(--etincelle));transform-origin:top;transform:scaleY(var(--p,0))}
.etape{position:relative;z-index:1;padding:8px 0 64px;opacity:.42;transition:opacity .45s ease}
.etape h3,.etape p,.etape a{transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.etape:not(.is-on) h3{transform:translateX(-10px)}
.etape:not(.is-on) p,.etape:not(.is-on) a{transform:translateX(-6px)}
.etape:last-child{padding-bottom:8px}
.etape.is-on{opacity:1}
.etape::before{counter-increment:e;content:counter(e);position:absolute;z-index:3;left:-46px;top:6px;width:22px;height:22px;border-radius:50%;
  background:var(--abysse);box-shadow:inset 0 0 0 2px var(--trait);font-size:.72rem;font-weight:800;display:grid;place-items:center;color:var(--doux);transition:.4s}
.etape.is-on::before{background:var(--lagon);color:var(--encre);box-shadow:0 0 0 6px rgba(110,196,204,.16)}
.etape h3{font-size:clamp(1.5rem,2.2vw,2rem);font-weight:800;letter-spacing:-.02em}
.etape p{margin-top:12px;color:var(--doux);max-width:46ch}
.etape a{display:inline-block;margin-top:16px;font-weight:700;color:var(--lagon);text-decoration:none;border-bottom:1.5px solid transparent}
.etape a:hover{border-color:var(--lagon)}
@media (max-width:860px){.chaine .wrap{grid-template-columns:1fr}.chaine-intro{position:static}}

/* Cas d'usage (clair) */
.usages{background:var(--papier);color:var(--encre);padding:clamp(90px,12vw,150px) 0}
.usages .lede{color:rgba(5,5,5,.62);margin-top:22px}
.usage-list{list-style:none;margin:56px 0 0;padding:0;border-top:1.5px solid rgba(5,5,5,.12)}
.usage{display:grid;grid-template-columns:1fr 1.4fr auto;gap:24px 48px;align-items:center;padding:34px 0;border-bottom:1.5px solid rgba(5,5,5,.12)}
.usage h3{font-size:clamp(1.4rem,2vw,1.8rem);font-weight:800}
.usage p{color:rgba(5,5,5,.68)}
.usage a{font-weight:700;color:var(--lagon-fonce);text-decoration:none;white-space:nowrap}
.usage a:hover{text-decoration:underline}
@media (max-width:860px){.usage{grid-template-columns:1fr;gap:10px}}
.pa{margin-top:64px;background:var(--abysse);color:var(--clair);border-radius:var(--r-l);padding:clamp(30px,4.5vw,56px);
  display:grid;grid-template-columns:1fr auto;gap:28px 56px;align-items:end;position:relative;overflow:hidden}
.pa::after{content:"";position:absolute;right:-120px;top:-120px;width:360px;height:360px;border-radius:50%;
  background:radial-gradient(circle,rgba(90,176,240,.28),transparent 65%)}
.pa h3{font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:800;letter-spacing:-.025em;max-width:22ch}
.pa p{margin-top:16px;color:var(--doux);max-width:60ch}
.pa .btn{position:relative;z-index:1}
@media (max-width:860px){.pa{grid-template-columns:1fr}}

/* Repères */
.reperes{padding:clamp(80px,10vw,130px) 0}
.reperes dl{display:grid;grid-template-columns:repeat(4,1fr);gap:32px;margin:56px 0 0}
.reperes dl>div{border-top:1.5px solid var(--trait);padding-top:22px}
.reperes dt{font-size:clamp(2.6rem,4.6vw,4rem);font-weight:300;letter-spacing:-.04em;line-height:1;color:var(--ecume)}
.reperes dd{margin:14px 0 0;color:var(--doux);font-size:1rem;max-width:24ch}
@media (max-width:860px){.reperes dl{grid-template-columns:1fr 1fr}}

/* Confiance */
.confiance{padding:0 0 clamp(90px,12vw,150px)}
.confiance .wrap{display:grid;grid-template-columns:.85fr 1.15fr;gap:clamp(40px,6vw,96px)}
.confiance .lede{margin-top:22px}
.confiance .btn{margin-top:36px}
.garanties{list-style:none;margin:0;padding:0;display:grid;gap:14px}
.garanties li{display:grid;grid-template-columns:auto 1fr;gap:18px;padding:22px 24px;border-radius:var(--r-s);background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait)}
.garanties svg{color:var(--lagon);margin-top:3px}
.garanties strong{display:block;font-weight:700;font-size:1.08rem}
.garanties span{color:var(--doux);font-size:.98rem}
@media (max-width:860px){.confiance .wrap{grid-template-columns:1fr}}

/* FAQ */
.faq{background:var(--papier);color:var(--encre);padding:clamp(90px,12vw,150px) 0}
.faq .wrap{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,96px)}
.faq details{border-bottom:1.5px solid rgba(5,5,5,.12)}
.faq details:first-of-type{border-top:1.5px solid rgba(5,5,5,.12)}
.faq summary{list-style:none;cursor:pointer;padding:26px 44px 26px 0;font-weight:700;font-size:1.18rem;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:6px;top:50%;width:14px;height:14px;margin-top:-9px;
  border-right:2px solid var(--lagon-fonce);border-bottom:2px solid var(--lagon-fonce);transform:rotate(45deg);transition:transform .3s}
.faq details[open] summary::after{transform:rotate(225deg);margin-top:-2px}
.faq details p{padding:0 0 26px;color:rgba(5,5,5,.72);max-width:62ch}
@media (max-width:860px){.faq .wrap{grid-template-columns:1fr}}

/* CTA final */
.final{position:relative;padding:clamp(110px,14vw,190px) 0;overflow:hidden;
}
.final h2{font-size:clamp(2.4rem,4.8vw,4.4rem);font-weight:800;letter-spacing:-.035em;max-width:14ch}
.final .lede{margin-top:24px}
.final .cta{display:flex;flex-wrap:wrap;gap:14px;margin-top:40px}

/* Footer */
.pied{padding:80px 0 40px;border-top:1px solid var(--trait);font-size:.95rem}
.pied-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:40px}
.pied img{height:32px;width:auto}
.pied .id{margin-top:20px;color:var(--doux);max-width:34ch}
.pied address{font-style:normal;margin-top:20px;color:var(--doux)}
.pied h3{font-size:.95rem;font-weight:700;margin-bottom:16px;letter-spacing:0}
.pied ul{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.pied a{text-decoration:none;color:var(--doux)}
.pied a:hover{color:var(--clair)}
.pied-bas{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;margin-top:64px;padding-top:28px;border-top:1px solid var(--trait);color:var(--doux);font-size:.88rem}
.pied-bas ul{display:flex;flex-wrap:wrap;gap:22px}
@media (max-width:960px){.pied-grid{grid-template-columns:1fr 1fr}.pied-grid>div:first-child{grid-column:1/-1}}


/* Titres révélés mot à mot */
.split .w{display:inline-block;overflow:hidden;vertical-align:top;padding-bottom:.1em;margin-bottom:-.1em}
.split .wi{display:inline-block}
.js .split .wi{transform:translateY(110%);transition:transform 1s cubic-bezier(.2,.75,.15,1) calc(var(--i)*45ms)}
.js .split.is-in .wi{transform:none}

/* Clients en défilement continu */
.clients{overflow:hidden}
.clients .track{overflow:hidden;flex:1;min-width:280px;-webkit-mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent);mask:linear-gradient(90deg,transparent,#000 12%,#000 88%,transparent)}
.js .clients ul{flex-wrap:nowrap;width:max-content;animation:defile 26s linear infinite}
.clients .track:hover ul{animation-play-state:paused}
@keyframes defile{to{transform:translateX(-50%)}}
.js .clients li{padding-right:48px}
.js .clients ul{gap:0}

/* Portes en relief */
.portes-grid{perspective:1200px}
.porte{transform-style:preserve-3d;transition:transform .5s cubic-bezier(.2,.7,.2,1),opacity .9s ease}
.porte h3,.porte ul{transform:translateZ(30px)}

/* Lignes de cas d’usage */
.usage{position:relative}
.usage::before{content:"";position:absolute;left:0;right:0;bottom:-1.5px;height:2px;background:var(--lagon-fonce);transform:scaleX(0);transform-origin:left;transition:transform .6s cubic-bezier(.2,.7,.2,1)}
.usage:hover::before{transform:scaleX(1)}
.usage h3{transition:transform .5s cubic-bezier(.2,.7,.2,1)}
.usage:hover h3{transform:translateX(10px)}
.js .usage{opacity:0;transform:translateY(26px);transition:opacity .8s ease calc(var(--i)*120ms),transform .8s cubic-bezier(.2,.7,.2,1) calc(var(--i)*120ms)}
.js .usage.is-in{opacity:1;transform:none}

/* Bandeau PA : halo vivant */
.pa::after{animation:halo 9s ease-in-out infinite alternate}
@keyframes halo{0%{transform:translate(0,0) scale(1)}50%{transform:translate(-160px,90px) scale(1.25)}100%{transform:translate(-320px,30px) scale(.9)}}
.pa::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1.5px;pointer-events:none;
  background:conic-gradient(from var(--a,0deg),transparent 0 70%,rgba(90,176,240,.9) 82%,rgba(110,196,204,.9) 90%,transparent 100%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;animation:tour 7s linear infinite}
@property --a{syntax:"<angle>";inherits:false;initial-value:0deg}
@keyframes tour{to{--a:360deg}}

/* Garanties : coche dessinée, entrée en cascade */
.garanties path{stroke-dasharray:30;stroke-dashoffset:0}
.js .garanties li{opacity:0;transform:translateX(30px);transition:opacity .7s ease calc(var(--i)*110ms),transform .7s cubic-bezier(.2,.7,.2,1) calc(var(--i)*110ms),box-shadow .3s}
.js .garanties li path{stroke-dashoffset:30;transition:stroke-dashoffset .6s ease calc(var(--i)*110ms + .35s)}
.js .garanties li.is-in{opacity:1;transform:none}
.js .garanties li.is-in path{stroke-dashoffset:0}
.garanties li:hover{box-shadow:inset 0 0 0 1px var(--lagon)}

/* FAQ : ouverture douce */
.faq details[open] p{animation:ouvre .5s cubic-bezier(.2,.7,.2,1)}
@keyframes ouvre{from{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:none}}
.faq summary{transition:color .2s,padding-left .3s}
.faq summary:hover{color:var(--lagon-fonce);padding-left:6px}

/* CTA final : parallaxe */
.final{isolation:isolate}
.final::before{content:"";position:absolute;inset:-18% 0;z-index:-2;background:url(hand.webp) center/cover no-repeat;transform:translateY(var(--py,0px)) scale(1.05)}
.final::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(90deg,rgba(6,23,29,.96) 30%,rgba(6,23,29,.55) 70%,rgba(6,23,29,.35))}

@media (prefers-reduced-motion:reduce){
  .js .split .wi,.js .usage,.js .garanties li{transform:none;opacity:1;transition:none}
  .js .garanties li path{stroke-dashoffset:0}
  .js .clients ul,.pa::after,.pa::before,.tip{animation:none}
  .final::before{transform:none}
}

/* Apparition douce, uniquement si JS actif */
.js .rv{opacity:0;transform:translateY(24px);transition:opacity .9s ease,transform .9s cubic-bezier(.2,.7,.2,1)}
.js .rv.is-in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  .js .rv{opacity:1;transform:none;transition:none}
  .etape{opacity:1}
  *{transition-duration:.01ms!important}
}

/* Navigation à sous-menus */
.menu>li{position:relative}
.sub{list-style:none;margin:0;padding:12px;position:absolute;top:100%;left:-16px;min-width:270px;margin-top:18px;
  background:rgba(10,34,41,.97);backdrop-filter:blur(14px);border-radius:16px;box-shadow:inset 0 0 0 1px var(--trait),0 24px 60px rgba(0,0,0,.45);
  opacity:0;visibility:hidden;transform:translateY(8px);transition:opacity .25s,transform .25s,visibility .25s}
.sub::before{content:"";position:absolute;left:0;right:0;top:-20px;height:20px}
.menu>li:hover>.sub,.menu>li:focus-within>.sub{opacity:1;visibility:visible;transform:none}
.sub a{display:block;padding:9px 12px;border-radius:9px;font-size:.95rem}
.sub a:hover{background:rgba(110,196,204,.12)}
.menu a[aria-current=page]{color:var(--lagon)}
@media (max-width:1020px){
  .nav{max-height:calc(100svh - 78px);overflow:auto}
  .sub{position:static;opacity:1;visibility:visible;transform:none;background:none;box-shadow:none;backdrop-filter:none;padding:6px 0 0 14px;margin:0;min-width:0}
  .sub a{font-size:1rem;padding:5px 0;color:var(--doux)}
}

/* Mises en page de hero par rubrique (palette unique) */
[data-rub=usage] .top{background:rgba(6,23,29,.94)}
.hero-light{background:radial-gradient(900px 620px at 80% 48%,rgba(110,196,204,.30),transparent 64%),radial-gradient(700px 500px at 8% 100%,rgba(212,236,238,.9),transparent 70%),var(--papier);color:var(--encre)}
.hero-light .lede{color:rgba(5,5,5,.66)}
.hero-light .crumbs ol{color:rgba(5,5,5,.55)}
.hero-light .btn-ghost{color:var(--encre);box-shadow:inset 0 0 0 1.5px rgba(5,5,5,.22)}
.hero-light .btn-ghost:hover{box-shadow:inset 0 0 0 1.5px var(--lagon-fonce)}
.hero-mirror{background:radial-gradient(1000px 680px at 22% 52%,rgba(46,138,147,.32),transparent 62%),var(--abysse)}
.hero-mirror .hero-txt{margin-left:auto;max-width:640px}
.hero-center{background:radial-gradient(900px 640px at 50% 55%,rgba(110,196,204,.22),transparent 62%),var(--abysse)}
.hero-center .hero-txt{margin:0 auto;text-align:center;max-width:880px}
.hero-center .crumbs ol,.hero-center .cta{justify-content:center}
.hero-center .lede{margin-left:auto;margin-right:auto}
.hero-soc{background:radial-gradient(1000px 700px at 78% 50%,rgba(46,138,147,.28),transparent 62%),var(--abysse)}
@media (max-width:760px){.hero-mirror .hero-txt{margin-left:0}}

/* Hero des pages intérieures */
.hero-in{min-height:80svh}
.hero-in.hero-short{min-height:0}
.hero-short .wrap{padding-top:150px;padding-bottom:90px}
.hero-in h1{font-size:clamp(2.4rem,4.6vw,4.2rem);font-weight:800;letter-spacing:-.035em;line-height:1.02}
.hero-in .hero-txt{max-width:720px}
.crumbs ol{display:flex;flex-wrap:wrap;gap:6px;list-style:none;padding:0;margin:0 0 28px;font-size:.92rem;color:var(--doux)}
.crumbs li+li::before{content:"/";margin-right:6px;opacity:.5}
.crumbs a{text-decoration:none}
.crumbs a:hover{color:var(--lagon)}
@media (max-width:760px){.hero-in canvas{display:none}.hero.hero-in .wrap{padding-bottom:70px}.hero-in{min-height:0}}

/* Blocs */
.blk{padding:clamp(80px,10vw,130px) 0;position:relative}
.blk.light{background:var(--papier);color:var(--encre)}
.blk.deep{background:linear-gradient(var(--abysse),var(--abysse-2))}
.blk .lede{margin-top:22px}
.light .lede{color:rgba(5,5,5,.62)}
.blk h2{max-width:22ch}
.answer p{font-size:clamp(1.35rem,2.3vw,1.95rem);font-weight:300;line-height:1.42;max-width:48ch;border-left:3px solid var(--lagon);padding-left:clamp(20px,3vw,32px)}
.answer p strong{font-weight:700}
.cards{list-style:none;padding:0;margin:52px 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(320px,1fr));gap:16px}
.cards li{padding:28px;border-radius:14px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait);transition:box-shadow .3s,transform .4s cubic-bezier(.2,.7,.2,1)}
.cards li:hover{box-shadow:inset 0 0 0 1px var(--lagon);transform:translateY(-4px)}
.light .cards li{background:#fff;box-shadow:inset 0 0 0 1px rgba(5,5,5,.08)}
.light .cards li:hover{box-shadow:inset 0 0 0 1px var(--lagon-fonce)}
.cards h3{font-size:1.2rem;font-weight:700}
.cards p{margin-top:10px;color:var(--doux);font-size:1rem}
.light .cards p{color:rgba(5,5,5,.66)}
.cards svg{color:var(--lagon);margin-bottom:14px}
.light .cards svg{color:var(--lagon-fonce)}
.js .cascade>li{opacity:0;transform:translateY(26px);transition:opacity .7s ease calc(var(--i)*90ms),transform .7s cubic-bezier(.2,.7,.2,1) calc(var(--i)*90ms),box-shadow .3s}
.js .cascade>li.is-in{opacity:1;transform:none}
.js .cascade>li.is-in:hover{transform:translateY(-4px)}
.js .cascade path{stroke-dasharray:30;stroke-dashoffset:30;transition:stroke-dashoffset .6s ease calc(var(--i)*90ms + .3s)}
.js .cascade>li.is-in path{stroke-dashoffset:0}
.duo .wrap{display:grid;grid-template-columns:1.05fr .95fr;gap:clamp(40px,6vw,96px);align-items:start}
.duo .paras p+p{margin-top:18px}
.duo .paras p{color:var(--doux)}
.light.duo .paras p{color:rgba(5,5,5,.72)}
.duo .paras{margin-top:26px}
.duo aside{position:sticky;top:110px;padding:30px;border-radius:18px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait)}
.light.duo aside{background:#fff;box-shadow:inset 0 0 0 1px rgba(5,5,5,.08)}
.duo aside h3{font-size:1.05rem;margin-bottom:16px}
.duo aside ul{list-style:none;margin:0;padding:0;display:grid;gap:12px}
.duo aside li{display:grid;grid-template-columns:auto 1fr;gap:12px;font-size:.98rem}
.duo aside svg{color:var(--lagon);margin-top:2px}
.light.duo aside svg{color:var(--lagon-fonce)}
@media (max-width:860px){.duo .wrap{grid-template-columns:1fr}.duo aside{position:static}}
.tbl{margin-top:48px;overflow-x:auto;border-radius:14px;box-shadow:inset 0 0 0 1px var(--trait)}
.light .tbl{box-shadow:inset 0 0 0 1px rgba(5,5,5,.1);background:#fff}
.tbl table{width:100%;border-collapse:collapse;min-width:620px;font-size:1rem}
.tbl th,.tbl td{text-align:left;padding:18px 22px;vertical-align:top;border-bottom:1px solid var(--trait)}
.light .tbl th,.light .tbl td{border-bottom:1px solid rgba(5,5,5,.08)}
.tbl thead th{font-weight:800;color:var(--lagon)}
.light .tbl thead th{color:var(--lagon-fonce)}
.tbl tbody th{font-weight:700}
.tbl tbody tr{transition:background .25s}
.tbl tbody tr:hover{background:rgba(110,196,204,.07)}
.tbl tr:last-child>*{border-bottom:0}
.blk .usage-list{margin-top:48px}
.bandwrap{padding:0 0 clamp(80px,10vw,130px)}
.light+.bandwrap,.bandwrap.light{background:var(--papier)}
.bandwrap .pa{margin-top:0}


/* Texte qui s'allume au scroll */
.reveal-sec{padding:clamp(100px,14vw,180px) 0}
.reveal-txt{font-size:clamp(1.7rem,3.6vw,3.2rem);font-weight:700;line-height:1.18;letter-spacing:-.025em;max-width:24ch}
.reveal-txt .rw{opacity:.16;transition:opacity .3s}
.reveal-txt .rw.on{opacity:1}
.reveal-txt strong{color:var(--lagon);font-weight:800}

/* Bento */
.bento{list-style:none;padding:0;margin:52px 0 0;display:grid;grid-template-columns:repeat(4,1fr);grid-auto-rows:minmax(200px,auto);gap:16px}
.bento>li{position:relative;border-radius:22px;padding:30px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait);overflow:hidden;isolation:isolate;display:flex;flex-direction:column;justify-content:flex-end}
.bento>li::before{content:"";position:absolute;inset:0;z-index:-1;opacity:0;transition:opacity .4s;background:radial-gradient(320px circle at var(--x,50%) var(--y,50%),rgba(110,196,204,.2),transparent 70%)}
.bento>li:hover::before{opacity:1}
.bento>li:nth-child(1){grid-column:span 2;grid-row:span 2;background:linear-gradient(150deg,rgba(46,138,147,.55),var(--abysse-2) 70%)}
.bento>li:nth-child(4){grid-column:span 2}
.bento>li:nth-child(6){grid-column:span 3}
.bento>li{padding-top:86px}
.bento>li:nth-child(1){padding-top:30px}
.bento .num{position:absolute;top:20px;left:30px;font-size:3rem;font-weight:300;line-height:1;color:var(--lagon);opacity:.35;letter-spacing:-.04em}
.bento>li:nth-child(1) .num{font-size:9rem;opacity:.25;left:auto;right:30px;top:24px}
.bento h3{font-size:1.3rem}
.bento>li:nth-child(1) h3{font-size:clamp(1.8rem,2.8vw,2.6rem);font-weight:800;letter-spacing:-.03em;max-width:14ch}
.bento p{margin-top:10px;color:var(--doux);max-width:40ch}
.light .bento>li{background:#fff;box-shadow:inset 0 0 0 1px rgba(5,5,5,.08)}
.light .bento>li:nth-child(1){background:linear-gradient(150deg,var(--ecume),#fff 75%)}
.light .bento p{color:rgba(5,5,5,.66)}
.light .bento .num{color:var(--lagon-fonce)}
@media (max-width:900px){.bento{grid-template-columns:1fr 1fr}.bento>li:nth-child(n){grid-column:span 2;grid-row:auto}}

/* Cartes empilées au scroll */
.stack{list-style:none;padding:0;margin:56px 0 0}
.stack>li{position:sticky;top:calc(110px + var(--i)*26px);min-height:300px;margin-bottom:40px;border-radius:28px;padding:clamp(30px,4.5vw,56px);
  display:grid;grid-template-columns:auto 1fr;gap:16px 48px;align-items:start;box-shadow:inset 0 0 0 1px var(--trait),0 -20px 50px rgba(0,0,0,.35);
  background:linear-gradient(160deg,var(--abysse-2),var(--abysse))}
.stack>li:nth-child(2n){background:linear-gradient(160deg,#0D2C34,var(--abysse-2))}
.stack .n{font-size:clamp(4rem,9vw,8rem);font-weight:300;line-height:.9;color:var(--lagon);letter-spacing:-.05em}
.stack h3{font-size:clamp(1.6rem,2.8vw,2.5rem);font-weight:800;letter-spacing:-.03em;margin-top:8px}
.stack p{margin-top:16px;color:var(--doux);font-size:1.1rem;max-width:52ch}
@media (max-width:700px){.stack>li{grid-template-columns:1fr}}

/* Défilement horizontal piloté par le scroll */
.hs{position:relative}
.hs-pin{position:sticky;top:0;height:100vh;overflow:hidden;display:flex;flex-direction:column;justify-content:center}
.hs-track{display:flex;gap:22px;padding:0 max(clamp(20px,4vw,48px),calc((100vw - var(--w))/2 + 48px));will-change:transform;margin-top:48px}
.hs-card{flex:0 0 clamp(290px,32vw,430px);min-height:330px;border-radius:26px;padding:34px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait);display:flex;flex-direction:column;justify-content:space-between;transition:box-shadow .3s}
.hs-card:hover{box-shadow:inset 0 0 0 1.5px var(--lagon)}
.hs-card .n{font-size:1rem;font-weight:800;color:var(--lagon)}
.hs-card h3{font-size:1.7rem;font-weight:800;letter-spacing:-.025em}
.hs-card p{margin-top:12px;color:var(--doux)}
.hs-card .bar{height:3px;border-radius:3px;background:linear-gradient(90deg,var(--lagon),transparent);margin-top:26px}
@media (max-width:860px),(prefers-reduced-motion:reduce){.hs{height:auto!important}.hs-pin{position:static;height:auto;padding:90px 0}.hs-track{overflow-x:auto;scroll-snap-type:x mandatory;transform:none!important;padding-bottom:10px}.hs-card{scroll-snap-align:start}}

/* Avant / avec Documalis */
.cmp{display:grid;grid-template-columns:1fr 1fr;gap:0;margin-top:52px;border-radius:26px;overflow:hidden;box-shadow:inset 0 0 0 1px var(--trait)}
.cmp>div{padding:clamp(28px,4vw,48px)}
.cmp .avant{background:var(--abysse)}
.cmp .apres{background:linear-gradient(160deg,rgba(46,138,147,.42),var(--abysse-2) 70%);position:relative}
.cmp h3{font-size:1.1rem;font-weight:700;margin-bottom:22px}
.cmp .avant h3{color:var(--doux)}
.cmp .apres h3{color:var(--lagon)}
.cmp ul{list-style:none;margin:0;padding:0;display:grid;gap:16px}
.cmp li{display:grid;grid-template-columns:auto 1fr;gap:14px;align-items:start;font-size:1.05rem}
.cmp .avant li{color:rgba(233,244,245,.5);text-decoration:line-through;text-decoration-color:rgba(233,244,245,.25)}
.cmp .ico{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:.8rem;font-weight:800}
.cmp .avant .ico{box-shadow:inset 0 0 0 1.5px rgba(233,244,245,.25);color:rgba(233,244,245,.4)}
.cmp .apres .ico{background:var(--lagon);color:var(--encre)}
.js .cmp .apres li{opacity:0;transform:translateX(20px);transition:opacity .6s calc(var(--i)*110ms + .2s),transform .6s cubic-bezier(.2,.7,.2,1) calc(var(--i)*110ms + .2s)}
.js .cmp.is-in .apres li{opacity:1;transform:none}
@media (max-width:760px){.cmp{grid-template-columns:1fr}}

/* Onglets */
.tabs{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(24px,4vw,56px);margin-top:52px;align-items:stretch}
.tablist{display:grid;gap:10px;align-content:start}
.tablist button{all:unset;cursor:pointer;padding:22px 26px;border-radius:16px;font-weight:800;font-size:1.3rem;color:var(--doux);box-shadow:inset 0 0 0 1px var(--trait);transition:.3s;position:relative;overflow:hidden}
.tablist button span{display:block;font-weight:400;font-size:.95rem;margin-top:4px;opacity:.8}
.tablist button[aria-selected=true]{color:var(--encre);background:var(--lagon);box-shadow:none}
.tablist button:focus-visible{outline:2px solid var(--ecume);outline-offset:3px}
.panel{border-radius:24px;padding:clamp(28px,4vw,52px);background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait);position:relative;overflow:hidden;min-height:300px}
.panel[hidden]{display:none}
.panel .big{font-size:clamp(4rem,10vw,9rem);font-weight:800;letter-spacing:-.05em;line-height:.9;color:transparent;-webkit-text-stroke:1.5px var(--lagon);opacity:.5;position:absolute;right:24px;bottom:10px}
.panel h3{font-size:clamp(1.6rem,2.6vw,2.3rem);font-weight:800;letter-spacing:-.025em;max-width:18ch}
.panel p{margin-top:16px;color:var(--doux);max-width:46ch;position:relative}
.panel .ex{display:inline-block;margin-top:22px;padding:10px 16px;border-radius:999px;background:rgba(110,196,204,.14);color:var(--ecume);font-size:.95rem;font-weight:600}
.panel:not([hidden]){animation:ouvre .5s cubic-bezier(.2,.7,.2,1)}
@media (max-width:860px){.tabs{grid-template-columns:1fr}}

/* Orbite */
.orbit-wrap{display:grid;grid-template-columns:1fr 1fr;gap:clamp(30px,5vw,80px);align-items:center}
.orbit{position:relative;aspect-ratio:1;max-width:520px;width:100%;margin:0 auto}
.orbit .ring{position:absolute;inset:8%;border-radius:50%;box-shadow:inset 0 0 0 1px var(--trait);animation:tourne 60s linear infinite}
.orbit .ring2{inset:26%;animation-duration:40s;animation-direction:reverse}
.orbit .core{position:absolute;inset:36%;border-radius:50%;display:grid;place-items:center;text-align:center;font-weight:800;font-size:1.05rem;color:var(--encre);
  background:radial-gradient(circle at 35% 30%,var(--ecume),var(--lagon));box-shadow:0 0 60px rgba(110,196,204,.45);padding:10px}
.orbit .sat{position:absolute;transform:translate(-50%,-50%)}
.orbit .sat span{display:block;white-space:nowrap;padding:9px 16px;border-radius:999px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--lagon);font-weight:700;font-size:.92rem}
.orbit .spin{position:absolute;inset:0;animation:tourne 70s linear infinite}
.orbit .spin .sat span{animation:tourne 70s linear infinite reverse}
.orbit:hover .spin,.orbit:hover .spin .sat span{animation-play-state:paused}
@keyframes tourne{to{transform:rotate(360deg)}}
.orbit-txt .paras p{color:var(--doux)}
.orbit-txt .paras p+p{margin-top:16px}
@media (max-width:860px){.orbit-wrap{grid-template-columns:1fr}.orbit .sat span{font-size:.8rem;padding:7px 12px}}

/* Jalons */
.jalons{list-style:none;padding:0;margin:64px 0 0;display:grid;grid-template-columns:repeat(var(--n),1fr);gap:28px;position:relative}
.jalons::before{content:"";position:absolute;left:0;right:0;top:15px;height:2px;background:var(--trait)}
.jalons::after{content:"";position:absolute;left:0;right:0;top:15px;height:2px;background:linear-gradient(90deg,var(--lagon),var(--ecume));transform:scaleX(0);transform-origin:left;transition:transform 1.6s cubic-bezier(.2,.7,.2,1)}
.jalons.is-in::after{transform:scaleX(1)}
.jalons li{position:relative;padding-top:52px}
.jalons li::before{content:"";position:absolute;top:6px;left:0;width:20px;height:20px;border-radius:50%;background:var(--abysse);box-shadow:inset 0 0 0 2px var(--lagon)}
.jalons .d{font-size:clamp(1.8rem,3.4vw,3rem);font-weight:300;letter-spacing:-.03em;color:var(--ecume);line-height:1}
.jalons h3{margin-top:14px;font-size:1.2rem}
.jalons p{margin-top:8px;color:var(--doux)}
.light .jalons .d{color:var(--lagon-fonce)}
.light .jalons p{color:rgba(5,5,5,.68)}
.light .jalons li::before{background:var(--papier)}
@media (max-width:760px){.jalons{grid-template-columns:1fr}.jalons::before,.jalons::after{display:none}}

/* Glossaire */
.lettres{display:flex;flex-wrap:wrap;gap:8px;margin-top:36px}
.lettres a{width:42px;height:42px;display:grid;place-items:center;border-radius:10px;text-decoration:none;font-weight:700;box-shadow:inset 0 0 0 1px rgba(5,5,5,.12);transition:.25s}
.lettres a:hover{background:var(--lagon-fonce);color:#fff}
.gloss{margin:48px 0 0;display:grid;gap:0}
.gloss>div{display:grid;grid-template-columns:minmax(180px,.4fr) 1fr;gap:12px 40px;padding:26px 0;border-top:1.5px solid rgba(5,5,5,.1);scroll-margin-top:100px}
.gloss dt{font-weight:800;font-size:1.25rem}
.gloss dd{margin:0;color:rgba(5,5,5,.74);max-width:68ch}
.gloss dd a{color:var(--lagon-fonce);font-weight:700}
@media (max-width:760px){.gloss>div{grid-template-columns:1fr}}

/* Formulaire */
.form{display:grid;grid-template-columns:1fr 1fr;gap:18px 20px;margin-top:8px}
.form .full{grid-column:1/-1}
.form label{display:block;font-size:.92rem;font-weight:600;margin-bottom:8px;color:var(--doux)}
.form input,.form select,.form textarea{width:100%;font:inherit;font-size:1rem;color:var(--clair);background:var(--abysse);border:0;border-radius:12px;
  box-shadow:inset 0 0 0 1.5px var(--trait);padding:14px 16px;transition:box-shadow .2s}
.form input:focus,.form select:focus,.form textarea:focus{outline:0;box-shadow:inset 0 0 0 2px var(--lagon)}
.form textarea{min-height:150px;resize:vertical}
.form .check{display:flex;gap:12px;align-items:flex-start;font-size:.92rem;color:var(--doux)}
.form .check input{width:20px;height:20px;margin-top:2px;flex:none;accent-color:var(--lagon);box-shadow:none}
.form button{border:0;cursor:pointer;font-family:inherit}
.form-ok{display:none;padding:18px 20px;border-radius:12px;background:rgba(110,196,204,.14);color:var(--clair)}
.form-ok.is-on{display:block}
.contact-grid{display:grid;grid-template-columns:.8fr 1.2fr;gap:clamp(40px,6vw,96px)}
.contact-card{padding:clamp(26px,3.5vw,44px);border-radius:22px;background:var(--abysse-2);box-shadow:inset 0 0 0 1px var(--trait)}
.contact-info{display:grid;gap:22px;margin-top:34px}
.contact-info strong{display:block;font-weight:700}
.contact-info span,.contact-info address{color:var(--doux);font-style:normal}
@media (max-width:860px){.contact-grid,.form{grid-template-columns:1fr}}

/* Pages légales */
.legal{max-width:760px}
.legal h2{font-size:1.6rem;margin-top:48px}
.legal p,.legal li{color:rgba(5,5,5,.75);margin-top:14px}
.legal mark{background:rgba(90,176,240,.25);padding:0 4px;border-radius:4px}
.empty{margin-top:40px;padding:34px;border-radius:18px;background:#fff;box-shadow:inset 0 0 0 1px rgba(5,5,5,.08);max-width:640px}
.empty p{color:rgba(5,5,5,.7)}
.empty .btn{margin-top:22px}