:root{--v:#7c5cff;--c:#22d3ee;--p:#ff5fa2;--o:#ffb14a;--ink:#14142b;--mut:#6b6f8a;--bg:#f6f7fd;--g:linear-gradient(135deg,#7c5cff,#ff5fa2)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font:16px/1.65 'Poppins',system-ui,sans-serif;background:var(--bg);color:var(--ink);-webkit-font-smoothing:antialiased}
a{color:inherit}h1,h2,h3{line-height:1.2;margin:0 0 .5em}
.wrap{max-width:1180px;margin:0 auto;padding:0 24px}
main{max-width:1180px;margin:0 auto;padding:56px 24px 20px}
/* Navigation */
nav{position:sticky;top:0;z-index:50;background:#ffffffd6;backdrop-filter:blur(14px);border-bottom:1px solid #e9eaf7}
nav .wrap{display:flex;align-items:center;gap:16px;height:70px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:1.2rem;text-decoration:none;margin-right:auto}
.logo{width:38px;height:38px;border-radius:12px;background:var(--g);display:grid;place-items:center;color:#fff;font-weight:800;box-shadow:0 6px 16px #7c5cff55}
.tag{background:#eeeafe;color:var(--v);padding:2px 10px;border-radius:99px;font-size:.7rem;font-weight:600}
.links{display:flex;align-items:center;gap:4px}
.links a{padding:8px 16px;border-radius:99px;text-decoration:none;font-weight:500;font-size:.95rem;color:#3b3e5c;transition:.2s}
.links a:hover{background:#eeeafe;color:var(--v)}.links a.on{background:var(--g);color:#fff;box-shadow:0 6px 16px #7c5cff44}
.mn,.burger{display:none}
@media(max-width:860px){.burger{display:block;font-size:1.6rem;cursor:pointer;padding:4px 10px}
.links{display:none;position:absolute;top:70px;left:0;right:0;flex-direction:column;align-items:stretch;background:#fff;padding:12px 24px 20px;border-bottom:1px solid #e9eaf7;box-shadow:0 20px 30px #0001}
.mn:checked~.links{display:flex}.stats{grid-template-columns:1fr!important;margin-top:-50px!important}.fgrid{flex-direction:column}}
/* Héros */
.hero{position:relative;overflow:hidden;background:radial-gradient(circle at 20% 0,#2b2470,transparent 60%),#0f1024;color:#fff;padding:110px 0 150px;text-align:center}
.blob{position:absolute;border-radius:50%;filter:blur(70px);opacity:.5;animation:float 14s ease-in-out infinite;pointer-events:none}
.b1{width:420px;height:420px;background:var(--v);top:-140px;left:-90px}.b2{width:360px;height:360px;background:var(--p);bottom:-150px;right:-60px;animation-delay:-5s}
.b3{width:260px;height:260px;background:var(--c);top:30%;left:58%;opacity:.3;animation-delay:-9s}
@keyframes float{50%{transform:translate(40px,30px) scale(1.12)}}
.hero-in{position:relative}
.pill{display:inline-block;padding:6px 18px;border-radius:99px;background:#ffffff1c;border:1px solid #ffffff33;font-size:.85rem;margin-bottom:24px}
.hero h1{font-size:clamp(2.3rem,6.5vw,4.6rem);font-weight:800;letter-spacing:-.02em;margin-bottom:20px}
.grad{background:linear-gradient(90deg,var(--c),var(--p),var(--o));-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p{max-width:640px;margin:0 auto 34px;font-size:1.15rem;color:#d7d8f2}
.cta{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
/* Boutons */
.btn{display:inline-block;border:0;border-radius:99px;padding:10px 22px;background:var(--g);color:#fff;text-decoration:none;cursor:pointer;font:600 .95rem 'Poppins',sans-serif;box-shadow:0 8px 20px #7c5cff44;transition:.2s;margin-top:8px}
.btn:hover{transform:translateY(-2px);box-shadow:0 12px 26px #7c5cff66}
.big{padding:14px 32px;font-size:1rem}.sm{padding:7px 16px;font-size:.85rem}.ghost{background:#ffffff1c;border:1px solid #ffffff55;box-shadow:none}
.red{background:linear-gradient(135deg,#ff7a59,#e5484d);box-shadow:none}.light{background:#fff;color:var(--v);box-shadow:0 8px 24px #0003}
/* Stats */
.stats{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:-70px;position:relative;z-index:2}
.stat{background:#fff;border-radius:22px;padding:26px;text-align:center;box-shadow:0 18px 40px #2b247022}
.stat b{display:block;font-size:2.6rem;line-height:1.1;background:var(--g);-webkit-background-clip:text;background-clip:text;color:transparent}
.stat span{color:var(--mut);font-weight:500}
/* Sections */
.sec{padding-top:72px}.head{margin-bottom:28px}.head.row{display:flex;justify-content:space-between;align-items:end;flex-wrap:wrap;gap:8px}
.head h2{font-size:clamp(1.6rem,3.5vw,2.3rem);margin:0}
.eyebrow{display:inline-block;color:var(--v);font-weight:600;font-size:.85rem;letter-spacing:.08em;text-transform:uppercase;margin-bottom:6px}
.link{color:var(--v);font-weight:600;text-decoration:none}.link:hover{text-decoration:underline}
.feats{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:22px}
.feat{background:#fff;border-radius:24px;padding:30px;box-shadow:0 10px 30px #7c5cff14;transition:.25s}.feat:hover{transform:translateY(-6px);box-shadow:0 20px 40px #7c5cff26}
.ico{width:56px;height:56px;border-radius:18px;display:grid;place-items:center;font-size:1.6rem;margin-bottom:16px}
.i1{background:linear-gradient(135deg,#c7bcff,#8fe8f7)}.i2{background:linear-gradient(135deg,#ffd0e4,#ffe3b3)}.i3{background:linear-gradient(135deg,#d9caff,#ffc2dd)}
.feat p{color:var(--mut);margin:0}
.band{background:linear-gradient(135deg,#7c5cff,#ff5fa2 70%,#ffb14a);border-radius:30px;padding:56px 24px;text-align:center;color:#fff;box-shadow:0 24px 50px #7c5cff44}
.band h2{font-size:clamp(1.6rem,4vw,2.4rem)}.band p{opacity:.92;margin:0 0 12px}
/* Bandeau de page */
.banner{position:relative;overflow:hidden;background:radial-gradient(circle at 15% 0,#2b2470,transparent 60%),#0f1024;color:#fff;text-align:center;padding:70px 0 80px}
.banner .wrap{position:relative}.banner h1{font-size:clamp(2rem,5vw,3.2rem);font-weight:800;margin-bottom:8px}.banner p{margin:0;color:#d7d8f2}
.banner .b1{width:300px;height:300px;top:-120px}.banner .b2{width:260px;height:260px;bottom:-140px}
/* Cartes */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:26px}
.card{background:#fff;border-radius:24px;overflow:hidden;box-shadow:0 10px 30px #7c5cff14;transition:.25s;animation:up .6s both}
.card:hover{transform:translateY(-6px);box-shadow:0 22px 44px #7c5cff30}
.card:nth-child(2){animation-delay:.08s}.card:nth-child(3){animation-delay:.16s}.card:nth-child(n+4){animation-delay:.24s}
@keyframes up{from{opacity:0;transform:translateY(18px)}}
.media{aspect-ratio:16/9;overflow:hidden}.media img{width:100%;height:100%;object-fit:cover;transition:.5s}.card:hover .media img{transform:scale(1.06)}
.ph{width:100%;height:100%;display:grid;place-items:center;color:#ffffffcc;font-size:2.4rem}
.p1{background:linear-gradient(135deg,#7c5cff,#22d3ee)}.p2{background:linear-gradient(135deg,#ff5fa2,#ffb14a)}.p3{background:linear-gradient(135deg,#22d3ee,#7c5cff 60%,#ff5fa2)}
.cb{padding:22px}.cb h3{font-size:1.2rem;margin:8px 0}.cb p{color:var(--mut);margin:0 0 8px}
.date{display:inline-block;background:#eeeafe;color:var(--v);padding:3px 12px;border-radius:99px;font-size:.75rem;font-weight:600}
.empty{background:#fff;border:2px dashed #d9d6f3;border-radius:24px;padding:50px;text-align:center;color:var(--mut)}
.prose{background:#fff;border-radius:24px;padding:36px;box-shadow:0 10px 30px #7c5cff14;max-width:860px;margin:0 auto}
/* Formulaires */
input,textarea,select{width:100%;padding:13px 16px;margin:6px 0;border:1.5px solid #dcdcf0;border-radius:14px;font:inherit;background:#fbfbff;transition:.2s}
input:focus,textarea:focus,select:focus{outline:0;border-color:var(--v);box-shadow:0 0 0 4px #7c5cff22;background:#fff}
.box{background:#fff;padding:28px;border-radius:24px;box-shadow:0 14px 40px #7c5cff18;margin:24px 0;max-width:640px}.mid{margin-inline:auto}.full{max-width:none}
.ok{background:#dcfaef;color:#0b6b4a;padding:12px 18px;border-radius:14px;font-weight:500}.bad{background:#ffe6e2;color:#a1302a}
.inline{display:inline}.inline .btn{margin:0}.hp{position:absolute;left:-9999px}
/* Pied de page */
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}
/* ===== v3 : héros scindé, ticker, étapes, reveal ===== */
nav.sc{box-shadow:0 8px 30px #14142b14}
.hero{padding:96px 0 150px;text-align:left}
.hero::before{content:"";position:absolute;inset:0;background-image:radial-gradient(#ffffff2e 1px,transparent 1.3px);background-size:26px 26px;-webkit-mask-image:radial-gradient(ellipse at 50% 40%,#000 25%,transparent 75%);mask-image:radial-gradient(ellipse at 50% 40%,#000 25%,transparent 75%)}
.hero::after{content:"";position:absolute;inset:0;background:radial-gradient(420px circle at var(--mx,70%) var(--my,30%),#7c5cff55,transparent 70%);pointer-events:none}
.hero-in{display:grid;grid-template-columns:1.15fr .85fr;gap:40px;align-items:center;position:relative;z-index:2}
.hero p{margin:0 0 34px}.hero .cta{justify-content:flex-start}
.visual{position:relative;height:400px}
.ring{position:absolute;top:50%;left:50%;width:340px;height:340px;margin:-170px 0 0 -170px;border-radius:50%;border:1px dashed #ffffff40;animation:spin 40s linear infinite}
.ring::after{content:"";position:absolute;top:-7px;left:50%;width:14px;height:14px;border-radius:50%;background:var(--c);box-shadow:0 0 22px var(--c)}
@keyframes spin{to{transform:rotate(360deg)}}
.fcard{position:absolute;display:flex;align-items:center;gap:14px;padding:16px 22px 16px 16px;border-radius:22px;background:#ffffff14;border:1px solid #ffffff30;backdrop-filter:blur(14px);box-shadow:0 20px 50px #0005;animation:bob 6s ease-in-out infinite}
.fcard b{display:block}.fcard small{color:#c9cbe8}.fcard .ico{margin:0;width:50px;height:50px}
.fc1{top:8px;left:6%}.fc2{top:150px;right:0;animation-delay:-2s}.fc3{bottom:8px;left:14%;animation-delay:-4s}
@keyframes bob{50%{transform:translateY(-14px)}}
.ticker{overflow:hidden;margin-top:70px;background:#fff;border-block:1px solid #e6e4f7;padding:18px 0}
.track{display:flex;width:max-content;animation:scroll 30s linear infinite}
.track span{font-weight:700;font-size:1.4rem;color:#c5c1ea;white-space:nowrap;margin-right:48px}
.track span::after{content:"✦";margin-left:48px;color:var(--p)}
@keyframes scroll{to{transform:translateX(-50%)}}
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:22px}
.step{position:relative;background:#fff;border-radius:24px;padding:30px;border:1px solid #ece9fb;transition:.25s}.step:hover{transform:translateY(-6px);box-shadow:0 20px 40px #7c5cff22}
.step:not(:last-child)::after{content:"";position:absolute;top:52px;right:-22px;width:22px;border-top:2px dashed #cfc8f5}
.num{width:46px;height:46px;border-radius:50%;background:var(--g);color:#fff;font-weight:700;display:grid;place-items:center;margin-bottom:14px;box-shadow:0 8px 18px #7c5cff55}
.step p{color:var(--mut);margin:0}
.rv{transition:opacity .8s ease,transform .8s ease}.rv.hide{opacity:0;transform:translateY(34px)}
.card{position:relative}.card::before{content:"";position:absolute;left:0;right:0;top:0;height:4px;background:var(--g);transform:scaleX(0);transform-origin:left;transition:transform .4s;z-index:2}.card:hover::before{transform:scaleX(1)}
.btn:active{transform:scale(.97)}
@media(max-width:860px){.hero{text-align:center;padding:80px 0 130px}.hero-in{grid-template-columns:1fr}.visual{display:none}.hero p{margin:0 auto 30px}.hero .cta{justify-content:center}.fgrid{grid-template-columns:1fr}.step::after{display:none}}

/* ===== Footer v4 ===== */
.foot{padding:0 20px 20px;margin-top:90px}
.fwrap{position:relative;overflow:hidden;max-width:1220px;margin:0 auto;padding:56px 48px 26px;border-radius:32px;background:#0f1024;color:#c9cbe8;box-shadow:0 30px 70px #2b247040}
.fwrap::before{content:"";position:absolute;inset:0 0 auto 0;height:3px;background:linear-gradient(90deg,#7c5cff,#ff5fa2,#ffb14a)}
.glow{position:absolute;border-radius:50%;filter:blur(90px);opacity:.35;pointer-events:none}
.g1{width:340px;height:340px;background:var(--v);top:-140px;left:-80px}.g2{width:300px;height:300px;background:var(--p);bottom:-160px;right:-60px}
.ftop{position:relative;display:grid;grid-template-columns:1.6fr 1fr;gap:40px}
.fbrand .brand{color:#fff;margin:0 0 14px}.fbrand p{margin:0 0 18px;max-width:340px}
.fcol h4{color:#fff;font-size:.8rem;letter-spacing:.1em;text-transform:uppercase;margin:0 0 14px;opacity:.7}
.fcol a{display:block;width:max-content;text-decoration:none;padding:5px 0;transition:.2s}.fcol a:hover{color:#fff;transform:translateX(4px)}
.flegal{position:relative;display:flex;flex-wrap:wrap;gap:12px;justify-content:center;margin:40px 0 28px;padding-top:28px;border-top:1px solid #ffffff1a}
.flegal a{display:inline-flex;align-items:center;gap:8px;padding:11px 20px;border-radius:99px;background:#ffffff0f;border:1px solid #ffffff26;color:#fff;text-decoration:none;font-size:.9rem;font-weight:500;transition:.25s}
.flegal a:hover{background:var(--g);border-color:transparent;transform:translateY(-3px);box-shadow:0 10px 24px #7c5cff55}
.fbot{position:relative;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px;font-size:.85rem;color:#8b8eb5}
.fbot a{color:#c9cbe8;text-decoration:none}.fbot a:hover{color:#fff}
@media(max-width:860px){.fwrap{padding:40px 24px 22px;border-radius:26px}.ftop{grid-template-columns:1fr}.fbot{justify-content:center;text-align:center}}