/* Yu.gi — site vitrine. Aucune police ni ressource externe (respect de la vie privée + CSP stricte). */
:root{
  --bg:#050505; --bg2:#0b0b0b; --edge:#171717; --ink:#f3f3f3; --muted:#8b8b8b; --dim:#555;
  --line:rgba(255,255,255,.09); --line2:rgba(255,255,255,.18); --glass:rgba(16,16,16,.6);
  --accent:#ffffff; --pink:#ff73fa;
  --sans:"Segoe UI Variable Display","Segoe UI",system-ui,-apple-system,"Helvetica Neue",Arial,sans-serif;
  --mono:"Cascadia Code","JetBrains Mono",Consolas,"SFMono-Regular",Menlo,monospace;
  --ease:cubic-bezier(.16,1,.3,1);
  --max:1160px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:84px;scrollbar-width:thin;scrollbar-color:#2a2a2a transparent}
body{background:radial-gradient(ellipse at 50% 0%,#0d0d0d 0%,var(--bg) 55%) fixed;background-color:var(--bg);color:var(--ink);
  font-family:var(--sans);line-height:1.55;-webkit-font-smoothing:antialiased;overflow-x:hidden}
::selection{background:#fff;color:#000}
a{color:inherit}
img{display:block;max-width:100%}
code{font-family:var(--mono);font-size:.9em;background:rgba(255,255,255,.06);padding:.1em .4em;border-radius:6px}
:focus-visible{outline:2px solid #fff;outline-offset:3px;border-radius:6px}

#stars{position:fixed;inset:0;z-index:0;pointer-events:none}
.grain{position:fixed;inset:-50%;z-index:1;pointer-events:none;opacity:.045;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  animation:grain 1.2s steps(6) infinite}
@keyframes grain{0%{transform:translate(0,0)}33%{transform:translate(-3%,2%)}66%{transform:translate(2%,-3%)}100%{transform:translate(1%,3%)}}
main,.foot{position:relative;z-index:2}

/* ---------- Boutons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;height:46px;padding:0 20px;border-radius:13px;border:1px solid var(--line2);
  background:rgba(0,0,0,.35);color:var(--ink);font:600 13px var(--sans);letter-spacing:.06em;text-decoration:none;cursor:pointer;
  transition:transform .25s var(--ease),background .2s,color .2s,box-shadow .25s,border-color .2s;position:relative;overflow:hidden;white-space:nowrap}
.btn svg{width:18px;height:18px;fill:currentColor;stroke:currentColor;stroke-width:0}
#dlBtn svg{fill:none;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.btn:hover{transform:translateY(-2px);border-color:#fff}
.btn.primary{background:#f4f4f4;color:#000;border-color:transparent}
.btn.primary:hover{box-shadow:0 12px 40px rgba(255,255,255,.18)}
.btn.primary::after{content:"";position:absolute;inset:0;background:linear-gradient(110deg,transparent 30%,rgba(255,255,255,.9) 50%,transparent 70%);transform:translateX(-120%)}
.btn.primary:hover::after{animation:shine .8s}
@keyframes shine{to{transform:translateX(120%)}}
.btn.ghost:hover{background:#fff;color:#000}
.btn.big{height:56px;padding:0 26px;font-size:14px;border-radius:16px}
.btn.small{height:38px;padding:0 15px;font-size:12px;border-radius:11px}

/* ---------- Navigation ---------- */
.nav{position:fixed;top:14px;left:50%;transform:translateX(-50%);z-index:50;width:min(var(--max),calc(100% - 32px));height:60px;
  display:flex;align-items:center;gap:24px;padding:0 10px 0 18px;border-radius:18px;border:1px solid transparent;transition:all .4s var(--ease)}
.nav.scrolled{background:rgba(10,10,10,.72);backdrop-filter:blur(16px) saturate(1.3);-webkit-backdrop-filter:blur(16px) saturate(1.3);border-color:var(--line);box-shadow:0 10px 40px rgba(0,0,0,.5)}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;font:700 13px var(--mono);letter-spacing:.35em}
.logo svg{width:30px;height:17px;overflow:visible}
.logo svg path,.mb-logo svg path{fill:#000;stroke:#fff;stroke-width:2;stroke-linejoin:round}
.logo svg .slit,.mb-logo svg .slit{stroke-width:2.6;stroke-linecap:round}
.links{display:flex;gap:4px;margin-left:auto}
.links a{text-decoration:none;color:#9a9a9a;font-size:14px;padding:8px 12px;border-radius:10px;transition:color .2s,background .2s}
.links a:hover{color:#fff;background:rgba(255,255,255,.06)}
.burger{display:none;width:42px;height:42px;border-radius:12px;border:1px solid var(--line);background:none;cursor:pointer;flex-direction:column;align-items:center;justify-content:center;gap:5px}
.burger span{width:16px;height:1.5px;background:#fff;transition:transform .3s}
.burger[aria-expanded="true"] span:first-child{transform:translateY(3.3px) rotate(45deg)}
.burger[aria-expanded="true"] span:last-child{transform:translateY(-3.3px) rotate(-45deg)}

/* ---------- Sections ---------- */
section{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:110px 0 0}
.section-head{max-width:640px;margin:0 auto 48px;text-align:center}
.eyebrow{font:600 11px var(--mono);letter-spacing:.32em;text-transform:uppercase;color:var(--muted)}
h1,h2,h3{letter-spacing:-.02em;line-height:1.08}
h2{font-size:clamp(30px,4.6vw,48px);margin-top:12px;font-weight:700}
.section-head p:not(.eyebrow){color:var(--muted);margin-top:14px;font-size:17px}
.muted{color:var(--muted)} .small{font-size:13px}
.grad{background:linear-gradient(180deg,#fff 20%,#6d6d6d);-webkit-background-clip:text;background-clip:text;color:transparent}

/* ---------- Hero ---------- */
.hero{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:110px 0 60px}
.eye-stage{perspective:900px;width:min(460px,80vw);margin-bottom:26px}
.eye-3d{transform-style:preserve-3d;will-change:transform}
#eye{width:100%;height:auto;overflow:visible;filter:drop-shadow(0 0 22px rgba(255,255,255,.16))}
#eye .eye-bg{fill:#000}
#eye .sk{fill:none;stroke:#fff;stroke-linecap:round;stroke-linejoin:round}
#eye .pf{fill:#fff}
#lid{transform-origin:320px 150px;transform-box:view-box;transition:transform .09s ease-in}
#lid.blink{transform:scaleY(.04)}
.hero h1{font-size:clamp(40px,7.4vw,84px);font-weight:800;margin-top:14px}
.lead{max-width:640px;margin:22px auto 0;color:#a5a5a5;font-size:clamp(16px,2vw,19px)}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:34px}
.stats{list-style:none;display:flex;gap:12px;justify-content:center;flex-wrap:wrap;margin-top:56px}
.stats li{min-width:150px;padding:16px 22px;border:1px solid var(--line);border-radius:16px;background:var(--glass);backdrop-filter:blur(10px)}
.stats b{display:block;font:700 24px var(--mono)}
.stats span{font:500 11px var(--mono);letter-spacing:.15em;text-transform:uppercase;color:var(--dim)}

/* ---------- Mockup 3D ---------- */
.mock-stage{perspective:1600px;display:flex;justify-content:center}
.mock{width:min(980px,100%);border-radius:18px;border:1px solid var(--line2);background:#070707;overflow:hidden;transform-style:preserve-3d;
  transform:rotateX(14deg) rotateY(-8deg);transition:transform .25s ease-out;box-shadow:0 60px 140px rgba(0,0,0,.85),0 0 120px rgba(255,115,250,.08)}
.mock-bar{height:36px;display:flex;align-items:center;justify-content:space-between;padding:0 0 0 14px;border-bottom:1px solid var(--line);background:#0a0a0a}
.mb-logo{display:flex;align-items:center;gap:8px;font:600 10px var(--mono);letter-spacing:.3em;color:#bbb}
.mb-logo svg{width:20px;height:11px;overflow:visible}
.mb-btns{display:flex;height:100%}
.mb-btns i{width:44px;height:100%;position:relative}
.mb-btns i::before{content:"";position:absolute;left:50%;top:50%;width:9px;height:1px;background:#888;transform:translate(-50%,-50%)}
.mb-btns i.x::before,.mb-btns i.x::after{content:"";position:absolute;left:50%;top:50%;width:11px;height:1px;background:#888;transform:translate(-50%,-50%) rotate(45deg)}
.mb-btns i.x::after{transform:translate(-50%,-50%) rotate(-45deg)}
.mock-body{padding:22px;background:radial-gradient(ellipse at 30% 60%,rgba(255,115,250,.08),transparent 60%)}
.mock-search{display:flex;justify-content:space-between;align-items:center;max-width:520px;margin:0 auto;height:44px;border-radius:12px;border:1px solid var(--line);padding:0 6px 0 16px;font:500 13px var(--mono);color:#777}
.mock-search b{background:#eee;color:#000;font:700 11px var(--sans);letter-spacing:.14em;text-transform:uppercase;padding:9px 14px;border-radius:9px}
.mock-grid{display:grid;grid-template-columns:300px 1fr;gap:18px;margin-top:22px}
.mock-card{position:relative;border-radius:18px;border:1px solid rgba(255,115,250,.35);background:linear-gradient(180deg,#151515,#0b0b0b);
  padding:0 18px 18px;transform-style:preserve-3d;box-shadow:0 0 60px rgba(255,115,250,.12)}
.mc-banner{height:96px;margin:0 -18px;border-radius:17px 17px 0 0;background:linear-gradient(120deg,#ff73fa,#6b5bff 55%,#0b0b0b)}
.layer{transition:transform .25s ease-out}
.mc-avatar{width:84px;height:84px;margin-top:-44px;border-radius:50%;border:5px solid #121212;
  background:radial-gradient(circle at 35% 35%,#ffd1fb,#ff73fa 45%,#5b3bff);box-shadow:0 10px 30px rgba(0,0,0,.6)}
.mc-name{margin-top:10px}
.mc-name b{display:block;font-size:20px}
.mc-name span{font:400 12px var(--mono);color:#888}
.mc-badges{display:flex;flex-wrap:wrap;gap:5px;margin-top:12px}
.mc-badges i{font:500 10px var(--mono);font-style:normal;padding:4px 8px;border-radius:99px;border:1px solid var(--line);color:#bbb}
.mc-badges i.n{border-color:rgba(255,115,250,.45);color:#ffb3fb}
.mc-mini{display:flex;gap:8px;margin-top:14px}
.mc-mini div{flex:1;border:1px solid var(--line);border-radius:10px;padding:8px 10px}
.mc-mini b{display:block;font:600 13px var(--mono)}
.mc-mini span{font:500 9px var(--mono);letter-spacing:.14em;text-transform:uppercase;color:#555}
.mock-tabs{display:inline-flex;gap:3px;padding:3px;border:1px solid var(--line);border-radius:11px}
.mock-tabs i{font:600 10px var(--sans);font-style:normal;letter-spacing:.12em;text-transform:uppercase;color:#777;padding:7px 12px;border-radius:8px}
.mock-tabs i.on{background:#eee;color:#000}
.mock-cells{display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:12px}
.mock-cells div{border:1px solid var(--line);border-radius:11px;padding:10px 12px;background:rgba(255,255,255,.02)}
.mock-cells .wide{grid-column:1/-1}
.mock-cells span{display:block;font:500 9px var(--mono);letter-spacing:.16em;text-transform:uppercase;color:#555}
.mock-cells b{display:flex;align-items:center;gap:7px;margin-top:5px;font:500 13px var(--mono)}
.dot{width:8px;height:8px;border-radius:50%;background:#23a55a;box-shadow:0 0 10px #23a55a;animation:pulse 2s infinite}
@keyframes pulse{50%{opacity:.4}}

/* ---------- Features ---------- */
.features{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;perspective:1200px}
.feat{padding:28px;border-radius:20px;border:1px solid var(--line);background:linear-gradient(180deg,rgba(22,22,22,.75),rgba(10,10,10,.75));
  backdrop-filter:blur(10px);transform-style:preserve-3d;transition:transform .2s ease-out,border-color .3s;position:relative;overflow:hidden}
.feat::before{content:"";position:absolute;inset:0;background:radial-gradient(circle at var(--mx,50%) var(--my,0%),rgba(255,255,255,.08),transparent 45%);opacity:0;transition:opacity .3s}
.feat:hover{border-color:var(--line2)}
.feat:hover::before{opacity:1}
.ico{width:46px;height:46px;border-radius:13px;display:grid;place-items:center;font-size:21px;border:1px solid var(--line);background:rgba(255,255,255,.04)}
.feat h3{font-size:19px;margin-top:18px}
.feat p{color:var(--muted);margin-top:8px;font-size:15px}

/* ---------- Étapes ---------- */
.steps{list-style:none;display:grid;grid-template-columns:repeat(3,1fr);gap:16px;counter-reset:s}
.steps li{padding:28px;border-radius:20px;border:1px solid var(--line);background:var(--glass);position:relative}
.steps li span{font:700 13px var(--mono);color:var(--dim);letter-spacing:.2em}
.steps h3{font-size:22px;margin-top:14px}
.steps p{color:var(--muted);margin-top:8px}

/* ---------- Sécurité ---------- */
.sec-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:1px;background:var(--line);border:1px solid var(--line);border-radius:20px;overflow:hidden}
.sec-item{padding:26px;background:#080808}
.sec-item b{display:flex;align-items:center;gap:10px;font-size:16px}
.sec-item b::before{content:"";width:8px;height:8px;border-radius:2px;background:#fff;box-shadow:0 0 12px rgba(255,255,255,.6);flex:none}
.sec-item p{color:var(--muted);font-size:14.5px;margin-top:8px}

/* ---------- Créateur ---------- */
.creator-stage{perspective:1200px;display:flex;justify-content:center}
.creator{width:min(640px,100%);border-radius:24px;border:1px solid var(--line2);background:linear-gradient(180deg,#141414,#0a0a0a);
  overflow:hidden;transform-style:preserve-3d;transition:transform .2s ease-out;box-shadow:0 40px 120px rgba(0,0,0,.8),0 0 100px var(--cr-glow,rgba(255,255,255,.06))}
.cr-banner{height:130px;background:linear-gradient(120deg,var(--cr-a,#2a2a2a),var(--cr-b,#0b0b0b));position:relative}
.cr-banner::after{content:"";position:absolute;inset:0;background:radial-gradient(ellipse at 80% 0%,rgba(255,255,255,.18),transparent 60%)}
.cr-body{display:flex;gap:22px;padding:0 28px 28px;align-items:flex-start}
.cr-banner img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.cr-banner{height:170px;overflow:hidden}
.cr-banner::after{z-index:1;background:linear-gradient(180deg,transparent 40%,rgba(12,12,12,.9))!important}
.cr-avatar{flex:none;margin-top:-56px;position:relative;z-index:2}
.cr-avatar .cr-deco{position:absolute;left:-12%;top:-12%;width:124%;height:124%;pointer-events:none;border:0!important;box-shadow:none!important;background:none!important;border-radius:0!important}
.cr-tag{display:inline-flex;align-items:center;gap:5px;font:600 12px var(--mono);padding:3px 8px;border-radius:7px;border:1px solid var(--line2);color:#ddd}
.cr-tag img{width:14px;height:14px}
.cr-since{font:400 12px var(--mono);color:var(--dim);margin-top:8px}
.cr-avatar img{width:112px;height:112px;border-radius:50%;object-fit:cover;border:6px solid #111;background:#000;box-shadow:0 14px 40px rgba(0,0,0,.6)}
.cr-text{padding-top:16px;min-width:0}
.cr-text h3{font-size:28px;overflow-wrap:anywhere}
.cr-user{font:400 14px var(--mono);color:var(--muted);margin-top:4px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}
.role{font:600 10px var(--mono);letter-spacing:.12em;text-transform:uppercase;padding:4px 9px;border-radius:7px;background:#fff;color:#000}
.cr-bio{color:#b9b9b9;margin-top:14px}
.cr-actions{display:flex;gap:10px;margin-top:20px;flex-wrap:wrap}

/* ---------- Téléchargement ---------- */
.dl-card{display:grid;grid-template-columns:1.2fr 1fr;gap:30px;padding:44px;border-radius:28px;border:1px solid var(--line2);
  background:radial-gradient(ellipse at 0% 0%,rgba(255,255,255,.07),transparent 55%),linear-gradient(180deg,#121212,#090909);
  box-shadow:0 50px 140px rgba(0,0,0,.7)}
.dl-left h2{margin-top:10px}
.dl-left .muted{margin-top:10px}
.dl-left .btn{margin-top:26px}
.dl-left .small{margin-top:14px}
.dl-right{align-self:center;padding:22px;border-radius:18px;border:1px solid var(--line);background:rgba(0,0,0,.4)}
.k{font:600 10px var(--mono);letter-spacing:.24em;text-transform:uppercase;color:var(--dim)}
.hash{display:block;margin:10px 0 14px;padding:12px;font-size:12px;line-height:1.6;word-break:break-all;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:10px}
.dl-right .small{margin-top:14px}

/* ---------- FAQ ---------- */
.faq{max-width:780px;margin:0 auto;display:flex;flex-direction:column;gap:10px}
.faq details{border:1px solid var(--line);border-radius:16px;background:var(--glass);transition:border-color .3s}
.faq details[open]{border-color:var(--line2)}
.faq summary{list-style:none;cursor:pointer;padding:20px 54px 20px 22px;font-weight:600;position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:22px;top:50%;transform:translateY(-50%);font:300 24px var(--mono);color:var(--muted);transition:transform .3s var(--ease)}
.faq details[open] summary::after{transform:translateY(-50%) rotate(45deg)}
.faq details p{padding:0 22px 20px;color:var(--muted)}

/* ---------- Footer ---------- */
.foot{margin-top:130px;border-top:1px solid var(--line);padding:40px 16px 50px}
.foot-in{width:min(var(--max),100%);margin:0 auto;display:flex;flex-direction:column;align-items:center;gap:10px;text-align:center;font-size:13px;color:#777}
.logo.small{font-size:11px;color:#ccc}

.toast{position:fixed;left:50%;bottom:26px;z-index:90;transform:translate(-50%,20px);opacity:0;pointer-events:none;
  padding:11px 18px;border-radius:12px;background:#f4f4f4;color:#000;font:600 13px var(--mono);transition:all .35s var(--ease)}
.toast.show{opacity:1;transform:translate(-50%,0)}

/* ---------- Apparition au scroll ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .9s var(--ease),transform .9s var(--ease)}
.reveal.in{opacity:1;transform:none}
.mock-stage.reveal{transform:translateY(60px) scale(.96)}
.mock-stage.reveal.in{transform:none}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .features,.steps,.sec-grid{grid-template-columns:1fr 1fr}
  .mock-grid{grid-template-columns:1fr}
  .dl-card{grid-template-columns:1fr;padding:30px}
}
@media (max-width:760px){
  .links{position:fixed;top:84px;left:16px;right:16px;flex-direction:column;padding:10px;border-radius:18px;border:1px solid var(--line);
    background:rgba(10,10,10,.92);backdrop-filter:blur(16px);opacity:0;pointer-events:none;transform:translateY(-10px);transition:all .3s var(--ease)}
  .links.open{opacity:1;pointer-events:auto;transform:none}
  .links a{padding:13px 14px}
  .nav{gap:10px}
  .nav > .btn{margin-left:auto}
  .burger{display:flex}
}
@media (max-width:620px){
  section{padding-top:84px}
  .features,.steps,.sec-grid{grid-template-columns:1fr}
  .cr-body{flex-direction:column;gap:6px;padding:0 20px 22px}
  .mock-cells{grid-template-columns:1fr}
  .mock{transform:none}
  .btn.big{width:100%}
  .stats li{min-width:0;flex:1}
  .nav > .btn{display:none}
  .burger{margin-left:auto}
}
@media (prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important;scroll-behavior:auto!important}
  .reveal{opacity:1;transform:none}
}