:root{
  --bg:#0b0b0d; --bg2:#121216; --fg:#f4f4f2; --muted:#a9a9b0;
  --y:#FFD600; --y2:#ffb800; --line:rgba(255,255,255,.08);
  --r:22px;
  font-family:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--fg);line-height:1.55;overflow-x:hidden}
img{max-width:100%;display:block}
a{color:var(--y)}
a:focus-visible,button:focus-visible{outline:3px solid var(--y);outline-offset:3px;border-radius:8px}
.skip{position:absolute;left:-999px;top:8px;background:var(--y);color:#111;padding:8px 14px;border-radius:8px;z-index:100}
.skip:focus{left:8px}

.top{position:fixed;inset:0 0 auto 0;z-index:50;display:flex;justify-content:space-between;align-items:center;
  padding:14px clamp(16px,4vw,40px);background:linear-gradient(var(--bg),rgba(11,11,13,0));}
.brand{display:flex;gap:10px;align-items:center;color:var(--fg);text-decoration:none;font-weight:700;letter-spacing:.01em}
.brand img{border-radius:9px}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;background:rgba(255,255,255,.04)}
.lang button{font:inherit;font-size:14px;font-weight:600;color:var(--muted);background:none;border:0;padding:8px 14px;min-width:48px;min-height:40px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--y);color:#111}

.hero{position:relative;min-height:100svh;display:grid;place-items:center;text-align:center;overflow:hidden;isolation:isolate;padding:96px 20px 64px}
.aurora{position:absolute;inset:-20%;z-index:-1;pointer-events:none;
  transform:translate3d(0,calc(var(--p,0) * 12%),0) scale(calc(1 + var(--p,0) * .15));opacity:calc(1 - var(--p,0) * .9)}
.aurora .a{position:absolute;border-radius:50%;filter:blur(60px);will-change:transform}
.a1{width:60vmax;height:38vmax;left:8%;top:22%;background:radial-gradient(closest-side,rgba(255,214,0,.62),rgba(255,214,0,.18) 55%,transparent);animation:drift1 22s ease-in-out infinite alternate}
.a2{width:52vmax;height:30vmax;right:4%;top:34%;background:radial-gradient(closest-side,rgba(255,140,0,.5),rgba(255,140,0,.12) 55%,transparent);animation:drift2 28s ease-in-out infinite alternate}
.a3{width:46vmax;height:26vmax;left:30%;top:48%;background:radial-gradient(closest-side,rgba(110,160,255,.28),transparent);animation:drift3 34s ease-in-out infinite alternate}
.grain{position:absolute;inset:0;background:linear-gradient(180deg,rgba(11,11,13,.55) 0%,rgba(11,11,13,0) 35%,rgba(11,11,13,0) 65%,var(--bg) 92%)}
@keyframes drift1{from{transform:translate3d(-6%,-4%,0) rotate(-8deg) scale(1)}to{transform:translate3d(10%,6%,0) rotate(10deg) scale(1.15)}}
@keyframes drift2{from{transform:translate3d(8%,4%,0) rotate(6deg)}to{transform:translate3d(-12%,-6%,0) rotate(-12deg) scale(1.2)}}
@keyframes drift3{from{transform:translate3d(0,8%,0) scale(.9)}to{transform:translate3d(-8%,-10%,0) scale(1.1)}}

.hero-in{max-width:880px;transform:translate3d(0,calc(var(--p,0) * -60px),0);opacity:calc(1 - var(--p,0) * 1.2)}
.hero-icon{margin:0 auto 22px;border-radius:24px;box-shadow:0 0 0 1px rgba(255,214,0,.25),0 20px 60px rgba(255,214,0,.18)}
h1{font-size:clamp(44px,9vw,104px);line-height:1;margin:0 0 18px;font-weight:800;letter-spacing:-.03em}
.settle{animation:settle 1.6s cubic-bezier(.2,.7,.1,1) both}
@keyframes settle{from{opacity:0;transform:translateY(.35em) scale(.98);letter-spacing:.04em;filter:blur(10px)}to{opacity:1;transform:none;letter-spacing:-.03em;filter:blur(0)}}
.lead{font-size:clamp(18px,2.4vw,24px);color:#e4e4e0;max-width:640px;margin:0 auto 32px}
.cta{display:inline-flex;align-items:center;gap:10px;min-height:52px;padding:14px 26px;border-radius:999px;background:var(--y);color:#111;font-weight:700;text-decoration:none;
  box-shadow:0 10px 40px rgba(255,214,0,.25);transition:transform .2s,box-shadow .2s}
.cta:hover{transform:translateY(-2px);box-shadow:0 16px 50px rgba(255,214,0,.35)}
.scroll-hint{position:absolute;bottom:22px;left:50%;width:22px;height:36px;margin-left:-11px;border:2px solid rgba(255,255,255,.3);border-radius:12px}
.scroll-hint::after{content:"";position:absolute;left:50%;top:7px;width:4px;height:8px;margin-left:-2px;border-radius:2px;background:var(--y);animation:hint 1.8s ease-in-out infinite}
@keyframes hint{0%{opacity:0;transform:translateY(0)}40%{opacity:1}100%{opacity:0;transform:translateY(12px)}}

section{padding:clamp(56px,10vw,120px) clamp(20px,5vw,48px)}
h2{font-size:clamp(28px,4.4vw,48px);line-height:1.1;letter-spacing:-.02em;margin:0 0 28px}
.intro{max-width:920px;margin:0 auto;text-align:center;padding-top:clamp(40px,8vw,96px)}
.intro p{font-size:clamp(20px,2.8vw,30px);line-height:1.4;margin:0;color:#ededea}

.features{max-width:1180px;margin:0 auto}
.grid{list-style:none;margin:0;padding:0;display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:18px}
.card{position:relative;background:linear-gradient(180deg,rgba(255,255,255,.05),rgba(255,255,255,.015));border:1px solid var(--line);border-radius:var(--r);padding:26px;overflow:hidden}
.card::before{content:"";position:absolute;inset:-1px;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(255,214,0,.5),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;opacity:.6;pointer-events:none}
.card h3{margin:14px 0 6px;font-size:20px}
.card p{margin:0;color:#c9c9c4}
.card p::first-letter{text-transform:uppercase}
.ico{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:14px;background:rgba(255,214,0,.12)}
.ico svg{width:26px;height:26px;fill:none;stroke:var(--y);stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}

.screens{padding-left:0;padding-right:0}
.screens h2{padding:0 clamp(20px,5vw,48px);max-width:1180px;margin:0 auto 32px}
.track{display:flex;gap:22px;overflow-x:auto;scroll-snap-type:x mandatory;padding:10px clamp(20px,5vw,48px) 24px;scrollbar-width:none}
.track::-webkit-scrollbar{display:none}
.track:focus-visible{outline:3px solid var(--y);outline-offset:-3px}
.phone{flex:0 0 auto;width:min(70vw,300px);margin:0;scroll-snap-align:center;border-radius:28px;padding:7px;background:#1b1b20;
  box-shadow:0 0 0 1px rgba(255,255,255,.08),0 30px 70px rgba(0,0,0,.55);transform:perspective(900px) rotateY(var(--ry,0deg)) translateZ(var(--tz,0px));transition:transform .2s linear}
.phone img{border-radius:22px;width:100%;height:auto;aspect-ratio:9/16;object-fit:cover;background:#222}

@media (min-width:900px) and (min-height:760px){
  .screens.pinned{height:280vh;padding-top:0;padding-bottom:0}
  .screens.pinned .pin{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;justify-content:center;overflow:hidden}
  .screens.pinned .track{overflow:visible;scroll-snap-type:none;will-change:transform;transform:translate3d(var(--tx,0px),0,0)}
}

.duo{max-width:1180px;margin:0 auto;display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:clamp(24px,5vw,64px)}
.duo h2{font-size:clamp(24px,3vw,34px);margin-bottom:12px}
.duo p{color:#cfcfca;margin:0;font-size:17px}

.final{text-align:center;position:relative}
.final img{margin:0 auto 18px;border-radius:18px}
.final::before{content:"";position:absolute;left:50%;top:50%;width:min(700px,90vw);height:320px;transform:translate(-50%,-50%);background:radial-gradient(closest-side,rgba(255,214,0,.16),transparent);z-index:-1;filter:blur(30px)}

.foot{border-top:1px solid var(--line);padding:28px 20px 40px;text-align:center;font-size:15px;color:var(--muted)}
.foot p{margin:6px 0}
.foot a{color:var(--fg)}
.muted{color:#8a8a90}

.js .reveal{opacity:0;transform:translateY(28px);transition:opacity .8s ease,transform .8s cubic-bezier(.2,.7,.1,1)}
.js .reveal.in{opacity:1;transform:none}
.js .grid .card.reveal:nth-child(2){transition-delay:.06s}
.js .grid .card.reveal:nth-child(3){transition-delay:.12s}
.js .grid .card.reveal:nth-child(4){transition-delay:.18s}
.js .grid .card.reveal:nth-child(5){transition-delay:.24s}
.js .grid .card.reveal:nth-child(6){transition-delay:.3s}

@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation:none !important;transition:none !important}
  .aurora,.hero-in{transform:none !important;opacity:1 !important}
  .js .reveal{opacity:1;transform:none}
  .phone{transform:none !important}
  .scroll-hint{display:none}
}