:root{
  --bg:#0a0d1a;
  --bg2:#111633;
  --card:rgba(255,255,255,.05);
  --line:rgba(255,255,255,.12);
  --text:#eef1ff;
  --muted:#a9b2d6;
  --p1:#ff4d8d;
  --p2:#7c5cff;
  --p3:#22d3ee;
  --p4:#ffd166;
  --radius:20px;
}

*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  font-family:"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  background:var(--bg);
  color:var(--text);
  line-height:1.75;
  overflow-x:hidden;
}
.wrap{width:min(1140px,92%);margin:0 auto}
a{color:inherit;text-decoration:none}

/* ---------- HEADER ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(10,13,26,.78);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line);
}
.header-inner{display:flex;align-items:center;gap:18px;padding:14px 0}
.logo{
  display:flex;align-items:center;gap:10px;
  font-size:1.35rem;font-weight:800;letter-spacing:-.5px;
  flex-shrink:0;
}
.logo-mark{
  width:34px;height:34px;border-radius:11px;
  display:grid;place-items:center;
  background:linear-gradient(135deg,var(--p1),var(--p2) 55%,var(--p3));
  font-size:1rem;color:#fff;
  box-shadow:0 8px 22px rgba(124,92,255,.45);
  animation:pulse 4s ease-in-out infinite;
}
@keyframes pulse{0%,100%{transform:translateY(0) rotate(0)}50%{transform:translateY(-3px) rotate(-6deg)}}
.nav{margin-left:auto;display:flex;gap:6px;overflow-x:auto;scrollbar-width:none}
.nav::-webkit-scrollbar{display:none}
.nav a{
  padding:8px 14px;border-radius:999px;
  font-size:.93rem;color:var(--muted);
  white-space:nowrap;transition:.3s ease;
}
.nav a:hover{color:#fff;background:linear-gradient(135deg,rgba(255,77,141,.25),rgba(124,92,255,.25));transform:translateY(-2px)}

/* ---------- HERO ---------- */
.hero{position:relative;padding:90px 0 70px;overflow:hidden}
.hero-inner{position:relative;z-index:2;max-width:900px}
.kicker{
  display:inline-block;text-transform:uppercase;letter-spacing:2px;
  font-size:.74rem;color:var(--p3);border:1px solid rgba(34,211,238,.4);
  padding:6px 14px;border-radius:999px;margin-bottom:22px;
}
h1{
  font-size:clamp(2rem,5.2vw,3.5rem);line-height:1.15;font-weight:800;
  letter-spacing:-1px;margin-bottom:22px;
  background:linear-gradient(100deg,#fff 20%,var(--p1) 55%,var(--p3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
  animation:rise .9s ease both;
}
.lead{font-size:1.09rem;color:var(--muted);max-width:780px;animation:rise 1.1s ease both}
.hero-btns{display:flex;flex-wrap:wrap;gap:14px;margin:32px 0 26px;animation:rise 1.3s ease both}
.btn{
  padding:14px 28px;border-radius:999px;font-weight:700;font-size:.97rem;
  transition:.35s cubic-bezier(.2,.8,.2,1);display:inline-block;
}
.btn-primary{background:linear-gradient(135deg,var(--p1),var(--p2));color:#fff;box-shadow:0 14px 34px rgba(255,77,141,.32)}
.btn-primary:hover{transform:translateY(-4px) scale(1.03);box-shadow:0 20px 44px rgba(124,92,255,.45)}
.btn-ghost{border:1px solid var(--line);color:var(--text)}
.btn-ghost:hover{border-color:var(--p3);color:var(--p3);transform:translateY(-4px)}
.chips{list-style:none;display:flex;flex-wrap:wrap;gap:10px}
.chips li{
  font-size:.82rem;color:var(--muted);
  padding:6px 14px;border-radius:999px;background:var(--card);border:1px solid var(--line);
  transition:.3s
}
.chips li:hover{color:#fff;border-color:var(--p4);transform:translateY(-3px)}
.blob{position:absolute;border-radius:50%;filter:blur(90px);opacity:.5;z-index:1}
.blob-1{width:420px;height:420px;background:var(--p2);top:-120px;right:-80px;animation:float 14s ease-in-out infinite}
.blob-2{width:340px;height:340px;background:var(--p1);bottom:-140px;left:-90px;animation:float 18s ease-in-out infinite reverse}
.blob-3{width:260px;height:260px;background:var(--p3);top:120px;left:45%;animation:float 22s ease-in-out infinite}
@keyframes float{0%,100%{transform:translate(0,0)}50%{transform:translate(40px,-40px)}}
@keyframes rise{from{opacity:0;transform:translateY(26px)}to{opacity:1;transform:none}}

/* ---------- SECTIONS ---------- */
.section{padding:74px 0;position:relative}
.section.alt{background:linear-gradient(180deg,var(--bg2),var(--bg));border-block:1px solid var(--line)}
h2{
  font-size:clamp(1.5rem,3.4vw,2.25rem);line-height:1.25;font-weight:800;
  letter-spacing:-.6px;margin-bottom:20px;padding-left:18px;position:relative;
}
h2::before{
  content:"";position:absolute;left:0;top:.18em;bottom:.18em;width:6px;border-radius:6px;
  background:linear-gradient(180deg,var(--p1),var(--p3));
}
h3{font-size:1.16rem;font-weight:700;margin:22px 0 10px;color:#fff}
p{color:var(--muted);margin-bottom:14px}
.note{
  border-left:3px solid var(--p4);background:rgba(255,209,102,.08);
  padding:14px 18px;border-radius:0 14px 14px 0;color:#f3e6c4;
}

/* cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(270px,1fr));gap:20px;margin-top:26px}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px 24px;transition:.4s cubic-bezier(.2,.8,.2,1);position:relative;overflow:hidden;
}
.card::after{
  content:"";position:absolute;inset:0;opacity:0;transition:.4s;
  background:linear-gradient(135deg,rgba(255,77,141,.14),rgba(34,211,238,.12));
}
.card:hover{transform:translateY(-8px);border-color:rgba(124,92,255,.6);box-shadow:0 22px 44px rgba(0,0,0,.42)}
.card:hover::after{opacity:1}
.card h3,.card p{position:relative;z-index:2;margin-top:0}

/* lists */
.list{list-style:none;margin:8px 0 16px;counter-reset:n}
.list li{
  position:relative;padding:9px 0 9px 34px;color:var(--muted);
  border-bottom:1px dashed rgba(255,255,255,.08);transition:.3s
}
.list li:hover{color:#fff;padding-left:40px}
.list li::before{
  content:"→";position:absolute;left:6px;color:var(--p3);font-weight:700
}
.list.numbered li::before{counter-increment:n;content:counter(n);color:var(--p1)}

/* FAQ */
details{
  background:var(--card);border:1px solid var(--line);border-radius:16px;
  padding:16px 20px;margin-bottom:12px;transition:.35s
}
details:hover{border-color:rgba(255,77,141,.5)}
details[open]{background:rgba(124,92,255,.1)}
summary{
  cursor:pointer;font-weight:700;color:#fff;list-style:none;
  display:flex;justify-content:space-between;gap:14px;align-items:center
}
summary::-webkit-details-marker{display:none}
summary::after{content:"+";color:var(--p3);font-size:1.4rem;transition:.35s}
details[open] summary::after{transform:rotate(135deg)}
details p{margin:12px 0 0}

/* ---------- FOOTER ---------- */
.site-footer{background:#070a14;border-top:1px solid var(--line);padding:56px 0 22px}
.footer-grid{display:grid;grid-template-columns:1.5fr 1fr 1fr;gap:34px}
.footer-logo{margin-bottom:14px}
.site-footer h3{font-size:1rem;margin-top:0}
.site-footer ul{list-style:none}
.site-footer li{color:var(--muted);font-size:.93rem;padding:5px 0;transition:.3s}
.site-footer li:hover{color:var(--p3);transform:translateX(4px)}
.footer-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:18px}
.footer-bottom p{font-size:.85rem;margin:0}

/* ---------- MOBILE ---------- */
@media (max-width:900px){
  .footer-grid{grid-template-columns:1fr 1fr}
}
@media (max-width:680px){
  .header-inner{flex-direction:column;align-items:flex-start;gap:10px}
  .nav{margin-left:0;width:100%;padding-bottom:4px}
  .hero{padding:56px 0 48px}
  .section{padding:54px 0}
  h2{padding-left:14px}
  .footer-grid{grid-template-columns:1fr;gap:26px}
  .btn{width:100%;text-align:center}
  .blob{filter:blur(70px);opacity:.38}
}
@media (prefers-reduced-motion:reduce){
  *{animation:none!important;transition:none!important}
}