:root{
  --bg:#ffffff; --bg2:#f5f6fb; --card:#ffffff; --card2:#f3effd;
  --text:#212121; --muted:#5f6470; --line:rgba(33,33,33,.10);
  --primary:#6823d1;
  --shadow:0 10px 30px rgba(104,35,209,.08);
  --grad:linear-gradient(180deg,#7a67f2 0%,#6823d1 100%);
  --grad-soft:linear-gradient(135deg,#7a67f2,#6823d1);
  --radius:18px; --maxw:1180px;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  font-family:'Inter',system-ui,-apple-system,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
  background:var(--bg); color:var(--text); line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 24px}
section{padding:80px 0}
h1,h2,h3{line-height:1.15;font-weight:700;letter-spacing:-.02em}
h1{font-size:clamp(38px,6vw,64px)}
h2{font-size:clamp(28px,4vw,42px)}
h3{font-size:20px}
p{color:var(--muted)}
.grad-text{background:var(--grad-soft);-webkit-background-clip:text;background-clip:text;color:transparent}
.center{text-align:center}
.muted{color:var(--muted)}

/* buttons */
.btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:14px 28px;border-radius:50px;font-weight:600;font-size:15px;
  cursor:pointer;border:none;transition:transform .2s ease,opacity .2s ease;
}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--grad);color:#fff}
.btn-ghost{background:transparent;border:1px solid var(--line);color:var(--text)}
.btn-lg{padding:18px 40px;font-size:17px}

/* header */
header.site{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.85);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:72px}
.logo{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px}
.logo-img{height:30px;width:auto;display:block}
.menu{display:flex;align-items:center;gap:32px}
.menu a{color:var(--muted);font-size:15px;font-weight:500;transition:color .2s}
.menu a:hover{color:var(--text)}
.nav-cta{display:flex;align-items:center;gap:16px}
.burger{display:none;background:none;border:none;color:var(--text);font-size:26px;cursor:pointer}

/* hero */
.hero{text-align:center;padding:110px 0 90px;position:relative;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;z-index:-1;
  background:radial-gradient(60% 50% at 50% 0%,rgba(104,35,209,.14),transparent 70%);
}
.hero p.lead{font-size:clamp(17px,2.2vw,21px);max-width:680px;margin:24px auto 36px}
.hero .cta-row{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

/* steps */
.steps{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.step{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:32px;position:relative;box-shadow:var(--shadow);
}
.step .num{
  width:44px;height:44px;border-radius:12px;background:var(--grad);color:#fff;
  display:flex;align-items:center;justify-content:center;font-weight:700;margin-bottom:18px;
}
.step h3{margin-bottom:8px}

/* feature rows */
.frow{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.frow.rev .ftext{order:2}
.fart{
  background:var(--card2);border:1px solid var(--line);border-radius:var(--radius);
  min-height:300px;display:flex;align-items:center;justify-content:center;box-shadow:var(--shadow);
  background-image:radial-gradient(40% 60% at 70% 30%,rgba(104,35,209,.12),transparent);
}
.fart svg{width:120px;height:120px;opacity:.85}
.ftext h2{margin-bottom:14px}
.ftext .btn{margin-top:22px}

/* grids */
.section-head{text-align:center;max-width:640px;margin:0 auto 56px}
.section-head h2{margin-bottom:12px}
.grid{display:grid;gap:20px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-4{grid-template-columns:repeat(4,1fr)}
.card{
  background:var(--card);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;transition:transform .2s,border-color .2s,box-shadow .2s;box-shadow:var(--shadow);
}
.card:hover{transform:translateY(-4px);border-color:rgba(104,35,209,.4);box-shadow:0 16px 36px rgba(104,35,209,.14)}
.card .ic{
  width:46px;height:46px;border-radius:12px;background:var(--card2);
  display:flex;align-items:center;justify-content:center;margin-bottom:16px;color:var(--primary);
}
.card h3{font-size:17px;margin-bottom:6px}
.card p{font-size:14px}

/* alt section bg */
.alt{background:var(--bg2)}

/* why section */
.why-title{margin-bottom:36px}
.why-list{display:grid;gap:26px}
.why-item h3{color:var(--primary);margin-bottom:4px}
.why-item p{font-size:15px;color:var(--text)}
.why-art{flex-direction:column;gap:20px;text-align:center;padding:40px}
.why-logo{height:42px;width:auto}
.why-art p{color:var(--text);font-weight:700;font-size:22px;line-height:1.3}

/* CTA band */
.cta-band{
  text-align:center;border-radius:28px;padding:64px 32px;margin:0 24px;
  background:var(--grad-soft);
}
.cta-band h2{color:#fff;margin-bottom:24px}
.cta-band .btn{background:#fff;color:#3a1b8a}

/* FAQ / legal */
.faq{max-width:none;margin:0;display:grid;gap:48px}
.qa{background:none;border:none;border-radius:0;padding:0}
.qa h3{margin-bottom:14px;font-size:24px;color:var(--text)}
.qa p{font-size:17px;line-height:1.7}
.legal{max-width:820px;margin:0 auto}
.legal h2{margin:36px 0 12px;font-size:24px}
.legal p{margin-bottom:14px}
.legal ul{margin:0 0 14px;padding-left:22px;list-style:disc}
.legal li{margin-bottom:8px;line-height:1.6}
.legal a{color:var(--primary);text-decoration:underline}
.legal .updated{color:var(--muted);font-size:14px;margin-bottom:8px}
.page-hero{text-align:center;padding:90px 0 30px}

/* footer */
footer.site{background:#1e1e1e;color:#fff;padding:60px 0 44px;text-align:center}
.foot-nav{display:flex;justify-content:center;flex-wrap:wrap;gap:20px 40px;margin-bottom:44px}
.foot-nav a{color:#fff;font-size:15px;font-weight:600;transition:color .2s}
.foot-nav a:hover{color:#a55bff}
.foot-logo{display:inline-block;margin-bottom:24px}
.foot-logo img{height:34px;width:auto;display:block}
.copy{color:#9e9e9e;font-size:14px;line-height:1.7}
.entity-img{display:inline-block;height:15px;width:auto;max-width:100%;margin-top:6px;vertical-align:middle;user-select:none;-webkit-user-select:none;-moz-user-select:none;pointer-events:none}
.entity-img-dark{display:inline-block;height:16px;width:auto;max-width:100%;vertical-align:-3px;user-select:none;-webkit-user-select:none;-moz-user-select:none;pointer-events:none}

@media(max-width:900px){
  .steps,.grid-4{grid-template-columns:repeat(2,1fr)}
  .grid-3{grid-template-columns:repeat(2,1fr)}
  .frow{grid-template-columns:1fr;gap:28px}
  .frow.rev .ftext{order:0}
  .menu{display:none}
  .burger{display:block}
}
@media(max-width:560px){
  .steps,.grid-3,.grid-4{grid-template-columns:1fr}
  section{padding:60px 0}
}