:root{
  --bg:#eef5ff;
  --bg2:#f9fbff;
  --card:#ffffff;
  --text:#182133;
  --muted:#5e6b85;
  --blue:#2f80ed;
  --blue2:#65a8ff;
  --line:#d9e8ff;
  --shadow:0 18px 45px rgba(47,128,237,.14);
  --radius:26px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:
    radial-gradient(circle at top right, rgba(101,168,255,.20), transparent 28%),
    radial-gradient(circle at left 10%, rgba(47,128,237,.10), transparent 30%),
    linear-gradient(180deg, var(--bg2), var(--bg));
  line-height:1.6;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px, calc(100% - 32px)); margin:0 auto}
.topbar{
  position:sticky; top:0; z-index:30;
  backdrop-filter: blur(12px);
  background:rgba(255,255,255,.72);
  border-bottom:1px solid rgba(217,232,255,.9);
}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 0}
.brand{display:flex;align-items:center;gap:14px;font-weight:800}
.brand img{width:110px;height:auto}
.menu{display:flex;flex-wrap:wrap;gap:10px;align-items:center}
.menu a{
  padding:11px 16px;border-radius:999px;background:#fff;border:1px solid var(--line);
  font-size:14px;color:#2d3b56; transition:.22s ease; box-shadow:0 4px 18px rgba(47,128,237,.05)
}
.menu a:hover{transform:translateY(-2px);box-shadow:0 8px 26px rgba(47,128,237,.12)}
.menu .cta{background:linear-gradient(135deg,var(--blue),var(--blue2));color:#fff;border:0}

.hero{padding:58px 0 26px}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:28px;align-items:center}
.panel{
  background:rgba(255,255,255,.78);
  border:1px solid rgba(217,232,255,.95);
  border-radius:34px;
  box-shadow:var(--shadow);
}
.hero-copy{padding:42px}
.kicker{
  display:inline-flex;align-items:center;gap:8px;padding:10px 14px;border-radius:999px;
  background:#fff;border:1px solid var(--line);color:var(--blue);font-weight:700;font-size:14px
}
h1{font-size:clamp(34px,5vw,62px);line-height:1.02;margin:18px 0 18px;letter-spacing:-.03em}
.lead{font-size:clamp(18px,2.4vw,22px);color:#32415f;margin:0 0 20px}
.sublead{color:var(--muted);font-size:17px;margin:0 0 22px}
.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  min-height:52px;padding:0 22px;border-radius:18px;border:1px solid var(--line);
  background:#fff;font-weight:700;color:#1f2f4f;transition:.24s ease; box-shadow:0 6px 20px rgba(47,128,237,.08)
}
.btn:hover{transform:translateY(-2px)}
.btn.primary{background:linear-gradient(135deg,var(--blue),var(--blue2)); color:#fff; border-color:transparent}
.btn.ghost{background:rgba(255,255,255,.68)}
.hero-side{padding:28px; position:relative; overflow:hidden}
.hero-side:before{
  content:""; position:absolute; inset:-20% 10% auto auto; width:260px; height:260px; border-radius:50%;
  background:radial-gradient(circle, rgba(47,128,237,.18), transparent 60%);
}
.mini-device{
  position:relative;
  background:linear-gradient(180deg,#fdfefe,#eef5ff);
  border:1px solid var(--line); border-radius:30px; padding:16px;
}
.device-head{display:flex;align-items:center;justify-content:space-between;padding:6px 6px 12px 6px}
.logo-line{display:flex;justify-content:center}
.logo-line img{width:122px}
.link-card{
  background:#fff;border:1px solid var(--line); border-radius:22px; padding:16px; box-shadow:0 12px 28px rgba(47,128,237,.08)
}
.link-card h3{margin:0 0 10px;font-size:20px}
.copy-row{
  display:grid; grid-template-columns:1fr auto auto; gap:10px; align-items:center;
  padding:12px 0; border-top:1px solid #eef4ff
}
.copy-row:first-of-type{border-top:0}
.copy-url{
  font-weight:700; color:#1f2f4f; overflow-wrap:anywhere
}
.badge{
  padding:8px 12px; border-radius:999px; background:#eef5ff; color:var(--blue); font-weight:700; font-size:13px
}
.icon-btn{
  width:42px;height:42px;border-radius:14px;border:1px solid var(--line);background:#fff;cursor:pointer;
  display:grid;place-items:center;font-size:16px;transition:.2s ease
}
.icon-btn:hover{transform:translateY(-1px);box-shadow:0 8px 18px rgba(47,128,237,.12)}
.note{font-size:13px;color:var(--muted);margin-top:10px}
.stat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:18px 0 10px}
.stat{
  background:#fff;border:1px solid var(--line); border-radius:22px;padding:18px
}
.stat strong{display:block;font-size:28px;line-height:1}
.stat span{display:block;color:var(--muted);margin-top:8px;font-size:14px}
.section{padding:34px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:18px}
.section-head h2{font-size:clamp(28px,3vw,40px);line-height:1.1;margin:0}
.section-head p{margin:0;color:var(--muted);max-width:700px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.card{
  background:rgba(255,255,255,.9);border:1px solid var(--line);border-radius:28px;padding:24px;box-shadow:var(--shadow)
}
.card h3{margin:0 0 10px;font-size:24px}
.card p{margin:0;color:var(--muted)}
.card ul{margin:12px 0 0;padding-left:18px;color:#31415f}
.card li+li{margin-top:8px}
.blue-card{
  background:linear-gradient(180deg,#ffffff,#f2f8ff);
}
.page-hero{
  padding:42px 0 18px;
}
.page-hero .panel{padding:34px}
.breadcrumbs{
  display:flex; gap:10px; flex-wrap:wrap; color:var(--muted); font-size:14px; margin-bottom:12px
}
.text-col{display:grid;grid-template-columns:1.08fr .92fr;gap:22px;align-items:start}
.prose{
  background:#fff;border:1px solid var(--line);border-radius:28px;padding:28px; box-shadow:var(--shadow)
}
.prose h2{margin:0 0 14px;font-size:30px}
.prose h3{margin:18px 0 10px;font-size:24px}
.prose p,.prose li{color:#33415d}
.faq details{
  background:#fff;border:1px solid var(--line);border-radius:22px;padding:18px 20px;
}
.faq details+details{margin-top:12px}
.faq summary{cursor:pointer;font-weight:800}
.feature-list{display:grid;gap:14px}
.feature{
  display:flex; gap:14px; align-items:flex-start; background:#fff; border:1px solid var(--line);
  border-radius:22px; padding:16px 18px; box-shadow:0 10px 20px rgba(47,128,237,.06)
}
.feature .num{
  width:40px;height:40px;flex:0 0 40px;border-radius:14px;
  display:grid;place-items:center;background:#eef5ff;color:var(--blue);font-weight:900
}
.cta-band{
  margin:40px 0 10px; padding:28px; border-radius:32px;
  background:linear-gradient(135deg, rgba(47,128,237,.12), rgba(101,168,255,.16));
  border:1px solid var(--line); box-shadow:var(--shadow)
}
.cta-band h2{margin:0 0 8px;font-size:34px}
.footer{padding:32px 0 40px;color:#52627f}
.footer-inner{
  background:rgba(255,255,255,.82);border:1px solid var(--line);border-radius:26px;padding:22px 24px
}
.footer-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:12px}
.tag{
  display:inline-flex;padding:8px 12px;border-radius:999px;background:#fff;border:1px solid var(--line)
}
.toast{
  position:fixed; right:16px; bottom:16px; z-index:80;
  background:#182133; color:#fff; padding:12px 16px; border-radius:16px; opacity:0; transform:translateY(8px);
  transition:.25s ease; pointer-events:none;
}
.toast.show{opacity:1; transform:translateY(0)}
@media (max-width: 980px){
  .hero-grid,.text-col,.grid-3{grid-template-columns:1fr}
  .hero{padding-top:28px}
  .hero-copy,.hero-side{padding:22px}
}
@media (max-width: 700px){
  .menu{display:none}
  .stat-grid{grid-template-columns:1fr}
  .copy-row{grid-template-columns:1fr auto;grid-template-areas:"url copy" "meta copy"}
  .copy-row .copy-url{grid-area:url}
  .copy-row .badge{grid-area:meta; width:max-content}
  .copy-row .icon-btn{grid-area:copy}
}

.copy-label{font-size:12px;font-weight:700;color:#2f80ed;margin-bottom:4px}
.copy-actions{display:flex;align-items:center;gap:10px;justify-self:end}
.quick-links{display:flex;flex-wrap:wrap;gap:12px;margin-top:18px}
.quick-links .btn{min-width:200px;text-align:center}