@charset "utf-8";

:root{
  --primary:#0b6bcb;
  --primary-dark:#084b91;
  --primary-soft:#eaf4ff;
  --accent:#19a974;
  --accent-soft:#e9f9f1;
  --warning:#f2a900;
  --page:#f5f8fc;
  --surface:#ffffff;
  --surface-2:#f8fbff;
  --text:#162033;
  --muted:#5f6f85;
  --border:#dce6f2;
  --shadow:0 12px 30px rgba(24,55,90,.08);
  --radius:18px;
  --max:1120px;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Arial,sans-serif;
  background:var(--page);
  color:var(--text);
  line-height:1.7;
}
body:before{
  content:"";
  display:block;
  height:4px;
  background:linear-gradient(90deg,var(--primary),#32b6ff,var(--accent));
}
a{color:var(--primary);transition:.2s ease}
a:hover{color:var(--primary-dark)}

header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.94);
  backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.navbar{
  max-width:var(--max);margin:auto;padding:14px 22px;
  display:flex;align-items:center;justify-content:space-between;gap:20px;
}
.logo{
  display:flex;align-items:center;gap:10px;color:var(--text);
  font-size:21px;font-weight:850;text-decoration:none;white-space:nowrap;
  letter-spacing:-.4px;
}
.logo:before{
  content:"✓";display:grid;place-items:center;width:34px;height:34px;
  border-radius:10px;background:linear-gradient(135deg,var(--primary),#2da7ff);
  color:#fff;font-size:19px;box-shadow:0 6px 14px rgba(11,107,203,.22);
}
.menu{list-style:none;margin:0;padding:0;display:flex;align-items:center;justify-content:flex-end;gap:4px;flex-wrap:wrap}
.menu li{margin:0}
.menu a{
  display:block;color:var(--muted);text-decoration:none;font-size:14px;font-weight:700;
  padding:9px 11px;border-radius:10px;
}
.menu a:hover,.menu a.active{background:var(--primary-soft);color:var(--primary)}

.hero{
  position:relative;overflow:hidden;text-align:center;
  padding:76px 20px 68px;
  background:
    radial-gradient(circle at 15% 20%,rgba(50,182,255,.16),transparent 28%),
    radial-gradient(circle at 85% 10%,rgba(25,169,116,.13),transparent 25%),
    linear-gradient(135deg,#f7fbff,#eaf4ff);
  border-bottom:1px solid var(--border);
}
.hero:after{
  content:"";position:absolute;width:260px;height:260px;border:30px solid rgba(11,107,203,.05);
  border-radius:50%;right:-90px;bottom:-140px;
}
.hero h1{position:relative;z-index:1;max-width:900px;margin:0 auto 12px;color:var(--text);font-size:clamp(32px,5vw,52px);line-height:1.12;letter-spacing:-1.5px}
.hero p{position:relative;z-index:1;max-width:760px;margin:0 auto;color:var(--muted);font-size:17px}
.cta{
  position:relative;z-index:1;display:inline-flex;align-items:center;gap:8px;margin-top:24px;
  background:var(--primary);color:#fff;padding:13px 20px;border-radius:12px;text-decoration:none;
  font-weight:800;box-shadow:0 10px 22px rgba(11,107,203,.2);
}
.cta:hover{background:var(--primary-dark);color:#fff;transform:translateY(-1px)}

.container,.content{max-width:var(--max);margin:0 auto;padding:54px 22px}
.content{
  max-width:920px;
  margin:38px auto;
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}
.content h1,.content h2{color:var(--text)}
.content h1{margin-top:0;font-size:34px;letter-spacing:-.7px}
.content h2{margin-top:34px;font-size:23px}
.content li{margin-bottom:7px}

.grid{
  max-width:var(--max);margin:0 auto;padding:48px 22px;
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px;
}
.card{
  display:block;background:var(--surface);padding:25px;border:1px solid var(--border);
  border-radius:var(--radius);color:var(--text);text-decoration:none;
  box-shadow:var(--shadow);transition:transform .2s ease,box-shadow .2s ease,border-color .2s ease;
}
.card:hover{color:var(--text);text-decoration:none;transform:translateY(-4px);box-shadow:0 18px 38px rgba(24,55,90,.12);border-color:#c7dbf1}
.card h2{margin:0 0 9px;color:var(--primary);font-size:20px;line-height:1.3}
.card p{margin:0;color:var(--muted)}
.card li{margin-bottom:6px}
.card.tips{border-top:4px solid var(--accent);border-left:1px solid var(--border)}
.card.tips h2{color:var(--accent)}

.section-title{max-width:var(--max);margin:0 auto;padding:50px 22px 0}
.section-title h2{margin:0;font-size:28px;letter-spacing:-.6px}
.section-title p{margin:5px 0 0;color:var(--muted)}

.badge{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border-radius:999px;background:var(--primary-soft);color:var(--primary);
  font-size:12px;font-weight:850;text-transform:uppercase;letter-spacing:.5px;margin-bottom:13px;
}
.stat-strip{
  max-width:var(--max);margin:-28px auto 0;padding:0 22px;position:relative;z-index:2;
}
.stats{
  display:grid;grid-template-columns:repeat(3,1fr);background:var(--surface);
  border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);overflow:hidden;
}
.stat{padding:20px;text-align:center;border-right:1px solid var(--border)}
.stat:last-child{border-right:0}
.stat strong{display:block;font-size:25px;color:var(--primary)}
.stat span{font-size:13px;color:var(--muted)}

.callout{
  margin:28px 0;padding:20px 22px;border-radius:14px;background:var(--accent-soft);
  border:1px solid #c9eedc;
}
.callout strong{color:#087c50}

.faq{display:grid;gap:12px;margin-top:25px}
.faq details{background:var(--surface-2);border:1px solid var(--border);border-radius:12px;padding:14px 17px}
.faq summary{cursor:pointer;font-weight:800;color:var(--text)}

footer{
  margin-top:30px;padding:34px 22px;background:#10233b;color:#dce8f5;text-align:center;
}
footer p{margin:4px 0}
footer .footer-brand{font-weight:850;color:#fff;font-size:18px}
footer a{color:#9ed0ff}

.back-top{
  position:fixed;right:20px;bottom:20px;z-index:40;width:42px;height:42px;
  display:grid;place-items:center;border-radius:50%;background:var(--primary);color:#fff;
  text-decoration:none;font-weight:900;box-shadow:0 10px 22px rgba(11,107,203,.25);
}
.back-top:hover{color:#fff;background:var(--primary-dark)}

@media(max-width:900px){
  .navbar{align-items:flex-start;flex-direction:column}
  .menu{justify-content:flex-start}
  .grid{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:620px){
  .navbar{padding:12px 15px}
  .menu a{font-size:13px;padding:8px 9px}
  .hero{padding:58px 18px 52px}
  .hero p{font-size:15px}
  .grid{grid-template-columns:1fr;padding:35px 15px}
  .container,.content{padding:38px 15px}
  .content{margin:25px 12px}
  .stats{grid-template-columns:1fr}
  .stat{border-right:0;border-bottom:1px solid var(--border)}
  .stat:last-child{border-bottom:0}
}