:root{
  --primary:#273cff;
  --primary-soft:#eef2ff;
  --dark:#08184a;
  --dark-2:#071745;
  --text:#5f6780;
  --muted:#f5f6ff;
  --white:#fff;
  --line:#dcdff5;
  --shadow:0 18px 50px rgba(8,24,74,.10);
  --shadow-hover:0 28px 70px rgba(8,24,74,.16);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:Arial,Helvetica,sans-serif;color:var(--dark);background:#fff;-webkit-font-smoothing:antialiased}
a{text-decoration:none;color:inherit}.container{width:min(1180px,90%);margin:auto}img{max-width:100%}
.header-wrap{background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,223,245,.75);position:sticky;top:0;z-index:50}
.header{height:82px;display:flex;align-items:center;justify-content:space-between}.logo-img{width:185px;height:auto;display:block}
.nav{display:flex;align-items:center;gap:28px;font-size:14px;font-weight:700;color:#18245a}.nav a:hover{color:var(--primary)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--dark-2);color:#fff;padding:15px 26px;border-radius:16px;font-weight:900;border:0;transition:.25s ease;box-shadow:0 10px 24px rgba(7,23,69,.20)}
.btn:hover{transform:translateY(-2px);box-shadow:0 18px 36px rgba(7,23,69,.28)}
.hero{background:linear-gradient(135deg,#f7f8ff 0%,#fff 45%,#eef2ff 100%);padding:86px 0 70px;border-bottom:1px solid var(--line);position:relative;overflow:hidden}
.hero:after{content:"";position:absolute;right:-110px;top:-110px;width:360px;height:360px;background:rgba(39,60,255,.10);border-radius:50%;filter:blur(4px)}
.tag{color:var(--primary);font-size:12px;font-weight:900;letter-spacing:2px;text-transform:uppercase;margin-bottom:14px}.hero h1{font-size:48px;line-height:1.08;letter-spacing:-1px;margin-bottom:18px}.hero h1 span{color:var(--primary)}.hero p{font-size:18px;color:var(--text);line-height:1.55;max-width:760px}
.section{padding:82px 0}.section-muted{background:var(--muted)}.section-header{margin-bottom:34px}.section-title{font-size:38px;line-height:1.14;letter-spacing:-.5px;margin-bottom:14px}.section-subtitle{font-size:18px;color:var(--text);line-height:1.55;max-width:870px}.source-link{margin-top:18px;font-size:17px;font-weight:900;color:var(--dark)}.source-link a{color:var(--primary)}.source-link a:hover{text-decoration:underline}
.idss-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:18px;margin-top:34px}.idss-card{background:#fff;border:1px solid var(--line);border-radius:22px;padding:22px 18px;min-height:116px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;box-shadow:0 12px 30px rgba(8,24,74,.07);transition:.25s ease}.idss-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-hover);border-color:rgba(39,60,255,.25)}.idss-card i{color:var(--primary);margin-bottom:10px}.idss-card strong{font-size:16px;line-height:1.35}.idss-card span{font-size:14px;color:var(--text);font-weight:700;margin-top:4px}
.reg-card{background:#fff;border:1px solid var(--line);border-radius:28px;padding:36px;box-shadow:var(--shadow)}.reg-card h2{font-size:38px;margin-bottom:10px}.reg-card h3{font-size:22px;margin-bottom:4px}.reg-card .lead{font-size:18px;color:var(--text);margin-bottom:24px}.reg-card p{font-size:17px;color:var(--text);line-height:1.58;margin-bottom:16px;max-width:980px}
.pool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;margin-top:32px}.pool-card{background:var(--muted);border:1px solid var(--line);border-radius:24px;padding:24px;transition:.25s ease}.pool-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.pool-card h4{font-size:24px;margin-bottom:16px}.pool-card p{font-size:15px;margin:0 0 10px;color:#33405f}.pool-card a{display:inline-flex;align-items:center;gap:8px;margin-top:8px;color:var(--primary);font-weight:900;font-size:15px}.pool-card a:hover{text-decoration:underline}
.footer{background:#eef0fb;padding:38px 0 22px}.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr 1fr;gap:30px;font-size:14px}.footer-logo{width:170px;margin-bottom:12px}.footer strong{display:block;margin-bottom:8px}.footer p{line-height:1.6}.footer a:hover{color:var(--primary)}.social-link{display:inline-flex;align-items:center;justify-content:center;width:30px;height:30px;border-radius:10px;background:#fff;border:1px solid var(--line);margin-right:8px}.social-link svg{width:17px;height:17px}.footer-bottom{margin-top:30px;padding-top:20px;border-top:1px solid var(--line);text-align:center;font-size:13px;color:#5f6780}.footer-bottom p{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;align-items:center}
@media(max-width:1000px){.nav{display:none}.hero h1{font-size:38px}.idss-grid{grid-template-columns:repeat(2,1fr)}.pool-grid,.footer-grid{grid-template-columns:1fr}.section{padding:64px 0}.section-title,.reg-card h2{font-size:31px}}
@media(max-width:560px){.idss-grid{grid-template-columns:1fr}.hero{padding:60px 0}.logo-img{width:155px}.reg-card{padding:26px}.btn{padding:12px 15px;font-size:13px}}