:root{
  --bg:#f4f7fb;
  --surface:#ffffff;
  --soft:#eef3fb;
  --text:#1d2433;
  --muted:#64748b;
  --line:#d9e2ef;
  --primary:#2563eb;
  --primary-dark:#1d4ed8;
  --accent:#0ea5a4;
  --shadow:0 10px 30px rgba(15,23,42,.08);
  --radius:20px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Arial,Helvetica,sans-serif;
  color:var(--text);
  background:linear-gradient(180deg,#eef4ff 0%,#f8fbff 45%,#fff 100%);
}
img{max-width:100%;display:block}
a{text-decoration:none;color:inherit}
.container{width:min(1180px,calc(100% - 32px));margin:0 auto}
.topbar{
  background:#0f172a;
  color:#e2e8f0;
  font-size:14px;
}
.topbar-inner{
  min-height:42px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
  flex-wrap:wrap;
}
.top-links{display:flex;gap:16px;flex-wrap:wrap}
.site-header{
  position:sticky;
  top:0;
  z-index:50;
  background:rgba(255,255,255,.93);
  backdrop-filter:blur(10px);
  border-bottom:1px solid rgba(217,226,239,.9);
}
.nav{
  min-height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
}
.brand{
  display:inline-flex;
  align-items:center;
  gap:12px;
  font-size:28px;
  font-weight:800;
  letter-spacing:-.6px;
  color:#173266;
}
.brand img{width:46px;height:46px}
.menu{
  display:flex;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  font-weight:700;
}
.button{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  min-height:46px;
  padding:0 20px;
  border-radius:14px;
  font-weight:700;
  transition:.2s ease;
}
.button:hover{transform:translateY(-1px)}
.button.primary{
  color:#fff;
  background:linear-gradient(135deg,var(--primary),var(--primary-dark));
  box-shadow:var(--shadow);
}
.button.secondary{
  background:#fff;
  border:1px solid var(--line);
}
.button.accent{
  color:#fff;
  background:linear-gradient(135deg,var(--accent),#06b6d4);
}
.button.full{width:100%}
.hero{padding:56px 0 26px}
.hero-grid{
  display:grid;
  grid-template-columns:1.2fr .8fr;
  gap:24px;
  align-items:stretch;
}
.card,.login-panel{
  background:var(--surface);
  border:1px solid var(--line);
  border-radius:calc(var(--radius) + 6px);
  box-shadow:var(--shadow);
}
.hero-copy{padding:34px}
.badge{
  display:inline-block;
  margin:0 0 16px;
  padding:8px 14px;
  border-radius:999px;
  background:#e6efff;
  color:#1d4ed8;
  font-size:13px;
  font-weight:700;
}
h1{
  margin:0 0 14px;
  font-size:clamp(34px,4vw,56px);
  line-height:1.05;
  letter-spacing:-1.3px;
}
h2{margin:0 0 12px;font-size:32px;letter-spacing:-.8px}
h3{margin:0 0 10px;font-size:22px}
.lead, .section-head p, .card p, .login-panel p, .page-hero p, .content p, .content li{
  color:var(--muted);
  line-height:1.8;
}
.actions{display:flex;gap:14px;flex-wrap:wrap;margin:24px 0 20px}
.stats{
  list-style:none;
  padding:0;
  margin:18px 0 0;
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:14px;
}
.stats li{
  border:1px solid var(--line);
  border-radius:18px;
  padding:18px;
  text-align:center;
  background:#fff;
}
.stats strong{display:block;font-size:26px;color:#163a75;margin-bottom:6px}
.stats span{font-size:14px;color:var(--muted)}
.login-panel{
  padding:28px;
  background:linear-gradient(180deg,#132245 0%,#1c3266 100%);
  color:#fff;
  border-color:rgba(255,255,255,.08);
}
.login-panel p{color:rgba(255,255,255,.8)}
.login-panel label{
  display:block;
  margin:14px 0 8px;
  font-size:14px;
  font-weight:700;
}
.login-panel input{
  width:100%;
  min-height:48px;
  padding:0 14px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.14);
  background:rgba(255,255,255,.1);
  color:#fff;
  outline:none;
}
.login-panel input::placeholder{color:rgba(255,255,255,.55)}
.section{padding:26px 0}
.section.alt{padding-top:6px}
.section-head{margin-bottom:18px}
.grid{display:grid;gap:22px}
.grid.three{grid-template-columns:repeat(3,1fr)}
.grid.two{grid-template-columns:repeat(2,1fr)}
.page-hero{
  padding:52px 0 14px;
}
.page-hero .card, .content{
  padding:30px;
}
.content ul{padding-left:20px}
.site-footer{
  margin-top:36px;
  padding:38px 0 24px;
  background:#0f172a;
  color:#cbd5e1;
}
.footer-grid{
  display:grid;
  grid-template-columns:1.3fr .8fr .8fr;
  gap:20px;
}
.footer-grid h3{
  color:#fff;
  font-size:18px;
  margin-bottom:14px;
}
.footer-grid a{
  display:block;
  margin:8px 0;
}
.footer-brand{margin-bottom:12px;color:#fff}
.copyright{
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:22px;
  padding-top:18px;
  color:#94a3b8;
  font-size:14px;
}
@media (max-width: 960px){
  .nav,.topbar-inner{justify-content:center}
  .hero-grid,.grid.three,.grid.two,.footer-grid{grid-template-columns:1fr}
  .menu{justify-content:center}
  .stats{grid-template-columns:1fr}
  .brand{font-size:24px}
}