:root{
  --bg:#0b1220;
  --surface:#0f1a2f;
  --surface2:#101f39;
  --text:#e8edf7;
  --muted:#b8c3da;
  --muted2:#93a3c4;
  --border:rgba(255,255,255,.10);
  --shadow:0 18px 40px rgba(0,0,0,.35);
  --radius:18px;
  --radius2:24px;
  --max:1120px;
  --accent:#6ea8ff;
  --accent2:#8af0c2;
  --danger:#ff6b6b;
}

*{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(1200px 700px at 20% 10%, rgba(110,168,255,.25), transparent 55%),
             radial-gradient(900px 600px at 70% 10%, rgba(138,240,194,.18), transparent 55%),
             var(--bg);
  line-height:1.55;
}

a{color:inherit;text-decoration:none}

.container{max-width:var(--max);margin:0 auto;padding:0 20px}

.skip{
  position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden;
}
.skip:focus{left:20px;top:20px;width:auto;height:auto;background:#fff;color:#000;padding:10px 12px;border-radius:10px;z-index:999}

.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(11,18,32,.72);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:16px}

.brand{display:flex;align-items:center;gap:12px;min-width:220px}
.brand-mark{
  width:42px;height:42px;border-radius:14px;
  background:linear-gradient(135deg, rgba(110,168,255,.9), rgba(138,240,194,.85));
  display:grid;place-items:center;
  font-weight:800;color:#061022;
}
.brand-name{font-weight:700;letter-spacing:.2px}
.brand-tag{font-size:12px;color:var(--muted)}

.nav{display:flex;align-items:center;gap:12px}
.navlinks{display:flex;align-items:center;gap:14px}
.navlinks a{font-weight:600;color:var(--muted);padding:10px 10px;border-radius:12px}
.navlinks a:hover{color:var(--text);background:rgba(255,255,255,.06)}

.nav-toggle{
  display:none;
  background:transparent;border:1px solid var(--border);
  width:44px;height:44px;border-radius:14px;color:var(--text);
}
.nav-toggle-lines{display:block;width:18px;height:12px;margin:0 auto;position:relative}
.nav-toggle-lines::before,
.nav-toggle-lines::after,
.nav-toggle-lines{border-top:2px solid rgba(255,255,255,.8)}
.nav-toggle-lines::before{content:"";position:absolute;left:0;top:-6px;width:18px}
.nav-toggle-lines::after{content:"";position:absolute;left:0;top:6px;width:18px}

.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}

.hero{padding:56px 0 22px}
.hero-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:22px;align-items:start}
.hero-copy h1{font-size:44px;line-height:1.12;margin:0 0 12px}
.lead{color:var(--muted);font-size:18px;margin:0 0 18px}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin:8px 0 18px}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:12px 14px;border-radius:14px;
  font-weight:700;border:1px solid var(--border);
  background:rgba(255,255,255,.06);
}
.btn:hover{background:rgba(255,255,255,.09)}
.btn-primary{background:linear-gradient(135deg, rgba(110,168,255,.95), rgba(110,168,255,.65));border-color:rgba(110,168,255,.55);color:#071024}
.btn-primary:hover{filter:brightness(1.05)}
.btn-secondary{background:rgba(138,240,194,.14);border-color:rgba(138,240,194,.25)}
.btn-ghost{background:transparent}

.note{color:var(--muted2);font-size:13px;margin-top:14px}

.hero-card .card{background:linear-gradient(180deg, rgba(15,26,47,.85), rgba(15,26,47,.6));border:1px solid var(--border);border-radius:var(--radius2);box-shadow:var(--shadow);overflow:hidden}
.card-title{padding:16px 16px 0;font-weight:800}
.card-body{padding:12px 16px 16px}
.quick{display:block;padding:12px;border-radius:14px;border:1px solid rgba(255,255,255,.08);background:rgba(255,255,255,.04);margin-top:10px}
.quick:hover{background:rgba(255,255,255,.07)}
.quick-title{display:block;font-weight:800}
.quick-desc{display:block;color:var(--muted);font-size:13px;margin-top:2px}
.divider{height:1px;background:var(--border);margin:14px 0}
.small{font-size:12.5px;color:var(--muted)}

.hero-metrics{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin-top:18px}
.metric{border:1px solid rgba(255,255,255,.10);background:rgba(255,255,255,.04);border-radius:16px;padding:12px}
.metric-kpi{font-weight:900;font-size:20px}
.metric-label{color:var(--muted);font-size:12px;margin-top:2px}

.section{padding:46px 0}
.section.alt{background:linear-gradient(180deg, rgba(16,31,57,.45), rgba(16,31,57,.15));border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.section-head{display:flex;flex-direction:column;gap:6px;margin-bottom:18px}
.section-head h2{margin:0;font-size:28px}
.section-head p{margin:0;color:var(--muted)}

.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}

.tile{background:rgba(255,255,255,.04);border:1px solid rgba(255,255,255,.10);border-radius:var(--radius);padding:16px}
.tile h3{margin:0 0 8px;font-size:16px}
.tile p{margin:0;color:var(--muted)}

.bullets{margin:10px 0 0;padding-left:18px;color:var(--muted)}
.bullets li{margin:6px 0}

.badge{width:30px;height:30px;border-radius:11px;display:grid;place-items:center;font-weight:900;color:#061022;background:linear-gradient(135deg, rgba(110,168,255,.95), rgba(138,240,194,.85));margin-bottom:10px}

.callout{margin-top:16px;padding:16px;border-radius:var(--radius2);background:linear-gradient(135deg, rgba(110,168,255,.13), rgba(138,240,194,.08));border:1px solid rgba(255,255,255,.12)}
.callout-title{font-weight:900;margin-bottom:6px}
.callout p{margin:0;color:var(--muted)}

.archive{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}

.link{color:var(--accent);font-weight:700}
.link:hover{text-decoration:underline}

.footer-note{margin-top:14px;border-top:1px solid var(--border);padding-top:14px;color:var(--muted);font-size:13px}

.site-footer{border-top:1px solid var(--border);padding:18px 0;background:rgba(11,18,32,.55)}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.footer-brand{font-weight:900}
.footer-right{display:flex;align-items:center;gap:10px;color:var(--muted)}
.dot{opacity:.6}

code{background:rgba(0,0,0,.25);border:1px solid rgba(255,255,255,.10);padding:2px 6px;border-radius:10px}

@media (max-width: 980px){
  .hero-grid{grid-template-columns:1fr}
  .hero-copy h1{font-size:36px}
  .hero-metrics{grid-template-columns:1fr}
  .grid-4{grid-template-columns:repeat(2,1fr)}
  .archive{grid-template-columns:1fr}
}

@media (max-width: 760px){
  .grid-2,.grid-3{grid-template-columns:1fr}
  .grid-4{grid-template-columns:1fr}
  .nav-toggle{display:inline-flex;align-items:center;justify-content:center}
  .navlinks{
    display:none;
    position:absolute;right:20px;top:64px;
    flex-direction:column;align-items:stretch;
    width:min(320px,calc(100vw - 40px));
    background:rgba(15,26,47,.96);
    border:1px solid var(--border);
    border-radius:18px;
    padding:10px;
    box-shadow:var(--shadow);
  }
  .navlinks a{padding:12px 12px}
  .navlinks.open{display:flex}
}