:root{
  --bg:#F8FAFC;
  --card:#FFFFFF;
  --text:#0f172a;
  --muted:#475569;
  --primary:#7C3AED;
  --accent:#22D3EE;
  --border:#E2E8F0;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;background:var(--bg);color:var(--text);font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.6}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;background:rgba(255,255,255,.9);backdrop-filter:saturate(180%) blur(8px);border-bottom:1px solid var(--border);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:#111827}
.logo{width:32px;height:32px}
.logo.small{width:24px;height:24px}
.menu a{margin-left:18px;font-weight:600}
.menu .btn{margin-left:24px}
.btn{display:inline-block;padding:10px 16px;border-radius:14px;background:var(--primary);color:white;font-weight:700;border:1px solid transparent}
.btn.ghost{background:transparent;border-color:var(--primary);color:var(--primary)}
.hero{padding:64px 0 24px}
.hero-inner{background:linear-gradient(180deg, #ffffff, #f1f5f9);border:1px solid var(--border);border-radius:24px;padding:40px 28px;box-shadow:0 8px 30px rgba(15,23,42,.06)}
.hero h1{font-size:40px;line-height:1.2;margin:0 0 10px}
.lead{font-size:18px;color:var(--muted);max-width:800px}
.cta-row{display:flex;gap:12px;margin-top:16px;flex-wrap:wrap}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:28px 0 10px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:18px 0}
.cards .card, .card.soft{background:var(--card);border:1px solid var(--border);border-radius:18px;padding:18px;box-shadow:0 4px 24px rgba(15,23,42,.05)}
.card h3{margin-top:0}
.strip{margin:28px 0}
.strip-inner{background:#faf5ff;border:1px solid #e9d5ff;border-radius:18px;padding:22px;text-align:center}
.prose h1{font-size:32px;margin-top:6px}
.prose h2{font-size:22px;margin-top:24px}
.prose p, .prose li{color:#0f172a}
.columns{columns:2;gap:18px}
.site-footer{margin-top:40px;border-top:1px solid var(--border);padding:22px 0;background:#fff}
.site-footer h4{margin:0 0 8px}
.brandline{display:flex;align-items:center;gap:8px}
.list{margin:0;padding-left:18px}
.muted{color:#94a3b8}
.copyright{border-top:1px solid var(--border);margin-top:12px;padding-top:12px}
@media (max-width:900px){
  .grid-3{grid-template-columns:1fr 1fr}
}
@media (max-width:640px){
  .grid-3,.grid-2{grid-template-columns:1fr}
  .menu a{margin-left:12px}
}