:root{
  --bg:#f8f9fb; --fg:#222; --accent:#5a67d8; --accent2:#d8557a;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--fg)}
a{color:var(--accent);text-decoration:none}
header{background:#fff;border-bottom:1px solid #e5e7eb;position:sticky;top:0;z-index:10}
.wrap{max-width:980px;margin:0 auto;padding:0 16px}
.brand{display:flex;align-items:center;gap:10px;padding:14px 0}
.brand h1{font-size:18px;margin:0}
nav ul{display:flex;gap:14px;list-style:none;margin:0;padding:0}
.hero{padding:40px 16px;text-align:center;background:linear-gradient(135deg,#fff 0%,#f3f4f6 100%);border-bottom:1px solid #e5e7eb}
.hero h2{margin:0 0 8px;font-size:28px}
.hero p{margin:0;color:#555}
main{padding:24px 16px}
section{margin:24px 0}
h3{margin:0 0 8px;font-size:22px}
.card{background:#fff;border:1px solid #e5e7eb;border-radius:10px;padding:16px}
.grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.muted{color:#666;font-size:14px}
footer{border-top:1px solid #e5e7eb;background:#fff;margin-top:24px}
footer .wrap{padding:14px 16px;color:#666;font-size:14px}
.cta{display:inline-block;background:var(--accent);color:#fff;padding:10px 14px;border-radius:8px}
.cta.alt{background:var(--accent2)}
.nav-toggle{display:none}
@media (max-width:720px){
  .grid{grid-template-columns:1fr}
  nav ul{flex-wrap:wrap}
}