:root{
  --bg:#f6f8fb;
  --card:#ffffff;
  --muted:#6b7280;
  --accent:#0b74de;
  --text:#111827;
}
*{box-sizing:border-box}
html,body{height:100%;margin:0;font-family:system-ui,-apple-system,Segoe UI,Roboto,'Helvetica Neue',Arial;color:var(--text);background:var(--bg)}
.container{max-width:960px;margin:0 auto;padding:24px}
.site-header{background:linear-gradient(90deg,rgba(11,116,222,0.95),rgba(6,87,173,0.95));color:#fff}
.site-header .container{display:flex;align-items:center;justify-content:space-between}
.logo{margin:0;font-size:1.25rem}
nav{display:flex;gap:12px}
.nav-link{color:rgba(255,255,255,0.95);text-decoration:none;padding:12px;border-radius:6px}
.nav-link:hover{background:rgba(255,255,255,0.08)}
.hero{padding:56px 0;text-align:left}
.hero h2{margin:0 0 8px;font-size:2rem}
.muted{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:16px;margin-top:20px}
.card{background:var(--card);padding:16px;border-radius:10px;box-shadow:0 2px 8px rgba(15,23,42,0.05)}
.site-footer{margin-top:40px;padding:20px 0;background:transparent;color:var(--muted)}
.contact-form{display:grid;gap:10px;max-width:640px}
.contact-form input,.contact-form textarea{padding:10px;border:1px solid #e5e7eb;border-radius:6px}
.contact-form button{background:var(--accent);color:#fff;padding:10px 14px;border:none;border-radius:8px;cursor:pointer}
@media (max-width:600px){.site-header .container{flex-direction:column;gap:8px}.hero{text-align:center}}