:root{
  --bg:#ffffff;
  --panel:#f8fafc;
  --text:#111827;
  --muted:#6b7280;
  --line:#e5e7eb;
  --primary:#111827;
  --accent:#2563eb;
  --container:1120px;
  --radius:18px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.7;
}
a{color:var(--accent);text-decoration:none}
a:hover{text-decoration:underline}
.container{width:min(var(--container), calc(100% - 32px));margin:0 auto}
.narrow{width:min(760px,100%)}
.site-header{
  position:sticky;top:0;z-index:20;
  background:rgba(255,255,255,.9);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line);
}
.header-inner{
  display:flex;align-items:center;justify-content:space-between;
  min-height:72px;gap:24px;
}
.brand{
  font-size:1.1rem;font-weight:700;color:var(--text);text-decoration:none;
}
.site-nav{
  display:flex;gap:20px;align-items:center;
}
.site-nav a{
  color:var(--text);padding:8px 0;border-bottom:2px solid transparent;
}
.site-nav a.active{border-color:var(--accent)}
.menu-toggle{
  display:none;border:1px solid var(--line);background:#fff;border-radius:10px;
  padding:8px 10px;font-size:1rem;cursor:pointer
}
.hero,.page-hero{padding:80px 0 48px}
.hero-grid{
  display:grid;grid-template-columns:1.5fr .9fr;gap:28px;align-items:start;
}
.eyebrow{
  color:var(--muted);font-size:.9rem;text-transform:uppercase;letter-spacing:.08em;margin:0 0 12px;
}
h1{font-size:clamp(2.2rem,4vw,4.2rem);line-height:1.08;margin:0 0 18px}
h2{font-size:clamp(1.5rem,2.4vw,2.2rem);line-height:1.15;margin:0 0 16px}
h3{font-size:1.1rem;line-height:1.2;margin:0 0 10px}
.lead{font-size:1.1rem;color:#374151;max-width:800px}
.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{
  display:inline-flex;align-items:center;justify-content:center;
  background:var(--primary);color:#fff;border:1px solid var(--primary);
  border-radius:999px;padding:12px 18px;font-weight:600;text-decoration:none;
}
.btn:hover{text-decoration:none;opacity:.95}
.btn-light{background:#fff;color:var(--text);border-color:var(--line)}
.hero-card,.card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  padding:22px;box-shadow:0 12px 30px rgba(17,24,39,.04);
}
.quick-list,.social-list{
  list-style:none;padding:0;margin:0;
}
.quick-list li,.social-list li{padding:8px 0;border-bottom:1px solid var(--line)}
.quick-list li:last-child,.social-list li:last-child{border-bottom:none}
.section{padding:38px 0}
.alt{background:var(--panel)}
.card-grid{
  display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px;
}
.contact-box,.contact-layout{
  display:grid;grid-template-columns:1fr 1fr;gap:18px;
}
.site-footer{
  border-top:1px solid var(--line);margin-top:54px;padding-top:28px;padding-bottom:28px;
}
.footer-grid{
  display:grid;grid-template-columns:1.2fr 1fr 1fr;gap:18px;
}
.footer-bottom{
  margin-top:16px;padding-top:14px;border-top:1px solid var(--line);color:var(--muted)
}
code{
  background:#f3f4f6;padding:.15rem .4rem;border-radius:8px;border:1px solid #e5e7eb
}
@media (max-width: 880px){
  .hero-grid,.card-grid,.contact-box,.contact-layout,.footer-grid{
    grid-template-columns:1fr;
  }
  .menu-toggle{display:inline-flex}
  .site-nav{
    display:none;position:absolute;left:16px;right:16px;top:72px;
    background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;
    flex-direction:column;align-items:flex-start;gap:8px;
    box-shadow:0 20px 40px rgba(17,24,39,.08);
  }
  .site-nav.open{display:flex}
}