:root{
  --brand:#0b0b0b;
  --muted:#6b6b6b;
  --accent:#111;
  --max-width:1200px;
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:#111;line-height:1.6;background:#fff}
.container{max-width:var(--max-width);margin:0 auto;padding:40px 20px}
.nav-container{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand a{color:var(--brand);font-weight:700;text-decoration:none;font-size:18px}
.brand img.logo{height:40px;vertical-align:middle;margin-right:10px}
.brand-text{vertical-align:middle;font-weight:700}
.main-nav a{margin-left:16px;color:var(--muted);text-decoration:none}
.main-nav a:hover{color:var(--brand)}
.hero{text-align:center;padding:60px 20px 36px}
.hero h1{font-size:48px;margin:0 0 12px}
.hero p{font-size:20px;color:var(--muted);max-width:700px;margin:0 auto 20px}
.btn{display:inline-block;padding:12px 22px;background:var(--accent);color:#fff;border-radius:8px;text-decoration:none}
h2{font-size:32px;margin-bottom:12px}
.section-sub{color:var(--muted);font-size:16px;margin-bottom:24px}
.card-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:20px;margin-top:20px}
.card{padding:24px;border-radius:12px;border:1px solid #eee;background:#fff}
.site-footer{border-top:1px solid #eee;padding:40px 20px;text-align:center;color:var(--muted)}
@media(max-width:600px){.hero{padding:60px 20px}.hero h1{font-size:32px}}
.banner-wrapper{width:100%;overflow:hidden;height:220px}
.banner{width:100%;display:block;margin:0 0 18px;height:100%;object-fit:cover}
@media (max-width:900px){.banner-wrapper{height:160px}}
@media (max-width:600px){.banner-wrapper{height:120px}.hero{padding:36px 16px 24px}}