:root{
  --primary:#2e7d32;
  --accent:#8bc34a;
  --text:#1f2937;
  --muted:#6b7280;
  --bg:#f6f7f9;
  --card:#ffffff;
  --border:#e5e7eb;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,'Segoe UI',Roboto,Ubuntu,Cantarell,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.75}
.container{max-width:1080px;margin:0 auto;padding:0 20px}
.header{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{font-weight:700}
.nav a{color:var(--text);text-decoration:none;padding:8px 12px;border-radius:10px}
.nav a.active,.nav a:hover{background:#f0f2f5}
.hero{
  background:url('images/background.jpg') center/cover no-repeat;
  color:#fff;text-shadow:0 2px 14px rgba(0,0,0,.4);
  padding:88px 0
}
.hero-inner{max-width:860px}
.hero h1{font-size:42px;margin:0 0 10px}
.hero p{max-width:760px;margin:0 0 16px}
.cta{display:inline-block;padding:10px 16px;background:var(--primary);color:#fff;border-radius:12px;text-decoration:none;border:1px solid rgba(0,0,0,.1)}
main{padding:28px 0}
.section{margin:26px 0}
h2{margin:0 0 10px;font-size:28px}
p{margin:0 0 14px}
.grid{display:grid;gap:18px;grid-template-columns:repeat(auto-fit,minmax(240px,1fr))}
.card{background:var(--card);border:1px solid var(--border);border-radius:16px;padding:18px;box-shadow:0 1px 2px rgba(0,0,0,.03)}
.card img{width:100%;border-radius:12px;display:block;margin-bottom:10px}
.lead{font-size:18px;color:#111}
.small{color:var(--muted);font-size:14px}
footer{margin-top:40px;border-top:1px solid var(--border);background:#fff}
.footer-inner{padding:16px 0;color:var(--muted);font-size:14px;text-align:center}
.form{display:grid;gap:12px;max-width:520px}
input,textarea{width:100%;padding:10px 12px;border:1px solid var(--border);border-radius:12px;background:#fff}
textarea{min-height:140px;resize:vertical}
.button{padding:10px 14px;border:1px solid var(--text);border-radius:12px;background:#fff;text-decoration:none;color:var(--text);display:inline-block}
.banner{background:#fff;border:1px solid var(--border);border-radius:16px;padding:16px;margin:16px 0}