:root{
  --accent:#0f8f00;
  --accent-dark:#0c6d00;
  --bg:#ffffff;
  --muted:#666;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;color:#1b1b1b;background:var(--bg);line-height:1.5}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-dark)}

.container{max-width:1180px;margin:0 auto;padding:0 16px}
.nav{position:sticky;top:0;z-index:20;background:#fff;border-bottom:1px solid #eee}
.nav .inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.brand{display:flex;align-items:center;gap:10px;font-weight:800}
.brand img{width:28px;height:28px}
.nav nav a{margin-left:18px;color:#333}
.nav nav a.btn{padding:10px 14px;border:1px solid #ddd;border-radius:10px;background:#fff}
.nav nav a.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}

.hero{background:linear-gradient(180deg,#f7fff7,#fff);padding:48px 0}
.hero .grid{display:grid;grid-template-columns:1.05fr .95fr;gap:28px;align-items:center}
.hero h1{font-size:42px;margin:0 0 10px}
.hero p{color:#444;margin:0 0 20px}
.buttons{display:flex;gap:12px;flex-wrap:wrap}
.button{display:inline-block;padding:12px 18px;border-radius:12px;border:1px solid #ddd;background:#fff;color:#222}
.button.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.hero img{width:100%;height:auto;border-radius:16px;box-shadow:0 20px 40px rgba(0,0,0,.08)}

.section{padding:44px 0}
.gallery .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card{background:#fff;border:1px solid #eee;border-radius:14px;padding:12px}
.card img{width:100%;height:220px;object-fit:cover;border-radius:10px}
.card h3{margin:10px 0 6px}
.card p{margin:0;color:#555;font-size:15px}

.features .grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.feature{border:1px solid #eee;border-radius:14px;padding:16px}
.feature h3{margin:8px 0}
.feature p{margin:0;color:#555}

.cta{background:#0b5100;color:#fff}
.cta .container{display:grid;grid-template-columns:1.2fr .8fr;gap:18px;align-items:center}
.cta h2{margin:0 0 8px}
.cta p{margin:0 0 16px;color:#e6ffe6}
.cta img{width:100%;height:auto;border-radius:12px}

.footer{border-top:1px solid #eee;padding:18px 0;color:#555}
.footer .container{display:flex;justify-content:space-between;flex-wrap:wrap;gap:8px}
.small{font-size:14px;color:var(--muted)}

.notice{background:#fff7d6;border:1px solid #ffe199;border-radius:10px;padding:10px 12px;color:#6b5b00}

@media (max-width:960px){
  .hero .grid, .cta .container{grid-template-columns:1fr}
  .gallery .grid{grid-template-columns:repeat(2,1fr)}
  .features .grid{grid-template-columns:repeat(2,1fr)}
}
@media (max-width:620px){
  .gallery .grid, .features .grid{grid-template-columns:1fr}
  .hero h1{font-size:34px}
}