:root{--primary:#3a5a40;--primary-light:#588157;--accent:#a3b18a;--background:#f8f9fa;--surface:#fff;--text:#222;--text-light:#5a5a5a;--border:#e0e4e7;--radius:12px;--shadow:0 2px 8px #3c503c0f;--font-main:"Inter", "Segoe UI", Arial, sans-serif}body{font-family:var(--font-main);background:var(--background);color:var(--text);min-height:100vh;margin:0}nav{background:var(--primary);color:#fff;height:56px;box-shadow:var(--shadow);align-items:center;padding:0 1.5rem;display:flex}nav ul{gap:1.5rem;margin:0;padding:0;list-style:none;display:flex}nav li{font-weight:500}nav a{color:#fff;border-radius:var(--radius);padding:.5rem .75rem;text-decoration:none;transition:background .2s}nav a:hover,nav a:focus{background:var(--primary-light)}.main-content{background:var(--surface);border-radius:var(--radius);max-width:800px;box-shadow:var(--shadow);margin:2rem auto;padding:2rem 2.5rem}h1,h2,h3{color:var(--primary);margin-top:0;font-weight:700}section{margin-bottom:2.5rem}.card{background:var(--accent);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:1.5rem;padding:1.25rem 1.5rem}.hero-block{margin-bottom:2rem}.hero-subtitle{color:var(--text-light);margin-bottom:1rem;font-size:1.05rem}.cta-row{flex-wrap:wrap;gap:.75rem;margin-top:.75rem;display:flex}.btn{cursor:pointer;border:1px solid #0000;border-radius:999px;padding:.55rem 1rem;font-weight:600;text-decoration:none;display:inline-block}.btn-primary{background:var(--primary);border-color:var(--primary);color:#fff}.btn-primary:hover,.btn-primary:focus{background:var(--primary-light);border-color:var(--primary-light)}.btn-secondary{border-color:var(--border);color:var(--text);background:#fff}.btn-secondary:hover,.btn-secondary:focus{background:#f3f5f6}.stock-grid{grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:1rem;display:grid}.soil-callout{font-weight:700}@media (width<=600px){.main-content{padding:1rem .5rem}nav ul{gap:.5rem}.btn{text-align:center;width:100%}}