* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: "PingFang SC", "Microsoft YaHei", sans-serif; background: #f5f5f0; color: #333; line-height: 1.6; }
.hero { background: linear-gradient(135deg, #2d5a270%, #4a7c4e 50%, #6b8e5a 100%); color: #fff; padding: 80px 20px; text-align: center; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M30 5 Q35 15 30 20 Q25 15 30 5' fill='%23ffffff10'/%3E%3C/svg%3E"); opacity: 0.3; }
.hero-content { position: relative; z-index: 1; max-width: 800px; margin: 0 auto; }
.hero h1 { font-size: 3em; margin-bottom: 15px; text-shadow: 2px 2px 4px rgba(0,0,0,0.3); }
.subtitle { font-size: 1.3em; opacity: 0.95; margin-bottom: 20px; }
.hero-tags { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.tag { background: rgba(255,255,255,0.2); padding: 6px 16px; border-radius: 20px; font-size: 0.9em; border: 1px solid rgba(255,255,255,0.3); }
.nav { background: #3d6b35; box-shadow: 0 2px 8px rgba(0,0,0,0.15); position: sticky; top: 0; z-index: 100; }
.nav-container { max-width: 1100px; margin: 0 auto; display: flex; align-items: center; padding: 0 20px; }
.nav-logo { color: #fff; font-size: 1.5em; font-weight: bold; padding: 15px 0; }
.nav-menu { list-style: none; display: flex; margin-left: auto; }
.nav-menu li { margin-left: 30px; }
.nav-menu a { color: rgba(255,255,255,0.9); text-decoration: none; font-size: 1em; transition: color 0.3s; }
.nav-menu a:hover { color: #d4f0c0; }
.main { max-width: 1100px; margin: 0 auto; padding: 50px 20px; }
.section-title { text-align: center; font-size: 2em; color: #2d5a27; margin-bottom: 40px; position: relative; }
.section-title::after { content: ""; display: block; width: 60px; height: 3px; background: #4a7c4e; margin: 12px auto0; border-radius: 2px; }
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 25px; }
.product-card { background: #fff; border-radius: 12px; overflow: hidden; box-shadow: 0 4px 15px rgba(45,90,39,0.1); transition: transform 0.3s, box-shadow 0.3s; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 8px 25px rgba(45,90,39,0.2); }
.product-img { height: 180px; background: linear-gradient(135deg, #4a7c4e, #6b8e5a); display: flex; align-items: center; justify-content: center; font-size: 3em; color: rgba(255,255,255,0.7); }
.product-img.p1 { background: linear-gradient(135deg, #2d5a27, #4a7c4e); }
.product-img.p2 { background: linear-gradient(135deg, #3d6b35, #6b8e5a); }
.product-img.p3 { background: linear-gradient(135deg, #4a7c4e, #8aad6a); }
.product-img.p4 { background: linear-gradient(135deg, #2d5a27, #3d6b35); }
.product-card h3 { padding: 15px 15px 8px; color: #2d5a27; font-size: 1.1em; }
.product-card p { padding: 0 15px; color: #666; font-size: 0.9em; }
.product-card .price { display: block; padding: 12px 15px; color: #c0392b; font-weight: bold; font-size: 1.1em; }
.features { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin: 50px 0; }
.feature { background: linear-gradient(135deg, #fff, #f5f5f0); border: 2px solid #e8f0e4; border-radius: 12px; padding: 30px; text-align: center; }
.feature-icon { font-size: 2.5em; margin-bottom: 12px; }
.feature h3 { color: #2d5a27; margin-bottom: 8px; }
.feature p { color: #666; font-size: 0.9em; }
.about { background: #fff; border-radius: 12px; padding: 40px; margin-top: 40px; border-left: 4px solid #4a7c4e; }
.about h2 { color: #2d5a27; margin-bottom: 15px; }
.about p { color: #555; line-height: 1.8; }
.footer { background: #2d5a27; color: rgba(255,255,255,0.8); text-align: center; padding: 40px 20px; }
.footer p:first-child { font-size: 1.1em; margin-bottom: 8px; }
@media (max-width: 768px) { .hero h1 { font-size: 2em; } .nav-menu { display: none; } .product-grid { grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); } }