* { margin: 0; padding: 0; box-sizing: border-box; }
body { font-family: 'PingFang SC', 'Microsoft YaHei', sans-serif; color: #333; line-height: 1.6; background: #F8FFFE; }
:root { --primary: #FFFFFF; --primary-accent: #E8F5E9; --secondary: #90EE90; --secondary-dark: #2E8B57; --light: #F0FFF0; --text: #333; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* Hero */
.hero { background: linear-gradient(160deg, #FFFFFF 0%, #E8F5E9 50%, #90EE90 100%); min-height: 100vh; display: flex; align-items: center; justify-content: center; text-align: center; color: #2E8B57; position: relative; overflow: hidden; }
.hero::before { content: ''; position: absolute; top: -30%; left: -30%; width: 160%; height: 160%; background: radial-gradient(circle, rgba(255,255,255,0.8) 0%, transparent 70%); }
.hero-content { position: relative; z-index: 1; padding: 40px 20px; }
.logo-icon { font-size: 80px; margin-bottom: 20px; filter: drop-shadow(0 4px 8px rgba(0,0,0,0.1)); }
.hero h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; color: #2E8B57; margin-bottom: 16px; }
.subtitle { font-size: clamp(1rem, 2vw, 1.3rem); color: #2E8B57; margin-bottom: 30px; opacity: 0.9; }
.cta-btn { display: inline-block; padding: 14px 40px; background: #2E8B57; color: #fff; font-weight: 700; font-size: 1.1rem; border-radius: 50px; text-decoration: none; transition: all 0.3s; box-shadow: 0 4px 15px rgba(46,139,87,0.3); }
.cta-btn:hover { background: #1a5c35; transform: translateY(-2px); }

/* Navbar */
.navbar { background: linear-gradient(90deg, #fff, #E8F5E9, #90EE90); padding: 0; position: sticky; top: 0; z-index: 100; box-shadow: 0 2px 10px rgba(0,0,0,0.08); }
.nav-inner { max-width: 1200px; margin: 0 auto; padding: 0 20px; display: flex; justify-content: space-between; align-items: center; height: 60px; }
.nav-logo { color: #2E8B57; font-weight: 700; font-size: 1.2rem; }
.nav-links { list-style: none; display: flex; gap: 30px; }
.nav-links a { color: #2E8B57; text-decoration: none; font-weight: 500; transition: color 0.3s; }
.nav-links a:hover { color: #1a5c35; }

/* Sections */
section { padding: 80px 0; }
.section-title { text-align: center; font-size: clamp(1.5rem, 3vw, 2.2rem); margin-bottom: 50px; color: #2E8B57; }
.section-title::after { content: ''; display: block; width: 60px; height: 4px; background: linear-gradient(90deg, #fff, #2E8B57, #90EE90); margin: 15px auto 0; border-radius: 2px; }

/* Features */
.features { background: var(--light); }
.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 30px; }
.feature-card { background: #fff; padding: 35px 25px; border-radius: 16px; text-align: center; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: transform 0.3s; border: 1px solid #e0f0e8; }
.feature-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.1); }
.feature-icon { font-size: 48px; margin-bottom: 15px; }
.feature-card h3 { color: #2E8B57; margin-bottom: 10px; font-size: 1.2rem; }
.feature-card p { color: #666; font-size: 0.95rem; }

/* Products */
.product-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 30px; }
.product-card { background: #fff; border-radius: 16px; overflow: hidden; box-shadow: 0 4px 20px rgba(0,0,0,0.06); transition: transform 0.3s; border: 1px solid #e0f0e8; }
.product-card:hover { transform: translateY(-5px); box-shadow: 0 8px 30px rgba(0,0,0,0.1); }
.product-img { height: 180px; display: flex; align-items: center; justify-content: center; font-size: 80px; }
.product-card h3 { padding: 15px 20px 5px; font-size: 1.15rem; color: #2E8B57; }
.product-desc { padding: 0 20px 10px; color: #888; font-size: 0.9rem; }
.product-price { padding: 10px 20px 20px; color: #2E8B57; font-weight: 700; font-size: 1.2rem; }

/* About */
.about { background: #fff; }
.about-content { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-text p { margin-bottom: 20px; font-size: 1.05rem; color: #555; line-height: 1.8; }
.highlight { color: #2E8B57; font-weight: 700; }
.about-stats { display: grid; gap: 20px; }
.stat-item { background: linear-gradient(135deg, #E8F5E9, #90EE90); padding: 25px; border-radius: 16px; text-align: center; border: 1px solid #c0e8c8; }
.stat-num { display: block; font-size: 2.5rem; font-weight: 700; color: #2E8B57; }
.stat-label { font-size: 0.95rem; color: #2E8B57; opacity: 0.8; }

/* Contact */
.contact { background: linear-gradient(135deg, #E8F5E9 0%, #90EE90 100%); color: #1a5c35; }
.contact .section-title { color: #1a5c35; }
.contact .section-title::after { background: linear-gradient(90deg, #fff, #1a5c35); }
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.contact-info { display: flex; flex-direction: column; gap: 20px; padding-top: 10px; }
.contact-item { font-size: 1.1rem; padding: 15px 20px; background: rgba(255,255,255,0.7); border-radius: 10px; color: #1a5c35; }
.contact-form { display: flex; flex-direction: column; gap: 15px; }
.contact-form input, .contact-form textarea { padding: 14px 18px; border: none; border-radius: 10px; font-size: 1rem; font-family: inherit; background: rgba(255,255,255,0.9); }
.contact-form textarea { min-height: 100px; resize: vertical; }
.submit-btn { padding: 14px; background: #2E8B57; color: #fff; font-weight: 700; font-size: 1.1rem; border: none; border-radius: 10px; cursor: pointer; transition: all 0.3s; }
.submit-btn:hover { background: #1a5c35; transform: translateY(-2px); }

/* Footer */
.footer { background: #1a5c35; color: rgba(255,255,255,0.7); text-align: center; padding: 25px 0; font-size: 0.9rem; }

@media (max-width: 768px) {
    .nav-links { display: none; }
    .about-content { grid-template-columns: 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    section { padding: 60px 0; }
}