:root {
            --primary-color: #1a6b3b;
            --secondary-color: #0d4d2b;
            --accent-color: #e9b456;
            --light-color: #f8f9fa;
            --dark-color: #343a40;
            --text-color: #333;
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Noto Sans SC', 'Microsoft YaHei', sans-serif;
            color: var(--text-color);
            line-height: 1.6;
            overflow-x: hidden;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--secondary-color);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--primary-color);
        }
        .navbar-brand span {
            color: var(--accent-color);
        }
        .nav-link {
            font-weight: 500;
            color: var(--dark-color);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover, .nav-link.active {
            color: var(--primary-color);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: var(--transition);
        }
        .nav-link:hover::after, .nav-link.active::after {
            width: 100%;
        }
        .hero-section {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1578662996442-48f60103fc96?ixlib=rb-4.0.3&auto=format&fit=crop&w=1920&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 150px 0;
            text-align: center;
        }
        .hero-section h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .btn-primary {
            background-color: var(--primary-color);
            border-color: var(--primary-color);
            padding: 12px 30px;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn-primary:hover {
            background-color: var(--secondary-color);
            border-color: var(--secondary-color);
            transform: translateY(-3px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.2);
        }
        .section-title {
            position: relative;
            margin-bottom: 3rem;
            padding-bottom: 1rem;
        }
        .section-title::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background-color: var(--accent-color);
        }
        .card {
            border: none;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
            transition: var(--transition);
            height: 100%;
        }
        .card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0,0,0,0.15);
        }
        .card-img-top {
            height: 220px;
            object-fit: cover;
        }
        .service-icon {
            font-size: 3rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        .feature-box {
            padding: 2rem;
            text-align: center;
            border-radius: 10px;
            background-color: var(--light-color);
            height: 100%;
            transition: var(--transition);
        }
        .feature-box:hover {
            background-color: white;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        .feature-icon {
            font-size: 2.5rem;
            color: var(--primary-color);
            margin-bottom: 1.5rem;
        }
        .farm-image {
            border-radius: 10px;
            overflow: hidden;
            box-shadow: 0 10px 30px rgba(0,0,0,0.1);
        }
        .contact-info {
            background-color: var(--light-color);
            padding: 2rem;
            border-radius: 10px;
            height: 100%;
        }
        .contact-icon {
            font-size: 1.5rem;
            color: var(--primary-color);
            margin-right: 1rem;
        }
        .footer {
            background-color: var(--secondary-color);
            color: white;
            padding: 4rem 0 2rem;
        }
        .footer a {
            color: rgba(255,255,255,0.8);
            text-decoration: none;
            transition: var(--transition);
        }
        .footer a:hover {
            color: white;
            text-decoration: underline;
        }
        .copyright {
            background-color: rgba(0,0,0,0.2);
            padding: 1.5rem 0;
            margin-top: 3rem;
        }
        .flink {
            display: inline-block;
            padding: 8px 20px;
            background-color: rgba(255,255,255,0.1);
            border-radius: 5px;
            margin: 5px;
            transition: var(--transition);
            color: rgba(255,255,255,0.8);
            text-decoration: none;
        }
        .flink:hover {
            background-color: var(--accent-color);
            color: var(--dark-color);
            text-decoration: none;
            transform: translateY(-3px);
        }
        .friendlink {
            background-color: rgba(255,255,255,0.05);
            padding: 2rem;
            border-radius: 10px;
            margin-top: 2rem;
        }
        .stats-box {
            text-align: center;
            padding: 2rem;
            background-color: white;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.08);
        }
        .stats-number {
            font-size: 3rem;
            font-weight: 700;
            color: var(--primary-color);
            margin-bottom: 0.5rem;
        }
        .product-card {
            position: relative;
            overflow: hidden;
            border-radius: 10px;
            margin-bottom: 2rem;
        }
        .product-img {
            height: 300px;
            object-fit: cover;
            transition: var(--transition);
        }
        .product-card:hover .product-img {
            transform: scale(1.05);
        }
        .product-overlay {
            position: absolute;
            bottom: 0;
            left: 0;
            right: 0;
            background: linear-gradient(transparent, rgba(0,0,0,0.8));
            color: white;
            padding: 2rem;
            transform: translateY(100%);
            transition: var(--transition);
        }
        .product-card:hover .product-overlay {
            transform: translateY(0);
        }
        @media (max-width: 768px) {
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .hero-section {
                padding: 100px 0;
            }
            .section-title {
                font-size: 1.8rem;
            }
        }