:root {
            --primary-green: #2e7d32;
            --secondary-green: #8bc34a;
            --accent-orange: #ff9800;
            --light-bg: #f9f9f9;
            --dark-text: #333;
            --light-text: #666;
            --border-radius: 8px;
            --shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Noto Sans SC', sans-serif;
        }
        body {
            color: var(--dark-text);
            line-height: 1.7;
            overflow-x: hidden;
            background-color: #fff;
        }
        h1, h2, h3, h4, h5, h6 {
            font-weight: 700;
            color: var(--primary-green);
            margin-bottom: 1rem;
        }
        .section-title {
            position: relative;
            padding-bottom: 15px;
            margin-bottom: 3rem;
            text-align: center;
            font-size: 2.5rem;
        }
        .section-title:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 80px;
            height: 4px;
            background: var(--accent-orange);
            border-radius: 2px;
        }
        .container-fluid {
            padding-left: 0;
            padding-right: 0;
        }
        .btn-primary-custom {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: var(--border-radius);
            font-weight: 500;
            transition: var(--transition);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .btn-primary-custom:hover {
            background-color: var(--accent-orange);
            color: white;
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .navbar {
            background-color: rgba(255, 255, 255, 0.98);
            box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
            padding: 15px 0;
            transition: var(--transition);
        }
        .navbar-brand {
            font-weight: 700;
            font-size: 1.8rem;
            color: var(--primary-green);
        }
        .navbar-brand span {
            color: var(--accent-orange);
        }
        .navbar-nav .nav-link {
            color: var(--dark-text);
            font-weight: 500;
            padding: 8px 15px;
            margin: 0 5px;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .navbar-nav .nav-link:hover, .navbar-nav .nav-link.active {
            color: white;
            background-color: var(--primary-green);
        }
        .hero-section {
            background: linear-gradient(rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7)), url('https://images.unsplash.com/photo-1542838132-92c53300491e?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') no-repeat center center/cover;
            color: white;
            padding: 180px 0 120px;
            text-align: center;
        }
        .hero-section h1 {
            color: white;
            font-size: 3.5rem;
            margin-bottom: 1.5rem;
        }
        .hero-section p {
            font-size: 1.2rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .feature-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
            text-align: center;
        }
        .feature-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.1);
        }
        .feature-icon {
            font-size: 3rem;
            color: var(--primary-green);
            margin-bottom: 20px;
        }
        .product-card {
            border: none;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            margin-bottom: 30px;
        }
        .product-card:hover {
            transform: translateY(-10px);
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        .product-card img {
            height: 250px;
            object-fit: cover;
            transition: var(--transition);
        }
        .product-card:hover img {
            transform: scale(1.05);
        }
        .product-card .card-body {
            padding: 25px;
        }
        .product-card .card-title {
            color: var(--primary-green);
            font-size: 1.4rem;
        }
        .news-card {
            border: none;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
            transition: var(--transition);
            height: 100%;
        }
        .news-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0, 0, 0, 0.12);
        }
        .news-card .card-img-top {
            height: 200px;
            object-fit: cover;
        }
        .news-date {
            position: absolute;
            top: 15px;
            left: 15px;
            background: var(--primary-green);
            color: white;
            padding: 5px 15px;
            border-radius: 20px;
            font-size: 0.9rem;
        }
        .contact-info {
            background-color: var(--light-bg);
            padding: 40px;
            border-radius: var(--border-radius);
            height: 100%;
        }
        .contact-info i {
            color: var(--primary-green);
            font-size: 1.5rem;
            margin-right: 15px;
            width: 30px;
        }
        .contact-form {
            background-color: white;
            padding: 40px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .form-control {
            padding: 12px 15px;
            border-radius: var(--border-radius);
            border: 1px solid #ddd;
            margin-bottom: 20px;
            transition: var(--transition);
        }
        .form-control:focus {
            border-color: var(--secondary-green);
            box-shadow: 0 0 0 0.25rem rgba(139, 195, 74, 0.25);
        }
        .flink {
            display: inline-block;
            background-color: white;
            padding: 10px 20px;
            margin: 5px;
            border-radius: var(--border-radius);
            color: var(--dark-text);
            text-decoration: none;
            transition: var(--transition);
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.08);
            border: 1px solid #eee;
        }
        .flink:hover {
            background-color: var(--primary-green);
            color: white;
            transform: translateY(-3px);
        }
        footer {
            background-color: #222;
            color: #aaa;
            padding: 70px 0 30px;
        }
        footer h5 {
            color: white;
            margin-bottom: 25px;
            font-size: 1.2rem;
        }
        footer a {
            color: #aaa;
            text-decoration: none;
            transition: var(--transition);
        }
        footer a:hover {
            color: var(--secondary-green);
        }
        .footer-bottom {
            border-top: 1px solid #444;
            padding-top: 20px;
            margin-top: 50px;
            text-align: center;
        }
        .back-to-top {
            position: fixed;
            bottom: 30px;
            right: 30px;
            background-color: var(--primary-green);
            color: white;
            width: 50px;
            height: 50px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.2rem;
            text-decoration: none;
            opacity: 0;
            transition: var(--transition);
            z-index: 1000;
        }
        .back-to-top.active {
            opacity: 1;
        }
        .back-to-top:hover {
            background-color: var(--accent-orange);
            color: white;
        }
        @media (max-width: 768px) {
            .hero-section {
                padding: 120px 0 80px;
            }
            .hero-section h1 {
                font-size: 2.5rem;
            }
            .section-title {
                font-size: 2rem;
            }
            .navbar-nav .nav-link {
                margin: 2px 0;
            }
        }