* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }

        body {
            font-family: 'Open Sans', 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #555;
            background-color: #f9f9f9;
            background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAECAYAAACp8Z5+AAAAEklEQVQImWNgYGD4z4AE/gMxABViAgfuBH0PAAAAAElFTkSuQmCC);
        }

        .header {
            background: #fff;
            border-bottom: 2px solid #72c02c;
            padding: 20px 0;
            box-shadow: 0 2px 4px rgba(0,0,0,0.1);
        }

        .container {
            max-width: 1170px;
            margin: 0 auto;
            padding: 0 15px;
        }

        .logo {
            font-size: 28px;
            font-weight: 600;
            color: #72c02c;
            text-decoration: none;
        }

        .hero {
            background: linear-gradient(135deg, #72c02c 0%, #5fb611 100%);
            padding: 60px 0;
            margin-bottom: 40px;
            position: relative;
            overflow: hidden;
        }

        .hero::before {
            content: '';
            position: absolute;
            top: 0;
            left: 0;
            right: 0;
            bottom: 0;
            background: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAAPklEQVQoU2NkYGD4z4AGGI1SNRwXjo6ORrYGq0KYJLICdIXYJNEV4lKIVIiuEJdCMNi/f/9/ZHvQFeLSCAC3VQ8L7rXNXQAAAABJRU5ErkJggg==);
            opacity: 0.1;
        }

        .hero h1 {
            color: #fff;
            font-size: 42px;
            font-weight: 300;
            margin: 0;
            position: relative;
            z-index: 1;
            text-shadow: 0 2px 4px rgba(0,0,0,0.2);
        }

        article {
            background: #fff;
            padding: 50px 0;
            margin-bottom: 40px;
        }

        article p {
            margin-bottom: 20px;
            font-size: 15px;
            color: #555;
        }

        article h2 {
            color: #333;
            font-size: 28px;
            font-weight: 400;
            margin: 30px 0 20px;
            padding-bottom: 10px;
            border-bottom: 1px dashed #e0e0e0;
        }

        article h3 {
            color: #444;
            font-size: 22px;
            font-weight: 400;
            margin: 25px 0 15px;
        }

        article h4 {
            color: #555;
            font-size: 18px;
            font-weight: 600;
            margin: 20px 0 12px;
        }

        .transition-section {
            background: #d7e8be;
            background-image: url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAQAAAAECAYAAACp8Z5+AAAAEklEQVQImWNgYGD4z4AE/gMxABViAgfuBH0PAAAAAElFTkSuQmCC);
            padding: 40px 0;
            margin-bottom: 40px;
            border-top: 1px dashed #ccc;
            border-bottom: 1px dashed #ccc;
        }

        .transition-section p {
            font-size: 15px;
            color: #555;
            margin-bottom: 15px;
        }

        .links-section {
            background: #fff;
            padding: 50px 0;
            margin-bottom: 40px;
        }

        .links-section h3 {
            color: #72c02c;
            font-size: 24px;
            font-weight: 600;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #72c02c;
        }

        .links-section ul {
            list-style: none;
            columns: 2;
            column-gap: 30px;
            margin-bottom: 35px;
        }

        .links-section li {
            margin-bottom: 12px;
            break-inside: avoid;
            position: relative;
            padding-left: 20px;
        }

        .links-section li::before {
            content: '→';
            position: absolute;
            left: 0;
            color: #72c02c;
            font-weight: bold;
        }

        .links-section a {
            color: #555;
            text-decoration: none;
            transition: color 0.3s ease;
            font-size: 14px;
        }

        .links-section a:hover {
            color: #72c02c;
        }

        .footer {
            background: #005B00;
            color: #eee;
            padding: 40px 0 20px;
            margin-top: 60px;
        }

        .footer p {
            margin: 10px 0;
            font-size: 13px;
            color: #eee;
        }

        .footer a {
            color: #eee;
            text-decoration: none;
            border-bottom: 1px dotted #eee;
        }

        .footer a:hover {
            color: #72c02c;
            border-bottom-color: #72c02c;
        }

        .copyright {
            background: #004020;
            padding: 15px 0;
            text-align: center;
            margin-top: 20px;
        }

        .copyright p {
            color: #eee;
            font-size: 12px;
        }

        @media (max-width: 768px) {
            .hero h1 {
                font-size: 32px;
            }

            article h2 {
                font-size: 24px;
            }

            article h3 {
                font-size: 20px;
            }

            .links-section ul {
                columns: 1;
            }

            .container {
                padding: 0 20px;
            }
        }

        @media (max-width: 480px) {
            .hero h1 {
                font-size: 26px;
            }

            .hero {
                padding: 40px 0;
            }

            article {
                padding: 30px 0;
            }

            .links-section {
                padding: 30px 0;
            }
        }