* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f9f9f9;
            padding: 0;
            margin: 0;
        }
        a {
            color: #2a7a3e;
            text-decoration: none;
            transition: color 0.3s ease;
        }
        a:hover {
            color: #1e5a2b;
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: linear-gradient(135deg, #1e5a2b 0%, #2a7a3e 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            letter-spacing: 1px;
            color: #fff;
            text-decoration: none;
            font-family: 'Georgia', serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
        }
        .my-logo:hover {
            color: #c8e6c9;
            text-decoration: none;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
        }
        .main-nav li {
            margin-left: 2rem;
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover {
            border-bottom: 2px solid #c8e6c9;
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background: #e8f5e9;
            padding: 0.8rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            margin-right: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.5rem;
            color: #666;
        }
        .breadcrumb a {
            color: #2a7a3e;
        }
        main {
            background: white;
            padding: 2rem 0;
            border-radius: 8px;
            box-shadow: 0 2px 10px rgba(0,0,0,0.05);
            margin-top: 1rem;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 3px solid #2a7a3e;
        }
        .article-header h1 {
            font-size: 3rem;
            color: #1e5a2b;
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 2rem;
            font-size: 0.95rem;
            color: #666;
            margin-top: 1rem;
        }
        .article-content {
            padding: 0 2rem;
        }
        .article-content h2 {
            font-size: 2.2rem;
            color: #2a7a3e;
            margin: 3rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #c8e6c9;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: #388e3c;
            margin: 2.5rem 0 1rem;
        }
        .article-content h4 {
            font-size: 1.4rem;
            color: #4caf50;
            margin: 2rem 0 0.8rem;
        }
        .article-content p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content p.lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: #444;
            line-height: 1.8;
        }
        .highlight {
            background: #f1f8e9;
            padding: 1.5rem;
            border-left: 5px solid #2a7a3e;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .inline-link {
            font-weight: bold;
            border-bottom: 1px dotted #2a7a3e;
        }
        .feature-img {
            width: 80%;
            margin: 2.5rem auto;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 6px 20px rgba(0,0,0,0.15);
        }
        .feature-img figcaption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 0.8rem;
            background: #f5f5f5;
        }
        .interactive-section {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 4rem 0;
        }
        .interactive-box {
            background: #f8fdf9;
            border: 2px solid #c8e6c9;
            border-radius: 10px;
            padding: 2rem;
            text-align: center;
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .interactive-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(42, 122, 62, 0.15);
        }
        .interactive-box h3 {
            color: #2a7a3e;
            margin-bottom: 1rem;
        }
        .interactive-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .interactive-box input, .interactive-box textarea, .interactive-box select {
            padding: 0.8rem;
            border: 1px solid #a5d6a7;
            border-radius: 6px;
            font-size: 1rem;
        }
        .interactive-box button {
            background: #2a7a3e;
            color: white;
            border: none;
            padding: 1rem;
            border-radius: 6px;
            font-weight: bold;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .interactive-box button:hover {
            background: #1e5a2b;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ffc107;
            margin: 1rem 0;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            cursor: pointer;
        }
        .site-footer {
            background: #1e5a2b;
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-section h3 {
            font-size: 1.5rem;
            margin-bottom: 1.5rem;
            color: #c8e6c9;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #e8f5e9;
        }
        friend-link {
            display: block;
            background: #2a7a3e;
            padding: 1.5rem;
            border-radius: 8px;
            margin: 2rem 0;
            text-align: center;
        }
        friend-link a {
            color: white;
            font-weight: bold;
            font-size: 1.1rem;
            margin: 0 1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #388e3c;
            margin-top: 2rem;
            font-size: 0.9rem;
            color: #c8e6c9;
        }
        @media (max-width: 768px) {
            .header-content {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .main-nav {
                width: 100%;
                display: none;
                margin-top: 1rem;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 1rem;
            }
            .main-nav li {
                margin: 0;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .article-content {
                padding: 0 1rem;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
            .article-content h3 {
                font-size: 1.5rem;
            }
            .interactive-section {
                grid-template-columns: 1fr;
            }
            .feature-img {
                width: 100%;
            }
        }