* { margin: 0; padding: 0; box-sizing: border-box; }
        html { scroll-behavior: smooth; }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background-color: #f8f9fa;
            padding-top: 80px;
        }
        img { max-width: 100%; height: auto; display: block; }
        h1 { font-size: 2.8rem; color: #2a7d2e; margin-bottom: 1.5rem; line-height: 1.2; }
        h2 { font-size: 2.2rem; color: #388e3c; margin: 2.5rem 0 1rem; padding-bottom: 0.5rem; border-bottom: 2px solid #c8e6c9; }
        h3 { font-size: 1.7rem; color: #43a047; margin: 2rem 0 1rem; }
        h4 { font-size: 1.3rem; color: #4caf50; margin: 1.5rem 0 0.8rem; }
        p { margin-bottom: 1.2rem; text-align: justify; }
        .lead { font-size: 1.3rem; color: #555; font-weight: 300; }
        .highlight { background-color: #e8f5e9; padding: 0.2rem 0.4rem; border-radius: 3px; font-weight: 600; }
        .emoji { font-size: 1.2em; margin-right: 0.3rem; }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content { grid-template-columns: 1fr; }
        }
        .site-header {
            background: linear-gradient(135deg, #1b5e20 0%, #388e3c 100%);
            color: white;
            position: fixed;
            top: 0;
            width: 100%;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0,0,0,0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 1rem 20px;
        }
        .my-logo {
            font-family: 'Georgia', serif;
            font-size: 2rem;
            font-weight: bold;
            color: #fff;
            text-decoration: none;
            display: flex;
            align-items: center;
        }
        .my-logo:hover { color: #c8e6c9; }
        .my-logo::before { content: "🌿"; margin-right: 10px; font-size: 1.8rem; }
        .nav-desktop { display: flex; gap: 1.5rem; }
        .nav-desktop a {
            color: #e8f5e9;
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 0;
            position: relative;
            transition: color 0.3s;
        }
        .nav-desktop a:hover { color: #fff; }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: #c8e6c9;
            transition: width 0.3s;
        }
        .nav-desktop a:hover::after { width: 100%; }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background-color: #2e7d32;
            padding: 1rem;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: 0 5px 10px rgba(0,0,0,0.2);
        }
        .nav-mobile.active { display: flex; }
        .nav-mobile a {
            color: #e8f5e9;
            text-decoration: none;
            padding: 0.8rem;
            border-bottom: 1px solid #4caf50;
        }
        .nav-mobile a:hover { background-color: #43a047; }
        .breadcrumb {
            background-color: #e8f5e9;
            padding: 0.8rem 20px;
            font-size: 0.9rem;
            border-bottom: 1px solid #c8e6c9;
        }
        .breadcrumb a {
            color: #388e3c;
            text-decoration: none;
        }
        .breadcrumb a:hover { text-decoration: underline; }
        .breadcrumb span { color: #666; }
        .search-box {
            background-color: #fff;
            border: 2px solid #c8e6c9;
            border-radius: 50px;
            padding: 0.5rem 1.5rem;
            margin: 1.5rem 0;
            display: flex;
            max-width: 500px;
        }
        .search-box input {
            border: none;
            outline: none;
            flex-grow: 1;
            font-size: 1rem;
        }
        .search-box button {
            background: none;
            border: none;
            color: #388e3c;
            cursor: pointer;
            font-size: 1.2rem;
        }
        .search-box button:hover { color: #1b5e20; }
        .article-body { background-color: #fff; padding: 2.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: #777;
            font-size: 0.9rem;
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #eee;
        }
        .featured-img {
            margin: 2rem auto;
            border-radius: 8px;
            overflow: hidden;
            box-shadow: 0 8px 20px rgba(0,0,0,0.1);
        }
        .caption { font-size: 0.9rem; color: #666; text-align: center; margin-top: 0.5rem; font-style: italic; }
        .content-link {
            color: #2e7d32;
            text-decoration: none;
            font-weight: 600;
            border-bottom: 1px dashed #81c784;
            transition: all 0.3s;
        }
        .content-link:hover {
            color: #1b5e20;
            border-bottom-style: solid;
            background-color: #f1f8e9;
        }
        .sidebar { background-color: #fff; padding: 1.5rem; border-radius: 10px; box-shadow: 0 5px 15px rgba(0,0,0,0.05); }
        .sidebar h3 { font-size: 1.4rem; }
        .toc { margin: 1.5rem 0; }
        .toc ul { list-style: none; }
        .toc li { margin-bottom: 0.7rem; }
        .toc a { color: #555; text-decoration: none; display: block; padding: 0.3rem 0; border-left: 3px solid transparent; transition: all 0.3s; }
        .toc a:hover { color: #2e7d32; border-left-color: #4caf50; padding-left: 10px; }
        .interaction-section { margin-top: 3rem; padding-top: 2rem; border-top: 2px solid #e0e0e0; }
        .rating-widget { margin-bottom: 2rem; }
        .stars { display: flex; gap: 5px; margin: 10px 0; }
        .star { font-size: 1.8rem; color: #ddd; cursor: pointer; transition: color 0.2s; }
        .star.active, .star:hover { color: #ffc107; }
        .form-group { margin-bottom: 1.5rem; }
        .form-group label { display: block; margin-bottom: 0.5rem; font-weight: 600; color: #555; }
        .form-group input, .form-group textarea, .form-group select {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-family: inherit;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus, .form-group textarea:focus, .form-group select:focus {
            outline: none;
            border-color: #4caf50;
            box-shadow: 0 0 0 2px rgba(76, 175, 80, 0.2);
        }
        .btn {
            background-color: #4caf50;
            color: white;
            border: none;
            padding: 0.9rem 2rem;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s, transform 0.2s;
        }
        .btn:hover {
            background-color: #388e3c;
            transform: translateY(-2px);
        }
        .site-footer {
            background-color: #2e7d32;
            color: #e8f5e9;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 2rem;
        }
        .footer-logo { flex: 1; min-width: 250px; }
        .footer-links { flex: 2; display: flex; flex-wrap: wrap; gap: 2rem; }
        .footer-col { flex: 1; min-width: 180px; }
        .footer-col h4 { color: #c8e6c9; margin-bottom: 1.2rem; }
        .footer-col a {
            color: #e8f5e9;
            text-decoration: none;
            display: block;
            margin-bottom: 0.7rem;
            transition: color 0.3s;
        }
        .footer-col a:hover { color: #fff; text-decoration: underline; }
        friend-link {
            display: block;
            background-color: #1b5e20;
            padding: 1rem;
            border-radius: 5px;
            margin-top: 1rem;
            border-left: 4px solid #4caf50;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid #388e3c;
            color: #a5d6a7;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            body { padding-top: 70px; }
            h1 { font-size: 2.2rem; }
            h2 { font-size: 1.8rem; }
            .header-container { padding: 0.8rem 20px; }
            .nav-desktop { display: none; }
            .hamburger { display: block; }
            .article-body { padding: 1.5rem; }
            .article-meta { flex-direction: column; gap: 0.5rem; }
        }