:root {
            --primary-green: #1e7e34;
            --secondary-gold: #ffd700;
            --dark-bg: #0a290a;
            --light-bg: #f8fff8;
            --text-dark: #222;
            --text-light: #eaeaea;
            --accent-blue: #0066cc;
            --shadow: 0 4px 12px rgba(0, 80, 0, 0.15);
            --border-radius: 12px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        body {
            background-color: var(--light-bg);
            color: var(--text-dark);
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: var(--primary-green);
            transition: color 0.3s ease;
        }
        a:hover {
            color: var(--accent-blue);
        }
        .site-header {
            background: linear-gradient(135deg, var(--dark-bg) 0%, var(--primary-green) 100%);
            color: var(--text-light);
            padding: 1rem 2rem;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            max-width: 1400px;
            margin: 0 auto;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--secondary-gold);
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
            font-family: 'Arial Black', sans-serif;
        }
        .my-logo span {
            color: white;
            font-weight: 300;
        }
        .my-logo:hover {
            color: white;
        }
        .my-logo:hover span {
            color: var(--secondary-gold);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .main-nav a {
            color: var(--text-light);
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover, .main-nav a.active {
            background-color: rgba(255, 255, 255, 0.15);
            color: var(--secondary-gold);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: var(--secondary-gold);
        }
        .breadcrumb {
            background-color: #e9f7e9;
            padding: 0.8rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #c8e6c9;
        }
        .breadcrumb a {
            color: #555;
        }
        .breadcrumb a:hover {
            color: var(--primary-green);
        }
        .search-container {
            max-width: 800px;
            margin: 2rem auto;
            padding: 0 1rem;
        }
        .search-form {
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .search-input {
            flex-grow: 1;
            padding: 1rem 1.5rem;
            border: none;
            font-size: 1.1rem;
        }
        .search-button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            cursor: pointer;
            font-size: 1.1rem;
            transition: background 0.3s;
        }
        .search-button:hover {
            background-color: var(--dark-bg);
        }
        .main-container {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
        }
        .content-area {
            background: white;
            padding: 3rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            align-self: start;
        }
        .article-header {
            margin-bottom: 2.5rem;
            border-bottom: 3px solid var(--secondary-gold);
            padding-bottom: 1rem;
        }
        .article-header h1 {
            font-size: 2.8rem;
            color: var(--dark-bg);
            line-height: 1.2;
            margin-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            color: #666;
            font-size: 0.95rem;
            flex-wrap: wrap;
            gap: 1rem;
        }
        .update-time {
            color: var(--primary-green);
            font-weight: bold;
        }
        .content-area h2 {
            color: var(--primary-green);
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px dashed #c8e6c9;
            font-size: 2rem;
        }
        .content-area h3 {
            color: var(--dark-bg);
            margin: 2rem 0 1rem;
            font-size: 1.6rem;
        }
        .content-area h4 {
            color: #555;
            margin: 1.5rem 0 0.8rem;
            font-size: 1.3rem;
        }
        .content-area p {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--dark-bg);
            background-color: #f1f8f1;
            padding: 1.5rem;
            border-left: 5px solid var(--primary-green);
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background-color: #fff9e6;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            border: 1px solid var(--secondary-gold);
            margin: 2rem 0;
        }
        .highlight strong {
            color: var(--primary-green);
        }
        .content-area img {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 2rem auto;
            display: block;
            border: 5px solid white;
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -1rem;
            margin-bottom: 2rem;
        }
        .internal-links {
            background-color: #e8f5e9;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin: 2.5rem 0;
        }
        .internal-links h3 {
            margin-top: 0;
            color: var(--primary-green);
        }
        .internal-links ul {
            columns: 2;
            list-style-position: inside;
            color: #333;
        }
        .internal-links li {
            margin-bottom: 0.8rem;
            break-inside: avoid;
        }
        .user-interaction {
            margin: 3rem 0;
            padding: 2rem;
            background: linear-gradient(to right, #f8fff8, #e8f5e9);
            border-radius: var(--border-radius);
            border: 1px solid #c8e6c9;
        }
        .interaction-title {
            color: var(--dark-bg);
            margin-bottom: 1.5rem;
            text-align: center;
            font-size: 1.8rem;
        }
        .rating-container, .comment-form {
            margin-bottom: 2.5rem;
        }
        .star-rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            font-size: 2rem;
            margin: 1.5rem 0;
            color: #ddd;
            cursor: pointer;
        }
        .star-rating .fas:hover,
        .star-rating .fas.active {
            color: var(--secondary-gold);
        }
        .rating-form, .comment-form form {
            display: flex;
            flex-direction: column;
            gap: 1.2rem;
            max-width: 600px;
            margin: 0 auto;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-group label {
            font-weight: 600;
            color: #444;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 0.9rem;
            border: 1px solid #a5d6a7;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus {
            outline: none;
            border-color: var(--primary-green);
            box-shadow: 0 0 0 3px rgba(30, 126, 52, 0.2);
        }
        .submit-button {
            background-color: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 50px;
            font-size: 1.1rem;
            font-weight: bold;
            cursor: pointer;
            transition: all 0.3s;
            align-self: center;
            min-width: 180px;
        }
        .submit-button:hover {
            background-color: var(--dark-bg);
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(0, 0, 0, 0.15);
        }
        .sidebar h3 {
            color: var(--primary-green);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary-gold);
        }
        .sidebar-widget {
            margin-bottom: 2.5rem;
        }
        .sidebar-list {
            list-style: none;
        }
        .sidebar-list li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px dotted #ddd;
        }
        .sidebar-list li:last-child {
            border-bottom: none;
        }
        .site-footer {
            background-color: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 2rem 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
        }
        .footer-widget h4 {
            color: var(--secondary-gold);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.05);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            margin-top: 1.5rem;
        }
        friend-link a {
            color: #a5d6a7;
            display: inline-block;
            margin-right: 1rem;
            margin-bottom: 0.8rem;
        }
        friend-link a:hover {
            color: var(--secondary-gold);
            text-decoration: underline;
        }
        .copyright {
            text-align: center;
            margin-top: 3rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 1024px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
                order: 1;
            }
            .my-logo {
                order: 0;
                font-size: 1.8rem;
            }
            .main-nav {
                order: 2;
                flex-basis: 100%;
                margin-top: 1rem;
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0.5rem;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                border-radius: 8px;
            }
            .content-area {
                padding: 2rem 1.5rem;
            }
            .article-header h1 {
                font-size: 2.2rem;
            }
            .internal-links ul {
                columns: 1;
            }
            .footer-container {
                grid-template-columns: 1fr;
            }
        }