:root {
            --primary-dark: #1a472a;
            --primary-green: #2e6930;
            --accent-brown: #8b4513;
            --accent-gold: #d4af37;
            --light-bg: #f5f5f0;
            --dark-text: #222;
            --light-text: #eee;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--light-bg);
            color: var(--dark-text);
            line-height: 1.7;
            max-width: 100vw;
            overflow-x: hidden;
        }
        a {
            color: var(--primary-green);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent-brown);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(to right, var(--primary-dark), var(--primary-green));
            color: var(--light-text);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo a {
            color: var(--accent-gold);
            font-size: 2.2rem;
            font-weight: 800;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Georgia', serif;
            text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
        }
        .logo a:hover {
            text-decoration: none;
            color: #fff;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: var(--light-text);
            font-weight: 600;
            padding: 0.5rem;
            border-radius: 4px;
        }
        nav a:hover, nav a:focus {
            background-color: rgba(255,255,255,0.2);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: #e9e9e9;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary-dark);
        }
        .breadcrumb a::after {
            content: " / ";
            margin: 0 5px;
            color: #777;
        }
        .breadcrumb a:last-child::after {
            content: "";
        }
        .hero {
            background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), url('https://images.unsplash.com/photo-1504851149312-7a075b496cc7?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            text-align: center;
            padding: 4rem 1rem;
            margin-bottom: 3rem;
            border-radius: 0 0 10px 10px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 1rem;
            text-shadow: 2px 2px 8px rgba(0,0,0,0.8);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 2rem;
            opacity: 0.9;
        }
        .search-box {
            max-width: 600px;
            margin: 2rem auto;
            padding: 1rem;
            background: white;
            border-radius: 50px;
            box-shadow: var(--shadow);
            display: flex;
        }
        .search-box input {
            flex: 1;
            padding: 1rem 1.5rem;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1.1rem;
            outline: none;
        }
        .search-box button {
            background: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: var(--primary-dark);
        }
        main {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
            margin-bottom: 3rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
        }
        .content article {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .content h2 {
            color: var(--primary-dark);
            border-bottom: 3px solid var(--accent-gold);
            padding-bottom: 0.5rem;
            margin: 2rem 0 1.5rem;
            font-size: 2.2rem;
        }
        .content h3 {
            color: var(--primary-green);
            margin: 1.8rem 0 1rem;
            font-size: 1.8rem;
        }
        .content h4 {
            color: var(--accent-brown);
            margin: 1.5rem 0 0.8rem;
            font-size: 1.4rem;
        }
        .content p {
            margin-bottom: 1.2rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .content strong {
            color: var(--primary-dark);
            font-weight: 700;
        }
        .highlight-box {
            background: #f0f8f0;
            border-left: 5px solid var(--primary-green);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .image-container {
            margin: 2rem 0;
            text-align: center;
        }
        .image-container img {
            border-radius: 10px;
            box-shadow: var(--shadow);
            max-height: 500px;
            object-fit: cover;
            width: 100%;
        }
        .image-container figcaption {
            margin-top: 0.5rem;
            font-style: italic;
            color: #666;
        }
        .update-time {
            background-color: #fff8e1;
            padding: 1rem;
            border-radius: 8px;
            text-align: center;
            margin-top: 2rem;
            font-weight: bold;
            color: var(--accent-brown);
        }
        sidebar {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        sidebar h3 {
            color: var(--primary-dark);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent-gold);
        }
        .quick-links ul {
            list-style: none;
        }
        .quick-links li {
            margin-bottom: 0.8rem;
        }
        .quick-links a {
            display: block;
            padding: 0.8rem;
            background: #f9f9f9;
            border-radius: 5px;
            border-left: 4px solid var(--primary-green);
        }
        .quick-links a:hover {
            background: #e9f5e9;
            text-decoration: none;
            border-left-color: var(--accent-brown);
        }
        .user-interaction {
            background: white;
            padding: 2.5rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin-top: 3rem;
        }
        .interaction-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin-top: 1.5rem;
        }
        .rating-box, .comment-box {
            background: #f9f9f9;
            padding: 1.5rem;
            border-radius: 8px;
        }
        .stars {
            font-size: 1.8rem;
            color: #ffc107;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars span {
            margin-right: 5px;
        }
        .stars span:hover {
            transform: scale(1.2);
        }
        form label {
            display: block;
            margin-top: 1rem;
            font-weight: bold;
        }
        form input, form textarea {
            width: 100%;
            padding: 0.8rem;
            margin-top: 0.5rem;
            border: 1px solid #ccc;
            border-radius: 5px;
            font-size: 1rem;
        }
        form button {
            background: var(--primary-green);
            color: white;
            border: none;
            padding: 1rem 2rem;
            border-radius: 5px;
            margin-top: 1rem;
            cursor: pointer;
            font-weight: bold;
            transition: var(--transition);
        }
        form button:hover {
            background: var(--primary-dark);
        }
        footer {
            background: var(--primary-dark);
            color: var(--light-text);
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h4 {
            color: var(--accent-gold);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 0.8rem;
            margin-bottom: 0.8rem;
            border-radius: 5px;
            transition: var(--transition);
        }
        friend-link:hover {
            background: rgba(255,255,255,0.1);
        }
        friend-link a {
            color: #b3d9b3;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary-dark);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 1rem;
                box-shadow: var(--shadow);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .hero h1 {
                font-size: 2.5rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .content article {
                padding: 1.5rem;
            }
            .content h2 {
                font-size: 1.9rem;
            }
        }