:root {
            --primary: #8B4513;
            --secondary: #D2691E;
            --accent: #F4A460;
            --light: #FAEBD7;
            --dark: #5C3317;
            --text: #333333;
            --text-light: #666666;
            --white: #FFFFFF;
            --shadow: rgba(139, 69, 19, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: linear-gradient(135deg, #fdfbfb 0%, #f5f5f5 100%);
            overflow-x: hidden;
        }
        .site-header {
            background: var(--white);
            box-shadow: 0 4px 12px var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
            padding: 1rem 0;
        }
        .header-container {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 0 2rem;
            flex-wrap: wrap;
        }
        .logo {
            font-family: 'Georgia', serif;
            font-size: 2.2rem;
            font-weight: 700;
            color: var(--primary);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            transition: var(--transition);
        }
        .logo:hover {
            color: var(--secondary);
            transform: scale(1.02);
        }
        .logo-icon {
            color: var(--accent);
            font-size: 2.5rem;
        }
        .main-nav {
            display: flex;
            gap: 2rem;
        }
        .nav-link {
            text-decoration: none;
            color: var(--dark);
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-link:hover,
        .nav-link.active {
            color: var(--primary);
            background: var(--light);
        }
        .nav-link::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            width: 0;
            height: 3px;
            background: var(--accent);
            transition: var(--transition);
            transform: translateX(-50%);
        }
        .nav-link:hover::after {
            width: 80%;
        }
        .mobile-toggle {
            display: none;
            background: none;
            border: none;
            font-size: 1.8rem;
            color: var(--primary);
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background: var(--light);
            padding: 1rem 2rem;
            border-bottom: 1px solid var(--accent);
        }
        .breadcrumb ol {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            text-decoration: none;
            color: var(--secondary);
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
            text-decoration: underline;
        }
        .breadcrumb .separator {
            margin: 0 0.5rem;
            color: var(--text-light);
        }
        .main-container {
            max-width: var(--max-width);
            margin: 3rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background: var(--white);
            border-radius: var(--border-radius);
            box-shadow: 0 6px 20px var(--shadow);
            padding: 3rem;
            overflow: hidden;
        }
        .article-title {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 1rem;
        }
        .article-meta {
            display: flex;
            gap: 2rem;
            margin-bottom: 2.5rem;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .meta-item {
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .section {
            margin-bottom: 3.5rem;
            scroll-margin-top: 2rem;
        }
        .section-title {
            font-size: 2rem;
            color: var(--secondary);
            margin: 2.5rem 0 1.5rem;
            padding-left: 1rem;
            border-left: 5px solid var(--primary);
        }
        .subsection-title {
            font-size: 1.6rem;
            color: var(--dark);
            margin: 2rem 0 1rem;
        }
        .article-text {
            margin-bottom: 1.5rem;
            text-align: justify;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent) 0%, transparent 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 600;
        }
        .key-point {
            background: var(--light);
            border-left: 4px solid var(--primary);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .strategy-box {
            background: #f8f9fa;
            border: 2px dashed var(--secondary);
            border-radius: var(--border-radius);
            padding: 2rem;
            margin: 2rem 0;
        }
        .strategy-title {
            color: var(--primary);
            font-size: 1.4rem;
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.75rem;
        }
        .image-container {
            margin: 2.5rem 0;
            text-align: center;
            position: relative;
        }
        .article-image {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: 0 8px 25px rgba(0,0,0,0.1);
            transition: var(--transition);
        }
        .article-image:hover {
            transform: scale(1.01);
            box-shadow: 0 12px 30px rgba(0,0,0,0.15);
        }
        .image-caption {
            margin-top: 1rem;
            font-style: italic;
            color: var(--text-light);
            font-size: 0.95rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: var(--white);
            border-radius: var(--border-radius);
            padding: 2rem;
            box-shadow: 0 4px 15px var(--shadow);
        }
        .widget-title {
            font-size: 1.4rem;
            color: var(--primary);
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--light);
        }
        .search-form {
            display: flex;
            margin-bottom: 1.5rem;
        }
        .search-input {
            flex: 1;
            padding: 0.85rem 1.2rem;
            border: 2px solid var(--light);
            border-right: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-input:focus {
            outline: none;
            border-color: var(--accent);
        }
        .search-button {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
            font-size: 1.1rem;
        }
        .search-button:hover {
            background: var(--secondary);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1.5rem 0;
            font-size: 2rem;
            color: #FFD700;
        }
        .star {
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover {
            transform: scale(1.2);
        }
        .rating-form {
            display: none;
            flex-direction: column;
            gap: 1rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .form-label {
            font-weight: 600;
            color: var(--dark);
        }
        .form-input,
        .form-textarea {
            padding: 0.85rem;
            border: 2px solid var(--light);
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-input:focus,
        .form-textarea:focus {
            outline: none;
            border-color: var(--accent);
        }
        .submit-button {
            background: var(--primary);
            color: var(--white);
            border: none;
            padding: 1rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            font-size: 1.1rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .submit-button:hover {
            background: var(--secondary);
            transform: translateY(-2px);
        }
        .comments-section {
            margin-top: 4rem;
            padding-top: 3rem;
            border-top: 2px solid var(--light);
        }
        .comment {
            background: var(--white);
            border-radius: var(--border-radius);
            padding: 1.5rem;
            margin-bottom: 1.5rem;
            border-left: 4px solid var(--accent);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 1rem;
            flex-wrap: wrap;
        }
        .comment-author {
            font-weight: 700;
            color: var(--primary);
        }
        .comment-date {
            color: var(--text-light);
            font-size: 0.9rem;
        }
        .web-links {
            background: var(--light);
            padding: 3rem 2rem;
            margin-top: 4rem;
        }
        .links-container {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.5rem;
        }
        .web-link {
            background: var(--white);
            padding: 1.2rem;
            border-radius: var(--border-radius);
            box-shadow: 0 4px 8px var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px var(--shadow);
        }
        .web-link a {
            text-decoration: none;
            color: var(--secondary);
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 0.75rem;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--primary);
        }
        .site-footer {
            background: var(--dark);
            color: var(--light);
            padding: 3rem 2rem 1.5rem;
        }
        .footer-container {
            max-width: var(--max-width);
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-section h3 {
            color: var(--white);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid var(--primary);
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.85rem;
        }
        .footer-links a {
            color: var(--light);
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .footer-links a:hover {
            color: var(--accent);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 3rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: rgba(255,255,255,0.7);
            font-size: 0.95rem;
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0 1rem;
            }
            .mobile-toggle {
                display: block;
            }
            .main-nav {
                display: none;
                width: 100%;
                flex-direction: column;
                margin-top: 1rem;
                gap: 0.5rem;
            }
            .main-nav.active {
                display: flex;
            }
            .nav-link {
                padding: 0.85rem;
                border-radius: var(--border-radius);
                background: var(--light);
            }
            .article-content {
                padding: 2rem 1.5rem;
            }
            .article-title {
                font-size: 2.2rem;
            }
            .section-title {
                font-size: 1.8rem;
            }
            .main-container {
                padding: 0 1rem;
                margin: 2rem auto;
            }
            .breadcrumb {
                padding: 1rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 1rem;
            }
        }
        @media print {
            .site-header,
            .sidebar,
            .search-form,
            .comments-section,
            .web-links,
            .site-footer {
                display: none;
            }
            .article-content {
                box-shadow: none;
                padding: 0;
            }
            body {
                background: none;
                color: #000;
            }
        }