:root {
            --primary: #1a472a;
            --secondary: #d4af37;
            --accent: #0d3b66;
            --light: #f8f9fa;
            --dark: #212529;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --transition: all 0.3s ease;
            --border-radius: 8px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--dark);
            background-color: #fff;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        a {
            text-decoration: none;
            color: var(--primary);
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .btn {
            display: inline-block;
            padding: 12px 28px;
            background: var(--primary);
            color: white;
            border: none;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn:hover {
            background: var(--secondary);
            color: var(--dark);
            transform: translateY(-2px);
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2rem;
            font-weight: 800;
            color: var(--primary);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--secondary);
        }
        .my-logo span {
            color: var(--secondary);
        }
        .search-box {
            display: flex;
            flex: 0 1 400px;
        }
        .search-box input {
            flex: 1;
            padding: 12px 15px;
            border: 2px solid #e9ecef;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 20px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.5rem;
            color: var(--primary);
            cursor: pointer;
        }
        nav {
            background: var(--accent);
        }
        .nav-list {
            display: flex;
            list-style: none;
            justify-content: center;
        }
        .nav-list li {
            position: relative;
        }
        .nav-list a {
            display: block;
            color: white;
            padding: 18px 22px;
            font-weight: 500;
        }
        .nav-list a:hover {
            background: rgba(255,255,255,0.1);
            color: var(--secondary);
        }
        .breadcrumb {
            padding: 15px 0;
            background: #f8f9fa;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--gray);
        }
        .breadcrumb a:last-child {
            color: var(--primary);
            font-weight: 600;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #adb5bd;
        }
        main {
            padding: 40px 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        article {
            background: white;
            border-radius: var(--border-radius);
            overflow: hidden;
        }
        .article-header {
            padding: 40px;
            background: linear-gradient(135deg, var(--primary), var(--accent));
            color: white;
            text-align: center;
        }
        .article-header h1 {
            font-size: 2.8rem;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 0.9rem;
            opacity: 0.9;
            margin-top: 20px;
        }
        .content {
            padding: 40px;
        }
        .content > * {
            margin-bottom: 1.8rem;
        }
        h2 {
            color: var(--primary);
            font-size: 2rem;
            margin-top: 2.5rem;
            margin-bottom: 1rem;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--secondary);
        }
        h3 {
            color: var(--accent);
            font-size: 1.6rem;
            margin-top: 2rem;
            margin-bottom: 1rem;
        }
        h4 {
            color: var(--dark);
            font-size: 1.3rem;
            margin-top: 1.5rem;
            margin-bottom: 0.8rem;
        }
        p {
            font-size: 1.1rem;
            line-height: 1.8;
            text-align: justify;
        }
        .highlight {
            background: #fff9e6;
            border-left: 4px solid var(--secondary);
            padding: 20px;
            margin: 25px 0;
            font-style: italic;
        }
        .image-wrapper {
            margin: 30px 0;
            text-align: center;
        }
        .image-wrapper img {
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: 0 auto;
        }
        .caption {
            font-size: 0.9rem;
            color: var(--gray);
            margin-top: 10px;
            font-style: italic;
        }
        ul, ol {
            padding-left: 2rem;
            margin: 1.5rem 0;
        }
        li {
            margin-bottom: 0.8rem;
        }
        strong {
            color: var(--primary);
        }
        .internal-links {
            background: #f8f9fa;
            padding: 25px;
            border-radius: var(--border-radius);
            margin: 30px 0;
        }
        .internal-links h3 {
            margin-top: 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 10px;
            list-style: none;
            padding-left: 0;
        }
        .internal-links li a {
            display: block;
            padding: 10px 15px;
            background: white;
            border-radius: 5px;
            border: 1px solid #dee2e6;
        }
        .internal-links li a:hover {
            border-color: var(--secondary);
            transform: translateX(5px);
        }
        aside {
            background: white;
            border-radius: var(--border-radius);
            padding: 25px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 30px;
        }
        .widget h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 1px solid #e9ecef;
        }
        .rating-widget form, .comment-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-widget input, .comment-widget input, .comment-widget textarea {
            padding: 12px;
            border: 1px solid #dee2e6;
            border-radius: var(--border-radius);
            font-family: inherit;
        }
        .comment-widget textarea {
            min-height: 120px;
            resize: vertical;
        }
        .stars {
            display: flex;
            gap: 5px;
            justify-content: center;
            font-size: 1.5rem;
            color: #ffc107;
            margin: 10px 0;
        }
        .stars i {
            cursor: pointer;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: white;
            margin-bottom: 15px;
        }
        .footer-links h4 {
            color: var(--secondary);
            font-size: 1.2rem;
            margin-bottom: 20px;
        }
        .footer-links ul {
            list-style: none;
            padding-left: 0;
        }
        .footer-links li {
            margin-bottom: 10px;
        }
        .footer-links a {
            color: #adb5bd;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 20px 0;
            text-align: center;
        }
        friend-link a {
            color: var(--secondary);
            font-weight: 600;
            font-size: 1.1rem;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #495057;
            color: #adb5bd;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            .article-header h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .header-top {
                flex-wrap: wrap;
                gap: 15px;
            }
            .search-box {
                order: 3;
                flex: 1 0 100%;
                margin-top: 10px;
            }
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                text-align: center;
            }
            .nav-list.active {
                display: flex;
            }
            .nav-list a {
                padding: 15px;
            }
            .article-header {
                padding: 30px 20px;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .content {
                padding: 30px 20px;
            }
            .footer-content {
                grid-template-columns: 1fr;
                text-align: center;
            }
        }