* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-dark: #1a365d;
            --primary: #2d4b8e;
            --primary-light: #4a6fbb;
            --accent: #e6af2e;
            --accent-light: #f7d070;
            --light: #f8f9fa;
            --gray: #6c757d;
            --dark: #212529;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #f0f2f5;
            color: var(--dark);
            line-height: 1.7;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-light);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-dark), var(--primary));
            color: white;
            padding: 1rem 0;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--accent-light), white);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .my-logo:hover {
            opacity: 0.9;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .nav-links a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--accent);
            transition: width 0.3s ease;
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 1rem 0;
            background-color: white;
            border-bottom: 1px solid #eee;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '/';
            margin-left: 0.5rem;
            color: var(--gray);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
            padding: 2rem 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        aside {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-dark);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 5px solid var(--accent);
            padding-bottom: 0.5rem;
        }
        h2 {
            color: var(--primary);
            font-size: 2rem;
            margin: 2.5rem 0 1rem;
            padding-top: 1rem;
            border-top: 1px solid #eee;
        }
        h3 {
            color: var(--primary-light);
            font-size: 1.5rem;
            margin: 1.8rem 0 0.8rem;
        }
        h4 {
            color: var(--gray);
            font-size: 1.2rem;
            margin: 1.5rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        strong {
            color: var(--primary);
            font-weight: 700;
        }
        em {
            color: var(--primary-light);
            font-style: italic;
        }
        blockquote {
            border-left: 4px solid var(--accent);
            padding-left: 1.5rem;
            margin: 1.5rem 0;
            color: var(--gray);
            font-style: italic;
            background-color: #f9f9f9;
            padding: 1.5rem;
            border-radius: 0 8px 8px 0;
        }
        .intro {
            font-size: 1.2rem;
            background: linear-gradient(to right, #f8f9fa, #e9ecef);
            padding: 1.5rem;
            border-radius: 8px;
            margin-bottom: 2rem;
            border-left: 5px solid var(--primary);
        }
        .last-updated {
            text-align: right;
            font-size: 0.9rem;
            color: var(--gray);
            margin-bottom: 2rem;
            padding-bottom: 1rem;
            border-bottom: 1px dashed #ddd;
        }
        .article-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 1.5rem 0;
            box-shadow: 0 6px 15px rgba(0,0,0,0.1);
            border: 5px solid white;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray);
            margin-top: -0.5rem;
            margin-bottom: 1.5rem;
        }
        ul, ol {
            padding-left: 2rem;
            margin-bottom: 1.2rem;
        }
        .internal-link {
            background-color: #eef5ff;
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            border: 1px solid #c5d8ff;
        }
        .internal-link:hover {
            background-color: #d9e8ff;
        }
        .search-form {
            display: flex;
            margin-bottom: 1rem;
        }
        .search-form input {
            flex: 1;
            padding: 0.8rem;
            border: 2px solid #ddd;
            border-radius: 6px 0 0 6px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 6px 6px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: var(--primary-dark);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ddd;
            margin: 1rem 0;
            cursor: pointer;
        }
        .stars .star {
            transition: var(--transition);
        }
        .stars .star:hover,
        .stars .star.active {
            color: var(--accent);
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            resize: vertical;
            min-height: 120px;
            margin-bottom: 1rem;
        }
        .btn {
            display: inline-block;
            background-color: var(--primary);
            color: white;
            padding: 0.8rem 1.8rem;
            border-radius: 6px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background-color: var(--primary-dark);
            transform: translateY(-3px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
        }
        .btn-accent {
            background-color: var(--accent);
            color: var(--dark);
        }
        .btn-accent:hover {
            background-color: var(--accent-light);
        }
        footer {
            background-color: var(--primary-dark);
            color: white;
            padding: 3rem 0 2rem;
            margin-top: 3rem;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .friend-links {
            display: flex;
            flex-wrap: wrap;
            gap: 1.5rem;
            justify-content: center;
        }
        friend-link {
            display: inline-block;
            background-color: rgba(255,255,255,0.1);
            padding: 0.8rem 1.5rem;
            border-radius: 6px;
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(255,255,255,0.2);
            transform: scale(1.05);
        }
        friend-link a {
            color: white;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #ccc;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background-color: var(--primary-dark);
                padding: 1rem;
                display: none;
                box-shadow: var(--shadow);
            }
            .nav-links.active {
                display: flex;
            }
            .nav-links li {
                width: 100%;
            }
            .nav-links a {
                display: block;
                padding: 0.8rem;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
            article {
                padding: 1.5rem;
            }
        }