:root {
            --primary-blue: #0047ab;
            --secondary-red: #ff4d4d;
            --accent-yellow: #ffde59;
            --dark-gray: #2c3e50;
            --light-gray: #ecf0f1;
            --text-dark: #333;
            --text-light: #f8f9fa;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 12px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-dark);
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: var(--dark-gray);
            color: var(--text-light);
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-yellow);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .my-logo:hover {
            transform: scale(1.05);
            color: white;
        }
        .my-logo i {
            color: var(--secondary-red);
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 16px;
            border-radius: 6px;
            transition: var(--transition);
        }
        nav a:hover, nav a.active {
            background-color: var(--primary-blue);
            color: var(--accent-yellow);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            background-color: rgba(255, 255, 255, 0.9);
            border-bottom: 1px solid #ddd;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb a {
            color: var(--primary-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 30px 0;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary-blue);
            font-size: 2.8rem;
            margin-bottom: 25px;
            line-height: 1.2;
            border-bottom: 4px solid var(--accent-yellow);
            padding-bottom: 15px;
        }
        h2 {
            color: var(--dark-gray);
            font-size: 2rem;
            margin: 40px 0 20px;
            padding-left: 15px;
            border-left: 5px solid var(--secondary-red);
        }
        h3 {
            color: var(--primary-blue);
            font-size: 1.6rem;
            margin: 30px 0 15px;
        }
        h4 {
            color: var(--dark-gray);
            font-size: 1.3rem;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .lead {
            font-size: 1.3rem;
            color: var(--dark-gray);
            font-weight: 600;
            background-color: #e8f4fc;
            padding: 20px;
            border-radius: 10px;
            margin-bottom: 30px;
            border-left: 5px solid var(--primary-blue);
        }
        .highlight {
            background-color: #fff9e6;
            padding: 25px;
            border-radius: 10px;
            border: 2px dashed var(--accent-yellow);
            margin: 30px 0;
        }
        .highlight h3 {
            color: #e67e22;
            margin-top: 0;
        }
        .stat-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #0047ab, #0066cc);
            color: white;
            padding: 25px;
            border-radius: 10px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-number {
            font-size: 3rem;
            font-weight: 800;
            display: block;
            margin-bottom: 10px;
        }
        .stat-label {
            font-size: 1.2rem;
            opacity: 0.9;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: 30px 0;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
        }
        .internal-link {
            color: var(--primary-blue);
            font-weight: 600;
            text-decoration: none;
            border-bottom: 2px dotted var(--primary-blue);
            padding-bottom: 2px;
            transition: var(--transition);
        }
        .internal-link:hover {
            color: var(--secondary-red);
            border-bottom-style: solid;
        }
        .quote {
            font-style: italic;
            font-size: 1.3rem;
            color: var(--dark-gray);
            border-left: 5px solid var(--accent-yellow);
            padding-left: 25px;
            margin: 30px 0;
        }
        .author {
            display: block;
            text-align: right;
            font-weight: bold;
            color: var(--primary-blue);
            margin-top: 10px;
        }
        aside {
            background-color: white;
            border-radius: var(--border-radius);
            padding: 30px;
            box-shadow: var(--shadow);
            align-self: start;
            position: sticky;
            top: 120px;
        }
        .widget {
            margin-bottom: 40px;
        }
        .widget-title {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent-yellow);
        }
        .search-form {
            display: flex;
            margin-bottom: 30px;
        }
        .search-form input {
            flex: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-form button {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background-color: #003380;
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffd700;
            margin: 15px 0;
            cursor: pointer;
        }
        .stars i {
            transition: var(--transition);
        }
        .stars i:hover, .stars i.active {
            transform: scale(1.2);
        }
        .rating-form button {
            background-color: var(--secondary-red);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            width: 100%;
            margin-top: 15px;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background-color: #ff3333;
        }
        .update-time {
            background-color: var(--light-gray);
            padding: 15px;
            border-radius: 8px;
            font-size: 0.9rem;
            color: #666;
            text-align: center;
            margin-top: 20px;
        }
        .comments-section {
            margin-top: 50px;
            background-color: white;
            border-radius: var(--border-radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .comment-form textarea {
            width: 100%;
            padding: 20px;
            border: 2px solid #ddd;
            border-radius: 8px;
            font-size: 1rem;
            margin-bottom: 20px;
            min-height: 150px;
            resize: vertical;
            font-family: inherit;
        }
        .comment-form button {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 8px;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: #003380;
        }
        footer {
            background-color: var(--dark-gray);
            color: var(--text-light);
            padding: 50px 0 20px;
            margin-top: 60px;
        }
        .footer-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        friend-link {
            display: block;
            background-color: rgba(255, 255, 255, 0.1);
            padding: 15px;
            border-radius: 8px;
            margin-bottom: 10px;
            transition: var(--transition);
        }
        friend-link a {
            color: var(--accent-yellow);
            text-decoration: none;
            font-weight: 600;
        }
        friend-link:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateX(5px);
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #555;
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            nav ul {
                display: none;
                flex-direction: column;
                width: 100%;
                background-color: var(--dark-gray);
                position: absolute;
                top: 100%;
                left: 0;
                padding: 20px;
                box-shadow: 0 10px 15px rgba(0,0,0,0.2);
            }
            nav ul.active {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            article, aside {
                padding: 25px;
            }
            .stat-box {
                grid-template-columns: 1fr;
            }
        }