:root {
            --primary-blue: #0a2463;
            --accent-gold: #ffb347;
            --dark-bg: #121212;
            --light-bg: #f5f5f7;
            --text-dark: #333;
            --text-light: #eee;
            --card-shadow: 0 8px 30px rgba(0, 0, 0, 0.12);
            --transition: all 0.3s ease;
        }
        * {
            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-color: var(--light-bg);
            overflow-x: hidden;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #1a365d 100%);
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            max-width: 1280px;
            margin: 0 auto;
            padding: 0 2rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo a {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--accent-gold);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Trebuchet MS', sans-serif;
            text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
            transition: var(--transition);
        }
        .my-logo a:hover {
            color: #fff;
            transform: scale(1.03);
        }
        .desktop-nav ul {
            display: flex;
            gap: 2.5rem;
            list-style: none;
        }
        .desktop-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .desktop-nav a:hover,
        .desktop-nav a.active {
            color: var(--accent-gold);
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background: var(--accent-gold);
            transition: width 0.3s ease;
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: var(--dark-bg);
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            padding: 1rem 2rem;
            box-shadow: 0 10px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .mobile-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-size: 1.2rem;
            display: block;
            padding: 0.5rem 0;
            border-bottom: 1px solid #333;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 1rem 2rem;
            font-size: 0.95rem;
            max-width: 1280px;
            margin: 0 auto;
        }
        .breadcrumb a {
            color: var(--primary-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            color: #666;
            margin: 0 0.5rem;
        }
        .main-container {
            max-width: 1280px;
            margin: 2rem auto;
            padding: 0 2rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        @media (max-width: 1024px) {
            .main-container {
                grid-template-columns: 1fr;
            }
        }
        article {
            background: white;
            border-radius: 16px;
            padding: 3rem;
            box-shadow: var(--card-shadow);
        }
        h1 {
            font-size: 3.2rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 5px solid var(--accent-gold);
            padding-bottom: 1rem;
        }
        h2 {
            font-size: 2.4rem;
            color: #1a365d;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 3px solid #e2e8f0;
        }
        h3 {
            font-size: 1.8rem;
            color: #2d3748;
            margin: 2rem 0 1rem;
        }
        h4 {
            font-size: 1.4rem;
            color: #4a5568;
            margin: 1.5rem 0 0.75rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.125rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.3rem;
            font-weight: 500;
            color: #2d3748;
            background: #f7fafc;
            padding: 1.5rem;
            border-left: 6px solid var(--accent-gold);
            border-radius: 8px;
            margin-bottom: 2.5rem;
        }
        .highlight {
            background: linear-gradient(120deg, #ffb34722 0%, #ffcc3322 100%);
            padding: 2rem;
            border-radius: 12px;
            border: 2px dashed var(--accent-gold);
            margin: 2rem 0;
        }
        .meta-stats {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .stat-card {
            background: #f8f9fa;
            padding: 1.5rem;
            border-radius: 12px;
            text-align: center;
            border-top: 5px solid var(--primary-blue);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: var(--card-shadow);
        }
        .stat-card h4 {
            color: var(--primary-blue);
            margin-bottom: 0.5rem;
        }
        .stat-card .number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--accent-gold);
        }
        .featured-image {
            width: 100%;
            margin: 2.5rem 0;
            border-radius: 16px;
            overflow: hidden;
            box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 1rem;
            background: #f9f9f9;
            font-size: 0.95rem;
        }
        .content-link {
            color: var(--primary-blue);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted var(--accent-gold);
            padding-bottom: 2px;
            transition: var(--transition);
        }
        .content-link:hover {
            color: #ff8c00;
            border-bottom-style: solid;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .sidebar-widget {
            background: white;
            border-radius: 16px;
            padding: 2rem;
            box-shadow: var(--card-shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.5rem;
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            padding-bottom: 0.75rem;
            border-bottom: 2px solid #e2e8f0;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            flex-grow: 1;
            padding: 1rem;
            border: 2px solid #cbd5e0;
            border-radius: 10px 0 0 10px;
            font-size: 1rem;
        }
        .search-box button {
            background: var(--primary-blue);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 10px 10px 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-box button:hover {
            background: #0d3b8c;
        }
        .related-links ul {
            list-style: none;
        }
        .related-links li {
            margin-bottom: 1rem;
            padding-bottom: 1rem;
            border-bottom: 1px solid #edf2f7;
        }
        .related-links a {
            color: #2d3748;
            text-decoration: none;
            display: flex;
            align-items: center;
            transition: var(--transition);
        }
        .related-links a:hover {
            color: var(--primary-blue);
            transform: translateX(5px);
        }
        .related-links i {
            color: var(--accent-gold);
            margin-right: 10px;
        }
        .update-time {
            text-align: center;
            color: #718096;
            font-size: 0.95rem;
        }
        .update-time .time {
            font-weight: bold;
            color: var(--primary-blue);
        }
        .rating-widget,
        .comment-widget {
            margin-top: 3rem;
            padding-top: 2rem;
            border-top: 3px solid #e2e8f0;
        }
        .rating-form,
        .comment-form {
            background: #f8fafc;
            padding: 2rem;
            border-radius: 12px;
            margin-top: 1.5rem;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 0.875rem;
            border: 2px solid #cbd5e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: border 0.3s;
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--primary-blue);
        }
        .stars {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #cbd5e0;
            cursor: pointer;
            transition: color 0.2s;
        }
        .star.active,
        .star:hover {
            color: var(--accent-gold);
        }
        .submit-btn {
            background: linear-gradient(to right, var(--primary-blue), #1a365d);
            color: white;
            border: none;
            padding: 1rem 2.5rem;
            border-radius: 10px;
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: block;
            margin: 0 auto;
        }
        .submit-btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 14px rgba(10, 36, 99, 0.25);
        }
        .site-footer {
            background: var(--dark-bg);
            color: var(--text-light);
            padding: 3rem 2rem 1.5rem;
            margin-top: 4rem;
        }
        .footer-container {
            max-width: 1280px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 3rem;
        }
        .footer-section h4 {
            color: var(--accent-gold);
            font-size: 1.4rem;
            margin-bottom: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.75rem;
        }
        .footer-links a {
            color: #cbd5e0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255, 179, 71, 0.1);
            border: 1px solid var(--accent-gold);
            padding: 1rem;
            border-radius: 8px;
            margin: 1rem 0;
        }
        friend-link a {
            color: var(--accent-gold);
            font-weight: 600;
            text-decoration: none;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid #2d3748;
            color: #a0aec0;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0 1rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .main-container,
            .breadcrumb {
                padding: 0 1rem;
            }
            article {
                padding: 2rem 1.5rem;
            }
            h1 {
                font-size: 2.5rem;
            }
            h2 {
                font-size: 2rem;
            }
            .intro {
                font-size: 1.1rem;
                padding: 1rem;
            }
        }
        @media (max-width: 480px) {
            h1 {
                font-size: 2rem;
            }
            .meta-stats {
                grid-template-columns: 1fr;
            }
            .stat-card .number {
                font-size: 2rem;
            }
        }
        @keyframes fadeInUp {
            from {
                opacity: 0;
                transform: translateY(20px);
            }
            to {
                opacity: 1;
                transform: translateY(0);
            }
        }
        article,
        .sidebar-widget {
            animation: fadeInUp 0.6s ease-out;
        }