* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #0033A0;
            --secondary: #FFD100;
            --accent: #DA291C;
            --light: #F8F9FA;
            --dark: #212529;
            --gray: #6C757D;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 3rem;
            --spacing-xl: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--dark);
            background-color: #fff;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--accent);
        }
        ul {
            list-style: none;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary) 0%, #0047BA 100%);
            color: white;
            padding: var(--spacing-sm) 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.8rem;
            font-weight: 700;
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: var(--spacing-xs);
        }
        .my-logo:hover {
            color: white;
            transform: scale(1.02);
        }
        .my-logo i {
            font-size: 2rem;
        }
        .main-nav ul {
            display: flex;
            gap: var(--spacing-md);
        }
        .main-nav a {
            color: white;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
        }
        .main-nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            margin: var(--spacing-sm) 0;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            flex-wrap: wrap;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: var(--gray);
        }
        .search-container {
            background: linear-gradient(to right, var(--secondary), #FFE066);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-md) 0;
            text-align: center;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-btn {
            background-color: var(--primary);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #002A7A;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
            margin: var(--spacing-lg) 0;
        }
        article {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1 {
            color: var(--primary);
            font-size: 2.5rem;
            margin-bottom: var(--spacing-md);
            line-height: 1.2;
            border-bottom: 3px solid var(--secondary);
            padding-bottom: var(--spacing-sm);
        }
        h2 {
            color: var(--primary);
            font-size: 2rem;
            margin: var(--spacing-lg) 0 var(--spacing-md);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--light);
        }
        h3 {
            color: var(--dark);
            font-size: 1.5rem;
            margin: var(--spacing-md) 0 var(--spacing-sm);
        }
        h4 {
            color: var(--gray);
            font-size: 1.2rem;
            margin: var(--spacing-sm) 0;
        }
        p {
            margin-bottom: var(--spacing-md);
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: rgba(255, 209, 0, 0.15);
            border-left: 4px solid var(--secondary);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .featured-image {
            width: 100%;
            height: 400px;
            object-fit: cover;
            border-radius: var(--border-radius);
            margin: var(--spacing-md) 0;
            box-shadow: var(--shadow);
        }
        .internal-links {
            background-color: var(--light);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-md) 0;
        }
        .internal-links h3 {
            color: var(--primary);
            margin-top: 0;
        }
        .internal-links ul {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: var(--spacing-sm);
        }
        .internal-links li {
            padding: 0.5rem;
        }
        .internal-links a {
            display: block;
            padding: 0.5rem;
            background: white;
            border-radius: var(--border-radius);
            border: 1px solid #dee2e6;
            transition: var(--transition);
        }
        .internal-links a:hover {
            border-color: var(--primary);
            transform: translateY(-3px);
            box-shadow: var(--shadow);
        }
        .sidebar {
            background: var(--light);
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            height: fit-content;
            position: sticky;
            top: 120px;
        }
        .sidebar-widget {
            margin-bottom: var(--spacing-lg);
        }
        .sidebar-widget h3 {
            color: var(--primary);
            font-size: 1.3rem;
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--secondary);
        }
        .rating-section, .comments-section {
            background: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            margin: var(--spacing-lg) 0;
            box-shadow: var(--shadow);
        }
        .rating-form, .comment-form {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
            margin-top: var(--spacing-md);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.5rem;
            color: var(--secondary);
            margin: var(--spacing-sm) 0;
        }
        .star-rating i {
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating i:hover {
            transform: scale(1.2);
        }
        textarea, input[type="text"], input[type="email"] {
            width: 100%;
            padding: 0.8rem;
            border: 1px solid #ced4da;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
        }
        button[type="submit"] {
            background: linear-gradient(to right, var(--primary), var(--accent));
            color: white;
            border: none;
            padding: 0.8rem 1.5rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
            align-self: flex-start;
        }
        button[type="submit"]:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0, 51, 160, 0.2);
        }
        .site-footer {
            background-color: var(--dark);
            color: white;
            padding: var(--spacing-xl) 0 var(--spacing-lg);
            margin-top: var(--spacing-xl);
            border-radius: var(--border-radius) var(--border-radius) 0 0;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-lg);
        }
        .footer-links h3 {
            color: var(--secondary);
            margin-bottom: var(--spacing-sm);
            font-size: 1.2rem;
        }
        .footer-links ul {
            display: flex;
            flex-direction: column;
            gap: 0.5rem;
        }
        .footer-links a {
            color: #adb5bd;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        friend-link {
            display: inline-block;
            background-color: rgba(255, 255, 255, 0.1);
            padding: 0.5rem 1rem;
            margin: 0.25rem;
            border-radius: var(--border-radius);
            border: 1px solid rgba(255, 255, 255, 0.2);
            transition: var(--transition);
        }
        friend-link:hover {
            background-color: rgba(255, 209, 0, 0.2);
            border-color: var(--secondary);
            transform: translateY(-2px);
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            color: #adb5bd;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .sidebar {
                position: static;
                margin-top: var(--spacing-lg);
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.7rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .main-nav {
                width: 100%;
                margin-top: var(--spacing-sm);
                display: none;
            }
            .main-nav.active {
                display: block;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 0.8rem;
                border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            }
            .hamburger {
                display: block;
                position: absolute;
                top: var(--spacing-sm);
                right: var(--spacing-sm);
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--border-radius);
                margin-bottom: 0.5rem;
            }
            .search-btn {
                border-radius: var(--border-radius);
                padding: 0.8rem;
            }
            .featured-image {
                height: 250px;
            }
        }
        .text-center {
            text-align: center;
        }
        .mb-1 { margin-bottom: var(--spacing-xs); }
        .mb-2 { margin-bottom: var(--spacing-sm); }
        .mb-3 { margin-bottom: var(--spacing-md); }
        .mb-4 { margin-bottom: var(--spacing-lg); }
        .mb-5 { margin-bottom: var(--spacing-xl); }
        .emoji {
            font-size: 1.2em;
            margin-right: 0.3rem;
        }
        strong {
            color: var(--primary);
        }
        .update-time {
            background-color: #e7f5ff;
            padding: var(--spacing-sm);
            border-radius: var(--border-radius);
            font-size: 0.9rem;
            color: var(--primary);
            margin-bottom: var(--spacing-md);
            display: inline-flex;
            align-items: center;
            gap: 0.5rem;
        }