:root {
            --primary-blue: #006994;
            --secondary-gold: #c9a84a;
            --dark-navy: #0a1428;
            --light-sand: #f5e8c8;
            --danger-red: #b0413e;
            --success-green: #4a7c59;
            --text-dark: #2c3e50;
            --text-light: #ecf0f1;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
            --border-radius: 8px;
            --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: 1.6;
            color: var(--text-dark);
            background-color: #f8f9fa;
            background-image: linear-gradient(to bottom, #e6f2ff 0%, #ffffff 100px);
        }
        .site-header {
            background-color: var(--dark-navy);
            color: var(--text-light);
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .my-logo a {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--secondary-gold);
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            background: linear-gradient(90deg, var(--secondary-gold), #fff);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            transition: var(--transition);
        }
        .my-logo a:hover {
            opacity: 0.9;
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 1.8rem;
        }
        .main-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 0;
            position: relative;
            transition: var(--transition);
        }
        .main-nav a:hover,
        .main-nav a.active {
            color: var(--secondary-gold);
        }
        .main-nav a::after {
            content: '';
            position: absolute;
            width: 0;
            height: 2px;
            background: var(--secondary-gold);
            bottom: 0;
            left: 0;
            transition: width 0.3s;
        }
        .main-nav a:hover::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 0.75rem 2rem;
            font-size: 0.9rem;
            border-bottom: 1px solid #dee2e6;
        }
        .breadcrumb a {
            color: var(--primary-blue);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .main-container {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1.5rem;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        .article-content {
            background: white;
            padding: 2.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 1.5rem;
        }
        .sidebar-widget {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        h1 {
            font-size: 2.5rem;
            color: var(--dark-navy);
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--secondary-gold);
            padding-bottom: 0.5rem;
        }
        h2 {
            font-size: 1.8rem;
            color: var(--primary-blue);
            margin: 2.5rem 0 1rem;
            padding-left: 0.5rem;
            border-left: 4px solid var(--secondary-gold);
        }
        h3 {
            font-size: 1.4rem;
            color: var(--dark-navy);
            margin: 1.8rem 0 0.8rem;
        }
        h4 {
            font-size: 1.1rem;
            color: #555;
            margin: 1.5rem 0 0.5rem;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--primary-blue);
            background-color: #f0f8ff;
            padding: 1rem;
            border-radius: var(--border-radius);
            border-left: 4px solid var(--primary-blue);
        }
        .highlight-box {
            background: linear-gradient(135deg, #fdfcfb 0%, #f5e8c8 100%);
            border: 1px solid var(--secondary-gold);
            border-radius: var(--border-radius);
            padding: 1.5rem;
            margin: 1.8rem 0;
            box-shadow: 0 2px 8px rgba(201, 168, 74, 0.2);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
            gap: 1rem;
            margin: 2rem 0;
        }
        .stat-card {
            background: white;
            border-radius: var(--border-radius);
            padding: 1.5rem;
            text-align: center;
            box-shadow: var(--shadow);
            border-top: 4px solid var(--primary-blue);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
        }
        .stat-value {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary-blue);
            margin-bottom: 0.5rem;
        }
        .stat-label {
            font-size: 0.9rem;
            color: #666;
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        img {
            max-width: 100%;
            height: auto;
            border-radius: var(--border-radius);
            margin: 1.5rem 0;
            box-shadow: var(--shadow);
            border: 1px solid #ddd;
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: -0.5rem;
            margin-bottom: 1.5rem;
        }
        a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-gold);
            text-decoration: underline;
        }
        .btn {
            display: inline-block;
            background: var(--primary-blue);
            color: white;
            padding: 0.75rem 1.5rem;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
        }
        .btn:hover {
            background: var(--dark-navy);
            text-decoration: none;
            transform: scale(1.05);
        }
        .btn-gold {
            background: var(--secondary-gold);
        }
        .btn-gold:hover {
            background: #b8941f;
        }
        .search-box, .comment-form, .rating-form {
            background: white;
            padding: 1.5rem;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .form-group {
            margin-bottom: 1rem;
        }
        label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        input, textarea, select {
            width: 100%;
            padding: 0.75rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-family: inherit;
            font-size: 1rem;
            transition: var(--transition);
        }
        input:focus, textarea:focus, select:focus {
            outline: none;
            border-color: var(--primary-blue);
            box-shadow: 0 0 0 3px rgba(0, 105, 148, 0.2);
        }
        .star-rating {
            display: flex;
            gap: 0.5rem;
            font-size: 1.8rem;
            color: #ddd;
            margin: 0.5rem 0;
        }
        .star-rating label {
            cursor: pointer;
            transition: var(--transition);
        }
        .star-rating input {
            display: none;
        }
        .star-rating label:hover,
        .star-rating label:hover ~ label,
        .star-rating input:checked ~ label {
            color: var(--secondary-gold);
        }
        .site-footer {
            background-color: var(--dark-navy);
            color: var(--text-light);
            padding: 3rem 2rem 1.5rem;
            margin-top: 3rem;
        }
        .footer-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
        }
        .footer-links h3 {
            color: var(--secondary-gold);
            font-size: 1.2rem;
            margin-bottom: 1rem;
            border-bottom: 2px solid var(--secondary-gold);
            padding-bottom: 0.5rem;
        }
        .footer-links ul {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.5rem;
        }
        .footer-links a {
            color: #ccc;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.1);
            padding: 1rem;
            border-radius: var(--border-radius);
            margin-bottom: 0.5rem;
        }
        friend-link a {
            color: var(--secondary-gold);
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            margin-top: 2rem;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.9rem;
            color: #aaa;
        }
        .update-time {
            background: var(--light-sand);
            padding: 0.5rem 1rem;
            border-radius: 50px;
            display: inline-block;
            font-size: 0.9rem;
            margin-bottom: 1.5rem;
        }
        @media (max-width: 992px) {
            .main-container {
                grid-template-columns: 1fr;
            }
            .main-nav ul {
                gap: 1rem;
            }
        }
        @media (max-width: 768px) {
            .header-container {
                flex-wrap: wrap;
            }
            .mobile-menu-btn {
                display: block;
            }
            .main-nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.5s ease;
            }
            .main-nav.active {
                max-height: 300px;
                margin-top: 1rem;
            }
            .main-nav ul {
                flex-direction: column;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .main-nav a {
                display: block;
                padding: 0.75rem 0;
            }
            h1 {
                font-size: 2rem;
            }
            .article-content {
                padding: 1.5rem;
            }
        }