:root {
            --primary-blue: #0c2340;
            --secondary-red: #c60c30;
            --giants-blue: #0b2265;
            --jets-green: #125740;
            --neutral-light: #f8f9fa;
            --neutral-mid: #e9ecef;
            --neutral-dark: #343a40;
            --accent-gold: #ffc72c;
            --spacing-xs: 0.5rem;
            --spacing-sm: 1rem;
            --spacing-md: 2rem;
            --spacing-lg: 4rem;
            --border-radius: 8px;
            --shadow: 0 4px 12px rgba(0,0,0,0.08);
            --shadow-hover: 0 8px 20px rgba(0,0,0,0.12);
            --transition: all 0.3s ease;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: var(--neutral-light);
            color: var(--neutral-dark);
            line-height: 1.7;
            max-width: 100vw;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 var(--spacing-sm);
        }
        .site-header {
            background: linear-gradient(135deg, var(--primary-blue) 0%, #1a365d 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;
        }
        .my-logo a {
            color: white;
            text-decoration: none;
            font-size: 1.8rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--accent-gold);
        }
        .my-logo span {
            background: linear-gradient(90deg, #fff 60%, var(--accent-gold) 100%);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .nav-desktop {
            display: flex;
            gap: var(--spacing-md);
        }
        @media (max-width: 768px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-desktop a {
            color: var(--neutral-mid);
            text-decoration: none;
            font-weight: 600;
            padding: var(--spacing-xs) var(--spacing-sm);
            border-radius: var(--border-radius);
            transition: var(--transition);
            position: relative;
        }
        .nav-desktop a:hover,
        .nav-desktop a.active {
            color: white;
            background-color: rgba(255, 255, 255, 0.1);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 2px;
            background: var(--accent-gold);
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover::after {
            width: 70%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
        }
        .nav-mobile {
            position: fixed;
            top: 70px;
            left: 0;
            width: 100%;
            background-color: var(--primary-blue);
            padding: var(--spacing-md);
            transform: translateY(-100%);
            opacity: 0;
            visibility: hidden;
            transition: var(--transition);
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .nav-mobile.active {
            transform: translateY(0);
            opacity: 1;
            visibility: visible;
        }
        .nav-mobile a {
            display: block;
            color: var(--neutral-mid);
            text-decoration: none;
            padding: var(--spacing-sm);
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
            transition: var(--transition);
        }
        .nav-mobile a:hover,
        .nav-mobile a.active {
            color: white;
            background-color: rgba(255, 255, 255, 0.05);
            padding-left: var(--spacing-md);
        }
        .breadcrumb {
            background-color: var(--neutral-mid);
            padding: var(--spacing-sm) 0;
            font-size: 0.9rem;
            margin-bottom: var(--spacing-lg);
        }
        .breadcrumb ol {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '›';
            margin-left: 0.5rem;
            color: var(--neutral-dark);
        }
        .breadcrumb a {
            color: var(--primary-blue);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--secondary-red);
            text-decoration: underline;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: var(--spacing-lg);
            padding: var(--spacing-md) 0 var(--spacing-lg);
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        article {
            background-color: white;
            padding: var(--spacing-lg);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .article-header {
            margin-bottom: var(--spacing-lg);
            border-bottom: 2px solid var(--neutral-mid);
            padding-bottom: var(--spacing-md);
        }
        .article-header h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            color: var(--primary-blue);
            margin-bottom: var(--spacing-sm);
        }
        @media (max-width: 768px) {
            .article-header h1 {
                font-size: 2.2rem;
            }
        }
        .article-meta {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
            gap: var(--spacing-sm);
            color: #666;
            font-size: 0.95rem;
        }
        .last-updated {
            background-color: #fff9db;
            padding: 0.5rem 1rem;
            border-radius: 50px;
            border-left: 4px solid var(--accent-gold);
        }
        .last-updated i {
            margin-right: 0.5rem;
            color: #e67700;
        }
        article h2 {
            font-size: 2rem;
            color: var(--giants-blue);
            margin: var(--spacing-lg) 0 var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 1px dashed var(--neutral-mid);
        }
        article h3 {
            font-size: 1.6rem;
            color: var(--jets-green);
            margin: var(--spacing-md) 0 var(--spacing-sm);
        }
        article h4 {
            font-size: 1.3rem;
            color: var(--primary-blue);
            margin: var(--spacing-md) 0 var(--spacing-xs);
        }
        article p {
            margin-bottom: 1.2rem;
            text-align: justify;
            hyphens: auto;
        }
        article strong {
            color: var(--primary-blue);
            font-weight: 700;
        }
        article em {
            color: #555;
            font-style: italic;
        }
        article ul, article ol {
            margin-bottom: 1.2rem;
            padding-left: 2rem;
        }
        article li {
            margin-bottom: 0.5rem;
        }
        .content-highlight {
            background: linear-gradient(90deg, rgba(12, 35, 64, 0.05) 0%, rgba(198, 12, 48, 0.05) 100%);
            border-left: 4px solid var(--secondary-red);
            padding: var(--spacing-md);
            margin: var(--spacing-md) 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .content-tip {
            background-color: #e7f5ff;
            border: 1px solid #a5d8ff;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            margin: var(--spacing-md) 0;
            position: relative;
        }
        .content-tip::before {
            content: '💡 Pro Tip:';
            font-weight: bold;
            color: var(--primary-blue);
            display: block;
            margin-bottom: 0.5rem;
            font-size: 1.1rem;
        }
        .interactive-link {
            color: var(--secondary-red);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 1px dotted transparent;
            transition: var(--transition);
        }
        .interactive-link:hover {
            border-bottom-color: var(--secondary-red);
            color: #a50926;
        }
        .article-img {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            margin: var(--spacing-md) auto;
            display: block;
            transition: var(--transition);
        }
        .article-img:hover {
            transform: scale(1.005);
            box-shadow: var(--shadow-hover);
        }
        .img-caption {
            text-align: center;
            font-style: italic;
            color: #666;
            margin-top: 0.5rem;
            margin-bottom: var(--spacing-md);
            font-size: 0.95rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-md);
        }
        @media (max-width: 992px) {
            .sidebar {
                order: -1;
            }
        }
        .sidebar-widget {
            background-color: white;
            padding: var(--spacing-md);
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            color: var(--primary-blue);
            margin-bottom: var(--spacing-sm);
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--neutral-mid);
            font-size: 1.4rem;
        }
        .search-widget form {
            display: flex;
        }
        .search-widget input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 1px solid #ccc;
            border-right: none;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-widget button {
            background-color: var(--primary-blue);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-widget button:hover {
            background-color: var(--secondary-red);
        }
        .related-links ul {
            list-style: none;
            padding-left: 0;
        }
        .related-links li {
            margin-bottom: 0.8rem;
            padding-bottom: 0.8rem;
            border-bottom: 1px solid var(--neutral-mid);
        }
        .related-links a {
            color: var(--neutral-dark);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.7rem;
            transition: var(--transition);
        }
        .related-links a:hover {
            color: var(--secondary-red);
            padding-left: 5px;
        }
        .related-links i {
            color: var(--primary-blue);
            font-size: 0.9rem;
        }
        .rating-widget,
        .comment-widget {
            display: flex;
            flex-direction: column;
            gap: var(--spacing-sm);
        }
        .star-rating {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            margin-bottom: 0.5rem;
        }
        .star-rating .star:hover,
        .star-rating .star.active {
            color: var(--accent-gold);
        }
        .rating-widget form,
        .comment-widget form {
            display: flex;
            flex-direction: column;
            gap: 0.8rem;
        }
        .rating-widget input,
        .comment-widget input,
        .comment-widget textarea {
            padding: 0.8rem;
            border: 1px solid #ccc;
            border-radius: var(--border-radius);
            font-size: 1rem;
        }
        .comment-widget textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn-submit {
            background-color: var(--secondary-red);
            color: white;
            border: none;
            padding: 0.9rem;
            border-radius: var(--border-radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .btn-submit:hover {
            background-color: #a50926;
            transform: translateY(-2px);
            box-shadow: 0 4px 8px rgba(198, 12, 48, 0.3);
        }
        .site-footer {
            background-color: var(--primary-blue);
            color: white;
            padding: var(--spacing-lg) 0;
            margin-top: var(--spacing-lg);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: var(--spacing-lg);
            margin-bottom: var(--spacing-md);
        }
        .footer-section h3 {
            color: var(--accent-gold);
            margin-bottom: var(--spacing-sm);
            font-size: 1.3rem;
        }
        .footer-section p,
        .footer-section a {
            color: var(--neutral-mid);
            line-height: 1.6;
        }
        .footer-section a {
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-section a:hover {
            color: white;
            padding-left: 5px;
        }
        friend-link {
            display: block;
            margin: 0.5rem 0;
        }
        .copyright {
            text-align: center;
            padding-top: var(--spacing-md);
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        .text-center { text-align: center; }
        .mt-1 { margin-top: var(--spacing-sm); }
        .mt-2 { margin-top: var(--spacing-md); }
        .mb-1 { margin-bottom: var(--spacing-sm); }
        .mb-2 { margin-bottom: var(--spacing-md); }
        .emoji { font-size: 1.2em; }
        .sr-only {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0,0,0,0);
            border: 0;
        }