*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #1a3a5c;
            --primary-light: #2a5a8c;
            --secondary: #e8a838;
            --secondary-light: #f0c060;
            --bg: #f5f3ef;
            --bg-card: #ffffff;
            --text: #1e1e1e;
            --text-light: #555;
            --border: #d0c8bc;
            --shadow: 0 4px 20px rgba(0, 0, 0, 0.06);
            --radius: 12px;
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
            --transition: 0.25s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            font-size: 16px;
            -webkit-font-smoothing: antialiased;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--secondary);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .site-header {
            background: var(--primary);
            color: #fff;
            padding: 0 20px;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 2px 12px rgba(0, 0, 0, 0.15);
            display: flex;
            align-items: center;
            justify-content: space-between;
            flex-wrap: wrap;
            min-height: 64px;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            text-transform: uppercase;
            color: #fff;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .my-logo i {
            color: var(--secondary);
            font-size: 1.8rem;
        }
        .my-logo:hover {
            text-decoration: none;
            color: var(--secondary);
        }
        .my-logo small {
            font-size: 0.7rem;
            font-weight: 400;
            opacity: 0.7;
            display: block;
            line-height: 1;
            letter-spacing: 1px;
        }
        .nav-wrapper {
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 6px;
            flex-wrap: wrap;
        }
        .nav-list li a {
            color: #eee;
            padding: 8px 14px;
            border-radius: 30px;
            font-size: 0.9rem;
            font-weight: 500;
            transition: background var(--transition), color var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .nav-list li a:hover {
            background: rgba(255, 255, 255, 0.15);
            color: var(--secondary);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 6px;
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb-wrap {
            background: #e8e3dc;
            padding: 10px 20px;
            font-size: 0.85rem;
            border-bottom: 1px solid var(--border);
        }
        .breadcrumb-wrap ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            max-width: 1200px;
            margin: 0 auto;
        }
        .breadcrumb-wrap ol li {
            display: flex;
            align-items: center;
            gap: 6px;
            color: var(--text-light);
        }
        .breadcrumb-wrap ol li+li::before {
            content: "›";
            color: #999;
            font-size: 1.2rem;
            margin-right: 4px;
        }
        .breadcrumb-wrap ol li a {
            color: var(--primary-light);
        }
        .breadcrumb-wrap ol li a:hover {
            color: var(--secondary);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 30px 20px 50px;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        .main-content {
            min-width: 0;
        }
        .sidebar {
            position: sticky;
            top: 90px;
            align-self: start;
        }
        .article-header {
            margin-bottom: 32px;
        }
        .article-header h1 {
            font-size: 2.6rem;
            font-weight: 800;
            color: var(--primary);
            line-height: 1.2;
            margin-bottom: 12px;
            letter-spacing: -0.5px;
        }
        .article-header .meta {
            display: flex;
            flex-wrap: wrap;
            gap: 16px 30px;
            color: var(--text-light);
            font-size: 0.9rem;
            border-bottom: 1px solid var(--border);
            padding-bottom: 16px;
            margin-bottom: 8px;
        }
        .article-header .meta i {
            margin-right: 6px;
            color: var(--secondary);
        }
        .last-updated {
            font-weight: 600;
            color: var(--primary);
        }
        .featured-image {
            margin: 24px 0 30px;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            max-height: 480px;
            object-fit: cover;
        }
        .featured-image figcaption {
            background: var(--bg-card);
            padding: 10px 18px;
            font-size: 0.85rem;
            color: var(--text-light);
            border-top: 2px solid var(--secondary);
        }
        .content h2 {
            font-size: 1.9rem;
            font-weight: 700;
            color: var(--primary);
            margin: 40px 0 16px;
            padding-bottom: 8px;
            border-bottom: 3px solid var(--secondary);
            display: inline-block;
        }
        .content h3 {
            font-size: 1.4rem;
            font-weight: 600;
            color: var(--primary-light);
            margin: 28px 0 12px;
        }
        .content h4 {
            font-size: 1.15rem;
            font-weight: 600;
            color: var(--text);
            margin: 20px 0 8px;
        }
        .content p {
            margin-bottom: 18px;
            color: #2a2a2a;
        }
        .content p strong {
            color: var(--primary);
            font-weight: 600;
        }
        .content ul,
        .content ol {
            margin: 0 0 20px 24px;
        }
        .content li {
            margin-bottom: 8px;
        }
        .content .insight-box {
            background: var(--bg-card);
            border-left: 5px solid var(--secondary);
            padding: 20px 24px;
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 24px 0;
            box-shadow: var(--shadow);
        }
        .content .insight-box i {
            color: var(--secondary);
            margin-right: 10px;
        }
        .content .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .content .stat-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 16px;
            text-align: center;
            box-shadow: var(--shadow);
            border: 1px solid #eee;
        }
        .content .stat-card .num {
            font-size: 2.2rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .content .stat-card .label {
            font-size: 0.85rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .content .quote-block {
            background: #edf2f7;
            border-radius: var(--radius);
            padding: 24px 28px;
            margin: 28px 0;
            font-style: italic;
            position: relative;
        }
        .content .quote-block::before {
            content: "\201C";
            font-size: 4rem;
            color: var(--secondary);
            position: absolute;
            top: -8px;
            left: 12px;
            opacity: 0.3;
            line-height: 1;
        }
        .content .quote-block .attribution {
            margin-top: 12px;
            font-style: normal;
            font-weight: 600;
            color: var(--primary);
        }
        .link-list-widget {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 22px;
            box-shadow: var(--shadow);
            border: 1px solid #e8e3dc;
            margin-bottom: 28px;
        }
        .link-list-widget h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 8px;
        }
        .link-list-widget ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .link-list-widget ul li {
            padding: 6px 0;
            border-bottom: 1px dashed #e0d8d0;
        }
        .link-list-widget ul li:last-child {
            border-bottom: none;
        }
        .link-list-widget ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
        }
        .link-list-widget ul li a i {
            color: var(--secondary);
            width: 18px;
            text-align: center;
            font-size: 0.8rem;
        }
        .search-section {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            margin: 40px 0 30px;
            border: 1px solid #e8e3dc;
        }
        .search-section h3 {
            font-size: 1.2rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
        }
        .search-form {
            display: flex;
            gap: 10px;
            flex-wrap: wrap;
        }
        .search-form input[type="text"] {
            flex: 1;
            min-width: 180px;
            padding: 12px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: border var(--transition);
        }
        .search-form input[type="text"]:focus {
            border-color: var(--primary-light);
        }
        .search-form button {
            background: var(--primary);
            color: #fff;
            border: none;
            padding: 12px 28px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--primary-light);
            transform: scale(1.02);
        }
        .feedback-grid {
            display: grid;
            grid-template-columns: 1fr 1fr;
            gap: 24px;
            margin: 40px 0 30px;
        }
        .feedback-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 24px 28px;
            box-shadow: var(--shadow);
            border: 1px solid #e8e3dc;
        }
        .feedback-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .feedback-card form {
            display: flex;
            flex-direction: column;
            gap: 12px;
        }
        .feedback-card form input,
        .feedback-card form textarea,
        .feedback-card form select {
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 8px;
            font-size: 0.95rem;
            font-family: var(--font);
            outline: none;
            transition: border var(--transition);
            width: 100%;
        }
        .feedback-card form input:focus,
        .feedback-card form textarea:focus,
        .feedback-card form select:focus {
            border-color: var(--primary-light);
        }
        .feedback-card form textarea {
            min-height: 80px;
            resize: vertical;
        }
        .feedback-card form button {
            background: var(--secondary);
            color: #1e1e1e;
            border: none;
            padding: 12px 20px;
            border-radius: 30px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition), transform var(--transition);
            display: flex;
            align-items: center;
            justify-content: center;
            gap: 8px;
        }
        .feedback-card form button:hover {
            background: var(--secondary-light);
            transform: scale(1.02);
        }
        .rating-stars {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: #ddd;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars i {
            transition: color var(--transition), transform var(--transition);
        }
        .rating-stars i:hover,
        .rating-stars i:hover~i {
            color: var(--secondary);
            transform: scale(1.1);
        }
        .rating-stars input {
            display: none;
        }
        .sidebar .side-card {
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 22px;
            box-shadow: var(--shadow);
            border: 1px solid #e8e3dc;
            margin-bottom: 24px;
        }
        .sidebar .side-card h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 8px;
        }
        .sidebar .side-card ul {
            list-style: none;
            margin: 0;
            padding: 0;
        }
        .sidebar .side-card ul li {
            padding: 6px 0;
            border-bottom: 1px dashed #e0d8d0;
        }
        .sidebar .side-card ul li:last-child {
            border-bottom: none;
        }
        .sidebar .side-card ul li a {
            font-size: 0.9rem;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar .side-card ul li a i {
            color: var(--secondary);
            width: 16px;
            font-size: 0.75rem;
        }
        friend-link {
            display: block;
            background: var(--bg-card);
            border-radius: var(--radius);
            padding: 20px 24px;
            box-shadow: var(--shadow);
            border: 1px solid #e8e3dc;
            margin: 30px 0 20px;
        }
        friend-link::before {
            content: "🔗 Friendly Links";
            display: block;
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary);
            margin-bottom: 12px;
            border-bottom: 2px solid var(--secondary);
            padding-bottom: 8px;
        }
        friend-link a {
            display: inline-block;
            margin: 4px 12px 4px 0;
            padding: 4px 12px;
            background: #f0ebe5;
            border-radius: 20px;
            font-size: 0.9rem;
            color: var(--primary);
            transition: background var(--transition), color var(--transition);
        }
        friend-link a:hover {
            background: var(--secondary);
            color: #1e1e1e;
            text-decoration: none;
        }
        .site-footer {
            background: var(--primary);
            color: #ccc;
            padding: 28px 20px;
            text-align: center;
            font-size: 0.85rem;
            border-top: 4px solid var(--secondary);
        }
        .site-footer .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            align-items: center;
            gap: 16px;
        }
        .site-footer a {
            color: var(--secondary);
        }
        .site-footer a:hover {
            color: #fff;
        }
        .site-footer .copyright {
            font-size: 0.8rem;
            opacity: 0.8;
        }
        @media (max-width: 1024px) {
            .container {
                grid-template-columns: 1fr;
                gap: 30px;
            }
            .sidebar {
                position: static;
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .sidebar .side-card {
                margin-bottom: 0;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-list {
                display: none;
                flex-direction: column;
                width: 100%;
                background: var(--primary);
                padding: 12px 0 20px;
                border-top: 1px solid rgba(255, 255, 255, 0.1);
                gap: 2px;
            }
            .nav-list li a {
                padding: 10px 20px;
                border-radius: 0;
                justify-content: center;
            }
            #nav-toggle:checked~.nav-list {
                display: flex;
            }
            .site-header {
                padding: 0 16px;
            }
            .my-logo {
                font-size: 1.2rem;
            }
            .my-logo small {
                font-size: 0.6rem;
            }
            .article-header h1 {
                font-size: 1.8rem;
            }
            .content h2 {
                font-size: 1.5rem;
            }
            .content h3 {
                font-size: 1.2rem;
            }
            .feedback-grid {
                grid-template-columns: 1fr;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .container {
                padding: 20px 14px 40px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .breadcrumb-wrap {
                padding: 8px 14px;
                font-size: 0.75rem;
            }
            .site-footer .footer-inner {
                flex-direction: column;
                text-align: center;
            }
        }
        @media (max-width: 480px) {
            .article-header h1 {
                font-size: 1.5rem;
            }
            .content .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
            .feedback-card {
                padding: 18px 16px;
            }
            .link-list-widget {
                padding: 16px;
            }
        }
        @media print {
            .site-header,
            .breadcrumb-wrap,
            .sidebar,
            .search-section,
            .feedback-grid,
            friend-link,
            .site-footer {
                display: none !important;
            }
            .container {
                grid-template-columns: 1fr;
                padding: 20px;
            }
            .content a {
                color: #000 !important;
                text-decoration: underline !important;
            }
        }
        .scroll-top {
            position: fixed;
            bottom: 24px;
            right: 24px;
            background: var(--primary);
            color: #fff;
            width: 48px;
            height: 48px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-size: 1.4rem;
            box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
            transition: background var(--transition), transform var(--transition);
            z-index: 99;
            border: none;
            cursor: pointer;
        }
        .scroll-top:hover {
            background: var(--primary-light);
            transform: translateY(-4px);
        }