*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #003d7a;
            --primary-light: #0056a8;
            --primary-dark: #002244;
            --accent: #f5a623;
            --accent-hover: #e5951a;
            --bg-light: #f7f9fc;
            --bg-dark: #1a1a2e;
            --text-dark: #1e1e2f;
            --text-mid: #3d3d5c;
            --text-light: #6b6b8a;
            --white: #ffffff;
            --border: #e0e4ec;
            --shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
            --shadow-hover: 0 12px 48px rgba(0, 0, 0, 0.14);
            --radius: 12px;
            --radius-sm: 6px;
            --font-sans: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, Roboto, 'Helvetica Neue', sans-serif;
            --transition: 0.3s cubic-bezier(0.22, 1, 0.36, 1);
            --max-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font-sans);
            color: var(--text-dark);
            background: var(--bg-light);
            line-height: 1.7;
            -webkit-font-smoothing: antialiased;
            -moz-osx-font-smoothing: grayscale;
        }
        a {
            color: var(--primary-light);
            text-decoration: none;
            transition: color var(--transition);
        }
        a:hover {
            color: var(--accent);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background: var(--white);
            border-bottom: 2px solid var(--border);
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 2px 16px rgba(0, 0, 0, 0.04);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.5rem;
            font-weight: 800;
            letter-spacing: -0.5px;
            background: linear-gradient(135deg, var(--primary-dark), var(--primary-light));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            background-clip: text;
            display: flex;
            align-items: center;
            gap: 8px;
            text-decoration: none !important;
        }
        .my-logo i {
            -webkit-text-fill-color: var(--accent);
            font-size: 1.7rem;
        }
        .my-logo:hover {
            opacity: 0.9;
            text-decoration: none !important;
        }
        .nav-list {
            display: flex;
            list-style: none;
            gap: 8px;
            align-items: center;
            flex-wrap: wrap;
        }
        .nav-list a {
            padding: 8px 16px;
            border-radius: 40px;
            font-weight: 500;
            font-size: 0.9rem;
            color: var(--text-mid);
            transition: all var(--transition);
            text-decoration: none;
        }
        .nav-list a:hover,
        .nav-list a.active {
            background: var(--primary);
            color: var(--white);
            text-decoration: none;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            font-size: 1.6rem;
            color: var(--primary);
            cursor: pointer;
            padding: 4px 8px;
            border-radius: var(--radius-sm);
            transition: background var(--transition);
        }
        .hamburger:hover {
            background: var(--bg-light);
        }
        #nav-toggle {
            display: none;
        }
        .breadcrumb {
            background: var(--white);
            border-bottom: 1px solid var(--border);
            padding: 10px 0;
            font-size: 0.85rem;
        }
        .breadcrumb ol {
            list-style: none;
            display: flex;
            flex-wrap: wrap;
            gap: 6px 12px;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb li+li::before {
            content: "›";
            margin-right: 12px;
            color: var(--text-light);
            font-weight: 700;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb .current {
            color: var(--text-dark);
            font-weight: 600;
        }
        .hero {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 60%, #001a33 100%);
            color: var(--white);
            padding: 60px 20px 50px;
            text-align: center;
            position: relative;
            overflow: hidden;
        }
        .hero::after {
            content: "🏆";
            position: absolute;
            right: -20px;
            bottom: -20px;
            font-size: 220px;
            opacity: 0.06;
            pointer-events: none;
            transform: rotate(-8deg);
        }
        .hero h1 {
            font-size: clamp(2rem, 5vw, 3.4rem);
            font-weight: 900;
            letter-spacing: -0.5px;
            line-height: 1.2;
            margin-bottom: 16px;
        }
        .hero h1 span {
            color: var(--accent);
        }
        .hero p {
            font-size: 1.1rem;
            max-width: 720px;
            margin: 0 auto 24px;
            opacity: 0.9;
            line-height: 1.6;
        }
        .hero .meta-badge {
            display: inline-flex;
            gap: 20px;
            flex-wrap: wrap;
            justify-content: center;
            font-size: 0.95rem;
            background: rgba(255, 255, 255, 0.08);
            padding: 10px 24px;
            border-radius: 50px;
            backdrop-filter: blur(4px);
        }
        .hero .meta-badge i {
            color: var(--accent);
            margin-right: 6px;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 320px;
            gap: 40px;
            padding: 40px 20px 60px;
            max-width: var(--max-width);
            margin: 0 auto;
        }
        .article-body {
            background: var(--white);
            border-radius: var(--radius);
            padding: 36px 32px;
            box-shadow: var(--shadow);
        }
        .article-body h2 {
            font-size: 1.75rem;
            font-weight: 800;
            color: var(--primary-dark);
            margin: 48px 0 16px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--accent);
            display: inline-block;
        }
        .article-body h2:first-of-type {
            margin-top: 0;
        }
        .article-body h3 {
            font-size: 1.3rem;
            font-weight: 700;
            color: var(--primary);
            margin: 32px 0 12px;
        }
        .article-body h4 {
            font-size: 1.05rem;
            font-weight: 700;
            color: var(--text-mid);
            margin: 24px 0 8px;
        }
        .article-body p {
            margin-bottom: 18px;
            color: var(--text-mid);
            font-size: 1.02rem;
        }
        .article-body ul,
        .article-body ol {
            margin: 12px 0 20px 24px;
            color: var(--text-mid);
        }
        .article-body li {
            margin-bottom: 8px;
        }
        .article-body .highlight-box {
            background: var(--bg-light);
            border-left: 4px solid var(--accent);
            padding: 20px 24px;
            border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
            margin: 24px 0;
        }
        .article-body .highlight-box strong {
            color: var(--primary-dark);
        }
        .article-body .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .article-body .stat-card {
            background: var(--bg-light);
            padding: 18px 14px;
            border-radius: var(--radius-sm);
            text-align: center;
            border: 1px solid var(--border);
        }
        .article-body .stat-card .num {
            font-size: 1.8rem;
            font-weight: 900;
            color: var(--primary);
            display: block;
        }
        .article-body .stat-card .label {
            font-size: 0.85rem;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 0.5px;
        }
        .article-body .featured-image {
            margin: 30px 0;
            border-radius: var(--radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .article-body .featured-image figcaption {
            padding: 12px 16px;
            background: var(--bg-light);
            font-size: 0.85rem;
            color: var(--text-light);
            border-bottom: 1px solid var(--border);
        }
        .article-body .insight-quote {
            font-style: italic;
            background: var(--bg-light);
            padding: 20px 24px;
            border-radius: var(--radius);
            margin: 24px 0;
            border: 1px solid var(--border);
            position: relative;
        }
        .article-body .insight-quote::before {
            content: "“";
            font-size: 3rem;
            color: var(--accent);
            position: absolute;
            top: -6px;
            left: 12px;
            opacity: 0.3;
        }
        .article-body .insight-quote strong {
            color: var(--primary-dark);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--white);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-bottom: 14px;
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .sidebar-card h3 i {
            color: var(--accent);
        }
        .sidebar-link-list {
            list-style: none;
        }
        .sidebar-link-list li {
            padding: 8px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-link-list li:last-child {
            border-bottom: none;
        }
        .sidebar-link-list a {
            font-weight: 500;
            font-size: 0.92rem;
        }
        .sidebar-link-list a i {
            margin-right: 8px;
            font-size: 0.8rem;
            color: var(--text-light);
        }
        .search-form {
            display: flex;
            gap: 8px;
        }
        .search-form input {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 40px;
            font-size: 0.95rem;
            outline: none;
            transition: border var(--transition);
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            background: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 40px;
            padding: 10px 20px;
            font-size: 0.95rem;
            cursor: pointer;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .search-form button:hover {
            background: var(--primary-light);
        }
        .comment-form textarea {
            width: 100%;
            padding: 12px 14px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 0.95rem;
            resize: vertical;
            min-height: 80px;
            font-family: var(--font-sans);
            outline: none;
            transition: border var(--transition);
        }
        .comment-form textarea:focus {
            border-color: var(--primary);
        }
        .comment-form .form-row {
            display: flex;
            gap: 12px;
            margin-top: 10px;
            flex-wrap: wrap;
            align-items: center;
        }
        .comment-form input[type="text"] {
            flex: 1;
            padding: 10px 14px;
            border: 2px solid var(--border);
            border-radius: 40px;
            font-size: 0.9rem;
            outline: none;
            min-width: 140px;
        }
        .comment-form input[type="text"]:focus {
            border-color: var(--primary);
        }
        .comment-form button {
            background: var(--accent);
            color: var(--text-dark);
            border: none;
            border-radius: 40px;
            padding: 10px 24px;
            font-weight: 600;
            cursor: pointer;
            transition: background var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
        }
        .comment-form button:hover {
            background: var(--accent-hover);
        }
        .rating-stars {
            display: flex;
            gap: 4px;
            font-size: 1.6rem;
            color: #ccc;
            cursor: pointer;
            direction: rtl;
        }
        .rating-stars input {
            display: none;
        }
        .rating-stars label {
            transition: color var(--transition);
            color: #ddd;
        }
        .rating-stars label:hover,
        .rating-stars label:hover~label,
        .rating-stars input:checked~label {
            color: var(--accent);
        }
        .rating-form {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        .rating-form button {
            background: var(--primary);
            color: var(--white);
            border: none;
            border-radius: 40px;
            padding: 8px 20px;
            font-weight: 600;
            cursor: pointer;
            align-self: flex-start;
            transition: background var(--transition);
        }
        .rating-form button:hover {
            background: var(--primary-light);
        }
        friend-link {
            display: block;
            padding: 32px 20px 20px;
            max-width: var(--max-width);
            margin: 0 auto;
            border-top: 2px solid var(--border);
        }
        friend-link .fl-title {
            font-size: 1rem;
            font-weight: 700;
            color: var(--text-light);
            text-transform: uppercase;
            letter-spacing: 1px;
            margin-bottom: 14px;
        }
        friend-link .fl-list {
            display: flex;
            flex-wrap: wrap;
            gap: 8px 20px;
            list-style: none;
        }
        friend-link .fl-list a {
            font-size: 0.9rem;
            color: var(--text-light);
            padding: 4px 0;
            border-bottom: 1px solid transparent;
            transition: all var(--transition);
        }
        friend-link .fl-list a:hover {
            color: var(--primary);
            border-bottom-color: var(--accent);
            text-decoration: none;
        }
        .site-footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 28px 20px;
            text-align: center;
            font-size: 0.9rem;
            border-top: 4px solid var(--accent);
        }
        .site-footer .copyright {
            max-width: var(--max-width);
            margin: 0 auto;
            display: flex;
            flex-wrap: wrap;
            justify-content: center;
            gap: 6px 20px;
        }
        .site-footer a {
            color: var(--accent);
        }
        .site-footer a:hover {
            color: var(--white);
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
                gap: 32px;
            }
            .sidebar {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            .nav-wrapper {
                display: none;
                width: 100%;
                padding-top: 12px;
                border-top: 1px solid var(--border);
                margin-top: 8px;
            }
            #nav-toggle:checked~.nav-wrapper {
                display: block;
            }
            .nav-list {
                flex-direction: column;
                gap: 4px;
                width: 100%;
            }
            .nav-list a {
                display: block;
                width: 100%;
                text-align: center;
                padding: 12px 16px;
                border-radius: var(--radius-sm);
            }
            .header-inner {
                padding: 10px 16px;
            }
            .hero {
                padding: 40px 16px 36px;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .article-body {
                padding: 24px 16px;
            }
            .article-body h2 {
                font-size: 1.4rem;
            }
            .article-body h3 {
                font-size: 1.1rem;
            }
            .sidebar {
                grid-template-columns: 1fr;
            }
            .breadcrumb ol {
                padding: 0 16px;
                font-size: 0.78rem;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .my-logo {
                font-size: 1.2rem;
            }
            .hero h1 {
                font-size: 1.4rem;
            }
            .hero .meta-badge {
                flex-direction: column;
                gap: 6px;
                padding: 8px 16px;
                font-size: 0.8rem;
            }
            .article-body {
                padding: 18px 12px;
            }
            .article-body .stat-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                justify-content: center;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .comment-form input[type="text"] {
                width: 100%;
            }
            friend-link .fl-list {
                flex-direction: column;
                gap: 6px;
            }
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 6px;
            font-size: 0.85rem;
            color: var(--text-light);
            background: var(--bg-light);
            padding: 4px 14px;
            border-radius: 40px;
            margin-bottom: 20px;
        }
        .last-updated i {
            color: var(--accent);
        }
        .text-accent {
            color: var(--accent);
        }
        .fw-700 {
            font-weight: 700;
        }
        .mt-24 {
            margin-top: 24px;
        }
        .mb-8 {
            margin-bottom: 8px;
        }
        .gap-8 {
            gap: 8px;
        }
        .skip-link {
            position: absolute;
            top: -100%;
            left: 0;
            background: var(--primary);
            color: var(--white);
            padding: 8px 16px;
            z-index: 9999;
            transition: top 0.2s;
        }
        .skip-link:focus {
            top: 0;
        }