*,
        *::before,
        *::after {
            box-sizing: border-box;
            margin: 0;
            padding: 0;
        }
        :root {
            --primary: #2a6f97;
            --primary-light: #3a8fc7;
            --primary-dark: #1a3f5a;
            --accent: #f4a261;
            --accent-light: #f9c78a;
            --accent-dark: #e07c3c;
            --bg: #f8f9fa;
            --card-bg: #ffffff;
            --text: #1e293b;
            --text-light: #475569;
            --border: #e2e8f0;
            --shadow: 0 4px 24px rgba(0, 0, 0, 0.06);
            --radius: 16px;
            --radius-sm: 10px;
            --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
            --font: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: var(--font);
            background: var(--bg);
            color: var(--text);
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-light);
            text-decoration: underline;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius-sm);
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
            color: #fff;
            padding: 0 0 12px 0;
            position: sticky;
            top: 0;
            z-index: 100;
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
        }
        .header-inner {
            display: flex;
            align-items: center;
            justify-content: space-between;
            padding: 12px 20px;
            max-width: 1200px;
            margin: 0 auto;
            flex-wrap: wrap;
        }
        .my-logo {
            font-size: 1.6rem;
            font-weight: 800;
            color: #fff;
            letter-spacing: -0.5px;
            display: flex;
            align-items: center;
            gap: 10px;
            text-decoration: none;
        }
        .my-logo i {
            font-size: 1.8rem;
            color: var(--accent);
        }
        .my-logo:hover {
            color: var(--accent-light);
            text-decoration: none;
        }
        .my-logo span {
            background: var(--accent);
            color: var(--primary-dark);
            font-size: 0.7rem;
            font-weight: 700;
            padding: 2px 10px;
            border-radius: 30px;
            margin-left: 4px;
            letter-spacing: 0.3px;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: #fff;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 4px 8px;
            border-radius: 8px;
            transition: var(--transition);
        }
        .hamburger:hover {
            background: rgba(255, 255, 255, 0.1);
        }
        nav#main-nav ul {
            display: flex;
            list-style: none;
            gap: 6px;
            flex-wrap: wrap;
        }
        nav#main-nav ul li a {
            color: rgba(255, 255, 255, 0.85);
            padding: 8px 16px;
            border-radius: 30px;
            font-weight: 500;
            font-size: 0.9rem;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 6px;
            text-decoration: none;
        }
        nav#main-nav ul li a:hover,
        nav#main-nav ul li a.active {
            background: rgba(255, 255, 255, 0.15);
            color: #fff;
            text-decoration: none;
        }
        nav#main-nav ul li a i {
            font-size: 0.8rem;
        }
        .breadcrumb-wrap {
            max-width: 1200px;
            margin: 0 auto;
            padding: 4px 20px 0;
        }
        .breadcrumb {
            display: flex;
            flex-wrap: wrap;
            list-style: none;
            padding: 6px 0;
            font-size: 0.8rem;
            color: rgba(255, 255, 255, 0.7);
            gap: 4px;
        }
        .breadcrumb li+li::before {
            content: "›";
            padding: 0 8px;
            color: rgba(255, 255, 255, 0.5);
        }
        .breadcrumb a {
            color: rgba(255, 255, 255, 0.8);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            color: #fff;
            text-decoration: underline;
        }
        .breadcrumb .current {
            color: var(--accent-light);
            font-weight: 500;
        }
        main {
            flex: 1;
            padding: 30px 0 50px;
        }
        .content-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            align-items: start;
        }
        .article-area {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 40px 36px;
            box-shadow: var(--shadow);
        }
        .sidebar-area {
            display: flex;
            flex-direction: column;
            gap: 28px;
        }
        .sidebar-card {
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 24px 20px;
            box-shadow: var(--shadow);
        }
        .sidebar-card h3 {
            font-size: 1.1rem;
            margin-bottom: 14px;
            color: var(--primary-dark);
            border-bottom: 3px solid var(--accent);
            padding-bottom: 8px;
            display: inline-block;
        }
        .sidebar-card ul {
            list-style: none;
            padding: 0;
        }
        .sidebar-card ul li {
            padding: 6px 0;
            border-bottom: 1px solid var(--border);
        }
        .sidebar-card ul li a {
            display: flex;
            align-items: center;
            gap: 8px;
            font-size: 0.9rem;
        }
        .sidebar-card ul li a i {
            color: var(--accent);
            font-size: 0.7rem;
        }
        h1 {
            font-size: 2.4rem;
            font-weight: 800;
            color: var(--primary-dark);
            line-height: 1.2;
            margin-bottom: 12px;
        }
        h1 i {
            color: var(--accent);
            margin-right: 10px;
        }
        h2 {
            font-size: 1.7rem;
            font-weight: 700;
            color: var(--primary-dark);
            margin-top: 48px;
            margin-bottom: 16px;
            line-height: 1.3;
            border-left: 5px solid var(--accent);
            padding-left: 16px;
        }
        h2 i {
            color: var(--accent);
            margin-right: 8px;
        }
        h3 {
            font-size: 1.3rem;
            font-weight: 600;
            color: var(--primary);
            margin-top: 32px;
            margin-bottom: 12px;
            line-height: 1.4;
        }
        h3 i {
            margin-right: 6px;
            color: var(--accent);
        }
        h4 {
            font-size: 1.1rem;
            font-weight: 600;
            color: var(--text);
            margin-top: 24px;
            margin-bottom: 8px;
            line-height: 1.4;
        }
        p {
            margin-bottom: 18px;
            color: var(--text-light);
            font-size: 1rem;
        }
        .lead {
            font-size: 1.15rem;
            color: var(--text);
            font-weight: 500;
            background: #f0f7fb;
            padding: 20px 24px;
            border-radius: var(--radius-sm);
            border-left: 6px solid var(--primary);
            margin-bottom: 28px;
        }
        .highlight-box {
            background: #fff8f0;
            border: 1px solid #fde4cd;
            border-radius: var(--radius-sm);
            padding: 20px 24px;
            margin: 24px 0;
        }
        .highlight-box strong {
            color: var(--accent-dark);
        }
        .stat-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
            gap: 16px;
            margin: 24px 0;
        }
        .stat-item {
            background: var(--bg);
            border-radius: var(--radius-sm);
            padding: 18px 16px;
            text-align: center;
            border: 1px solid var(--border);
        }
        .stat-item .num {
            font-size: 1.8rem;
            font-weight: 800;
            color: var(--primary);
        }
        .stat-item .label {
            font-size: 0.85rem;
            color: var(--text-light);
            margin-top: 4px;
        }
        .featured-img {
            margin: 28px 0;
            border-radius: var(--radius-sm);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-img img {
            width: 100%;
            object-fit: cover;
        }
        .featured-img figcaption {
            padding: 10px 16px;
            background: var(--bg);
            font-size: 0.85rem;
            color: var(--text-light);
            font-style: italic;
            border-top: 1px solid var(--border);
        }
        .search-section {
            margin: 36px 0 20px;
            background: #f0f7fb;
            border-radius: var(--radius-sm);
            padding: 24px 28px;
        }
        .search-section h3 {
            margin-top: 0;
        }
        .search-form {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
        }
        .search-form input {
            flex: 1;
            min-width: 200px;
            padding: 14px 18px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
            background: #fff;
        }
        .search-form input:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(42, 111, 151, 0.1);
        }
        .search-form button {
            padding: 14px 32px;
            border: none;
            border-radius: 30px;
            background: var(--primary);
            color: #fff;
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-form button:hover {
            background: var(--primary-dark);
            transform: translateY(-2px);
        }
        .comments-section {
            margin: 40px 0 20px;
            background: var(--card-bg);
            border-radius: var(--radius);
            padding: 28px 32px;
            box-shadow: var(--shadow);
            border: 1px solid var(--border);
        }
        .comments-section h3 {
            margin-top: 0;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .comment-form textarea {
            width: 100%;
            padding: 14px 18px;
            border: 2px solid var(--border);
            border-radius: var(--radius-sm);
            font-size: 1rem;
            font-family: var(--font);
            resize: vertical;
            min-height: 100px;
            outline: none;
            transition: var(--transition);
        }
        .comment-form textarea:focus {
            border-color: var(--primary);
            box-shadow: 0 0 0 4px rgba(42, 111, 151, 0.08);
        }
        .comment-form .form-row {
            display: flex;
            gap: 12px;
            flex-wrap: wrap;
            margin-top: 12px;
        }
        .comment-form .form-row input {
            flex: 1;
            min-width: 180px;
            padding: 12px 16px;
            border: 2px solid var(--border);
            border-radius: 30px;
            font-size: 0.95rem;
            outline: none;
            transition: var(--transition);
        }
        .comment-form .form-row input:focus {
            border-color: var(--primary);
        }
        .comment-form button {
            padding: 12px 28px;
            border: none;
            border-radius: 30px;
            background: var(--accent);
            color: var(--primary-dark);
            font-weight: 600;
            font-size: 1rem;
            cursor: pointer;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .comment-form button:hover {
            background: var(--accent-dark);
            transform: translateY(-2px);
        }
        .rating-section {
            margin: 24px 0 10px;
            display: flex;
            align-items: center;
            gap: 20px;
            flex-wrap: wrap;
            padding: 16px 0;
            border-top: 1px solid var(--border);
            border-bottom: 1px solid var(--border);
        }
        .rating-stars {
            display: flex;
            gap: 4px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating-stars .star {
            transition: var(--transition);
        }
        .rating-stars .star:hover,
        .rating-stars .star.active {
            color: #f4a261;
            transform: scale(1.1);
        }
        .rating-stars .star:hover~.star {
            color: #ddd;
            transform: scale(1);
        }
        .rating-score {
            font-weight: 700;
            font-size: 1.2rem;
            color: var(--primary-dark);
        }
        .rating-score span {
            color: var(--text-light);
            font-weight: 400;
            font-size: 0.9rem;
        }
        footer {
            background: var(--primary-dark);
            color: rgba(255, 255, 255, 0.8);
            padding: 40px 20px 20px;
            margin-top: 40px;
        }
        .footer-inner {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: 2fr 1fr 1fr;
            gap: 40px;
        }
        .footer-col h4 {
            color: #fff;
            font-size: 1.1rem;
            margin-bottom: 16px;
            border-bottom: 2px solid var(--accent);
            padding-bottom: 6px;
            display: inline-block;
        }
        .footer-col p,
        .footer-col a {
            color: rgba(255, 255, 255, 0.7);
            font-size: 0.9rem;
        }
        .footer-col a:hover {
            color: var(--accent-light);
        }
        friend-link {
            display: block;
            margin-top: 8px;
        }
        friend-link a {
            display: inline-block;
            padding: 4px 0;
        }
        .copyright {
            max-width: 1200px;
            margin: 30px auto 0;
            padding-top: 20px;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            text-align: center;
            font-size: 0.85rem;
            color: rgba(255, 255, 255, 0.5);
        }
        .copyright strong {
            color: rgba(255, 255, 255, 0.8);
        }
        .last-updated {
            display: inline-flex;
            align-items: center;
            gap: 8px;
            background: #eef5fa;
            padding: 6px 16px;
            border-radius: 30px;
            font-size: 0.8rem;
            color: var(--text-light);
            margin-bottom: 18px;
        }
        .last-updated i {
            color: var(--primary);
        }
        @media (max-width: 992px) {
            .content-grid {
                grid-template-columns: 1fr;
            }
            .sidebar-area {
                display: grid;
                grid-template-columns: 1fr 1fr;
                gap: 20px;
            }
            .footer-inner {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav#main-nav {
                width: 100%;
                max-height: 0;
                overflow: hidden;
                transition: max-height 0.4s ease;
                margin-top: 8px;
            }
            nav#main-nav.open {
                max-height: 500px;
            }
            nav#main-nav ul {
                flex-direction: column;
                gap: 2px;
                background: rgba(255, 255, 255, 0.05);
                border-radius: var(--radius-sm);
                padding: 8px;
            }
            nav#main-nav ul li a {
                padding: 10px 16px;
                border-radius: 8px;
            }
            .header-inner {
                padding: 10px 16px;
            }
            .my-logo {
                font-size: 1.3rem;
            }
            h1 {
                font-size: 1.7rem;
            }
            h2 {
                font-size: 1.3rem;
                margin-top: 32px;
            }
            h3 {
                font-size: 1.1rem;
            }
            .article-area {
                padding: 24px 18px;
            }
            .sidebar-area {
                grid-template-columns: 1fr;
            }
            .footer-inner {
                grid-template-columns: 1fr;
                gap: 24px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form input {
                min-width: auto;
            }
            .comment-form .form-row {
                flex-direction: column;
            }
            .rating-section {
                flex-direction: column;
                align-items: flex-start;
            }
            .stat-grid {
                grid-template-columns: 1fr 1fr;
            }
        }
        @media (max-width: 480px) {
            .stat-grid {
                grid-template-columns: 1fr;
            }
            .breadcrumb {
                font-size: 0.7rem;
            }
            .my-logo span {
                display: none;
            }
        }