* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-color: #1a73e8;
            --primary-dark: #0d47a1;
            --secondary-color: #ff6d00;
            --dark-bg: #0f172a;
            --light-bg: #f8fafc;
            --text-primary: #1e293b;
            --text-secondary: #64748b;
            --border-color: #e2e8f0;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.08);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        body {
            color: var(--text-primary);
            background-color: var(--light-bg);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: var(--primary-color);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-dark);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .site-header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2rem;
            font-weight: 900;
            color: var(--primary-color);
            letter-spacing: -1px;
        }
        .logo a {
            color: inherit;
        }
        .logo span {
            color: var(--secondary-color);
        }
        .main-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .main-nav a {
            font-weight: 600;
            font-size: 1.05rem;
            color: var(--text-primary);
            padding: 8px 5px;
            border-bottom: 2px solid transparent;
        }
        .main-nav a:hover, .main-nav a.active {
            color: var(--primary-color);
            border-bottom-color: var(--primary-color);
        }
        .search-box {
            display: flex;
            align-items: center;
            background: #f1f5f9;
            border-radius: 50px;
            padding: 8px 20px;
            width: 300px;
        }
        .search-box input {
            border: none;
            background: transparent;
            width: 100%;
            padding: 8px;
            outline: none;
            font-size: 0.95rem;
        }
        .search-box button {
            background: none;
            border: none;
            color: var(--text-secondary);
            cursor: pointer;
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--text-primary);
        }
        .breadcrumb {
            background-color: #f1f5f9;
            padding: 12px 0;
            font-size: 0.9rem;
            color: var(--text-secondary);
        }
        .breadcrumb a {
            color: var(--text-secondary);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb i {
            margin: 0 8px;
            font-size: 0.8rem;
        }
        .hero {
            background: linear-gradient(135deg, var(--dark-bg) 0%, #1e3a8a 100%);
            color: white;
            padding: 60px 0;
            text-align: center;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.2rem;
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
            opacity: 0.9;
        }
        .publish-info {
            display: flex;
            justify-content: center;
            gap: 20px;
            font-size: 0.95rem;
            opacity: 0.8;
        }
        .content-wrapper {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        .article-content {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
        }
        .article-content h2 {
            font-size: 2.2rem;
            margin: 40px 0 20px;
            color: var(--dark-bg);
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary-color);
        }
        .article-content h3 {
            font-size: 1.6rem;
            margin: 30px 0 15px;
            color: var(--primary-dark);
        }
        .article-content p {
            margin-bottom: 22px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .article-content .highlight {
            background: linear-gradient(120deg, #e0f2fe 0%, #fef3c7 100%);
            padding: 25px;
            border-left: 5px solid var(--secondary-color);
            border-radius: 0 var(--radius) var(--radius) 0;
            margin: 30px 0;
        }
        .article-content .highlight p {
            margin-bottom: 0;
            font-weight: 600;
        }
        .featured-image {
            width: 100%;
            border-radius: var(--radius);
            overflow: hidden;
            margin: 30px 0;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: transform 0.5s ease;
        }
        .featured-image:hover img {
            transform: scale(1.03);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-secondary);
            margin-top: 10px;
            font-size: 0.95rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 40px 0;
        }
        .stat-card {
            background: white;
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
            text-align: center;
            border-top: 5px solid var(--primary-color);
            transition: var(--transition);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.12);
        }
        .stat-card .number {
            font-size: 2.8rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
            margin-bottom: 10px;
        }
        .stat-card p {
            font-weight: 600;
            color: var(--text-primary);
        }
        blockquote {
            border-left: 4px solid var(--secondary-color);
            padding-left: 25px;
            margin: 30px 0;
            font-style: italic;
            color: var(--text-primary);
            font-size: 1.2rem;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: var(--radius);
            padding: 25px;
            box-shadow: var(--shadow);
        }
        .sidebar-widget h3 {
            font-size: 1.4rem;
            margin-bottom: 20px;
            color: var(--dark-bg);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            font-size: 2rem;
            color: #ffc107;
            margin: 15px 0;
            letter-spacing: 5px;
        }
        .rating-form input[type="radio"] {
            display: none;
        }
        .rating-form label {
            cursor: pointer;
            font-size: 1.8rem;
            color: #ddd;
            transition: color 0.2s;
        }
        .rating-form input:checked ~ label,
        .rating-form label:hover,
        .rating-form label:hover ~ label {
            color: #ffc107;
        }
        .btn {
            display: inline-block;
            background: var(--primary-color);
            color: white;
            padding: 12px 28px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            font-size: 1rem;
        }
        .btn:hover {
            background: var(--primary-dark);
            color: white;
            transform: translateY(-2px);
            box-shadow: 0 6px 15px rgba(26, 115, 232, 0.3);
        }
        .btn-block {
            display: block;
            width: 100%;
        }
        .comment-section {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            margin-top: 40px;
            box-shadow: var(--shadow);
        }
        .comment-section h2 {
            font-size: 2rem;
            margin-bottom: 30px;
            color: var(--dark-bg);
        }
        .comment-form .form-group {
            margin-bottom: 20px;
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            border: 1px solid var(--border-color);
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .comment-form input:focus,
        .comment-form textarea:focus {
            outline: none;
            border-color: var(--primary-color);
            box-shadow: 0 0 0 3px rgba(26, 115, 232, 0.1);
        }
        .comments-list {
            margin-top: 40px;
        }
        .comment {
            border-bottom: 1px solid var(--border-color);
            padding: 25px 0;
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 10px;
            align-items: center;
        }
        .comment-author {
            font-weight: 700;
            color: var(--text-primary);
        }
        .comment-date {
            color: var(--text-secondary);
            font-size: 0.9rem;
        }
        .footer-links {
            background: var(--dark-bg);
            padding: 50px 0 30px;
            margin-top: 60px;
        }
        .web-link {
            display: inline-block;
            background: rgba(255, 255, 255, 0.05);
            color: #cbd5e1;
            padding: 12px 25px;
            border-radius: 50px;
            margin: 0 10px 15px 0;
            transition: var(--transition);
            border: 1px solid rgba(255, 255, 255, 0.1);
        }
        .web-link:hover {
            background: var(--primary-color);
            color: white;
            transform: translateY(-3px);
        }
        .site-footer {
            background: #0a1429;
            color: #94a3b8;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-container {
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .copyright {
            margin-top: 20px;
            font-size: 0.9rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            width: 100%;
        }
        @media (max-width: 1024px) {
            .content-wrapper {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
        }
        @media (max-width: 768px) {
            .main-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                background: white;
                box-shadow: var(--shadow);
                transition: left 0.4s ease;
                z-index: 999;
            }
            .main-nav.active {
                left: 0;
            }
            .main-nav ul {
                flex-direction: column;
                padding: 20px;
                gap: 0;
            }
            .main-nav li {
                width: 100%;
            }
            .main-nav a {
                display: block;
                padding: 15px;
                border-bottom: 1px solid var(--border-color);
            }
            .mobile-toggle {
                display: block;
            }
            .search-box {
                width: 100%;
                margin-top: 20px;
                order: 3;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .hero h1 {
                font-size: 2.2rem;
            }
            .hero p {
                font-size: 1.1rem;
            }
            .article-content {
                padding: 25px;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
            .article-content h3 {
                font-size: 1.4rem;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
        }
        @media (max-width: 480px) {
            .hero {
                padding: 40px 0;
            }
            .hero h1 {
                font-size: 1.8rem;
            }
            .publish-info {
                flex-direction: column;
                gap: 10px;
            }
            .article-content {
                padding: 20px;
            }
        }
        .text-center { text-align: center; }
        .mb-20 { margin-bottom: 20px; }
        .mb-30 { margin-bottom: 30px; }
        .mt-30 { margin-top: 30px; }
        .emoji { font-size: 1.2em; }
        .bold { font-weight: 700; color: var(--primary-dark); }
        .keyword { background: #e0f2fe; padding: 2px 6px; border-radius: 4px; font-weight: 600; }