* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f8f9fa;
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: inherit;
            transition: color 0.3s ease;
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section-spacing {
            padding: 60px 0;
        }
        .text-center { text-align: center; }
        .highlight {
            background: linear-gradient(90deg, #ff7e00, #ff2e00);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            font-weight: 800;
        }
        .btn {
            display: inline-block;
            padding: 14px 32px;
            background: linear-gradient(135deg, #1a6dcc, #0a4da3);
            color: white;
            border-radius: 50px;
            font-weight: bold;
            text-transform: uppercase;
            letter-spacing: 1px;
            border: none;
            cursor: pointer;
            transition: all 0.4s ease;
            box-shadow: 0 6px 15px rgba(10, 77, 163, 0.3);
        }
        .btn:hover {
            transform: translateY(-5px);
            box-shadow: 0 12px 20px rgba(10, 77, 163, 0.5);
            background: linear-gradient(135deg, #0a4da3, #083a7a);
        }
        .visually-hidden {
            position: absolute;
            width: 1px;
            height: 1px;
            padding: 0;
            margin: -1px;
            overflow: hidden;
            clip: rect(0, 0, 0, 0);
            white-space: nowrap;
            border: 0;
        }
        .site-header {
            background: linear-gradient(to right, #0c2461, #1a6dcc);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo-icon {
            color: #ff7e00;
            font-size: 2.5rem;
        }
        .nav-desktop {
            display: flex;
            gap: 30px;
        }
        .nav-desktop a {
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 0;
            position: relative;
        }
        .nav-desktop a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: #ff7e00;
            transition: width 0.3s ease;
        }
        .nav-desktop a:hover:after {
            width: 100%;
        }
        .nav-desktop a:hover {
            color: #ffcc00;
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .nav-mobile {
            display: none;
            flex-direction: column;
            background: #0c2461;
            padding: 20px;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: 0 10px 15px rgba(0,0,0,0.1);
        }
        .nav-mobile.active {
            display: flex;
        }
        .nav-mobile a {
            padding: 15px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            font-weight: 600;
        }
        .nav-mobile a:hover {
            background-color: rgba(255,255,255,0.05);
            color: #ffcc00;
        }
        .breadcrumb {
            background-color: #e9ecef;
            padding: 15px 20px;
            font-size: 0.95rem;
        }
        .breadcrumb a {
            color: #1a6dcc;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb span {
            margin: 0 8px;
            color: #6c757d;
        }
        .hero {
            background: linear-gradient(rgba(12, 36, 97, 0.85), rgba(26, 109, 204, 0.9)), url('https://images.unsplash.com/photo-1546519638-68e109498ffc?ixlib=rb-4.0.3&auto=format&fit=crop&w=1600&q=80');
            background-size: cover;
            background-position: center;
            color: white;
            padding: 100px 0;
            text-align: center;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 25px;
            line-height: 1.2;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 40px;
            opacity: 0.95;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            padding: 40px 0;
        }
        .article-content {
            background: white;
            border-radius: 15px;
            padding: 40px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.05);
        }
        .article-content h2, .article-content h3, .article-content h4 {
            margin-top: 40px;
            margin-bottom: 20px;
            color: #0c2461;
        }
        .article-content h2 {
            font-size: 2.2rem;
            border-bottom: 3px solid #ff7e00;
            padding-bottom: 10px;
        }
        .article-content h3 {
            font-size: 1.8rem;
            color: #1a6dcc;
        }
        .article-content h4 {
            font-size: 1.4rem;
            color: #333;
        }
        .article-content p {
            margin-bottom: 25px;
            font-size: 1.15rem;
            text-align: justify;
        }
        .article-content ul, .article-content ol {
            margin-left: 30px;
            margin-bottom: 25px;
        }
        .article-content li {
            margin-bottom: 10px;
        }
        .key-point {
            background: #e7f3ff;
            border-left: 5px solid #1a6dcc;
            padding: 20px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .key-point h4 {
            margin-top: 0;
            color: #0c2461;
        }
        .featured-image {
            margin: 40px 0;
            border-radius: 12px;
            overflow: hidden;
            box-shadow: 0 15px 25px rgba(0,0,0,0.1);
        }
        .featured-image img {
            width: 100%;
            transition: transform 0.6s ease;
        }
        .featured-image img:hover {
            transform: scale(1.03);
        }
        .caption {
            text-align: center;
            font-style: italic;
            color: #666;
            padding: 10px;
            font-size: 0.95rem;
        }
        .stats-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            background: linear-gradient(135deg, #0c2461, #1a6dcc);
            color: white;
            padding: 30px;
            border-radius: 15px;
            margin: 40px 0;
        }
        .stat-item h3 {
            color: #ffcc00;
            font-size: 2.5rem;
            margin-bottom: 10px;
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 30px;
        }
        .sidebar-widget {
            background: white;
            border-radius: 12px;
            padding: 25px;
            box-shadow: 0 8px 20px rgba(0,0,0,0.05);
        }
        .sidebar-widget h3 {
            color: #0c2461;
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #ff7e00;
        }
        .search-form {
            display: flex;
        }
        .search-form input {
            flex-grow: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background: #1a6dcc;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            transition: background 0.3s;
        }
        .search-form button:hover {
            background: #0c2461;
        }
        .rating-widget form {
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .rating-widget label {
            font-weight: bold;
            color: #444;
        }
        .rating-widget select, .rating-widget textarea, .rating-widget input[type="text"] {
            padding: 12px;
            border: 1px solid #ccc;
            border-radius: 8px;
            font-size: 1rem;
        }
        .rating-widget textarea {
            min-height: 100px;
            resize: vertical;
        }
        .stars {
            display: flex;
            gap: 10px;
            font-size: 1.8rem;
            color: #ddd;
            cursor: pointer;
        }
        .stars span {
            transition: color 0.2s;
        }
        .stars span:hover,
        .stars span.active {
            color: #ffcc00;
        }
        .comment-list {
            max-height: 400px;
            overflow-y: auto;
            padding-right: 10px;
        }
        .comment-item {
            border-bottom: 1px solid #eee;
            padding: 15px 0;
        }
        .comment-author {
            font-weight: bold;
            color: #1a6dcc;
        }
        .comment-date {
            font-size: 0.85rem;
            color: #888;
        }
        .comment-text {
            margin-top: 8px;
        }
        .longtail-links {
            background: #f1f8ff;
            padding: 50px 0;
            margin-top: 40px;
        }
        .web-link {
            display: inline-block;
            margin: 10px 20px;
            padding: 12px 25px;
            background: white;
            border-radius: 50px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.05);
            font-weight: 600;
            color: #1a6dcc;
            transition: all 0.3s ease;
        }
        .web-link:hover {
            background: #1a6dcc;
            color: white;
            transform: translateY(-3px);
        }
        .site-footer {
            background: #0c2461;
            color: #ddd;
            padding-top: 60px;
        }
        .footer-container {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            padding-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            color: white;
            margin-bottom: 20px;
        }
        .footer-links h4 {
            color: #ffcc00;
            margin-bottom: 25px;
            font-size: 1.3rem;
        }
        .footer-links ul li {
            margin-bottom: 12px;
        }
        .footer-links a:hover {
            color: #ffcc00;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding: 25px;
            border-top: 1px solid rgba(255,255,255,0.1);
            font-size: 0.95rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            .hero h1 {
                font-size: 2.8rem;
            }
            .nav-desktop {
                display: none;
            }
            .hamburger {
                display: block;
            }
        }
        @media (max-width: 768px) {
            .hero {
                padding: 70px 0;
            }
            .hero h1 {
                font-size: 2.3rem;
            }
            .article-content {
                padding: 25px;
            }
            .stats-box {
                grid-template-columns: 1fr;
            }
            .header-container, .breadcrumb {
                padding: 15px;
            }
            .section-spacing {
                padding: 40px 0;
            }
        }
        @media (max-width: 480px) {
            .hero h1 {
                font-size: 1.9rem;
            }
            .btn {
                padding: 12px 24px;
                font-size: 0.9rem;
            }
            .article-content h2 {
                font-size: 1.8rem;
            }
        }