* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary-color: #FF6B35;
            --secondary-color: #004E89;
            --accent-color: #00A8E8;
            --dark-color: #1A1A2E;
            --light-color: #F8F9FA;
            --gray-color: #6C757D;
            --success-color: #28A745;
            --warning-color: #FFC107;
            --danger-color: #DC3545;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --border-radius: 8px;
            --container-width: 1200px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background-color: #f5f7fa;
            color: #333;
            line-height: 1.6;
            font-size: 16px;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: var(--container-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--dark-color);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo a {
            text-decoration: none;
            color: white;
            font-size: 1.8rem;
            font-weight: 800;
            display: flex;
            align-items: center;
            gap: 10px;
            transition: var(--transition);
        }
        .logo a:hover {
            color: var(--primary-color);
        }
        .logo-icon {
            color: var(--primary-color);
            font-size: 2.2rem;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 25px;
        }
        .nav-links a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            transition: var(--transition);
            padding: 5px 0;
            position: relative;
        }
        .nav-links a:hover {
            color: var(--primary-color);
        }
        .nav-links a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background-color: var(--primary-color);
            transition: var(--transition);
        }
        .nav-links a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            flex-direction: column;
            cursor: pointer;
            gap: 4px;
        }
        .hamburger span {
            width: 25px;
            height: 3px;
            background-color: white;
            border-radius: 2px;
            transition: var(--transition);
        }
        .breadcrumb {
            background-color: #2D3047;
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb-list {
            display: flex;
            list-style: none;
            gap: 10px;
            flex-wrap: wrap;
        }
        .breadcrumb-item {
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb-item a {
            color: #CCCCCC;
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb-item a:hover {
            color: var(--primary-color);
        }
        .breadcrumb-item:not(:last-child)::after {
            content: '>';
            color: var(--gray-color);
        }
        .breadcrumb-item.active a {
            color: var(--primary-color);
            font-weight: 600;
        }
        main {
            padding: 40px 0;
            background-color: white;
            min-height: 80vh;
        }
        .article-header {
            margin-bottom: 40px;
            text-align: center;
            padding-bottom: 20px;
            border-bottom: 2px solid #eee;
        }
        .article-title {
            font-size: 2.5rem;
            color: var(--dark-color);
            margin-bottom: 15px;
            line-height: 1.3;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 20px;
            color: var(--gray-color);
            font-size: 0.9rem;
            flex-wrap: wrap;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 5px;
        }
        .featured-image {
            width: 100%;
            margin: 30px 0;
            border-radius: var(--border-radius);
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .featured-image img {
            width: 100%;
            height: auto;
            display: block;
            transition: var(--transition);
        }
        .featured-image img:hover {
            transform: scale(1.02);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--gray-color);
            padding: 10px;
            background-color: #f8f9fa;
            font-size: 0.9rem;
        }
        .content-section {
            margin-bottom: 40px;
        }
        .content-section h2 {
            font-size: 2rem;
            color: var(--secondary-color);
            margin-bottom: 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--accent-color);
        }
        .content-section h3 {
            font-size: 1.5rem;
            color: var(--dark-color);
            margin: 25px 0 15px;
        }
        .content-section p {
            margin-bottom: 20px;
            text-align: justify;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .content-section ul, .content-section ol {
            margin: 20px 0 20px 30px;
        }
        .content-section li {
            margin-bottom: 10px;
            line-height: 1.7;
        }
        .highlight {
            background-color: rgba(255, 107, 53, 0.1);
            padding: 20px;
            border-left: 4px solid var(--primary-color);
            margin: 25px 0;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
        }
        .tip-box {
            background-color: rgba(0, 168, 232, 0.1);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
            border-left: 4px solid var(--accent-color);
        }
        .warning-box {
            background-color: rgba(255, 193, 7, 0.1);
            padding: 20px;
            border-radius: var(--border-radius);
            margin: 25px 0;
            border-left: 4px solid var(--warning-color);
        }
        .search-container {
            background-color: var(--light-color);
            padding: 30px;
            border-radius: var(--border-radius);
            margin: 40px 0;
            box-shadow: var(--shadow);
            text-align: center;
        }
        .search-container h3 {
            margin-bottom: 20px;
            color: var(--secondary-color);
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 0 auto;
        }
        .search-input {
            flex: 1;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-input:focus {
            border-color: var(--accent-color);
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #e05a2b;
        }
        .rating-container {
            background-color: var(--light-color);
            padding: 30px;
            border-radius: var(--border-radius);
            margin: 40px 0;
            box-shadow: var(--shadow);
        }
        .rating-container h3 {
            text-align: center;
            margin-bottom: 25px;
            color: var(--secondary-color);
        }
        .rating-stats {
            display: flex;
            justify-content: space-around;
            flex-wrap: wrap;
            gap: 20px;
            margin-bottom: 30px;
        }
        .rating-stat {
            text-align: center;
        }
        .rating-value {
            font-size: 3rem;
            font-weight: 800;
            color: var(--primary-color);
            line-height: 1;
        }
        .stars {
            color: var(--warning-color);
            font-size: 1.5rem;
            margin: 10px 0;
        }
        .rating-form {
            max-width: 500px;
            margin: 0 auto;
        }
        .rating-form label {
            display: block;
            margin-bottom: 10px;
            font-weight: 600;
        }
        .star-rating {
            display: flex;
            flex-direction: row-reverse;
            justify-content: flex-end;
            margin-bottom: 20px;
        }
        .star-rating input {
            display: none;
        }
        .star-rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
            margin-right: 5px;
        }
        .star-rating input:checked ~ label,
        .star-rating label:hover,
        .star-rating label:hover ~ label {
            color: var(--warning-color);
        }
        .rating-form textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            margin-bottom: 20px;
            resize: vertical;
            min-height: 120px;
            font-size: 1rem;
            font-family: inherit;
        }
        .submit-btn {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-size: 1rem;
            font-weight: 600;
            transition: var(--transition);
            display: block;
            width: 100%;
        }
        .submit-btn:hover {
            background-color: #003A6B;
        }
        .comments-container {
            margin: 40px 0;
        }
        .comments-container h3 {
            margin-bottom: 25px;
            color: var(--secondary-color);
        }
        .comment-form {
            background-color: var(--light-color);
            padding: 30px;
            border-radius: var(--border-radius);
            margin-bottom: 40px;
            box-shadow: var(--shadow);
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input,
        .form-group textarea {
            width: 100%;
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            font-size: 1rem;
            font-family: inherit;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--accent-color);
            outline: none;
        }
        .comment-list {
            display: flex;
            flex-direction: column;
            gap: 25px;
        }
        .comment-item {
            background-color: var(--light-color);
            padding: 25px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            flex-wrap: wrap;
            gap: 10px;
        }
        .comment-author {
            font-weight: 700;
            color: var(--secondary-color);
        }
        .comment-date {
            color: var(--gray-color);
            font-size: 0.9rem;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 40px 0;
        }
        .web-link {
            background-color: var(--light-color);
            padding: 15px;
            border-radius: var(--border-radius);
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
        }
        .web-link a {
            color: var(--secondary-color);
            text-decoration: none;
            font-weight: 600;
            display: block;
            transition: var(--transition);
        }
        .web-link a:hover {
            color: var(--primary-color);
        }
        footer {
            background-color: var(--dark-color);
            color: white;
            padding: 50px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: var(--primary-color);
            margin-bottom: 20px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #CCCCCC;
            text-decoration: none;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            color: #999;
            font-size: 0.9rem;
        }
        .text-primary {
            color: var(--primary-color);
        }
        .text-bold {
            font-weight: 700;
        }
        .emoji {
            font-size: 1.2em;
            margin-right: 5px;
        }
        @media (max-width: 992px) {
            .article-title {
                font-size: 2rem;
            }
            .content-section h2 {
                font-size: 1.8rem;
            }
        }
        @media (max-width: 768px) {
            .nav-links {
                position: fixed;
                top: 80px;
                left: 0;
                width: 100%;
                background-color: var(--dark-color);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                gap: 0;
                transform: translateY(-100%);
                opacity: 0;
                visibility: hidden;
                transition: var(--transition);
                box-shadow: 0 10px 15px rgba(0, 0, 0, 0.2);
                z-index: 999;
            }
            .nav-links.active {
                transform: translateY(0);
                opacity: 1;
                visibility: visible;
            }
            .nav-links li {
                width: 100%;
                text-align: center;
            }
            .nav-links a {
                display: block;
                padding: 15px;
                width: 100%;
            }
            .hamburger {
                display: flex;
            }
            .hamburger.active span:nth-child(1) {
                transform: rotate(45deg) translate(6px, 6px);
            }
            .hamburger.active span:nth-child(2) {
                opacity: 0;
            }
            .hamburger.active span:nth-child(3) {
                transform: rotate(-45deg) translate(6px, -6px);
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: var(--border-radius);
                margin-bottom: 10px;
            }
            .search-btn {
                border-radius: var(--border-radius);
                padding: 15px;
            }
            .rating-stats {
                flex-direction: column;
                align-items: center;
                gap: 30px;
            }
        }
        @media (max-width: 576px) {
            .article-title {
                font-size: 1.8rem;
            }
            .article-meta {
                flex-direction: column;
                align-items: center;
                gap: 10px;
            }
            .footer-content {
                grid-template-columns: 1fr;
            }
        }