* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #FF5722;
            --secondary-color: #2196F3;
            --dark-color: #1A1A2E;
            --light-color: #F5F7FA;
            --accent-color: #FFC107;
            --text-color: #333333;
            --text-light: #666666;
            --border-color: #E0E0E0;
            --success-color: #4CAF50;
            --warning-color: #FF9800;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: var(--text-color);
            background-color: var(--light-color);
            overflow-x: hidden;
        }
        a {
            text-decoration: none;
            color: var(--secondary-color);
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary-color);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: var(--dark-color);
            padding: 15px 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-content {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary-color), var(--accent-color));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: 1px;
        }
        .logo span {
            color: var(--secondary-color);
        }
        .desktop-nav {
            display: flex;
            gap: 30px;
        }
        .desktop-nav a {
            color: white;
            font-weight: 600;
            padding: 8px 0;
            position: relative;
        }
        .desktop-nav a:hover {
            color: var(--accent-color);
        }
        .desktop-nav a::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 3px;
            background-color: var(--accent-color);
            transition: var(--transition);
        }
        .desktop-nav a:hover::after {
            width: 100%;
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background-color: var(--dark-color);
            padding: 20px;
            position: absolute;
            top: 100%;
            left: 0;
            width: 100%;
            box-shadow: var(--shadow);
            z-index: 999;
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav a {
            color: white;
            padding: 12px 0;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
            font-weight: 600;
        }
        .mobile-nav a:last-child {
            border-bottom: none;
        }
        .breadcrumb {
            background-color: #f0f2f5;
            padding: 12px 0;
            margin-bottom: 30px;
        }
        .breadcrumb-content {
            display: flex;
            flex-wrap: wrap;
            align-items: center;
            gap: 10px;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .breadcrumb a:hover {
            color: var(--primary-color);
        }
        .breadcrumb i {
            margin: 0 8px;
            color: var(--text-light);
            font-size: 0.8rem;
        }
        .search-section {
            background: linear-gradient(135deg, var(--secondary-color), #0D47A1);
            padding: 40px 0;
            text-align: center;
            color: white;
            margin-bottom: 40px;
            border-radius: 10px;
        }
        .search-form {
            max-width: 600px;
            margin: 20px auto 0;
            display: flex;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-btn {
            background-color: var(--primary-color);
            color: white;
            border: none;
            border-radius: 0 50px 50px 0;
            padding: 0 30px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .search-btn:hover {
            background-color: #E64A19;
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
            margin: 40px 0;
        }
        @media (max-width: 992px) {
            .main-content {
                grid-template-columns: 1fr;
            }
        }
        .article-content {
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .sidebar {
            background-color: white;
            padding: 30px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            height: fit-content;
        }
        .sidebar-widget {
            margin-bottom: 30px;
            padding-bottom: 20px;
            border-bottom: 1px solid var(--border-color);
        }
        .sidebar-widget:last-child {
            border-bottom: none;
            margin-bottom: 0;
            padding-bottom: 0;
        }
        .widget-title {
            font-size: 1.3rem;
            margin-bottom: 20px;
            color: var(--dark-color);
            padding-bottom: 10px;
            border-bottom: 3px solid var(--primary-color);
        }
        h1 {
            font-size: 2.8rem;
            line-height: 1.2;
            margin-bottom: 20px;
            color: var(--dark-color);
        }
        h2 {
            font-size: 2rem;
            margin: 40px 0 20px;
            color: var(--dark-color);
            padding-bottom: 10px;
            border-bottom: 2px solid var(--border-color);
        }
        h3 {
            font-size: 1.6rem;
            margin: 30px 0 15px;
            color: var(--dark-color);
        }
        h4 {
            font-size: 1.3rem;
            margin: 25px 0 12px;
            color: var(--dark-color);
        }
        p {
            margin-bottom: 20px;
            text-align: justify;
        }
        .lead {
            font-size: 1.2rem;
            font-weight: 500;
            color: var(--text-light);
            margin-bottom: 30px;
            line-height: 1.8;
        }
        .highlight-box {
            background-color: #E8F4FD;
            border-left: 5px solid var(--secondary-color);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .warning-box {
            background-color: #FFF8E1;
            border-left: 5px solid var(--warning-color);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .feature-list {
            list-style: none;
            margin: 20px 0;
        }
        .feature-list li {
            padding: 10px 0 10px 35px;
            position: relative;
        }
        .feature-list li:before {
            content: '✓';
            position: absolute;
            left: 0;
            color: var(--success-color);
            font-weight: bold;
            font-size: 1.2rem;
        }
        .image-container {
            margin: 30px 0;
            border-radius: 10px;
            overflow: hidden;
            box-shadow: var(--shadow);
        }
        .image-caption {
            text-align: center;
            font-style: italic;
            color: var(--text-light);
            padding: 10px;
            background-color: #f9f9f9;
            font-size: 0.9rem;
        }
        .rating-section {
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin: 40px 0;
            text-align: center;
        }
        .rating-stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 20px 0;
            font-size: 2.5rem;
            color: #FFD700;
        }
        .rating-form {
            max-width: 500px;
            margin: 30px auto 0;
        }
        .rating-form select,
        .rating-form textarea {
            width: 100%;
            padding: 15px;
            margin-bottom: 20px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-family: inherit;
        }
        .rating-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .rating-form button:hover {
            background-color: #E64A19;
        }
        .comments-section {
            background-color: white;
            padding: 40px;
            border-radius: 10px;
            box-shadow: var(--shadow);
            margin: 40px 0;
        }
        .comment-form {
            margin-bottom: 40px;
        }
        .comment-form input,
        .comment-form textarea {
            width: 100%;
            padding: 15px;
            margin-bottom: 20px;
            border: 1px solid var(--border-color);
            border-radius: 8px;
            font-family: inherit;
        }
        .comment-form button {
            background-color: var(--secondary-color);
            color: white;
            border: none;
            padding: 15px 40px;
            border-radius: 50px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        .comment-form button:hover {
            background-color: #0D47A1;
        }
        .comment {
            padding: 25px;
            margin-bottom: 25px;
            background-color: #f9f9f9;
            border-radius: 10px;
            border-left: 5px solid var(--border-color);
        }
        .comment-header {
            display: flex;
            justify-content: space-between;
            margin-bottom: 15px;
            font-size: 0.9rem;
            color: var(--text-light);
        }
        .footer-links {
            background-color: #2C3E50;
            padding: 50px 0 30px;
            margin-top: 60px;
        }
        .web-link {
            background-color: rgba(255, 255, 255, 0.05);
            margin-bottom: 15px;
            padding: 15px;
            border-radius: 5px;
            transition: var(--transition);
        }
        .web-link:hover {
            background-color: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: #DDD;
            display: block;
        }
        .web-link a:hover {
            color: white;
        }
        footer {
            background-color: var(--dark-color);
            color: #AAA;
            padding: 40px 0 20px;
            text-align: center;
        }
        .footer-content {
            display: flex;
            flex-direction: column;
            align-items: center;
            gap: 20px;
        }
        .social-links {
            display: flex;
            gap: 20px;
            margin: 20px 0;
        }
        .social-links a {
            color: #AAA;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .social-links a:hover {
            color: var(--accent-color);
            transform: translateY(-5px);
        }
        .copyright {
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            padding-top: 20px;
            width: 100%;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.4rem;
            }
            .article-content {
                padding: 25px;
            }
            .search-form {
                flex-direction: column;
            }
            .search-input {
                border-radius: 50px;
                margin-bottom: 10px;
            }
            .search-btn {
                border-radius: 50px;
                padding: 15px;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        .text-center { text-align: center; }
        .text-primary { color: var(--primary-color); }
        .text-secondary { color: var(--secondary-color); }
        .text-accent { color: var(--accent-color); }
        .mb-30 { margin-bottom: 30px; }
        .mt-30 { margin-top: 30px; }
        .bold { font-weight: 700; }
        .emoji { font-size: 1.2rem; margin-right: 5px; }