* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: #333;
            background-color: #f8f9fa;
        }
        header {
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            color: white;
            padding: 1rem 0;
            box-shadow: 0 2px 10px rgba(0,0,0,0.1);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: bold;
            text-decoration: none;
            color: white;
        }
        .logo:hover {
            color: #ffd700;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 500;
            transition: color 0.3s ease;
        }
        nav a:hover {
            color: #ffd700;
        }
        .hamburger {
            display: none;
            cursor: pointer;
            font-size: 1.5rem;
        }
        .breadcrumb {
            background: #e9ecef;
            padding: 1rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .breadcrumb a {
            color: #667eea;
            text-decoration: none;
        }
        .search-section {
            background: white;
            padding: 2rem 0;
            margin: 2rem auto;
            max-width: 1200px;
            border-radius: 10px;
            box-shadow: 0 2px 20px rgba(0,0,0,0.1);
        }
        .search-container {
            max-width: 600px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-input {
            flex: 1;
            padding: 12px;
            border: 2px solid #667eea;
            border-radius: 5px;
            font-size: 1rem;
        }
        .search-button {
            background: #667eea;
            color: white;
            border: none;
            padding: 12px 24px;
            border-radius: 5px;
            cursor: pointer;
            transition: background 0.3s ease;
        }
        .search-button:hover {
            background: #5a6fd8;
        }
        main {
            max-width: 1200px;
            margin: 0 auto;
            padding: 2rem 20px;
        }
        .article-content {
            background: white;
            padding: 3rem;
            border-radius: 15px;
            box-shadow: 0 5px 25px rgba(0,0,0,0.1);
            margin-bottom: 2rem;
        }
        h1 {
            color: #2c3e50;
            font-size: 2.5rem;
            margin-bottom: 1.5rem;
            text-align: center;
        }
        h2 {
            color: #34495e;
            font-size: 1.8rem;
            margin: 2rem 0 1rem 0;
            border-left: 4px solid #667eea;
            padding-left: 1rem;
        }
        h3 {
            color: #2c3e50;
            font-size: 1.4rem;
            margin: 1.5rem 0 1rem 0;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background: linear-gradient(120deg, #a8edea 0%, #fed6e3 100%);
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            border-left: 5px solid #667eea;
        }
        .feature-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 2rem 0;
        }
        .feature-card {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0,0,0,0.1);
            transition: transform 0.3s ease;
        }
        .feature-card:hover {
            transform: translateY(-5px);
        }
        .feature-icon {
            font-size: 2.5rem;
            color: #667eea;
            margin-bottom: 1rem;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2rem auto;
            display: block;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .comment-section {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            margin: 2rem 0;
            box-shadow: 0 2px 20px rgba(0,0,0,0.1);
        }
        .comment-form {
            display: grid;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-input, .form-textarea {
            padding: 12px;
            border: 2px solid #e1e8ed;
            border-radius: 5px;
            font-size: 1rem;
            transition: border-color 0.3s ease;
        }
        .form-input:focus, .form-textarea:focus {
            outline: none;
            border-color: #667eea;
        }
        .submit-button {
            background: #667eea;
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 5px;
            cursor: pointer;
            font-size: 1rem;
            transition: background 0.3s ease;
        }
        .submit-button:hover {
            background: #5a6fd8;
        }
        .rating-section {
            text-align: center;
            margin: 2rem 0;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1rem 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s ease;
        }
        .star:hover,
        .star.active {
            color: #ffd700;
        }
        .footer-links {
            background: #2c3e50;
            color: white;
            padding: 3rem 0;
        }
        .links-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .web-link {
            display: inline-block;
            margin: 0.5rem 1rem 0.5rem 0;
            padding: 0.5rem 1rem;
            background: #34495e;
            color: white;
            text-decoration: none;
            border-radius: 5px;
            transition: background 0.3s ease;
        }
        .web-link:hover {
            background: #667eea;
        }
        footer {
            background: #1a252f;
            color: white;
            text-align: center;
            padding: 2rem 0;
        }
        @media (max-width: 768px) {
            .hamburger {
                display: block;
            }
            nav ul {
                display: none;
                flex-direction: column;
                position: absolute;
                top: 100%;
                left: 0;
                right: 0;
                background: #667eea;
                padding: 1rem;
            }
            nav ul.show {
                display: flex;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .article-content {
                padding: 1.5rem;
            }
            .feature-grid {
                grid-template-columns: 1fr;
            }
            .search-form {
                flex-direction: column;
            }
        }
        @media (max-width: 480px) {
            .header-container {
                flex-direction: column;
                gap: 1rem;
            }
            h1 {
                font-size: 1.8rem;
            }
            .article-content {
                padding: 1rem;
            }
        }