* {
            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: #f9f9f9;
            max-width: 100vw;
            overflow-x: hidden;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, #4a148c 0%, #6a1b9a 100%);
            color: white;
            box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2rem;
            font-weight: 800;
            color: #ffeb3b;
            text-decoration: none;
            text-transform: uppercase;
            letter-spacing: 1px;
            font-family: 'Arial Black', sans-serif;
        }
        .logo a:hover {
            color: #fff;
            text-shadow: 0 0 10px rgba(255, 235, 59, 0.7);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 8px 12px;
            border-radius: 4px;
            transition: all 0.3s ease;
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.2);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            background-color: #5e35b1;
            padding: 20px;
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            display: block;
            padding: 10px;
            border-radius: 4px;
        }
        .mobile-nav a:hover {
            background-color: rgba(255, 255, 255, 0.15);
        }
        .breadcrumb {
            background-color: #f1f1f1;
            padding: 12px 0;
            font-size: 0.9rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: #6a1b9a;
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 8px;
            color: #999;
            font-size: 0.8rem;
        }
        main {
            padding: 30px 0;
            background-color: white;
        }
        .article-header {
            margin-bottom: 40px;
            border-bottom: 3px solid #f0f0f0;
            padding-bottom: 30px;
        }
        h1 {
            font-size: 2.5rem;
            color: #4a148c;
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: #666;
            font-size: 0.9rem;
            margin-bottom: 20px;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 10px;
            margin: 25px 0;
            box-shadow: 0 8px 20px rgba(0, 0, 0, 0.1);
            transition: transform 0.3s ease;
        }
        .featured-image:hover {
            transform: scale(1.01);
        }
        .article-content {
            max-width: 900px;
            margin: 0 auto;
        }
        h2 {
            font-size: 2rem;
            color: #6a1b9a;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid #eee;
        }
        h3 {
            font-size: 1.6rem;
            color: #8e24aa;
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            line-height: 1.8;
        }
        .highlight {
            background-color: #fff9c4;
            padding: 25px;
            border-left: 5px solid #ffeb3b;
            margin: 30px 0;
            border-radius: 0 8px 8px 0;
        }
        .tip-box {
            background-color: #e8f5e9;
            padding: 20px;
            border-radius: 8px;
            margin: 25px 0;
            border-left: 5px solid #4caf50;
        }
        .tip-box h4 {
            color: #2e7d32;
            margin-bottom: 10px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .quote {
            font-style: italic;
            border-left: 4px solid #9c27b0;
            padding-left: 20px;
            margin: 25px 0;
            color: #555;
            font-size: 1.2rem;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: linear-gradient(145deg, #f5f5f5, #fff);
            border-radius: 10px;
            padding: 25px;
            text-align: center;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease, box-shadow 0.3s ease;
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: #6a1b9a;
            margin-bottom: 10px;
        }
        .step-by-step {
            background-color: #f8f9fa;
            padding: 30px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .step {
            display: flex;
            margin-bottom: 25px;
            align-items: flex-start;
        }
        .step-number {
            background-color: #6a1b9a;
            color: white;
            width: 40px;
            height: 40px;
            border-radius: 50%;
            display: flex;
            align-items: center;
            justify-content: center;
            font-weight: bold;
            margin-right: 20px;
            flex-shrink: 0;
        }
        .interactive-section {
            background-color: #f5f5f5;
            padding: 40px;
            border-radius: 10px;
            margin: 50px 0;
        }
        .search-box {
            display: flex;
            max-width: 600px;
            margin: 30px auto;
        }
        .search-box input {
            flex: 1;
            padding: 15px;
            border: 2px solid #6a1b9a;
            border-radius: 8px 0 0 8px;
            font-size: 1rem;
        }
        .search-box button {
            background-color: #6a1b9a;
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 8px 8px 0;
            cursor: pointer;
            font-weight: 600;
            transition: background-color 0.3s ease;
        }
        .search-box button:hover {
            background-color: #4a148c;
        }
        .rating-section {
            text-align: center;
            margin: 40px 0;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 10px;
            margin: 20px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: color 0.2s ease, transform 0.2s ease;
        }
        .star:hover {
            transform: scale(1.2);
        }
        .star.active {
            color: #ffc107;
        }
        .comment-form {
            background-color: #fff;
            padding: 30px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            margin: 40px 0;
        }
        .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: 12px;
            border: 1px solid #ddd;
            border-radius: 6px;
            font-size: 1rem;
            font-family: inherit;
        }
        .form-group textarea {
            min-height: 150px;
            resize: vertical;
        }
        .submit-btn {
            background-color: #6a1b9a;
            color: white;
            border: none;
            padding: 15px 30px;
            border-radius: 6px;
            font-size: 1rem;
            font-weight: 600;
            cursor: pointer;
            transition: background-color 0.3s ease;
        }
        .submit-btn:hover {
            background-color: #4a148c;
        }
        .longtail-links {
            background-color: #f1f1f1;
            padding: 40px 0;
        }
        .web-links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .web-link {
            background-color: white;
            padding: 15px;
            border-radius: 6px;
            box-shadow: 0 3px 10px rgba(0, 0, 0, 0.05);
        }
        .web-link a {
            color: #6a1b9a;
            text-decoration: none;
            font-weight: 500;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: #4a148c;
            text-decoration: underline;
        }
        footer {
            background-color: #2d2d2d;
            color: #ddd;
            padding: 40px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .desktop-nav {
                display: none;
            }
            .hamburger {
                display: block;
            }
            .stats-grid {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 1.8rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 10px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .interactive-section {
                padding: 25px;
            }
            .step {
                flex-direction: column;
            }
            .step-number {
                margin-bottom: 15px;
            }
            .search-box {
                flex-direction: column;
            }
            .search-box input {
                border-radius: 8px;
                margin-bottom: 10px;
            }
            .search-box button {
                border-radius: 8px;
                padding: 15px;
            }
        }
        @media (max-width: 480px) {
            .container {
                padding: 0 15px;
            }
            .logo a {
                font-size: 1.5rem;
            }
            .featured-image {
                max-height: 300px;
            }
            .web-links-grid {
                grid-template-columns: 1fr;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }
        @media print {
            .interactive-section, .hamburger, .desktop-nav, .mobile-nav, .longtail-links, .search-box, .comment-form, .rating-section {
                display: none !important;
            }
        }