:root {
            --primary: #ff4757;
            --secondary: #2ed573;
            --accent: #3742fa;
            --dark: #2f3542;
            --light: #f1f2f6;
            --gray: #a4b0be;
            --text: #2f3542;
            --text-light: #747d8c;
            --shadow: 0 10px 20px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
            --radius: 12px;
            --max-width: 1200px;
        }
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        body {
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
            line-height: 1.7;
            color: var(--text);
            background: linear-gradient(135deg, #f5f7fa 0%, #e4e8f0 100%);
            min-height: 100vh;
        }
        a {
            color: var(--accent);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        .container {
            width: 100%;
            max-width: var(--max-width);
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 20px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 900;
            color: var(--primary);
            letter-spacing: -1px;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            font-weight: 600;
            color: var(--dark);
            padding: 8px 15px;
            border-radius: var(--radius);
        }
        .desktop-nav a:hover {
            background: var(--light);
            color: var(--primary);
        }
        .mobile-toggle {
            display: none;
            font-size: 1.5rem;
            color: var(--dark);
            cursor: pointer;
        }
        .mobile-nav {
            display: none;
            flex-direction: column;
            background: white;
            padding: 20px;
            border-top: 2px solid var(--light);
        }
        .mobile-nav.active {
            display: flex;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 15px;
        }
        .mobile-nav a {
            display: block;
            padding: 12px;
            background: var(--light);
            border-radius: var(--radius);
            font-weight: 600;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--text-light);
            border-bottom: 1px solid #eee;
        }
        .breadcrumb a {
            color: var(--text-light);
        }
        .search-section {
            background: linear-gradient(to right, var(--accent), #5352ed);
            padding: 40px 0;
            text-align: center;
            color: white;
        }
        .search-container {
            max-width: 700px;
            margin: 0 auto;
        }
        .search-container h2 {
            margin-bottom: 20px;
            font-size: 1.8rem;
        }
        #search-form {
            display: flex;
            border-radius: 50px;
            overflow: hidden;
            box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
        }
        #search-input {
            flex: 1;
            padding: 18px 25px;
            border: none;
            font-size: 1.1rem;
        }
        #search-form button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0 35px;
            cursor: pointer;
            font-weight: 600;
            font-size: 1rem;
            transition: var(--transition);
        }
        #search-form button:hover {
            background: #ff2e43;
        }
        main {
            padding: 40px 0;
        }
        article {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--dark);
            margin-bottom: 20px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            gap: 20px;
            color: var(--text-light);
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        .article-meta span i {
            margin-right: 8px;
            color: var(--accent);
        }
        .featured-image {
            width: 100%;
            height: 450px;
            object-fit: cover;
            border-radius: var(--radius);
            margin-bottom: 30px;
            box-shadow: 0 15px 30px rgba(0, 0, 0, 0.15);
        }
        h2 {
            font-size: 2rem;
            color: var(--dark);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary);
        }
        h3 {
            font-size: 1.5rem;
            color: var(--dark);
            margin: 30px 0 15px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(46, 213, 115, 0.2) 0%, rgba(46, 213, 115, 0) 100%);
            border-left: 5px solid var(--secondary);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .tip-box {
            background: #fff9e6;
            border: 2px dashed #ffa502;
            padding: 20px;
            border-radius: var(--radius);
            margin: 25px 0;
        }
        .tip-box i {
            color: #ffa502;
            margin-right: 10px;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: var(--light);
            padding: 25px;
            border-radius: var(--radius);
            text-align: center;
            border-top: 5px solid var(--primary);
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .interactive-section {
            background: white;
            border-radius: var(--radius);
            padding: 40px;
            box-shadow: var(--shadow);
            margin-bottom: 40px;
        }
        .rating-widget {
            text-align: center;
            padding: 30px;
            background: #f8f9fa;
            border-radius: var(--radius);
            margin-bottom: 40px;
        }
        .stars {
            font-size: 2.5rem;
            color: #ffd700;
            margin: 20px 0;
            cursor: pointer;
        }
        .stars i:hover {
            transform: scale(1.2);
        }
        .comment-form, .rating-form {
            display: flex;
            flex-direction: column;
            gap: 20px;
            max-width: 800px;
            margin: 0 auto;
        }
        .form-group {
            display: flex;
            flex-direction: column;
        }
        .form-group label {
            margin-bottom: 8px;
            font-weight: 600;
        }
        .form-group input, .form-group textarea, .form-group select {
            padding: 15px;
            border: 2px solid #ddd;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus, .form-group textarea:focus {
            border-color: var(--accent);
            outline: none;
        }
        button[type="submit"] {
            background: var(--secondary);
            color: white;
            border: none;
            padding: 18px;
            border-radius: var(--radius);
            font-size: 1.1rem;
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
        }
        button[type="submit"]:hover {
            background: #25c562;
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(46, 213, 115, 0.4);
        }
        .long-tail-links {
            background: var(--dark);
            padding: 50px 0 30px;
            margin-top: 40px;
        }
        .web-links-container {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
            gap: 20px;
            margin-bottom: 30px;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 20px;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(10px);
        }
        .web-link a {
            color: white;
            font-size: 1.1rem;
            display: block;
        }
        .web-link a:hover {
            color: var(--secondary);
        }
        footer {
            background: #1a1e2c;
            color: #a4b0be;
            padding: 50px 0 30px;
        }
        .footer-content {
            display: flex;
            flex-wrap: wrap;
            justify-content: space-between;
            gap: 40px;
            margin-bottom: 30px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 900;
            color: white;
            margin-bottom: 20px;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid #2f3542;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 {
                font-size: 2.3rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            .desktop-nav {
                display: none;
            }
            .mobile-toggle {
                display: block;
            }
            .featured-image {
                height: 350px;
            }
        }
        @media (max-width: 768px) {
            .header-top, article, .interactive-section {
                padding: 20px;
            }
            h1 {
                font-size: 1.8rem;
            }
            .search-container h2 {
                font-size: 1.5rem;
            }
            #search-form {
                flex-direction: column;
                border-radius: var(--radius);
            }
            #search-input, #search-form button {
                width: 100%;
                border-radius: 0;
                padding: 15px;
            }
            .stats-grid {
                grid-template-columns: 1fr;
            }
            .footer-content {
                flex-direction: column;
            }
        }
        @media print {
            .mobile-toggle, .search-section, .interactive-section, .long-tail-links, footer {
                display: none;
            }
            body {
                background: white;
                color: black;
            }
        }