* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #1a237e;
            --secondary: #ff9800;
            --accent: #4caf50;
            --light: #f5f7fa;
            --dark: #121212;
            --gray: #6c757d;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--light);
            color: #333;
            line-height: 1.7;
            overflow-x: hidden;
        }
        a {
            color: var(--primary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary);
        }
        img {
            max-width: 100%;
            height: auto;
            display: block;
            border-radius: var(--radius);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        .section {
            padding: 60px 0;
        }
        .text-center { text-align: center; }
        .btn {
            display: inline-block;
            background: linear-gradient(135deg, var(--primary), #283593);
            color: white;
            padding: 14px 30px;
            border-radius: 50px;
            font-weight: 600;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            box-shadow: var(--shadow);
        }
        .btn:hover {
            background: linear-gradient(135deg, var(--secondary), #ff5722);
            transform: translateY(-3px);
            box-shadow: 0 6px 15px rgba(255, 152, 0, 0.3);
        }
        .highlight {
            background-color: #fff9c4;
            padding: 3px 6px;
            border-radius: 4px;
            font-weight: 600;
        }
        header {
            background-color: white;
            box-shadow: var(--shadow);
            position: sticky;
            top: 0;
            z-index: 1000;
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(to right, var(--primary), var(--accent));
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
        }
        .logo a { background: none; }
        .search-form {
            flex-grow: 1;
            max-width: 500px;
            margin: 0 30px;
            position: relative;
        }
        .search-form input {
            width: 100%;
            padding: 12px 20px;
            border: 2px solid #e0e0e0;
            border-radius: 50px;
            font-size: 1rem;
            outline: none;
            transition: var(--transition);
        }
        .search-form input:focus {
            border-color: var(--primary);
        }
        .search-form button {
            position: absolute;
            right: 10px;
            top: 50%;
            transform: translateY(-50%);
            background: none;
            border: none;
            color: var(--gray);
            cursor: pointer;
            font-size: 1.2rem;
        }
        nav {
            background-color: var(--primary);
        }
        .nav-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li a {
            color: white;
            padding: 18px 22px;
            display: block;
            font-weight: 500;
        }
        .nav-links li a:hover {
            background-color: rgba(255,255,255,0.1);
            color: #fff;
        }
        .hamburger {
            display: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 10px;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--primary);
        }
        .hero {
            background: linear-gradient(rgba(26, 35, 126, 0.85), rgba(76, 175, 80, 0.8)), url('https://images.unsplash.com/photo-1546874177-9e664107314e?ixlib=rb-4.0.3&auto=format&fit=crop&w=1200&q=80') center/cover no-repeat;
            color: white;
            padding: 100px 0;
            text-align: center;
            border-radius: 0 0 30px 30px;
            margin-bottom: 40px;
        }
        .hero h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            text-shadow: 2px 2px 5px rgba(0,0,0,0.5);
        }
        .hero p {
            font-size: 1.3rem;
            max-width: 800px;
            margin: 0 auto 30px;
        }
        main {
            background-color: white;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            padding: 40px;
            margin-bottom: 40px;
        }
        article h2 {
            color: var(--primary);
            font-size: 2.2rem;
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary);
        }
        article h3 {
            color: #2c3e50;
            font-size: 1.8rem;
            margin: 30px 0 15px;
        }
        article p {
            margin-bottom: 20px;
            font-size: 1.1rem;
        }
        article ul, article ol {
            margin-left: 30px;
            margin-bottom: 20px;
        }
        article li {
            margin-bottom: 10px;
        }
        .article-img {
            margin: 30px auto;
            max-width: 800px;
            box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        }
        .feature-box {
            background-color: #e8f5e9;
            border-left: 5px solid var(--accent);
            padding: 25px;
            margin: 30px 0;
            border-radius: 0 var(--radius) var(--radius) 0;
        }
        .interactive-section {
            background-color: #f8f9fa;
            padding: 40px;
            border-radius: var(--radius);
            margin: 40px 0;
        }
        .rating-form, .comment-form {
            display: grid;
            gap: 20px;
            margin-top: 20px;
        }
        .rating-stars {
            display: flex;
            gap: 10px;
            font-size: 2rem;
            color: #ffc107;
            cursor: pointer;
        }
        .rating-stars span:hover {
            color: #ff9800;
        }
        .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: 12px 15px;
            border: 1px solid #ced4da;
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus {
            border-color: var(--primary);
            outline: none;
            box-shadow: 0 0 0 3px rgba(26, 35, 126, 0.1);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 40px 0;
        }
        .web-link {
            background-color: white;
            border: 1px solid #e0e0e0;
            padding: 15px;
            border-radius: var(--radius);
            transition: var(--transition);
        }
        .web-link:hover {
            border-color: var(--primary);
            box-shadow: var(--shadow);
        }
        footer {
            background-color: var(--dark);
            color: #ccc;
            padding: 60px 0 20px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-col h3 {
            color: white;
            margin-bottom: 25px;
            font-size: 1.5rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 12px;
        }
        .footer-links a {
            color: #aaa;
        }
        .footer-links a:hover {
            color: var(--secondary);
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #888;
        }
        @media (max-width: 992px) {
            .hero h1 { font-size: 2.8rem; }
            .nav-links {
                position: fixed;
                top: 0;
                right: -100%;
                height: 100vh;
                width: 280px;
                background-color: var(--primary);
                flex-direction: column;
                padding-top: 80px;
                transition: 0.5s;
                z-index: 999;
            }
            .nav-links.active {
                right: 0;
            }
            .nav-links li a {
                padding: 18px 30px;
                border-bottom: 1px solid rgba(255,255,255,0.1);
            }
            .hamburger {
                display: block;
            }
            .header-top {
                flex-wrap: wrap;
            }
            .search-form {
                order: 3;
                max-width: 100%;
                margin: 20px 0 0;
            }
        }
        @media (max-width: 768px) {
            .hero { padding: 70px 0; }
            .hero h1 { font-size: 2.2rem; }
            .hero p { font-size: 1.1rem; }
            main { padding: 25px; }
            article h2 { font-size: 1.8rem; }
            .interactive-section { padding: 25px; }
            .section { padding: 40px 0; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.8s ease forwards;
        }