* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #2c3e50;
            --secondary: #e74c3c;
            --accent: #3498db;
            --light: #ecf0f1;
            --dark: #1a252f;
            --success: #27ae60;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
            --border-radius: 12px;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            color: #333;
            line-height: 1.7;
            min-height: 100vh;
            display: flex;
            flex-direction: column;
        }
        .header {
            background: var(--primary);
            color: white;
            padding: 1rem 2rem;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1400px;
            margin: 0 auto;
            display: flex;
            justify-content: space-between;
            align-items: center;
            gap: 2rem;
        }
        .logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary);
            transform: rotate(180deg);
        }
        .logo span {
            background: linear-gradient(90deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .nav-desktop {
            display: flex;
            gap: 1.5rem;
        }
        @media (max-width: 992px) {
            .nav-desktop {
                display: none;
            }
        }
        .nav-link {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            padding: 0.5rem 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .nav-link:hover {
            background: var(--accent);
            transform: translateY(-3px);
        }
        .nav-link.active {
            background: var(--secondary);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.8rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        @media (max-width: 992px) {
            .hamburger {
                display: block;
            }
        }
        .mobile-nav {
            position: fixed;
            top: 80px;
            left: 0;
            width: 100%;
            background: var(--dark);
            flex-direction: column;
            padding: 1rem;
            display: none;
            z-index: 999;
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .mobile-nav.active {
            display: flex;
        }
        .breadcrumb {
            background: rgba(255,255,255,0.95);
            padding: 1rem 2rem;
            border-bottom: 1px solid #ddd;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--accent);
            text-decoration: none;
        }
        .breadcrumb i {
            margin: 0 10px;
            color: #999;
        }
        .container {
            max-width: 1400px;
            margin: 2rem auto;
            padding: 0 2rem;
            flex: 1;
        }
        .main-grid {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2.5rem;
        }
        @media (max-width: 992px) {
            .main-grid {
                grid-template-columns: 1fr;
            }
        }
        .article {
            background: white;
            border-radius: var(--border-radius);
            padding: 2.5rem;
            box-shadow: var(--shadow);
            margin-bottom: 2rem;
        }
        .article h1 {
            color: var(--primary);
            font-size: 2.8rem;
            margin-bottom: 1.5rem;
            line-height: 1.2;
            border-bottom: 3px solid var(--secondary);
            padding-bottom: 1rem;
        }
        .article h2 {
            color: var(--primary);
            font-size: 2rem;
            margin: 2.5rem 0 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--accent);
        }
        .article h3 {
            color: var(--dark);
            font-size: 1.5rem;
            margin: 2rem 0 1rem;
        }
        .article p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(52, 152, 219, 0.2) 0%, rgba(231, 76, 60, 0.2) 100%);
            padding: 2rem;
            border-radius: var(--border-radius);
            border-left: 5px solid var(--secondary);
            margin: 2rem 0;
        }
        .feature-box {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
            gap: 1.5rem;
            margin: 2rem 0;
        }
        .feature-card {
            background: var(--light);
            padding: 1.5rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .feature-card:hover {
            border-color: var(--accent);
            transform: translateY(-5px);
        }
        .feature-card i {
            color: var(--secondary);
            font-size: 2rem;
            margin-bottom: 1rem;
        }
        .article-image {
            width: 100%;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .sidebar {
            display: flex;
            flex-direction: column;
            gap: 2rem;
        }
        .widget {
            background: white;
            border-radius: var(--border-radius);
            padding: 1.8rem;
            box-shadow: var(--shadow);
        }
        .widget h3 {
            color: var(--primary);
            margin-bottom: 1.5rem;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-form {
            display: flex;
            margin-top: 1rem;
        }
        .search-input {
            flex: 1;
            padding: 0.8rem 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius) 0 0 var(--border-radius);
            font-size: 1rem;
        }
        .search-btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 1.5rem;
            border-radius: 0 var(--border-radius) var(--border-radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-btn:hover {
            background: var(--secondary);
        }
        .rating-widget {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 1.5rem 0;
        }
        .star {
            color: #ddd;
            font-size: 2rem;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ffc107;
        }
        .rating-btn {
            background: var(--success);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            width: 100%;
            transition: var(--transition);
        }
        .rating-btn:hover {
            background: #219653;
        }
        .comment-form textarea {
            width: 100%;
            padding: 1rem;
            border: 2px solid #ddd;
            border-radius: var(--border-radius);
            margin-bottom: 1rem;
            resize: vertical;
            min-height: 120px;
            font-size: 1rem;
        }
        .comment-submit {
            background: var(--primary);
            color: white;
            border: none;
            padding: 0.8rem 2rem;
            border-radius: var(--border-radius);
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .comment-submit:hover {
            background: var(--secondary);
        }
        .web-links {
            background: white;
            padding: 2rem;
            border-radius: var(--border-radius);
            margin: 2rem 0;
            box-shadow: var(--shadow);
        }
        .web-links h2 {
            color: var(--primary);
            margin-bottom: 1.5rem;
        }
        .web-link {
            background: var(--light);
            margin-bottom: 1rem;
            padding: 1rem;
            border-radius: var(--border-radius);
            transition: var(--transition);
        }
        .web-link:hover {
            background: #d6eaf8;
            transform: translateX(10px);
        }
        .web-link a {
            color: var(--dark);
            text-decoration: none;
            font-weight: 600;
            display: block;
        }
        .footer {
            background: var(--dark);
            color: white;
            padding: 3rem 2rem 1.5rem;
            margin-top: auto;
        }
        .footer-container {
            max-width: 1400px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .footer-section h3 {
            color: var(--accent);
            margin-bottom: 1.5rem;
            font-size: 1.3rem;
        }
        .footer-links {
            list-style: none;
        }
        .footer-links li {
            margin-bottom: 0.8rem;
        }
        .footer-links a {
            color: #bbb;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-links a:hover {
            color: white;
            padding-left: 5px;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #34495e;
            color: #bbb;
            font-size: 0.9rem;
        }
        @media (max-width: 768px) {
            .header-container {
                padding: 0 1rem;
            }
            .container {
                padding: 0 1rem;
            }
            .article {
                padding: 1.5rem;
            }
            .article h1 {
                font-size: 2rem;
            }
            .article h2 {
                font-size: 1.6rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .article, .widget, .web-links {
            animation: fadeIn 0.6s ease-out;
        }
        .emoji {
            font-size: 1.2em;
            margin: 0 3px;
        }
        .bold {
            font-weight: 800;
            color: var(--primary);
        }
        .tag {
            background: var(--accent);
            color: white;
            padding: 0.2rem 0.8rem;
            border-radius: 20px;
            font-size: 0.8rem;
            display: inline-block;
            margin-right: 0.5rem;
            margin-bottom: 0.5rem;
        }