* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-color: #1a237e;
            --secondary-color: #ff9800;
            --accent-color: #4caf50;
            --text-color: #333;
            --light-bg: #f5f5f5;
            --dark-bg: #121212;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --transition: all 0.3s ease;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-color);
            background-color: #fff;
            max-width: 1400px;
            margin: 0 auto;
            padding: 0 20px;
        }
        h1, h2, h3, h4 {
            color: var(--primary-color);
            margin: 1.5rem 0 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.5rem;
            border-bottom: 3px solid var(--secondary-color);
            padding-bottom: 10px;
        }
        h2 {
            font-size: 2rem;
            color: #2c387e;
        }
        h3 {
            font-size: 1.5rem;
            color: #3f51b5;
        }
        p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        a {
            color: var(--primary-color);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--secondary-color);
        }
        header {
            background: linear-gradient(135deg, var(--primary-color) 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-radius: 0 0 10px 10px;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            flex-wrap: wrap;
        }
        .logo {
            font-size: 2rem;
            font-weight: 700;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--secondary-color);
        }
        .logo a {
            color: white;
            text-decoration: none;
        }
        .logo a:hover {
            color: var(--secondary-color);
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
            gap: 1.5rem;
        }
        .nav-links a {
            color: white;
            font-weight: 500;
            padding: 5px 10px;
            border-radius: 4px;
        }
        .nav-links a:hover {
            background-color: rgba(255, 255, 255, 0.1);
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            background: none;
            border: none;
            color: white;
            cursor: pointer;
        }
        .breadcrumb {
            background-color: var(--light-bg);
            padding: 10px 20px;
            border-radius: 5px;
            margin: 1rem 0;
            font-size: 0.9rem;
        }
        .breadcrumb a {
            color: var(--primary-color);
        }
        .breadcrumb span {
            color: #666;
        }
        .search-container {
            margin: 2rem 0;
            padding: 20px;
            background-color: var(--light-bg);
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .search-form {
            display: flex;
            gap: 10px;
        }
        .search-form input {
            flex: 1;
            padding: 12px 20px;
            border: 2px solid #ddd;
            border-radius: 50px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-form input:focus {
            outline: none;
            border-color: var(--primary-color);
        }
        .search-form button {
            background-color: var(--primary-color);
            color: white;
            border: none;
            padding: 12px 30px;
            border-radius: 50px;
            cursor: pointer;
            transition: var(--transition);
            font-weight: 600;
        }
        .search-form button:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
        }
        .main-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 2rem;
            margin: 2rem 0;
        }
        article {
            background: white;
            padding: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .promo-highlight {
            background: linear-gradient(to right, #ff9800, #ff5722);
            color: white;
            padding: 1.5rem;
            border-radius: 10px;
            margin: 2rem 0;
            text-align: center;
            animation: pulse 2s infinite;
        }
        @keyframes pulse {
            0% { transform: scale(1); }
            50% { transform: scale(1.02); }
            100% { transform: scale(1); }
        }
        .promo-code {
            font-size: 2rem;
            font-weight: 700;
            letter-spacing: 2px;
            background: white;
            color: #ff5722;
            padding: 10px 20px;
            border-radius: 5px;
            display: inline-block;
            margin: 10px;
            cursor: pointer;
            transition: var(--transition);
        }
        .promo-code:hover {
            transform: scale(1.05);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .featured-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 2rem auto;
            display: block;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        aside {
            background-color: var(--light-bg);
            padding: 1.5rem;
            border-radius: 10px;
            height: fit-content;
            position: sticky;
            top: 20px;
        }
        .sidebar-widget {
            margin-bottom: 2rem;
        }
        .sidebar-widget h3 {
            color: var(--primary-color);
            border-bottom: 2px solid var(--secondary-color);
            padding-bottom: 5px;
            margin-bottom: 1rem;
        }
        .comment-section {
            margin: 3rem 0;
            padding: 2rem;
            background-color: var(--light-bg);
            border-radius: 10px;
        }
        .comment-form {
            display: grid;
            gap: 1rem;
            margin-bottom: 2rem;
        }
        .comment-form input,
        .comment-form textarea {
            padding: 12px;
            border: 1px solid #ddd;
            border-radius: 5px;
            font-family: inherit;
        }
        .comment-form textarea {
            min-height: 120px;
            resize: vertical;
        }
        .rating-system {
            display: flex;
            align-items: center;
            gap: 10px;
            margin: 1rem 0;
        }
        .stars {
            display: flex;
            gap: 5px;
        }
        .star {
            color: #ddd;
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #ff9800;
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
            margin: 3rem 0;
            padding: 2rem;
            background-color: var(--light-bg);
            border-radius: 10px;
        }
        .web-link {
            background: white;
            padding: 12px;
            border-radius: 5px;
            border-left: 4px solid var(--primary-color);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateX(5px);
            box-shadow: var(--shadow);
        }
        footer {
            background-color: var(--dark-bg);
            color: white;
            padding: 3rem 0 1rem;
            margin-top: 3rem;
            border-radius: 10px 10px 0 0;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2rem;
            margin-bottom: 2rem;
        }
        .copyright {
            text-align: center;
            padding-top: 2rem;
            border-top: 1px solid #444;
            font-size: 0.9rem;
            color: #aaa;
        }
        @media (max-width: 1024px) {
            .main-content {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
        }
        @media (max-width: 768px) {
            body {
                padding: 0 10px;
            }
            h1 {
                font-size: 2rem;
            }
            h2 {
                font-size: 1.5rem;
            }
            .header-container {
                flex-direction: column;
                align-items: flex-start;
            }
            .hamburger {
                display: block;
                position: absolute;
                right: 20px;
                top: 20px;
            }
            .nav-links {
                display: none;
                flex-direction: column;
                width: 100%;
                margin-top: 1rem;
            }
            .nav-links.active {
                display: flex;
            }
            .search-form {
                flex-direction: column;
            }
            .search-form button {
                width: 100%;
            }
            .promo-code {
                font-size: 1.5rem;
                padding: 8px 16px;
            }
        }
        .highlight {
            background-color: #fff9c4;
            padding: 0.2rem 0.4rem;
            border-radius: 3px;
            font-weight: 600;
        }
        .info-box {
            background-color: #e3f2fd;
            border-left: 4px solid #2196f3;
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 5px 5px 0;
        }
        .button {
            display: inline-block;
            background-color: var(--primary-color);
            color: white;
            padding: 12px 24px;
            border-radius: 50px;
            font-weight: 600;
            text-align: center;
            transition: var(--transition);
            border: none;
            cursor: pointer;
        }
        .button:hover {
            background-color: var(--secondary-color);
            transform: translateY(-2px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.2);
        }
        .text-center {
            text-align: center;
        }
        .mb-3 {
            margin-bottom: 3rem;
        }
        .mt-3 {
            margin-top: 3rem;
        }
        table {
            width: 100%;
            border-collapse: collapse;
            margin: 1.5rem 0;
            background: white;
            box-shadow: var(--shadow);
            border-radius: 10px;
            overflow: hidden;
        }
        th, td {
            padding: 1rem;
            text-align: left;
            border-bottom: 1px solid #ddd;
        }
        th {
            background-color: var(--primary-color);
            color: white;
            font-weight: 600;
        }
        tr:hover {
            background-color: #f5f5f5;
        }