* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #FF6B00;
            --secondary: #1A237E;
            --accent: #00C853;
            --dark: #212121;
            --light: #f8f9fa;
            --gray: #757575;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        body {
            background-color: #fff;
            color: var(--dark);
            line-height: 1.8;
            overflow-x: hidden;
        }
        h1, h2, h3, h4 {
            color: var(--secondary);
            margin-bottom: 1rem;
            line-height: 1.3;
        }
        h1 {
            font-size: 2.8rem;
            border-left: 6px solid var(--primary);
            padding-left: 1rem;
            margin-top: 2rem;
        }
        h2 {
            font-size: 2.2rem;
            border-bottom: 3px solid var(--accent);
            padding-bottom: 0.5rem;
            margin-top: 3rem;
        }
        h3 {
            font-size: 1.8rem;
            color: var(--primary);
            margin-top: 2rem;
        }
        p {
            margin-bottom: 1.5rem;
            font-size: 1.1rem;
            text-align: justify;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--secondary) 0%, #283593 100%);
            color: white;
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 800;
            color: white;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .logo i {
            color: var(--primary);
            font-size: 2.2rem;
        }
        .logo span {
            background: linear-gradient(to right, #FF6B00, #FF9800);
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        nav a {
            color: white;
            text-decoration: none;
            font-weight: 600;
            font-size: 1.1rem;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        nav a:hover, nav a.active {
            background-color: var(--primary);
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            font-size: 1.8rem;
            cursor: pointer;
            color: white;
        }
        .breadcrumb {
            background-color: var(--light);
            padding: 1rem 0;
            margin-bottom: 2rem;
            border-bottom: 1px solid #e0e0e0;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 0.5rem;
        }
        .breadcrumb a {
            color: var(--gray);
            text-decoration: none;
            transition: var(--transition);
        }
        .breadcrumb a:hover {
            color: var(--primary);
        }
        .breadcrumb li:not(:last-child)::after {
            content: "›";
            margin-left: 0.5rem;
            color: var(--gray);
        }
        main {
            padding: 2rem 0;
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 3rem;
        }
        article {
            background: white;
            padding: 2.5rem;
            border-radius: 12px;
            box-shadow: var(--shadow);
        }
        aside {
            position: sticky;
            top: 120px;
            height: fit-content;
        }
        .sidebar-widget {
            background: white;
            padding: 1.8rem;
            margin-bottom: 2rem;
            border-radius: 10px;
            box-shadow: var(--shadow);
        }
        .search-box {
            position: relative;
            margin-bottom: 2rem;
        }
        .search-box input {
            width: 100%;
            padding: 1rem 1rem 1rem 3rem;
            border: 2px solid #e0e0e0;
            border-radius: 50px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .search-box input:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.2);
        }
        .search-box i {
            position: absolute;
            left: 1.2rem;
            top: 50%;
            transform: translateY(-50%);
            color: var(--gray);
        }
        .btn {
            display: inline-block;
            background: linear-gradient(to right, var(--primary), #FF9800);
            color: white;
            padding: 0.9rem 2rem;
            border-radius: 50px;
            text-decoration: none;
            font-weight: 700;
            border: none;
            cursor: pointer;
            transition: var(--transition);
            text-align: center;
            font-size: 1.1rem;
            box-shadow: 0 4px 15px rgba(255, 107, 0, 0.3);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 6px 20px rgba(255, 107, 0, 0.4);
        }
        .btn-secondary {
            background: linear-gradient(to right, var(--secondary), #3949AB);
        }
        .btn-secondary:hover {
            box-shadow: 0 6px 20px rgba(26, 35, 126, 0.4);
        }
        .features-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 1.5rem;
            margin: 2.5rem 0;
        }
        .feature-card {
            background: white;
            padding: 1.8rem;
            border-radius: 10px;
            text-align: center;
            box-shadow: var(--shadow);
            transition: var(--transition);
            border: 2px solid transparent;
        }
        .feature-card:hover {
            transform: translateY(-5px);
            border-color: var(--primary);
        }
        .feature-card i {
            font-size: 2.5rem;
            color: var(--primary);
            margin-bottom: 1rem;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 12px;
            margin: 2rem auto;
            display: block;
            box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
            border: 5px solid white;
            transition: transform 0.5s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .review-form, .comment-form {
            background: var(--light);
            padding: 2rem;
            border-radius: 10px;
            margin-top: 3rem;
        }
        .rating {
            display: flex;
            gap: 0.5rem;
            margin: 1rem 0;
            direction: rtl;
        }
        .rating input {
            display: none;
        }
        .rating label {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: #FFD700;
        }
        .form-group {
            margin-bottom: 1.5rem;
        }
        .form-group label {
            display: block;
            margin-bottom: 0.5rem;
            font-weight: 600;
        }
        .form-control {
            width: 100%;
            padding: 1rem;
            border: 2px solid #e0e0e0;
            border-radius: 8px;
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-control:focus {
            outline: none;
            border-color: var(--primary);
            box-shadow: 0 0 0 3px rgba(255, 107, 0, 0.2);
        }
        .web-links {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 1.2rem;
            margin: 3rem 0;
            padding: 2rem;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            border-radius: 12px;
        }
        .web-link {
            background: white;
            padding: 1.2rem;
            border-radius: 8px;
            box-shadow: 0 3px 10px rgba(0,0,0,0.08);
            transition: var(--transition);
        }
        .web-link:hover {
            transform: translateX(5px);
            box-shadow: 0 5px 15px rgba(0,0,0,0.12);
        }
        .web-link a {
            color: var(--secondary);
            text-decoration: none;
            font-weight: 600;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .web-link a:hover {
            color: var(--primary);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 3rem 0 1.5rem;
            margin-top: 4rem;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 2.5rem;
            margin-bottom: 2.5rem;
        }
        .copyright {
            text-align: center;
            padding-top: 1.5rem;
            border-top: 1px solid #444;
            color: #aaa;
            font-size: 0.95rem;
        }
        @media (max-width: 992px) {
            main {
                grid-template-columns: 1fr;
            }
            aside {
                position: static;
            }
            h1 {
                font-size: 2.4rem;
            }
            h2 {
                font-size: 2rem;
            }
        }
        @media (max-width: 768px) {
            nav ul {
                display: none;
                position: absolute;
                top: 100%;
                left: 0;
                width: 100%;
                background: var(--secondary);
                flex-direction: column;
                padding: 1rem;
                box-shadow: 0 10px 20px rgba(0,0,0,0.2);
            }
            nav.active ul {
                display: flex;
            }
            .hamburger {
                display: block;
            }
            .header-container {
                flex-wrap: wrap;
            }
            article {
                padding: 1.5rem;
            }
            .features-grid {
                grid-template-columns: 1fr;
            }
        }
        .highlight {
            background: linear-gradient(120deg, #FFECB3 0%, #FFECB3 100%);
            padding: 0.2rem 0.5rem;
            border-radius: 4px;
            font-weight: 700;
        }
        .emoji {
            font-size: 1.3rem;
            margin-right: 0.5rem;
        }
        .note {
            background: #E3F2FD;
            border-left: 5px solid #2196F3;
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .tip {
            background: #E8F5E9;
            border-left: 5px solid var(--accent);
            padding: 1.5rem;
            margin: 2rem 0;
            border-radius: 0 8px 8px 0;
        }
        .stats {
            display: flex;
            justify-content: space-around;
            text-align: center;
            margin: 3rem 0;
            flex-wrap: wrap;
            gap: 1.5rem;
        }
        .stat-item {
            flex: 1;
            min-width: 150px;
        }
        .stat-number {
            font-size: 2.5rem;
            font-weight: 800;
            color: var(--primary);
            display: block;
        }
        .stat-label {
            color: var(--gray);
            font-size: 1rem;
        }