* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
        }
        :root {
            --primary: #e53935;
            --secondary: #1a237e;
            --accent: #ff9800;
            --light: #f5f5f5;
            --dark: #212121;
            --gray: #757575;
            --light-gray: #eeeeee;
            --shadow: 0 4px 12px rgba(0,0,0,0.1);
            --radius: 8px;
            --transition: all 0.3s ease;
        }
        body {
            background-color: #ffffff;
            color: var(--dark);
            line-height: 1.6;
            overflow-x: hidden;
        }
        .container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: linear-gradient(135deg, var(--secondary) 0%, var(--dark) 100%);
            color: white;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-top {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 800;
            text-decoration: none;
            color: white;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo:hover {
            color: var(--accent);
            transform: scale(1.02);
            transition: var(--transition);
        }
        .my-logo i {
            color: var(--accent);
        }
        .search-form {
            display: flex;
            max-width: 400px;
            width: 100%;
        }
        .search-form input {
            flex: 1;
            padding: 12px 20px;
            border: none;
            border-radius: var(--radius) 0 0 var(--radius);
            font-size: 1rem;
            outline: none;
        }
        .search-form button {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 25px;
            border-radius: 0 var(--radius) var(--radius) 0;
            cursor: pointer;
            transition: var(--transition);
        }
        .search-form button:hover {
            background: #f57c00;
        }
        nav {
            background-color: rgba(26, 35, 126, 0.95);
            border-top: 1px solid rgba(255,255,255,0.1);
        }
        .nav-desktop {
            display: flex;
            list-style: none;
            justify-content: center;
            gap: 30px;
        }
        .nav-desktop li {
            position: relative;
        }
        .nav-desktop a {
            color: white;
            text-decoration: none;
            padding: 18px 0;
            display: block;
            font-weight: 600;
            text-transform: uppercase;
            font-size: 0.95rem;
            letter-spacing: 0.5px;
            transition: var(--transition);
        }
        .nav-desktop a:hover {
            color: var(--accent);
        }
        .nav-desktop a::after {
            content: '';
            position: absolute;
            bottom: 15px;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--accent);
            transition: var(--transition);
        }
        .nav-desktop a:hover::after {
            width: 100%;
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: white;
            font-size: 1.5rem;
            cursor: pointer;
        }
        @media (max-width: 992px) {
            .hamburger {
                display: block;
            }
            .nav-desktop {
                display: none;
            }
            .mobile-nav {
                position: fixed;
                top: 80px;
                left: -100%;
                width: 100%;
                height: calc(100vh - 80px);
                background: var(--secondary);
                transition: var(--transition);
                z-index: 999;
                padding: 20px;
                overflow-y: auto;
            }
            .mobile-nav.active {
                left: 0;
            }
            .mobile-nav ul {
                list-style: none;
            }
            .mobile-nav a {
                color: white;
                text-decoration: none;
                display: block;
                padding: 15px;
                border-bottom: 1px solid rgba(255,255,255,0.1);
                font-size: 1.1rem;
                transition: var(--transition);
            }
            .mobile-nav a:hover {
                background: rgba(255,255,255,0.1);
                padding-left: 25px;
            }
        }
        .breadcrumb {
            background: var(--light-gray);
            padding: 15px 0;
            margin-bottom: 30px;
        }
        .breadcrumb ol {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            margin-left: 10px;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--secondary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        main {
            padding: 40px 0;
        }
        article {
            max-width: 900px;
            margin: 0 auto 60px;
        }
        h1 {
            font-size: 2.8rem;
            color: var(--secondary);
            margin-bottom: 25px;
            line-height: 1.2;
            text-align: center;
            padding-bottom: 20px;
            border-bottom: 3px solid var(--accent);
        }
        h2 {
            font-size: 2.2rem;
            color: var(--dark);
            margin: 40px 0 20px;
            padding-bottom: 10px;
            border-bottom: 2px solid var(--light-gray);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--secondary);
            margin: 30px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: var(--gray);
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .intro {
            font-size: 1.3rem;
            font-weight: 500;
            color: var(--secondary);
            background: linear-gradient(to right, var(--light-gray), transparent);
            padding: 25px;
            border-left: 5px solid var(--accent);
            border-radius: var(--radius);
            margin-bottom: 35px;
        }
        .highlight {
            background: linear-gradient(120deg, var(--accent) 0%, transparent 100%);
            padding: 20px;
            border-radius: var(--radius);
            margin: 25px 0;
            border-left: 4px solid var(--primary);
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 20px;
            margin: 30px 0;
        }
        .stat-card {
            background: white;
            padding: 25px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
            text-align: center;
            transition: var(--transition);
            border-top: 4px solid var(--secondary);
        }
        .stat-card:hover {
            transform: translateY(-5px);
            box-shadow: 0 10px 20px rgba(0,0,0,0.15);
        }
        .stat-card i {
            font-size: 2.5rem;
            color: var(--accent);
            margin-bottom: 15px;
        }
        .stat-card h4 {
            color: var(--secondary);
            margin: 10px 0;
        }
        .feature-image {
            width: 100%;
            height: 500px;
            object-fit: cover;
            border-radius: var(--radius);
            margin: 30px 0;
            box-shadow: var(--shadow);
        }
        .content-image {
            float: right;
            width: 400px;
            height: auto;
            margin: 15px 0 15px 30px;
            border-radius: var(--radius);
            box-shadow: var(--shadow);
        }
        @media (max-width: 768px) {
            .content-image {
                float: none;
                width: 100%;
                margin: 20px 0;
            }
            h1 {
                font-size: 2.2rem;
            }
            h2 {
                font-size: 1.8rem;
            }
            h3 {
                font-size: 1.5rem;
            }
        }
        .quote {
            font-style: italic;
            font-size: 1.2rem;
            color: var(--secondary);
            padding: 25px;
            background: var(--light);
            border-radius: var(--radius);
            margin: 30px 0;
            position: relative;
        }
        .quote::before {
            content: '"';
            font-size: 4rem;
            color: var(--accent);
            position: absolute;
            top: -20px;
            left: 10px;
            opacity: 0.3;
        }
        .quote-author {
            text-align: right;
            font-weight: 600;
            color: var(--gray);
            margin-top: 15px;
        }
        .internal-links {
            background: var(--light);
            padding: 25px;
            border-radius: var(--radius);
            margin: 30px 0;
        }
        .internal-links h3 {
            margin-top: 0;
        }
        .internal-links ul {
            columns: 2;
            list-style: none;
            margin-top: 15px;
        }
        .internal-links li {
            margin-bottom: 10px;
        }
        .internal-links a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        .internal-links a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        @media (max-width: 600px) {
            .internal-links ul {
                columns: 1;
            }
        }
        .interactive-section {
            background: white;
            border-radius: var(--radius);
            padding: 30px;
            margin: 40px 0;
            box-shadow: var(--shadow);
            border: 1px solid var(--light-gray);
        }
        .rating-system {
            display: flex;
            flex-direction: column;
            gap: 15px;
            margin: 25px 0;
        }
        .stars {
            display: flex;
            gap: 5px;
            font-size: 1.8rem;
            color: var(--light-gray);
            cursor: pointer;
        }
        .stars i {
            transition: var(--transition);
        }
        .stars i:hover,
        .stars i.active {
            color: #ffc107;
        }
        .comment-form,
        .rating-form {
            display: grid;
            gap: 15px;
            margin-top: 20px;
        }
        .form-group {
            display: flex;
            flex-direction: column;
            gap: 8px;
        }
        .form-group label {
            font-weight: 600;
            color: var(--secondary);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            padding: 12px 15px;
            border: 1px solid var(--light-gray);
            border-radius: var(--radius);
            font-size: 1rem;
            transition: var(--transition);
        }
        .form-group input:focus,
        .form-group textarea:focus,
        .form-group select:focus {
            outline: none;
            border-color: var(--accent);
            box-shadow: 0 0 0 3px rgba(255,152,0,0.1);
        }
        .form-actions {
            display: flex;
            gap: 15px;
            margin-top: 10px;
        }
        .btn {
            padding: 12px 30px;
            border: none;
            border-radius: var(--radius);
            font-weight: 600;
            cursor: pointer;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 8px;
        }
        .btn-primary {
            background: var(--secondary);
            color: white;
        }
        .btn-primary:hover {
            background: var(--dark);
            transform: translateY(-2px);
        }
        .btn-secondary {
            background: var(--light-gray);
            color: var(--dark);
        }
        .btn-secondary:hover {
            background: #e0e0e0;
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 60px 0 30px;
            margin-top: 60px;
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-section h3 {
            color: white;
            margin-bottom: 20px;
            font-size: 1.3rem;
        }
        .footer-section ul {
            list-style: none;
        }
        .footer-section li {
            margin-bottom: 12px;
        }
        .footer-section a {
            color: #b0b0b0;
            text-decoration: none;
            transition: var(--transition);
        }
        .footer-section a:hover {
            color: var(--accent);
            padding-left: 5px;
        }
        friend-link {
            display: block;
            background: rgba(255,255,255,0.05);
            padding: 20px;
            border-radius: var(--radius);
            margin: 20px 0;
        }
        friend-link a {
            color: var(--accent) !important;
            font-weight: 600;
        }
        .copyright {
            text-align: center;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #b0b0b0;
            font-size: 0.9rem;
        }
        .last-updated {
            background: var(--light);
            padding: 15px;
            border-radius: var(--radius);
            text-align: center;
            margin: 30px 0;
            color: var(--gray);
            font-style: italic;
        }
        .text-center { text-align: center; }
        .mb-20 { margin-bottom: 20px; }
        .mb-30 { margin-bottom: 30px; }
        .mt-40 { margin-top: 40px; }
        .emoji { font-size: 1.2em; }
        .bold { font-weight: 700; color: var(--secondary); }
        @media print {
            header, footer, .interactive-section, .breadcrumb {
                display: none;
            }
            body {
                font-size: 12pt;
                line-height: 1.5;
            }
        }