* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary-blue: #0037b3;
            --secondary-blue: #0055ff;
            --accent-gold: #ffcd00;
            --dark-bg: #0a0a23;
            --light-bg: #f8f9fa;
            --text-dark: #2d3748;
            --text-light: #ffffff;
            --gray-border: #e2e8f0;
            --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.6;
            color: var(--text-dark);
            background-color: var(--light-bg);
        }
        header {
            background: linear-gradient(135deg, var(--primary-blue), var(--dark-bg));
            color: var(--text-light);
            padding: 1rem 0;
            position: sticky;
            top: 0;
            z-index: 1000;
            box-shadow: var(--shadow);
        }
        .header-container {
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 1rem;
            display: flex;
            justify-content: space-between;
            align-items: center;
        }
        .logo {
            font-size: 1.8rem;
            font-weight: 700;
            text-transform: uppercase;
            letter-spacing: 1px;
        }
        .logo a {
            color: var(--accent-gold);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .logo i {
            color: var(--secondary-blue);
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 2rem;
        }
        .desktop-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            padding: 0.5rem 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .desktop-nav a:hover {
            background-color: rgba(255, 255, 255, 0.1);
            color: var(--accent-gold);
        }
        .mobile-menu-btn {
            display: none;
            background: none;
            border: none;
            color: var(--text-light);
            font-size: 1.5rem;
            cursor: pointer;
            padding: 0.5rem;
        }
        .mobile-nav {
            display: none;
            position: absolute;
            top: 100%;
            left: 0;
            right: 0;
            background-color: var(--dark-bg);
            padding: 1rem;
            box-shadow: var(--shadow);
        }
        .mobile-nav.active {
            display: block;
        }
        .mobile-nav ul {
            list-style: none;
        }
        .mobile-nav li {
            margin-bottom: 1rem;
        }
        .mobile-nav a {
            color: var(--text-light);
            text-decoration: none;
            font-weight: 500;
            display: block;
            padding: 0.5rem;
            border-bottom: 1px solid rgba(255, 255, 255, 0.1);
        }
        .breadcrumb {
            background-color: rgba(0, 0, 0, 0.1);
            padding: 0.75rem 1rem;
            margin-top: 0.5rem;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            gap: 0.5rem;
            flex-wrap: wrap;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
        }
        .breadcrumb a {
            color: var(--text-light);
            text-decoration: none;
            opacity: 0.9;
            font-size: 0.9rem;
        }
        .breadcrumb a:hover {
            opacity: 1;
            text-decoration: underline;
        }
        .breadcrumb i {
            margin: 0 0.5rem;
            font-size: 0.8rem;
        }
        main {
            max-width: 1200px;
            margin: 2rem auto;
            padding: 0 1rem;
        }
        .article-header {
            text-align: center;
            margin-bottom: 3rem;
            padding-bottom: 2rem;
            border-bottom: 3px solid var(--accent-gold);
        }
        .article-header h1 {
            font-size: 2.5rem;
            color: var(--primary-blue);
            margin-bottom: 1rem;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 2rem;
            color: #666;
            font-size: 0.9rem;
            margin-top: 1rem;
        }
        .content-section {
            margin-bottom: 3rem;
            background: white;
            border-radius: 8px;
            padding: 2rem;
            box-shadow: var(--shadow);
        }
        .content-section h2 {
            color: var(--primary-blue);
            margin-bottom: 1.5rem;
            padding-bottom: 0.5rem;
            border-bottom: 2px solid var(--gray-border);
            font-size: 1.8rem;
        }
        .content-section h3 {
            color: var(--secondary-blue);
            margin: 1.5rem 0 1rem;
            font-size: 1.4rem;
        }
        .content-section p {
            margin-bottom: 1.2rem;
            text-align: justify;
        }
        .highlight {
            background-color: rgba(255, 205, 0, 0.1);
            border-left: 4px solid var(--accent-gold);
            padding: 1.5rem;
            margin: 1.5rem 0;
            border-radius: 0 4px 4px 0;
        }
        .featured-image {
            width: 100%;
            max-height: 500px;
            object-fit: cover;
            border-radius: 8px;
            margin: 2rem 0;
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
            transition: var(--transition);
        }
        .featured-image:hover {
            transform: scale(1.01);
        }
        .interactive-features {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
            gap: 2rem;
            margin: 3rem 0;
        }
        .feature-box {
            background: white;
            border-radius: 8px;
            padding: 1.5rem;
            box-shadow: var(--shadow);
            transition: var(--transition);
        }
        .feature-box:hover {
            transform: translateY(-5px);
            box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
        }
        .feature-box h3 {
            color: var(--primary-blue);
            margin-bottom: 1rem;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        .feature-box form {
            display: flex;
            flex-direction: column;
            gap: 1rem;
        }
        .feature-box input,
        .feature-box textarea,
        .feature-box select {
            padding: 0.75rem;
            border: 1px solid var(--gray-border);
            border-radius: 4px;
            font-family: inherit;
        }
        .feature-box button {
            background: linear-gradient(135deg, var(--primary-blue), var(--secondary-blue));
            color: white;
            border: none;
            padding: 0.75rem;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .feature-box button:hover {
            background: linear-gradient(135deg, var(--secondary-blue), var(--primary-blue));
        }
        .rating {
            display: flex;
            justify-content: center;
            gap: 0.5rem;
            margin: 1rem 0;
        }
        .rating input {
            display: none;
        }
        .rating label {
            cursor: pointer;
            font-size: 1.5rem;
            color: #ddd;
            transition: var(--transition);
        }
        .rating input:checked ~ label,
        .rating label:hover,
        .rating label:hover ~ label {
            color: var(--accent-gold);
        }
        .internal-link {
            color: var(--secondary-blue);
            text-decoration: none;
            font-weight: 600;
            border-bottom: 2px dotted transparent;
            transition: var(--transition);
        }
        .internal-link:hover {
            border-bottom-color: var(--secondary-blue);
            color: var(--primary-blue);
        }
        .web-links {
            background: var(--dark-bg);
            padding: 2rem 1rem;
            margin-top: 3rem;
        }
        .web-links-container {
            max-width: 1200px;
            margin: 0 auto;
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
            gap: 1rem;
        }
        .web-link {
            background: rgba(255, 255, 255, 0.05);
            padding: 1rem;
            border-radius: 4px;
            transition: var(--transition);
        }
        .web-link:hover {
            background: rgba(255, 255, 255, 0.1);
            transform: translateX(5px);
        }
        .web-link a {
            color: var(--text-light);
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 0.5rem;
        }
        footer {
            background: var(--primary-blue);
            color: var(--text-light);
            padding: 2rem 1rem;
            text-align: center;
        }
        .footer-content {
            max-width: 1200px;
            margin: 0 auto;
        }
        .footer-links {
            display: flex;
            justify-content: center;
            gap: 2rem;
            margin: 1.5rem 0;
            flex-wrap: wrap;
        }
        .footer-links a {
            color: var(--text-light);
            text-decoration: none;
            opacity: 0.9;
            transition: var(--transition);
        }
        .footer-links a:hover {
            opacity: 1;
            color: var(--accent-gold);
        }
        .copyright {
            margin-top: 1.5rem;
            padding-top: 1.5rem;
            border-top: 1px solid rgba(255, 255, 255, 0.1);
            font-size: 0.9rem;
            opacity: 0.8;
        }
        @media (max-width: 768px) {
            .desktop-nav {
                display: none;
            }
            .mobile-menu-btn {
                display: block;
            }
            .article-header h1 {
                font-size: 2rem;
            }
            .interactive-features {
                grid-template-columns: 1fr;
            }
            .feature-box {
                padding: 1.25rem;
            }
            .content-section {
                padding: 1.5rem;
            }
            .article-meta {
                flex-direction: column;
                gap: 0.5rem;
                align-items: center;
            }
            .web-links-container {
                grid-template-columns: repeat(2, 1fr);
            }
        }
        @media (max-width: 480px) {
            .article-header h1 {
                font-size: 1.75rem;
            }
            .content-section h2 {
                font-size: 1.5rem;
            }
            .content-section h3 {
                font-size: 1.2rem;
            }
            .web-links-container {
                grid-template-columns: 1fr;
            }
            .footer-links {
                flex-direction: column;
                gap: 1rem;
            }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .content-section {
            animation: fadeIn 0.5s ease-out;
        }
        .text-center { text-align: center; }
        .text-bold { font-weight: 700; }
        .text-gold { color: var(--accent-gold); }
        .text-blue { color: var(--primary-blue); }
        .emoji { font-size: 1.2em; }
        .mb-1 { margin-bottom: 1rem; }
        .mb-2 { margin-bottom: 2rem; }
        .mt-1 { margin-top: 1rem; }
        .mt-2 { margin-top: 2rem; }