* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        :root {
            --primary: #2A2A72;
            --secondary: #009FFD;
            --accent: #FFA400;
            --danger: #FF2E63;
            --success: #0CCE6B;
            --dark: #1A1A2E;
            --light: #F8F9FA;
            --gray: #6C757D;
            --shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
            --transition: all 0.3s ease;
        }
        html {
            scroll-behavior: smooth;
            font-size: 16px;
        }
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            line-height: 1.7;
            color: #333;
            background: linear-gradient(135deg, #0f0c29 0%, #302b63 50%, #24243e 100%);
            min-height: 100vh;
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background: rgba(26, 26, 46, 0.95);
            backdrop-filter: blur(10px);
            position: sticky;
            top: 0;
            z-index: 1000;
            border-bottom: 3px solid var(--accent);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .my-logo {
            font-size: 2.2rem;
            font-weight: 900;
            background: linear-gradient(90deg, var(--secondary), var(--accent));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            text-decoration: none;
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .my-logo i {
            color: var(--accent);
            font-size: 2.5rem;
        }
        .desktop-nav ul {
            display: flex;
            list-style: none;
            gap: 30px;
        }
        .desktop-nav a {
            color: var(--light);
            text-decoration: none;
            font-weight: 600;
            padding: 8px 15px;
            border-radius: 4px;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .desktop-nav a:hover {
            background: var(--secondary);
            color: white;
            transform: translateY(-2px);
        }
        .hamburger {
            display: none;
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.8rem;
            cursor: pointer;
            padding: 5px;
        }
        .mobile-nav {
            position: fixed;
            top: 0;
            right: -300px;
            width: 280px;
            height: 100vh;
            background: var(--dark);
            padding: 80px 30px 30px;
            transition: right 0.4s ease;
            z-index: 999;
            box-shadow: -5px 0 20px rgba(0,0,0,0.3);
        }
        .mobile-nav.active {
            right: 0;
        }
        .mobile-nav ul {
            list-style: none;
            display: flex;
            flex-direction: column;
            gap: 15px;
        }
        .mobile-nav a {
            color: var(--light);
            text-decoration: none;
            font-size: 1.2rem;
            padding: 12px 20px;
            border-radius: 6px;
            display: block;
            border-left: 4px solid var(--secondary);
            transition: var(--transition);
        }
        .mobile-nav a:hover {
            background: rgba(255,255,255,0.1);
            padding-left: 25px;
        }
        .close-nav {
            position: absolute;
            top: 20px;
            right: 20px;
            background: none;
            border: none;
            color: var(--light);
            font-size: 1.8rem;
            cursor: pointer;
        }
        .breadcrumb {
            padding: 15px 0;
            background: rgba(42, 42, 114, 0.2);
            margin-bottom: 30px;
        }
        .breadcrumb ul {
            display: flex;
            list-style: none;
            flex-wrap: wrap;
            gap: 10px;
        }
        .breadcrumb li {
            display: flex;
            align-items: center;
            gap: 10px;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--secondary);
            text-decoration: none;
        }
        .breadcrumb a:hover {
            text-decoration: underline;
        }
        .breadcrumb li:not(:last-child)::after {
            content: '>';
            color: var(--gray);
        }
        main {
            background: white;
            border-radius: 12px;
            box-shadow: var(--shadow);
            overflow: hidden;
            margin: 20px auto 40px;
            position: relative;
        }
        .content-wrapper {
            padding: 40px;
        }
        .article-header {
            text-align: center;
            margin-bottom: 40px;
            padding-bottom: 25px;
            border-bottom: 2px dashed var(--accent);
        }
        h1 {
            font-size: 2.8rem;
            color: var(--primary);
            margin-bottom: 15px;
            line-height: 1.2;
        }
        .article-meta {
            display: flex;
            justify-content: center;
            gap: 30px;
            color: var(--gray);
            font-size: 0.95rem;
            flex-wrap: wrap;
        }
        .article-meta span {
            display: flex;
            align-items: center;
            gap: 8px;
        }
        .search-section {
            background: linear-gradient(135deg, var(--primary), #3a3a8a);
            padding: 25px;
            border-radius: 10px;
            margin: 30px 0;
            text-align: center;
            color: white;
        }
        .search-form {
            display: flex;
            max-width: 600px;
            margin: 20px auto 0;
        }
        .search-input {
            flex: 1;
            padding: 15px 20px;
            border: none;
            border-radius: 50px 0 0 50px;
            font-size: 1rem;
            outline: none;
        }
        .search-btn {
            background: var(--accent);
            color: white;
            border: none;
            padding: 0 30px;
            border-radius: 0 50px 50px 0;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 10px;
        }
        .search-btn:hover {
            background: #ff8c00;
        }
        h2 {
            font-size: 2.2rem;
            color: var(--primary);
            margin: 50px 0 20px;
            padding-bottom: 10px;
            border-bottom: 3px solid var(--secondary);
        }
        h3 {
            font-size: 1.8rem;
            color: var(--dark);
            margin: 35px 0 15px;
        }
        h4 {
            font-size: 1.4rem;
            color: #444;
            margin: 25px 0 12px;
        }
        p {
            margin-bottom: 20px;
            font-size: 1.05rem;
            text-align: justify;
        }
        .highlight {
            background: linear-gradient(120deg, rgba(255, 164, 0, 0.15) 0%, rgba(255, 164, 0, 0.05) 100%);
            border-left: 4px solid var(--accent);
            padding: 20px 25px;
            margin: 25px 0;
            border-radius: 0 8px 8px 0;
        }
        .tips-box {
            background: #e8f4ff;
            border: 2px solid var(--secondary);
            border-radius: 10px;
            padding: 20px;
            margin: 25px 0;
        }
        .tips-box h4 {
            color: var(--secondary);
            display: flex;
            align-items: center;
            gap: 10px;
            margin-top: 0;
        }
        .article-image {
            width: 100%;
            max-width: 800px;
            height: auto;
            border-radius: 10px;
            margin: 30px auto;
            display: block;
            box-shadow: var(--shadow);
            transition: transform 0.4s ease;
        }
        .article-image:hover {
            transform: scale(1.02);
        }
        .image-caption {
            text-align: center;
            color: var(--gray);
            font-style: italic;
            margin-top: -20px;
            margin-bottom: 30px;
            font-size: 0.95rem;
        }
        .internal-links {
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            margin: 40px 0;
        }
        .internal-links h3 {
            margin-top: 0;
            color: var(--primary);
        }
        .links-grid {
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
            gap: 15px;
            margin-top: 20px;
        }
        .internal-link {
            background: white;
            padding: 15px;
            border-radius: 8px;
            text-decoration: none;
            color: var(--primary);
            display: block;
            border: 1px solid #dee2e6;
            transition: var(--transition);
            display: flex;
            align-items: center;
            gap: 12px;
        }
        .internal-link:hover {
            border-color: var(--secondary);
            transform: translateY(-3px);
            box-shadow: 0 6px 12px rgba(0,0,0,0.1);
        }
        .internal-link i {
            color: var(--accent);
            font-size: 1.2rem;
        }
        .interactive-section {
            display: flex;
            gap: 30px;
            margin: 50px 0;
            flex-wrap: wrap;
        }
        .comments-box, .rating-box {
            flex: 1;
            min-width: 300px;
            background: #f8f9fa;
            padding: 25px;
            border-radius: 10px;
            border: 1px solid #dee2e6;
        }
        .rating-box {
            text-align: center;
        }
        .stars {
            display: flex;
            justify-content: center;
            gap: 5px;
            margin: 20px 0;
        }
        .star {
            font-size: 2rem;
            color: #ddd;
            cursor: pointer;
            transition: var(--transition);
        }
        .star:hover,
        .star.active {
            color: #FFD700;
        }
        .rating-form input,
        .comment-form textarea,
        .comment-form input {
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 6px;
            font-family: inherit;
        }
        .submit-btn {
            background: var(--success);
            color: white;
            border: none;
            padding: 12px 25px;
            border-radius: 6px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
            display: inline-flex;
            align-items: center;
            gap: 10px;
        }
        .submit-btn:hover {
            background: #0ab85f;
            transform: translateY(-2px);
        }
        footer {
            background: var(--dark);
            color: white;
            padding: 50px 0 20px;
            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: var(--accent);
            margin-bottom: 20px;
            font-size: 1.4rem;
        }
        .friend-links {
            display: flex;
            flex-direction: column;
            gap: 10px;
        }
        friend-link {
            display: block;
            color: #bbb;
            text-decoration: none;
            padding: 8px 0;
            border-bottom: 1px solid rgba(255,255,255,0.1);
            transition: var(--transition);
        }
        friend-link:hover {
            color: var(--secondary);
            padding-left: 10px;
        }
        .copyright {
            text-align: center;
            padding-top: 20px;
            border-top: 1px solid rgba(255,255,255,0.1);
            color: #aaa;
            font-size: 0.9rem;
        }
        @media (max-width: 992px) {
            h1 { font-size: 2.4rem; }
            h2 { font-size: 2rem; }
            .content-wrapper { padding: 30px; }
        }
        @media (max-width: 768px) {
            .desktop-nav { display: none; }
            .hamburger { display: block; }
            h1 { font-size: 2rem; }
            h2 { font-size: 1.8rem; }
            .content-wrapper { padding: 20px; }
            .interactive-section { flex-direction: column; }
            .search-form { flex-direction: column; }
            .search-input { border-radius: 50px; margin-bottom: 10px; }
            .search-btn { border-radius: 50px; justify-content: center; padding: 15px; }
        }
        @media (max-width: 480px) {
            .container { padding: 0 15px; }
            h1 { font-size: 1.8rem; }
            .article-meta { flex-direction: column; gap: 10px; align-items: center; }
            .links-grid { grid-template-columns: 1fr; }
        }
        @keyframes fadeIn {
            from { opacity: 0; transform: translateY(20px); }
            to { opacity: 1; transform: translateY(0); }
        }
        .fade-in {
            animation: fadeIn 0.6s ease forwards;
        }
        .text-center { text-align: center; }
        .emoji { font-size: 1.2em; margin-right: 5px; }
        .bold { font-weight: 800; color: var(--primary); }
        .keyword { background: #fff3cd; padding: 2px 6px; border-radius: 3px; font-weight: 600; }