* {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
        }
        :root {
            --primary: #0078D4;
            --secondary: #FF8C00;
            --dark: #0C141F;
            --light: #F5F7FA;
            --gray: #6C757D;
            --success: #28A745;
            --transition: all 0.3s ease;
        }
        body {
            background-color: var(--dark);
            color: var(--light);
            line-height: 1.6;
            overflow-x: hidden;
        }
        a {
            color: var(--secondary);
            text-decoration: none;
            transition: var(--transition);
        }
        a:hover {
            color: var(--primary);
        }
        .container {
            width: 100%;
            max-width: 1200px;
            margin: 0 auto;
            padding: 0 20px;
        }
        header {
            background-color: rgba(12, 20, 31, 0.95);
            position: sticky;
            top: 0;
            z-index: 1000;
            backdrop-filter: blur(10px);
            border-bottom: 1px solid rgba(255, 140, 0, 0.2);
        }
        .header-container {
            display: flex;
            justify-content: space-between;
            align-items: center;
            padding: 15px 0;
        }
        .logo a {
            font-size: 2.2rem;
            font-weight: 800;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            letter-spacing: -1px;
        }
        .logo a:hover {
            opacity: 0.9;
        }
        .breadcrumb {
            padding: 15px 0;
            font-size: 0.9rem;
            color: var(--gray);
        }
        .breadcrumb a {
            color: var(--light);
        }
        .breadcrumb a:hover {
            color: var(--secondary);
        }
        .breadcrumb i {
            margin: 0 8px;
        }
        nav {
            display: flex;
            align-items: center;
        }
        .nav-links {
            display: flex;
            list-style: none;
        }
        .nav-links li {
            margin-left: 30px;
        }
        .nav-links a {
            color: var(--light);
            font-weight: 500;
            padding: 8px 0;
            position: relative;
        }
        .nav-links a:after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 0;
            height: 2px;
            background: var(--secondary);
            transition: var(--transition);
        }
        .nav-links a:hover:after {
            width: 100%;
        }
        .hamburger {
            display: none;
            font-size: 1.5rem;
            cursor: pointer;
            color: var(--light);
        }
        .search-box {
            margin-left: 30px;
        }
        .search-box form {
            display: flex;
        }
        .search-box input {
            padding: 8px 12px;
            border: 1px solid var(--gray);
            background: rgba(255,255,255,0.05);
            color: var(--light);
            border-radius: 4px 0 0 4px;
            width: 200px;
        }
        .search-box button {
            background: var(--primary);
            color: white;
            border: none;
            padding: 8px 15px;
            border-radius: 0 4px 4px 0;
            cursor: pointer;
        }
        .search-box button:hover {
            background: #005a9e;
        }
        main {
            padding: 40px 0;
            min-height: 80vh;
        }
        .article-header {
            text-align: center;
            margin-bottom: 50px;
            padding-bottom: 30px;
            border-bottom: 1px solid rgba(255,255,255,0.1);
        }
        h1 {
            font-size: 3.5rem;
            margin-bottom: 20px;
            background: linear-gradient(90deg, #fff, var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
            line-height: 1.2;
        }
        .article-meta {
            color: var(--gray);
            font-size: 0.95rem;
            margin-top: 15px;
        }
        .article-content {
            display: grid;
            grid-template-columns: 1fr 300px;
            gap: 40px;
        }
        @media (max-width: 992px) {
            .article-content {
                grid-template-columns: 1fr;
            }
        }
        .content-main h2 {
            font-size: 2.2rem;
            margin: 40px 0 20px;
            color: var(--secondary);
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255,140,0,0.3);
        }
        .content-main h3 {
            font-size: 1.8rem;
            margin: 30px 0 15px;
            color: var(--light);
        }
        .content-main h4 {
            font-size: 1.4rem;
            margin: 25px 0 12px;
            color: #ccc;
        }
        .content-main p {
            margin-bottom: 20px;
            font-size: 1.1rem;
            text-align: justify;
        }
        .content-main strong {
            color: var(--secondary);
            font-weight: 700;
        }
        .content-main em {
            color: #aaa;
            font-style: italic;
        }
        .highlight-box {
            background: rgba(0,120,212,0.1);
            border-left: 4px solid var(--primary);
            padding: 20px;
            margin: 25px 0;
            border-radius: 0 4px 4px 0;
        }
        .image-container {
            margin: 30px 0;
            text-align: center;
        }
        .image-container img {
            max-width: 100%;
            height: auto;
            border-radius: 8px;
            box-shadow: 0 10px 30px rgba(0,0,0,0.5);
            border: 1px solid rgba(255,255,255,0.1);
        }
        .image-caption {
            color: var(--gray);
            font-size: 0.9rem;
            margin-top: 10px;
        }
        .link-list {
            background: rgba(255,255,255,0.03);
            padding: 20px;
            border-radius: 8px;
            margin: 30px 0;
        }
        .link-list ul {
            list-style: none;
            display: grid;
            grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
            gap: 15px;
        }
        .link-list li {
            padding: 10px 0;
            border-bottom: 1px dashed rgba(255,255,255,0.1);
        }
        .link-list li:last-child {
            border-bottom: none;
        }
        .interactive-section {
            background: rgba(12, 20, 31, 0.7);
            border: 1px solid rgba(255,140,0,0.2);
            border-radius: 8px;
            padding: 30px;
            margin: 40px 0;
        }
        .interactive-section h3 {
            margin-top: 0;
        }
        .rating-stars {
            display: flex;
            gap: 5px;
            margin: 15px 0;
        }
        .rating-stars i {
            color: var(--gray);
            cursor: pointer;
            font-size: 1.5rem;
            transition: var(--transition);
        }
        .rating-stars i.active,
        .rating-stars i:hover {
            color: gold;
        }
        .form-group {
            margin-bottom: 20px;
        }
        .form-group label {
            display: block;
            margin-bottom: 8px;
            color: var(--light);
        }
        .form-group input,
        .form-group textarea,
        .form-group select {
            width: 100%;
            padding: 12px;
            background: rgba(255,255,255,0.05);
            border: 1px solid var(--gray);
            border-radius: 4px;
            color: var(--light);
        }
        .form-group textarea {
            min-height: 120px;
            resize: vertical;
        }
        .btn {
            display: inline-block;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            color: white;
            padding: 12px 30px;
            border: none;
            border-radius: 4px;
            cursor: pointer;
            font-weight: 600;
            transition: var(--transition);
        }
        .btn:hover {
            transform: translateY(-3px);
            box-shadow: 0 7px 15px rgba(255,140,0,0.3);
        }
        .sidebar {
            background: rgba(255,255,255,0.03);
            border-radius: 8px;
            padding: 25px;
            align-self: start;
            position: sticky;
            top: 100px;
        }
        .sidebar-widget {
            margin-bottom: 30px;
        }
        .sidebar-widget h3 {
            font-size: 1.3rem;
            color: var(--secondary);
            margin-bottom: 15px;
            padding-bottom: 10px;
            border-bottom: 1px solid rgba(255,140,0,0.3);
        }
        .popular-links {
            list-style: none;
        }
        .popular-links li {
            margin-bottom: 12px;
            padding-bottom: 12px;
            border-bottom: 1px solid rgba(255,255,255,0.05);
        }
        .popular-links li:last-child {
            margin-bottom: 0;
            border-bottom: none;
        }
        .stats-grid {
            display: grid;
            grid-template-columns: repeat(2, 1fr);
            gap: 15px;
            margin-top: 15px;
        }
        .stat-box {
            background: rgba(0,120,212,0.1);
            padding: 15px;
            border-radius: 4px;
            text-align: center;
        }
        .stat-box .number {
            font-size: 2rem;
            font-weight: 700;
            color: var(--secondary);
        }
        .stat-box .label {
            font-size: 0.85rem;
            color: var(--gray);
        }
        footer {
            background: #070C14;
            padding: 60px 0 30px;
            margin-top: 60px;
            border-top: 1px solid rgba(255,140,0,0.2);
        }
        .footer-content {
            display: grid;
            grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
            gap: 40px;
            margin-bottom: 40px;
        }
        .footer-logo {
            font-size: 2rem;
            font-weight: 800;
            margin-bottom: 20px;
            background: linear-gradient(90deg, var(--primary), var(--secondary));
            -webkit-background-clip: text;
            background-clip: text;
            color: transparent;
        }
        .friend-links {
            margin: 20px 0;
            padding: 20px;
            background: rgba(255,255,255,0.02);
            border-radius: 8px;
        }
        friend-link {
            display: inline-block;
            margin-right: 15px;
            margin-bottom: 10px;
        }
        .copyright {
            text-align: center;
            color: var(--gray);
            font-size: 0.9rem;
            padding-top: 30px;
            border-top: 1px solid rgba(255,255,255,0.05);
        }
        @media (max-width: 768px) {
            h1 {
                font-size: 2.5rem;
            }
            .header-container {
                flex-wrap: wrap;
            }
            .hamburger {
                display: block;
            }
            .nav-links {
                position: fixed;
                top: 70px;
                left: -100%;
                width: 100%;
                background: var(--dark);
                flex-direction: column;
                align-items: center;
                padding: 20px 0;
                transition: var(--transition);
                box-shadow: 0 10px 20px rgba(0,0,0,0.3);
                z-index: 999;
            }
            .nav-links.active {
                left: 0;
            }
            .nav-links li {
                margin: 15px 0;
            }
            .search-box {
                margin-left: 0;
                margin-top: 15px;
                width: 100%;
            }
            .search-box input {
                width: 100%;
            }
            .breadcrumb {
                font-size: 0.8rem;
            }
            .content-main p {
                font-size: 1rem;
            }
            .content-main h2 {
                font-size: 1.8rem;
            }
            .content-main h3 {
                font-size: 1.5rem;
            }
            .content-main h4 {
                font-size: 1.2rem;
            }
        }